1 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
5 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
6 they translate to non builtins.
7 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
8 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
9 __builtin_vec_promote, __builtin_vec_extract, and
11 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
12 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
13 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
14 * config/rs6000/altivec.h (vec_extract): Define
17 (vec_promote): Define.
19 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
20 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
21 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
23 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
25 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
26 prototype. Add new parameter, blk.
27 Use BLKmode for the MEM if blk is true.
28 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
29 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
30 ALTIVEC_BUILTIN_STVRXL.
31 Update usage of altivec_expand_lv_builtin.
32 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
33 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
34 (altivec_init_builtins): If compiling for the Cell, also define the
36 * config/rs6000/rs6000.h (rs6000_builtins): Define
37 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
38 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
39 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
40 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
41 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
42 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
43 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
44 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
45 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
46 UNSPEC_STVRX, and UNSPEC_STVRXL.
47 (altivec_lvlx): New pattern.
48 (altivec_lvlxl): New pattern.
49 (altivec_lvrx): New pattern.
50 (altivec_lvrxl): New pattern.
51 (altivec_stvlx): New pattern.
52 (altivec_stvlxl): New pattern.
53 (altivec_stvrx): New pattern.
54 (altivec_stvrxl): New pattern.
55 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
56 (vec_lvlxl): Likewise.
57 (vec_lvrx): Define if PPU is defined.
58 (vec_lvrxl): Likewise.
59 (vec_stvlx): Define if PPU is defined.
60 (vec_stvlxl): Likewise.
61 (vec_stvrx): Define if PPU is defined.
62 (vec_stvrxl): Likewise.
64 2008-10-01 Geert Bosch <bosch@adacore.com>
66 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
68 2008-10-01 Richard Guenther <rguenther@suse.de>
70 PR tree-optimization/37617
71 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
72 do not add to the NEW_SETS.
74 2008-10-01 Richard Guenther <rguenther@suse.de>
77 * tree-vrp.c (execute_vrp): If we optimized away the default
78 case make sure to promote the label that got in place of it
79 to a default case label.
81 2008-10-01 Richard Henderson <rth@redhat.com>
84 * tree-complex.c (set_component_ssa_name): Don't optimize
85 is_gimple_min_invariant values with ssa_names in abnormal phis.
87 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
89 PR tree-optimization/37662
90 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
91 commutative binary operation if they are in the wrong order and
92 fold_build2 produces non-GIMPLE.
94 2008-09-30 Jakub Jelinek <jakub@redhat.com>
96 PR tree-optimization/37662
97 PR tree-optimization/37663
98 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
99 get_value_range with non-SSA_NAME. Don't assert operands have been
100 folded, instead just bail out.
102 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
104 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
106 2008-09-30 Richard Guenther <rguenther@suse.de>
109 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
110 build restrict-qualified pointers.
111 (vectorizable_store): Move alias check later.
112 (vectorizable_load): Likewise.
114 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
116 * c-common.c (empty_if_body_warning): Remove.
117 * c-common.h (empty_if_body_warning): Remove.
118 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
119 here the -Wempty-body warning for `if' and `else' statements.
120 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
122 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
124 * config/i386/i386.opt: Add msse2avx.
126 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
127 * config/i386/linux64.h (ASM_SPEC): Likewise.
129 * doc/invoke.texi: Document -msse2avx.
131 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
133 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
135 2008-09-29 Joseph Myers <joseph@codesourcery.com>
137 * ifcvt.c (noce_emit_store_flag): If using condition from original
138 jump, reverse it if if_info->cond was reversed.
140 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
142 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
143 non-constant memory if it cannot be forced to constant memory.
144 Overhaul surrounding code and factor out common condition.
146 2008-09-29 Jeff Law <law@redhat.com>
148 * reload1.c (alter_reg): Add missing curly braces.
150 2008-09-29 Michael J. Eager <eager@eagercon.com>
152 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
154 * config/rs6000/rs6000.c (rs6000_override_options): Move
155 rs6000_init_hard_regno_mode_ok after all options changed.
156 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
157 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
158 -msimple-fpu flags. Add warning messages if single FP not configured.
159 (rs6000_file_start): Output gnu_attribute for single-float.
160 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
161 (rs6000_legitimize_address): Likewise.
162 (rs6000_legitimize_reload_address): Likewise.
163 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
165 (function_arg_advance): Likewise (partial conversion).
166 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
167 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
169 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
170 (rs6000_emit_prologue): Likewise.
171 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
173 (rs6000_libcall_value): Likewise.
174 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
175 (TARGET_DOUBLE_FLOAT): New default to 1
176 (TARGET_SIMPLE_FPU): New default to 0
177 (TARGET_SINGLE_FPU): New default to 0
178 (TARGET_SINGLE_FLOAT_MODE): New.
179 (TARGET_DOUBLE_FLOAT_MODE): New.
180 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
181 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
183 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
184 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
185 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
186 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
187 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
188 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
189 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
190 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
191 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
192 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
193 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
194 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
195 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
196 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
197 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
198 cmptf_internal1, *cmptf_internal2): Condition on
200 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
201 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
202 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
203 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
204 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
205 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
207 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
208 * config/rs6000/rs6000.opt (-msingle-float): New.
209 (-mdouble-float): New.
211 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
212 -msingle-float, -mdouble-float, -msimple-fpu options.
213 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
214 _SOFT_DOUBLE for -msingle-float.
215 * config.gcc: New config for target=powerpc-xilinx-eabi.
217 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
219 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
221 (new_scop): Take entry and exit edge to define new SCoP.
222 (sd_region_p): New structure used during SCoP detection.
223 (move_scops): Delete.
224 (move_sd_regions): New.
225 (scopdet_info): Change the definition from edges back to basic_blocks.
226 (scopdet_edge_info): Work on basic_blocks and rename to
227 scopdet_basic_block_info.
228 (split_difficult_bb): At the moment removed. We should later
229 add it at another place.
230 (build_scops_1): Work on basic_blocks.
231 (bb_in_sd_region): New.
232 (find_single_entry_edge): New.
233 (find_single_exit_edge): New.
234 (create_single_entry_edge): New.
235 (sd_region_without_exit): New.
236 (create_single_exit_edge): New.
237 (unmark_exit_edges): New.
238 (mark_exit_edges): New.
239 (create_sese_edges): New.
240 (build_graphite_scops): New.
241 (build_scops): Make SCoPs SESE.
242 (limit_scops): Use the new functions.
244 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
246 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
248 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
251 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
252 address to a register before taking the lower part.
254 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
256 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
259 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
260 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
263 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
264 the newly created variable.
265 Create a VECTOR_CST of all 1s for vector types.
267 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
270 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
272 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
274 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
275 order to convert between modes.
276 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
278 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
280 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
283 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
286 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
290 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
292 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
293 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
294 them to yield false with MIPS16.
296 2008-09-26 Jakub Jelinek <jakub@redhat.com>
299 * dwarf2out.c (tls_mem_loc_descriptor): New function.
300 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
301 mem_loc_descriptor failed. Accept UNSPEC.
302 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
303 fail if one of the loc_descriptor calls for pieces failed.
304 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
305 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
306 if loc_descriptor_from_tree_1 on offset failed.
309 * opts.c (common_handle_option): Don't call print_specific_help with
310 CL_SAVE as first argument.
312 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
313 Steve Ellcey <sje@cup.hp.com>
315 * configure: Regenerate for new libtool.
318 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
320 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
321 alias set on MEM when saving stack pointer.
322 * config/rs6000/rs6000.md (allocate_stack): Likewise
324 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
326 PR tree-optimization/37574
327 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
328 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
329 instead of vector_type for constants. Take computation out of loop.
330 (vect_get_vec_def_for_operand): Use only vectype for constant case,
331 and use only vector_type for invariant case.
332 (get_initial_def_for_reduction): Use vectype instead of vector_type.
334 2008-09-25 Jakub Jelinek <jakub@redhat.com>
337 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
338 the decl is a VAR_DECL or FUNCTION_DECL.
340 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
343 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
344 (mark_ref_live, mark_ref_dead): Use them.
345 (def_conflicts_with_inputs_p): Remove.
346 (mark_early_clobbers): New function.
347 (process_bb_node_lives): Call preprocess_constraints and
350 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
352 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
355 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
356 (ira_compress_allocno_live_ranges): New prototype.
358 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
359 (coalesced_allocnos_living_at_program_points): New.
360 (coalesced_allocnos_live_at_points_p,
361 set_coalesced_allocnos_live_points): New functions.
362 (coalesce_spill_slots): Rewrite.
364 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
365 ira_compress_allocno_live_ranges): New functions.
367 * ira-build.c (ira_flattening): Call
368 ira_compress_allocno_live_ranges.
371 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
373 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
376 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
378 * combine.c (make_compound_operation): Handle the 'E' format.
379 (count_rtxs): Likewise.
380 (update_table_tick): Likewise.
381 (get_last_value_validate): Likewise.
383 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
385 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
387 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
389 * matrix-reorg.c (transform_allocation_sites): Initializers
390 added to avoid the warning.
392 2008-09-25 Martin Jambor <mjambor@suse.cz>
394 * cgraph.c (free_nodes): New variable.
395 (NEXT_FREE_NODE): New macro.
396 (cgraph_create_node): Reuse nodes from the free list. Do not
397 update uid if doing so.
398 (cgraph_remove_node): Add the node to the free list.
400 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
402 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
404 2008-09-24 Richard Henderson <rth@redhat.com>
406 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
407 * unwind-dw2.c (execute_stack_op): Handle it.
409 2008-09-24 David Edelsohn <edelsohn@gnu.org>
412 2008-09-24 Michael J. Eager <eager@eagercon.com>
414 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
416 * c-common.c (fname_decl): New location argument.
417 * c-common.h (fname_decl): Same.
418 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
420 (c_parser_typeof_specifier): Same.
421 (c_parser_parms_list_declarator): Same.
422 (c_parser_asm_string_literal): Same.
423 (c_parser_compound_statement_nostart): Same.
424 (c_parser_label): Same.
425 (c_parser_do_statement): Same.
426 (c_parser_asm_statement): Same.
427 (c_parser_unary_expression): Same.
428 (c_parser_sizeof_expression): Same.
429 (c_parser_postfix_expression): Same.
430 (c_parser_pragma): Same.
431 (c_parser_omp_clause_collapse): Same.
432 (c_parser_omp_clause_num_threads): Same.
433 (c_parser_omp_clause_schedule): Same.
434 (c_parser_omp_all_clauses): Same.
435 (c_parser_omp_sections_scope): Same.
436 (c_parser_omp_for_loop): Same. Pass condition's location to
437 c_objc_common_truthvalue_conversion.
438 (c_parser_enum_specifier): Remove comment.
440 2008-09-24 Michael J. Eager <eager@eagercon.com>
442 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
444 * config/rs6000/rs6000.c (rs6000_override_options): Move
445 rs6000_init_hard_regno_mode_ok after all options changed.
446 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
447 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
448 -msimple-fpu flags. Add warning messages if single FP not configured.
449 (rs6000_file_start): Output gnu_attribute for single-float.
450 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
451 (rs6000_legitimize_address): Likewise.
452 (rs6000_legitimize_reload_address): Likewise.
453 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
455 (function_arg_advance): Likewise.
456 (function_arg): Likewise.
457 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
458 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
460 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
461 (rs6000_emit_prologue): Likewise.
462 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
464 (rs6000_libcall_value): Likewise.
465 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
466 (TARGET_DOUBLE_FLOAT): New default to 1
467 (TARGET_SIMPLE_FPU): New default to 0
468 (TARGET_SINGLE_FPU): New default to 0
469 (TARGET_SINGLE_FLOAT_MODE): New.
470 (TARGET_DOUBLE_FLOAT_MODE): New.
471 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
472 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
474 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
475 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
476 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
477 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
478 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
479 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
480 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
481 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
482 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
483 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
484 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
485 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
486 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
487 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
488 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
489 cmptf_internal1, *cmptf_internal2): Condition on
491 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
492 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
493 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
494 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
495 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
496 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
498 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
499 * config/rs6000/rs6000.opt (-msingle-float): New.
500 (-mdouble-float): New.
502 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
503 -msingle-float, -mdouble-float, -msimple-fpu options.
504 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
505 _SOFT_DOUBLE for -msingle-float.
506 * config.gcc: New config for target=powerpc-xilinx-eabi.
508 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
510 * config/sparc/constraints.md: New file.
511 * config/sparc/sparc.md: Include it.
512 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
513 (sparc_extra_constraint_check): Delete.
514 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
515 (memory_ok_for_ldd): New predicate.
516 (sparc_extra_constraint_check): Delete.
517 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
518 (CONST_OK_FOR_LETTER_P): Likewise.
519 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
520 (EXTRA_CONSTRAINT): Likewise.
522 2008-08-23 Steve Ellcey <sje@cup.hp.com>
524 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
526 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
528 * alias.c (find_base_value): Use FIND_BASE_TERM.
529 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
531 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
533 * config/i386/i386.c: Include cselib.h.
534 (ix86_pic_register_p): New function.
535 (ix86_delegitimize_address): Use it to check for the PIC register.
537 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
539 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
540 * config/i386/i386.c (ix86_find_base_term): Don't check for
541 SYMBOL_REF and LABEL_REF.
543 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
545 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
546 constant PLUS in a CONST.
548 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
550 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
551 check for sibcall support for w64.
553 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
555 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
557 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
559 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
560 parser_build_binary_op.
561 * c-decl.c (build_enumerator): Pass location to build_binary_op.
562 * c-typeck.c (build_array_ref): Same.
563 (parser_build_unary_op): New location argument.
564 (pointer_diff): Pass location to build_binary_op,
565 c_objc_common_truthvalue_conversion.
566 (build_modify_expr): Same.
567 (build_unary_op): New location argument.
568 (build_binary_op): New location argument.
569 (c_objc_common_truthvalue_conversion): Pass location to
570 c_*common_truthvalue_conversion.
571 * c-convert.c (convert): Same.
572 * c-common.c (binary_op_error): New location argument.
573 (pointer_int_sum): Pass location to build_binary_op.
574 (c_common_truthvalue_conversion): New location argument.
575 (warn_for_sign_compare): Same.
576 * c-common.h: Add location argument to c_common_truthvalue_conversion,
577 binary_op_error, build_binary_op, warn_for_sign_compare.
578 * c-parser.c (c_parser_condition): Pass location to
579 c_*common_truthvalue_conversion.
580 (c_parser_conditional_expression): Save condition's location and pass
582 (c_parser_binary_expression): Same, but for the binary operator's
584 (c_parser_omp_for_loop): Pass location to
585 c_objc_common_truthvalue_conversion.
587 2008-09-23 Martin Jambor <mjambor@suse.cz>
589 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
590 (cgraph_node_remove_callees): New temporary f. Hold the next item
592 (cgraph_node_remove_callers): Likewise.
594 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
595 (ipa_node_removal_hook): Likewise.
597 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
598 gimple_call_copy_skip_args and moved to the gimple_call section.
599 * gimple.c (gimple_copy_call_skip_args): Renamed to
600 gimple_call_copy_skip_args. Changed al users.
602 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
604 * ira-color.c (start_allocno_priorities): Rename to
605 setup_allocno_priorities. Use costs and
606 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
607 range lengths. Get rid off doubles.
608 (ira_fast_allocations): Call start_allocno_priorities.
610 2008-09-22 David Daney <ddaney@avtrex.com>
613 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
614 register if TARGET_LONG_CALLS.
616 2008-09-22 Richard Guenther <rguenther@suse.de>
618 PR tree-optimization/37145
619 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
620 value-numbering union accesses with their offset and size only.
621 (visit_reference_op_load): Fix simplification of inserted conversions.
622 * tree-ssa-pre.c (find_or_generate_expression): Do not
623 recursively generate expressions if running FRE.
625 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
627 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
628 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
629 *baddu_di<mode>): New patterns.
631 2008-09-22 Richard Guenther <rguenther@suse.de>
633 PR tree-optimization/37145
634 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
635 (phi_translate_1): Constant fold references.
637 2008-09-22 Ira Rosen <irar@il.ibm.com>
639 PR tree-optimization/37482
640 * tree-vectorizer.h (struct _slp_instance): Add new field.
641 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
642 (get_earlier_stmt): New function.
643 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
645 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
646 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
647 asserts that GSI points to the scalar statement being vectorized.
648 Set new statement location according to GSI.
649 (vect_schedule_slp_instance): Use GSI of
650 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
652 2008-09-21 Jan Hubicka <jh@suse.cz>
654 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
655 (ipcp_insert_stage): Update dead_nodes bitmap.
657 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
660 * config/i386/t-cygming (SHLIB_LC): Remove.
661 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
662 * config/i386/t-cygwin (SHLIB_LC): Specify all required
665 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
669 * final.c (mark_symbol_ref_as_used): New helper function.
670 (output_operand): Instead of just looking inside MEMs for
671 SYMBOL_REFs, use new helper function and for_each_rtx.
672 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
673 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
674 Make head comment more general.
675 * config/darwin.c (machopic_output_indirection): Handle weak
676 references here, like in assemble_external.
678 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
680 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
681 (sparc_emit_float_lib_cmp): Change return type.
682 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
683 (gen_compare_operator): New function.
684 (sparc_emit_float_lib_cmp): Return the new operator to be used in
685 the comparison sequence. Minor tweaks.
686 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
687 that the final operator and the result of sparc_emit_float_lib_cmp
688 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
689 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
690 buneq, bunge, bunle, bltgt): Assert that the final operator and the
691 result of sparc_emit_float_lib_cmp match for software TFmode.
692 (movqicc, movhicc, movsicc, movdicc): Merge into...
693 (mov<I:mode>cc): ...this.
694 (movsfcc, movdfcc, movtfcc): Merge into...
695 (mov<F:mode>cc): ...this.
696 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
698 (mov<I:mode>_cc_v9): ...this.
699 (movdi_cc_sp64_trunc): Delete.
700 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
701 movdi_cc_reg_sp64): Merge into...
702 (mov<I:mode>_cc_reg_sp64): ...this.
703 (movsf_cc_sp64): Rename into...
704 (movsf_cc_v9): ...this.
705 (movdf_cc_sp64): Rename into...
706 (movdf_cc_v9): ...this.
707 (movtf_cc_hq_sp64): Rename into...
708 (movtf_cc_hq_v9): ...this.
709 (movtf_cc_sp64): Rename into...
710 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
712 2008-09-21 Diego Novillo <dnovillo@google.com>
714 * doc/gccint.texi: Include generic.texi and gimple.texi.
716 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
717 (GIMPLE): Move to gimple.texi.
718 (Annotations): Remove references to to stmt_ann_t and
720 (SSA Operands): Rename from 'Statement Operands'.
721 * doc/generic.texi: New.
722 * doc/gimple.texi: New.
723 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
725 * Makefile.in (TEXI_GCCINT_FILES):
726 * gimple.c (gimple_copy_call_skip_args): Rename from
727 giple_copy_call_skip_args. Update all users.
728 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
730 2008-09-21 Ira Rosen <irar@il.ibm.com>
732 PR tree-optimization/37539
733 * tree-vect-transform.c (vect_transform_strided_load): Save vector
734 statement in related statement field only for the first load of the
735 group of loads with the same data reference.
737 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
739 * config/mips/mips.h (TUNE_OCTEON): New macro.
740 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
741 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
742 * config/mips/octeon.md: New file.
743 * config/mips/mips.md: Include octeon.md. Restore
744 semi-alphabetical order of include files.
746 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
749 * config/i386/i386.md (*jcc_fused_1): Removed.
750 (*jcc_fused_2): Likewise.
751 (*jcc_fused_3): Likewise.
752 (*jcc_fused_4): Likewise.
754 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
756 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
757 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
758 * target.h (gcc_target): Add ira_cover_classes.
759 * ira.c: Remove IRA_COVER_CLASSES guards.
760 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
761 instead of IRA_COVER_CLASSES.
762 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
763 (setup_class_translate): Likewise.
764 (setup_reg_class_intersect_union): Likewise.
765 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
766 test of targetm.ira_cover_classes.
767 * opts.c (decode_options): Use targetm.ira_cover_classes instead
768 of IRA_COVER_CLASSES.
769 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
770 (TARGET_INITIALIZER): Include it.
771 * targhooks.h (default_ira_cover_classes): Declare.
772 * targhooks.c (default_ira_cover_classes): New function.
774 2008-09-19 Bob Wilson <bob.wilson@acm.org>
776 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
778 2008-09-19 Ian Lance Taylor <iant@google.com>
780 * varasm.c (narrowing_initializer_constant_valid_p): Return
781 NULL_TREE if ENDTYPE is not an integer.
783 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
786 * tree-ssa.c (execute_update_addresses_taken): Also update
787 DECL_GIMPLE_REG_P for vector and complex types.
789 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
790 Jan Hubicka <jh@suse.cz>
793 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
794 empty before freeing them.
795 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
797 2008-09-18 Bob Wilson <bob.wilson@acm.org>
799 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
800 * config/xtensa/predicates.md (tls_symbol_operand): New.
801 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
802 (TARGET_CANNOT_FORCE_MEM): Define.
803 (xtensa_tls_symbol_p): New.
804 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
805 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
806 (xtensa_tls_module_base): New.
807 (xtensa_call_tls_desc): New.
808 (xtensa_legitimize_tls_address): New.
809 (xtensa_legitimize_address): Handle TLS symbols.
810 (xtensa_tls_referenced_p_1): New.
811 (xtensa_tls_referenced_p): New.
812 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
814 (XTENSA_BUILTIN_THREAD_POINTER): New.
815 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
816 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
817 builtin. Add declarations for __builtin_thread_pointer and
818 __builtin_set_thread_pointer.
819 (xtensa_fold_builtin): Recognize new builtins.
820 (xtensa_expand_builtin): Expand new builtins.
821 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
822 (TARGET_THREADPTR): Define.
823 (HAVE_AS_TLS): Define default value.
824 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
825 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
826 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
827 (UNSPECV_SET_TP): New.
828 (sym_TPOFF, sym_DTPOFF): New.
829 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
830 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
831 * configure: Regenerated.
833 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
836 * config/ia64/ia64.c (ia64_optimization_options): Move
837 checking and setting flag_schedule_insns_after_reload and
838 ia64_flag_schedule_insns2 back to ...
839 (ia64_override_options): Here.
841 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
844 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
845 zero extend count after the correction to it is done.
846 (doloop_optimize): Update call to doloop_modify, don't zero extend
849 2008-09-18 Martin Jambor <mjambor@suse.cz>
851 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
853 * ipa-prop.c: Correct comments.
854 * ipa-prop.h: Likewise.
856 2008-09-18 Jan Hubicka <jh@suse.cz>
859 * ipa-reference.c (ipa_reference_local_vars_info_d,
860 ipa_reference_global_vars_info_d,
861 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
862 ipa_reference_vars_info_t): Move here from ipa-reference.h
863 (node_duplication_hook_holder, node_removal_hook_holder): New.
864 (get_reference_vars_info_from_cgraph): Rename to ...
865 (get_reference_vars_info): ... this one, use cgraph uids.
866 (get_local_reference_vars_info, get_global_reference_vars_info):
867 Use cgraph instead of decl.
868 (ipa_reference_get_read_local, ipa_reference_get_written_local):
870 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
871 ipa_reference_get_written_global,
872 ipa_reference_get_not_written_global): Use cgraph argument.
873 (check_call): Simplify avail check.
874 (scan_stmt_for_static_refs): Update.
875 (propagate_bits): Update.
876 (merge_callee_local_info): Remove.
877 (init_function_info): Use cgraph nodes.
878 (clean_function_local_data): Break out from ...
879 (clean_function): ... here.
880 (copy_local_bitmap, copy_global_bitmap): New functions.
881 (duplicate_node_data, remove_node_data): New functions.
882 (generate_summary): Register hooks; use visibility instead of
884 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
885 * ipa-reference.h (ipa_reference_local_vars_info_d,
886 ipa_reference_global_vars_info_d,
887 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
888 ipa_reference_vars_info_t): Move to ipa-reference.c
889 (ipa_reference_get_read_local, ipa_reference_get_written_local):
891 (ipa_reference_get_read_global, ipa_reference_get_written_global,
892 ipa_reference_get_not_read_global,
893 ipa_reference_get_not_written_global): Update prototype.
894 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
895 (init_state): Remove.
896 (node_duplication_hook_holder, node_removal_hook_holder): New.
897 (get_function_state, set_function_state): Use VECtor.
898 (analyze_function): Check body availability.
899 (add_new_function): Likewise.
900 (duplicate_node_data, remove_node_data): New.
901 (generate_summary): Register hooks; do not care about clones.
902 (propafate): Do not care about clones; recursive functions are
904 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
905 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
906 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
908 * tree-flow.h (function_ann_d): Remove reference_vars_info.
909 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
910 Update call of ipa-reference accesors.
912 2008-09-18 Simon Baldwin <simonb@google.com>
914 * c-opts.c (c_common_handle_option): Add handling for
915 -Wbuiltin-macro-redefined command line option.
916 * c.opt: Added builtin-macro-redefined option.
917 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
920 2008-09-18 Richard Guenther <rguenther@suse.de>
922 PR tree-optimization/37258
923 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
924 and signedness for integral types.
925 (vn_phi_eq): Require compatible types.
927 2008-09-18 Jakub Jelinek <jakub@redhat.com>
930 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
931 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
933 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
934 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
935 ggc_free other TREE_LIST nodes from that chain.
936 * function.c (instantiate_decls): Instantiate also DECL_RTL
937 of vars in cfun->local_decls, free that list afterwards.
939 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
941 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
942 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
944 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
946 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
947 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
949 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
951 PR tree-optimization/37102
952 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
953 from a node. Check to see if another PHI is dead.
954 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
955 remove real PHIs which have no uses.
956 (rewrite_out_of_ssa): Call eliminate_useless_phis.
958 2008-09-18 Richard Guenther <rguenther@suse.de>
961 * tree-cfg.c (remove_useless_stmts_1): Remove
962 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
964 2008-09-18 Nick Clifton <nickc@redhat.com>
966 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
967 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
968 to frv_secondary_reload_class.
969 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
970 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
971 (frv_secondary_reload_class): Omit unused parameter.
972 (frv_secondary_reload): New function. Handle the case when
973 secondary_reload_class() is called before the reload_(in|out)
974 _optabs have been initialised.
975 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
977 * config/frv/frv.md: Define an exclusion set between fr550_m0
980 2008-09-18 Richard Guenther <rguenther@suse.de>
982 PR tree-optimization/37456
983 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
984 want to insert after ends a BB insert on the single fallthru
987 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
989 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
990 Mention -march=z9-109, z9-ec and z10.
992 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
994 PR rtl-optimization/37544
995 * regrename.c (maybe_mode_change): Exit early when copy_mode
996 is narrower than orig_mode and narrower than new_mode.
998 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1001 * sched-int.h (struct _haifa_insn_data): Remove unused field
1004 * sched-rgn.c (ref_counts): Remove.
1005 (insn_referenced): New static variable.
1006 (INSN_REF_COUNT): Remove.
1007 (sched_run_compute_dependencies): Use insn_referenced instead of
1009 (add_branch_dependences): Likewise. Delete dead assignment.
1011 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1013 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1014 consumer is an asm. Add comment why this is important.
1015 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1016 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
1019 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1021 * expr.c (emit_group_store): Do not shift before moving via a
1024 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1026 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1027 from aggregate to non-aggregate type if the bit pattern is not fully
1028 preserved afterwards.
1030 2008-09-17 Richard Guenther <rguenther@suse.de>
1032 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1033 (verify_gimple_assign): ... this. Split into ...
1034 (verify_gimple_assign_unary): ... this,
1035 (verify_gimple_assign_binary): ... that,
1036 (verify_gimple_assign_single): ... and this.
1037 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1038 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1039 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1040 (verify_types_in_gimple_reference): Be forgiving with
1042 (verify_gimple_phi): Deal with virtual operands.
1044 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1046 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1048 * tree.c (get_callee_fndecl): Don't call the language hook.
1049 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1050 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1051 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1053 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1055 * tree.c (protected_set_expr_location): Don't unnecessarily
1056 check for error_mark_node.
1058 2008-09-17 Art Haas <ahaas@impactweather.com>
1060 * ipa-reference.c (analyze_function): Declare step only if
1061 ENABLE_CHECKING is defined.
1063 2008-09-17 Jan Hubicka <jh@suse.cz>
1066 * tree.h (DECL_INLINE): remove.
1067 (DECL_DECLARED_INLINE_P): Update docs.
1068 (DECL_NO_INLINE_WARNING_P): new.
1069 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1070 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1072 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1073 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1076 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1079 2008-09-17 Jan Hubicka <jh@suse.cz>
1081 * ipa-reference.c (ipa_obstack): Remove.
1082 (local_info_obstack, global_info_obstack): New.
1083 (add_static_var): We now handle variables only.
1084 (mark_address_taken, mark_load, mark_store): New functions based on ...
1085 (check_operand): ... remove.
1086 (get_asm_stmt_operands): Rename to ...
1087 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1088 (scan_stmt_for_static_refs): Rewrite.
1089 (scan_op_for_static_refs): Rename to ...
1090 (scan_initializer_for_static_refs): do not look for VAR_DECL
1091 initializers; stop recursion on types and decls.
1092 (ipa_init): Use proper obstacks.
1093 (analyze_variable): Use scan_initializer_for_static_refs.
1094 (init_function_info): Use local obstack.
1095 (analyze_function): Simplify.
1096 (add_new_function): We don't need visited_nodes obstack.
1097 (generate_summary): Use proper obstacks; cleanup after propagation.
1099 2008-09-17 Richard Guenther <rguenther@suse.de>
1102 PR tree-optimization/37491
1103 * alias.c (get_alias_set): Use the canonical type.
1104 * tree-vect-transform.c (vectorizable_store): Use the type of
1105 the lhs for the vector type. Adjust checking.
1106 (vectorizable_load): Adjust checking.
1108 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1109 Adam Nemet <anemet@caviumnetworks.com>
1111 PR rtl-optimization/37483
1112 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1113 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1114 Rearrange code to better match the original comment. Check
1115 t_unconditional first. Improve comment.
1117 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1120 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1121 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1124 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1125 GIMPLE_TRY if cleanup sequence is empty.
1127 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1130 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1131 eliminate IV if the cost are the same.
1133 2008-09-16 Richard Guenther <rguenther@suse.de>
1136 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1139 2008-09-16 Richard Guenther <rguenther@suse.de>
1141 PR tree-optimization/37508
1142 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1144 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1146 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1148 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1150 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1151 use gen_floatdidf2 directly.
1152 (floatunssidf2): Likewise.
1153 (floatsidf_ppc64_mfpgpr): Remove.
1154 (floatsidf_ppc64): Remove.
1155 (floatunssidf_ppc64): Remove.
1157 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1159 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1160 rather than update_cost_queue.
1162 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1163 in every call starting with the second one, instead of only when
1164 alias_bitmap_obstack.elements != NULL.
1166 * tree-predcom.c (filter_suitable_components): Free all refs in
1167 act->refs vector before calling release_component.
1168 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1170 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1172 * tree-loop-linear.c (linear_transform_loops): Initialize
1173 lambda_obstack only after calling perfect_loop_nest_depth.
1174 Goto free_and_continue instead of just continue for later failures.
1177 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1180 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1182 2008-09-14 Andreas Schwab <schwab@suse.de>
1184 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1186 2008-09-14 Jan Hubicka <jh@suse.cz>
1188 * invoke.texi (-fconserve-stack): Document.
1189 * opts.c (decode_options): Handle conserve_stack.
1190 * common.opt (fconvserve_stack): New.
1192 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1194 * config.host: Add x-aix to host_xmake_file.
1195 * config/rs6000/t-aix52: Do not override LDFLAGS.
1196 * config/rs6000/x-aix: New file.
1198 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1204 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1205 is not recognized as a valid register usage. Allow REG_X to be used
1207 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1208 forces a reload when using a base register.
1210 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1212 * config/i386/cygming-crtend.c (register_frame_ctor): If
1213 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1214 directly with atexit.
1215 (deregister_frame_ctor): Rename to ...
1216 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1217 if !DEFAULT_USE_CXA_ATEXIT.
1219 2008-09-13 Jan Hubicka <jh@suse.cz>
1221 * cgraph.c: Include value-prof.h
1222 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1224 2008-09-13 Jan Hubicka <jh@suse.cz>
1227 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1228 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1229 tree_gen_one_value_profiler, tree_gen_average_profiler,
1230 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1232 2008-09-13 Jan Hubicka <jh@suse.cz>
1234 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1235 too many bytes on misalligned blocks.
1237 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1239 * doc/cfg.texi: Fix some typos.
1240 * doc/extend.texi: Likewise.
1241 * doc/install.texi: Likewise.
1242 * doc/invoke.texi: Likewise.
1243 * doc/rtl.texi: Likewise.
1244 * doc/tree-ssa.texi: Likewise.
1246 2008-09-13 Richard Guenther <rguenther@suse.de>
1249 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1250 gimple stores for memory rhs.
1252 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1254 PR rtl-optimization/37489
1255 * cse.c (fold_rtx): Don't return const_true_rtx for float
1256 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1258 2008-09-13 Jan Hubicka <jh@suse.cz>
1260 PR tree-optimization/37392
1261 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1263 2008-09-13 Martin Jambor <mjambor@suse.cz>
1264 Jan Hubicka <jh@suse.cz>
1266 * cgraph.c (free_edges): New variable.
1267 (NEXT_FREE_EDGE): New macro.
1268 (cgraph_free_edge): New function.
1269 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1270 (cgraph_node_remove_callees): Likewise.
1271 (cgraph_node_remove_callers): Likewise.
1272 (cgraph_create_edge): Reuse edges from the free list. Do not
1273 update uid if doing so.
1274 (cgraph_remove_*_hook): Add free call.
1276 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1278 * ira-color.c (conflict_allocno_vec): Delete.
1279 (update_cost_queue_elem): New structure.
1280 (update_cost_queue): New variable.
1281 (update_cost_queue_tail): Likewise.
1282 (update_cost_queue_elems): Likewise.
1283 (allocno_update_cost_check): Delete.
1284 (initiate_cost_update): Allocate update_cost_queue_elems
1285 instead of allocno_update_cost_check.
1286 (finish_cost_update): Update the free()s accordingly.
1287 (start_update_cost): New function.
1288 (queue_update_cost): Likewise.
1289 (get_next_update_cost): Likewise.
1290 (update_copy_costs_1): Inline into...
1291 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1292 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1293 once we've established they are equal. Don't allocate update
1294 costs if there is nothing to add to them.
1295 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1296 DIVISOR arguments. Use a queue instead of recursive calls;
1297 process all the allocnos in the initial queue, rather than
1299 (assign_hard_reg): Use queue_update_cost instead of
1300 conflict_allocno_vec. Queue coalesced allocnos instead
1301 of calling update_conflict_hard_regno_costs for each one.
1302 Just call update_conflict_hard_regno_costs once for the
1304 (ira_color): Remove conflict_allocno_vec handling.
1306 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1308 PR tree-optimization/37484
1309 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1310 (save_var_name): Same.
1311 (initialize_cloog_names): Same.
1312 (initialize_cloog_names): Same.
1314 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1316 * tree-scalar-evolution.c (set_instantiated_value): Set
1319 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1323 * ira-build.c (common_loop_tree_node_dominator): Remove.
1324 (copy_live_ranges_to_removed_store_destinations): New function.
1325 (regno_top_level_allocno_map): Move to top level from ...
1326 (ira_flattening): ... here. Use
1327 copy_live_ranges_to_removed_store_destinations.
1329 * ira-emit.c (generate_edge_moves): Fix a comment.
1331 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1334 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1335 scratch register after 'set' pattern.
1337 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1339 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1340 information passed to mark_reg_pointer.
1341 * explow.c (force_reg): Likewise.
1343 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1345 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1346 when building for the celledp architecture.
1348 2008-09-12 Richard Guenther <rguenther@suse.de>
1350 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1352 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1354 PR rtl-optimization/37424
1355 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1356 the regnos instead of the addresses.
1358 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1360 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1362 2008-09-11 Richard Guenther <rguenther@suse.de>
1364 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1365 entering the weaker equivalence recording.
1367 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1369 2008-09-11 Jeff Law <law@redhat.com>
1371 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1372 by assign_stack_local on the IRA path for stack slot sharing
1373 as well as the non-IRA path.
1375 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1377 * config/i386/i386.h: Fix whitespace issues.
1379 2008-09-11 Martin Jambor <mjambor@suse.cz>
1381 * ipa-prop.h (struct ipa_param_flags): Removed.
1382 (struct ipa_param_descriptor): New structure.
1383 (struct ipa_node_params): ipcp_lattices, param_decls and
1384 param_flags moved to ipa_param_description.
1385 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1386 descriptors. Renamed all users.
1387 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1388 changed to access descriptors. Renamed all users.
1389 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1390 to access descriptors. Renamed all users.
1391 * ipa-cp.c (ipcp_init_cloned_node): Call
1392 ipa_initialize_node_params instead of ipa_count_formal_params and
1393 ipa_create_param_decls_array.
1394 (ipcp_analyze_node): Likewise.
1395 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1396 descriptors. Renamed all users.
1397 (ipcp_initialize_node_lattices): Remove allocation.
1398 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1399 ipa_initialize_node_params instead of ipa_count_formal_params and
1400 ipa_create_param_decls_array.
1401 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1402 ipa_populate_param_decls, made static, added parameter info,
1403 renamed mt to node, removed allocation, changed to use
1405 (ipa_count_formal_params): Made static, added parameter info,
1407 (ipa_initialize_node_params): New function.
1408 (ipa_check_stmt_modifications): Changed to use descriptors.
1409 (ipa_detect_param_modifications): Removed allocation, changed to
1411 (ipa_note_param_call): Changed to use descriptors.
1412 (ipa_analyze_params_uses): Removed allocation.
1413 (ipa_free_node_params_substructures): Changed to use descriptors.
1414 (ipa_edge_duplication_hook): Use the unused attribute.
1415 (ipa_node_duplication_hook): Use the unused attribute, changed to
1416 use descriptors, changed to duplicate descriptors.
1418 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1419 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1420 indirect inlining. Made static.
1421 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1422 functions called only once.
1423 (cgraph_decide_recursive_inlining): Don't call
1424 ipa_propagate_indirect_call_infos, pass new_edges to
1425 cgraph_mark_inline_edge instead.
1426 (cgraph_decide_inlining_of_small_functions): Don't call
1427 ipa_propagate_indirect_call_infos, pass new_edges to
1428 cgraph_mark_inline_edge instead.
1429 (cgraph_decide_inlining): Don't call
1430 ipa_propagate_indirect_call_infos.
1431 * ipa-prop.c: Check that vectors are allocated.
1433 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1434 iff a new cgraph edges have been created.
1435 (cgraph_decide_inlining): New variable redo_always_inline.
1436 Flattening and always_inlining loop until callgraph stabilizes.
1437 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1438 true iff new cgraph edges have been created.
1439 (propagate_info_to_inlined_callees): Likewise.
1440 (ipa_propagate_indirect_call_infos): Likewise.
1442 2008-09-11 Richard Guenther <rguenther@suse.de>
1444 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1445 (set_prologue_iterations): Likewise.
1446 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1448 (vect_update_init_of_dr): Likewise.
1449 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1451 * fold-const.c (fold_unary): Do not generate calculations
1454 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1456 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1457 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1458 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1460 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1462 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1463 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1464 before finalizing the changes.
1465 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1467 (simplify_truth_ops_using_ranges): New.
1468 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1469 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1470 whether a simplification was made.
1471 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1472 use a switch statement and also call simplify_truth_ops_using_ranges.
1474 2008-09-11 Jan Hubicka <jh@suse.cz>
1476 * ggc-common.c (loc_array): Make static.
1477 * dce.c (rest_of_handle_ud_dce): Free worklist.
1479 2008-09-11 Jan Hubicka <jh@suse.cz>
1481 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1482 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1483 function so we are sure we do not dangle it forever.
1484 * function.c (outer_function_chain, find_function_data): Remove.
1485 (function_context_stack): New.
1486 (push_function_context, pop_function_context): Update.
1487 * function.h (struct function): Remove pointer outer.
1488 (outer_function_chain, find_function_data): Remove.
1489 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1491 2008-09-11 Jan Hubicka <jh@suse.cz>
1494 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1496 2008-09-11 Jan Hubicka <jh@suse.cz>
1498 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1500 2008-09-11 Jan Hubicka <jh@suse.cz>
1502 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1503 (free_var_map_entry): New function.
1504 (redirect_edge_var_map_destroy): Use it.
1506 2008-09-11 Jan Hubicka <jh@suse.cz>
1509 * tree-inline.c (add_lexical_block): Replace with ...
1510 (prepend_lexical_block): ... prepend at begginig.
1511 (remap_blocks): Use it and reverse later.
1512 (expand_call_inline): Use prepend_lexical_block.
1514 2008-09-11 Jan Hubicka <jh@suse.cz>
1516 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1518 2008-09-11 Jan Hubicka <jh@suse.cz>
1520 * function.c (free_after_compilation): Call insn_locators_free.
1521 * cfglayout.c (insn_locators_free): New function.
1522 * rtl.h (insn_locators_free): Declare.
1524 2008-09-11 Jan Hubicka <jh@suse.cz>
1526 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1528 (cond_move_process_if_block): Update call.
1530 2008-09-11 Jan Hubicka <jh@suse.cz>
1532 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1533 * vec.c: Include hashtab.h
1534 (vec_descriptor, ptr_hash_entry): New structures.
1535 (vec_desc_hash, vec_ptr_map): New static variables.
1536 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1537 register_overhead, free_overhead, vec_heap_free): New functions.
1538 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1539 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1540 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1543 2008-09-11 Ira Rosen <irar@il.ibm.com>
1545 PR tree-optimization/37474
1546 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1547 length of load permutation.
1549 2008-09-11 Andreas Schwab <schwab@suse.de>
1551 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1553 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1556 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1557 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1558 simplify_gen_subreg.
1560 2008-09-11 Ira Rosen <irar@il.ibm.com>
1562 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1565 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1568 * gimplify.c (gimplify_body): Call default_rtl_profile.
1571 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1572 instead of tok->val.node if not expanding to something else. Handle
1573 intervening CPP_PADDING tokens.
1574 (altivec_categorize_keyword): Remove unneeded comparisons.
1576 2008-09-10 Richard Guenther <rguenther@suse.de>
1578 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1580 2008-09-10 Richard Guenther <rguenther@suse.de>
1583 * tree-inline.c (insert_init_stmt): Make sure to not
1584 insert invalid gimple stores.
1586 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1588 PR tree-optimization/37388
1589 * toplev.c (process_options): Fail and warn when graphite
1590 flags are used, but the compiler has not been configured
1591 with graphite libraries.
1592 * graphite.c (graphite_transform_loops): Remove printfs
1593 to dump_file for the case when graphite is not available.
1595 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1598 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1599 the even element into register.
1600 (ix86_expand_vector_init_general): Don't use
1601 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1602 if we can't move from GPR to SSE register directly.
1604 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1606 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1607 not lose track of the number of NOPs needed. Number of NOPs needed
1608 for sync vs. loads workaround was switched; corrected. Run second
1609 pass for all workarounds. No NOPs needed after call insns. Change
1610 second pass to use find_next_insn_start and find_load helpers in order
1611 to properly detect parallel insns.
1612 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1614 2008-09-10 Jan Hubicka <jh@suse.cz>
1616 * value-prof.c (gimple_ic): Fix tuplification bug.
1617 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1620 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1622 PR tree-optimization/37353
1623 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1624 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1625 calls instead of cond_dead_built_in_calls.
1626 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1627 initalize the vector only before adding first entry. Use VEC_safe_push
1628 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1629 shrink_wrap_conditional_dead_built_in_calls call.
1631 2008-09-10 Ira Rosen <irar@il.ibm.com>
1633 PR tree-optimization/37385
1634 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
1635 argument, and use it as a vector type if not NULL.
1636 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1638 (vect_setup_realignment): Call vect_create_data_ref_ptr with
1639 additional argument.
1640 (vectorizable_load): Likewise.
1642 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1644 * config/i386/i386.md (SWI32): New mode iterator.
1645 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1648 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1650 PR rtl-optimization/37435
1651 * caller-save.c (insert_restore, insert_save): Check the mode by
1654 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1657 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1659 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1662 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1664 * doc/invoke.texi (ARM Options): Correct errors in discussion
1665 of -mfloat-abi, -mhard-float, and -msoft-float.
1667 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1668 Jan Hubicka <jh@suse.cz>
1671 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1672 calling gimple_regimplify_operands on it. Iterate over all newly
1673 added statements, not just the last one.
1674 (insert_init_stmt): Insert stmt into seq first, then call
1675 gimple_regimplify_operands on it. Don't create new gimplification
1676 context, nor find referenced vars.
1678 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1681 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1682 to pointer to vector pointer.
1683 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1684 propagate_info_to_inlined_callees): Likewise.
1685 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1686 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1687 ipa_check_create_edge_args.
1688 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
1689 argument to pointer to vector pointer.
1690 (cgraph_decide_inlining_of_small_function): Adjust
1691 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1695 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1696 optimizing for size, not speed.
1698 PR rtl-optimization/37408
1699 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1700 if parm is promoted.
1702 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1704 PR tree-optimization/37375
1705 * tree-scalar-evolution.c (scev_info_str): Add field
1707 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1708 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1709 set_instantiated_value): Pass instantiated_below.
1710 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1712 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1713 the definitions are not instantiated.
1715 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1716 (block_before_loop): New.
1717 * tree-data-ref.c (dr_analyze_indices): Update uses of
1719 * graphite.c (block_before_scop): New.
1720 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1721 basic block, not a loop for determining the parameters.
1722 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1724 (idx_record_params, find_params_in_bb, find_scop_parameters,
1725 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1726 to instantiate_scev.
1728 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1730 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1734 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1736 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1737 Check zero freq and increase if necessary.
1739 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1741 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1742 regno is in the right range. Add comments.
1744 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1746 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1748 * mips-tfile.c (copy_object): Cast alloca result to int *.
1749 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1751 Rename class to sclass.
1752 (read_tfile): Cast read_seek return values to proper types.
1753 Cast xcalloc return value to proper type.
1755 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1757 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1758 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1759 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1761 2008-09-09 Jan Hubicka <jh@suse.cz>
1763 * profile.c (is_edge_inconsistent): Add debug output; ignore
1764 negative count on fake edges.
1765 (is_inconsistent): Add debug output.
1767 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1769 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1771 (choose_ready): When first insn is chosen from the ready list, also
1774 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1776 PR rtl-optimization/37360
1777 * haifa-sched.c (max_issue): Do not assert that we never issue more
1778 insns than issue_rate. Add comment.
1780 2008-09-09 Richard Guenther <rguenther@suse.de>
1782 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1783 (verify_types_in_gimple_call): Rename to ...
1784 (verify_gimple_call): ... this. Enhance.
1785 (verify_types_in_gimple_cond): Remove.
1786 (verify_gimple_comparison): New function ...
1787 (verify_types_in_gimple_assign): ... split out from here.
1788 (verify_types_in_gimple_return): Rename to ...
1789 (verify_gimple_return): ... this. Enhance.
1790 (verify_types_in_gimple_switch): Rename to ...
1791 (verify_gimple_switch): ... this. Enhance.
1792 (verify_gimple_goto): New function.
1793 (verify_types_in_gimple_phi): Rename to ...
1794 (verify_gimple_phi): ... this. Enhance.
1795 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1796 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1797 (verify_types_in_gimple_seq_2): Remove cases handled in
1798 verify_types_in_gimple_stmt.
1800 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1802 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1803 (push_multiple_operation, pop_multiple_operation): Set it.
1804 (workaround_rts_anomaly): New function.
1805 (workaround_speculation): New function, broken out of bfin_reorg.
1806 (bfin_reorg): Call the new functions.
1808 2008-09-09 Richard Guenther <rguenther@suse.de>
1812 * gimplify.c (gimplify_conversion): Change conversions of
1813 non-register type to VIEW_CONVERT_EXPRs.
1814 (gimplify_addr_expr): If we need to make the operand
1815 addressable make sure to use a properly initialized
1816 temporary for that so it gets a valid gimple store.
1818 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1820 * function.h (struct function): Add function_start_locus.
1821 * cfgexpand.c (gimple_expand_cfg): Use it.
1822 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1824 2008-09-09 Richard Guenther <rguenther@suse.de>
1826 PR tree-optimization/37433
1827 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1830 2008-09-09 Richard Guenther <rguenther@suse.de>
1832 PR tree-optimization/37387
1833 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1834 and bits to a common type.
1836 2008-09-09 Nick Clifton <nickc@redhat.com>
1838 * config/v850/v850.md (return): Restore frame size restriction.
1840 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1842 * c-common.c (c_expand_decl): Remove.
1843 * c-common.h (anon_aggr_type_p): Remove prototype.
1844 (DECL_ANON_UNION_ELEMS): Remove.
1845 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1846 * c-decl.c (anon_aggr_type_p): Remove.
1847 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1848 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1849 * langhooks.h (struct lang_hooks): Remove expand_decl.
1850 * langhooks.c (lhd_expand_decl): Remove.
1851 * stmt.c (expand_anon_union_decl): Remove.
1852 * tree.h (expand_anon_union_decl): Remove prototype.
1854 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1857 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1859 * config/avr/avr.md (QISI) : Define mode iterator.
1860 (negated_tst<mode>) : Redefine as split using mode macro.
1861 (reversed_tstqi): Define insn as reversed compare with zero.
1862 (reversed_tsthi): Ditto.
1863 (reversed_tstsi): Ditto.
1865 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1868 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1869 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1872 * predict.c (optimize_function_for_size_p): Don't segfault if
1874 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1875 tree_swap_operands_p): Don't test cfun != NULL before calling
1876 optimize_function_for_s*_p.
1878 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1880 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1883 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1885 * crx/crx.h (IRA_COVER_CLASSES): Define.
1887 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1890 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1891 even when a stmt has been gimple_modified_p, but after fold_stmt is
1892 not any longer. Remove unneeded may_have_exposed_new_symbols
1895 2008-09-08 Richard Guenther <rguenther@suse.de>
1897 PR tree-optimization/37421
1898 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1901 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1904 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1906 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1909 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1910 * pa-hpux10.h (LINK_SPEC): Likewise.
1911 * pa-hpux11.h (LINK_SPEC): Likewise.
1913 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1915 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1916 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1918 2008-09-07 Helge Deller <deller@gmx.de>
1920 * pa/linux-atomic.c: New file.
1921 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1922 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1924 2008-09-07 Richard Guenther <rguenther@suse.de>
1925 Ira Rosen <irar@il.ibm.com>
1927 PR tree-optimization/36630
1928 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1929 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1931 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1932 Ira Rosen <irar@il.ibm.com>
1934 PR tree-optimization/35642
1935 * config/rs6000/altivec.md (mulv8hi3): Implement.
1937 2008-09-06 Jeff Law <law@redhat.com>
1939 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1941 2008-09-06 Jan Hubicka <jh@suse.cz>
1943 PR tree-optimization/14703
1944 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1946 * passes.c (init_optimization_passes): Recompute inline parameters.
1948 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1950 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1953 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1954 Peter Fuerst <post@pfrst.de>
1956 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1957 * doc/extend.texi: Document __builtin_mips_cache.
1958 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1959 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1960 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1961 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1962 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1963 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1964 (set_push_mips_isas): New variable.
1965 (mips_r10k_cache_barrier): New variable.
1966 (cache): New availability predicate.
1967 (mips_builtins): Add an entry for __builtin_mips_cache.
1968 (mips_build_cvpointer_type): New function.
1969 (MIPS_ATYPE_CVPOINTER): New macro.
1970 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1972 (r10k_simplified_address_p, r10k_simplify_address)
1973 (r10k_uncached_address_p, r10k_safe_address_p)
1974 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1975 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1976 (r10k_insert_cache_barriers): New functions.
1977 (mips_reorg_process_insns): Delete cache barriers after a
1978 branch-likely instruction.
1979 (mips_reorg): Call r10k_insert_cache_barriers.
1980 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1981 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1982 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
1983 (mips_cache, r10k_cache_barrier): New define_insns.
1985 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1987 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1988 * ira-color.c (setup_allocno_left_conflicts_num): Use
1989 hard_reg_set_equal_p instead of a comparison with
1990 ira_zero_hard_reg_set.
1991 * ira.c (setup_reg_subclasses): Likewise.
1992 (setup_cover_and_important_classes): Likewise.
1993 (setup_class_translate): Likewise.
1994 (setup_reg_class_intersect_union): Likewise.
1995 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1996 (ira_init_once): Don't initialize them.
1998 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2000 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2002 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2004 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2006 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2008 Improved branch hints, safe hints, and scheduling.
2010 * haifa-sched.c (sched_emit_insn) : Define.
2011 * sched-int.h (sched_emit_insn) : Add prototype.
2012 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2013 -mhint-max-distance -msafe-hints) : Document.
2014 * config/spu/spu.c (spu_flag_var_tracking): New.
2015 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2016 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2017 TARGET_ASM_FILE_START): Define.
2018 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2019 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2020 (spu_emit_branch_hint): Add blocks argument.
2021 (insert_branch_hints, insert_nops): Remove.
2022 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2023 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2024 spu_sched_reorder, asm_file_start): New functions.
2025 (clock_var, spu_sched_length, pipe0_clock,
2026 pipe1_clock, prev_clock_var, prev_priority,
2027 spu_ls_first, prev_ls_clock): New static variables.
2028 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2029 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2030 (nopn_nv): Add a non-volatile version of nop.
2031 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2032 -mhint-max-distance, -msafe-hints): New options.
2034 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2035 Samuel Tardieu <sam@rfc1149.net>
2037 * opts.c (decode_options): Combine nested if statements.
2040 * opts.c (decode_options): Handle more relationships among
2041 unit-at-a-time, toplevel-reorder, and section-anchors.
2043 2008-09-05 David Daney <ddaney@avtrex.com>
2045 * doc/install.texi (--enable-reduced-reflection): Document new option.
2047 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2049 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2051 (constantpool_operand): New.
2052 (move_operand): Disallow sub-word modes for the constant pool.
2053 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2054 (xtensa_secondary_reload_class): Replace with....
2055 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2056 Set icode for sub-word reloads from the constant pool.
2057 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2058 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2059 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2060 * config/xtensa/xtensa-protos.h: Update prototypes.
2062 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2064 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2065 (REG_CLASS_NAMES): Update.
2066 (REG_CLASS_CONTENTS): Update.
2067 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2068 of ALL_REGS for regs 77 and 78.
2069 * function.c (instantiate_virtual_regs_in_insn): Assert that
2070 return value of simplify_gen_subreg is not NULL.
2072 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2074 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2075 (gen_rtvec_v): Fix coding standards.
2077 2008-09-04 Jan Hubicka <jh@suse.cz>
2079 * i386.c (decide_alg): Be more conservative about optimizing for size.
2081 2008-09-04 Ian Lance Taylor <iant@google.com>
2083 * varasm.c (narrowing_initializer_constant_valid_p): New
2085 (initializer_constant_valid_p): Call it.
2087 2008-09-04 Jeff Law <law@redhat.com>
2089 * fold-const.c (native_encode_real): Fix computation of WORDS.
2090 (native_interpret_real): Likewise.
2092 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2094 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2096 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2098 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2099 that the cost is already taken into account in ira-costs.c
2101 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2103 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2104 ira_debug_copies): New.
2105 (ira_bulid): Call print_copies.
2107 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2109 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2112 * config/rs6000/rs6000.c (optimization_options): Remove check of
2113 flag_toplevel_order.
2115 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2117 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2118 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2119 second operand is a reg_imm10_operand.
2120 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2121 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2122 (*seq_<GPR:mode><GPR2:mode>): Rename to
2123 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2125 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2126 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2128 (*sne_<GPR:mode><GPR2:mode>): Rename to
2129 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2132 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2134 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2135 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2136 combining an arithmetic right shift by more than 31 and a
2137 trunction. Don't match for out-of-range shift amounts. Set
2138 attribute mode to <MODE>.
2139 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2140 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2141 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2142 shifts by less than 32.
2143 (extv): Change predicate on first operand to accept registers.
2144 Change predicate of the other operands from immediate_operand to
2145 const_int_operand. Expand exts when source is a register.
2146 (extzv): Change predicate of the constant operands from
2147 immediate_operand to const_int_operand.
2148 (extzv<mode>): Change predicate of the constant operands from
2149 immediate_operand to const_int_operand and no constraint. Also
2151 (*extzv_trunc<mode>_exts): New pattern.
2153 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2155 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2156 * config/mips/mips-protos.h (mask_low_and_shift_p,
2157 mask_low_and_shift_len): Declare.
2158 * config/mips/mips.c (mask_low_and_shift_p,
2159 mask_low_and_shift_len): New functions.
2160 (mips_print_operand): Handle new operand prefix "m".
2161 * config/mips/mips.md (*cins<mode>): New pattern.
2163 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2165 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2166 optimizing for size.
2168 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2170 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2171 regardless of epilogue_completed.
2173 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2176 * ira-lives.c (process_bb_node_lives): Check setjmp.
2178 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2181 * ira-build.c (form_loop_tree): Reverse BB walk.
2182 (create_bb_allocnos): Likewise.
2183 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2184 (mark_reg_store): Rename to...
2185 (mark_ref_live): ...this and take a df_ref argument instead of
2186 note_stores arguments. Assert that we have a register.
2187 (mark_reg_clobber): Delete.
2188 (def_conflicts_with_inputs_p): New function.
2189 (mark_reg_conflicts): Delete.
2190 (mark_reg_death): Rename to...
2191 (mark_ref_dead): ...this and take a df_ref argument instead of
2192 a register. Assert that we have a register.
2193 (process_bb_node_lives): Hoist frequency calculation out of
2194 instruction walk. Convert from a forwards scan to a backwards scan.
2195 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2196 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2197 (create_allocno_live_ranges): Don't create regs_set.
2199 2008-09-04 Ian Lance Taylor <iant@google.com>
2201 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2202 or REG_LABEL_TARGET.
2203 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2204 comparing MODE with MEM.
2205 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2206 comparing with GF_PREDICT_TAKEN.
2207 (gimple_get_lhs): Change code to enum gimple_code.
2208 (gimple_set_lhs): Likewise.
2209 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2210 * omp-low.c (find_omp_clause): Change kind parameter to enum
2212 * tree-flow.h (find_omp_clause): Update declaration.
2213 * regrename.c (clear_dead_regs): Change kind parameter to enum
2215 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2217 * see.c (see_get_extension_data): Change return type to enum
2218 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2219 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2220 (see_gen_normalized_extension): Change extension_code parameter to
2222 (see_seek_pre_extension_expr): Change extension_code to enum
2224 (see_merge_one_def_extension): Likewise.
2225 (see_handle_relevant_defs): Likewise.
2226 (see_handle_relevant_uses): Likewise.
2227 (see_analyze_one_def): Likewise.
2228 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2229 GIMPLE_ASM rather than ASM_EXPR.
2230 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2231 GIMPLE_RETURN rather than RETURN_EXPR.
2232 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2233 (evaluate_stmt): Likewise.
2234 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2235 to enum vect_relevant.
2236 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2237 compare gimple codes with tree codes.
2239 2008-09-04 Paul Brook <paul@codesourcery.com>
2241 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2243 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2245 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2246 pointer check lost in the recent no-unit-at-a-time patch.
2248 2008-09-04 Jan Hubicka <jh@suse.cz>
2251 * tree-switch-conversion.c (check_final_bb): Accept only IP
2254 2008-09-04 Jan Hubicka <jh@suse.cz>
2256 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2258 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2259 using_ranges argument.
2260 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2261 (vrp_visit_cond_stmt): Update call of
2262 vrp_evaluate_conditional_warnv_with_ops
2264 2008-09-04 Jan Hubicka <jh@suse.cz>
2266 PR tree-optimization/37345
2267 PR tree-optimization/37358
2268 PR tree-optimization/37357
2269 * tree.c (build_function_type_skip_args): Build distinct type copy;
2271 (build_function_decl_skip_args): Set type of new decl not orig decl;
2272 clear DECL_VINDEX for methods turned into functions.
2274 2008-09-04 Nick Clifton <nickc@redhat.com>
2276 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2277 * configure: Regenerate.
2278 * config.in: Regenerate.
2279 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2280 alignment field, if it is supported.
2282 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2284 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2287 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2289 * config/rs6000/rs6000.c (processor_target_table): Do not
2290 enable VMX for POWER6.
2292 2008-09-03 Anton Blanchard <anton@samba.org>
2294 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2295 emit memory barrier before operation.
2297 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2300 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2301 default_elf_asm_output_external.
2303 2008-09-03 Jeff Law <law@redhat.com>
2305 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2307 2008-09-03 Richard Henderson <rth@redhat.com>
2309 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2310 memory barrier to below the test-and-set.
2311 (alpha_split_lock_test_and_set_12): Likewise.
2313 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2317 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2320 * ira-color.c (print_loop_title): Use all_allocnos.
2321 (color_pass): Ditto. Don't add border_allocnos. Check that
2322 subloop allocno in the correspdoning bitmap all_allocnos.
2324 * ira-emit.c (change_loop): Use all_allocnos.
2326 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2328 (ira_create_allocno): Set up all_allocnos bit for the created
2330 (create_cap_allocno): Remove setting mentioned_allocnos.
2331 (create_insn_allocnos): Ditto.
2332 (remove_unnecessary_allocnos): Use all_allocnos.
2333 (check_allocno_creation): Check that allocnos are in the
2334 corresponding bitmap all_allocnos.
2336 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2340 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2341 (process_regs_for_copy): Process subregs. Refine check when cost
2342 is taken into account in ira-costs.c.
2343 (process_reg_shuffles): Use REG_SUBREG_P.
2344 (add_insn_allocno_copies): Ditto. Ignore modes.
2346 * ira-color.c (conflict_allocno_vec): New.
2347 (COST_HOP_DIVISOR): New macro.
2348 (update_copy_costs_1): Use it.
2349 (update_conflict_hard_regno_costs): New function.
2350 (assign_hard_reg): Use it.
2351 (ira_color): Allocate and free conflict_allocno_vec.
2353 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2357 * ira-int.h (ira_sort_insn_chain): Remove.
2359 * ira.c (basic_block_order_nums, chain_insn_order,
2360 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2361 (ira): Don't call ira_sort_insn_chain.
2363 * reload1.c (reload): Don't call ira_sort_insn_chain.
2365 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2368 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2369 which become non throw.
2370 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2371 update_call_expr after updating the flags on the decl.
2373 2008-09-03 Jan Hubicka <jh@suse.cz>
2375 PR tree-optimization/37315
2376 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2377 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2378 (cgraph_analyze_functions): Use node->analyzed
2379 (cgraph_mark_functions_to_output): Likewise.
2380 (cgraph_expand_function): All functions can be released after
2382 (cgraph_optimize): Use gimple_has_body_p.
2383 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2384 (cgraph_decide_inlining_incrementally): Likewise.
2385 (inline_transform): Inline transform.
2386 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2388 (inlinable_function_p): Drop gimple_body check.
2389 (expand_call_inline): Use gimple_has_body_p.
2390 * gimple.c (gimple_has_body_p): New.
2391 * gimple.h (gimple_has_body_p): Add prototype.
2392 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2393 (dump_function_to_file): Use gimple_has_body_p check.
2395 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2398 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2400 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2402 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2404 From Michael Frysinger <michael.frysinger@analog.com>
2405 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2406 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2409 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2412 * doc/extend.texi: Document picoChip builtin functions.
2413 * doc/invoke.texi: Document picoChip options.
2414 * doc/contrib.texi: Add picoChip contribution.
2415 * doc/md.texi: Document picoChip constraints.
2416 * config.gcc: Add picochip-*-*.
2417 * config/picochip/: Add new port.
2419 2008-09-03 Richard Guenther <rguenther@suse.de>
2421 PR tree-optimization/37328
2422 * tree-sra.c (sra_build_assignment): Gimplify properly.
2423 (generate_copy_inout): Take the correct stmt as definition,
2424 remove bogus assert.
2426 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2428 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2431 From Michael Frysinger <michael.frysinger@analog.com>
2432 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2434 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2436 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2437 (__gthread_setspecific): Revert 2008-08-31 change to
2438 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2440 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2442 * diagnostic.c (error_at): New.
2443 * toplev.h (error_at): New prototype.
2444 * c-typeck.c (build_array_ref): Call error_at instead of error.
2445 Pass location to pedwarn.
2447 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2449 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2451 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2453 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2454 VAR_DECL and CONST_DECL.
2456 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2457 Jakub Jelinek <jakub@redhat.com>
2459 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2460 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2461 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2462 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2463 Don't set ix86_save_varrargs_registers.
2464 (ix86_setup_incoming_varargs): Assume cum != NULL.
2465 (ix86_va_start): Check ix86_varargs_gpr_size and
2466 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2467 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2468 from frame pointer if ix86_varargs_gpr_size == 0.
2469 (ix86_compute_frame_layout): Updated.
2470 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2471 (ix86_varargs_gpr_size): Define.
2472 (ix86_varargs_fpr_size): Likewise.
2473 (machine_function): Remove save_varrargs_registers.
2474 Add varargs_gpr_size and varargs_fpr_size.
2476 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2478 * config/alpha/alpha.c (va_list_skip_additions,
2479 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2480 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2483 PR tree-optimization/36766
2484 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2485 for already removed basic blocks.
2488 * real.c (real_maxval): Clear a lower bit to make real_maxval
2489 match get_max_float for IBM long double format.
2491 2008-09-02 Andreas Schwab <schwab@suse.de>
2493 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2494 * configure: Regenerate.
2496 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2498 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2499 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2500 checking for a non-VOID CONSTANT_P.
2502 2008-09-02 Jan Hubicka <jh@suse.cz>
2504 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2505 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2508 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2510 * expr.c (emit_group_store): Don't assert stack temp mode size.
2512 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2513 Tobias Grosser <grosser@fim.uni-passau.de>
2514 Jan Sjodin <jan.sjodin@amd.com>
2515 Harsha Jagasia <harsha.jagasia@amd.com>
2516 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2517 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2518 Adrien Eliche <aeliche@isty.uvsq.fr>
2520 Merge from graphite branch.
2523 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2524 * doc/invoke.texi (-floop-block, -floop-interchange,
2525 -floop-strip-mine): Document new flags.
2526 * tree-into-ssa.c (gimple_vec): Moved...
2527 * tree-loop-distribution.c (rdg_component): Moved...
2528 * cfgloopmanip.c: Include tree-flow.h.
2529 (update_dominators_in_loop): New.
2530 (create_empty_if_region_on_edge): New.
2531 (create_empty_loop_on_edge): New.
2532 (loopify): Use update_dominators_in_loop.
2533 * tree-pass.h (pass_graphite_transforms): Declared.
2534 * configure: Regenerate.
2535 * tree-phinodes.c (make_phi_node): Export.
2536 (add_phi_node_to_bb): New, split from create_phi_node.
2537 * tree-chrec.c (for_each_scev_op): New.
2538 * tree-chrec.h (for_each_scev_op): Declared.
2539 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2540 (remove_statement): Call get_phi_with_result.
2541 * config.in (HAVE_cloog): Undef.
2542 * gdbinit.in (pgg): New.
2543 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2544 * tree-ssa-loop.c (graphite_transforms): New.
2545 (gate_graphite_transforms): New.
2546 (pass_graphite_transforms): New.
2547 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2548 HAVE_cloog): Defined.
2549 * tree-vectorizer.c (rename_variables_in_bb): Export.
2550 * tree-data-ref.c (dr_may_alias_p): Export.
2551 (stmt_simple_memref_p): New.
2552 (find_data_references_in_stmt): Export.
2553 (find_data_references_in_loop): Export.
2554 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2555 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2556 (create_rdg_vertices): Export.
2557 (build_empty_rdg): New.
2558 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2559 * tree-data-ref.h (rdg_component): ... here.
2561 (struct data_reference): Add a field scop.
2563 (find_data_references_in_loop): Declared.
2564 (find_data_references_in_stmt): Declared.
2565 (create_rdg_vertices): Declared.
2566 (dr_may_alias_p): Declared.
2567 (stmt_simple_memref_p): Declared.
2568 (struct rdg_edge): Add a field ddr_p relation.
2569 (build_empty_rdg): Declared.
2570 * lambda.h (lambda_matrix): Declare a VEC of.
2571 (find_induction_var_from_exit_cond): Declared.
2572 (lambda_vector_compare): New.
2573 * common.opt (fgraphite, floop-strip-mine,
2574 floop-interchange, floop-block): New flags.
2575 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2576 * cfgloop.c (is_loop_exit): New.
2577 * cfgloop.h (is_loop_exit): Declared.
2578 (create_empty_if_region_on_edge): Declared.
2579 (create_empty_loop_on_edge): Declared.
2580 * tree-flow.h (add_phi_node_to_bb): Declared.
2581 (make_phi_node): Declared.
2582 (rename_variables_in_bb): Declared.
2583 (perfect_loop_nest_depth): Declared.
2584 (graphite_transform_loops): Declared.
2585 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2586 (graphite.o-warn): Add -Wno-error.
2587 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2588 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2589 (INCLUDES): Add PPLINC, CLOOGINC.
2590 (OBJS-common): Add graphite.o.
2591 (graphite.o): Add rule.
2592 * gimple.h (gimple_vec): ... here.
2593 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2594 * passes.c (init_optimization_passes): Schedule
2595 pass_graphite_transforms.
2597 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2600 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2601 and -fno-toplevel-reorder after handle_options.
2603 2008-09-02 Paul Brook <paul@codesourcery.com>
2605 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2606 (arm_override_options): Set arm_tune_cortex_a9.
2607 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2608 (arm_issue_rate): Handle cortexa9.
2609 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2610 * config/arm/arm-cores.def: Add cortex-a9.
2611 * config/arm/arm-tune.md: Regenerate.
2612 * config/arm/arm.md: Include cortex-a9.md.
2613 (generic_sched, generic_vfp): Add cortexa9.
2614 * config/arm/cortex-a9.md: New file.
2616 2008-09-02 Richard Guenther <rguenther@suse.de>
2618 PR tree-optimization/37327
2619 * tree-vrp.c (register_new_assert_for): Make sure to not have
2620 TREE_OVERFLOW set on the bound.
2622 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2624 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2626 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2627 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2630 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2632 * gcc/config/spu/spu.md (divdf3): Removed.
2634 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2636 PR tree-optimization/37095
2637 * cgraph.c (cgraph_node): When creating new cgraph node after
2638 assembler_name_hash has been populated, record it in the hash
2641 2008-09-01 Paul Brook <paul@codesourcery.com>
2643 * doc/invoke.texi: Document -mword-relocations.
2644 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2645 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2646 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2647 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2648 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2649 (arm_emit_movpair): New function.
2650 (arm_print_operand <c>): Handle sybolic addresses.
2651 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2652 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2653 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2654 * config/arm/arm.opt: Add -mword-relocations.
2655 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2656 (arm_movt, arm_movw): New.
2658 2008-09-01 Paul Brook <paul@codesourcery.com>
2660 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2661 Allow Interworking on ARMv4 EABI based targets.
2662 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2663 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2665 2008-09-01 Paul Brook <paul@codesourcery.com>
2667 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2668 optimized LT0 test. Remove optimization for GT.
2670 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2672 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2673 openmp applications.
2674 * pa-hpux11.h (LIB_SPEC): Likewise.
2676 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2679 2008-09-01 Jan Hubicka <jh@suse.cz>
2681 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2682 present, use only counts; when guessed use only frequencies.
2683 (estimate_bb_frequencies): Use function_frequency.
2684 * profile.c (compute_branch_probabilities): Exit early when
2685 profile reading failed. Set profile_status.
2686 (branch_prob): Do not set profile_status.
2688 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2690 * tree.c (protected_set_expr_location): New.
2691 * tree.h (protected_set_expr_location): New prototype.
2692 * c-tree.h (build_array_ref): Add argument.
2693 (parser_build_unary_op): Same.
2694 * c-typeck.c (build_indirect_ref): Handle new location argument.
2695 (build_array_ref): Same.
2696 (parser_build_unary_op): Same.
2697 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2699 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2701 * c-common.c (finish_label_address_expr): Handle new location argument.
2702 * c-common.h (build_indirect_ref): Add argument.
2703 (finish_label_address_expr): Same.
2704 * c-parser.c (c_parser_unary_expression): Pass location to build
2706 (c_parser_postfix_expression): Same.
2708 2008-09-01 Paul Brook <paul@codesourcery.com>
2710 * config/arm/arm.md: Include cortex-r4f.md.
2711 (attr fpu): Update type list.
2712 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2713 fconstd, fcmps and fcmpd.
2714 (attr tune_cortexr4): Define.
2715 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2716 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2717 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2718 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2719 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2720 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2721 cortex_a8_vfp_farith: Ditto.
2722 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2723 * config/arm/cortex-r4.md: Use tune_cortexr4.
2724 * config/arm/cortex-r4f.md: New file.
2726 2008-09-01 Richard Guenther <rguenther@suse.de>
2728 PR tree-optimization/37305
2729 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2730 the result of constant conversions.
2731 (fold_gimple_assign): Likewise.
2733 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2735 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2736 #ifdef ENABLE_CHECKING.
2738 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2740 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2741 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2742 when !INSN_SCHEDULING.
2744 2008-09-01 Andreas Schwab <schwab@suse.de>
2746 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2748 2008-09-01 Paul Brook <paul@codesourcery.com>
2750 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2752 2008-09-01 Jan Hubicka <jh@suse.cz>
2754 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2756 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2758 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2759 * gimplify.c (gimplify_init_constructor): Add speed operand.
2760 * tree-sra.c (decide_block_copy): Likewise.
2761 * tree-inline.c (estimate_move_cost): Likewise.
2762 * config/alpha/alpha.h (MOVE_RATIO): Update.
2763 * config/frv/frv.c (MOVE_RATIO): Update.
2764 * config/spu/spu.h (MOVE_RATIO): Update.
2765 * config/sparc/sparc.h (MOVE_RATIO): Update.
2766 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2767 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2768 * config/cris/cris.h (MOVE_RATIO): Update.
2769 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2770 * config/arm/arm.h (MOVE_RATIO): Update.
2771 * config/pa/pa.md: Update uses of MOVE_RATIO
2772 * config/pa/pa.h (MOVE_RATIO): Update.
2773 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2774 CLEAR_RATIO, SET_RATIO): Update.
2775 * config/h8300/h8300.h (MOVE_RATIO): Update.
2776 * config/v850/v850.h (MOVE_RATIO): Update.
2777 * config/bfin/bfin.h (MOVE_RATIO): Update.
2779 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2780 Dmitry Melnik <dm@ispras.ru>
2781 Dmitry Zhurikhin <zhur@ispras.ru>
2782 Alexander Monakov <amonakov@ispras.ru>
2783 Maxim Kuvyrkov <maxim@codesourcery.com>
2785 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2786 sel-sched-dump.c, sel-sched-ir.c: New files.
2787 * Makefile.in (OBJS-common): Add selective scheduling object files.
2788 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2789 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2790 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2791 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2792 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2793 (make_forwarder_block): Update loop latch if we have redirected
2794 the loop latch edge.
2795 * cfgloop.c (get_loop_body_in_custom_order): New function.
2796 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2797 (CP_FALLTHRU_PREHEADERS): Likewise.
2798 (get_loop_body_in_custom_order): Declare.
2799 * cfgloopmanip.c (has_preds_from_loop): New.
2800 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2801 Assert that the preheader edge will be fall thru when it is set.
2802 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2803 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2804 fsel-sched-substitution, fselective-scheduling): New flags.
2805 * cse.c (hash_rtx_cb): New.
2807 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2808 sel_sched_insn_cnt): New counters.
2809 * final.c (compute_alignments): Export. Free dominance
2810 info after loop_optimizer_finalize.
2811 * genattr.c (main): Output maximal_insn_latency prototype.
2812 * genautomata.c (output_default_latencies): New.
2813 Factor its code from ...
2814 (output_internal_insn_latency_func): ... here.
2815 (output_internal_maximal_insn_latency_func): New.
2816 (output_maximal_insn_latency_func): New.
2817 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2818 (struct hard_reg_set_iterator): New.
2819 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2820 hard_reg_set_iter_next): New functions.
2821 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2822 * lists.c (remove_free_INSN_LIST_node,
2823 remove_free_EXPR_LIST_node): New functions.
2824 * loop-init.c (loop_optimizer_init): When
2825 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2826 calling create_preheaders.
2827 (loop_optimizer_finalize): Do not verify flow info after reload.
2828 * recog.c (validate_replace_rtx_1): New parameter simplify.
2829 Default it to true. Update all uses. Factor out simplifying
2831 (simplify_while_replacing): ... this new function.
2832 (validate_replace_rtx_part,
2833 validate_replace_rtx_part_nosimplify): New.
2834 * recog.h (validate_replace_rtx_part,
2835 validate_replace_rtx_part_nosimplify): Declare.
2836 * rtl.c (rtx_equal_p_cb): New.
2837 (rtx_equal_p): Use it.
2838 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2839 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2840 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2841 * vecprim.h: Add a vector type for unsigned int.
2842 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2843 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2844 ready_try, cycle_issued_insns, spec_info): Make global.
2845 (readyp): Initialize.
2846 (dfa_lookahead): New global variable.
2847 (old_max_uid, old_last_basic_block): Remove.
2848 (h_i_d): Make it a vector.
2849 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2851 (after_recovery, adding_bb_to_current_region_p):
2852 New variables to handle correct insertion of the recovery code.
2853 (struct ready_list): Move declaration to sched-int.h.
2854 (rgn_n_insns): Removed.
2855 (rtx_vec_t): Move to sched-int.h.
2856 (find_insn_reg_weight): Remove.
2857 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2858 (haifa_init_h_i_d, haifa_finish_h_i_d):
2859 New functions to initialize / finalize haifa instruction data.
2860 (extend_h_i_d, init_h_i_d): Rewrite.
2861 (unlink_other_notes): Move logic to add_to_note_list. Handle
2862 selective scheduler.
2863 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2864 find_fallthru_edge): Make global, remove static prototypes.
2865 (max_issue): Make global. Add privileged_n and state parameters. Use
2867 (extend_global, extend_all): Removed.
2868 (init_before_recovery): Add new param. Fix the handling of the case
2869 when we insert a recovery code before the EXIT which has a predecessor
2870 with a fallthrough edge to it.
2871 (create_recovery_block): Make global. Rename to
2872 sched_create_recovery_block. Update.
2873 (change_pattern): Rename to sched_change_pattern. Make global.
2874 (speculate_insn): Rename to sched_speculate_insn. Make global.
2875 Split haifa-specific functionality into ...
2876 (haifa_change_pattern): New static function.
2877 (sched_extend_bb): New static function.
2878 (sched_init_bbs): New function.
2879 (current_sched_info): Change type to struct haifa_sched_info.
2880 (insn_cost): Adjust for selective scheduling.
2881 (dep_cost_1): New function. Move logic from ...
2882 (dep_cost): ... here.
2883 (dep_cost): Use dep_cost_1.
2884 (contributes_to_priority_p): Use sched_deps_info instead of
2886 (priority): Adjust to work with selective scheduling. Process the
2887 corner case when all dependencies don't contribute to priority.
2888 (rank_for_schedule): Use ds_weak instead of dep_weak.
2889 (advance_state): New function. Move logic from ...
2890 (advance_one_cycle): ... here.
2891 (add_to_note_list, concat_note_lists): New functions.
2892 (rm_other_notes): Make static. Adjust for selective scheduling.
2893 (remove_notes, restore_other_notes): New functions.
2894 (move_insn): Add two arguments. Update assert. Don't call
2896 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2897 Remove more_issue, max_points. Move the code to initialize
2898 max_lookahead_tries to max_issue.
2899 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2900 ready. Adjust use of move_insn. Call restore_other_notes.
2902 (sched_init, sched_finish): Move Haifa-specific initialization/
2904 (haifa_sched_init, haifa_sched_finish): ... respectively.
2906 (setup_sched_dump): New function.
2907 (haifa_init_only_bb): New static function.
2908 (haifa_speculate_insn): New static function.
2909 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2910 (extend_ready, extend_all): Remove.
2911 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2912 (create_check_block_twin, add_to_speculative_block): Use
2913 haifa_insns_init instead of extend_global. Update to use new
2914 initialization functions. Change parameter. Factor out code from
2915 create_check_block_twin to ...
2916 (sched_create_recovery_edges) ... this new function.
2917 (add_block): Remove.
2918 (sched_scan_info): New.
2919 (extend_bb): Use sched_scan_info.
2920 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2921 static functions for walking through scheduling region.
2922 (sched_luids): New vector variable to replace uid_to_luid.
2923 (luids_extend_insn): New function.
2924 (sched_max_luid): New variable.
2925 (luids_init_insn): New function.
2926 (sched_init_luids, sched_finish_luids): New functions.
2927 (insn_luid): New debug function.
2928 (sched_extend_target): New function.
2929 (haifa_init_insn): New static function.
2930 (sched_init_only_bb): New hook.
2931 (sched_split_block): New hook.
2932 (sched_split_block_1): New function.
2933 (sched_create_empty_bb): New hook.
2934 (sched_create_empty_bb_1): New function.
2935 (common_sched_info, ready): New global variables.
2936 (current_sched_info_var): Remove.
2937 (move_block_after_check): Use common_sched_info.
2938 (haifa_luid_for_non_insn): New static function.
2939 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2940 (increase_insn_priority): New.
2941 * modulo-sched.c: (issue_rate): Remove static declaration.
2942 (sms_sched_info): Change type to haifa_sched_info.
2943 (sms_sched_deps_info, sms_common_sched_info): New variables.
2944 (setup_sched_infos): New.
2945 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2946 Do not call regstat_free_calls_crossed.
2947 (sms_print_insn): Use const_rtx.
2948 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2949 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2950 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2951 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2952 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2953 current_sched_info to use it.
2954 (enum reg_pending_barrier_mode): Move to sched-int.h.
2955 (h_d_i_d): New variable. Initialize to NULL.
2956 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2958 (estimate_dep_weak): Remove static declaration.
2959 (sched_has_condition_p): New function. Adjust users of
2960 sched_get_condition to use it instead.
2961 (conditions_mutex_p): Add arguments indicating which conditions are
2963 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2964 argument to indicate whether returned condition is reversed. Do not
2965 generate new rtx when condition should be reversed; indicate it by
2966 setting new argument instead.
2967 (add_dependence_list_and_free): Add deps parameter.
2968 Update all users. Do not free dependence list when
2969 deps context is readonly.
2970 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2972 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2973 (remove_from_deps): New. Use the above functions.
2974 (cur_insn, can_start_lhs_rhs_p): New static variables.
2975 (add_or_update_back_dep_1): Initialize present_dep_type.
2976 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2977 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2978 haifa_note_dep): New functions implementing dependence hooks for
2979 the Haifa scheduler.
2980 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2981 note_dep): New functions.
2982 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
2984 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
2985 (free_deps): Initialize deps->reg_last.
2986 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
2987 sched_analyze_insn): Update to use dependency hooks infrastructure
2988 and readonly contexts.
2989 (deps_analyze_insn): New function. Move part of logic from ...
2990 (sched_analyze): ... here. Also move some logic to ...
2991 (deps_start_bb): ... here. New function.
2992 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
2994 (sched_deps_init): New function. Move code from ...
2995 (init_dependency_caches): ... here. Remove.
2996 (init_deps_data_vector): New.
2997 (sched_deps_finish): New function. Move code from ...
2998 (free_dependency_caches): ... here. Remove.
2999 (init_deps_global, finish_deps_global): Adjust for use with
3000 selective scheduling.
3001 (get_dep_weak): Move logic to ...
3002 (get_dep_weak_1): New function.
3003 (ds_merge): Move logic to ...
3004 (ds_merge_1): New static function.
3005 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3006 (ds_get_max_dep_weak): New function.
3007 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3008 (n_insns): Rename to rgn_n_insns.
3009 (debug_ebb_dependencies): New function.
3010 (init_ready_list): Use it.
3011 (begin_schedule_ready): Use sched_init_only_bb.
3012 (ebb_print_insn): Indicate when an insn starts a new cycle.
3013 (contributes_to_priority, compute_jump_reg_dependencies,
3014 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3015 (add_block1): Remove to ebb_add_block.
3016 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3017 (schedule_ebb): Initialize them. Use remove_notes instead of
3018 rm_other_notes. Use haifa_local_init/finish.
3019 (schedule_ebbs): Use haifa_sched_init/finish.
3020 * sched-int.h: Include vecprim.h, remove rtl.h.
3021 (struct ready_list): Delete declaration.
3022 (sched_verbose_param, enum sched_pass_id_t,
3023 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3024 (struct sched_scan_info_def): New structure.
3025 (sched_scan_info, sched_scan, sched_init_bbs,
3026 sched_init_luids, sched_finish_luids, sched_extend_target,
3027 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3028 (struct common_sched_info_def): New.
3029 (common_sched_info, haifa_common_sched_info,
3030 sched_emulate_haifa_p): Declare.
3032 (sched_luids): Declare.
3033 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3034 (sched_max_luid, insn_luid): Declare.
3035 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3036 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3037 print_insn, print_pattern, print_value, haifa_classify_insn,
3038 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3039 setup_sched_dump, sched_init, sched_finish,
3040 sel_insn_is_speculation_check): Export.
3041 (struct ready_list): Move from haifa-sched.c.
3042 (ready_try, ready, max_issue): Export.
3043 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3044 sched_init_only_bb, sched_split_block, sched_split_block_1,
3045 sched_create_empty_bb, sched_create_empty_bb_1,
3046 sched_create_recovery_block, sched_create_recovery_edges): Export.
3047 (enum reg_pending_barrier_mode): Export.
3048 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3050 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3051 print_insn field. Move add_block and fix_recovery_cfg to
3052 common_sched_info_def. Move compute_jump_reg_dependencies,
3054 (struct sched_deps_info_def): ... this new structure.
3055 (sched_deps_info): Declare.
3056 (struct spec_info_def): Remove weakness_cutoff, add
3057 data_weakness_cutoff and control_weakness_cutoff.
3058 (spec_info): Declare.
3059 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3061 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3062 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3063 (current_sched_info): Change type to struct haifa_sched_info.
3064 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3065 (h_d_i_d): New variable.
3066 (HDID): New accessor macro.
3067 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3068 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3070 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3071 (enum SCHED_FLAGS): Update for selective scheduler.
3072 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3073 (init_dependency_caches, free_dependency_caches): Delete declarations.
3074 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3075 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3076 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3077 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3078 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3080 (rm_other_notes): Delete declaration.
3081 (schedule_block): Remove one argument.
3082 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3083 ready_element, ready_lastpos, sched_extend_ready_list,
3084 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3085 concat_note_lists): Export.
3086 (struct region): Move from sched-rgn.h.
3087 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3088 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3089 BLOCK_TO_BB, CONTAINING_RGN): Export.
3090 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3091 (current_nr_blocks, current_blocks, target_bb): Likewise.
3092 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3093 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3094 sched_rgn_local_init, extend_regions,
3095 rgn_make_new_region_out_of_new_block, compute_priorities,
3096 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3097 extend_rgns, deps_join rgn_setup_common_sched_info,
3098 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3099 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3100 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3101 increase_insn_priority): Likewise.
3102 * sched-rgn.c: Include sel-sched.h.
3103 (ref_counts): New static variable. Use it ...
3104 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3105 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3106 (sched_is_disabled_for_current_region_p): Delete static declaration.
3107 (struct region): Move to sched-int.h.
3108 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3109 ebb_head): Define and initialize.
3110 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3111 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3112 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3114 (find_single_block_region): Add new argument to indicate that EBB
3115 regions should be constructed.
3116 (debug_live): Delete declaration.
3117 (current_nr_blocks, current_blocks, target_bb):
3118 Remove static qualifiers.
3119 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3121 (init_regions): Delete declaration.
3122 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3123 rgn_estimate_number_of_insns): New.
3124 (too_large): Use estimate_number_of_insns.
3125 (haifa_find_rgns): New. Move the code from ...
3126 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3127 (free_trg_info): New.
3128 (compute_trg_info): Allocate candidate tables here instead of ...
3129 (init_ready_list): ... here.
3130 (rgn_print_insn): Use const_rtx.
3131 (contributes_to_priority, extend_regions): Delete static declaration.
3132 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3133 (add_block1): Rename to rgn_add_block.
3134 (debug_rgn_dependencies): Delete static qualifier.
3135 (new_ready): Use sched_deps_info. Simplify.
3136 (rgn_common_sched_info, rgn_const_sched_deps_info,
3137 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3139 (region_sched_info): Rename to rgn_const_sched_info.
3140 (deps_join): New, extracted from ...
3141 (propagate_deps): ... here.
3142 (compute_block_dependences, debug_dependencies): Update for selective
3144 (free_rgn_deps, compute_priorities): New functions.
3145 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3146 sched_rgn_compute_dependencies): New functions.
3147 (schedule_region): Use them.
3148 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3149 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3151 (schedule_insns): Call new functions that were split out.
3152 (rgn_make_new_region_out_of_new_block): New.
3153 (get_rgn_sched_max_insns_priority): New.
3154 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3155 scheduling when appropriate.
3156 * sched-vis.c: Include insn-attr.h.
3157 (print_value, print_pattern): Make global.
3158 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3159 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3160 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3161 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3162 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3163 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3164 hooks. Initialize them to 0.
3165 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3166 * target.h (struct gcc_target): Add them. Rename gen_check field to
3168 * flags.h (sel_sched_switch_set): Declare.
3169 * opts.c (sel_sched_switch_set): New variable.
3170 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3171 pipelining is disabled from command line.
3172 (common_handle_option): Record whether selective scheduling is
3173 requested from command line.
3174 * doc/invoke.texi: Document new flags and parameters.
3175 * doc/tm.texi: Document new target hooks.
3176 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3178 (dfa_state_size): Do not declare locally.
3179 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3180 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3181 rs6000_alloc_sched_context, rs6000_set_sched_context,
3182 rs6000_free_sched_context): New functions.
3183 (struct _rs6000_sched_context): New.
3184 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3186 (rs6000_sched_finish): Do not run for selective scheduling.
3188 2008-08-31 Jan Hubicka <jh@suse.cz>
3190 * frv.c (frv_rtx_costs): Update forward declaration.
3191 * spu.c (spu_rtx_costs): Likewise.
3192 * pdp11.c: Include df.h
3193 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3194 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3195 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3196 * iq2000.c (iq2000_address_cost): Add speed argument.
3197 (iq2000_rtx_costs): Likewise.
3198 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3199 update call of mn10300_address_cost.
3200 * mcore.c: Include df.h
3201 (mcore_rtx_costs): Update prototype.
3202 * score3.c: Include df.h
3203 (score3_rtx_costs): Remove speed argument.
3204 * score7.c: Include df.h
3205 (score7_address_cost): Remove speed argument.
3206 * score-protos.h (score_address_cost): Update prototype.
3207 * score.c: Include df.h
3208 (score_rtx_costs): Update call of costs functions.
3209 * v850.c (v850_rtx_costs): Add bool argument.
3211 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3213 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3215 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3217 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3218 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3220 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3222 * mkmap-flat.awk: Add option pe_dll.
3223 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3224 * config/i386/t-cygwin (SHLIB_LC): Add.
3225 * config/i386/t-mingw32 (SHLIB_LC): Add.
3226 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3227 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3228 (LINK_SPEC): Support libgcc_s.
3229 (LIBGCC_SPEC): Support libgcc_s.
3230 (LIBGCC_SONAME): New.
3232 2008-08-31 Jan Hubicka <jh@suse.cz>
3234 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3235 mistakely had old version of patch.
3237 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3238 (ipcp_estimate_growth): New.
3239 (ipcp_insert_stage): Use ipcp_estimate_growth.
3240 * profile.c (branch_prob): When reading failed, do not consider
3243 2008-08-31 Jan Hubicka <jh@suse.cz>
3245 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3246 loop is optimized for speed.
3248 2008-08-31 Richard Guenther <rguenther@suse.de>
3251 * fold-const.c (fold_binary): Retain conversions in folding
3254 2008-08-31 Jan Hubicka <jh@suse.cz>
3256 * postreload-gcse.c (eliminate_partially_redundant_loads):
3257 Use optimize_bb_for_size_p.
3258 * predict.c (maybe_hot_frequency_p): Make inline.
3259 (maybe_hot_count_p): Break out from ...
3260 (maybe_hot_bb_p): ... this one.
3261 (maybe_hot_edge_p): Simplify.
3262 * basic-block.h (probably_cold_bb_p): Remove.
3264 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3267 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3269 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3270 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3271 Also split V4SFmode.
3272 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3275 2008-08-31 Jan Hubicka <jh@suse.cz>
3277 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3279 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3281 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3284 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3287 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3288 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3290 2008-08-31 Jan Hubicka <jh@suse.cz>
3292 * sparc.h (BRANCH_COST): Fix macro definition.
3293 * avr.c (avr_operand_rtx_cost): Add speed argument.
3294 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3296 2008-08-31 Richard Guenther <rguenther@suse.de>
3298 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3299 types instead of operands. Re-instantiate verifying of
3300 binary expression operands.
3302 2008-08-30 Jan Hubicka <jh@suse.cz>
3304 * fwprop.c (should_replace_address): Add speed attribute.
3305 (PR_OPTIMIZE_FOR_SPEED): New flag.
3306 (propagate_rtx_1): Use it.
3307 (propagate_rtx): Set it.
3308 (try_fwprop_subst): Update call of rtx_costs.
3309 (forward_propagate_and_simplify): LIkewise.
3310 * hooks.c (hook_int_rtx_bool_0): New
3311 (hook_bool_rtx_int_int_intp_false): Replace by ...
3312 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3313 * hooks.h (hook_int_rtx_bool_0): New
3314 (hook_bool_rtx_int_int_intp_false): Replace by ...
3315 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3316 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3317 (prepare_cmp_insn): UPdate call of rtx_cost.
3318 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3319 (reload_cse_simplify_operands): Update call of rtx_cost.
3320 (reload_cse_move2add): call of rtx_cost.
3321 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3322 * rtlanal.c (rtx_cost): Add speed argument.
3323 (address_cost): Add speed argument
3324 (default_address_cost): Likewise.
3325 (insn_rtx_cost): Likewise.
3326 * cfgloopanal.c (seq_cost): Add speed argument.
3327 (target_reg_cost, target_spill_cost): Turn to array.
3328 (init_set_costs): Update for speed.
3329 (estimate_reg_pressure_cost): Add speed argument.
3330 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3331 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3332 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3333 (seq_cost): Add speed argument.
3334 (computation_cost): Add speed arugment.
3335 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3336 (force_expr_to_var_cost): Update for profile info.
3337 (force_var_cost): Likewise.
3338 (split_address_cost): Likewise.
3339 (ptr_difference_cost): Likewise.
3340 (difference_cost): Likewise.
3341 (get_computation_cost_at): Likewise.
3342 (determine_iv_cost): Likewise.
3343 (ivopts_global_cost_for_size): Likewise.
3344 (rewrite_use_address): Likewise.
3345 (tree_ssa_iv_optimize_loop): Initialize speed field.
3346 * cse.c (optimize_this_for_speed_p): New static var.
3347 (notreg_cost): Update call of rtx_cost.
3348 (cse_extended_basic_block): set optimize_this_for_speed_p.
3349 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3350 (noce_try_cmove_arith): Likewise.
3351 (noce_try_sign_mask): LIkewise.
3352 * expr.c (compress_float_constant): Update rtx_cost calls.
3353 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3355 (addr_to_parts): Likewise.
3356 (create_mem_ref): Likewise.
3357 * dse.c (find_shift_sequence): Add speed argument.
3358 (replace_read): Update call.
3359 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3360 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3361 * neg_cost, shift_cost, shiftadd_cost,
3362 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3363 mul_highpart_cost): Increase dimension.
3364 (init_expmed): Initialize for both size and speed.
3365 (expand_shift): Use profile.
3366 (synth_mult): Use profile.
3367 (choose_mult_variant): Use profile.
3368 (expand_mult): Use profile.
3369 (expand_mult_highpart_optab): Use profile.
3370 (expand_mult_highpart): Use profile.
3371 (expand_smod_pow2): Use profile.
3372 (expand_divmod): Use profile.
3373 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3375 * loop-invariant.c (create_new_invariant): Use profile.
3376 (gain_for_invariant): Add speed parameter.
3377 (best_gain_for_invariant): Likewise.
3378 (find_invariants_to_move): Likewise.
3379 (move_single_loop_invariants): Set it.
3380 * target-def.h (TARGET_RTX_COSTS): Use hook.
3381 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3382 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3383 * output.h (default_address_cost): Update prototype.
3384 * combine.c (optimize_this_for_speed_p): New static var.
3385 (combine_validate_cost): Update call of rtx_cost.
3386 (combine_instructions): Set optimize_this_for_speed_p.
3387 (expand_compound_operation): Update call of rtx_cost.
3388 (make_extraction):Update call of rtx_cost.
3389 (force_to_mode):Update call of rtx_cost.
3390 (distribute_and_simplify_rtx):Update call of rtx_cost.
3391 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3392 (estimate_reg_pressure_cost): Update prototype.
3393 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3394 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3396 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3397 (alpha_rtx_costs): Update.
3398 * config/frv/frv.c (frv_rtx_costs): Update.
3399 * config/s390/s390.c (s390_rtx_costs): Update.
3400 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3401 (m32c_rtx_costs): Update.
3402 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3403 (spu_rtx_costs): Update.
3404 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3405 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3406 * config/i386/i386.c (:ix86_address_cost): Update.
3407 (ix86_rtx_costs): Update.
3408 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3409 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3410 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3411 * config/crx/crx.c (crx_address_cost): Update.
3412 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3413 * config/stormy16/stormy16.c
3414 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3415 * config/m68hc11/m68hc11.c
3416 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3417 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3418 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3420 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3422 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3423 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3424 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3425 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3426 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3427 (mcore_rtx_costs): update.
3428 * config/score/score3.c (score3_rtx_costs): Update.
3429 * config/score/score7.c (score7_rtx_costs): Update.
3430 * config/score/score3.h (score3_rtx_costs):Update.
3431 * config/score/score7.h (score7_rtx_costs): Update.
3432 * config/score/score.c (score_rtx_costs): Update.
3433 * config/arm/arm.c (arm_address_cost): Update.
3434 (arm_rtx_costs_1): Update.
3435 (arm_rtx_costs_1): Update.
3436 (arm_size_rtx_costs): Update.
3437 (arm_size_rtx_costs): Update.
3438 (arm_size_rtx_costs): Update.
3439 (arm_xscale_rtx_costs): Update.
3440 (arm_thumb_address_cost): Update.
3441 * config/pa/pa.c (hppa_address_cost): Update.
3442 * config/mips/mips.c (mips_rtx_costs): Update.
3443 * config/vax/vax.c (vax_address_cost): Update.
3444 * config/h8300/h8300.c (h8300_shift_costs): Update.
3445 (h8300_rtx_costs): Update.
3446 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3447 (v850_rtx_costs): Update.
3448 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3449 * config/bfin/bfin.c
3450 (bfin_address_cost): Update.
3451 (bfin_rtx_costs): Update.
3452 * stmt.c (lshift_cheap_p): Update.
3454 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3457 * expmed.c (extract_bit_field_1): Check the mode size to make
3458 sure the vector modes have the same size.
3460 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3462 * dojump.c (top level): Include basic-block.h to declare
3463 optimize_insn_for_speed_p
3465 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3467 * opts.h (CL_SAVE): New option class for marking options that are
3468 target specific options usable in the target attribute.
3469 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3471 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3472 can easily find the target specific options that are safe to use
3473 in the attribute or pragma.
3475 * attribs.c (decl_attributes): Change #pragma GCC option to
3476 #pragma GCC target, and attribute((option(...))) to
3477 attribute((target(...))).
3479 * doc/extend.texi (target attribute): Change from option
3480 attribute. Delete push/pop/reset.
3481 (#pragma GCC target): Change from #pragma GCC option. Delete
3483 (#pragma GCC push_options): Document new pragma.
3484 (#pragma GCC pop_options): Document new pragma.
3485 (#pragma GCC reset_options): Document new pragma.
3487 * targhooks.c (default_target_option_valid_attribute_p): Add
3488 warning about port not supporting target attributes.
3489 (default_target_option_pragma_parse): New function, warn about
3490 #pragma GCC target not being supported.
3492 * targhooks.h (default_target_option_pragma_parse): Add
3495 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3496 TI_CURRENT_OPTION_PRAGMA.
3497 (current_target_pragma): Rename from current_option_pragma.
3499 * target.h: (struct target_option): Delete booleans for changing
3500 the optimization level on hot/cold functions. Change signature of
3501 pragma_parse hook to take a second tree.
3503 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3505 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3506 that the declaration is done at global scope.
3508 * langhooks.c (add_builtin_function_common): Move most of the code
3509 from add_builtin_function here, calling the hook passed in.
3510 (add_builtin_function): Call add_builtin_function_common with
3511 standard builtin hook.
3512 (add_builtin_function_ext_scope): New function to add builtins to
3515 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3517 (add_builtin_function_ext_scope): Add declaration.
3519 * c-pragma.c (handle_pragma_target): Rename from
3520 handle_pragma_option, #pragma GCC option is now #pragma GCC
3521 target. Move warning about port not supporting target options to
3522 default pragma parse hook. Remove push/pop/reset from this
3524 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3525 (option_stack): Delete static variable.
3526 (optimize_stack): Ditto.
3527 (optons_stack): New stack of saved target and optimization
3529 (handle_pragma_push_options): New function to handle pushing both
3530 target and optimization options.
3531 (handle_pragma_pop_options): New function to handle popping both
3532 target and optimization options.
3533 (handle_pragma_reset_options): New function to handle resetting
3534 both target and optimization options to their initial state.
3535 (init_pragma): Rename handle_pragma_option to
3536 handle_pragma_target. Add support for push_options, pop_options,
3537 and reset_options pragmas.
3539 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3540 default_target_option_pragma_parse.
3541 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3542 default_target_option_valid_attribute_p.
3543 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3544 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3545 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3546 optimization level on hot/cold functions.
3548 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3549 if the caller and callee have different optimization levels.
3551 * c-common.c (handle_target_attribute): Rename from
3552 handle_option_attribute, attribute((option(...))) is now
3553 attribute((target(...))). Move warning if the port does not
3554 support target attributes to the default hook.
3555 (handle_hot_attribute): Delete code to change the optimization
3556 level of hot functions.
3557 (handle_cold_attribute): Ditto.
3559 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3560 argument that is the binary tree options to use if there are no
3561 arguments. Call ix86_valid_target_attribute_tree instead of
3562 ix86_valid_option_attribute_tree.
3563 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3564 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3565 ix86_pragma_option_parse.
3567 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3568 Rename from ix86_valid_option_attribute_tree.
3570 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3571 new builtins when the ISA changes.
3572 (ix86_valid_target_attribute_tree): Rename from
3573 ix86_valid_option_attribute_tree. Change callers. If the
3574 function specified optimization options, use those as the starting
3575 point before setting up the target attributes. If the
3576 optimization options were changed in the course of setting the
3577 target attributes, record the new optimization options.
3578 (ix86_valid_target_attribute_tree_inner_p): Rename from
3579 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3580 ix86_add_new_builtins if the ISA changed.
3581 (ix86_valid_target_attribute_p): Rename from
3582 ix86_valid_option_attribute_p. Change callers.
3583 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3584 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3585 as delayed builtin functions.
3586 (struct builtin_isa): New structure to record builtin functions
3587 that should be delayed until the ISA for that function is used.
3588 (ix86_builtins_isa): Change from int to struct to track builtin
3589 functions we want to declare at some point.
3590 (def_builtin): If the front end can delay defining the builtin
3591 functions, don't create builtins for ISAs not part of the default
3593 (def_builtin_const): Ditto.
3594 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3595 __builtin_ia32_pcmov_v2di to be different builtin functions.
3596 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3597 a structure instead of an int.
3598 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3599 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3600 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3601 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3603 * config/ia64/ia64.h
3604 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3605 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3607 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3608 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3609 (LANG_HOOKS_INITIALIZER): Add
3610 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3612 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3615 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3616 the reload address with the index register for SFmode
3617 access with a displacement.
3619 2008-08-30 Jan Hubicka <jh@suse.cz>
3621 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3622 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3623 * dojump.c (do_jump): Likewise.
3624 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3625 (note-if_info): Add BRANCH_COST.
3626 (noce_try_store_flag_constants, noce_try_addcc,
3627 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3628 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3629 find_if_case_2): Use computed branch cost.
3630 * expr.h (BRANCH_COST): Update default.
3631 * predict.c (predictable_edge_p): New function.
3632 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3633 Update BRANCH_COST call.
3634 * basic-block.h (predictable_edge_p): Declare.
3635 * config/alpha/alpha.h (BRANCH_COST): Update.
3636 * config/frv/frv.h (BRANCH_COST): Update.
3637 * config/s390/s390.h (BRANCH_COST): Update.
3638 * config/spu/spu.h (BRANCH_COST): Update.
3639 * config/sparc/sparc.h (BRANCH_COST): Update.
3640 * config/m32r/m32r.h (BRANCH_COST): Update.
3641 * config/i386/i386.h (BRANCH_COST): Update.
3642 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3644 * config/sh/sh.h (BRANCH_COST): Update.
3645 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3646 * config/avr/avr.h (BRANCH_COST): Update.
3647 * config/crx/crx.h (BRANCH_COST): Update.
3648 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3649 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3650 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3651 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3652 * config/ia64/ia64.h (BRANCH_COST): Update.
3653 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3654 * config/arc/arc.h (BRANCH_COST): Update.
3655 * config/score/score.h (BRANCH_COST): Update.
3656 * config/arm/arm.h (BRANCH_COST): Update.
3657 * config/pa/pa.h (BRANCH_COST): Update.
3658 * config/mips/mips.h (BRANCH_COST): Update.
3659 * config/vax/vax.h (BRANCH_COST): Update.
3660 * config/h8300/h8300.h (BRANCH_COST): Update.
3661 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3662 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3663 * doc/tm.texi (BRANCH_COST): Update.
3665 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3668 * config/arm/arm.c (arm_optimization_options): Set
3669 flag_section_anchors to 2 instead of 1 to distinguish it from
3670 -fsection-anchors given explicitely on the command line.
3672 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3674 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3675 final insn of a split.
3677 2008-08-30 Jan Hubicka <jh@suse.cz>
3679 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3680 optimized for speed.
3681 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3682 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3683 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3684 flag_gcse_after_reload_set): New static vars.
3685 (common_handle_option): Enable those flags for profile-use.
3686 (decode_options): Remove optimize_size flags that are handled
3687 on higher granuality.
3688 * tree-vectorizer.c (vectorize_loops): Use
3689 optimize_loop_nest_for_speed_p.
3690 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3691 * tree-predcom.c (tree_predictive_commoning): Use
3692 optimize_loop_for_speed_p.
3693 * varasm.c (assemble_start_function): Use
3694 optimize_function_for_speed_p.
3695 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3696 * predict.c (optimize_loop_for_speed_p): Fix walk.
3698 2008-08-30 Jan Hubicka <jh@suse.cz>
3700 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3702 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3703 profile presence locally.
3705 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3708 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3709 versions before 4.0.
3711 2008-08-29 Jan Hubicka <jh@suse.cz>
3713 * tree-inline.c (insert_init_stmt): Insert sequence even when
3716 2008-08-29 Jeff Law <law@redhat.com>
3718 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3719 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3720 location and class is an FP register.
3722 2008-08-29 Jan Hubicka <jh@suse.cz>
3724 * see.c (see_merge_one_def_extension): Silence used uninitialized
3726 * matrix-reorg.c (check_allocation_function): Likewise.
3727 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3729 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3732 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3733 compute new & and | in type rather than TREE_TYPE (arg0).
3735 * dwarf2out.c (fortran_common): Update comment.
3736 (gen_variable_die): Swap com_die and var_die variables in Fortran
3737 COMMON block handling code.
3739 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3741 * dwarf2out.c (gen_const_die): New function.
3742 (size_of_die, value_format, output_die): Output larger
3743 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3744 (native_encode_initializer): New function.
3745 (tree_add_const_value_attribute): Call it.
3746 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3748 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3749 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3750 TREE_THIS_VOLATILE to add_type_attribute.
3752 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3754 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3757 * dwarf2out.c (loc_by_reference): New function.
3758 (add_location_or_const_value_attribute): Use it.
3761 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3762 as DW_TAG_variable children of DW_TAG_common_block rather than
3763 DW_TAG_member children. Put DW_AT_external to individual
3764 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3766 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3767 loc_descriptor_from_tree_1.
3771 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3772 arguments to imported_module_or_decl.
3773 (debug_nothing_tree_tree): Removed.
3774 (debug_nothing_tree_tree_tree_bool): New prototype.
3775 * debug.c (do_nothing_debug_hooks): Adjust.
3776 (debug_nothing_tree_tree): Removed.
3777 (debug_nothing_tree_tree_tree_bool): New function.
3778 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3779 (gen_variable_die): Put all common vars for the
3780 same COMMON block under one DW_TAG_common_block.
3781 (declare_in_namespace): Return new context_die, for Fortran
3782 return the module DIE instead of adding extra declarations into
3784 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3785 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3786 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3788 (dwarf2out_global_decl): Don't skip Fortran global vars.
3789 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3790 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3791 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3792 DW_TAG_imported_declaration as child of previous
3793 DW_TAG_imported_module.
3794 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3795 * sdbout.c (sdb_debug_hooks): Likewise.
3796 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3798 2008-08-29 Jan Hubicka <jh@suse.cz>
3800 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3802 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3803 * ipa-cp.c (n_cloning_candidates): New static variable.
3804 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3805 (ipcp_print_all_lattices): Improve debug output.
3806 (ipcp_cloning_candidate_p): New function.
3807 (ipcp_initialize_node_lattices): Use it.
3808 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3809 (ipcp_propagate_stage): Prettier debug output.
3810 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3811 (ipcp_print_all_structures): Remove.
3812 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3813 (ipcp_insert_stage): Prettier debug output; call
3814 cgraph_remove_unreachable_nodes before propagating.
3815 (pass_ipa_cp): Schedule function removal pass.
3816 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3818 (cgraph_maybe_hot_edge_p): Move to ...
3819 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3820 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3821 (common_handle_option): Set them; enable ipa-cp when profiling.
3822 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3823 (ipa_print_all_jump_functions): Likewise.
3824 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3825 (ipa_print_node_params, ipa_print_all_params): New.
3826 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3827 ipa_print_all_param_flags): Remove.
3828 (ipa_print_node_params, ipa_print_all_params): New.
3830 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3832 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3833 change from 2008-04-03.
3834 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3836 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3839 * ira-color.c (push_allocnos_to_stack): Truncate
3840 removed_splay_allocno_vec.
3842 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3845 * ira-color (ira_fast_allocation): Don't assign hard registers to
3848 2008-08-29 Jan Hubicka <jh@suse.cz>
3851 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3852 for cold internal loops.
3854 2008-08-29 Richard Guenther <rguenther@suse.de>
3856 * tree-ssa-structalias.c (create_variable_info_for): Do not
3857 create fields for heap vars or vars with a noalias state.
3858 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3861 2008-08-29 Richard Guenther <rguenther@suse.de>
3863 * common.opt (ftree-store-ccp): Mark as preserved for
3864 backward compatibility.
3865 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3866 * tree-pass.h (pass_store_ccp): Remove.
3867 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3868 (first_vdef): Remove declaration.
3869 (get_value_loaded_by): Likewise.
3870 * tree-ssa-ccp.c (do_store_ccp): Remove.
3871 (get_default_value): Simplify as do_store_ccp is always false
3872 now. Do not initialize mem_ref.
3873 (set_value_varying): Likewise.
3874 (canonicalize_float_value): Likewise.
3875 (set_lattice_value): Likewise.
3876 (likely_value): Likewise.
3877 (surely_varying_stmt_p): Likewise.
3878 (ccp_initialize): Likewise.
3879 (ccp_lattice_meet): Likewise.
3880 (ccp_visit_phi_node): Likewise.
3881 (ccp_fold): Likewise.
3882 (evaluate_stmt): Likewise.
3883 (visit_assignment): Likewise.
3884 (ccp_visit_stmt): Likewise.
3885 (execute_ssa_ccp): Fold into ...
3886 (do_ssa_ccp): ... this.
3887 (do_ssa_store_ccp): Remove.
3888 (gate_store_ccp): Likewise.
3889 (pass_store_ccp): Likewise.
3890 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3892 * tree-ssa-propagate.c (first_vdef): Remove.
3893 (get_value_loaded_by): Likewise.
3894 (replace_vuses_in): Likewise.
3895 (substitute_and_fold): Do not call replace_vuses_in.
3896 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3898 2008-08-29 Richard Guenther <rguenther@suse.de>
3901 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3902 PARAM_NOALIAS tags with is_heapvar.
3903 * tree-ssa-operands.c (access_can_touch_variable): Offset
3904 based tests do not apply for heapvars. Fix offset test.
3906 2008-08-29 Jan Hubicka <jh@suse.cz>
3908 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3909 (-fipa-cp-clone): Enabled by default at -O3.
3910 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3911 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3913 2008-08-29 Jan Hubicka <jh@suse.cz>
3915 * tree.c (build_function_type_skip_args,
3916 build_function_decl_skip_args): New functions.
3917 * tree.h (build_function_type_skip_args,
3918 build_function_decl_skip_args): Declare.
3919 * gimple.c (giple_copy_call_skip_args): New function.
3920 (giple_copy_call_skip_args): Declare.
3922 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3923 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3924 (ipcp_node_modifiable_p): ... this one; use
3925 tree_versionable_function_p.
3926 (ipcp_create_replace_map): Improve debug output.
3927 (ipcp_need_redirect_p): Return false when not clonning.
3928 (ipcp_update_callgraph): Skip args.
3929 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3931 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3932 (save_inline_function_body): Update call of tree_function_versioning.
3933 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3934 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3936 (tree_function_versioning): Likewise.
3937 * tree-inline.h (tree_function_versioning): Update prototype.
3939 2008-08-29 Jan Hubicka <jh@suse.cz>
3941 * loop-unswitch.c (unswitch_single_loop): Use
3942 optimize_loop_for_speed_p.
3943 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3944 Use optimize_function_for_size_p.
3945 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3946 * postreload-gcse.c (eliminate_partially_redundant_load):
3947 Use optimize_bb_for_size_p.
3948 * value-prof.c (gimple_divmod_fixed_value_transform,
3949 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3950 gimple_stringops_transform): Use optimize_bb_for_size_p.
3951 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3952 * final.c (compute_alignments): Use optimize_function_for_size_p.
3953 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3954 (fold_builtin_strcpy, fold_builtin_fputs): Use
3955 optimize_function_for_size_p.
3956 * fold-const.c (tree_swap_operands_p): Use
3957 optimize_function_for_size_p.
3958 * recog.c (relax_delay_slots): Likewise.
3959 * tree-ssa-math-opts.c (replace_reciprocal):
3960 Use optimize_bb_for_speed_p.
3961 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3962 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3963 optimize_function_for_size_p.
3964 (cgraph_decide_inlining_of_small_function): Use
3965 optimize_function_for_size_p.
3966 * global.c (find_reg): Use optimize_function_for_size_p.
3967 * opts.c (decode_options): Do not clear flag_tree_ch,
3968 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3969 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3970 work it out from profile.
3971 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3972 optimize_loop_for_speed_p.
3973 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3975 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3976 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3977 * tree-eh.c (decide_copy_try_finally): Use
3978 optimize_function_for_size_p.
3979 * local-alloc.c (block_alloc): Pass BB pointer.
3980 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3981 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3982 * loop-unroll.c (decide_unrolling_and_peeling):
3983 Use optimize_loop_for_size_p.
3984 (decide_peel_completely): Likewise.
3985 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
3986 optimize_loop_for_size_p.
3987 (vect_enhance_data_refs_alignment): Likewise.
3988 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
3989 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
3991 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
3992 (try_crossjump_bb): Use optimize_bb_for_size_p.
3993 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3994 optimize_loop_for_speed_p.
3995 * bb-reorder.c (find_traces_1_round): Likewise.
3996 (copy_bb): Use optimize_bb_for_speed_p.
3997 (duplicate_computed_gotos): Likewise.
3998 * basic-block.h (optimize_loop_nest_for_size_p,
3999 optimize_loop_nest_for_speed_p): New.
4000 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4002 2008-08-29 Tristan Gingold <gingold@adacore.com>
4004 * gcov.c (main): Call expandargv.
4006 2008-08-29 Jan Hubicka <jh@suse.cz>
4008 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4010 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4012 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4013 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4015 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4017 2008-08-29 Jan Hubicka <jh@suse.cz>
4019 * tree-pass.h (pass_strip_predict_hints): Declare.
4020 * predict.c (strip_builtin_expect): Rename to ...
4021 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4022 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4023 (tree_estimate_probability): Do not strip builtin_expect.
4024 (pass_strip_predict_hints): New pass.
4025 * tree-inline.c (expand_call_inline): When inlining cold function,
4026 predict it as unlikely.
4027 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4029 2008-08-29 Richard Guenther <rguenther@suse.de>
4031 PR tree-optimization/37207
4032 * tree-vrp.c (extract_range_from_binary_expr): Also try
4033 to constant fold if only one of the operands is a constant.
4035 2008-08-29 Nick Clifton <nickc@redhat.com>
4037 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4038 the same way as SYMBOL_REFs.
4040 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4042 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4044 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4046 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4047 * config/mips/mips.md (branch_likely): Remove const. Fix
4049 (define_delay for type "branch"): Change to only apply for branch
4050 with likely variant.
4051 (define_delay for type "branch" and "branch_likely" no). New delay
4053 (equality_op): New code iterator.
4054 (bbv, bbinv): New code attributes.
4055 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4058 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4059 Andrew Pinski <pinskia@gcc.gnu.org>
4062 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4064 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4066 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4067 rule that a symbolic constant must be defined and >= 0 for the
4068 corresponding facility to be present at compile-time.
4069 * gthr-posix.c: Likewise.
4071 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4073 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4074 * config/mips/mips.md (D): New mode attribute.
4075 (mulsi3, muldi3): Merge it into ...
4076 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4077 (muldi3_mul3): New pattern.
4078 (mulsi3_mult3): Rename to mulsi3_mul3.
4080 2008-08-28 Jan Hubicka <jh@suse.cz>
4082 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4084 * predict.c (always_optimize_for_size_p): Rename to ...
4085 (optimize_function_for_size): ... this one; make extern.
4086 (optimize_function_for_speed_p): New.
4087 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4088 optimize_edge_for_size_p,optimize_edge_for_size_p,
4089 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4090 * basic-block.h (optimize_function_for_size_p,
4091 optimize_function_for_speed_p): Declare.
4092 * i386.md (optimize_size checks): Replace them by appropriate
4094 (standard_80387_constant_p, ix86_compute_frame_layout,
4095 ix86_expand_epilogue, ix86_decompose_address,
4096 print_operand, emit_i387_cw_initialization,
4097 inline_memory_move_cost, ix86_pad_returns,
4098 ix86_reorg): Replace optimize_size checks.
4100 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4102 * rtl.h (simplify_subreg_regno): Declare.
4103 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4104 * simplify-rtx.c (simplify_subreg): ...here.
4105 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4106 subreg_offset_representable_p.
4108 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4111 * c-typeck.c (convert_for_assignment): Give a note describing what
4112 was passed and what was expected.
4114 2008-08-28 Joey Ye <joey.ye@intel.com>
4116 * doc/extend.texi: Document AVX built-in functions.
4117 * doc/invoke.texi: Document -mavx.
4119 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4120 Joey Ye <joey.ye@intel.com>
4121 Xuepeng Guo <xuepeng.guo@intel.com>
4123 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4125 * config/i386/cpuid.h (bit_FMA): New.
4126 (bit_XSAVE): Likewise.
4127 (bit_OSXSAVE): Likewise.
4128 (bit_AVX): Likewise.
4130 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4131 define. Use ASM_OUTPUT_AVX_PREFIX.
4133 * config/i386/gmmintrin.h: New.
4135 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4136 (OPTION_MASK_ISA_AVX_SET): New.
4137 (OPTION_MASK_ISA_FMA_SET): Likewise.
4138 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4139 (OPTION_MASK_ISA_FMA_SET): Likewise.
4140 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4141 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4142 (pta_flags): Add PTA_AVX and PTA_FMA.
4143 (override_options): Handle PTA_AVX and PTA_FMA.
4144 (init_cumulative_args): Handle warn_avx.
4145 (classify_argument): Return 0 for COImode and OImode. Return
4146 1 and X86_64_AVX_CLASS for 256bit vector types.
4147 (examine_argument): Handle X86_64_AVX_CLASS.
4148 (construct_container): Likewise.
4149 (function_arg_advance_32): Pass OImode and 256bit vector types
4151 (function_arg_advance_64): Take a new argument to indicate if a
4152 parameter is named. Handle 256bit vector types. Return
4153 immediately for unnamed 256bit vector mode parameters.
4154 (function_arg_advance): Updated.
4155 (function_arg_32): Add comments for TImode. Handle OImode
4156 and 256bit vector types.
4157 (function_arg_64): Take a new argument to indicate if a
4158 parameter is named. Handle 256bit vector types. Return NULL
4159 for unnamed 256bit vector mode parameters.
4160 (function_arg): Updated.
4161 (setup_incoming_varargs_64): Support
4162 AVX encoding for *sse_prologue_save_insn.
4163 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4164 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4165 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4166 enabled, otherwise return -3.
4167 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4169 (print_reg): Support AVX registers. Handle 'x' and 't'.
4170 Handle 'd' to duplicate the operand.
4171 (print_operand): Likewise. Also support AVX vector compare
4173 (output_387_binary_op): Support AVX.
4174 (output_fp_compare): Likewise.
4175 (ix86_expand_vector_move_misalign): Likewise.
4176 (ix86_attr_length_vex_default): New.
4177 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4178 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4179 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4180 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4181 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4182 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4183 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4184 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4185 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4186 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4187 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4188 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4189 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4190 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4191 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4192 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4193 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4194 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4195 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4196 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4197 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4198 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4199 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4200 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4201 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4202 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4203 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4204 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4205 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4206 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4207 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4208 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4209 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4210 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4211 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4212 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4213 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4214 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4215 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4216 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4217 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4218 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4219 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4220 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4221 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4222 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4223 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4224 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4225 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4226 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4227 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4228 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4229 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4230 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4231 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4232 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4233 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4234 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4235 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4236 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4237 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4238 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4239 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4240 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4241 and IX86_BUILTIN_MOVMSKPS256,
4242 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4243 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4244 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4245 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4246 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4247 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4248 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4249 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4250 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4251 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4252 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4253 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4254 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4255 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4256 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4257 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4258 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4259 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4260 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4261 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4262 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4263 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4264 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4265 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4266 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4267 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4268 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4269 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4270 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4271 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4272 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4273 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4274 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4275 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4276 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4277 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4278 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4279 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4280 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4281 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4282 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4283 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4284 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4285 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4286 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4287 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4288 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4289 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4290 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4291 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4292 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4293 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4294 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4295 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4296 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4297 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4298 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4299 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4301 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4302 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4303 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4304 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4305 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4306 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4307 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4308 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4309 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4310 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4311 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4312 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4313 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4314 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4315 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4316 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4317 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4318 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4319 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4320 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4321 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4322 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4323 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4324 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4325 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4326 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4327 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4328 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4329 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4330 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4331 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4332 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4333 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4334 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4335 IX86_BUILTIN_MOVMSKPS256.
4336 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4337 (ix86_expand_args_builtin): Likewise.
4338 (ix86_expand_special_args_builtin): Likewise.
4339 (ix86_hard_regno_mode_ok): Handle AVX modes.
4340 (ix86_expand_vector_init_duplicate): Likewise.
4341 (ix86_expand_vector_init_one_nonzero): Likewise.
4342 (ix86_expand_vector_init_one_var): Likewise.
4343 (ix86_expand_vector_init_concat): Likewise.
4344 (ix86_expand_vector_init_general): Likewise.
4345 (ix86_expand_vector_set): Likewise.
4346 (ix86_vector_mode_supported_p): Likewise.
4347 (x86_extended_reg_mentioned_p): Check INSN_P before using
4350 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4351 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4353 * config/i386/i386.h (TARGET_AVX): New.
4354 (TARGET_FMA): Likewise.
4355 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4356 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4357 (VALID_AVX256_REG_MODE): New.
4358 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4359 (AVX_FLOAT_MODE_P): Likewise.
4360 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4361 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4362 (AVX_VEC_FLOAT_MODE_P): Likewise.
4363 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4364 (ASM_OUTPUT_OPCODE): Likewise.
4365 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4367 (SSE_REG_MODE_P): Allow 256bit vector modes.
4368 (ix86_args): Add a warn_avx field.
4370 * config/i386/i386.md (UNSPEC_PCMP): New.
4371 (UNSPEC_VPERMIL): Likewise.
4372 (UNSPEC_VPERMIL2): Likewise.
4373 (UNSPEC_VPERMIL2F128): Likewise.
4374 (UNSPEC_MASKLOAD): Likewise.
4375 (UNSPEC_MASKSTORE): Likewise.
4376 (UNSPEC_CAST): Likewise.
4377 (UNSPEC_VTESTP): Likewise.
4378 (UNSPECV_VZEROALL): Likewise.
4379 (UNSPECV_VZEROUPPER): Likewise.
4380 (XMM0_REG): Likewise.
4381 (XMM1_REG): Likewise.
4382 (XMM2_REG): Likewise.
4383 (XMM3_REG): Likewise.
4384 (XMM4_REG): Likewise.
4385 (XMM5_REG): Likewise.
4386 (XMM6_REG): Likewise.
4387 (XMM8_REG): Likewise.
4388 (XMM9_REG): Likewise.
4389 (XMM10_REG): Likewise.
4390 (XMM11_REG): Likewise.
4391 (XMM12_REG): Likewise.
4392 (XMM13_REG): Likewise.
4393 (XMM14_REG): Likewise.
4394 (XMM15_REG): Likewise.
4396 (prefix_vex_imm8): Likewise.
4397 (prefix_vex_w): Likewise.
4398 (length_vex): Likewise.
4401 (*avx_ashlti3): Likewise.
4402 (*avx_lshrti3): Likewise.
4403 (*avx_setcc<mode>): Likewise.
4404 (*fop_<mode>_comm_mixed_avx): Likewise.
4405 (*fop_<mode>_comm_avx): Likewise.
4406 (*fop_<mode>_1_mixed_avx): Likewise.
4407 (*fop_<mode>_1_avx): Likewise.
4408 (*avx_<code><mode>3): Likewise.
4409 (*avx_ieee_smin<mode>3): Likewise.
4410 (*avx_ieee_smax<mode>3): Likewise.
4411 (mode): Add OI, V8SF and V4DF.
4412 (length): Support VEX prefix.
4413 (*cmpfp_i_mixed): Set prefix attribute.
4414 (*cmpfp_i_sse): Likewise.
4415 (*cmpfp_iu_mixed): Likewise.
4416 (*cmpfp_iu_sse): Likewise.
4417 (*movsi_1): Support AVX.
4418 (*movdi_2): Likewise.
4419 (*movdi_1_rex64): Likewise.
4420 (*movti_internal): Likewise.
4421 (*movti_rex64): Likewise.
4422 (*movsf_1): Likewise.
4423 (*movdf_nointeger): Likewise.
4424 (*movdf_integer_rex64): Likewise.
4425 (*movtf_internal): Likewise.
4426 (zero_extendsidi2_32): Likewise.
4427 (zero_extendsidi2_rex64): Likewise.
4428 (*extendsfdf2_mixed): Likewise.
4429 (*extendsfdf2_sse): Likewise.
4430 (*truncdfsf_fast_mixed): Likewise.
4431 (*truncdfsf_fast_sse): Likewise.
4432 (*truncdfsf_mixed): Likewise.
4433 (fix_trunc<mode>di_sse): Likewise.
4434 (fix_trunc<mode>si_sse): Likewise.
4435 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4436 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4437 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4438 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4439 (*rcpsf2_sse): Likewise.
4440 (*rsqrtsf2_sse): Likewise.
4441 (*sqrt<mode>2_sse): Likewise.
4442 (sse4_1_round<mode>2): Likewise.
4443 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4444 Support AVX. Set length attribute properly for AVX.
4446 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4447 (VECTOR_MODES (FLOAT, 32)): Likewise.
4448 (VECTOR_MODE (INT, DI, 8)): Likewise.
4449 (VECTOR_MODE (INT, HI, 32)): Likewise.
4450 (VECTOR_MODE (INT, QI, 64)): Likewise.
4451 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4452 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4453 (VECTOR_MODE (INT, DI, 4)): Removed.
4454 (VECTOR_MODE (INT, SI, 8)): Likewise.
4455 (VECTOR_MODE (INT, HI, 16)): Likewise.
4456 (VECTOR_MODE (INT, QI, 32)): Likewise.
4457 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4458 (INT_MODE (OI, 32)): Likewise.
4460 * config/i386/i386.opt (mavx): New.
4463 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4465 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4466 (*mov<mode>_internal_avx): New.
4467 (*movv2sf_internal_rex64_avx): Likewise.
4468 (*movv2sf_internal_avx): Likewise.
4470 * config/i386/predicates.md (const_4_to_5_operand): New.
4471 (const_6_to_7_operand): Likewise.
4472 (const_8_to_11_operand): Likewise.
4473 (const_12_to_15_operand): Likewise.
4474 (avx_comparison_float_operator): Likewise.
4476 * config/i386/sse.md (AVX256MODEI): New.
4477 (AVX256MODE): Likewise.
4478 (AVXMODEQI): Likewise.
4479 (AVXMODE): Likewise.
4480 (AVX256MODEF2P): Likewise.
4481 (AVX256MODE2P): Likewise.
4482 (AVX256MODE4P): Likewise.
4483 (AVX256MODE8P): Likewise.
4484 (AVXMODEF2P): Likewise.
4485 (AVXMODEF4P): Likewise.
4486 (AVXMODEDCVTDQ2PS): Likewise.
4487 (AVXMODEDCVTPS2DQ): Likewise.
4488 (avxvecmode): Likewise.
4489 (avxvecpsmode): Likewise.
4490 (avxhalfvecmode): Likewise.
4491 (avxscalarmode): Likewise.
4492 (avxcvtvecmode): Likewise.
4493 (avxpermvecmode): Likewise.
4494 (avxmodesuffixf2c): Likewise.
4495 (avxmodesuffixp): Likewise.
4496 (avxmodesuffixs): Likewise.
4497 (avxmodesuffix): Likewise.
4498 (vpermilbits): Likewise.
4499 (pinsrbits): Likewise.
4500 (mov<mode>): Likewise.
4501 (*mov<mode>_internal): Likewise.
4502 (push<mode>1): Likewise.
4503 (movmisalign<mode>): Likewise.
4504 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4505 (avx_movdqu<avxmodesuffix>): Likewise.
4506 (avx_lddqu<avxmodesuffix>): Likewise.
4507 (<plusminus_insn><mode>3): Likewise.
4508 (*avx_<plusminus_insn><mode>3): Likewise.
4509 (*avx_vm<plusminus_insn><mode>3): Likewise.
4510 (mul<mode>3): Likewise.
4511 (*avx_mul<mode>3): Likewise.
4512 (*avx_vmmul<mode>3): Likewise.
4513 (divv8sf3): Likewise.
4514 (divv4df3): Likewise.
4515 (avx_div<mode>3): Likewise.
4516 (*avx_div<mode>3): Likewise.
4517 (*avx_vmdiv<mode>3): Likewise.
4518 (avx_rcpv8sf2): Likewise.
4519 (*avx_vmrcpv4sf2): Likewise.
4520 (sqrtv8sf2): Likewise.
4521 (avx_sqrtv8sf2): Likewise.
4522 (*avx_vmsqrt<mode>2): Likewise.
4523 (rsqrtv8sf2): Likewise.
4524 (avx_rsqrtv8sf2): Likewise.
4525 (*avx_vmrsqrtv4sf2): Likewise.
4526 (<code><mode>3): Likewise.
4527 (*avx_<code><mode>3_finite): Likewise.
4528 (*avx_<code><mode>3): Likewise.
4529 (*avx_vm<code><mode>3): Likewise.
4530 (*avx_ieee_smin<mode>3): Likewise.
4531 (*avx_ieee_smax<mode>3): Likewise.
4532 (avx_addsubv8sf3): Likewise.
4533 (avx_addsubv4df3): Likewise.
4534 (*avx_addsubv4sf3): Likewise.
4535 (*avx_addsubv2df3): Likewise.
4536 (avx_h<plusminus_insn>v4df3): Likewise.
4537 (avx_h<plusminus_insn>v8sf3): Likewise.
4538 (*avx_h<plusminus_insn>v4sf3): Likewise.
4539 (*avx_h<plusminus_insn>v2df3): Likewise.
4540 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4541 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4542 (*avx_maskcmp<mode>3): Likewise.
4543 (avx_nand<mode>3): Likewise.
4544 (*avx_<code><mode>3): Likewise.
4545 (*avx_nand<mode>3): Likewise.
4546 (*avx_<code><mode>3): Likewise.
4547 (*avx_cvtsi2ss): Likewise.
4548 (*avx_cvtsi2ssq): Likewise.
4549 (*avx_cvtsi2sd): Likewise.
4550 (*avx_cvtsi2sdq): Likewise.
4551 (*avx_cvtsd2ss): Likewise.
4552 (avx_cvtss2sd): Likewise.
4553 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4554 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4555 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4556 (*avx_cvtsi2sd): Likewise.
4557 (*avx_cvtsi2sdq): Likewise.
4558 (avx_cvtdq2pd256): Likewise.
4559 (avx_cvtpd2dq256): Likewise.
4560 (avx_cvttpd2dq256): Likewise.
4561 (*avx_cvtsd2ss): Likewise.
4562 (*avx_cvtss2sd): Likewise.
4563 (avx_cvtpd2ps256): Likewise.
4564 (avx_cvtps2pd256): Likewise.
4565 (*avx_movhlps): Likewise.
4566 (*avx_movlhps): Likewise.
4567 (avx_unpckhps256): Likewise.
4568 (*avx_unpckhps): Likewise.
4569 (avx_unpcklps256): Likewise.
4570 (*avx_unpcklps): Likewise.
4571 (avx_movshdup256): Likewise.
4572 (avx_movsldup256): Likewise.
4573 (avx_shufps256): Likewise.
4574 (avx_shufps256_1): Likewise.
4575 (*avx_shufps_<mode>): Likewise.
4576 (*avx_loadhps): Likewise.
4577 (*avx_storelps): Likewise.
4578 (*avx_loadlps): Likewise.
4579 (*avx_movss): Likewise.
4580 (*vec_dupv4sf_avx): Likewise.
4581 (*vec_concatv2sf_avx): Likewise.
4582 (*vec_concatv4sf_avx): Likewise.
4583 (*vec_setv4sf_0_avx): Likewise.
4584 (*vec_setv4sf_avx): Likewise.
4585 (*avx_insertps): Likewise.
4586 (avx_vextractf128<mode>): Likewise.
4587 (vec_extract_lo_<mode>): Likewise.
4588 (vec_extract_hi_<mode>): Likewise.
4589 (vec_extract_lo_<mode>): Likewise.
4590 (vec_extract_hi_<mode>): Likewise.
4591 (vec_extract_lo_v16hi): Likewise.
4592 (vec_extract_hi_v16hi): Likewise.
4593 (vec_extract_lo_v32qi): Likewise.
4594 (vec_extract_hi_v32qi): Likewise.
4595 (avx_unpckhpd256): Likewise.
4596 (*avx_unpckhpd): Likewise.
4597 (avx_movddup256): Likewise.
4598 (*avx_movddup): Likewise.
4599 (avx_unpcklpd256): Likewise.
4600 (*avx_unpcklpd): Likewise.
4601 (avx_shufpd256): Likewise.
4602 (avx_shufpd256_1): Likewise.
4603 (*avx_punpckhqdq): Likewise.
4604 (*avx_punpcklqdq): Likewise.
4605 (*avx_shufpd_<mode>): Likewise.
4606 (*avx_storehpd): Likewise.
4607 (*avx_loadhpd): Likewise.
4608 (*avx_loadlpd): Likewise.
4609 (*avx_movsd): Likewise.
4610 (*vec_concatv2df_avx): Likewise.
4611 (*avx_<plusminus_insn><mode>3): Likewise.
4612 (*avx_<plusminus_insn><mode>3): Likewise.
4613 (*avx_mulv8hi3): Likewise.
4614 (*avxv8hi3_highpart): Likewise.
4615 (*avx_umulv8hi3_highpart): Likewise.
4616 (*avx_umulv2siv2di3): Likewise.
4617 (*avx_mulv2siv2di3): Likewise.
4618 (*avx_pmaddwd): Likewise.
4619 (*avx_mulv4si3): Likewise.
4620 (*avx_ashr<mode>3): Likewise.
4621 (*avx_lshr<mode>3): Likewise.
4622 (*avx_ashl<mode>3): Likewise.
4623 (*avx_<code><mode>3): Likewise.
4624 (*avx_eq<mode>3): Likewise.
4625 (*avx_gt<mode>3): Likewise.
4626 (*avx_nand<mode>3): Likewise.
4627 (*avx_nand<mode>3): Likewise.
4628 (*avx_<code><mode>3): Likewise.
4629 (*avx_<code><mode>3): Likewise.
4630 (*avx_packsswb): Likewise.
4631 (*avx_packssdw): Likewise.
4632 (*avx_packuswb): Likewise.
4633 (*avx_punpckhbw): Likewise.
4634 (*avx_punpcklbw): Likewise.
4635 (*avx_punpckhwd): Likewise.
4636 (*avx_punpcklwd): Likewise.
4637 (*avx_punpckhdq): Likewise.
4638 (*avx_punpckldq): Likewise.
4639 (*avx_pinsr<avxmodesuffixs>): Likewise.
4640 (*avx_pinsrq): Likewise.
4641 (*avx_loadld): Likewise.
4642 (*vec_extractv2di_1_rex64_avx): Likewise.
4643 (*vec_extractv2di_1_avx): Likewise.
4644 (*vec_dupv2di_avx): Likewise.
4645 (*vec_concatv2si_avx): Likewise.
4646 (*vec_concatv4si_1_avx): Likewise.
4647 (*vec_concatv2di_avx): Likewise.
4648 (*vec_concatv2di_rex64_avx): Likewise.
4649 (*avx_uavgv16qi3): Likewise.
4650 (*avx_uavgv8hi3): Likewise.
4651 (*avx_psadbw): Likewise.
4652 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4653 (*avx_phaddwv8hi3): Likewise.
4654 (*avx_phadddv4si3): Likewise.
4655 (*avx_phaddswv8hi3): Likewise.
4656 (*avx_phsubwv8hi3): Likewise.
4657 (*avx_phsubdv4si3): Likewise.
4658 (*avx_phsubswv8hi3): Likewise.
4659 (*avx_pmaddubsw128): Likewise.
4660 (*avx_pmulhrswv8hi3): Likewise.
4661 (*avx_pshufbv16qi3): Likewise.
4662 (*avx_psign<mode>3): Likewise.
4663 (*avx_palignrti): Likewise.
4664 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4665 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4666 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4667 (*avx_mpsadbw): Likewise.
4668 (*avx_packusdw): Likewise.
4669 (*avx_pblendvb): Likewise.
4670 (*avx_pblendw): Likewise.
4671 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4672 (avx_ptest256): Likewise.
4673 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4674 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4675 (*avx_aesenc): Likewise.
4676 (*avx_aesenclast): Likewise.
4677 (*avx_aesdec): Likewise.
4678 (*avx_aesdeclast): Likewise.
4679 (avx_vzeroupper): Likewise.
4680 (avx_vzeroupper_rex64): Likewise.
4681 (avx_vpermil<mode>): Likewise.
4682 (avx_vpermilvar<mode>3): Likewise.
4683 (avx_vpermil2<mode>3): Likewise.
4684 (avx_vperm2f128<mode>3): Likewise.
4685 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4686 (avx_vbroadcastss256): Likewise.
4687 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4688 (avx_vinsertf128<mode>): Likewise.
4689 (vec_set_lo_<mode>): Likewise.
4690 (vec_set_hi_<mode>): Likewise.
4691 (vec_set_lo_<mode>): Likewise.
4692 (vec_set_hi_<mode>): Likewise.
4693 (vec_set_lo_v16hi): Likewise.
4694 (vec_set_hi_v16hi): Likewise.
4695 (vec_set_lo_v32qi): Likewise.
4696 (vec_set_hi_v32qi): Likewise.
4697 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4698 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4699 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4700 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4701 (vec_init<mode>): Likewise.
4702 (*vec_concat<mode>_avx): Likewise.
4703 (blendbits): Support V8SF and V4DF.
4704 (sse2_movq128): Support AVX.
4705 (<sse>_movnt<mode>): Likewise.
4706 (sse2_movntv2di): Likewise.
4707 (sse_rcpv4sf2): Likewise.
4708 (sse_sqrtv4sf2): Likewise.
4709 (sse_rsqrtv4sf2): Likewise.
4710 (<sse>_comi): Likewise.
4711 (<sse>_ucomi): Likewise.
4712 (sse_cvtss2si): Likewise.
4713 (sse_cvtss2si_2): Likewise.
4714 (sse_cvtss2siq): Likewise.
4715 (sse_cvtss2siq_2): Likewise.
4716 (sse_cvttss2si): Likewise.
4717 (sse_cvttss2siq): Likewise.
4718 (sse2_cvtsd2si): Likewise.
4719 (sse2_cvtsd2si_2): Likewise.
4720 (sse2_cvtsd2siq): Likewise.
4721 (sse2_cvtsd2siq_2): Likewise.
4722 (sse2_cvttsd2si): Likewise.
4723 (sse2_cvttsd2siq): Likewise.
4724 (sse2_cvtdq2pd): Likewise.
4725 (*sse2_cvtpd2dq): Likewise.
4726 (*sse2_cvttpd2dq): Likewise.
4727 (*sse2_cvtpd2ps): Likewise.
4728 (sse2_cvtps2pd): Likewise.
4729 (sse3_movshdup): Likewise.
4730 (sse3_movsldup): Likewise.
4731 (sse_storehps): Likewise.
4732 (*sse4_1_extractps): Likewise.
4733 (sse2_storelpd): Likewise.
4734 (vec_dupv2df_sse3): Likewise.
4735 (*vec_concatv2df_sse3): Likewise.
4736 (*sse4_1_pextrb): Likewise.
4737 (*sse4_1_pextrb_memory): Likewise.
4738 (*sse2_pextrw): Likewise.
4739 (*sse4_1_pextrw_memory): Likewise.
4740 (*sse4_1_pextrd): Likewise.
4741 (*sse4_1_pextrq): Likewise.
4742 (sse2_pshufd_1): Likewise.
4743 (sse2_pshuflw_1): Likewise.
4744 (sse2_pshufhw_1): Likewise.
4745 (*sse2_storeq_rex64): Likewise.
4746 (*vec_dupv4si): Likewise.
4747 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4748 (sse2_pmovmskb): Likewise.
4749 (*sse2_maskmovdqu): Likewise.
4750 (*sse2_maskmovdqu_rex64): Likewise.
4751 (sse_ldmxcsr): Likewise.
4752 (sse_stmxcsr): Likewise.
4753 (abs<mode>2): Likewise.
4754 (sse4_1_movntdqa): Likewise.
4755 (sse4_1_phminposuw): Likewise.
4756 (sse4_1_extendv8qiv8hi2): Likewise.
4757 (*sse4_1_extendv8qiv8hi2): Likewise.
4758 (sse4_1_extendv4qiv4si2): Likewise.
4759 (*sse4_1_extendv4qiv4si2): Likewise.
4760 (sse4_1_extendv2qiv2di2): Likewise.
4761 (*sse4_1_extendv2qiv2di2): Likewise.
4762 (sse4_1_extendv4hiv4si2): Likewise.
4763 (*sse4_1_extendv4hiv4si2): Likewise.
4764 (sse4_1_extendv2hiv2di2): Likewise.
4765 (*sse4_1_extendv2hiv2di2): Likewise.
4766 (sse4_1_extendv2siv2di2): Likewise.
4767 (*sse4_1_extendv2siv2di2): Likewise.
4768 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4769 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4770 (sse4_1_zero_extendv4qiv4si2): Likewise.
4771 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4772 (sse4_1_zero_extendv2qiv2di2): Likewise.
4773 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4774 (sse4_1_zero_extendv4hiv4si2): Likewise.
4775 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4776 (sse4_1_zero_extendv2hiv2di2): Likewise.
4777 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4778 (sse4_1_zero_extendv2siv2di2): Likewise.
4779 (*sse4_1_zero_extendv2siv2di2): Likewise.
4780 (sse4_1_ptest): Likewise.
4781 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4782 (sse4_2_pcmpestri): Likewise.
4783 (sse4_2_pcmpestrm): Likewise.
4784 (sse4_2_pcmpistri): Likewise.
4785 (sse4_2_pcmpistrm): Likewise.
4787 (aeskeygenassist): Likewise.
4789 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4791 * config/i386/predicates.md (vzeroall_operation): New.
4793 * config/i386/sse.md (avx_vzeroall): New.
4794 (*avx_vzeroall): Likewise.
4796 2008-08-28 Paul Brook <paul@codesourcery.com>
4797 Mark Shinwell <shinwell@codesourcery.com>
4798 Richard Earnshaw <richard.earnshaw@arm.com>
4800 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4801 (TARGET_MIN_ANCHOR_OFFSET): New.
4802 (arm_override_options): Set correct anchor ranges for Thumb-1
4803 and Thumb-2 if required.
4804 (legitimize_pic_address): Handle case involving a TLS symbol
4805 reference with an addend.
4806 (arm_optimization_options): Enable section anchors at -O1 and
4808 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4809 * config/arm/arm-protos.h (arm_optimization_options): New.
4811 2008-08-28 Nick Clifton <nickc@redhat.com>
4813 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4814 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4817 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4818 * config/v850/v850.md (return): Remove frame size restriction.
4820 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4822 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4824 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4826 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4828 2008-08-28 Paul Brook <paul@codesourcery.com>
4830 * config/arm/vfp11.md: Update license notice.
4831 * config/arm/cortex-r4.md: Ditto.
4833 2008-08-28 Richard Guenther <rguenther@suse.de>
4835 PR tree-optimization/37207
4836 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4839 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4842 * tree.c (int_fits_type_p): Don't forget unsigned integers
4843 of type sizetype which higher end word equals -1.
4845 2008-08-28 Ira Rosen <irar@il.ibm.com>
4847 * target.h (struct vectorize): Add new target builtin.
4848 * tree-vectorizer.c (destroy_loop_vec_info): Call
4849 vect_free_slp_instance instead of vect_free_slp_node.
4850 * tree-vectorizer.h (enum slp_load_perm_type): New.
4851 (struct _slp_instance): Add new fields.
4852 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4853 (SLP_INSTANCE_LOADS): New.
4854 (vect_free_slp_tree): Remove.
4855 (vect_free_slp_instance): Declare.
4856 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4857 (vectorizable_load): Add argument.
4858 (vect_transform_slp_perm_load): New.
4859 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4861 (vect_get_place_in_interleaving_chain): New function.
4862 (vect_free_slp_tree): Make static.
4863 (vect_free_slp_instance): New function.
4864 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4865 collect the load location in the interleaving chain.
4866 (vect_supported_slp_permutation_p): New function.
4867 (vect_supported_load_permutation_p): Likewise.
4868 (vect_analyze_slp_instance): In case of loads permutation, call
4869 vect_supported_load_permutation_p to check that the permutation is
4871 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4872 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4873 (vect_create_mask_and_perm): New function.
4874 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4875 (vectorizable_load): Add an argument. Don't keep the created vectors
4876 statements in the node if permutation is required. Call
4877 vect_transform_slp_perm_load to generate the permutation.
4878 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4879 additional argument.
4880 (vect_schedule_slp_instance): In case of loads permutation, allocate
4881 vectorized statements structure for all the related SLP nodes. Call
4882 vect_transform_stmt with addditional argument.
4883 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4884 * config/spu/spu.c (spu_builtin_vec_perm): New.
4885 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4886 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4887 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4888 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4890 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4892 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4893 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4894 __gthread_cond_signal, __gthread_cond_timedwait,
4895 __gthread_cond_timedwait_recursive): New functions.
4896 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4898 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4901 2008-08-28 Richard Guenther <rguenther@suse.de>
4904 * fold-const.c (maybe_canonicalize_comparison_1): Require
4905 undefined overflow only for canonicalizing A +- CST cmp CST.
4906 Make sure to not generate new constants that are not inside
4907 their TYPE_MIN/MAX_VALUE range.
4908 (maybe_canonicalize_comparison): Remove undefined overflow
4910 (fold_binary): Remove now duplicate folding.
4912 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4914 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4915 use not updated in the last change.
4917 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4919 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4920 (IRA_COVER_CLASSES): Add FPUL_REGS.
4922 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4925 * c-common.c (conversion_warning): Check for null operands.
4927 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4930 * c-decl.c (check_for_loop_decls): Improve error message. Give
4933 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4936 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4937 (convert_for_assignment): Pass corrent OPT_W* parameter to
4938 WARN_FOR_ASSIGNMENT.
4940 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4943 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4945 2008-08-27 Paul Brook <paul@codesourcery.com>
4947 * config.gcc: Loosen checks for arm uclinux eabi targets.
4949 2008-08-27 Paul Brook <paul@codesourcery.com>
4951 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4953 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4955 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4957 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4958 the enumerators of an ENUMERAL_TYPE.
4959 * dbxout.c (dbxout_type): Ditto.
4961 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4964 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4965 (fwprop_addr): Check that the loop_father is not the outer loop.
4967 2008-08-26 Paul Brook <paul@codesourcery.com>
4969 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4970 Remove documentation entry for fmul type.
4971 Use fmuls to annotate single-precision multiplication patterns,
4972 fmuld to annotate double-precision multiplication patterns,
4973 fmacs to annotate single-precision multiply-accumulate patterns
4974 and fmacd to annotate double-precision multiply-accumulate patterns.
4975 * config/arm/vfp11.md: Update reservations accordingly.
4976 * config/arm/arm.md: Note that certain values of the "type"
4977 attribute are documented in vfp.md.
4978 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4979 (v10_cvt): Use new fmul types.
4981 2008-08-26 Paul Brook <paul@codesourcery.com>
4983 * config/arm/vfp.md: Move pipeline description for VFP11 to...
4984 * config/arm/vfp11.md: ...here. New.
4985 * config/arm/arm.md: Include vfp11.md.
4987 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
4989 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
4990 parameter to inform call.
4992 2008-08-26 Jeff Law <law@redhat.com>
4994 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
4995 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
4996 preferred class when copying a constant into a partial word register.
4998 2008-08-26 Ben Elliston <bje@au.ibm.com>
5000 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5001 * cp/typeck.c: Likewise.
5002 * cp/tree.c: Likewise.
5003 * gimple-low.c: Likewise.
5006 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5008 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5009 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5011 * doc/passes.texi: Describe IRA.
5013 * doc/tm.texi (IRA_COVER_CLASSES,
5014 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5016 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5017 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5018 -fira-propagate-cost, -fno-ira-share-save-slots,
5019 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5021 * flags.h (ira_algorithm): New enumeration.
5022 (flag_ira_algorithm, flag_ira_verbose): New external variable
5025 * postreload.c (gate_handle_postreload): Don't do post reload
5026 optimizations unless the reload is completed.
5028 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5031 * tree-pass.h (pass_ira): New external variable declaration.
5033 * reload.h: Add 2008 to the Copyright.
5035 * cfgloopanal.c: Include params.h.
5036 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5039 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5041 * toplev.c (ira.h): New include.
5042 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5043 (backend_init_target): Call ira_init.
5044 (backend_init): Call ira_init_once.
5045 (finalize): Call finish_ira_once.
5047 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5048 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5051 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5052 may_move_out_cost): New external variable declarations.
5053 (move_table): New typedef.
5055 * caller-save.c: Include headers output.h and ira.h.
5056 (no_caller_save_reg_set): New global variable.
5057 (save_slots_num, save_slots): New variables.
5058 (reg_save_code, reg_restore_code, add_stored_regs): Add
5060 (init_caller_save): Set up no_caller_save_reg_set.
5061 (init_save_areas): Reset save_slots_num.
5062 (saved_hard_reg): New structure.
5063 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5064 (initiate_saved_hard_regs, new_saved_hard_reg,
5065 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5067 (setup_save_areas): Add code for sharing stack slots.
5068 (all_blocks): New variable.
5069 (save_call_clobbered_regs): Process pseudo-register too.
5070 (mark_set_regs): Process pseudo-register too.
5071 (insert_one_insn): Put the insn after bb note in a empty basic
5072 block. Add insn check.
5074 * global.c (eliminable_regset): Make it external.
5075 (mark_elimination): Use DF_LR_IN for IRA.
5076 (pseudo_for_reload_consideration_p): New.
5077 (build_insn_chain): Make it external. Don't ignore spilled
5078 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5079 (gate_handle_global_alloc): New function.
5080 (pass_global_alloc): Add the gate function.
5082 * opts.c (decode_options): Set up flag_ira. Print the warning for
5084 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5086 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5088 * regmove.c (regmove_optimize): Don't do replacement of output for
5091 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5092 New external variable declarations.
5094 * local-alloc.c (update_equiv_regs): Make it external. Return
5095 true if jump label rebuilding should be done. Rescan new_insn for
5097 (gate_handle_local_alloc): New function.
5098 (pass_local_alloc): Add the gate function.
5100 * alias.c (value_addr_p, stack_addr_p): New functions.
5101 (nonoverlapping_memrefs_p): Use them for IRA.
5103 * common.opt (fira, fira-algorithm, fira-coalesce,
5104 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5105 fira-verbose): New options.
5107 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5108 move_cost, may_move_in_cost, may_move_out_cost): Make the
5110 (move_table): Remove typedef.
5111 (init_move_cost): Make it external.
5112 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5115 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5116 setup_reg_classes): New function prototypes.
5117 (eliminable_regset): New external variable declaration.
5118 (build_insn_chain, update_equiv_regs): New function prototypes.
5120 * Makefile.in (IRA_INT_H): New definition.
5121 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5122 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5123 (reload1.o, toplev.o): Add dependence on ira.h.
5124 (cfgloopanal.o): Add PARAMS_H.
5125 (caller-save.o): Add dependence on output.h and ira.h.
5126 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5127 ira-emit.o, ira-lives.o): New entries.
5129 * passes.c (pass_ira): New pass.
5131 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5133 * reload1.c (ira.h): Include the header.
5134 (changed_allocation_pseudos): New bitmap.
5135 (init_reload): Initiate the bitmap.
5136 (compute_use_by_pseudos): Permits spilled registers in FROM.
5137 (temp_pseudo_reg_arr): New variable.
5138 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5139 IRA. Call alter_reg with the additional parameter. Don't clear
5140 spilled_pseudos for IRA. Restore original insn chain for IRA.
5141 Clear changed_allocation_pseudos at the end of reload.
5142 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5143 (hard_regno_to_pseudo_regno): New variable.
5144 (count_pseudo): Check spilled pseudos. Set up
5145 hard_regno_to_pseudo_regno.
5146 (count_spilled_pseudo): Check spilled pseudos. Update
5147 hard_regno_to_pseudo_regno.
5148 (find_reg): Use better_spill_reload_regno_p. Check
5149 hard_regno_to_pseudo_regno.
5150 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5152 (eliminate_regs_1): Use additional parameter for alter_reg.
5153 (finish_spills): Set up pseudo_previous_regs only for spilled
5154 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5155 more arguments. Don't clear live_throughout and dead_or_set for
5156 spilled pseudos. Use additional parameter for alter_reg. Call
5157 mark_allocation_change. Set up changed_allocation_pseudos.
5158 Remove sanity check.
5159 (emit_input_reload_insns, delete_output_reload): Use additional
5160 parameter for alter_reg. Call mark_allocation_change.
5161 (substitute, gen_reload_chain_without_interm_reg_p): New
5163 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5165 * testsuite/gcc.dg/20080410-1.c: New file.
5167 * config/s390/s390.h (IRA_COVER_CLASSES,
5168 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5170 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5172 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5174 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5176 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5178 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5180 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5182 2008-08-24 Jeff Law <law@redhat.com>
5183 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5184 when ignoring unavailable registers.
5186 2008-08-24 Jeff Law <law@redhat.com>
5187 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5188 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5189 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5190 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5192 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5193 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5195 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5196 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5197 * reload1.c (find_reg): Process registers in register allocation order.
5199 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5200 * toplev.c (backend_init_target): Move ira_init call from
5202 (lang_dependent_init_target): ...to here.
5204 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5205 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5206 calculate memory move costs for NO_REGS.
5208 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5209 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5210 STACK_REGS is defined.
5212 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5213 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5215 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5216 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5218 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5219 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5220 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5223 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5224 Dorit Nuzman <dorit@il.ibm.com>
5226 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5227 vec_extract_evenv4sf, vec_extract_evenv8hi,
5228 vec_extract_evenv16qi, vec_extract_oddv4si,
5229 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5230 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5231 vec_interleave_highv4si, vec_interleave_lowv4si,
5232 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5233 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5234 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5236 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5239 * config/rs6000/rs6000.c (optimization_options): Don't default to
5240 section anchors without toplevel reorder.
5242 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5244 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5245 (mfc_end_critical_section): Likewise.
5247 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5249 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5250 all type qualifiers from element type to vector type.
5252 2008-08-25 David Daney <ddaney@avtrex.com>
5254 * config/mips/mips.md (immediate_insn): Move up in file, fix
5255 comment typo, reformat.
5256 (fetchop_bit, atomic_hiqi_op memory_barrier,
5257 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5258 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5259 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5260 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5261 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5262 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5263 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5264 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5265 sync_old_nand<mode>, sync_new_nand<mode>,
5266 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5267 test_and_set_12): Moved to sync.md.
5269 * config/mips/sync.md: New file.
5271 2008-08-25 Richard Henderson <rth@redhat.com>
5273 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5274 (regsave): Likewise.
5275 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5276 (output_cfi_directive): Likewise.
5277 (div_data_align): New.
5278 (output_cfi): Use it.
5280 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5282 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5283 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5284 (TARGET_OCTEON): New macro.
5285 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5286 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5287 (ISA_HAS_POP): New macro.
5288 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5290 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5292 * config/mips/mips.md (cpu): Add octeon.
5293 (type): Add pop attribute value.
5294 (popcount<mode>2): New pattern.
5295 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5297 2008-08-24 Jan Hubicka <jh@suse.cz>
5299 * doc/invoke.texi (-fipa-cp-clone): New option.
5300 (-fipa-cp): Update docs.
5301 (--param ipcp-unit-growth):New.
5302 * ipa-cp.c: Include fibheap.h, params.h
5303 (ipcp_initialize_node_lattices): When not cloning, all externally
5304 visible functions are bottom.
5305 (ipcp_need_redirect_p): Accept clones.
5306 (ipcp_insert_stage): Use cost driven heuristics.
5307 (max_count, dead_nodes): New static vars.
5308 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5309 ipcp_const_param_count): New functions.
5310 * common.opt (ipa-cp-clone): New command line option.
5311 * params.def (ipcp-unit-growth): New.
5313 2008-08-24 Jan Hubicka <jh@suse.cz>
5315 * tree-inline.c (tree_function_versioning): Look harder
5316 for referenced vars.
5318 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5320 PR tree-optimization/37185
5321 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5323 2008-08-23 Jan Hubicka <jh@suse.cz>
5325 * ipa-cp.c (ipcp_analyze_node): New function.
5326 (ipcp_update_cloned_node): Use it.
5327 (ipcp_init_stage): Likewise.
5328 * ipa-inline.c (function_insertion_hook_holder): New static var.
5329 (analyze_function): Break out from ....
5330 (inline_generate_summary): Here; register insertion hook.
5331 (cgraph_decide_inlining): Remove hook.
5332 (add_new_function): New function.
5334 2008-08-23 Jan Hubicka <jh@suse.cz>
5336 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5338 2008-08-23 Jan Hubicka <jh@suse.cz>
5340 * ipa-cp.c (constant_val_insert): Remove.
5341 (ipcp_propagate_one_const): Remove.
5342 (ipcp_create_replace_map): Always insert replacements to the map.
5343 (ipcp_insert_stage): Do not try to insert statements by hand.
5344 * tree-inline.c (insert_init_stmt): Break out from ...
5345 (setup_one_parameter): ... here; allow NULL BB pointer.
5346 (tree_function_versioning): Use setup_one_parameter to process
5349 2008-08-23 Jan Hubicka <jh@suse.cz>
5351 * tree.c (decl_address_ip_invariant_p): New function.
5352 * tree.h (decl_address_ip_invariant_p): Declare.
5353 * gimple.c (strip_invariant_refs): Break out from ...
5354 (is_gimple_invariant_address): ... here
5355 (is_gimple_ip_invariant_address): New function.
5356 (is_gimple_ip_invariant): New function.
5357 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5360 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5361 (ipcp_lat_is_insertable): All constants are insertable.
5362 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5363 IPA_CONST_VALUE_REF.
5364 (ipcp_initialize_node_lattices): Propagate all types of operands.
5365 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5366 (ipcp_create_replace_map): Reformat.
5367 (ipcp_need_redirect_p): Simplify.
5368 (ipcp_insert_stage): Check that argument is used before clonning.
5369 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5371 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5372 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5373 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5374 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5375 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5376 * tree-inline.c (tree_function_versioning): Add variables referenced
5379 2008-08-23 Jan Hubicka <jh@suse.cz>
5382 * i386.c (standard_80387_constant_p): Use optimize_size.
5384 2008-08-23 Ira Rosen <irar@il.ibm.com>
5386 PR tree-optimization/37161
5387 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5388 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5389 (vect_determine_vectorization_factor): Move the scalar type
5390 retrieval to vect_get_smallest_scalar_type.
5391 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5392 scalar type. Remove redundant computation.
5393 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5394 (vect_get_slp_defs): Take the type of RHS into account if
5395 necessary by calling vect_get_smallest_scalar_type. Call
5396 vect_get_constant_vectors with additional argument.
5398 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5401 * doc/invoke.texi (Wwrite-strings): Clarify description.
5403 2008-08-23 Ira Rosen <irar@il.ibm.com>
5405 PR tree-optimization/37174
5406 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5407 def stmt is a part of the loop before accessing its stmt_vec_info.
5409 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5412 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5413 (*swap): New insn pattern.
5414 (*ashlqi3): Rename from ashlqi3 insn pattern.
5415 (ashlqi3): New expanders.
5416 (*lshrqi3): Rename from lshrqi3 insn pattern.
5417 (lshrqi3): New expanders.
5418 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5419 lshrqi3_const5, lshrqi3_const6): New splitters.
5420 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5421 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5424 2008-08-22 Richard Guenther <rguenther@suse.de>
5426 PR tree-optimization/37078
5427 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5428 [+INF, +INF] ranges.
5430 2008-08-22 Richard Guenther <rguenther@suse.de>
5432 PR tree-optimization/37143
5433 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5434 a conversion statement instead of a copy.
5436 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5439 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5440 CCCmode, CCOmode and CCSmode destination modes.
5443 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5444 from different units in a single alternative.
5445 (*vec_extractv2sf_1): Ditto.
5446 (*vec_extractv2si_0): Ditto.
5447 (*vec_extractv2si_1): Ditto.
5448 * config/i386/sse.md (sse2_storehpd): Ditto.
5449 (sse2_storelpd): Ditto.
5450 (sse2_loadhpd): Ditto.
5451 (sse2_loadlpd): Ditto.
5454 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5455 (popcountsi2): Ditto.
5456 (clzdi2_abm): Ditto.
5457 (popcountdi2): Ditto.
5458 (clzhi2_abm): Ditto.
5459 (popcounthi2): Ditto.
5461 2008-08-22 Richard Guenther <rguenther@suse.de>
5465 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5466 if the multiplication does not overflow.
5468 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5470 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5472 2008-08-21 Richard Henderson <rth@redhat.com>
5474 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5475 spurrious comma from test.
5476 * configure: Rebuild.
5478 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5481 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5484 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5486 * c-tree.h (grokfield): New argument.
5487 * c-decl.c (grokfield): Handle new location argument.
5488 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5490 2008-08-21 Richard Guenther <rguenther@suse.de>
5492 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5494 2008-08-21 Jan Hubicka <jh@suse.cz>
5496 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5497 (cgraph_add_function_insertion_hook,
5498 cgraph_remove_function_insertion_hook,
5499 cgraph_call_function_insertion_hooks): New functions.
5500 * cgraph.h (cgraph_add_function_insertion_hook,
5501 cgraph_remove_function_insertion_hook,
5502 cgraph_call_function_insertion_hooks): Declare.
5503 * ipa-reference.c (function_insertion_hook_holder): New variable.
5504 (check_operand, look_for_address_of): When checking late, do not care
5505 about module bitmaps.
5506 (add_new_function): New function.
5507 (generate_summary): Register hooks; zero module bitmaps.
5508 (propagate): Unregister hooks.
5509 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5510 (add_new_function): New function.
5511 (generate_summary): Register hook.
5512 (propagate): Remove hook.
5514 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5516 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5517 * ipa-cp.c (ipcp_update_cloned_node): New function.
5518 (build_const_val): Handle functions correctly; bring type logic
5519 into sync with tree-inline.c
5520 (ipcp_init_stage): Take care of computing stuff needed by
5521 indirect inlining; update clones.
5522 (ipcp_generate_summary): Break out of ipcp_driver.
5523 (ipcp_driver): Do only execution and transformation.
5524 (pass_ipa_cp): Make IPA_PASS.
5525 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5527 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5528 ipcp, some info is already available.
5529 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5530 * tree-inline.c (remap_ssa_name): Unshare expression.
5532 2008-08-21 Richard Guenther <rguenther@suse.de>
5534 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5535 a PHI ask VN if it is already available.
5536 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5537 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5539 2008-08-21 Richard Guenther <rguenther@suse.de>
5542 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5543 makes sure to produce a result of the correct type.
5545 2008-08-21 Jan Hubicka <jh@suse.cz>
5546 Backport from LTO branch:
5548 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5549 Jan Hubicka <jh@suse.cz>
5552 (init_state, finish_state, set_function_state, generate_summary):
5554 (scan_stmt): Renamed from scan_function. Changed to keep state in
5555 local static vars rather than cgraph aux field.
5556 (propagate): Renamed from static_execute. Changed to keep state in
5557 local static vars rather than cgraph aux field.
5558 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5559 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5561 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5563 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5564 * ipa-reference.c (init_function_info, generate_summary,
5565 propagate): New functions.
5566 (analyze_function): Call init_function_info.
5567 (static_execute): Stripped into generate_summary and propagate.
5568 (pass_ipa_reference): Made into ipa_opt_pass.
5570 2008-08-21 Richard Guenther <rguenther@suse.de>
5572 PR tree-optimization/37181
5573 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5575 (extract_range_from_unary_expr): Likewise.
5577 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5579 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5581 * toplev.h (pedwarn_at): Likewise.
5582 * builtins.c: Update all calls to pedwarn.
5583 * c-lex.c: Likewise.
5584 * toplev.c: Likewise.
5585 * c-tree.h: Likewise.
5586 * c-decl.c: Likewise.
5587 * c-errors.c: Likewise.
5588 * c-typeck.c: Likewise.
5589 * c-common.c: Likewise.
5590 * c-parser.c: Likewise.
5592 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5595 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5596 with MODE_VECTOR_INT mode.
5598 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5601 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5602 initialized outside the current module.
5603 (warn_uninitialized_var): Ignore left-hand side when walking the
5604 trees. Ignore address expressions. Examine VUSE operands in gimple
5605 statements with a variable declaration on the right-hand side.
5607 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5610 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5612 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5615 * c-common.c (conversion_warning): Do not warn if applying bit-and
5616 operator to unsigned constant that fits in the target type.
5618 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5621 * c-common.c (conversion_warning): Do not warn for artificial
5624 2008-08-20 Richard Guenther <rguenther@suse.de>
5626 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5627 (extract_range_from_binary_expr): Fall back to constant propagation.
5628 (extract_range_from_unary_expr): Likewise.
5630 2008-08-20 Richard Guenther <rguenther@suse.de>
5632 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5633 with TREE_THIS_VOLATILE on shared nodes.
5634 (fold_stmt_r): Likewise.
5636 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5639 * c-parser.c (c_parser_attributes): For keywords use canonical
5640 spelling for attr_name.
5642 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5644 * value-prof.c (check_counter): Revert wrong call to error.
5646 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5648 * profile.c: Update calls to inform.
5649 * value-prof.c: Update calls to inform.
5651 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5653 * diagnostic.c (inform): Add an explicit location_t parameter.
5654 * toplev.h (inform): Update declaration.
5655 * builtins.c: Update all calls to inform.
5656 * c-common.c: Likewise.
5657 * c-decl.c: Likewise.
5658 * c-opts.c: Likewise.
5659 * c-pch.c: Likewise.
5660 * c-pragma.c: Likewise.
5661 * c-typeck.c: Likewise.
5662 * coverage.c: Likewise.
5664 * toplev.c: Likewise.
5665 * tree-cfg.c: Likewise.
5666 * tree-ssa.c: Likewise.
5668 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5671 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5672 V2DI mode, for SSE4.1, use movq instead of vector set if the
5673 second element is zero and inter-unit moves are OK.
5675 2008-08-20 Richard Guenther <rguenther@suse.de>
5677 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5678 properly handle conversion/copy chains after tuplification.
5680 2008-08-20 Richard Guenther <rguenther@suse.de>
5682 * passes.c (init_optimization_passes): Move the second
5683 forwprop pass before alias computation. Remove the second
5684 DCE pass. Remove the first dominator and phi copy/const
5687 2008-08-20 Nick Clifton <nickc@redhat.com>
5689 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5690 support of this feature. Do not assume that a sufficiently new
5691 assembler will support the feature regardless of the target type.
5692 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5693 * configure: Regenerate.
5695 2008-08-20 Richard Guenther <rguenther@suse.de>
5697 * tree-vrp.c (found_in_subgraph): Remove.
5698 (live): New global static.
5699 (live_on_edge): New function.
5700 (blocks_visited): Remove.
5701 (register_edge_assert_for_2): Use live_on_edge.
5702 (find_conditional_asserts): Remove code dealing with
5703 found_in_subgraph. Do not walk the CFG.
5704 (find_switch_asserts): Likewise.
5705 (find_assert_locations_1): Renamed from find_assert_locations.
5706 Move finding assert locations for conditional and switch
5707 statements first. Update live bitmap. Do not walk the CFG.
5708 (find_assert_locations): New function.
5709 (insert_range_assertions): Remove entry of CFG walk.
5710 Adjust call to find_assert_locations.
5711 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5712 that only can appear because of fake exit edges but assert we
5713 never try to insert on those.
5714 (fini_pre): Do not remove fake exit edges here...
5715 (execute_pre): ...but here, before committing edge inserts.
5717 2008-08-19 Richard Guenther <rguenther@suse.de>
5719 * passes.c (init_optimization_passes): Exchange store-ccp
5722 2008-08-19 Rafael EspÃndola <espindola@google.com>
5724 * varasm.c (weak_decls): Move earlier in the file.
5725 (assemble_external): Add weak decls to the weak_decls list.
5726 (declare_weak): Don't add decls to the weak_decls list.
5728 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5731 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5732 before (sse2_shufpd_<mode>).
5734 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5737 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5738 * tree.c (block_nonartificial_location): Likewise.
5740 2008-08-19 Richard Guenther <rguenther@suse.de>
5742 PR tree-optimization/35972
5743 PR tree-optimization/23094
5744 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5746 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5747 handle MISALIGNED_INDIRECT_REF.
5748 (get_ref_from_reference_ops): New helper.
5749 (vn_reference_lookup_pieces): Walk the use-def chain using the
5750 alias-oracle if requested.
5751 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5752 walking the use-def chain.
5753 (compute_avail): But not here.
5754 (create_component_ref_by_pieces_1): Properly handle
5755 MISALIGNED_INDIRECT_REF.
5756 (do_regular_insertion): Handle fully redundant
5757 expressions after PHI-translation also for SSA_NAME values, not
5758 only constants. Correctly use edoubleprime for that.
5760 2008-08-19 Ira Rosen <irar@il.ibm.com>
5762 * tree-vectorizer.c (supportable_widening_operation): Support
5763 multi-step conversion, return the number of steps in such conversion
5764 and the required intermediate types.
5765 (supportable_narrowing_operation): Likewise.
5766 * tree-vectorizer.h (vect_pow2): New function.
5767 (supportable_widening_operation): Change argument types.
5768 (supportable_narrowing_operation): Likewise.
5769 (vectorizable_type_promotion): Add an argument.
5770 (vectorizable_type_demotion): Likewise.
5771 * tree-vect-analyze.c (vect_analyze_operations): Call
5772 vectorizable_type_promotion and vectorizable_type_demotion with
5773 additional argument.
5774 (vect_get_and_check_slp_defs): Detect patterns.
5775 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5777 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5778 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5779 factor according to the smallest type in the loop.
5780 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5781 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5782 supportable_widening_operation with correct arguments.
5783 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5784 operands lists according to the number of vector statements in left
5785 or right node, if exists.
5786 (vect_gen_widened_results_half): Remove unused argument.
5787 (vectorizable_conversion): Call supportable_widening_operation,
5788 supportable_narrowing_operation, and vect_gen_widened_results_half
5789 with correct arguments.
5790 (vectorizable_assignment): Change documentation, support multiple
5792 (vectorizable_operation): Likewise.
5793 (vect_get_loop_based_defs): New function.
5794 (vect_create_vectorized_demotion_stmts): Likewise.
5795 (vectorizable_type_demotion): Support loop-aware SLP and general
5796 multi-step conversion. Call vect_get_loop_based_defs and
5797 vect_create_vectorized_demotion_stmts for transformation.
5798 (vect_create_vectorized_promotion_stmts): New function.
5799 (vectorizable_type_promotion): Support loop-aware SLP and general
5800 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5802 (vectorizable_store): Change documentation, support multiple
5804 (vectorizable_load): Likewise.
5805 (vect_transform_stmt): Pass SLP_NODE to
5806 vectorizable_type_promotion and vectorizable_type_demotion.
5807 (vect_schedule_slp_instance): Move here the calculation of number
5808 of vectorized statements for each node from...
5809 (vect_schedule_slp): ... here.
5810 (vect_transform_loop): Call vect_schedule_slp without the last
5813 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5816 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5817 to == in assert statement.
5818 (vectorizable_reduction): Fix typo.
5820 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5823 * value-prof.c (check_counter): Dereference pointer to overall
5824 count when printing it.
5826 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5828 * profile.h: Really add it.
5830 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5832 * mcf.c: Really add it.
5834 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5835 Vinodha Ramasamy <vinodha@google.com>
5837 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5839 * value-prof.c (check_counter): Fix the counter if
5840 flag_profile_correction is true.
5841 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5842 tree_mod_subtract_transform):
5843 Follow check_counter parameter change.
5844 * common.opt (fprofile-correction): New option.
5846 * profile.h: Likewise.
5847 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5848 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5849 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5851 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5852 flag_profile_correction is set.
5854 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5856 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5858 2008-08-18 Tomas Bily <tbily@suse.cz>
5860 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5861 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5863 * tree-data-ref.c (split_constant_offset_1): Likewise.
5864 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5865 * tree-sra.c (sra_walk_expr): Likewise.
5866 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5867 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5868 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5869 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5871 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5872 * tree-vect-transform.c (vectorizable_type_demotion)
5873 (vectorizable_type_promotion): Likewise.
5874 * tree-inline.c (expand_call_inline):
5875 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5876 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5877 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5878 * expr.c (expand_expr_real_1): Likewise.
5879 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5880 (gimple_assign_unary_useless_conversion_p): Likewise.
5881 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5882 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5883 * fold-const.c (fold_unary): Likewise.
5884 * tree.h (CONVERT_EXPR_P): Likewise.
5885 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5886 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5888 (register_edge_assert_for_2, extract_range_from_unary_expr)
5889 (register_edge_assert_for_1): Likewise.
5891 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5893 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5894 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5895 (enum real_value_const): Delete.
5896 (get_real_const): Delete.
5897 * real.c (get_real_const): Delete.
5898 (dconst_e_ptr): Define.
5899 (dconst_third_ptr): Define.
5900 (dconst_sqrt2_ptr): Define.
5901 * builtins.c: Update all callers.
5903 2008-08-18 Richard Guenther <rguenther@suse.de>
5905 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5906 statement iterator after statement removal.
5908 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5910 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5911 (detect_processor_freebsd): Likewise.
5912 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5914 2008-08-18 Richard Guenther <rguenther@suse.de>
5916 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5917 and loads have the correct types.
5919 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5922 * c-opts.c (cpp_opts): Remove static.
5923 * c-parser.c (cpp_opts): Declare it extern.
5924 (disable_extension_diagnostics): Handle cpp options.
5925 (enable_extension_diagnostics): Likewise.
5927 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5929 * diagnostics.c (permerror_at): Rename as permerror.
5930 (permerror): Delete.
5931 * toplev.h: Likewise.
5933 2008-08-18 Richard Guenther <rguenther@suse.de>
5935 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5936 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5937 Move call_cdce before build_alias. Move copyrename2,
5938 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5939 right after final inlining.
5940 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5941 (pass_build_cfg): But instead via TODO_dump_func.
5943 2008-08-18 Richard Guenther <rguenther@suse.de>
5945 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5947 (scalarize_init): If we failed to generate some initializers
5948 do not generate zeros for not instantiated members. Instead
5949 rely on the copy out.
5950 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5951 about missing flow-sensitive alias info only if we have
5954 2008-08-17 Nick Clifton <nickc@redhat.com>
5956 * doc/extend.texi (Function Attributes): Fix typo in description
5957 if hot function attribute.
5959 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5960 Richard Sandiford <rdsandiford@googlemail.com>
5962 * doc/install.texi (--with-mips-plt): Document.
5963 * doc/invoke.texi (-mplt, -mno-plt): Document.
5964 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5965 and handle ${with_mips_plt}.
5966 * config/mips/mips.opt (mplt): New option.
5967 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5968 (TARGET_ABICALLS_PIC2): Likewise.
5969 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5970 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5971 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5972 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5973 to decide whether to output ".option picX" directives.
5974 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5975 Pass -call_nonpic rather than -KPIC for -mplt.
5976 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5977 on the command line. Also remove it when -mabi=64 is used without
5979 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5980 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5981 TARGET_ABICALLS_PIC0.
5982 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
5984 (mips16_build_function_stub): Only output ".option pic" directives
5985 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
5986 (mips16_build_call_stub): Fix comment and remove redundant
5987 ".set at"/"set .noat" directives.
5988 (mips_function_rodata_section): Use the default behaviour for
5989 TARGET_ABSOLUTE_ABICALLS.
5990 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
5991 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
5992 (mips_restore_gp): Do nothing if the current function doesn't use
5994 (mips_expand_prologue): Only save $gp if the current function uses it.
5995 Use a normal move for TARGET_ABICALLS_PIC0.
5996 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
5998 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6000 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6001 of function when handling GLOBAL_POINTER_REGNUM.
6003 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6006 * common.opt (-fstack-check): Do not declare the variable here.
6007 (-fstack-check=): New option variant.
6008 * doc/invoke.texi (Code Gen Options): Document it.
6009 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6010 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6011 (STACK_CHECK_STATIC_BUILTIN): New macro.
6012 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6013 * opts.c: Include expr.h.
6014 (common_handle_option) <OPT_fold_stack_check_>: New case.
6015 <OPT_fstack_check>: Likewise.
6016 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6017 consistently in the test for variable-sized types. Adjust for
6018 new behaviour of flag_stack_check.
6019 * explow.c: Include except.h.
6020 (allocate_dynamic_stack_space): Do not take into account
6021 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6022 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6023 for variable-sized parameters. Treat all parameters whose size is
6024 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6025 stack checking is enabled.
6026 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6027 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6028 if generic stack checking is enabled.
6029 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6030 * reload1.c (reload): Likewise.
6031 * stmt.c (expand_decl): Assert that all automatic variables have
6032 fixed size at this point and remove dead code.
6033 * flags.h (stack_check_type): New enumeration type.
6034 (flag_stack_check): Declare.
6035 * toplev.c (flag_stack_check): New global variable.
6036 * Makefile.in (opts.o): Add dependency on EXPR_H.
6037 (explow.o): Add dependency on except.h.
6039 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6041 * config/avr/avr.c (avr_override_options): Reduce value of
6042 PARAM_INLINE_CALL_COST.
6044 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6046 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6047 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6048 lieu of TYPE_MODE (type) throughout.
6050 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6052 * config/arm/arm.c (add_minipool_backward_ref): Check for
6053 8-byte-aligned entries in second case of forcing insertion after a
6054 particular entry. Change third case to avoid inserting
6055 non-8-byte-aligned entries before 8-byte-aligned ones.
6057 2008-08-15 Richard Guenther <rguenther@suse.de>
6059 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6060 strip components for unknown size accesses.
6062 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6064 * config/s390/2097.md New file.
6065 * config/s390/s390.md ("z10prop" attribute): Define none,
6066 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6067 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6068 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6069 possible values and apply them to insns as appropriate.
6070 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6071 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6072 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6073 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6074 ("bfp" mode attribute): Removed. Every occurence replaced
6076 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6077 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6080 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6083 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6086 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6088 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6089 additional argument. Support reduction when duplication is needed due
6090 to data-types of different sizes in the loop.
6091 (get_initial_def_for_induction): Fix printout.
6092 (vect_get_vec_def_for_stmt_copy): Support case where the
6093 vec_stmt_for_operand is a phi node.
6094 (vectorizable_reduction): Support reduction when duplication is needed
6095 due to data-types of different sizes in the loop.
6096 (vectorizable_call): Remove restriction to not vectorize in case we
6097 have data-types of different sizes in the loop.
6098 (vectorizable_conversion): Likewise.
6099 (vectorizable_operation): Likewise.
6100 (vectorizable_type_demotion): Likewise.
6101 (vectorizable_type_promotion): Likewise.
6102 (vectorizable_induction): Add restriction to not vectorize in case
6103 we have data-types of different sizes in the loop.
6105 2008-08-14 Christophe Saout <christophe@saout.de>
6106 Uros Bizjak <ubizjak@gmail.com>
6109 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6110 (*vec_concatv2di_rex64_sse4_1): Ditto.
6111 (*vec_concatv2di_rex64_sse): Ditto.
6113 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6116 * fold-const.c (fold_widened_comparison): Do not allow
6117 sign changes that change the result even if shorter type
6118 is wider than arg1_unw's type.
6120 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6122 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6123 Skip if the multilib testing specifies -march that does not
6124 agree with the one specified in the testcase.
6126 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6128 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6129 zero extend SImode values being converted to TFmode before passing
6132 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6134 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6135 __PPU__ when targeting the Cell/B.E. PPU processor.
6137 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6139 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6140 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6141 Rematerialize the static chain, if any.
6142 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6145 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6147 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6148 (new_loc_descr): Likewise.
6149 (add_loc_descr): Likewise.
6150 (size_of_loc_descr): Likewise.
6151 (size_of_locs): Likewise.
6152 (output_loc_operands): Likewise.
6153 (output_loc_sequence): Likewise.
6154 (new_reg_loc_descr): New.
6155 (build_cfa_loc): Use it.
6156 (build_cfa_aligned_loc): Likewise.
6157 (one_reg_loc_descriptor): Likewise.
6158 (based_loc_descr): Likewise.
6160 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6163 * doc/invoke.texi (Wmain): Update.
6164 * c-decl.c (start_decl): warn_main is only 0 or 1.
6165 (start_function): Likewise. Fix formatting.
6166 (finish_function): Delete redundant warning.
6167 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6168 * c-opts (c_common_handle_option): -Wall only has effect if
6169 warn_main is uninitialized. OPT_Wmain is automatically
6170 handled. -pedantic also enables Wmain.
6171 (c_common_post_options): Handle all logic for Wmain here.
6172 * c-common.c (warn_main): Delete.
6173 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6174 * c-common.h (warn_main): Delete.
6176 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6179 * expr.c (emit_group_store): Allocate stack temp with the
6180 largest alignment when copying from register to stack.
6182 2008-08-13 Richard Guenther <rguenther@suse.de>
6184 * tree.h (maybe_fold_offset_to_address): Declare.
6185 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6186 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6187 Likewise for POINTER_PLUS_EXPR.
6188 (maybe_fold_offset_to_reference): Enable disabled code.
6189 (maybe_fold_offset_to_address): New function.
6190 (fold_stmt_r): Use it.
6191 (fold_gimple_assign): Likewise.
6192 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6193 (gimplify_expr): Likewise.
6195 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6197 * toplev.h (pedwarn_at): Fix declaration.
6199 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6201 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6202 LINK_SPEC): Use %R in -Y P argument.
6204 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6207 * diagnostic.c (pedwarn_at): New.
6208 * toplev.h (pedwarn_at): Declare.
6209 * c-tree.h (build_enumerator): Update declaration.
6210 * c-decl.c (finish_enum): Update comment.
6211 (build_enumerator): Take a location parameter. Give a pedwarn but do
6212 not perform any conversion.
6213 * c-parser.c (c_parser_enum_specifier): Set correct location for
6216 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6219 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6220 expressions except for conversions to signed:1 bitfields. Handle
6221 COND_EXPR with constant operands.
6223 2008-08-13 Richard Guenther <rguenther@suse.de>
6225 PR tree-optimization/15255
6226 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6227 (struct oecount_s): New struct and VEC types.
6229 (oecount_hash): New function.
6230 (oecount_eq): Likewise.
6231 (oecount_cmp): Likewise.
6232 (zero_one_operation): New function.
6233 (build_and_add_sum): Likewise.
6234 (undistribute_ops_list): Perform un-distribution of multiplication
6235 and division on the chain of summands.
6236 (should_break_up_subtract): Also break up subtracts for factors.
6237 (reassociate_bb): Delete dead visited statements.
6238 Call undistribute_ops_list. Re-sort and optimize if it did something.
6239 * passes.c (init_optimization_passes): Move DSE before
6241 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6244 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6246 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6248 * doc/invoke.texi: Revert unintended checkin.
6250 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6253 * gcc.c (include_spec_function): Tweak call to find_a_file.
6255 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6258 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6259 and TRUTH_ORIF_EXPR.
6260 * dojump.c (do_jump): Likewise.
6262 PR tree-optimization/37084
6263 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6264 if id->regimplify, don't assume stmt is a cast assignment.
6266 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6268 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6270 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6273 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6276 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6278 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6279 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6281 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6282 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6283 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6284 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6285 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6287 * doc/tm.texi (Storage Layout): Remove documentation for
6288 TARGET_FLOAT_FORMAT.
6290 * simplify-rtx.c (simplify_binary_operation_1): Replace
6291 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6293 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6295 * real.h (struct real_format): New member has_sign_dependent_rounding.
6296 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6297 spu_single_format, ieee_double_format, mips_double_format,
6298 motorola_double_format, ieee_extended_motorola_format,
6299 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6300 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6301 mips_extended_format, ieee_quad_format, mips_quad_format,
6302 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6303 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6305 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6306 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6307 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6308 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6309 (ROUND_TOWARDS_ZERO): Likewise.
6311 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6312 (FLOAT_MODE_FORMAT): New macro.
6313 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6314 (MODE_COMPOSITE_P): ... this new macro.
6315 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6316 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6317 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6319 * flags.h: Include "real.h".
6321 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6322 REAL_MODE_FORMAT_COMPOSITE_P.
6323 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6325 * doc/tm.texi (Storage Layout): Remove documentation of
6326 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6327 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6328 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6329 they only apply to libgcc2.a.
6331 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6333 * config/spu/float_disf.c: New file.
6334 * config/spu/float_unsdisf.c: New file.
6335 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6336 (LIB2FUNCS_EXCLUDE): Define.
6338 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6339 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6341 * real.h (struct real_format): New member round_towards_zero.
6342 * real.c (round_for_format): Respect fmt->round_towards_zero.
6343 (ieee_single_format, mips_single_format, motorola_single_format,
6344 spu_single_format, ieee_double_format, mips_double_format,
6345 motorola_double_format, ieee_extended_motorola_format,
6346 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6347 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6348 mips_extended_format, ieee_quad_format, mips_quad_format,
6349 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6350 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6352 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6353 real_format to choose rounding mode when calling MPFR functions.
6354 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6355 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6357 * real.h (real_to_decimal_for_mode): Add prototype.
6358 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6359 Respect target rounding mode when generating decimal representation.
6360 (real_to_decimal): New stub for backwards compatibility.
6361 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6362 real_to_decimal_for_mode instead of real_to_decimal.
6364 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6366 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6367 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6369 * real.c (spu_single_format): New variable.
6370 * real.h (spu_single_format): Declare.
6372 * config/spu/spu.c (spu_override_options): Install SFmode format.
6373 (spu_split_immediate): Use integer mode to operate on pieces of
6374 floating-point values in all cases.
6376 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6377 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6378 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6380 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6382 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6384 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6386 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6388 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6391 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6392 on the VAR_DECL instead of TYPE_READONLY on its type.
6394 2008-08-12 Ira Rosen <irar@il.ibm.com>
6396 * tree-vectorizer.c: Depend on langhooks.h.
6397 (supportable_widening_operation): Add two arguments. Support double
6399 (supportable_narrowing_operation): Likewise.
6400 * tree-vectorizer.h (supportable_widening_operation): Add two
6402 (supportable_narrowing_operation): Likewise.
6403 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6404 supportable_widening_operation with correct arguments.
6405 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6406 (vectorizable_type_demotion): Support double type conversions.
6407 (vectorizable_type_promotion): Likewise.
6408 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6410 2008-08-11 Michael Matz <matz@suse.de>
6412 * i386/i386.c (override_options): Move initialisation from
6413 flag_schedule_insns_after_reload to here from ...
6414 (optimization_options): ... here.
6416 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6418 PR rtl-optimization/36998
6419 * dwarf2out.c (compute_barrier_args_size_1,
6420 compute_barrier_args_size): Temporarily remove assertions.
6422 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6425 * tree-ssa.c (struct walk_data): Add new flag
6426 warn_possibly_uninitialized.
6427 (warn_uninitialized_var): Use it.
6428 (warn_uninitialized_vars): New.
6429 (execute_early_warn_uninitialized): Call it.
6430 (execute_late_warn_uninitialized): Likewise.
6432 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6435 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6438 2008-08-09 Jan Hubicka <jh@suse.cz>
6441 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6443 (expand_fix): Be prepared for expansion to fail.
6444 (expand_sfix_optab): Remove instructions if expansion failed.
6446 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6448 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6450 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6451 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6453 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6455 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6456 mips/t-libgcc-mips16 to tmake_file.
6457 * config/mips/mips-protos.h (mips_call_type): New enum.
6458 (mips_pic_base_register, mips_got_load): Declare.
6459 (mips_restore_gp): Take an rtx argument.
6460 (mips_use_pic_fn_addr_reg_p): Declare.
6461 (mips_expand_call): Replace the sibcall_p argument with
6462 a mips_call_type argument. Add a lazy_p parameter.
6463 (mips_split_call): Declare.
6464 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6465 (MIPS16_PIC_TEMP): Likewise.
6466 (reg_class): Delete M16_NA_REGS.
6467 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6468 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6469 (mips_split_hi_p): Declare.
6470 * config/mips/mips.c (mips_split_hi_p): New array.
6471 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6472 (mips_got_symbol_type_p): New function.
6473 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6474 (mips16_stub_function_p): New function.
6475 (mips16_local_function_p): Likewise.
6476 (mips_use_pic_fn_addr_reg_p): Likewise.
6477 (mips_cannot_force_const_mem): Return false for HIGHs.
6478 Extend CONST_INT and symbolic handling to MIPS16, using
6479 mips_symbol_insns to check that the base symbol type is a
6480 legitimate constant. Reject GOT-based constants if
6481 TARGET_MIPS16_PCREL_LOADS.
6482 (mips_const_insns): Check targetm.cannot_force_const_mem when
6483 decomposing a symbolic base and a large offset.
6484 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6485 When calling a function that needs $25 from MIPS16 code,
6486 move the target address into $25 separately and add a USE
6488 (mips16_gp_pseudo_reg): Insert the initializer immediately
6489 before the first real insn.
6490 (mips_pic_base_register, mips_got_load): New functions.
6491 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6492 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6493 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6494 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6495 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6496 also passing NULL_RTX rather than const0_rtx as the aux argument.
6497 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6498 instead of TARGET_EXPLICIT_RELOCS.
6499 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6500 (mips_load_call_address): Replace the sibcall_p argument with
6501 a mips_call_type argument. Use mips_got_load.
6502 (mips16_local_alias): New structure.
6503 (mips16_local_aliases): New variable.
6504 (mips16_local_aliases_hash): New function.
6505 (mips16_local_aliases_eq): Likewise.
6506 (mips16_local_alias): Likewise.
6507 (mips16_stub_function): Likewise.
6508 (mips16_build_function_stub): Create a local alias for the target
6509 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6510 .cpload directive and an R_MIPS_NONE relocation for the target
6511 function, then load the alias rather than the function itself.
6512 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6513 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6514 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6515 (mips16_build_call_stub): Replace the FN parameter with an
6516 FN_PTR parameter. Force the address into a register if it
6517 isn't a call_insn_operand; don't rely on the caller to do this.
6518 If a call to a locally-defined and locally-binding MIPS16
6519 function must be made indirectly, redirect the call to the
6520 function's local alias. Use mips16_stub_function_p,
6521 mips16_stub_function, mips_expand_call and use_reg.
6522 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6523 Use explicit %hi and %lo accesses where possible.
6524 Use MIPS_CALL to generate the correct code form of a
6525 jal instruction. Add clobbers of $18 instead of uses.
6526 Update the call to mips_emit_call_insn.
6527 (mips_expand_call): Replace the SIBCALL_P argument with a
6528 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6529 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6530 allowing it to modify the call address. Update the calls to
6531 mips_load_call_address and mips_emit_call_insn.
6532 (mips_split_call): New function.
6533 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6534 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6535 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6536 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6537 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6539 (mips_cprestore_slot): New function.
6540 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6541 and use mips_cprestore_slot.
6542 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6544 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6545 then use a copygp_mips16 instruction to set up $28.
6546 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6547 (mips16_lay_out_constants): Call split_all_insns_noflow.
6548 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6549 false if TARGET_MIPS16.
6550 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6551 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6552 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6553 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6554 MIPS16 code. Allow MIPS16 o32 PIC.
6555 (mips_override_options): Allow MIPS16 o32 PIC.
6556 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6557 after reload if TARGET_USE_GOT.
6558 (UNSPEC_COPYGP): New constant.
6559 (length): Use a default length of 8 for MIPS16 GOT loads.
6560 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6561 (*got_page<mode>): Check mips_split_hi_p.
6562 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6563 (unspec_got<mode>, unspec_call<mode>): New expanders.
6564 (load_got<mode>, load_call<mode>): Remove the length attributes.
6565 Use a got attribute instead of a type attribute.
6566 (copygp_mips16): New insn.
6567 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6568 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6569 (sibcall, sibcall_value, call, call_value): Update the calls
6570 to mips_expand_call.
6571 (call_internal, call_value_internal): Use mips_split_call.
6572 (call_value_multiple_internal): Likewise.
6573 (call_split): Move after call_internal (the insn it is split from).
6574 (call_internal_direct, call_value_internal_direct): Turn into
6575 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6576 (call_direct_split, call_value_direct_split): New patterns.
6577 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6578 and use M16_REGS instead of M16_NA_REGS.
6579 * config/mips/predicates.md (const_call_insn_operand): Replace
6580 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6581 mips_use_pic_fn_addr_reg_p check.
6582 (move_operand): Reject HIGHs if mips_split_hi_p.
6583 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6584 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6585 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6586 * config/mips/libgcc-mips16.ver: New file.
6587 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6588 $(srcdir)/config/mips/libgcc-mips16.ver.
6590 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6592 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6594 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6595 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6596 (mips16_cfun_returns_in_fpr_p): Likewise.
6598 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6600 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6601 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6602 rather than 4 to PC.
6604 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6606 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6607 (FUNCTION_PROFILER): Save the static chain pointer into $2
6608 beforehand and restore it aftewards.
6609 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6610 address directly into $25 and call the function through $25;
6611 do not clobber $3. Pad the DImode version to cover the space
6612 left by the deleted $25 <- $3 move.
6613 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6614 the removal of the $25 <- $3 move.
6615 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6616 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6618 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6619 Daniel Jacobowitz <dan@codesourcery.com>
6621 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6622 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6623 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6624 * config/mips/mips.c (mips_start_function_definition): New function.
6625 (mips_end_function_definition): Likewise.
6626 (mips_output_function_prologue): Use mips_start_function_definition.
6627 (mips_output_function_epilogue): Use mips_end_function_definition.
6628 (build_mips16_function_stub): Use mips_start_function_definition
6629 and mips_end_function_definition.
6630 (build_mips16_call_stub): Likewise.
6632 2008-08-09 Richard Guenther <rguenther@suse.de>
6634 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6635 * gimple.h (gimple_call_fn): Adjust comment.
6636 (gimple_call_set_fndecl): New function.
6637 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6638 longer having bare FUNCTION_DECL operand.
6639 (gimple_call_return_type): Likewise.
6640 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6642 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6643 (gimple_mod_pow2): Likewise.
6644 (gimple_mod_subtract): Likewise.
6645 (gimple_ic): Likewise.
6646 (gimple_stringop_fixed_value): Likewise.
6647 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6648 longer having bare FUNCTION_DECL operand.
6649 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6650 * omp-low.c (optimize_omp_library_calls): Likewise.
6651 * cgraphunit.c (update_call_expr): Likewise.
6652 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6653 (execute_convert_to_rsqrt): Likewise.
6654 * cfgexpand.c (gimple_to_tree): Simplify.
6655 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6656 bare FUNCTION_DECL operand.
6657 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6658 (convert_gimple_call): Use gimple_call_fndecl.
6659 * c-common.c (c_warn_unused_result): Likewise.
6661 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6664 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6665 (c_finish_return): Likewise.
6666 (c_start_case): Likewise.
6667 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6668 * c-parser.c (c_parser_condition): New. Call
6669 verify_sequence_points.
6670 (c_parser_paren_condition): Call c_parser_condition.
6671 (c_parser_for_statement): Call c_parser_condition.
6673 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6676 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6677 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6678 Moved from diagnostic.h
6679 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6681 (emit_diagnostic): New.
6682 (warning0, pedwarn0): Delete.
6683 (warning, warning_at, pedwarn, permerror): Return bool.
6684 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6685 Moved to diagnostic.c.
6686 (struct diagnostic_context): Use correct type for
6687 classify_diagnostic.
6688 (diagnostic_report_diagnostic): Update declaration.
6689 (emit_diagnostic): Declare.
6690 * errors.c (warning): Return bool.
6691 * errors.h (warning): Update declaration.
6692 * toplev.h (warning0, pedwarn0): Delete.
6693 (warning, warning_at, pedwarn, permerror): Return bool.
6694 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6695 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6696 inform. Update all calls.
6697 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6698 before giving informative note.
6699 (implicit_decl_warning): Likewise.
6700 * c-typeck.c (build_function_call): Likewise.
6701 * tree-sssa.c (warn_uninit): Likewise.
6702 * builtins.c (gimplify_va_arg_expr): Likewise.
6704 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6707 * doc/invoke.texi (-Wextra): Move warning from here...
6708 (-Wuninitialized): ... to here.
6710 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6713 * flags.h (set_Wunused): Delete
6714 * toplev.c (process_options): Handle Wunused flags here.
6715 * opts.c (maybe_warn_unused_parameter): Delete.
6716 (common_handle_option): Replace set_Wunused by warn_unused.
6717 (set_Wextra): Do not handle Wunused-parameter here.
6718 (set_Wunused): Delete.
6719 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6721 * common.opt (Wunused): Add Var and Init.
6722 (Wunused-function): Likewise.
6723 (Wunused-label): Likewise.
6724 (Wunused-parameter): Likewise.
6725 (Wunused-value): Likewise.
6726 (Wunused-variable): Likewise.
6728 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6730 * doc/invoke.texi: Add cpu_type power7.
6731 * config.in (HAVE_AS_VSX): New.
6732 * config.gcc: Add cpu_type power7.
6733 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6735 * configure: Regenerate.
6736 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6738 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6739 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6740 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6742 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6744 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6745 type to vectorize.builtin_conversion.
6746 (vectorizable_conversion): Likewise.
6747 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6748 integral type as input.
6749 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6751 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6752 and ALTIVEC_BUILTIN_VCTSXS.
6753 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6756 2008-08-08 Richard Guenther <rguenther@suse.de>
6758 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6759 (surely_varying_stmt_p): Calls are varying only if they are
6760 non-builtin and not indirect or have no result.
6761 (ccp_fold): Re-instantiate code before the tuples merge.
6763 2008-08-08 Richard Guenther <rguenther@suse.de>
6765 PR tree-optimization/37056
6766 * gimple.h (gimple_assign_rhs_class): New helper function.
6767 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6768 unary operations properly.
6770 2008-08-07 Jan Hubicka <jh@suse.cz>
6772 * i386.h (ix86_size_cost): Declare.
6773 (ix86_cur_cost): New function macro.
6774 * i386.md (peepholes expanding size and splitters): Predicate by
6775 optimize_insn_for_speed_p.
6776 (peepholes reduce size and splitters): Predicate by
6777 optimize_insn_for_size_p.
6778 * i386.c (ix86_size_cost): Rename from ...
6779 (size_cost): This one.
6780 (override_options): Update.
6781 (decide_alg): Likewise.
6782 (ix86_expand_clear): Use RTL profile.
6783 (ix86_pad_returns): Use RTL profile.
6785 2008-08-07 Jan Hubicka <jh@suse.cz>
6787 * recog.c (split_all_insns): Set RTL profile
6788 (peephole2_optimize): Likewise.
6789 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6790 * combine.c (combine_instructions): Likewise.
6792 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6794 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6796 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6798 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6799 value in a6 after the set_frame_ptr insn.
6801 2008-08-07 Richard Henderson <rth@redhat.com>
6804 * gcc.c (cpp_options): Pass along -g*.
6806 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6808 * config/arm/arm.c (output_move_neon): Update comment describing
6809 big-endian vector layout.
6810 (arm_assemble_integer): Do not handle big-endian NEON vectors
6812 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6813 neon_vget_lane<mode>_sext_internal,
6814 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6815 element indices for big-endian.
6817 2008-08-07 Richard Henderson <rth@redhat.com>
6819 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6820 * configure, config.in: Rebuild.
6821 * debug.h (dwarf2out_do_cfi_asm): Declare.
6822 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6823 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6824 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6825 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6827 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6829 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6830 movv2si_internal): Combine into mov<mode>_internal.
6831 (movv2si_internal_2): Remove.
6833 2008-08-07 Jan Hubicka <jh@suse.cz>
6836 * i386.md (single stringop patterns): Enable unconditionally.
6838 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6841 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6843 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6844 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6846 * config/i386/sse.md (sse2_movq128): New.
6848 * doc/extend.texi: Document __builtin_ia32_movq128.
6850 2008-08-07 Richard Guenther <rguenther@suse.de>
6853 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6854 pointers can access anything.
6856 2008-08-06 Jan Hubicka <jh@suse.cz>
6858 * optabs.c (emit_unop_insn): Break out to ...
6859 (maybe_emit_unop_insn): ... this one.
6860 (expand_sfix_optab): Use maybe variant.
6861 * optabs.h (maybe_emit_unop_insn): Declare.
6863 * i386.md (mov0 patterns): Enable by default.
6864 (FP conversion expanders): Disable expansion of code expanding
6865 sequences when instruction should be optimized for size.
6866 (single strinop patterns): Enable when optimizing for size.
6867 (string expanders): Disable expanding of code expanding sequences
6868 when optimizning instruction for size.
6869 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6871 (ix86_fp_comparison_sahf_cost): Likewise.
6872 (ix86_expand_branch): Likewise.
6873 (ix86_expand_ashl_const): Likewise.
6874 (ix86_split_ashl): Likewise.
6875 (ix86_expand_strlen): Likewise.
6876 (ix86_emit_fp_unordered_jump): Likewie.
6878 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6880 * c-common.c: Fix typo.
6881 (c_common_reswords): Activate more C++ keyword warnings.
6883 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6885 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6888 * diagnostic.c (permerror_at): New.
6889 * toplev.h (permerror_at): Declare.
6891 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6892 Ira Rosen <irar@il.ibm.com>
6894 * tree-vect-transform.c (vect_model_simple_cost): Return
6895 immediately if stmt is pure SLP.
6896 (vect_model_store_cost): Ditto.
6897 (vect_model_load_cost): Ditto.
6898 (vectorizable_store): Remove PURE_SLP check before call
6899 to vect_model_store_cost.
6900 (vect_model_store_cost): When checking whether stmt describe
6901 strided access, add a check that it is not slp_node.
6903 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6906 * c-common.c (warn_for_sign_compare): New. Handle separately the
6907 case that 'constant' is zero.
6908 * c-typeck.c (build_binary_op): Move code to c-common.c
6910 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6912 * config/alpha/alpha.c (alpha_preferred_reload_class,
6913 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6914 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6915 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6916 * config/arm/arm.md: Likewise.
6917 * config/avr/avr-protos.h (preferred_reload_class,
6918 test_hard_reg_class, avr_simplify_comparison_p,
6919 out_shift_with_cnt, class_max_nregs): Likewise.
6920 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6921 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6922 preferred_reload_class, test_hard_reg_class): Likewise.
6923 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6924 bfin_memory_move_cost, bfin_secondary_reload,
6925 bfin_output_mi_thunk): Likewise.
6926 * config/crx/crx.c (crx_secondary_reload_class,
6927 crx_memory_move_cost): Likewise.
6928 * config/frv/frv-protos.h (frv_secondary_reload_class,
6929 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6930 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6931 frv_secondary_reload_class, frv_class_likely_spilled_p,
6932 frv_class_max_nregs): Likewise.
6933 * config/h8300/h8300.c (h8300_classify_operand,
6934 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6936 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6937 * config/ia64/ia64.c (ia64_preferred_reload_class,
6938 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6939 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6940 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6942 * config/m68hc11/m68hc11.c (preferred_reload_class,
6943 m68hc11_memory_move_cost): Likewise.
6944 * config/mcore/mcore.c (mcore_secondary_reload_class,
6945 mcore_reload_class): Likewise.
6946 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6947 mips_class_max_nregs, mips_cannot_change_mode_class,
6948 mips_preferred_reload_class, mips_secondary_reload_class,
6949 mips_output_mi_thunk): Likewise.
6950 * config/mmix/mmix.c (mmix_preferred_reload_class,
6951 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6953 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6955 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6956 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6957 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6958 * config/rs6000/rs6000.c (paired_expand_vector_init,
6959 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6960 compare_section_name, rs6000_memory_move_cost): Likewise.
6961 * config/s390/s390.c (s390_emit_compare_and_swap,
6962 s390_preferred_reload_class, s390_secondary_reload,
6963 legitimize_pic_address, legitimize_tls_address,
6964 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6965 s390_class_max_nregs): Likewise.
6966 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6967 * config/s390/s390.md: Likewise.
6968 * config/score/score-protos.h (score_secondary_reload_class,
6969 score_preferred_reload_class): Likewise.
6970 * config/score/score.c (score_preferred_reload_class,
6971 score_secondary_reload_class): Likewise.
6972 * config/score/score3.c (score3_output_mi_thunk,
6973 score3_preferred_reload_class, score3_secondary_reload_class,
6974 score3_hard_regno_mode_ok): Likewise.
6975 * config/score/score3.h (score3_preferred_reload_class,
6976 score3_secondary_reload_class): Likewise.
6977 * config/score/score7.c (score7_output_mi_thunk,
6978 score7_preferred_reload_class, score7_secondary_reload_class,
6979 score7_hard_regno_mode_ok): Likewise.
6980 * config/score/score7.h (score7_preferred_reload_class,
6981 score7_secondary_reload_class): Likewise.
6982 * config/sh/sh.c (prepare_move_operands, output_far_jump,
6983 output_branchy_insn, add_constant, gen_block_redirect,
6984 sh_insn_length_adjustment, sh_cannot_change_mode_class,
6985 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
6986 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6987 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
6988 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
6989 xstormy16_preferred_reload_class): Likewise.
6990 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
6991 xtensa_expand_atomic, override_options,
6992 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
6994 * reorg.c (try_merge_delay_insns): Likewise.
6995 * tree.c (merge_dllimport_decl_attributes): Likewise.
6997 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
6999 2008-08-06 Michael Matz <matz@suse.de>
7001 * Makefile.in (write_entries_to_file): Quote words.
7002 * gengtype.c: (read_input_line): Skip over leading white-space.
7004 2008-08-06 Marc Gauthier <marc@tensilica.com>
7006 * config.gcc: Match more processor names for Xtensa.
7007 * configure.ac: Likewise.
7008 * doc/install.texi (Specific): Likewise.
7009 * configure: Regenerate.
7011 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7013 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7014 * calls.c (avoid_likely_spilled_reg): Likewise.
7015 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7016 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7017 * config/i386/i386.c (ix86_expand_special_args_builtin,
7018 ix86_secondary_reload): Likewise.
7019 * except.c (struct eh_region, gen_eh_region_catch,
7020 remove_unreachable_regions, duplicate_eh_regions,
7021 assign_filter_values, build_post_landing_pads,
7022 sjlj_find_directly_reachable_regions, remove_eh_handler,
7023 reachable_next_level, foreach_reachable_handler,
7024 can_throw_internal_1, can_throw_external_1,
7025 collect_one_action_chain): Likewise.
7026 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7027 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7028 * function.c (update_temp_slot_address, instantiate_new_reg,
7029 instantiate_virtual_regs_in_rtx,
7030 instantiate_virtual_regs_in_insn): Likewise.
7031 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7032 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7033 gimplify_cleanup_point_expr): Likewise.
7034 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7035 * passes.c (next_pass_1): Likewise.
7036 * print-tree.c (print_node_brief, print_node): Likewise.
7037 * profile.c (branch_prob): Likewise.
7038 * tree-dump.c (dump_register): Likewise.
7039 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7041 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7042 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7043 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7044 copy_arguments_for_versioning, copy_static_chain): Likewise.
7045 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7046 add_new_name_mapping, register_new_name_mapping): Likewise.
7047 * tree-mudflap.c (mf_xform_derefs): Likewise.
7048 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7049 get_init_expr, combine_chains): Likewise.
7050 * tree-pretty-print.c (dump_generic_node): Likewise.
7051 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7052 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7053 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7054 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7056 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7059 * calls.c (expand_call): Use the biggest preferred stack
7062 2008-08-06 Michael Matz <matz@suse.de>
7065 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7066 for reused reload, instead of overwriting them.
7068 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7071 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7072 for incoming stack boundary.
7074 * function.c (assign_parm_find_entry_rtl): Update
7075 parm_stack_boundary.
7077 * function.h (rtl_data): Add parm_stack_boundary.
7079 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7080 parm_stack_boundary for incoming stack boundary.
7082 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7084 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7085 for unrepresentable subregs or treat them as equal to other regs
7086 or subregs with the same register number.
7088 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7091 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7094 2008-08-06 Jan Hubicka <jh@suse.cz>
7096 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7097 frequencies might be hot.
7099 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7101 * reload.c (find_reloads): Force constants into literal pool
7102 also if they are wrapped in a SUBREG.
7104 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7107 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7108 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7109 Don't allow predicated instructions for data speculation.
7110 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7113 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7115 * haifa-sched.c (extend_global): Split to extend_global_data and
7116 extend_region_data. Update all uses.
7117 (extend_all): Rename to extend_block_data.
7119 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7121 * sched-rgn.c (new_ready): Check if instruction can be
7122 speculatively scheduled before attempting speculation.
7123 (debug_rgn_dependencies): Remove wrongful assert.
7125 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7127 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7129 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7131 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7132 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7133 va_size, and type_size.
7135 2008-08-04 Jason Merrill <jason@redhat.com>
7138 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7139 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7141 2008-08-05 Richard Henderson <rth@redhat.com>
7143 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7144 * configure: Rebuild.
7146 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7149 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7150 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7153 2008-08-05 Richard Henderson <rth@redhat.com>
7155 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7156 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7157 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7158 * common.opt (fdwarf2-cfi-asm): New.
7159 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7160 * config.in, configure: Rebuild.
7161 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7162 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7164 (dw2_force_const_mem): Externalize.
7165 * dwarf2asm.h: Update.
7166 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7167 generate a real label.
7168 (output_cfi_directive): New.
7169 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7170 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7171 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7173 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7174 (output_loc_operands_raw, output_loc_sequence_raw): New.
7175 (output_cfa_loc_raw): New.
7177 2008-08-05 Paul Brook <paul@codesourcery.com>
7179 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7180 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7181 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7182 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7183 * config/arm/arm.h (TARGET_VFPD32): Define.
7184 (TARGET_VFP3): Use TARGET_VFPD32.
7185 (fputype): Add FPUTYPE_VFP3D16.
7186 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7187 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7188 * config/arm/arm-cores.def: Add cortex-r4f.
7189 * config/arm/arm-tune.md: Regenerate.
7191 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7193 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7194 Reword some comments throughout the file.
7196 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7197 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7198 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7199 MFC_MIN_DMA_LIST_ELEMENTS.
7200 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7201 MFC_MAX_DMA_LIST_ELEMENTS.
7203 (MFC_START_ENABLE): Remove PPU-only define.
7204 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7205 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7207 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7208 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7209 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7210 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7211 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7212 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7213 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7215 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7216 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7217 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7218 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7220 (spu_read_machine_status): Fix typo.
7222 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7224 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7225 SUBREG of multi-word hard register.
7226 * config/spu/spu.c (valid_subreg): Likewise.
7227 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7229 2008-08-04 Richard Guenther <rguenther@suse.de>
7231 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7232 the candidate with the stripped base if that base is different
7233 from the original base even for offset zero.
7235 2008-08-04 Richard Guenther <rguenther@suse.de>
7238 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7239 check for no_overflow.
7241 2008-08-04 Richard Guenther <rguenther@suse.de>
7243 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7245 2008-08-04 Paul Brook <paul@codesourcery.com>
7247 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7248 (arm_order_regs_for_local_alloc): New function.
7249 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7251 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7253 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7256 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7257 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7258 (ix86_expand_epilogue): Likewise.
7260 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7262 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7265 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7267 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7268 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7269 (*movv2sf_internal_rex64): Ditto.
7271 2008-08-03 Jan Hubicka <jh@suse.cz>
7273 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7274 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7275 * expmed.c (expand_smod_pow2): Likewise.
7277 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7280 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7281 alternative 0 of operand 1.
7282 (*vec_concatv2di_rex64_sse): Ditto.
7283 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7285 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7286 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7287 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7288 (*movv2sf_internal_rex64): Ditto.
7290 2008-08-02 Richard Guenther <rguenther@suse.de>
7293 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7294 (ssedoublesizemode): New mode attribute.
7295 (sse_shufps): Call gen_sse_shufps_v4sf.
7296 (sse_shufps_1): Macroize.
7297 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7298 (sse2_shufpd_1): Macroize.
7299 (vec_extract_odd, vec_extract_even): New expanders.
7300 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7301 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7302 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7303 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7304 (ix86_expand_vector_set): Likewise.
7305 (ix86_expand_reduc_v4sf): Likewise.
7307 2008-08-01 Doug Kwan <dougkwan@google.com>
7309 * matrix-reorg.c: Re-enable all code.
7310 (struct malloc_call_data): Change CALL_STMT to gimple type.
7311 (collect_data_for_malloc_call): Tuplify.
7312 (struct access_site_info): Change STMT to gimple type.
7313 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7314 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7315 (struct free_info): Change STMT to gimple type.
7316 (struct matrix_access_phi_node): Change PHI to gimple type.
7317 (get_inner_of_cast_expr): Remove.
7318 (may_flatten_matrices_1): Tuplify.
7319 (may_flatten_matrices): Ditto.
7320 (mark_min_matrix_escape_level): Ditto.
7321 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7322 (ssa_accessed_in_call_rhs): New
7323 (ssa_accessed_in_assign_rhs): New
7324 (record_access_alloc_site_info): Tuplify.
7325 (add_allocation_site): Ditto.
7326 (analyze_matrix_allocation_site): Ditto.
7327 (analyze_transpose): Ditto.
7328 (get_index_from_offset): Ditto.
7329 (update_type_size): Ditto.
7330 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7331 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7332 (analyze_accesses_for_phi_node): Tuplify.
7333 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7334 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7335 (analyze_matrix_accesses): Tuplify.
7336 (check_var_data): New call-back type for check_var_notmodified_p.
7337 (check_var_notmodified_p): Tuplify and use call-back struct to
7338 return statement found.
7339 (can_calculate_expr_before_stmt): Factor out statement related code
7341 (can_calculate_stmt_before_stmt): New.
7342 (check_allocation_function): Tuplify.
7343 (find_sites_in_func): Ditto.
7344 (record_all_accesses_in_func): Ditto.
7345 (transform_access_sites): Ditto.
7346 (transform_allocation_sites): Ditto.
7347 (matrix_reorg): Re-enable.
7348 (gate_matrix_reorg): Re-enable.
7350 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7352 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7353 for labels for which it hasn't been set yet. If it has been set,
7354 stop walking insns and continue with next worklist item.
7355 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7356 if the only BARRIER is at the very end of a function.
7358 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7360 * cfgexpand.c (expand_stack_alignment): Assert that
7361 stack_realign_drap and drap_rtx must match.
7363 * function.c (instantiate_new_reg): If DRAP is used to realign
7364 stack, replace virtual_incoming_args_rtx with internal arg
7367 2008-08-01 Richard Guenther <rguenther@suse.de>
7369 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7370 loop information only if we initialized it.
7371 (execute_pre): Call fini_pre with in_fre.
7372 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7373 if we do not unroll because we hit max-completely-peeled-insns.
7374 Use our estimation for consistency, do allow shrinking.
7376 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7378 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7379 with MIN_STACK_BOUNDARY.
7380 (ix86_update_stack_boundary): Likewise.
7381 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7384 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7385 (MIN_STACK_BOUNDARY): This.
7387 2008-08-01 Richard Guenther <rguenther@suse.de>
7390 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7392 2008-08-01 Richard Guenther <rguenther@suse.de>
7394 PR tree-optimization/36988
7395 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7396 do not matter if that doesn't change volatile qualification.
7398 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7400 * configure.ac: Do not generate libada-mk. Do not subst
7402 * libada-mk.in: Remove.
7403 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7404 * configure: Regenerate.
7406 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7408 * tree-pass.h: Added comment about not dumping passes with name
7409 starting with star in struct opt_pass.
7410 * passes.c (register_dump_files_1): Don't do dump for a pass with
7411 name starting with star.
7412 * doc/passes.texi (Pass manager): Mention pass names and special
7413 meaning of star prefix to avoid dump.
7415 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7417 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7419 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7420 (ISA_MIPS64R2): New macro.
7421 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7422 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7423 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7424 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7425 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7426 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7427 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7428 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7429 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7430 Move up to keep list alphabetically sorted.
7431 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7432 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7434 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7435 (-march=@var{arch}): Add mips64r2.
7437 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7439 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7441 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7443 * expr.c (expand_assignment): Check for complete type.
7445 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7448 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7450 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7451 for stack alignment.
7453 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7455 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7457 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7458 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7460 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7462 PR rtl-optimization/36419
7463 * dwarf2out.c (barrier_args_size): New variable.
7464 (compute_barrier_args_size, compute_barrier_args_size_1): New
7466 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7467 if not called yet in the current function, use barrier_args_size
7468 array to find the new args_size value.
7469 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7471 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7474 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7477 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7480 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7481 (dwarf2out_stack_adjust): Use it.
7482 (dwarf2out_frame_debug_expr): Likewise.
7484 2008-07-31 Richard Guenther <rguenther@suse.de>
7486 PR tree-optimization/36978
7487 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7488 the generated condition.
7490 2008-07-31 Richard Guenther <rguenther@suse.de>
7492 * passes.c (init_optimization_passes): Always call
7493 pass_early_warn_uninitialized.
7494 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7495 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7496 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7498 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7501 * builtins.c (maybe_emit_free_warning): New function.
7502 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7503 maybe_emit_free_warning for BUILT_IN_FREE.
7506 * dwarf2out.c (get_context_die): New function.
7507 (force_decl_die, force_type_die): Use it.
7508 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7509 returns NULL, force generation of DW_TAG_typedef and put that into
7512 PR preprocessor/36649
7513 * c-pch.c (c_common_read_pch): Save and restore
7514 line_table->trace_includes across PCH restore.
7516 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7519 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7521 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7524 * final.c (call_from_call_insn): Handle COND_EXEC.
7526 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7528 * builtins.c (std_gimplify_va_arg_expr): Replace
7529 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7530 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7532 2008-07-30 Joey Ye <joey.ye@intel.com>
7533 H.J. Lu <hongjiu.lu@intel.com>
7535 * builtins.c (expand_builtin_setjmp_receiver): Replace
7536 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7537 (expand_builtin_apply_args_1): Likewise.
7538 (expand_builtin_longjmp): Need DRAP for stack alignment.
7539 (expand_builtin_apply): Likewise.
7541 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7542 instead of assign_stack_local to allow alignment reduction.
7544 * calls.c (emit_call_1): Need DRAP for stack alignment if
7546 (expand_call): Replace virtual_incoming_args_rtx with
7547 crtl->args.internal_arg_pointer.
7548 * stmt.c (expand_nl_goto_receiver): Likewise.
7550 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7551 alignment and store to stack_alignment_estimated and
7552 max_used_stack_slot_alignment.
7553 (expand_one_var): Likewise.
7554 (expand_stack_alignment): New function.
7555 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7556 and stack_alignment_estimated fields in rtl_data. Call
7557 expand_stack_alignment at end.
7559 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7560 (MAX_STACK_ALIGNMENT): Likewise.
7561 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7562 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7564 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7565 stack alignment when generating virtual registers.
7567 * function.c (assign_stack_local): Renamed to ...
7568 (assign_stack_local_1): This. Add a parameter to indicate
7569 if it is OK to reduce alignment.
7570 (assign_stack_local): Use it.
7571 (instantiate_new_reg): Instantiate virtual incoming args rtx
7572 to vDRAP if stack realignment and DRAP is needed.
7573 (assign_parms): Collect parameter/return type alignment and
7574 contribute to stack_alignment_estimated.
7575 (locate_and_pad_parm): Likewise.
7576 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7577 with crtl->args.internal_arg_pointer.
7579 * function.h (rtl_data): Add new field drap_reg,
7580 max_used_stack_slot_alignment, stack_alignment_estimated,
7581 stack_realign_needed, need_drap, stack_realign_processed and
7582 stack_realign_finalized.
7583 (stack_realign_fp): New macro.
7584 (stack_realign_drap): Likewise.
7586 * global.c (compute_regsets): Frame pointer is needed when
7587 stack is realigned. Can eliminate frame pointer when stack is
7588 realigned and dynamic realigned argument pointer isn't used.
7590 * reload1.c (update_eliminables): Frame pointer is needed
7591 when stack is realigned.
7592 (init_elim_table): Can eliminate frame pointer when stack is
7593 realigned and dynamic realigned argument pointer isn't used.
7595 * rtl.h (assign_stack_local_1): Declare new funtion.
7597 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7598 (TARGET_GET_DRAP_RTX): Likewise.
7599 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7600 TARGET_GET_DRAP_RTX.
7602 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7604 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7605 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7607 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7608 H.J. Lu <hongjiu.lu@intel.com>
7610 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7611 vdrap_reg, stack_realign and drap_reg_saved.
7612 (add_cfi): Don't allow redefining CFA when DRAP is used.
7613 (reg_save): Handle stack alignment.
7614 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7615 alignment. Don't generate DWARF information for (set fp sp)
7617 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7619 (int_loc_descriptor): Move prototype forward. Also define if
7620 DWARF2_UNWIND_INFO is true.
7621 (output_cfa_loc): Handle DW_CFA_expression.
7622 (build_cfa_aligned_loc): New.
7623 (based_loc_descr): Update assert for stack realign. For local
7624 variables, use sp+offset when stack is aligned without drap and
7625 fp+offset when stack is aligned with drap. For arguments, use
7626 cfa+offset when drap is used to align stack.
7628 2008-07-30 Joey Ye <joey.ye@intel.com>
7629 H.J. Lu <hongjiu.lu@intel.com>
7631 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7633 (ix86_gen_andsp): New.
7634 (ix86_user_incoming_stack_boundary): Likewise.
7635 (ix86_default_incoming_stack_boundary): Likewise.
7636 (ix86_incoming_stack_boundary): Likewise.
7637 (ix86_can_eliminate): Likewise.
7638 (find_drap_reg): Likewise.
7639 (ix86_update_stack_boundary): Likewise.
7640 (ix86_get_drap_rtx): Likewise.
7641 (ix86_finalize_stack_realign_flags): Likewise.
7642 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7643 (TARGET_GET_DRAP_RTX): Likewise.
7644 (override_options): Overide option value for new options.
7645 (ix86_function_ok_for_sibcall): Remove check for
7646 force_align_arg_pointer.
7647 (ix86_handle_cconv_attribute): Likewise.
7648 (ix86_function_regparm): Likewise.
7649 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7650 (ix86_va_start): Replace virtual_incoming_args_rtx with
7651 crtl->args.internal_arg_pointer.
7652 (ix86_select_alt_pic_regnum): Check DRAP register.
7653 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7654 (ix86_compute_frame_layout): Compute frame layout wrt stack
7656 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7657 (ix86_expand_prologue): Decide if stack realignment is needed
7658 and generate prologue code accordingly.
7659 (ix86_expand_epilogue): Generate epilogue code wrt stack
7660 realignment is really needed or not.
7662 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7663 (ABI_STACK_BOUNDARY): Likewise.
7664 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7665 (STACK_REALIGN_DEFAULT): Likewise.
7666 (INCOMING_STACK_BOUNDARY): Likewise.
7667 (MAX_STACK_ALIGNMENT): Likewise.
7668 (ix86_incoming_stack_boundary): Likewise.
7669 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7670 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7671 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7672 (machine_function): Remove force_align_arg_pointer.
7674 * config/i386/i386.md (BX_REG): New.
7675 (R13_REG): Likewise.
7677 * config/i386/i386.opt (mforce_drap): New.
7678 (mincoming-stack-boundary): Likewise.
7679 (mstackrealign): Add Init(-1).
7681 * config/i386/i386-protos.h (ix86_can_eliminate): New
7683 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7685 * doc/extend.texi: Update force_align_arg_pointer.
7687 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7690 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7691 (INCOMING_STACK_BOUNDARY): Likewise.
7692 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7693 (TARGET_GET_DRAP_RTX): Likewise.
7695 2008-07-30 Andreas Schwab <schwab@suse.de>
7697 PR rtl-optimization/36929
7698 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7699 add_insn_before and fix argument order.
7700 (replace_inc_dec_mem): Handle NULL rtx.
7702 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7704 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7706 (arm_compute_initial_elimination_offset): Use it.
7707 (arm_compute_save_reg_mask): Include static chain save slot when
7708 calculating alignment.
7709 (arm_get_frame_offsets): Ditto.
7710 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7711 that we can use to decrement the stack when the stack decrement
7712 could be too big for an immediate value in a single insn.
7713 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7715 2008-07-30 Richard Guenther <rguenther@suse.de>
7717 PR tree-optimization/36967
7718 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7719 Release defs of statements we remove.
7721 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7723 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7724 instead of NULL_RTVEC.
7726 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7730 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7733 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7735 * final.c (call_from_call_insn): New.
7736 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7738 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7740 * configure.ac: Substitute ADA_CFLAGS.
7741 * configure: Regenerate.
7742 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7743 * Makefile.in: Remove mention of X_* variables.
7744 * config/pa/x-ada-hpux10: Remove.
7745 * config/pa/x-ada: Remove.
7747 * doc/fragments.texi: Update.
7749 2008-07-30 Olivier Hainque <hainque@adacore.com>
7751 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7752 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7753 __dso_handle explicitly here.
7755 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7758 * c-typeck.c (build_binary_op): Encapsulate code into...
7759 * c-common.c (shorten_binary_op): ...this new function.
7760 (conversion_warning): Use the new function. Handle non-negative
7761 constant in bitwise-and.
7762 * c-common.h (shorten_binary_op): Declare.
7764 2008-07-30 Olivier Hainque <hainque@adacore.com>
7766 * scan.c (make_sstring_space): Add explicit conversions of
7767 allocator's return value.
7768 * fix-header.c (recognized_function): Likewise.
7770 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7772 * doc/cpp.texi: Update to GFDL 1.2.
7773 * doc/gcc.texi: Do not list GPL as Invariant Section.
7774 * doc/gccint.texi: Likewise. Update copyright years.
7775 * doc/install.texi: Update copyright years.
7777 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7780 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7781 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7783 2008-07-29 Jan Hubicka <jh@suse.cz>
7785 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7786 (grokdeclarator): Likewise.
7787 * langhooks.c (lhd_warn_unused_global_decl): Use
7788 DECL_DECLARED_INLINE_P.
7789 * print-tree.c (print_node): Remove DECL_INLINE check.
7791 2008-07-29 Richard Guenther <rguenther@suse.de>
7793 PR tree-optimization/36945
7794 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7795 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7796 Record invariant addresses un-decomposed.
7797 (copy_reference_ops_from_call): Record reference call
7798 arguments properly. Simplify.
7799 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7800 helper split out from ...
7801 (create_component_ref_by_pieces): ... here. Simplify.
7802 Prepare for recursive invocation for call arguments.
7803 (create_expression_by_pieces): Adjust call to
7804 create_component_ref_by_pieces.
7805 (compute_avail): Process operand 2 of reference ops.
7807 2008-07-29 Richard Guenther <rguenther@suse.de>
7809 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7811 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7813 * c-format.c (check_format_types): Revert unwanted checkin.
7815 2008-07-29 Jan Hubicka <jh@suse.cz>
7817 * flags.h (flag_really_no_inline): Remove.
7818 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7819 * toplev.c (flag_really_no_inline): Remove.
7820 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7821 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7822 (cgraph_decide_inlining_incrementally): Likewise.
7823 (compute_inline_parameters): Likewise.
7824 * opts.c (decode_options): Simplify.
7825 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7826 * common.opt (finline): Initialize to 1.
7827 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7829 2008-07-29 Jan Hubicka <jh@suse.cz>
7831 * predict.c (always_optimize_for_size_p): New function.
7832 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7833 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7834 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7836 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7837 * function.c (prepare_function_start): Set default profile.
7838 * function.h (rtl_data): Add maybe_hot_insn_p.
7839 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7840 (construct_exit_block): Likewise.
7841 (tree_expand_cfg): Likewise.
7843 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7844 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7845 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7846 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7849 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7852 * c-decl.c (merge_decls): Merge USED flags.
7854 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7856 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7857 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7858 next_stack, lab_false and lab_over trees.
7860 2008-07-28 Richard Guenther <rguenther@suse.de>
7862 PR tree-optimization/36957
7863 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7864 (useless_type_conversion_p): Remove.
7865 (types_compatible_p): Remove.
7866 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7867 (useless_type_conversion_p): Declare.
7868 (types_compatible_p): Declare.
7869 (gimple_expr_type): Return the base type only if it is
7870 trivially convertible to the subtype.
7872 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7874 * configure.ac: Use the m4_do macro to concatenate the warnings into
7875 one string in ACX_PROG_CC_WARNING_OPTS,
7876 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7877 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7878 * configure: Regenerate.
7880 2008-07-28 Richard Guenther <rguenther@suse.de>
7882 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7883 (insert_fake_stores): Remove.
7884 (realify_fake_stores): Likewise.
7885 (execute_pre): Remove dead code.
7886 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7887 (find_func_aliases): Deal with it here instead.
7888 Re-enable gcc_unreachable call.
7890 2008-07-28 Richard Guenther <rguenther@suse.de>
7892 Merge from gimple-tuples-branch.
7894 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7895 * gimple.def: New file.
7896 * gsstruct.def: Likewise.
7897 * gimple-iterator.c: Likewise.
7898 * gimple-pretty-print.c: Likewise.
7899 * tree-gimple.c: Removed. Merged into ...
7900 * gimple.c: ... here. New file.
7901 * tree-gimple.h: Removed. Merged into ...
7902 * gimple.h: ... here. New file.
7904 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7905 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7906 --enable-checking=gimple flag.
7907 * config.in: Likewise.
7908 * configure: Regenerated.
7910 * tree-ssa-operands.h: Tuplified.
7911 * tree-vrp.c: Likewise.
7912 * tree-loop-linear.c: Likewise.
7913 * tree-into-ssa.c: Likewise.
7914 * tree-ssa-loop-im.c: Likewise.
7915 * tree-dump.c: Likewise.
7916 * tree-complex.c: Likewise.
7917 * cgraphbuild.c: Likewise.
7918 * tree-ssa-threadupdate.c: Likewise.
7919 * tree-ssa-loop-niter.c: Likewise.
7920 * tree-pretty-print.c: Likewise.
7921 * tracer.c: Likewise.
7922 * gengtype.c: Likewise.
7923 * tree-loop-distribution.c: Likewise.
7924 * tree-ssa-loop-unswitch.c: Likewise.
7925 * cgraph.c: Likewise.
7926 * cgraph.h: Likewise.
7927 * tree-ssa-loop-manip.c: Likewise.
7928 * value-prof.c: Likewise.
7929 * tree-ssa-loop-ch.c: Likewise.
7930 * tree-tailcall.c: Likewise.
7931 * value-prof.h: Likewise.
7934 * tree-pass.h: Likewise.
7935 * ipa-cp.c: Likewise.
7936 * tree-scalar-evolution.c: Likewise.
7937 * tree-scalar-evolution.h: Likewise.
7938 * target.h: Likewise.
7939 * lambda-mat.c: Likewise.
7940 * tree-phinodes.c: Likewise.
7941 * diagnostic.h: Likewise.
7942 * builtins.c: Likewise.
7943 * tree-ssa-alias-warnings.c: Likewise.
7944 * cfghooks.c: Likewise.
7945 * fold-const.c: Likewise.
7946 * cfghooks.h: Likewise.
7947 * omp-low.c: Likewise.
7948 * tree-ssa-dse.c: Likewise.
7949 * ipa-reference.c: Likewise.
7950 * tree-ssa-uncprop.c: Likewise.
7951 * toplev.c: Likewise.
7952 * tree-gimple.c: Likewise.
7953 * tree-gimple.h: Likewise.
7954 * tree-chrec.c: Likewise.
7955 * tree-chrec.h: Likewise.
7956 * tree-ssa-sccvn.c: Likewise.
7957 * tree-ssa-sccvn.h: Likewise.
7958 * cgraphunit.c: Likewise.
7959 * tree-ssa-copyrename.c: Likewise.
7960 * tree-ssa-ccp.c: Likewise.
7961 * tree-ssa-loop-ivopts.c: Likewise.
7962 * tree-nomudflap.c: Likewise.
7963 * tree-call-cdce.c: Likewise.
7964 * ipa-pure-const.c: Likewise.
7965 * c-format.c: Likewise.
7966 * tree-stdarg.c: Likewise.
7967 * tree-ssa-math-opts.c: Likewise.
7968 * tree-ssa-dom.c: Likewise.
7969 * tree-nrv.c: Likewise.
7970 * tree-ssa-propagate.c: Likewise.
7971 * ipa-utils.c: Likewise.
7972 * tree-ssa-propagate.h: Likewise.
7973 * tree-ssa-alias.c: Likewise.
7974 * gimple-low.c: Likewise.
7975 * tree-ssa-sink.c: Likewise.
7976 * ipa-inline.c: Likewise.
7977 * c-semantics.c: Likewise.
7978 * dwarf2out.c: Likewise.
7980 * tree-ssa-loop-ivcanon.c: Likewise.
7981 * predict.c: Likewise.
7982 * tree-ssa-loop.c: Likewise.
7983 * tree-parloops.c: Likewise.
7984 * tree-ssa-address.c: Likewise.
7985 * tree-ssa-ifcombine.c: Likewise.
7986 * matrix-reorg.c: Likewise.
7987 * c-decl.c: Likewise.
7988 * tree-eh.c: Likewise.
7989 * c-pretty-print.c: Likewise.
7990 * lambda-trans.c: Likewise.
7991 * function.c: Likewise.
7992 * langhooks.c: Likewise.
7993 * ebitmap.h: Likewise.
7994 * tree-vectorizer.c: Likewise.
7995 * function.h: Likewise.
7996 * langhooks.h: Likewise.
7997 * tree-vectorizer.h: Likewise.
7998 * ipa-type-escape.c: Likewise.
7999 * ipa-type-escape.h: Likewise.
8000 * domwalk.c: Likewise.
8001 * tree-if-conv.c: Likewise.
8002 * profile.c: Likewise.
8003 * domwalk.h: Likewise.
8004 * tree-data-ref.c: Likewise.
8005 * tree-data-ref.h: Likewise.
8006 * tree-flow-inline.h: Likewise.
8007 * tree-affine.c: Likewise.
8008 * tree-vect-analyze.c: Likewise.
8009 * c-typeck.c: Likewise.
8010 * gimplify.c: Likewise.
8011 * coretypes.h: Likewise.
8012 * tree-ssa-phiopt.c: Likewise.
8013 * calls.c: Likewise.
8014 * tree-ssa-coalesce.c: Likewise.
8015 * tree.def: Likewise.
8016 * tree-dfa.c: Likewise.
8017 * except.c: Likewise.
8018 * except.h: Likewise.
8019 * cfgexpand.c: Likewise.
8020 * tree-cfgcleanup.c: Likewise.
8021 * tree-ssa-pre.c: Likewise.
8022 * tree-ssa-live.c: Likewise.
8023 * tree-sra.c: Likewise.
8024 * tree-ssa-live.h: Likewise.
8025 * tree-predcom.c: Likewise.
8026 * lambda.h: Likewise.
8027 * tree-mudflap.c: Likewise.
8028 * ipa-prop.c: Likewise.
8029 * print-tree.c: Likewise.
8030 * tree-ssa-copy.c: Likewise.
8031 * ipa-prop.h: Likewise.
8032 * tree-ssa-forwprop.c: Likewise.
8033 * ggc-page.c: Likewise.
8034 * c-omp.c: Likewise.
8035 * tree-ssa-dce.c: Likewise.
8036 * tree-vect-patterns.c: Likewise.
8037 * tree-ssa-ter.c: Likewise.
8038 * tree-nested.c: Likewise.
8039 * tree-ssa.c: Likewise.
8040 * lambda-code.c: Likewise.
8041 * tree-ssa-loop-prefetch.c: Likewise.
8042 * tree-inline.c: Likewise.
8043 * tree-inline.h: Likewise.
8044 * tree-iterator.c: Likewise.
8045 * tree-optimize.c: Likewise.
8046 * tree-ssa-phiprop.c: Likewise.
8047 * tree-vect-transform.c: Likewise.
8048 * tree-object-size.c: Likewise.
8049 * tree-outof-ssa.c: Likewise.
8050 * cfgloop.c: Likewise.
8051 * system.h: Likewise.
8052 * tree-profile.c: Likewise.
8053 * cfgloop.h: Likewise.
8054 * c-gimplify.c: Likewise.
8055 * c-common.c: Likewise.
8056 * tree-vect-generic.c: Likewise.
8057 * tree-flow.h: Likewise.
8058 * c-common.h: Likewise.
8059 * basic-block.h: Likewise.
8060 * tree-ssa-structalias.c: Likewise.
8061 * tree-switch-conversion.c: Likewise.
8062 * tree-ssa-structalias.h: Likewise.
8063 * tree-cfg.c: Likewise.
8064 * passes.c: Likewise.
8065 * ipa-struct-reorg.c: Likewise.
8066 * ipa-struct-reorg.h: Likewise.
8067 * tree-ssa-reassoc.c: Likewise.
8068 * cfgrtl.c: Likewise.
8069 * varpool.c: Likewise.
8071 * tree-ssanames.c: Likewise.
8072 * tree-ssa-threadedge.c: Likewise.
8073 * langhooks-def.h: Likewise.
8074 * tree-ssa-operands.c: Likewise.
8075 * config/alpha/alpha.c: Likewise.
8076 * config/frv/frv.c: Likewise.
8077 * config/s390/s390.c: Likewise.
8078 * config/m32c/m32c.c: Likewise.
8079 * config/m32c/m32c-protos.h: Likewise.
8080 * config/spu/spu.c: Likewise.
8081 * config/sparc/sparc.c: Likewise.
8082 * config/i386/i386.c: Likewise.
8083 * config/sh/sh.c: Likewise.
8084 * config/xtensa/xtensa.c: Likewise.
8085 * config/stormy16/stormy16.c: Likewise.
8086 * config/ia64/ia64.c: Likewise.
8087 * config/rs6000/rs6000.c: Likewise.
8088 * config/pa/pa.c: Likewise.
8089 * config/mips/mips.c: Likewise.
8091 2008-07-28 Simon Baldwin <simonb@google.com>
8093 * c-pragma.c (handle_pragma_message): New function.
8094 (init_pragma): Register handle_pragma_message.
8095 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8098 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8100 PR tree-optimization/35252
8101 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8102 REALPART_EXPR to be considered as same load operation.
8104 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8106 PR tree-optimization/36830
8107 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8108 (expressions_equal_p): Return false if only one operand is null.
8110 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8112 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8113 version requirements.
8115 2008-07-26 Olivier Hainque <hainque@adacore.com>
8117 * collect2.c (symkind): New enum. Symbol kinds we care about.
8118 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8119 code and head comment accordingly.
8120 (scan_prog_file): Use symkind names instead of bare integers.
8122 2008-07-25 Jan Hubicka <jh@suse.cz>
8124 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8126 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8127 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8128 * dojump.c (clear_pending_stack_adjust): Likewise.
8129 * print-tree.c (print_node): Ignore DECL_INLINE.
8130 * tree-inline.c (inlinable_function_p): Likewise.
8132 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8134 * doc/extend.texi (hot attribute): Document that the hot attribute
8135 turns on -O3 for some ports.
8136 (cold attribute): Document that the cold attribute turns on -Os
8139 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8140 reflect function specific option support.
8142 * target.h (struct target_option_hooks): Add fields to say whether
8143 the cold attribute implies -Os and the hot attribute implies -O3.
8145 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8146 By default, do not turn on -Os for cold functions.
8147 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8148 not turn on -O3 for hot functions.
8150 * c-common.c (handle_hot_attribute): Use target hook to determine
8151 if hot functions should enable -O3.
8152 (handle_cold_attribute): Use target hook to determine if cold
8153 functions should enable -Os.
8155 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8156 (override_options): Move disable scheduling to
8157 optimization_options.
8158 (optimization_options): Disable scheduling here, not
8160 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8161 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8163 * config/ia64/ia64.c (ia64_override_options): Move setting
8164 scheduling flags to ia64_optimization_options.
8165 (ia64_optimization_options): Disable scheduling options here, and
8166 not in ia64_override_options.
8167 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8168 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8170 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8173 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8175 2008-07-25 Martin Jambor <mjambor@suse.cz>
8177 PR tree-optimization/36926
8178 * ipa-prop.c (ipa_analyze_call_uses): Call
8179 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8181 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8183 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8184 movv2si_internal): Add mem = reg alternative.
8186 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8189 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8190 DEFAULT_PCC_STRUCT_RETURN to 127.
8192 2008-07-24 Jan Hubicka <jh@suse.cz>
8194 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8195 (build_cgraph_edges): Likewise.
8196 * cgraph.c (cgraph_node): Do not update assembler hash.
8197 (cgraph_remove_node): Drop non-unit-at-a-time code.
8198 * tree-pass.h (pass_O0_always_inline): Remove.
8199 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8200 * toplev.c (process_options): Flag unit-at-a-time does not imply
8202 * cgraphunit.c: Update comments.
8203 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8204 (cgraph_assemble_pending_functions): Remove.
8205 (cgraph_reset_node): Drop non-unit-at-a-time code.
8206 (cgraph_finalize_function): Likewise.
8207 (cgraph_analyze_function): Likewise.
8208 (cgraph_finalize_compilation_unit): Likewise.
8209 (cgraph_expand_function): Likewise.
8210 (cgraph_optimize): Likesise.
8211 (save_inline_function_body): Likewise.
8212 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8213 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8214 * ipa-inline.c: Update comments.
8215 (enum inlining_mode): remove INLINE_SPEED.
8216 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8217 (cgraph_mark_inline_edge): Likewise.
8218 (try_inline): Likewise.
8219 (cgraph_decide_inlining_incrementally): Likewise.
8220 (cgraph_gate_inlining): Remove.
8221 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8222 (cgraph_gate_early_inlining): Likewise.
8223 (gate_inline_passes): Remove.
8224 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8225 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8226 pass_O0_always_inline): Remove.
8227 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8228 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8229 * opts.c (no_unit_at_a_time_default): Remove.
8230 (decode_options): Remove flag_unit_at_a_time reset and warning.
8231 * opts.h (no_unit_at_a_time_default): Remove.
8232 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8233 early in GNU dialect.
8234 (merge_decls): Update comment; drop unit-at-a-time check.
8235 (finish_decl): Likewise.
8236 (grok_declaration): Remove flag_inline_trees code.
8237 (finish_functions): Return on function returning non-void on all
8239 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8240 * cfgexpand.c (expand_one_static_var): Remove.
8241 (expand_one_var): Remove expand_one_static_var call.
8242 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8243 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8244 and flag_unit_at_a-time compatibility checks.
8245 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8246 * tree-inline.c (flag_inline_trees): Remove.
8247 (inlinable_function_p): Don't check it.
8248 (expand_call_inline): Remove non-unit-at-a-time code.
8249 * tree-inline.h (flag_inline_trees): Remove.
8250 * tree-optimize.c (execute_early_local_optimizations): Remove
8251 unit-at-a-time checks.
8252 (tree_rest_of_compilation): Likewise.
8253 * combine.c (setup_incoming_promotions): Likewise.
8254 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8255 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8256 * passes.c (pass_inline_parameters): Update comments; remove
8257 O0_alwaysinline pass.
8258 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8259 (execute_one_pass): Likewise.
8260 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8261 (ix86_function_sseregparm): Likewise.
8262 * arm.c (arm_function_in_section_p): Likewise.
8263 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8264 * varpool.c: Update comments.
8265 (decide_is_variable_needed): Remove unit-at-a-time checks.
8266 (varpool_finalize_decl): Likewise.
8268 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8270 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8272 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8274 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8276 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8277 imp symbol extension.
8279 2008-07-23 Ian Lance Taylor <iant@google.com>
8281 * tree-vrp.c (infer_value_range): Ignore asm statements when
8282 looking for memory accesses for -fdelete-null-pointer-checks.
8284 2008-07-24 Ben Elliston <bje@au.ibm.com>
8286 * config/spu/spu-c.c (__vector_keyword): New variable.
8287 (vector_keyword): Likewise.
8288 (spu_categorize_keyword): New function.
8289 (spu_macro_to_expand): Likewise.
8290 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8291 compiling an ISO C dialect.
8293 2008-07-24 Ben Elliston <bje@au.ibm.com>
8295 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8298 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8300 * configure: Regenerate.
8301 * configure.ac: Require texinfo 4.7.
8302 * doc/install.texi: Document texinfo 4.7 requirement.
8304 2008-07-23 Martin Jambor <mjambor@suse.cz>
8306 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8307 rather than for DECL_SAVED_TREE.
8308 * ipa-prop.c: Include diagnostic.h.
8309 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8311 (ipa_detect_param_modifications): Function rewritten from scratch.
8312 (ipa_compute_jump_functions): Changed accesses to modification flags.
8313 (ipa_free_node_params_substructures): Update flags destruction.
8314 (ipa_node_duplication_hook): Update flags duplication.
8315 (ipa_print_all_params_modified): Updated flag access.
8316 * ipa-prop.h (struct ipa_param_flags): New structure.
8317 (struct ipa_node_params): New field modification_analysis_done,
8318 modified_flags changed into param_flags.
8319 (ipa_is_ith_param_modified): Changed to use new flags.
8320 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8322 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8323 ipa-cp.c and split into two functions.
8324 (ipa_print_node_jump_functions): New function.
8325 (compute_scalar_jump_functions): New function.
8326 (type_like_member_ptr_p): New function.
8327 (compute_pass_through_member_ptrs): New function.
8328 (fill_member_ptr_cst_jump_function): New function.
8329 (determine_cst_member_ptr): New function.
8330 (compute_cst_member_ptr_arguments): New function.
8331 (ipa_compute_jump_functions): Complete rewrite.
8332 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8333 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8334 (struct ipa_member_ptr_cst): New structure.
8335 (union jump_func_value): New field member_cst.
8336 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8337 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8338 jump function types.
8339 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8340 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8341 instead of ipcp_print_all_jump_functions.
8342 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8343 only for replacable scalars.
8345 * doc/invoke.texi (Optimize options): Add description of
8346 -findirect-inlining.
8347 * common.opt (flag_indirect_inlining): New flag.
8348 * opts.c (decode_options): Set flag_indirect_inlining when
8351 * ipa-inline.c: Include ipa-prop.h.
8352 (inline_indirect_intraprocedural_analysis): New function.
8353 (inline_generate_summary): Allocate parameter and argument info
8354 structures, call inline_indirect_intraprocedural_analysis on each
8355 node when doing indirect inlining and deallocate indirect inlining
8356 data structures in the end.
8357 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8358 (free_all_ipa_structures_after_iinln): New function.
8359 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8361 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8363 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8364 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8365 of computing the frequency separately.
8366 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8367 of computing the frequency separately.
8368 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8369 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8370 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8371 (ipa_get_stmt_member_ptr_load_param): New function.
8372 (ipa_is_ssa_with_stmt_def): New function.
8373 (ipa_note_param_call): New function.
8374 (ipa_analyze_call_uses): New function.
8375 (ipa_analyze_stmt_uses): New function.
8376 (ipa_analyze_params_uses): New function.
8377 (ipa_free_node_params_substructures): Also free the param_calls linked
8379 (ipa_node_duplication_hook): Also duplicate the param_calls
8381 (ipa_print_node_param_flags): New function.
8382 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8383 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8384 * ipa-prop.h (struct ipa_param_flags): New field called.
8385 (struct ipa_param_call_note): New structure.
8386 (struct ipa_node_params): New fields param_calls and
8388 (ipa_is_ith_param_called): New function.
8389 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8390 ipa_analyze_params_uses and dump parameter flags.
8392 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8393 ipa_propagate_indirect_call_infos if performing indirect inlining,
8394 pass a new parameter new_edges to it.
8395 (add_new_edges_to_heap): New fucntion.
8396 (cgraph_decide_inlining_of_small_functions): New vector
8397 new_indirect_edges for newly found indirect edges , call
8398 ipa_propagate_indirect_call_infos after inlining.
8399 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8400 inlining if performing indirect inlining. Call
8401 free_all_ipa_structures_after_iinln when doing so too.
8402 (inline_generate_summary): Do not call
8403 free_all_ipa_structures_after_iinln here.
8404 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8405 (print_edge_addition_message): New function.
8406 (update_call_notes_after_inlining): New function.
8407 (propagate_info_to_inlined_callees): New function.
8408 (ipa_propagate_indirect_call_infos): New function.
8409 * ipa-prop.h: Include cgraph.h
8410 (struct ipa_param_call_note): Fields reordered, new field processed.
8411 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8413 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8414 rediscovered call statements.
8415 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8416 (dump_cgraph_node): Dump also the indirect_call flag.
8417 (cgraph_clone_edge): Copy also the indirect_call flag.
8418 * tree-inline.c (copy_bb): Do not check for fndecls from call
8419 expressions, check for edge availability when moving clones.
8420 (get_indirect_callee_fndecl): New function.
8421 (expand_call_inline): If callee declaration is not apprent from
8422 the statement, try calling get_indirect_callee_fndecl. Do not
8423 issue warnings or call sorry when not inlinings an indirect edge.
8424 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8426 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8427 bit more frandly to matching.
8428 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8429 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8430 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8432 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8435 * opth-gen.awk: Suppress function specific features when building
8437 * optc-gen.awk: Ditto.
8439 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8442 * diagnostic.c (pedwarn): Add opt parameter.
8444 * c-tree.h (pedwarn_init): Add opt parameter.
8445 (pedwarn_c90): Likewise.
8446 (pedwarn_c99): Likewise.
8447 * c-errors.c (pedwarn_c99): Likewise.
8448 (pedwarn_c90): Likewise.
8449 * toplev.h (pedwarn): Update declaration.
8450 (pedwarn0): Declare.
8451 * c-lex.c: All calls to pedwarn changed.
8452 * builtins.c: All calls to pedwarn changed.
8453 * toplev.c: All calls to pedwarn changed.
8454 * c-decl.c: All calls to pedwarn changed.
8455 * c-typeck.c: All calls to pedwarn changed.
8456 * c-common.c: All calls to pedwarn changed.
8457 * c-parser.c: All calls to pedwarn changed.
8459 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8460 Karthik Kumar <karthikkumar@gmail.com>
8462 * attribs.c (file scope): Include c-common.h.
8463 (decl_attributes): Add support for #pragma GCC optimize and
8466 * targhooks.c (default_can_inline_p): New function that is the
8467 default for the TARGET_CAN_INLINE_P target hook.
8469 * targhooks.h (default_can_inline_p): Add declaration.
8471 * tree.c (cl_optimization_node): New static tree for building
8472 OPTIMIZATION_NODE tree.
8473 (cl_target_option_node): New static tree for building
8474 TARGET_OPTION_NODE tree.
8475 (cl_option_hash_table): New hash table for hashing
8476 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8477 (cl_option_hash_hash): New function to provide the hash value for
8478 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8479 (cl_option_hash_eq): New function to provide an equality test for
8480 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8481 (tree_code_size): Add support for OPTIMIZATION_NODE and
8482 TARGET_OPTION_NODE trees.
8483 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8484 TARGET_OPTION_NODE trees.
8485 (build_optimization_node): Build a tree that has all of the
8486 current optimization options.
8487 (build_target_option_node): Build a tree that has the target
8488 options that might be changed on a per function basis.
8490 * tree.h (file scope): Include options.h.
8491 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8492 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8493 (TREE_OPTIMIZATION): Ditto.
8494 (TREE_TARGET_SPECIFIC): Ditto.
8495 (struct tree_function_decl): Add fields for remembering the
8496 current optimization options and target specific options.
8497 (struct tree_optimization_option): New tree variant that remembers
8498 the optimization options.
8499 (struct tree_target_option): New tree variant that remembers the
8500 target specific flags that might change for compiling a particular
8502 (union tree_node): Include tree_optimization_option and
8503 tree_target_option fields.
8504 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8505 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8506 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8507 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8508 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8509 optimization and target options.
8510 (optimization_default_node): New macro to refer to global_trees
8512 (optimization_current_node): Ditto.
8513 (optimization_cold_node): Ditto.
8514 (optimization_hot_node): Ditto.
8515 (target_option_default_node): Ditto.
8516 (target_option_current_node): Ditto.
8517 (current_option_pragma): Ditto.
8518 (current_optimize_pragma): Ditto.
8520 * target.h (struct gcc_target): Add valid_option_attribute_p,
8521 target_option_save, target_option_restore, target_option_print,
8522 target_option_pragma_parse, and can_inline_p hooks.
8524 * toplev.h (parse_optimize_options): Add declaration.
8525 (fast_math_flags_struct_set_p): Ditto.
8527 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8528 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8531 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8532 tree_can_inline_p hook to see if one function can inline another.
8533 (cgraph_decide_inlining): Ditto.
8534 (cgraph_decide_inlining_incrementally): Ditto.
8536 * opts.c (decode_options): Add support for running multiple times
8537 to allow functions with different target or optimization options
8538 than was specified on the command line.
8539 (fast_math_flags_struct_set_p): New function that is similar to
8540 fast_math_flags_set_p, except it uses the values in the
8541 cl_optimization structure instead of global variables.
8543 * optc-gen.awk: Add support for TargetSave to allow a back end to
8544 declare new fields that need to be saved when using function
8545 specific options. Include flags.h and target.h in the options.c
8546 source. Add support for Save to indicate which options can be set
8547 for individual functions. Generate cl_optimize_save,
8548 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8549 cl_target_option_restore, cl_target_option_print functions to
8550 allow functions to use different optimization or target options.
8552 * opt-functions.awk (var_type_struct): Return the type used for
8553 storing the field in a structure.
8555 * opth-gen.awk: Add support for TargetSave to allow a back end to
8556 declare new fields that need to be saved when using function
8557 specific options. Add support for Save to indicate which options
8558 can be set for individual functions. Only generate one extern for
8559 Mask fields. Generate cl_optimization and cl_target_option
8560 structures to remember optimization and target options.
8562 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8563 collecting new tree nodes.
8564 (TS_TARGET_OPTION): Ditto.
8566 * c-decl.c (merge_decls): Merge function specific target and
8567 optimization options.
8569 * function.c (invoke_set_current_function_hook): If the function
8570 uses different optimization options, change the global variables
8573 * coretypes.h (struct cl_optimization): Add forward reference.
8574 (struct cl_target_option): Ditto.
8576 * c-pragma.c (option_stack): New static vector to remember the
8577 current #pragma GCC option stack.
8578 (handle_pragma_option): New function to support #pragma GCC option
8579 to change target options.
8580 (optimize_stack): New static vector to remember the current
8581 #pragma GCC optimize stack.
8582 (handle_pragma_optimize): New function to support #pragma GCC
8583 optimize to change optimization options.
8584 (init_pragma): Add support for #pragma GCC optimize and #pragma
8587 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8588 optimization options.
8589 (TARGET_OPTION_NODE): New tree code for remembering certain target
8592 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8593 TARGET_OPTION_NODE trees.
8595 * common.opt (-O): Add Optimization flag.
8597 (-fmath-errno): Ditto.
8598 (-falign-functions): Add UInteger flag to make sure flag gets full
8599 int in cl_optimization structure.
8600 (-falign-jumps): Ditto.
8601 (-falign-labels): Ditto.
8602 (-falign-loops): Ditto.
8603 (-fsched-stalled-insns): Ditto.
8604 (-fsched-stalled-insns-dep): Ditto.
8606 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8608 (TARGET_OPTION_SAVE): Ditto.
8609 (TARGET_OPTION_RESTORE): Ditto.
8610 (TARGET_OPTION_PRINT): Ditto.
8611 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8612 (TARGET_CAN_INLINE_P): Ditto.
8613 (TARGET_INITIALIZER): Add new hooks.
8615 * tree-inline.c (tree_can_inline_p): New function to determine
8616 whether one function can inline another. Check if the functions
8617 use compatible optimization options, and also call the backend
8620 * tree-inline.h (tree_can_inline_p): Add declaration.
8622 * c-common.c (c_common_attribute): Add support for option and
8623 optimize attributes.
8624 (handle_option_attribute): Add support for the option attribute to
8625 allow the user to specify different target options for compiling a
8627 (handle_optimize_attribute): Add support for the optimize
8628 attribute to allow the user to specify different optimization
8629 options for compiling a specific function.
8630 (handle_hot_attribute): Turn on -O3 optimization for this one
8631 function if it isn't the default optimization level.
8632 (handle_cold_attribute): Turn on -Os optimization for this one
8633 function if it insn't the default optimization.
8634 (const_char_p): New const char * typedef.
8635 (optimize_args): New static vector to remember the optimization
8637 (parse_optimize_options): New function to set up the optimization
8638 arguments from either the optimize attribute or #pragma GCC optimize.
8640 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8641 (builtin_define_std): Ditto.
8643 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8644 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8645 (x86_64-*-*): Ditto.
8647 * Makefile.in (TREE_H): Add options.h.
8648 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8650 * doc/extend.texi (option attribute): Document new attribute.
8651 (optimize attribute): Ditto.
8652 (hot attribute): Document hot attribute sets -O3.
8653 (cold attribute): Document cold attribute sets -Os.
8654 (#pragma GCC option): Document new pragma.
8655 (#pragma GCC optimize): Ditto.
8657 * doc/options.texi (TargetSave): Document TargetSave syntax.
8658 (UInteger): Document UInteger must be used for certain flags.
8659 (Save): Document Save option to create target specific options
8660 that can be saved/restored on a function specific context.
8662 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8663 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8665 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8666 (TARGET_OPTION_SAVE): Ditto.
8667 (TARGET_OPTION_RESTORE): Ditto.
8668 (TARGET_OPTION_PRINT): Ditto.
8669 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8670 (TARGET_CAN_INLINE_P): Ditto.
8672 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8674 (-mfpmath=both): Ditto.
8676 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8677 Karthik Kumar <karthikkumar@gmail.com>
8679 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8680 (TARGET_POPCNT): Ditto.
8681 (TARGET_SAHF): Ditto.
8682 (TARGET_AES): Ditto.
8683 (TARGET_PCLMUL): Ditto.
8684 (TARGET_CMPXCHG16B): Ditto.
8685 (TARGET_RECIP): Move switch into target_flags.
8686 (TARGET_FUSED_MADD): Ditto.
8687 (ix86_arch_features): Make an unsigned char type.
8688 (ix86_tune_features): Ditto.
8689 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8690 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8691 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8693 * config/i386/i386.opt (arch): New TargetSave field to define
8694 fields that need to be saved for function specific option support.
8697 (branch_cost): Ditto.
8698 (ix86_isa_flags_explicit): Ditto.
8699 (tune_defaulted): Ditto.
8700 (arch_specified): Ditto.
8701 (-m128-long-double): Add Save flag to save option for target
8702 specific option support.
8704 (-maccumulate-outgoing-args): Ditto.
8705 (-malign-double): Ditto.
8706 (-malign-stringops): Ditto.
8707 (-mfancy-math-387): Ditto.
8708 (-mhard-float): Ditto.
8710 (-minline-all-stringops): Ditto.
8711 (-minline-stringops-dynamically): Ditto.
8712 (-mms-bitfields): Ditto.
8713 (-mno-align-stringops): Ditto.
8714 (-mno-fancy-math-387): Ditto.
8715 (-mno-push-args): Ditto.
8716 (-mno-red-zone): Ditto.
8717 (-mpush-args): Ditto.
8718 (-mred-zone): Ditto.
8720 (-msseregparm): Ditto.
8721 (-mstack-arg-probe): Ditto.
8736 (-mrecip): Move flag into target_flags.
8738 (-mno-fused-madd): Ditto.
8739 (-mfused-madd): Ditto.
8740 (-mabm): Move flag into ix86_isa_flags.
8747 * config/i386/i386-c.c: New file for #pragma support.
8748 (ix86_target_macros_internal): New function to #define or #undef
8749 target macros based when the user uses the #pragma GCC option to
8750 change target options.
8751 (ix86_pragma_option_parse): New function to add #pragma GCC option
8753 (ix86_target_macros): Move defining the target macros here from
8754 TARGET_CPU_CPP_BUILTINS in i386.h.
8755 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8756 defined, initialize any subtarget #pragmas.
8758 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8759 REGISTER_TARGET_PRAGMAS.
8761 * config/i386/t-i386: New file for x86 dependencies.
8762 (i386.o): Make dependencies mirror the include files used.
8763 (i386-c.o): New file, add dependencies.
8765 * config/i386/i386-protos.h (override_options): Add bool argument.
8766 (ix86_valid_option_attribute_tree): Add declaration.
8767 (ix86_target_macros): Ditto.
8768 (ix86_register_macros): Ditto.
8770 * config/i386/i386.c (ix86_tune_features): Move initialization of
8771 the target masks to initial_ix86_tune_features to allow functions
8772 to have different target options. Make type unsigned char,
8773 instead of unsigned int.
8774 (initial_ix86_tune_features): New static vector to hold processor
8775 masks for the tune variables.
8776 (ix86_arch_features): Move initialization of the target masks to
8777 initial_ix86_arch_features to allow functions to have different
8778 target options. Make type unsigned char, instead of unsigned int.
8779 (initial_ix86_arch_features): New static vector to hold processor
8780 masks for the arch variables.
8781 (enum ix86_function_specific_strings): New enum to describe the
8782 string options used for attribute((option(...))).
8783 (ix86_target_string): New function to return a string that
8784 describes the target options.
8785 (ix86_debug_options): New function to print the current options in
8787 (ix86_function_specific_save): New function hook to save the
8788 function specific global variables in the cl_target_option structure.
8789 (ix86_function_specific_restore): New function hook to restore the
8790 function specific variables from the cl_target_option structure to
8791 the global variables.
8792 (ix86_function_specific_print): New function hook to print the
8793 target specific options in the cl_target_option structure.
8794 (ix86_valid_option_attribute_p): New function hook to validate
8795 attribute((option(...))) arguments.
8796 (ix86_valid_option_attribute_tree): New function that is common
8797 code between attribute((option(...))) and #pragma GCC option
8798 support that parses the options and returns a tree holding the options.
8799 (ix86_valid_option_attribute_inner_p): New helper function for
8800 ix86_valid_option_attribute_tree.
8801 (ix86_can_inline_p): New function hook to decide if one function
8802 can inline another on a target specific basis.
8803 (ix86_set_current_function); New function hook to switch target
8804 options if the user used attribute((option(...))) or #pragma GCC
8806 (ix86_tune_defaulted): Move to static file scope from
8808 (ix86_arch_specified): Ditto.
8809 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8811 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8812 (OPTION_MASK_ISA_ABM_SET): Ditto.
8813 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8814 (OPTION_MASK_ISA_CX16_SET): Ditto.
8815 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8816 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8817 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8818 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8819 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8820 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8821 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8822 (struct ptt): Move to static file scope from override_options.
8823 (processor_target_table): Ditto.
8825 (ix86_handle_option): Add support for options that are now isa options.
8826 (override_options): Add support for declaring functions that
8827 support different target options than were specified on the
8828 command line. Move struct ptt, processor_target_table, cpu_names,
8829 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8830 Add bool argument. Fix up error messages so the appropriate error
8831 is given for either command line or attribute.
8832 (ix86_previous_fndecl): New static to remember previous function
8833 declaration to see if we need to change target options.
8834 (ix86_builtins_isa): New array to record the ISA of each builtin
8836 (def_builtin): Always create the builtin function, even if the
8837 current ISA doesn't support it.
8838 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8839 tests for those builtins.
8840 (ix86_init_builtins): Remove TARGET_MMX test for calling
8841 ix86_init_mmx_sse_builtins.
8842 (ix86_expand_builtin): If the current ISA doesn't support a given
8843 builtin, signal an error.
8844 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8845 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8846 (TARGET_OPTION_SAVE): Ditto.
8847 (TARGET_OPTION_RESTORE): Ditto.
8848 (TARGET_OPTION_PRINT): Ditto.
8849 (TARGET_CAN_INLINE_P): Ditto.
8851 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8853 * c-typeck.c (build_external_ref): Don't call assemble_external.
8854 * final.c (output_operand): Call assemble_external.
8856 2008-07-21 DJ Delorie <dj@redhat.com>
8858 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8859 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8861 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8863 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8864 original insn and splitter contents into ...
8865 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8866 flag_unsafe_math_optimizations. Add dummy scratch register.
8867 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8868 !flag_unsafe_math_optimizations. Returns number with next
8869 highest magnitude if this is still less or equal to the true
8870 quotient in magnitude.
8872 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8874 * Makefile.in: Replace toplev.h with TOPLEV_H.
8875 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8876 * c-lex.c (fe_file_change): Don't set in_system_header.
8877 * c-parser.c (c_token): Remove in_system_header.
8878 (c_lex_one_token): Don't set in_system_header.
8879 (c_parser_set_source_position_from_token): Don't set in_system_header.
8880 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8883 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8884 * flags.h (in_system_header): Remove.
8885 * function.c (saved_in_system_header): Remove.
8886 (push_cfun): Don't set in_system_header.
8887 (pop_cfun): Don't set in_system_header.
8888 (push_struct_function): Don't set in_system_header.
8889 * input.h (expanded_location): Add sysp.
8890 (in_system_header_at): New.
8891 (in_system_header): New.
8892 * toplev.c (in_system_header): Remove.
8893 * toplev.h: Include input.h
8895 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8896 * tree-ssa.c (warn_uninit): Call warning_at.
8897 (warn_uninitialized_var): Update calls to warn_uninit.
8898 (warn_uninitialized_phi): Update calls to warn_uninit.
8899 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8900 (expand_location): Initialize xloc.sysp.
8901 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8902 (tree_decl_with_vis): Remove in_system_header_flag.
8904 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8907 * recog.c (asm_operand_ok): Change the order of the extra
8908 memory constraint checks.
8910 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8913 * tree-switch-conversion.c (build_one_array): Call
8914 varpool_mark_needed_node and varpool_finalize_decl
8915 instead of assemble_variable.
8917 2008-07-19 Jan Hubicka <jh@suse.cz>
8919 * cgraph.c (cgraph_add_new_function): Do early local passes.
8920 * tree-nrv.c (gate_pass_return_slot): New gate.
8921 (pass_nrv): Add the gate.
8922 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8924 (coalesce_ssa_name): Coalesce SSA names.
8925 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8926 not optimizing so unused user vars remains visible.
8927 * common.opt (flag_tree_ter): Always enable by default.
8928 * tree-ssa-ter.c: Include flags.h
8929 (is_replaceable_p): Check that locations match; when aliasing
8930 is missing be conservative about loads.
8931 * tree-optimize.c (gate_init_datastructures): Remove.
8932 (pass_init_datastructures): New.
8933 * passes.c: Reorder passes so we always go into SSA.
8935 2008-07-19 Jan Hubicka <jh@suse.cz>
8937 * doc/extend.texi (flatten attribute): Remove note about
8939 * doc/invoke.texi (--combine): Likewise.
8940 (-finline-functions-called-once): Update levels when enabled.
8941 (-funit-at-a-time): Document new behaviour.
8942 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8943 -fno-section-anchors when disabled explicitly.
8944 (inline params): They are not ignored now.
8945 (precompiled headers): Remove unit-at-a-time as being incompatible.
8946 * opts.c (decode_options): Handle unit-at-a-time as alias;
8947 imply -fno-section-anchors when toplevel reorder is disabled
8949 * common.opt (ftoplevel-reorder): Set default value to 2.
8950 (funit-at-a-time): Set default value to 1.
8951 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8954 2008-07-19 Jan Hubicka <jh@suse.cz>
8956 * builtins.c (expand_builtin_int_roundingfn,
8957 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8960 2008-07-19 Richard Guenther <rguenther@suse.de>
8963 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8964 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8965 * tree-ssa-pre.c (get_expr_value_id): For newly created
8966 constant value-ids make sure to add the expression to its
8969 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8972 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8973 return value of the builtin is ignored.
8975 2008-07-19 Olivier Hainque <hainque@adacore.com>
8977 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8978 bits, a C conformant malloc implementation has to provide.
8979 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8981 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8985 * reload.c (find_reloads_subreg_address): Only reload address if
8986 reloaded == 0, not for reloaded != 1.
8989 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8990 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8991 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8992 m32c_legitimize_reload_address.
8994 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8995 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8996 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8998 2008-07-19 Olivier Hainque <hainque@adacore.com>
9000 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9001 argument, saying whether nested array are to be collapsed
9002 into a single array type DIE with multiple subscripts.
9003 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9004 issues, centralize the nested array types collapsing control and
9005 disable the transformation for Ada.
9007 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9010 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9012 (x86_64_shift_adj_2): New expander.
9013 (x86_64_shift_adj_3): Ditto.
9014 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9015 to split TImode operands.
9016 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9017 (ix86_split_lshr): Ditto.
9019 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9021 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9022 and __CHAR32_TYPE__.
9023 * c-typeck.c (digest_init): Support char16_t and char32_t.
9024 (set_nonincremental_init_from_string): Idem.
9026 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9029 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9030 PREFERRED_STACK_BOUNDARY.
9031 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9033 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9036 * function.c (locate_and_pad_parm): Cap boundary earlier.
9038 2008-07-17 Julian Brown <julian@codesourcery.com>
9040 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9041 no-op for targets which don't use DLLs.
9043 2008-07-17 Martin Jambor <mjambor@suse.cz>
9045 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9046 that nodes are relevant by examining the node->analyzed flag.
9047 (ipcp_init_stage): Check which nodes are relevant, assert that the
9048 relevant ones are also required.
9049 (ipcp_propagate_stage): Check on the side arrays are properly
9051 (ipcp_print_all_jump_functions): Make sure not to touch any node
9052 that is not analyzed or an edge that does not have a corresponding
9053 entry in the on-the-side vectors.
9054 (ipcp_function_scale_print): Likewise.
9055 (ipcp_update_callgraph): Check that the node is relevant.
9056 (ipcp_insert_stage): Check that the node is relevant. Check there is
9057 an info for every node and edge.
9058 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9059 (ipa_print_all_tree_maps): Likewise and a new variable info.
9060 (ipa_print_all_params_modified): Likewise.
9061 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9063 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9066 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9068 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9070 PR rtl-optimization/36753
9071 * fwprop.c (use_killed_between): Don't shortcut
9072 single-definition global registers.
9074 2008-07-16 Jan Hubicka <jh@suse.cz>
9076 * cgraph.h (varpool_empty_needed_queue): Declare.
9077 * cgraphunit.c (output_in_order): Mark all variables as needed;
9079 * varpool.c (varpool_assemble_node): Update debug queue.
9080 (varpool_assemble_pending_decls): Don't do it here.
9081 (varpool_empty_needed_queue): New function.
9083 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9085 * recog.c (peephole2_optimize): Fix formatting.
9087 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9089 * c-pch.c (get_ident): Avoid C++ keywords.
9090 * combine-stack-adj.c (single_set_for_csa): Likewise.
9091 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9092 output_asm_insn): Likewise.
9093 * reload.c (push_secondary_reload, find_reusable_reload,
9094 push_reload, combine_reloads, find_reloads,
9095 debug_reload_to_stream): Likewise.
9096 * reload.h (struct reload): Likewise.
9097 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9098 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9099 emit_output_reload_insns): Likewise.
9100 * targhooks.c (default_secondary_reload): Likewise.
9101 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9103 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9105 * recog.c (validate_change_1, validate_change,
9106 validate_unshare_change, validate_replace_rtx_1, struct
9107 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9109 * reload.c (push_secondary_reload, secondary_reload_class,
9110 scratch_reload_class, find_valid_class, find_reusable_reload,
9111 push_reload, find_dummy_reload, find_reloads_address_1,
9112 find_reloads_address_part, find_equiv_reg): Likewise.
9113 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9114 choose_reload_regs): Likewise.
9115 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9117 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9118 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9119 * sched-rgn.c (concat_INSN_LIST): Likewise.
9120 * stor-layout.c (mode_for_size, mode_for_size_tree,
9121 smallest_mode_for_size): Likewise.
9123 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9125 * cfg.c (dump_reg_info): Avoid C++ keywords.
9126 * dwarf2asm.c (dw2_force_const_mem,
9127 dw2_asm_output_encoded_addr_rtx): Likewise.
9128 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9129 * expmed.c (expand_shift): Likewise.
9130 * global.c (find_reg): Likewise.
9131 * graph.c (draw_edge): Likewise.
9132 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9133 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9134 widen_clz, widen_bswap, expand_parity, expand_unop,
9135 emit_cmp_and_jump_insn_1): Likewise.
9136 * postreload.c (reload_cse_simplify_operands): Likewise.
9137 * ra.h (add_neighbor): Likewise.
9138 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9139 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9140 record_reg_classes, copy_cost, record_address_regs,
9141 invalid_mode_change_p): Likewise.
9142 * regrename.c (regrename_optimize, scan_rtx_reg,
9143 dump_def_use_chain, find_oldest_value_reg,
9144 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9146 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9148 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9149 MASK_POWERPC64 for power4 in previous commit.
9151 2008-07-16 Olivier Hainque <hainque@adacore.com>
9153 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9154 instead of bare conversion to cast const-ness away.
9156 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9158 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9159 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9160 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9161 (TARGET_FUNCTION_VALUE): Define.
9163 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9165 * config/rs6000/rs6000.c (processor_target_table): Add
9166 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9168 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9171 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9172 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9173 m32c_legitimize_reload_address.
9175 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9177 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9178 DECL_IN_SYSTEM_HEADER in sync.
9180 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9182 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9183 * tree-ssa-pre.c (pre_expr_eq): Ditto
9184 (get_constant_for_value_id): Take a type as an argument.
9185 (fully_constant_expression): Pass in type.
9186 (find_or_generate_expression): Short circuit constant case.
9187 (create_expression_by_pieces): Remove special casing of
9189 (do_regular_insertion): Short circuit constant case.
9190 (do_partial_partial_insertion): Ditto.
9192 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9195 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9197 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9199 * config/xtensa/libgcc-xtensa.ver: New file.
9200 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9202 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9204 * df-problems.c (df_set_note): Avoid C++ keywords.
9205 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9206 * dse.c (record_store, remove_useless_values): Likewise.
9207 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9208 gen_reg_rtx_offset, operand_subword, change_address_1,
9209 change_address, adjust_address_1, offset_address,
9210 widen_memory_access, emit_copy_of_insn_after): Likewise.
9211 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9212 * fwprop.c (should_replace_address, propagate_rtx_1,
9213 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9215 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9216 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9217 * lcm.c (compute_insert_delete, pre_edge_lcm,
9218 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9219 * lower-subreg.c (resolve_reg_notes): Likewise.
9220 * mode-switching.c (optimize_mode_switching): Likewise.
9222 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9224 * bt-load.c (add_btr_def, migrate_btr_def,
9225 branch_target_load_optimize): Avoid C++ keywords.
9226 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9228 * combine.c (subst, simplify_set, make_extraction,
9229 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9230 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9231 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9233 2008-07-15 Richard Guenther <rguenther@suse.de>
9236 * c-common.c (strict_aliasing_warning): Do not warn for
9237 TYPE_REF_CAN_ALIAS_ALL pointers.
9238 (c_common_get_alias_set): may_alias types are not special.
9239 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9240 attribute and set can_ref_all accordingly.
9241 (build_reference_type_for_mode): Likewise.
9242 * doc/extend.texi (may_alias): Clarify.
9244 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9247 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9248 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9250 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9253 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9254 gcc_assert, instead call output_operand_lossage.
9256 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9258 * builtins.c (std_canonical_va_list): Treat structure based
9261 2008-07-15 Ben Elliston <bje@au.ibm.com>
9263 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9265 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9267 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9270 2008-07-14 Jan Hubicka <jh@suse.cz>
9272 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9273 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9274 fix predicates and constraints.
9275 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9276 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9278 2008-07-14 Doug Kwan <dougkwan@google.com>
9280 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9281 additional option file arm/eabi.opt.
9282 * config/arm/eabi.h (File): New configuration file for EABI targets.
9283 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9284 SUBSUBTARGET_EXTRA_SPECS.
9285 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9286 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9287 from STARTFILE_SPEC so that it can be referenced in an override.
9288 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9289 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9290 can be referenced in an override.
9291 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9292 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9293 so that it can be referenced in an override.
9294 (LINK_SPEC): Use BPABI_LINK_SPEC.
9295 * config/arm/eabi.opt (File): New.
9297 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9299 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9300 (FIXED_VALUE_H): New variable.
9301 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9302 input.h, fixed-value.h.
9303 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9304 (BASIC_BLOCK_H): Use $(BITMAP_H).
9305 (FUNCTION_H): Add varray.h.
9306 (IPA_REFERENCE_H): Use $(BITMAP_H).
9307 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9308 (DF_H): Use $(BITMAP_H).
9309 (GGC_H): Add statistics.h.
9311 (INSN_ATTR_H): Use it.
9312 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9314 (SYMTAB_H): Add $(OBSTACK_H).
9315 (CPP_INTERNAL_H): New.
9316 (TREE_DUMP_H): Add tree-pass.h.
9317 (TREE_FLOW_H): Use $(BITMAP_H)
9318 (PRETTY_PRINT_H): Use $(INPUT_H).
9319 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9322 (many object files): Fix lots of header dependencies throughout.
9324 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9326 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9328 (s-gtyp-input): Use them to write tmp-gi.list.
9329 (echo_to_gi.list): Remove.
9331 2008-07-14 Richard Guenther <rguenther@suse.de>
9333 * tree-ssa-sccvn.c (pre_info): Remove.
9334 (switch_to_PRE_table): Likewise.
9335 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9336 (set_hashtable_value_ids): Do not create value-ids for the
9338 (run_scc_vn): Remove double test. Remove bogus special-case
9339 in value-number printing.
9340 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9341 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9343 * tree-flow-inline.h (get_value_handle): Remove.
9344 * tree-flow.h (get_value_handle): Remove.
9346 2008-07-14 Martin Jambor <mjambor@suse.cz>
9348 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9349 in which we generate arithmetics is not a subrange.
9351 2008-07-14 Martin Jambor <mjambor@suse.cz>
9353 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9355 2008-07-14 Richard Guenther <rguenther@suse.de>
9357 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9359 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9362 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9363 reload for symbol refs moved to r0 with -fPIC.
9364 (legitimize_pic_address): Use the target register as temporary
9366 (emit_symbolic_move): Adjust comment.
9367 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9370 2008-07-14 Ben Elliston <bje@au.ibm.com>
9372 * c-common.h (C_CPP_HASHNODE): New macro.
9373 * coretypes.h (struct cpp_token): Forward declare.
9374 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9375 the context-sensitive keyword method.
9376 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9377 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9378 expand_bool_pixel): New.
9379 (altivec_categorize_keyword): New function.
9380 (init_vector_keywords): New function.
9381 (rs6000_macro_to_expand): Likewise.
9382 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9383 compiling an ISO C dialect.
9385 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9387 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9388 (create_expression_by_pieces): Fix typo.
9389 (do_regular_insertion): Use debug counter here too.
9391 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9394 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9395 CONST_OK_FOR_LETTER_P. All port-local users changed.
9396 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9397 implement Kp matching power-of-two.
9398 (CONSTRAINT_LEN): Define to match.
9399 * config/cris/cris.md: Replace all use of constraint K with Kc.
9400 ("*btst*): Use Kp for operand 0 of last alternative.
9402 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9405 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9408 2008-07-13 Jan Hubicka <jh@suse.cz>
9410 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9413 2008-07-13 Richard Guenther <rguenther@suse.de>
9416 * langhooks.c (lhd_print_error_function): Deal with recursive
9419 2008-07-12 Jan Hubicka <jh@suse.cz>
9421 * cgraph.c (assembler_name_hash): New static var.
9422 (hash_node_by_assembler_name, eq_assembler_name): New.
9423 (cgraph_node_for_asm): Use hashtable.
9424 (cgraph_remove_node): Maintain hashtable.
9425 (change_decl_assembler_name): Sanity check that names are not changing
9426 after aliasing was processed.
9427 * cgraph.h (varpoon_node): Add next GGC marker.
9428 * tree.c (decl_assembler_name_equal): Constify.
9429 (decl_assembler_name_hash): New.
9430 * tree.h (decl_assembler_name_equal): Constify.
9431 (decl_assembler_name_hash): Update.
9433 2008-07-12 David Daney <ddaney@avtrex.com>
9435 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9438 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9440 * doc/md.texi: Document the MIPS "v" constraint.
9441 * config/mips/mips.h (reg_class): Revert last change.
9442 (REG_CLASS_NAMES): Likewise.
9443 (REG_CLASS_CONTENTS): Likewise.
9444 * config/mips/mips.c (mips_regno_to_class): Likewise.
9445 * config/mips/constraints.md (v): Likewise, but add documentation.
9446 Add a comment to say that this constraint should not be used in
9449 2008-07-11 DJ Delorie <dj@redhat.com>
9451 * config/h8300/h8300.md (length): Fix branch offset limit.
9453 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9455 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9456 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9457 (avr_hard_regno_scratch_ok): New function.
9458 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9459 * config/avr/avr.md (all peepholes that request a scratch register):
9460 Remove avr_peep2_scratch_safe use.
9462 2008-07-11 Tom Tromey <tromey@redhat.com>
9463 Ian Lance Taylor <iant@google.com>
9465 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9466 (struct c_common_resword): Define.
9467 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9468 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9469 (c_common_reswords, num_c_common_reswords): Declare.
9470 * c-common.c (c_common_reswords): New global const array.
9471 (num_c_common_reswords): New const int.
9472 * c-parser.c (struct resword, reswords): Don't define.
9473 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9474 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9475 than reswords. If warning about C++ keywords, give them a special
9477 (c_lex_one_token): Warn about C++ keywords. Call
9478 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9479 (c_parser_external_declaration): Look for RID_xxx rather than
9480 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9481 (c_parser_statement_after_labels): Likewise.
9482 (c_parser_objc_class_instance_variables): Likewise.
9483 (c_parser_objc_class_declaration): Likewise.
9484 (c_parser_objc_try_catch_statement): Likewise.
9485 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9486 (declspecs_add_type): Likewise.
9488 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9490 * ggc-page.c (alloc_page):
9491 Substituting xmalloc, xcalloc with
9492 XNEWVEC and XCNEWVAR macros which add the
9495 2008-07-11 Richard Guenther <rguenther@suse.de>
9497 PR tree-optimization/36765
9498 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9499 aliases from HEAP vars to SMTs.
9501 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9503 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9504 * configure.ac (loose_warn): Move -Wc++-compat from here...
9505 (strict_warn): ...to here.
9506 * configure: Regenerate.
9508 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9510 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9511 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9512 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9513 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9514 excluding more specific h8300-*-* and sh-*-* targets.
9516 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9518 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9520 (execute_pre): Call loop_optimizer_finalize in early exit.
9522 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9525 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9526 uids in the bitmap, not just VAR_DECL uids.
9528 PR rtl-optimization/36419
9529 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9530 (combine_stack_adjustments_for_block): Call it if needed. Delete
9532 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9533 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9534 prologue sp adjustment.
9536 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9539 * opts.c (print_ignored_options): Report postponed diagnostics for
9540 unknown -Wno-* options as warnings, not errors.
9541 (postpone_unknown_option_error): Renamed to...
9542 (postpone_unknown_option_warning): ... this.
9544 2008-07-09 Doug Kwan <dougkwan@google.com>
9547 2008-07-08 Doug Kwan <dougkwan@google.com>
9549 * config/arm/arm.opt (mandroid): New option.
9550 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9551 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9553 (CC1PLUS_SPEC): Same.
9555 (STARTFILE_SPEC): Same.
9556 (ENDFILE_SPEC): Same.
9557 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9560 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9563 * config/mips/mips.h (reg_class): Remove V1_REG.
9564 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9565 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9567 (mips_get_tp): New function.
9568 (mips_legitimize_tls_address): Use it.
9569 * config/mips/constraints.md (v): Delete.
9570 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9571 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9572 After reload, split into a move and ...
9573 (*tls_get_tp_<mode>_split): ...this new instruction.
9575 2008-07-09 David Daney <ddaney@avtrex.com>
9577 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9579 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9581 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9582 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9584 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9585 htab_delete should be called. Don't free c.
9586 (lookup_tmp_var): Create temp_htab lazily.
9587 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9588 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9590 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9591 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9592 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9593 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9594 * tree-sra.c (generate_element_init): Likewise.
9595 * tree-mudflap.c (execute_mudflap_function_ops,
9596 execute_mudflap_function_decls): Likewise.
9597 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9598 * tree-gimple.h (struct gimplify_ctx): New type.
9599 (push_gimplify_context): Adjust prototype.
9601 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9603 * tree-ssa-pre.c (phi_translate_1): Update placement of
9606 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9608 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9609 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9610 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9611 * targhooks.c (default_hard_regno_scratch_ok): New function.
9612 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9613 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9614 * recog.c: Include "target.h".
9615 (peep2_find_free_register): Add check for global regs. Add target
9617 * Makefile.in (recog.o): Depend on target.h.
9619 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9621 * config/sh/sh.c (sh_canonical_va_list_type): New.
9622 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9624 2008-07-09 Raksit Ashok <raksit@google.com>
9626 * doc/invoke.texi (Option Summary): Mention new option
9627 -Wdisallowed-function-list=...
9628 (Warning Options): Document -Wdisallowed-function-list=...
9629 * common.opt (Wdisallowed-function-list=): New flag.
9630 * flags.h (warn_disallowed_functions): External definition of new
9631 boolean warning flag.
9632 (warn_if_disallowed_function_p): Declare new function.
9633 * opts.c (warning_disallowed_functions): New static variable.
9634 (warn_disallowed_functions): New boolean warning flag.
9635 (warn_if_disallowed_function_p): New function.
9636 (add_comma_separated_to_vector): Rename
9637 add_instrument_functions_exclude_list to this.
9638 (common_handle_option): Handle new option. Rename calls to
9639 add_instrument_functions_exclude_list into calls to
9640 add_comma_separated_to_vector.
9641 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9642 based on flag warn_disallowed_functions.
9644 2008-07-09 Christian Bruel <christian.bruel@st.com>
9646 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9647 instead of get_attr_length.
9649 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9651 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9653 * genemit.c (gen_insn): Likewise.
9654 * gengtype.c (note_def_vec): Likewise.
9655 * gengtype.h (note_def_vec): Likewise.
9656 * genoutput.c (struct data, output_insn_data, process_template,
9657 gen_expand, gen_split, note_constraint): Likewise.
9658 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9659 make_insn_sequence): Likewise.
9660 * gensupport.c (record_insn_name): Likewise.
9662 2008-07-08 Doug Kwan <dougkwan@google.com>
9664 * config/arm/arm.opt (mandroid): New option.
9665 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9666 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9668 (CC1PLUS_SPEC): Same.
9670 (STARTFILE_SPEC): Same.
9671 (ENDFILE_SPEC): Same.
9672 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9675 2008-07-08 Raksit Ashok <raksit@google.com>
9677 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9678 (set_storage_via_setmem): Fix expected_align parameter.
9679 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9680 missing from the list.
9681 * doc/md.texi (movmem): Explicitly state that expected alignment is
9682 to be expressed in bytes.
9683 (setmem): Explicitly state that expected alignment is to be expressed
9686 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9688 * reload.c (find_reloads_subreg_address): Do not require validity
9689 of address in original mode before reloading address.
9691 2008-07-07 Tianwei Sheng <tianweis@google.com>
9693 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9694 bounds array access.
9696 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9698 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9700 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9702 Fix PR tree-optimization/23455
9703 Fix PR tree-optimization/35286
9704 Fix PR tree-optimization/35287
9705 * Makefile.in (OBJS-common): Remove tree-vn.o.
9706 (tree-vn.o): Remove.
9707 * dbgcnt.def: Add treepre_insert debug counter.
9708 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9709 (debug_value_expressions): Ditto.
9710 (print_value_expressions): Ditto.
9711 * tree-pretty-print.c (dump_generic_node): Updated for
9712 VALUE_HANDLE removal.
9713 * tree-ssa-dom.c (record_equality): Ditto.
9714 (cprop_operand): Ditto.
9715 (lookup_avail_expr): Ditto.
9716 * tree-ssa-threadedge.c
9717 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9718 (simplify_control_stmt_condition): Ditto.
9719 * tree.c (tree_code_size): Ditto.
9720 (tree_node_structure): Ditto.
9721 (iterative_hash_expr): Ditto.
9723 * tree.h (VALUE_HANDLE_ID): Ditto.
9724 (VALUE_HANDLE_EXPR_SET): Ditto.
9725 (struct tree_value_handle): Ditto.
9726 (union tree_node): Ditto.
9727 * treestruct.def: Ditto.
9728 * tree-vn.c: Removed.
9729 * tree-ssa-pre.c: Rewritten entirely.
9730 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9731 (constant_value_ids): Ditto.
9732 (vn_nary_op_t): Moved to header.
9734 (vn_reference_op_t): Ditto
9735 (vn_reference_t): Ditto.
9736 (next_value_id): New variable.
9737 (VN_INFO): Add an assert.
9738 (vn_constant_eq): New function.
9739 (vn_constant_hash): Ditto.
9740 (get_or_alloc_constant_value_id): Ditto.
9741 (value_id_constant_p): Ditto.
9742 (vn_reference_compute_hash): De-staticify.
9743 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9744 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9745 (valueize_refs): Update opcode if it changes from ssa name to constant.
9746 (vn_reference_lookup_1): Add new argument.
9747 (vn_reference_lookup): Ditto.
9748 (vn_reference_lookup_pieces): New function.
9749 (vn_reference_insert): Add return type. Modify to deal with value ids.
9750 (vn_reference_insert_pieces): New function.
9751 (vn_nary_op_compute_hash): De-staticify.
9752 (vn_nary_op_eq): Ditto.
9753 (vn_nary_op_lookup_pieces): New function.
9754 (vn_nary_op_lookup): Add new argument.
9755 (vn_nary_op_insert_pieces): New function.
9756 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9757 (vn_phi_insert): Ditto.
9758 (visit_unary_op): Update for callee changes.
9759 (visit_binary_op): Ditto.
9760 (visit_reference_op_load): Ditto.
9761 (visit_reference_op_store): Ditto.
9762 (init_scc_vn): Init next_value_id, constant_to_value_id and
9764 (free_scc_vn): Free them.
9765 (set_hashtable_value_ids): New function.
9766 (run_scc_vn): Use it.
9767 (get_max_value_id): New function.
9768 (get_next_value_id): Ditto.
9769 (expressions_equal_p): Moved from tree-vn.c
9770 (sort_vuses): Ditto.
9771 (sort_vuses_heap): Ditto.
9772 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9774 * tree.c (iterative_hash_hashval_t): Made non-static
9775 * tree.h (iterative_hash_hashval_t): Declare it.
9777 2008-07-08 Martin Jambor <mjambor@suse.cz>
9779 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9780 instead of ipa_create_node_params.
9781 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9782 ipa_check_create_edge_args, free them with
9783 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9785 * ipa-prop.c: Include flags.h and tree-inline.h.
9786 (ipa_node_params_vector): New variable.
9787 (ipa_edge_args_vector): New variable.
9788 (edge_removal_hook_holder): New variable.
9789 (node_removal_hook_holder): New variable.
9790 (edge_duplication_hook_holder): New variable.
9791 (node_duplication_hook_holder): New variable.
9792 (ipa_detect_param_modifications): Check for presence of modified flags.
9793 (ipa_compute_jump_functions): Check for presence of jump functions.
9794 (ipa_free_edge_args_substructures): New function.
9795 (ipa_create_node_params): Removed.
9796 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9797 (ipa_free_node_params_substructures): New function.
9798 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9800 (ipa_edge_removal_hook): New function.
9801 (ipa_node_removal_hook): New function.
9802 (duplicate_array): New function.
9803 (ipa_edge_duplication_hook): New function.
9804 (ipa_node_duplication_hook): New function.
9805 (ipa_register_cgraph_hooks): New function.
9806 (ipa_unregister_cgraph_hooks): New function.
9807 (free_all_ipa_structures_after_ipa_cp): New function.
9809 * ipa-prop.h: Include vec.h.
9810 (ipa_node_params_t): New typedef with vector types for it.
9811 (ipa_edge_args_t): New typedef with vector types for it.
9812 (IPA_NODE_REF): Changed to access an on-the-side vector.
9813 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9814 (ipa_check_create_node_params): New function.
9815 (ipa_check_create_edge_args): New function.
9817 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9820 2008-07-07 Tom Tromey <tromey@redhat.com>
9822 * configure, config.in: Rebuilt.
9823 * configure.ac: Don't check for scandir or alphasort.
9825 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9827 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9828 types immediately after creating them.
9830 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9832 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9834 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9836 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9837 dump_constraint_graph.
9838 (dump_constraint_edge): New function.
9839 (dump_constraint_graph): New function.
9840 (debug_constraint_graph): New function.
9841 (dump_constraint): Removed useless comparison.
9842 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9843 (dump_constraint_graph): Declare.
9844 (debug_constraint_graph): Declare.
9845 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9847 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9849 * config/i386/i386.c (is_va_list_char_pointer): New.
9850 (ix86_va_start): Replace compare with ms_va_list_type_node
9851 by is_va_list_char_pointer.
9852 (ix86_gimplify_va_arg): Likewise.
9854 2008-07-07 Martin Jambor <mjambor@suse.cz>
9856 * cgraph.c (cgraph_edge_max_uid): New variable.
9857 (struct cgraph_edge_hook_list): New type.
9858 (struct cgraph_node_hook_list): New type.
9859 (struct cgraph_2edge_hook_list): New type.
9860 (struct cgraph_2node_hook_list): New type.
9861 (first_cgraph_edge_removal_hook): New variable.
9862 (first_cgraph_node_removal_hook): New variable.
9863 (first_cgraph_edge_duplicated_hook): New variable.
9864 (first_cgraph_node_duplicated_hook): New variable.
9865 (cgraph_add_edge_removal_hook): New function.
9866 (cgraph_remove_edge_removal_hook): New function.
9867 (cgraph_call_edge_removal_hooks): New function.
9868 (cgraph_add_node_removal_hook): New function.
9869 (cgraph_remove_node_removal_hook): New function.
9870 (cgraph_call_node_removal_hooks): New function.
9871 (cgraph_add_edge_duplication_hook): New function.
9872 (cgraph_remove_edge_duplication_hook): New function.
9873 (cgraph_call_edge_duplication_hooks): New function.
9874 (cgraph_add_node_duplication_hook): New function.
9875 (cgraph_remove_node_duplication_hook): New function.
9876 (cgraph_call_node_duplication_hooks): New function.
9877 (cgraph_create_edge): Assign to edge uid.
9878 (cgraph_remove_edge): Call edge removal hooks.
9879 (cgraph_node_remove_callees): Call edge removal hooks.
9880 (cgraph_node_remove_callers): Call edge removal hooks.
9881 (cgraph_remove_node): Call node removal hooks.
9882 (cgraph_clone_edge): Call edge duplication hooks.
9883 (cgraph_clone_node): Call node duplication hooks.
9885 * cgraph.h (cgraph_edge): New field uid.
9886 (cgraph_edge_hook): New type.
9887 (cgraph_node_hook): New type.
9888 (cgraph_2edge_hook): New type.
9889 (cgraph_2node_hook): New type.
9891 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9893 * config.in: Regenerate.
9895 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9897 * gcc.c (print_sysroot): New.
9898 (option_map, display_help, process_command): Handle the
9899 -print-sysroot option.
9900 (main): Print the sysroot if requested.
9901 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9903 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9906 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9908 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9910 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9911 (assign_parm_setup_block_p): Also check mode of entry_parm.
9913 2008-07-07 Richard Guenther <rguenther@suse.de>
9915 * tree-ssa-structalias.h (set_used_smts): Remove.
9916 * tree-ssa-structalias.c (used_smts): Likewise.
9917 (set_used_smts): Likewise.
9918 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9919 call to set_used_smts.
9921 2008-07-07 Richard Guenther <rguenther@suse.de>
9923 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9924 (new_var_info): Set it to false.
9925 (solution_set_add): Correctly handle pointers outside a var and
9927 (type_safe): Treat variables with is_full_var properly.
9928 (do_sd_constraint): Likewise.
9929 (do_ds_constraint): Likewise.
9930 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9931 (get_constraint_for_ptr_offset): New function.
9932 (get_constraint_for_component_ref): For addresses at least include
9933 the last field of the variable. Handle is_full_vars properly.
9934 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9935 (handle_ptr_arith): Remove.
9936 (find_func_aliases): Simplify assignment handling.
9937 (create_function_info_for): For parameter and result varinfos set
9939 (create_variable_info_for): Set is_full_var flag whenever we
9940 just created a single varinfo for a decl.
9941 (init_alias_vars): Initialize use_field_sensitive from
9942 max-fields-for-field-sensitive parameter.
9944 2008-07-07 Richard Guenther <rguenther@suse.de>
9946 PR tree-optimization/36713
9947 * tree-flow-inline.h (is_call_used): New function.
9948 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9949 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9950 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9952 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9954 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9956 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9958 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9960 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9961 Nathan Sidwell <nathan@codesourcery.com>
9963 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9964 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9966 * config/m68k/t-linux: New.
9967 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9970 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9972 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9973 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9976 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9978 * gcc.c (execute): Fix -Wc++-compat warning.
9980 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9983 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
9984 constant for little endian.
9986 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
9988 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
9989 mips_base_mips16 instead of TARGET_MIPS16.
9990 (mips_base_mips16): Declare.
9991 * config/mips/mips.c (mips_base_mips16): Make global.
9992 (was_mips16_p): Remove GTY marker.
9993 (was_mips16_pch_p): New variable.
9994 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
9995 (mips_override_options): Force to non-MIPS16 mode initially.
9996 Do not complain about MIPS16 PIC incompatibilities here.
9997 Only allow -mgpopt if -mexplicit-relocs is in force for
10000 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10002 * configure.ac: Check for caddr_t, define to char * if not defined.
10003 * configure: Regenerate.
10004 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10005 (mmap_gt_pch_use_address): Likewise.
10006 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10008 2008-07-06 Richard Guenther <rguenther@suse.de>
10010 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10011 (new_var_info): Deal with it.
10012 (solution_set_add): Likewise.
10013 (bitpos_of_field): Make signed, fix.
10014 (struct fieldoff): Remove type and decl fields. Make size field
10015 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10017 (fieldoff_compare): Deal with it.
10018 (push_fields_onto_fieldstack): Remove has_union argument, glob
10019 adjacent non-pointer fields together.
10020 (create_function_info_for): Do not set has_union.
10021 (create_variable_info_for): Simplify.
10023 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10025 * config.gcc (extra_headers): Add cross-stdarg.h for target
10026 x86_64-*-* and i?86-*-*.
10027 * config/i386/cross-stdarg.h: New.
10028 * builtins.c (std_fn_abi_va_list): New.
10029 (std_canonical_va_list_type): New.
10030 (stabilize_va_list): Replace va_list_type_node use by
10031 mtarget.canonical_va_list_type.
10032 (gimplify_va_arg_expr): Likewise.
10033 (expand_builtin_va_copy): Replace va_list_type_node use by
10034 mtarget.fn_abi_va_list.
10035 * tree-sra.c (is_va_list_type): New helper.
10036 (decl_can_be_decomposed_p): Replace
10037 va_list_type_node use by is_va_list_type.
10038 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10039 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10040 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10041 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10042 (ix86_enum_va_list): New.
10043 * config/i386/i386.c (sysv_va_list_type_node): New.
10044 (ms_va_list_type_node): New.
10045 (ix86_function_type_abi): Remove sorry.
10046 (ix86_build_builtin_va_list_abi): New.
10047 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10048 for 64-bit targets.
10049 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10050 (ix86_init_builtins_va_builtins_abi): New.
10051 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10052 for 64-bit targets.
10053 (ix86_handle_abi_attribute): New.
10054 (attribute_spec): Add sysv_abi and ms_abi.
10055 (ix86_fn_abi_va_list): New.
10056 (ix86_canonical_va_list_type): New.
10057 (ix86_enum_va_list): New.
10058 (TARGET_FN_ABI_VA_LIST): New.
10059 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10060 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10061 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10062 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10063 (TARGET_ENUM_VA_LIST): New.
10064 * expr.h (std_fn_abi_va_list): New.
10065 (std_canonical_va_list_type): New.
10066 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10067 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10068 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10069 TARGET_CANONICAL_VA_LIST_TYPE.
10070 * target.h (struct gcc_target): Add fn_abi_va_list hook
10071 and canonical_va_list_type hook.
10073 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10075 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10076 integral and pointer types.
10078 2008-07-04 Roger Sayle <roger@eyesopen.com>
10080 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10081 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10083 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10086 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10088 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10090 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10091 build_gimple_modify_stmt.
10092 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10093 gimple operand. Use fold_build* instead of build*.
10095 2008-07-04 Richard Guenther <rguenther@suse.de>
10097 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10098 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10099 properly to compute the reachability set if we do field-sensitive PTA.
10100 * invoke.texi (max-fields-for-field-sensitive): Document default.
10101 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10102 100 for optimize >= 2.
10104 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10106 * ggc-zone.c (lookup_page_table_if_allocated,
10107 set_page_table_entry, zone_find_object_size, alloc_small_page,
10108 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10109 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10110 -Wc++-compat and/or -Wcast-qual warnings.
10112 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10115 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10116 pic_offset_table_rtx to be marked as used here.
10117 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10118 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10119 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10120 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10121 !TARGET_SECURE_PLT.
10123 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10125 * alloc-pool.c (hash_descriptor, eq_descriptor,
10126 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10127 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10129 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10130 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10131 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10132 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10135 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10137 * tree-flow.h (loop_only_exit_p): Declare.
10138 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10139 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10140 the number of iterations if it is constant. Otherwise, if this is the
10141 only possible exit of the loop, use the conservative estimate on the
10142 number of iterations of the entire loop if available.
10144 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10146 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10147 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10148 Add synchronization functions.
10149 * config/sync.c: New file.
10150 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10151 (LIBGCC_SYNC_CFLAGS): Likewise.
10153 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10156 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10157 (*pushtf_sse): New insn pattern.
10158 (pushtf splitters): New splitters.
10160 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10162 PR middle-end/35736
10163 * predict.c (build_predict_expr): Use void_type_node for the tree
10164 type, instead of NULL_TREE.
10166 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10168 * config/i386/i386.c (contains_aligned_value_p): Return true
10170 (ix86_data_alignment): Align TCmode to 128bits.
10171 (ix86_local_alignment): Likewise.
10173 2008-07-03 Andrew Haley <aph@redhat.com>
10176 * vec.h (VEC_TA): New.
10177 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10178 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10179 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10180 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10181 (C_COMMON_FIXED_TYPES): Remove first arg.
10182 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10183 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10184 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10185 not to use empty macro arguments.
10187 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10189 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10190 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10191 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10192 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10193 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10194 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10195 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10196 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10197 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10198 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10199 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10200 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10201 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10202 config/rs6000/e500crtres64gpr.asm,
10203 config/rs6000/e500crtres64gprctr.asm,
10204 config/rs6000/e500crtrest32gpr.asm,
10205 config/rs6000/e500crtrest64gpr.asm,
10206 config/rs6000/e500crtresx32gpr.asm,
10207 config/rs6000/e500crtresx64gpr.asm,
10208 config/rs6000/e500crtsav32gpr.asm,
10209 config/rs6000/e500crtsav64gpr.asm,
10210 config/rs6000/e500crtsav64gprctr.asm,
10211 config/rs6000/e500crtsavg32gpr.asm,
10212 config/rs6000/e500crtsavg64gpr.asm,
10213 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10214 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10215 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10216 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10217 config/sparc/sol2-cn.asm: Remove .file directives.
10219 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10221 * resource.c (mark_referenced_resources): Look inside
10222 UNSPEC_VOLATILEs and ASM_INPUTs.
10224 2008-07-02 Ian Lance Taylor <iant@google.com>
10226 * rtlanal.c (add_reg_note): New function.
10227 * rtl.h (add_reg_note): Declare.
10228 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10229 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10230 * builtins.c (expand_builtin_longjmp): Likewise.
10231 (expand_builtin_nonlocal_goto): Likewise.
10232 * calls.c (emit_call_1, expand_call): Likewise.
10233 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10234 * cfglayout.c (fixup_reorder_chain): Likewise.
10235 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10236 (commit_one_edge_insertion): Likewise.
10237 * combine.c (move_deaths, distribute_notes): Likewise.
10238 * df-problems.c (df_set_note): Likewise.
10239 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10240 (set_unique_reg_note): Likewise.
10241 (emit_copy_of_insn_after): Likewise.
10242 * expr.c (expand_expr_real): Likewise.
10243 * gcse.c (add_label_notes): Likewise.
10244 * haifa-sched.c (create_check_block_twin): Likewise.
10245 * jump.c (mark_jump_label_1): Likewise.
10246 * loop-doloop.c (add_test, doloop_modify): Likewise.
10247 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10248 * lower-subreg.c (move_eh_region_note): Likewise.
10249 * optabs.c (emit_libcall_block): Likewise.
10250 * predict.c (predict_insn): Likewise.
10251 (combine_predictions_for_insn): Likewise.
10252 * recog.c (peephole2_optimize): Likewise.
10253 * regmove.c (try_auto_increment): Likewise.
10254 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10255 * reload.c (find_reloads): Likewise.
10256 * reload1.c (fixup_eh_region_note): Likewise.
10257 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10258 * reorg.c (delete_prior_computation): Likewise.
10259 (delete_computation, dbr_schedule): Likewise.
10260 * config/pa/pa.c (legitimize_pic_address): Likewise.
10261 * config/sh/sh.c (sh_reorg): Likewise.
10263 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10266 * config/libgcc-glibc.ver: Add %exclude.
10267 * config/m32r/libgcc-glibc.ver: Likwise.
10268 * config/s390/libgcc-glibc.ver: Likwise.
10269 * config/sh/libgcc-glibc.ver: Likwise.
10270 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10272 * config/i386/libgcc-glibc.ver: New.
10274 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10276 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10278 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10279 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10280 i[34567]86-*-linux*, x86_64-*-linux*. Add
10281 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10282 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10283 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10284 i[34567]86-*-linux*, x86_64-*-linux*.
10286 * libgcc-std.ver: Add empty GCC_4.4.0.
10288 * mkmap-symver.awk: Support multiple versions per symbol.
10290 * config/i386/i386.c (ix86_init_builtins): Always define
10291 __builtin_fabsq and __builtin_copysignq with fallbacks.
10292 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10293 and __builtin_copysignq if SSE2 isn't available.
10295 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10296 (LIBGCC2_TF_CEXT): Likwise.
10297 (TF_SIZE): Likwise.
10299 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10301 * config/i386/sfp-machine.h: Moved to libgcc.
10303 * config/i386/sfp-machine.h: New.
10304 * config/i386/t-linux: Likwise.
10306 * config/i386/t-darwin: Remove softfp_wrap_start and
10308 * config/i386/t-darwin64: Likewise.
10310 * config/i386/t-fprules-softfp64: Renamed to ...
10311 * config/i386/t-fprules-softfp: This.
10313 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10314 and softfp_wrap_end.
10316 2008-07-02 Jason Merrill <jason@redhat.com>
10318 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10320 * tree.c (ctor_to_list): New fn.
10321 * tree.h: Declare it.
10322 (CONSTRUCTOR_ELT): New macro.
10323 (CONSTRUCTOR_NELTS): New macro.
10325 2008-07-02 Richard Guenther <rguenther@suse.de>
10327 * tree-ssa-structalias.c (struct variable_info): Reorder
10328 to fill padding on 64bit hosts. Make collapsed_to an int.
10329 (get_varinfo_fc): Deal with that.
10330 (new_var_info): Likewise.
10331 (collapse_rest_of_var): Likewise.
10333 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10335 * doc/install.texi (--enable-java-home): Document.
10336 (--enable-aot-compile-rpm): Likewise.
10337 (--with-arch-directory): Likewise.
10338 (--with-os-directory): Likewise.
10339 (--with-origin-name): Likewise.
10340 (--with-arch-suffix): Likewise.
10341 (--with-jvm-root-dir): Likewise.
10342 (--with-jvm-jar-dir): Likewise.
10343 (--with-python-dir): Likewise.
10345 2008-07-02 Richard Guenther <rguenther@suse.de>
10347 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10348 from decls explicitly. Merge operand checking from tuples.
10350 2008-07-02 Martin Jambor <mjambor@suse.cz>
10352 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10354 2008-07-02 Martin Jambor <mjambor@suse.cz>
10356 * tree-switch-conversion.c: Included timevar.h
10357 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10359 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10361 2008-07-02 Martin Jambor <mjambor@suse.cz>
10363 * tree-switch-conversion.c: Corrected various comments and
10365 (build_constructors): Fixed minor formatting mistakes.
10367 * invoke.texi (Optimize Options): Corrected the
10368 switch-conversion-max-branch-ratio parameter.
10370 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10372 * final.c (asm_insn_count): Return zero for an empty asm body.
10374 2008-07-02 Richard Guenther <rguenther@suse.de>
10376 * bitmap.h (bitmap_set_bit): Return bool.
10377 (bitmap_clear_bit): Likewise.
10378 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10379 write to the bitmap if it would.
10380 (bitmap_clear_bit): Likewise.
10381 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10382 bitmap_set_bit return value.
10383 (add_pred_graph_edge): Likewise.
10384 (add_graph_edge): Likewise.
10385 (do_sd_constraint): Likewise.
10386 (do_ds_constraint): Likewise.
10388 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10390 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10391 Fix -Wc++-compat and/or -Wcast-qual warnings.
10392 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10393 gen_regparm_prefix): Likewise.
10394 * vmsdbgout.c (write_modbeg, lookup_filename,
10395 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10397 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10399 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10400 defaults.h definition apply.
10402 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10404 * function.c (assign_parm_remove_parallels): New.
10405 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10407 (assign_parm_setup_block): Do not handle them.
10408 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10409 assign_parm_remove_parallels.
10411 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10413 * c-typeck.c (convert_for_assignment): Use
10414 vector_targets_convertible_p.
10415 * c-common.c (vector_targets_convertible_p): New.
10416 * c-common.h (vector_targets_convertible_p): New prototype.
10417 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10418 opaque_p_V2SI_type_node.
10420 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10422 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10425 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10427 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10428 TFmode constants via two element DImode vector for hosts with
10429 HOST_BITS_PER_WIDE_INT < 64.
10430 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10431 also for HOST_BITS_PER_WIDE_INT < 64.
10433 2008-07-01 Richard Guenther <rguenther@suse.de>
10435 PR tree-optimization/36666
10436 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10437 (get_constraint_exp_from_ssa_var): Split into ...
10438 (get_constraint_exp_for_temp): ... this ...
10439 (get_constraint_for_ssa_var): ... and that.
10440 Return constraint expressions for all touched sub-fields
10441 if the results address is not taken.
10442 (process_constraint): Remove assertion that aggregate
10443 assignments do not happen at this place.
10444 (get_constraint_for_component_ref): Add address_p argument.
10445 Return constraint expressions for all touched sub-fields
10446 if the results address is not taken.
10447 (do_deref): Use get_constraint_exp_for_temp.
10448 (get_constraint_for_1): Rename from ...
10449 (get_constraint_for): ... this. Add the old function as wrapper.
10450 (do_structure_copy): Use get_constraint_for_1.
10452 2008-07-01 Martin Jambor <mjambor@suse.cz>
10454 * Makefile.in (tree-switch-conversion.o): Add.
10455 (OBJS-common): Add tree-swtch-conversion.o.
10456 * passes.c (init_optimization_passes): Add pass_convert_switch.
10457 * tree-pass.h: (pass_convert_switch): Add.
10458 * tree-switch-conversion.c: New file.
10459 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10460 * common.opt (ftree-cswtch): New option.
10461 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10462 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10463 * opts.c (decode_options): Set flag_tree_switch_conversion when
10464 optimization level is >= 2.
10465 * doc/invoke.texi (Optimize Options): Added description of
10466 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10468 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10470 * config/darwin-driver.c (darwin_default_min_version): Fix
10471 -Wc++-compat warnings.
10473 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10475 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10478 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10480 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10482 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10484 PR rtl-optimization/34744
10485 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10486 (df_scan_free_internal): Free data structures not
10487 allocated in storage pools.
10488 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10489 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10490 df_scan_free_mws_vec.
10491 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10494 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10496 * config/i386/i386.c (contains_aligned_value_p): Return true
10498 (ix86_function_arg_boundary): Return its natural boundary
10500 (return_in_memory_32): Don't check TDmode.
10501 (ix86_split_to_parts): Support splitting into 4 parts and
10502 support TFmode for 32bit target.
10503 (ix86_split_long_move): Support splitting into 4 parts.
10504 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10506 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10507 (ix86_init_builtins): Here.
10508 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10509 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10510 'q' and 'w', respectively.
10512 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10514 (movtf_internal): Likewise.
10515 (<code>tf2): Likewise.
10516 (*absnegtf2_sse): Likewise.
10517 (copysign<mode>3): Likewise.
10518 (copysign<mode>3_const): Likewise.
10519 (copysign<mode>3_var): Likewise.
10520 (define_split UNSPEC_COPYSIGN): Likewise.
10521 * config/i386/sse.md (*nandtf3): Likewise.
10522 (<code>tf3): Likewise.
10523 (*<code>tf3): Likewise.
10525 2008-06-30 Joey Ye <joey.ye@intel.com>
10526 H.J. Lu <hongjiu.lu@intel.com>
10528 * global.c (compute_regsets): Set frame_pointer_needed here.
10529 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10531 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10533 * doc/install.texi (specific): Expand Windows build notes.
10535 2008-06-30 Ira Rosen <irar@il.ibm.com>
10537 PR tree-optimization/36648
10538 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10539 number of prolog iterations by step. Fix the comment.
10541 2008-06-30 Richard Guenther <rguenther@suse.de>
10543 PR middle-end/36671
10544 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10545 handle calls from ECF_MALLOC functions.
10546 (handle_pure_call): ECF_MALLOC functions do not return
10548 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10550 2008-06-29 Andreas Schwab <schwab@suse.de>
10552 * config/m68k/m68k.c (print_operand): Always print a float
10554 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10555 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10558 * config/rs6000/x-linux64: Remove never used file.
10560 2008-06-29 Richard Guenther <rguenther@suse.de>
10562 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10564 (struct alias_info): Move ...
10565 * tree-ssa-alias.c: ... here.
10566 (update_alias_info): Declare.
10567 (compute_may_aliases): Call it.
10568 (update_alias_info): New function.
10569 * tree-ssa-structalias.c (update_alias_info): Move ...
10570 * tree-ssa-alias.c (update_alias_info_1): ... here.
10571 * tree-ssa-structalias.c (process_constraint_1): Remove
10572 unused from_call argument. Rename to ...
10573 (process_constraint): ... this. Delete old wrapper.
10574 (make_constraint_to): Adjust callers.
10575 (handle_const_call): Likewise.
10576 (handle_pure_call): Likewise.
10577 (init_base_vars): Likewise.
10578 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10579 (find_func_aliases): We don't need structure copies for
10581 (make_constraint_from_anything): Remove.
10582 (create_variable_info_for): For globals make constraints
10583 from escaped, not from anything.
10584 (compute_points_to_sets): Do not call update_alias_info.
10585 (ipa_pta_execute): Use make_constraint_from.
10587 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10589 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10590 (bitmap.o-warn, dominance.o-warn): New.
10591 * configure.ac (cxx_compat_warn): Delete.
10592 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10593 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10595 * configure: Regenerate.
10597 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10600 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10602 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10603 * df-scan.c (df_notes_rescan): Likewise.
10604 * ggc-page.c (set_page_table_entry): Likewise.
10605 * intl.c (gcc_gettext_width): Likewise.
10606 * varasm.c (get_unnamed_section, get_noswitch_section,
10607 get_section): Likewise.
10609 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10611 * regrename.c (build_def_use): Don't copy RTX.
10613 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10615 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10616 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10617 punctuation. Use @ref instead of @xref.
10618 (Function Names): Remove stray @display/@end display.
10619 (C++ Attributes): Use @ref instead of @xref.
10620 (Deprecated Features): Fix punctuation around @xref.
10621 (Backwards Compatibility): Likewise.
10622 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10624 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10626 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10627 constants for E500 double.
10629 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10631 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10632 element type of const_vector.
10634 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10636 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10637 Remove FLAGS_REG clobber from expander pattern.
10638 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10639 (anddi3, andsi3, andhi3, andqi3): Ditto.
10640 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10641 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10642 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10643 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10644 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10645 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10646 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10647 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10649 2008-06-28 Richard Guenther <rguenther@suse.de>
10651 * tree-ssa-structalias.c (callused_id, var_callused,
10652 callused_tree): Add.
10653 (handle_pure_call): New function.
10654 (find_func_aliases): Call it.
10655 (find_what_p_points_to): Handle the call-used set.
10656 (clobber_what_escaped): Likewise.
10657 (compute_call_used_vars): New function.
10658 (init_base_vars): Init the call-used variable.
10659 (do_sd_constraint): Do not propagate the solution from CALLUSED
10660 but use CALLUSED as a placeholder.
10661 (solve_graph): Likewise.
10662 * tree-flow-inline.h (gimple_call_used_vars): New function.
10663 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10664 (compute_call_used_vars): Declare.
10665 * tree-ssa-alias.c (set_initial_properties): Call
10666 compute_call_used_vars.
10667 (reset_alias_info): Clear call-used variables.
10668 (add_call_clobber_ops): Assert we are not called for const/pure
10669 functions. Remove handling of them.
10670 (add_call_read_ops): Handle pure functions by adding the
10671 call-used set of variables as VUSEs.
10672 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10673 (delete_tree_ssa): Free it.
10674 * tree-dfa.c (remove_referenced_var): Clear the var from the
10677 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10679 * tree.c (build_varargs_function_type_list): New.
10680 (build_function_type_list_1): New.
10681 (build_function_type_list): Use build_function_type_list_1.
10682 * tree.h (build_varargs_function_type_list): New.
10684 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10687 * config/spu/spu.c (spu_builtin_splats): Do not generate
10688 invalid CONST_VECTOR expressions.
10689 (spu_expand_vector_init): Likewise.
10691 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10693 * optabs.c (libfunc_decls): New variable.
10694 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10695 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10696 for the same function twice.
10698 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10700 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10701 ix86_expand_binary_operator directly.
10702 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10704 (*ashrti3_1): Ditto.
10705 (*lshrti3_1): Ditto.
10706 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10707 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10708 using only one splitter. Conditionaly execute splitter before or
10709 after peephole2 pass.
10710 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10711 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10712 Use only one alternative in asm template.
10713 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10715 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10716 "J" operand constraint for operand 2.
10717 (*ashldi3_cconly_rex64): Ditto.
10718 (*ashrdi3_cmp_rex64): Ditto.
10719 (*ashrdi3_cconly_rex64): Ditto.
10720 (*lshrdi3_cmp_rex64): Ditto.
10721 (*lshrdi3_cconly_rex64): Ditto.
10722 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10723 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10724 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10727 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10729 * gimplify.c (omp_is_private): Don't return true if decl is not
10730 already private on #pragma omp for or #pragma omp parallel for.
10733 * tree-cfg.c (struct move_stmt_d): Replace block field with
10734 orig_block and new_block fields.
10735 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10736 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10737 (move_block_to_fn): Replace vars_map and new_label_map arguments
10738 with struct move_stmt_d pointer.
10739 (replace_block_vars_by_duplicates): New function.
10740 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10741 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10742 all subblocks of ORIG_BLOCK to the new function. Call
10743 replace_block_vars_by_duplicates.
10744 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10745 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10746 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10747 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10748 (expand_omp): Temporarily set input_location to the location of
10749 region's controlling stmt.
10750 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10751 BIND_EXPR, push ctx->block_vars and gimplification vars into
10752 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10753 into dest function.
10754 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10755 there are any BLOCK_VARS.
10756 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10757 OMP_PARALLEL or OMP_TASK stmt.
10758 (lower_omp): Save and restore input_location around the lower_omp_1
10761 2008-06-27 Richard Guenther <rguenther@suse.de>
10763 PR tree-optimization/36400
10764 PR tree-optimization/36373
10765 PR tree-optimization/36344
10766 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10767 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10768 (update_alias_info): Remove call clobbering code.
10769 (make_constraint_to): New helper function.
10770 (make_escape_constraint): Likewise.
10771 (handle_rhs_call): Use it on all pointer containing arguments.
10772 Also mark the static chain escaped.
10773 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10774 instead of ANYTHING.
10775 (make_constraint_from): New helper split out from ...
10776 (make_constraint_from_anything): ... here.
10777 (find_func_aliases): Add constraints for escape sites.
10778 (intra_create_variable_infos): Make constraints from NONLOCAL
10780 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10782 (clobber_what_p_points_to): Remove.
10783 (clobber_what_escaped): New function.
10784 (init_base_vars): Init NONLOCAL and ESCAPED.
10785 (do_sd_constraint): Do not propagate the solution from ESCAPED
10786 but use ESCAPED as a placeholder.
10787 (solve_graph): Likewise.
10788 * tree-flow.h (clobber_what_p_points_to): Remove.
10789 (clobber_what_escaped): Declare.
10790 * tree-ssa-alias.c (set_initial_properties): Call it.
10791 Remove code clobbering escaped pointers.
10793 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10795 * function.c (allocate_struct_function): Only allocate a unique
10796 funcdef_no if the decl is nonzero.
10798 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10800 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10801 * config/mips/mips.c (mips_split_const_insns): New function.
10802 * config/mips/mips.md (move_type): New attribute.
10803 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10804 (dword_mode): New attribute.
10805 (type): Avoid long line. Map "move_type"s to "type"s,
10806 choosing "multi" for doubleword moves if appropriate.
10807 Swap MTC/MFC comments to match their declaration order.
10808 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10809 "type" is "branch" or "jal" is "direct".
10810 (length): Handle "extended_mips16" first. Make the default
10811 "0" for "ghost" instructions. Set the length from "move_type".
10812 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10813 of "type", with "sll0" for the register alternative. Remove the
10814 "extended_mips16" attribute.
10815 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10816 of "type", with "shift_shift" for the register alternative.
10817 Remove the "length" attribute.
10818 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10819 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10820 of "type", with "andi" for the register alternative.
10821 (*zero_extendqihi2): Likewise.
10822 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10823 of "andi" instead of a "type" of "arith".
10824 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10826 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10827 (mov_<store>r, *mov<mode>_ra): Likewise.
10828 (extendsidi2): Use "move_type" instead of "type", with "move"
10829 for the register alternative.
10830 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10831 of "type", with "signext" for the register alternative.
10832 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10833 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10834 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10835 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10836 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10837 (unnamed branch insn): Likewise.
10838 (*movdi_gp32_fp64): Fold into...
10839 (*movdi_32bit): ...here.
10840 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10841 (*movdf_hardfloat): ...this new pattern.
10842 (*movdf_softfloat): Remove redundant FPR alternatives.
10843 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10844 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10845 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10846 the "move" attribute.
10847 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10848 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10849 and "store" for COP loads and stores.
10850 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10851 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10852 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10853 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10854 (*movtf_mips16, *movv2sf): Likewise.
10855 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10856 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10857 (mfhc1<mode>): Use "move_type" instead of "move".
10858 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10859 (loadgp_blockage): Remove the "length" attribute.
10860 (blockage, set_got_version, update_got_version): Likewise.
10861 (call_internal): Remove the "extended_mips16" attribute.
10862 (call_value_internal, call_value_multiple_internal): Likewise.
10863 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10865 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10866 the "length" attribute.
10868 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10870 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10871 -Wcast-qual warnings.
10872 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10873 handle_pragma_pop_macro): Likewise.
10874 * collect2.c (resolve_lib_name): Likewise.
10875 * config/arc/arc.c (arc_init): Likewise.
10876 * config/arm/arm.c (neon_builtin_compare,
10877 locate_neon_builtin_icode): Likewise.
10878 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10879 * config/bfin/bfin.c (bfin_init_machine_status,
10880 bfin_optimize_loop): Likewise.
10881 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10882 * config/cris/cris.c (cris_init_expanders): Likewise.
10883 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10884 * config/darwin.c (machopic_indirection_eq,
10885 machopic_indirection_name, machopic_output_indirection): Likewise.
10886 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10887 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10888 frv_optimize_membar): Likewise.
10889 * config/i386/cygwin.h (mingw_scan,
10890 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10891 * config/i386/cygwin1.c (mingw_scan): Likewise.
10892 * config/i386/i386.c (machopic_output_stub): Likewise.
10893 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10894 i386_pe_unique_section): Likewise.
10895 * config/ia64/ia64.c (ia64_init_machine_status,
10896 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10898 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10899 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10900 * config/m68k/m68k.c (m68k_handle_option,
10901 m68k_sched_md_init_global): Likewise.
10902 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10903 mcore_unique_section): Likewise.
10904 * config/mips/mips.c (mips_block_move_straight,
10905 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10907 * config/mmix/mmix.c (mmix_init_machine_status,
10908 mmix_encode_section_info): Likewise.
10909 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10910 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10911 print_operand_address, output_toc, redefine_groups,
10912 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10913 * config/s390/s390.c (s390_init_machine_status): Likewise.
10914 * config/score/score.c (score_block_move_straight,
10915 score_block_move_loop_body): Likewise.
10916 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10917 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10918 * emit-rtl.c (find_auto_inc): Likewise.
10919 * gcc.c (translate_options, process_command): Likewise.
10920 * reorg.c (dbr_schedule): Likewise.
10921 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10922 * xcoffout.c (xcoffout_declare_function): Likewise.
10924 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10926 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10927 ipa-pta working again.
10929 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10931 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10934 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10936 * config.gcc (powerpc*-*-*): Add new core e500mc.
10937 * config/rs6000/e500mc.md: New file.
10938 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10940 (rs6000_override_options): Add e500mc case to
10941 processor_target_table. Altivec and Spe options not allowed
10942 with e500mc. Add isel instruction to e500mc by
10943 default. Initialize rs6000_cost for e500mc.
10944 (rs6000_issue_rate): Set issue rate for e500mc.
10945 * config/rs6000/rs6000.h (processor_type): Add
10946 PROCESSOR_PPCE500MC.
10947 (ASM_CPU_SPEC): Add e500mc.
10948 Set TARGET_ISEL to rs6000_isel.
10949 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10950 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10951 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10953 * doc/invoke.texi: Add e500mc to list of cpus.
10955 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10958 * c-lex.c (lex_charconst): Initialize unsignedp.
10960 2008-06-27 Olivier Hainque <hainque@adacore.com>
10962 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10963 documented assumptions.
10965 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10967 * dwarf2out.c: Remove trailing white spaces. Break long line
10970 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10972 * libfuncs.h (LTI_synchronize): New libfunc_index.
10973 (synchronize_libfunc): Declare.
10974 * builtins.c (expand_builtin_synchronize): Consider using
10975 synchronize_libfunc before falling back on an asm blockage.
10976 * config/mips/mips.c: Include libfuncs.h
10977 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10979 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10981 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10982 parameter. Copy stack_reg to r11 where appropriate.
10983 (no_global_regs_above): Add gpr parameter.
10984 (rs6000_stack_info): Only add padding for SPE save area if we
10985 are saving SPE GPRs and CR.
10986 (saveres_routine_syms): New variable.
10987 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
10989 (rs6000_savres_routine_sym): New function.
10990 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
10992 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
10993 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
10994 Tweak FPR out-of-line saving.
10995 (rs6000_make_savres_rtx): New function.
10996 (rs6000_use_multiple_p): New function.
10997 (rs6000_savres_strategy): New function.
10998 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
10999 out-of-line if appropriate.
11000 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11001 if we are optimizing for size.
11002 (GP_SAVE_INLINE): Define.
11003 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11004 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11005 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11006 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11007 (*save_fpregs_<mode>): Add use of r11.
11008 (*restore_gpregs_<mode>): New insn.
11009 (*return_and_restore_gpregs_<mode>): New insn.
11010 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11012 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11013 (*restore_gpregs_spe): New insn.
11014 (*return_and_restore_gpregs_spe): New insn.
11015 * config/rs6000/predicates.md (save_world_operation): Fix check.
11017 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11019 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11020 this point, so assert that.
11022 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11024 * cfganal.c: Include vec.h and vecprim.h.
11025 (compute_idf): Import from...
11026 * tree-into-ssa (compute_idf): ...here.
11027 * basic-block.h (compute_idf): Export.
11029 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11031 * c-decl.c (merge_decls): Use !current_function_decl to check for
11032 extern declaration of C99 inline function being at file scope.
11034 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11036 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11038 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11040 * alias.c (record_alias_subset, init_alias_analysis): Fix
11041 -Wc++-compat and/or -Wcast-qual warnings.
11042 * attribs.c (lookup_attribute_spec): Likewise.
11043 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11044 copy_bb, connect_traces,
11045 find_rarely_executed_basic_blocks_and_cr): Likewise.
11046 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11047 note_btr_set, migrate_btr_defs): Likewise.
11048 * builtins.c (result_vector, expand_builtin_memcpy,
11049 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11050 builtin_memset_read_str, expand_builtin_printf,
11051 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11053 * caller-save.c (mark_set_regs): Likewise.
11054 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11055 * cgraph.c (cgraph_edge): Likewise.
11056 * combine.c (likely_spilled_retval_1): Likewise.
11057 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11058 htab_counts_entry_del, get_coverage_counts): Likewise.
11059 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11060 new_cselib_val): Likewise.
11061 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11062 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11064 * df-core.c (df_compact_blocks): Likewise.
11065 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11066 * df-scan.c (df_grow_reg_info, df_ref_create,
11067 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11068 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11069 df_record_entry_block_defs, df_record_exit_block_uses,
11070 df_bb_verify): Likewise.
11071 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11072 DF_REF_EXTRACT_MODE_CONST): New.
11073 * dominance.c (get_immediate_dominator, get_dominated_by,
11074 nearest_common_dominator, root_of_dom_tree,
11075 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11076 -Wc++-compat and/or -Wcast-qual warnings.
11077 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11078 record_store, replace_read, check_mem_read_rtx, scan_insn,
11079 dse_step1, dse_record_singleton_alias_set): Likewise.
11080 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11082 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11084 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11085 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11086 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11087 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11088 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11089 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11090 file_name_acquire, output_file_names, add_const_value_attribute,
11091 premark_used_types_helper, file_table_eq, file_table_hash,
11092 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11093 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11094 -Wcast-qual warnings.
11095 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11096 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11097 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11098 gen_reg_rtx, start_sequence, init_emit): Likewise.
11099 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11100 * except.c (init_eh_for_function, gen_eh_region,
11101 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11102 arh_to_landing_pad, arh_to_label, add_action_record,
11103 add_call_site, switch_to_exception_section): Likewise.
11104 * expmed.c (synth_mult): Likewise.
11105 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11106 store_expr): Likewise.
11107 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11109 * function.c (assign_stack_temp_for_type,
11110 allocate_struct_function, match_asm_constraints_1): Likewise.
11111 * gcov-io.c (gcov_allocate): Likewise.
11112 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11113 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11114 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11115 record_one_set, insert_expr_in_table, insert_set_in_table,
11116 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11117 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11118 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11119 -Wcast-qual warnings.
11121 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11123 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11124 -Wcast-qual warnings.
11125 * gcc.c (process_command): Likewise.
11126 * genattrtab.c (oballoc): Use XOBNEW.
11127 (oballocvec): Define.
11128 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11129 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11130 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11131 -Wc++-compat and/or -Wcast-qual warnings.
11132 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11133 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11134 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11135 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11136 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11137 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11138 add_excls, process_presence_absence_names,
11139 process_presence_absence_patterns, add_presence_absence,
11140 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11141 get_free_state, add_arc, get_free_automata_list_el,
11142 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11143 transform_3, cache_presence, create_ainsns, create_automata,
11144 create_state_ainsn_table, dfa_insn_code_enlarge,
11145 output_trans_func, output_min_issue_delay_func,
11146 output_dead_lock_func, output_reset_func,
11147 output_get_cpu_unit_code_func, output_dfa_start_func,
11148 expand_automata): Likewise.
11149 * genextract.c (gen_insn): Likewise.
11150 * gengtype-lex.l: Likewise.
11151 * gengtype.c (read_input_list, adjust_field_type,
11152 process_gc_options): Likewise.
11153 * genoutput.c (note_constraint): Likewise.
11154 * genpreds.c (mangle, add_constraint): Likewise.
11155 * genrecog.c (process_define_predicate, new_decision,
11156 add_to_sequence): Likewise.
11157 * gensupport.c (record_insn_name): Likewise.
11159 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11161 * config/i386/driver-i386.c (detect_caches_amd,
11162 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11163 and/or -Wcast-qual warnings.
11164 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11165 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11166 gt_pch_save): Likewise.
11167 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11168 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11169 * global.c (compute_regsets): Likewise.
11170 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11171 finish_graph_dump_file): Likewise.
11172 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11173 unlink_bb_notes): Likewise.
11174 * integrate.c (get_hard_reg_initial_val): Likewise.
11175 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11176 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11177 * local-alloc.c (update_equiv_regs): Likewise.
11178 * loop-invariant.c (check_invariant_table_size,
11179 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11181 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11182 altered_reg_used, mark_altered): Likewise.
11183 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11184 insert_var_expansion_initialization,
11185 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11186 release_var_copies): Likewise.
11187 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11188 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11189 analyze_accesses_for_phi_node, check_var_notmodified_p,
11190 check_allocation_function, find_sites_in_func,
11191 record_all_accesses_in_func, transform_access_sites,
11192 transform_allocation_sites): Likewise.
11193 * omp-low.c (new_omp_region, create_omp_child_function_name,
11194 check_omp_nesting_restrictions, check_combined_parallel,
11195 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11196 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11197 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11198 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11200 * opts-common.c (prune_options): Likewise.
11201 * opts.c (add_input_filename, print_filtered_help,
11202 get_option_state): Likewise.
11203 * params.c (add_params): Likewise.
11204 * passes.c (set_pass_for_id, next_pass_1,
11205 do_per_function_toporder, pass_fini_dump_file): Likewise.
11206 * postreload.c (reload_cse_simplify_operands): Likewise.
11207 * predict.c (tree_predicted_by_p, tree_predict_edge,
11208 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11210 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11212 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11214 * recog.c (check_asm_operands, validate_change_1): Likewise.
11215 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11216 subst_asm_stack_regs): Likewise.
11217 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11218 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11219 * regmove.c (reg_is_remote_constant_p): Likewise.
11220 * regrename.c (regrename_optimize, scan_rtx_reg,
11221 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11223 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11224 regstat_compute_calls_crossed): Likewise.
11225 * reload1.c (init_reload, new_insn_chain,
11226 has_nonexceptional_receiver, reload, copy_reloads,
11227 calculate_needs_all_insns, init_elim_table): Likewise.
11228 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11229 * rtl.c (shallow_copy_rtx_stat): Likewise.
11230 * rtlanal.c (parms_set): Likewise.
11231 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11232 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11233 * sched-ebb.c (earliest_block_with_similiar_load,
11234 add_deps_for_risky_insns): Likewise.
11235 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11236 schedule_region): Likewise.
11237 * see.c (eq_descriptor_pre_extension,
11238 hash_descriptor_pre_extension, hash_del_pre_extension,
11239 eq_descriptor_properties, hash_descriptor_properties,
11240 hash_del_properties, see_seek_pre_extension_expr,
11241 see_initialize_data_structures, see_print_register_properties,
11242 see_print_pre_extension_expr, see_delete_merged_def_extension,
11243 see_delete_unmerged_def_extension, see_emit_use_extension,
11244 see_pre_delete_extension, see_map_extension, see_commit_changes,
11245 see_analyze_merged_def_local_prop,
11246 see_analyze_merged_def_local_prop,
11247 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11248 see_set_prop_merged_def, see_set_prop_unmerged_def,
11249 see_set_prop_unmerged_use, see_print_one_extension,
11250 see_merge_one_use_extension, see_merge_one_def_extension,
11251 see_store_reference_and_extension, see_update_uses_relevancy,
11252 see_update_defs_relevancy): Likewise.
11253 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11254 hash_statistics_free, curr_statistics_hash): Likewise.
11255 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11256 expand_asm_operands, expand_return, case_bit_test_cmp,
11257 expand_case): Likewise.
11258 * stor-layout.c (start_record_layout): Likewise.
11259 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11260 gt_pch_save_stringpool): Likewise.
11261 * tree-data-ref.c (hash_stmt_vertex_info,
11262 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11263 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11265 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11268 * config/i386/i386.md : Change constraints of HImode and QImode
11269 immediate operands from "i" to "n". Change SImode "ni" constraint to
11270 "i" and SImode "rmi" constraint to "g". Remove all constraints
11271 from const0_operand and const1_operand predicated operands.
11272 (i): Change QImode and HImode attribute from "i" to "n".
11273 (*subqi_2): Change HImode operands to QImode.
11276 2008-06-25 Olivier Hainque <hainque@adacore.com>
11278 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11281 2008-06-25 Richard Guenther <rguenther@suse.de>
11283 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11284 not overflow the result type.
11286 2008-06-25 Richard Guenther <rguenther@suse.de>
11288 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11289 (vn_lookup): Likewise.
11291 2008-06-25 Richard Guenther <rguenther@suse.de>
11293 PR tree-optimization/35518
11294 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11295 * tree-sra.c (instantiate_element): Use fold_build3 to build
11297 (try_instantiate_multiple_fields): Likewise.
11299 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11301 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11304 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11306 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11307 use_backchain_to_restore_sp to true
11308 if the offset of the link register save area would go over the 32k - 1
11309 offset limit of the load
11312 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11314 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11315 anchor for the type-punning blurb. Cross-reference "Structures
11316 unions enumerations and bit-fields implementation". Provide a
11317 cast-through-pointer example. Make final sentence self-contained.
11318 * doc/implement-c.texi (Structures unions enumerations and
11319 bit-fields implementation): Cross-reference the type-punning blurb
11320 in the -fstrict-aliasing documentation.
11322 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11324 PR middle-end/36594
11325 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11326 the memory instead of the memory itself for the save area.
11328 2008-06-24 Olivier Hainque <hainque@adacore.com>
11329 Nicolas Roche <roche@adacore.com>
11331 * gengtype.c (srcdir_len): size_t instead of int.
11332 (get_file_realbasename): New function. For F a filename, the real
11333 basename of F, with all the path components stripped.
11334 (get_file_srcdir_relative_path): New function. For F a filename, the
11335 relative path to F from $(srcdir).
11336 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11337 get_file_realbasename. Adjust the head comment.
11338 (get_prefix_langdir_index): New function. For F a filename, return the
11339 lang_dir_names[] relative index of the language directory that is
11341 (get_file_langdir): For F a filename, return the name of the language
11342 directory where F is located.
11343 (get_file_gtfilename): New function. The gt- output file name for an
11345 (get_output_file_with_visibility): Replace in-line computations with
11346 uses of get_file_gtfilename and get_prefix_langdir_index.
11347 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11349 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11351 PR tree-optimization/36504
11352 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11353 references without base address.
11355 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11357 PR middle-end/36584
11358 * calls.c (expand_call): Increase alignment for recursive functions.
11360 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11362 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11363 (TARGET_FUNCTION_VALUE): New define.
11364 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11365 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11367 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11369 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11370 (fmod<mode>3): Ditto.
11371 (remainderxf3): Ditto.
11372 (remainder<mode>3): Ditto.
11374 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11377 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11378 REG is a hard register.
11380 PR tree-optimization/36508
11381 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11382 499, don't check it at all in release compilers.
11384 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11386 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11387 together with SSE_TARGET_MATH to disable insn pattern.
11388 (*fop_<MODEF:mode>_2_i387): Ditto.
11389 (*fop_<MODEF:mode>_3_i387): Ditto.
11391 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11393 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11395 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11397 PR middle-end/34906
11398 * gimplify.c (gimplify_asm_expr): Check the return code of
11399 parse_output_constraint call, set function return and is_inout
11400 value if it failed.
11402 2008-06-22 Ian Lance Taylor <iant@google.com>
11404 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11405 (narrowest_signed_type): Likewise.
11406 * c-typeck.c (c_common_type): Change local variable mclass to enum
11408 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11409 tcc_comparison, not the tree code itself.
11410 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11411 (c_expand_expr): Cast modifier to enum expand_modifier.
11412 * c-common.h (C_RID_CODE): Add casts.
11413 (C_SET_RID_CODE): Define.
11414 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11415 (c_lex_one_token): Add cast to avoid warning.
11416 (c_parser_objc_type_name): Rename local typename to type_name.
11417 (check_no_duplicate_clause): Change code parameter to enum
11419 (c_parser_omp_var_list_parens): Change kind parameter to enum
11421 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11422 c_parser_omp_list_var_parens.
11423 (c_parser_omp_threadprivate): Likewise.
11424 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11425 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11426 * c-format.c (NO_FMT): Define.
11427 (printf_length_specs): Use NO_FMT.
11428 (asm_fprintf_length_specs): Likewise.
11429 (gcc_diag_length_specs): Likewise.
11430 (scanf_length_specs): Likewise.
11431 (strfmon_length_specs): Likewise.
11432 (gcc_gfc_length_specs): Likewise.
11433 (printf_flag_specs): Change 0 to STD_C89.
11434 (asm_fprintf_flag_specs): Likewise.
11435 (gcc_diag_flag_specs): Likewise.
11436 (gcc_cxxdiag_flag_specs): Likewise.
11437 (scanf_flag_specs): Likewise.
11438 (strftime_flag_specs): Likewise.
11439 (strfmon_flag_specs): Likewise.
11440 (print_char_table): Likewise.
11441 (asm_fprintf_char_table): Likewise.
11442 (gcc_diag_char_table): Likewise.
11443 (gcc_tdiag_char_table): Likewise.
11444 (gcc_cdiag_char_table): Likewise.
11445 (gcc_cxxdiag_char_table): Likewise.
11446 (gcc_gfc_char_table): Likewise.
11447 (scan_char_table): Likewise.
11448 (time_char_table): Likewis.
11449 (monetary_char_table): Likewise.
11450 * c-format.h (BADLEN): Likewise.
11452 2008-06-21 Ian Lance Taylor <iant@google.com>
11454 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11455 Define END_OF_BASE_TREE_CODES around inclusion.
11456 * tree.c (tree_code_type): New global array.
11457 (tree_code_length, tree_code_name): Likewise.
11458 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11459 $(lang_tree_files).
11460 (all-tree.def, s-alltree): New targets.
11461 (gencheck.h, s-gencheck): Remove.
11462 (tree.o): Depend upon all-tree.def.
11463 (build/gencheck.o): Remove gencheck.h dependency.
11464 (mostlyclean): Don't remove gencheck.h.
11465 * c-common.h (enum c_tree_code): Remove.
11466 * c-lang.c (tree_code_type): Remove.
11467 (tree_code_length, tree_code_name): Remove.
11468 * gencheck.c (tree_codes): Include all-tree.def, rather than
11469 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11471 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11473 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11474 (operator_name_info): Size to MAX_TREE_CODES.
11475 (assignment_operator_name_info): Likewise.
11476 * cp/cp-lang.c (tree_code_type): Remove.
11477 (tree_code_length, tree_code_name): Remove.
11478 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11479 (assignment_operator_name_info): Likewise.
11480 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11482 * cp/mangle.c (write_expression): Likewise.
11483 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11484 * fortran/f95-lang.c (tree_code_type): Remove.
11485 (tree_code_length, tree_code_name): Remove.
11486 * java/java-tree.h (enum java_tree_code): Remove.
11487 * java/lang.c (tree_code_type): Remove.
11488 (tree_code_length, tree_code_name): Remove.
11489 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11490 * objc/objc-act.h (enum objc_tree_code): Remove.
11491 * objc/objc-lang.c (tree_code_type): Remove.
11492 (tree_code_length, tree_code_name): Remove.
11493 * objcp/objcp-lang.c (tree_code_type): Remove.
11494 (tree_code_length, tree_code_name): Remove.
11495 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11496 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11497 * ada/misc.c (tree_code_type): Remove.
11498 (tree_code_length, tree_code_name): Remove.
11500 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11502 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11503 the grand_bitmap_obstack.
11505 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11507 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11508 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11509 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11510 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11511 move_stmt_r, new_label_mapper): Likewise.
11512 * tree-complex.c (cvc_lookup): Likewise.
11513 * tree-dfa.c (create_function_ann): Likewise.
11514 * tree-dump.c (dump_register): Likewise.
11515 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11516 find_phi_replacement_condition): Likewise.
11517 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11518 tree_function_versioning): Likewise.
11519 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11520 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11521 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11522 get_nonlocal_debug_decl, convert_nonlocal_reference,
11523 convert_nonlocal_omp_clauses, get_local_debug_decl,
11524 convert_local_reference, convert_local_omp_clauses,
11525 convert_nl_goto_reference, convert_nl_goto_receiver,
11526 convert_tramp_reference, convert_call_expr): Likewise.
11527 * tree-outof-ssa.c (contains_tree_r): Likewise.
11528 * tree-parloops.c (reduction_phi, initialize_reductions,
11529 eliminate_local_variables_1, add_field_for_reduction,
11530 add_field_for_name, create_phi_for_local_result,
11531 create_call_for_reduction_1, create_loads_for_reductions,
11532 create_stores_for_reduction, create_loads_and_stores_for_name):
11534 * tree-phinodes.c (allocate_phi_node): Likewise.
11535 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11536 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11537 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11538 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11539 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11540 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11541 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11542 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11543 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11544 vn_nary_op_insert): Likewise.
11545 * tree-ssa.c (redirect_edge_var_map_add,
11546 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11547 * tree-vectorizer.c (vectorize_loops): Likewise.
11548 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11549 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11550 tree_cons_stat, build1_stat, build_variant_type_copy,
11551 decl_init_priority_lookup, decl_fini_priority_lookup,
11552 decl_priority_info, decl_restrict_base_lookup,
11553 decl_restrict_base_insert, decl_debug_expr_lookup,
11554 decl_debug_expr_insert, decl_value_expr_lookup,
11555 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11556 type_hash_add, get_file_function_name, tree_check_failed,
11557 tree_not_check_failed, tree_range_check_failed,
11558 omp_clause_range_check_failed, build_omp_clause,
11559 build_vl_exp_stat): Likewise.
11560 * value-prof.c (gimple_histogram_value,
11561 gimple_duplicate_stmt_histograms): Likewise.
11562 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11563 unshare_variable, variable_union_info_cmp_pos, variable_union,
11564 dataflow_set_different_1, dataflow_set_different_2,
11565 vt_find_locations, variable_was_changed, set_variable_part,
11566 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11567 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11568 section_entry_hash, object_block_entry_eq,
11569 object_block_entry_hash, create_block_symbol,
11570 initialize_cold_section_name, default_function_rodata_section,
11571 strip_reg_name, set_user_assembler_name, const_desc_eq,
11572 build_constant_desc, output_constant_def, lookup_constant_def,
11573 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11574 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11575 default_internal_label): Likewise.
11576 * varray.c (varray_init, varray_grow): Likewise.
11577 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11579 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11581 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11582 operators for "test" insn. Macroize insn using SWI mode macro.
11583 (*jcc_fused_2): Ditto.
11584 (*jcc_fused_3): Macroize insn using SWI mode macro.
11585 (*jcc_fused_4): Ditto.
11587 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11589 * tree-ssa-pre.c: Fix typo in comment.
11590 (init_antic, fini_antic): Add explicit funtions for
11591 initializing and deinitializing ANTIC and AVAIL sets.
11592 (create_expression_by_pieces): Fix typo in comment.
11593 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11594 (execute_pre): Eventually dump details about ANTIC_IN.
11596 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11598 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11599 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11600 add_to_obstack, file_at_path, find_a_file, execute,
11601 add_preprocessor_option, add_assembler_option, add_linker_option,
11602 process_command, insert_wrapper, do_option_spec, do_self_spec,
11603 spec_path, do_spec_1, is_directory, main, used_arg,
11604 getenv_spec_function): Likewise.
11605 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11606 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11609 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11611 * doc/rtl.texi: Updated subreg section.
11613 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11616 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11617 node->needed and node->reachable.
11618 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11619 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11620 (expand_task_call): Don't call expand_task_copyfn.
11621 (expand_task_copyfn): Renamed to...
11622 (finalize_task_copyfn): ... this.
11624 2008-06-19 Jan Hubicka <jh@suse.cz>
11626 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11627 clobbering framepointer.
11629 2008-06-19 Jan Hubicka <jh@suse.cz>
11631 * tree-optimize.c (execute_early_local_optimizations): Set
11632 cgraph_state only at first invocation.
11634 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11636 * system.h (-Wc++-compat): Activate as a warning, no an error.
11638 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11640 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11641 instead of "#" in insn asm template.
11642 (*jcc_fused_2): Ditto.
11644 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11646 * config/i386/i386.h (ix86_tune_indices)
11647 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11648 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11649 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11650 (*jcc_fused_2): Ditto.
11651 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11652 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11653 (print operand): Handle 'E' and 'e' code.
11655 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11657 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11658 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11659 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11661 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11663 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11665 (cgraph_expand_function): Use local copy of decl.
11666 (cgraph_expand_all_functions): Remove redundant initialization of
11668 (cgraph_optimize): Reword internal_error message.
11670 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11672 * arm-protos.h (arm_return_in_memory): Remove public
11673 arm_return_in_memory() prototype.
11674 * arm.c (arm_return_in_memory): Add static prototype, add target
11675 hook macro, change definition and comments.
11676 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11678 2008-06-19 Ben Elliston <bje@au.ibm.com>
11680 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11681 real.c: Remove references to IEEE 754R.
11682 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11683 * doc/libgcc.texi (Decimal float library routines): Likewise.
11685 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11687 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11688 (default_unwind_word_mode): Add prototype.
11689 * targhooks.c (default_unwind_word_mode): New function.
11690 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11691 instead of word_mode.
11692 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11693 (TARGET_INITIALIZER): Use it.
11695 * c-common.c (handle_mode_attribute): Support "unwind_word"
11697 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11699 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11700 word_mode to access SjLj_Function_Context member "data".
11701 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11702 conversion from targetm.eh_return_filter_mode () to
11703 targetm.unwind_word_mode () if they differ.
11705 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11706 (BT_FN_UNWINDWORD_PTR): New function type.
11707 (BT_FN_WORD_PTR): Remove.
11708 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11709 * except.c (expand_builtin_extend_pointer): Convert pointer to
11710 targetm.unwind_word_mode () instead of word_mode.
11712 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11713 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11714 (spu_unwind_word_mode): New function.
11715 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11716 (TARGET_UNWIND_WORD_MODE): Define.
11717 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11719 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11721 * config/spu/spu.c (reg_align): Remove.
11722 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11723 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11724 (spu_split_store): Likewise.
11726 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11728 * gcc/tree-vn.c: Fix typo in comment.
11730 2008-06-18 Jan Hubicka <jh@suse.cz>
11732 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11733 toplevel reorder too.
11735 2008-06-18 Jan Hubicka <jh@suse.cz>
11737 * c-opts.c (c_common_post_options): PCH is not compatible with
11739 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11740 -fno-toplevel-reorder by default now.
11742 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11744 PR documentation/30739
11745 * doc/install.texi (Prerequisites): Document dependency on awk.
11747 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11748 Ian Lance Taylor <iant@google.com>
11750 PR rtl-optimization/35604
11751 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11752 only want to change jump destinations, not eventual label comparisons.
11754 2008-06-16 Jan Hubicka <jh@suse.cz>
11756 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11758 (cgraph_analyze_function): Likewise.
11760 2008-06-16 Jan Hubicka <jh@suse.cz>
11762 * cgraph.h (cgraph_mark_if_needed): New function.
11763 * cgraphunit.c (cgraph_mark_if_needed): New function.
11764 * c-decl.c (duplicate_decl): Use it.
11766 2008-06-16 Jan Hubicka <jh@suse.cz>
11768 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11771 2008-06-16 Jan Hubicka <jh@suse.cz>
11773 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11775 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11776 Kazu Hirata <kazu@codesourcery.com>
11777 Maxim Kuvyrkov <maxim@codesourcery.com
11779 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11780 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11781 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11782 EXTRA_SPEC_FUNCTIONS.
11783 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11784 (DRIVER_SELF_SPECS): Adjust.
11785 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11786 * config/mips/st.h, config/mips/t-st: New.
11787 * config/mips/driver-native.c, config/mips/x-native: New.
11788 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11791 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11793 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11795 (ISA_HAS_FP_CONDMOVE): New macro.
11796 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11797 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11798 (ISA_HAS_NMADD3_NMSUB3): New macro.
11799 * config/mips/mips.c (mips_rtx_costs): Update.
11800 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11801 compiling for ST Loongson 2E/2F.
11802 (madd<mode>): Rename to madd4<mode>. Update.
11803 (madd3<mode>): New pattern.
11804 (msub<mode>): Rename to msub4<mode>. Update.
11805 (msub3<mode>): New pattern.
11806 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11807 (nmadd3<mode>): New pattern.
11808 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11809 (nmadd3<mode>_fastmath): New pattern.
11810 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11811 (nmsub3<mode>): New pattern.
11812 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11813 (nmsub3<mode>_fastmath): New pattern.
11814 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11816 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11818 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11819 (DF_REF_INSN_INFO): New.
11820 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11821 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11822 with a NULL DF_REF_INSN_INFO.
11823 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11825 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11826 DF_INSN_INFO_EQ_USES): New.
11827 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11828 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11829 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11830 * df-core.c: Update comment for above changes.
11831 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11832 DF_INSN_UID_* macros.
11833 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11834 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11835 insn rtx. Update all callers.
11836 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11837 df_ref_create_structure, df_insn_refs_collect): Likewise.
11838 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11839 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11840 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11841 macros to access the insn refs.
11842 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11843 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11844 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11845 for accessing the refs.
11846 (try_fwprop_subst): Likewise.
11847 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11848 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11849 for accessing the refs.
11850 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11851 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11852 to look at the insn refs.
11853 (record_uses): Likewise.
11854 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11856 (mark_artificial_uses): Don't mark_insn for artificial refs.
11857 (mark_reg_rependencies): Likewise.
11859 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11861 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11863 * configure: Regenerate.
11865 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11867 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11868 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11869 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11871 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11873 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11874 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11875 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11877 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11879 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11880 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11881 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11883 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11885 * tree-ssa-sccvn.c: Fix format of comments.
11887 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11889 * cgraph.c: Remove unneeded forward declarations of eq_node()
11892 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11894 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11896 (see_update_relevancy): Likewise.
11897 * fwprop.c (try_fwprop_subst): Likewise.
11898 * rtlanal.c (noop_move_p): Likewise.
11899 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11900 notes to non-existing libcall blocks.
11901 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11903 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11904 (dead_libcall_p): Remove.
11905 (delete_trivially_dead_insns): Don't use it.
11906 * web.c (union_defs): Remove comment about keeping nops.
11907 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11908 (compute_hash_table_work): Don't track libcall notes.
11909 (do_local_cprop): Don't take libcall pointers. Don't update
11911 (adjust_libcall_notes): Deleted.
11912 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11913 ever have existed in the first place).
11914 (replace_store_insn): Don't try to remove libcall notes.
11915 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11916 (resolve_reg_notes): Don't call them.
11917 (resolve_simple_move): Likewise.
11918 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11919 Don't remove REG_RETVAL notes.
11920 * emit-rtl.c (try_split): Don't update libcall notes.
11921 (emit_copy_of_insn_after): Dito.
11922 * cselib.c (cselib_current_insn_in_libcall): Remove.
11923 (cselib_process_insn): Don't set/clear it.
11924 (new_elt_loc_list): Don't record it.
11925 (cselib_init): Don't initialize it.
11926 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11927 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11929 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11930 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11931 (init_deps): Don't initialize it.
11932 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11933 * combine.c (delete_noop_moves): Don't update libcall notes.
11934 (can_combine_p): Remove now pointless #if 0 block.
11935 (try_combine): Remove another obsolete #if 0 block.
11936 (distribute_notes): Don't distribute libcall notes.
11937 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11938 * dce.c (libcall_dead_p): Remove.
11939 (delete_unmarked_insns): Don't handle libcall blocks.
11940 (preserve_libcall_for_dce): Remove.
11941 (prescan_insns_for_dce): Don't special-case libcall block insns.
11942 * reload1 (reload): Don't handle libcall notes.
11943 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11946 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11948 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11949 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11950 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11952 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11954 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11955 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11956 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11958 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11960 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11962 2008-06-16 Ira Rosen <irar@il.ibm.com>
11964 PR tree-optimization/36493
11965 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11966 the arguments list. Use VECTYPE to create vector pointer.
11967 (vectorizable_store): Fail if accesses through a pointer to vectype
11968 do not alias the original memory reference operands.
11969 Call vect_create_data_ref_ptr without the removed argument.
11970 (vectorizable_load): Likewise.
11971 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11974 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11977 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11978 reg_equiv_constant.
11980 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11982 * config/mips/loongson2ef.md: New file.
11983 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
11984 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
11985 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
11986 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
11987 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
11989 (loongson2ef.md): New include.
11990 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
11991 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
11992 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
11993 (loongson_gt_<mode>, loongson_extract_halfword)
11994 (loongson_insert_halfword_0, loongson_insert_halfword_2)
11995 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
11996 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
11997 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
11998 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
11999 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12000 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12001 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12002 (vec_interleave_low<mode>): Define type attribute.
12003 * config/mips/mips.c (mips_ls2): New static variable.
12004 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12005 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12006 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12007 Implement target scheduling hooks.
12008 (mips_multipass_dfa_lookahead): Update to handle tuning for
12010 (mips_sched_init): Initialize data for Loongson scheduling.
12011 (mips_ls2_variable_issue): New static function.
12012 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12014 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12015 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12016 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12017 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12018 Handle ST Loongson 2E/2F cores.
12019 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12021 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12023 * omp-low.c (extract_omp_for_data): Fix comment typo.
12026 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12028 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12029 FIXME note about gcc/config.guess.
12030 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12031 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12032 * doc/cppopts.texi: Likewise.
12033 * doc/extend.texi: Likewise.
12034 * doc/gcc.texi: Likewise.
12035 * doc/gccint.texi: Likewise.
12036 * doc/gcov.texi: Likewise.
12037 * doc/gty.texi: Likewise.
12038 * doc/hostconfig.texi: Likewise.
12039 * doc/install.texi: Likewise.
12040 * doc/invoke.texi: Likewise.
12041 * doc/loop.texi: Likewise.
12042 * doc/makefile.texi: Likewise.
12043 * doc/md.texi: Likewise.
12044 * doc/passes.texi: Likewise.
12045 * doc/tm.texi: Likewise.
12046 * doc/tree-ssa.texi: Likewise.
12047 * doc/trouble.texi: Likewise.
12049 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12050 Nathan Sidwell <nathan@codesourcery.com>
12051 Maxim Kuvyrkov <maxim@codesourcery.com>
12052 Richard Sandiford <rdsandiford@googlemail.com>
12054 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12055 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12056 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12058 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12059 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12060 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12062 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12063 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12064 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12065 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12066 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12067 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12068 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12069 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12070 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12071 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12072 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12073 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12074 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12075 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12076 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12077 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12078 (mips_builtins): Add Loongson builtins.
12079 (mips_loongson_2ef_bdesc): New.
12080 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12081 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12082 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12083 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12085 (mips_expand_vector_init): New.
12086 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12087 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12089 * config/mips/mips.md: Add unspec numbers for Loongson
12090 builtins. Include loongson.md.
12091 (MOVE64): Include Loongson vector modes.
12092 (SPLITF): Include Loongson vector modes.
12093 (HALFMODE): Handle Loongson vector modes.
12094 * config/mips/loongson.md: New.
12095 * config/mips/loongson.h: New.
12096 * config.gcc: Add loongson.h header for mips*-*-* targets.
12097 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12099 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12101 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12102 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12103 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12104 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12105 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12106 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12107 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12108 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12109 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12110 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12111 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12112 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12113 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12114 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12115 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12116 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12117 Remove use_fixproto=yes.
12118 (ia64*-*-hpux*): Remove comment about using fixproto.
12119 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12121 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12123 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12125 * configure: Regenerate.
12127 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12129 PR middle-end/36520
12130 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12131 before evaluating it.
12133 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12136 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12137 nested inline functions.
12138 (start_decl, start_function): Don't invert DECL_EXTERNAL
12139 for nested inline functions.
12141 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12143 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12144 splits that must be made for correctness.
12146 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12148 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12149 (AVAIL_NON_MIPS16): Likewise.
12150 (mips_builtin_description): Replace target_flags with a predicate.
12151 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12152 (dspr2_32): New availability predicates.
12153 (MIPS_BUILTIN): New macro.
12154 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12155 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12156 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12157 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12158 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12159 (mips_dsp_32only_bdesc): Merge into...
12160 (mips_builtins): ...this new array.
12161 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12162 (mips_init_builtins): Update after above changes.
12163 (mips_expand_builtin_1): Merge into...
12164 (mips_expand_builtin): ...here and update after above changes.
12166 2008-06-12 Paul Brook <paul@codesourcery.com>
12168 * longlong.h (__arm__): Define count_leading_zeros.
12169 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12170 (clzsi2, clzdi2): New functions.
12171 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12172 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12173 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12174 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12175 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12176 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12177 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12178 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12179 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12180 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12182 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12184 * config/m68k/m68k.c (m68k_tune_flags): New.
12185 (override_options): Compute m68k_tune_flags.
12186 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12187 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12189 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12191 PR middle-end/36506
12192 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12194 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12196 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12197 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12199 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12201 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12202 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12204 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12206 PR middle-end/36506
12207 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12210 2008-06-12 Richard Guenther <rguenther@suse.de>
12212 PR tree-optimization/36345
12213 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12214 add memory_tag_needed flag.
12215 (may_alias_p): Declare.
12216 * tree-ssa-alias.c (may_alias_p): Export.
12217 (set_initial_properties): Use memory_tag_needed flag.
12218 (update_reference_counts): Likewise.
12219 (reset_alias_info): Reset memory_tag_needed flag.
12220 (create_name_tags): Check memory_tag_needed flag.
12221 (dump_points_to_info_for): Dump it.
12222 * tree-ssa-structalias.c (struct variable_info): Remove
12223 directly_dereferenced flag.
12224 (new_var_info): Do not initialize it.
12225 (process_constraint_1): Do not set it.
12226 (update_alias_info): Set is_dereferenced flag.
12227 (set_uids_in_ptset): Use may_alias_p.
12228 (set_used_smts): Check memory_tag_needed flag.
12229 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12230 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12231 memory_tag_needed flag.
12232 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12233 from broken design.
12235 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12237 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12238 red zone for w64 abi.
12239 (ix86_expand_prologue): Likewise.
12240 (ix86_force_to_memory): Likewise.
12241 (ix86_free_from_memory): Likewise.
12243 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12246 * config/rs6000/rs6000.c (rs6000_override_options): Set
12247 rs6000_isel conditionally to the absence of comand line override.
12248 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12249 Remove duplicate rs6000_isel setting.
12250 * config/rs6000/eabispe.h: Ditto.
12252 2008-06-11 Richard Guenther <rguenther@suse.de>
12254 * alias.c (get_alias_set): Use the element alias-set for arrays.
12255 (record_component_aliases): For arrays and vectors do nothing.
12256 * c-common.c (strict_aliasing_warning): Handle the cases
12257 of alias set zero explicitly.
12258 * Makefile.in (dfp.o-warn): Add -Wno-error.
12260 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12262 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12264 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12265 tune_32 tune_64 to supported_defaults. Allow values not
12266 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12267 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12268 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12269 with_cpu_64 to generic for 64-bit-supporting configurations, not
12270 with_cpu. Remove FIXMEs.
12271 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12272 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12273 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12274 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12275 arch_32 and arch_64.
12277 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12278 Olivier Hainque <hainque@adacore.com>
12280 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12281 Use DECL_SIZE_UNIT to retrieve the size of the field.
12283 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12285 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12286 with function calls after declarations. Lay out
12287 neon_float_type_node before further use.
12289 2008-06-11 Richard Guenther <rguenther@suse.de>
12291 * tree-flow.h (may_point_to_global_var): Declare.
12292 * tree-ssa-alias.c (may_point_to_global_var): New function.
12293 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12295 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12297 * configure.ac: Teach that fido supports .debug_line.
12298 * configure: Regenerate.
12300 2008-06-10 Tom Tromey <tromey@redhat.com>
12302 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12305 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12307 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12308 (encode_decimal64, decode_decimal64, encode_decimal128,
12309 decode_decimal128): Reverse order of 32-bit parts of value if host
12310 and target endianness differ.
12312 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12314 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12315 Avoid division by 0.
12316 (tree_mod_pow2_value_transform): Likewise.
12317 (tree_ic_transform): Likewise.
12318 (tree_stringops_transform): Likewise.
12319 (tree_mod_subtract_transform): Likewise.
12320 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12321 (copy_edges_for_bb): Likewise.
12322 (initialize_cfun): Likewise.
12324 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12326 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12327 nonmemory_operand. Add "N" operand constraint.
12329 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12330 (*jcc_btsi_mask): Ditto.
12331 (*jcc_btsi_mask_1): Ditto.
12333 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12335 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12336 TYPE_CANONICAL for copied element type.
12338 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12341 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12342 Add m_CORE2 and m_GENERIC.
12343 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12344 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12346 (*jcc_btdi_rex64): New instruction and split pattern.
12347 (*jcc_btsi): Ditto.
12348 (*jcc_btsi_1): Ditto.
12349 (*btsq): Fix Intel asm dialect operand order.
12353 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12355 PR middle-end/36447
12356 * simplify-rtx.c (simplify_subreg): Add check for shift count
12359 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12361 * doc/md.texi: Synchronize with later constraints.md change.
12362 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12363 with a C implementation.
12364 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12366 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12367 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12368 when moving to and from MD_REGNUM.
12369 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12370 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12371 Handle byte and halfword moves.
12372 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12374 * config/mips/constraints.md (h): Turn into NO_REGS.
12375 (l, x): Update documentation.
12376 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12377 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12378 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12379 (HILO): New mode iterator.
12381 (any_div): New code iterator.
12382 (u): Extend code attribute to div and udiv.
12383 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12384 d_operand in the splitters. Remove redundant CONST_INT checks.
12385 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12386 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12387 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12388 accordingly, using normal moves instead of unspecs to move LO into
12389 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12390 (<u>mulsidi3): Handle expansion in C code.
12391 (<u>mulsidi3_32bit_internal): Rename to...
12392 (<u>mulsidi3_32bit): ...this.
12393 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12394 (*<u>mulsidi3_64bit): Rename to...
12395 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12396 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12397 to set LO and HI to the multiplication result. Use a normal move
12398 for MFLO and an unspec for MFHI.
12399 (*<u>mulsidi3_64bit_parts): Replace with...
12400 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12401 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12402 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12403 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12404 instead of HI. Split the instruction into a separate multiplication
12405 and MFHI if !TARGET_FIX_R4000.
12406 (<su>muldi3_highpart): Likewise.
12407 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12408 and the "=h" clobber.
12409 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12410 (<u>mulditi3): New expander.
12411 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12412 (madsi): Remove "=h" clobber.
12413 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12414 Force the modulus result to be a GPR and split the instruction into
12415 a division followed by an MFHI after reload.
12416 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12417 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12418 the MIPS16 HIGH define_split.
12419 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12420 of acc<->gpr moves to "multi".
12421 (*movdi_64bit): Replace the single "x" alternative with
12422 alternatives for moving into and out of "a".
12423 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12424 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12425 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12426 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12427 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12428 (movti): New expander.
12429 (*movti, *movti_mips16): New insns.
12430 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12431 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12432 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12433 * config/mips/predicates.md (fpr_operand): Delete.
12434 (d_operand): New predicate.
12436 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12438 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12439 failure on some Bourne shells.
12440 (x86_64-*-*): Ditto.
12442 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12444 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12446 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12448 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12449 (sparc-sun-solaris2*): Likewise.
12451 2008-06-09 Arnaud Charlet <charlet@adacore.com
12453 * doc/install.texi: Update requirements to build the Ada compiler.
12455 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12457 * df-scan.c (struct df_scan_problem_data): Remove the
12458 mw_link_pool alloc pool.
12459 (df_scan_free_internal): Don't free it.
12460 (df_scan_alloc): Don't allocate it.
12461 * df.h (struct df_link): Update comment.
12463 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12465 * except.h: Correct checks for when SJLJ exceptions must be used.
12467 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12469 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12472 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12474 PR tree-optimization/36218
12475 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12476 configure for the build system.
12477 (BUILD_LDFLAGS): Define.
12478 * configure: Regenerate.
12479 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12481 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12484 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12485 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12486 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12488 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12490 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12492 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12494 * config.gcc (Obsolete configurations): Remove list of
12496 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12497 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12498 targets matched by those patterns.
12499 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12500 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12501 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12502 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12503 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12504 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12505 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12506 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12507 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12508 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12509 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12510 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12511 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12512 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12513 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12514 Make code for Solaris 7 and greater unconditional for Solaris.
12515 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12516 Remove --with-* handling.
12517 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12518 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12519 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12520 LINK_OS_WINDISS_SPEC): Remove.
12521 * config/rs6000/sysv4.opt (mwindiss): Remove.
12522 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12523 * configure: Regenerate.
12524 * doc/cpp.texi: Don't mention BeOS.
12525 * doc/extend.texi (interrupt): Don't mention MS1.
12526 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12527 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12528 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12529 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12530 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12532 * doc/invoke.texi (MT Options): Remove.
12533 (-mwindiss): Remove.
12534 (CRIS Options): Remove cris-axis-aout references.
12535 (HPPA Options): Don't mention hppa1.1-*-pro.
12536 * doc/md.texi: (MorphoTech family): Remove.
12537 * libgcc2.c: Don't handle UWIN.
12538 * config/alpha/t-unicosmk: Remove.
12539 * config/alpha/unicosmk.h: Remove.
12540 * config/arm/kaos-arm.h: Remove.
12541 * config/arm/kaos-strongarm.h: Remove.
12542 * config/arm/strongarm-coff.h: Remove.
12543 * config/arm/strongarm-elf.h: Remove.
12544 * config/arm/strongarm-pe.h: Remove.
12545 * config/arm/t-strongarm-pe: Remove.
12546 * config/arm/t-xscale-coff: Remove.
12547 * config/arm/t-xscale-elf: Remove.
12548 * config/arm/xscale-coff.h: Remove.
12549 * config/arm/xscale-elf.h: Remove.
12550 * config/chorus.h: Remove.
12551 * config/cris/aout.h: Remove.
12552 * config/cris/aout.opt: Remove.
12553 * config/cris/t-aout: Remove.
12554 * config/i386/beos-elf.h: Remove.
12555 * config/i386/kaos-i386.h: Remove.
12556 * config/i386/ptx4-i.h: Remove.
12557 * config/i386/sco5.h: Remove.
12558 * config/i386/sco5.opt: Remove.
12559 * config/i386/sysv4-cpp.h: Remove.
12560 * config/i386/sysv5.h: Remove.
12561 * config/i386/t-beos: Remove.
12562 * config/i386/t-sco5: Remove.
12563 * config/i386/t-uwin: Remove.
12564 * config/i386/uwin.asm: Remove.
12565 * config/i386/uwin.h: Remove.
12566 * config/kaos.h: Remove.
12567 * config/mips/windiss.h: Remove.
12568 * config/mt: Remove directory.
12569 * config/pa/pa-osf.h: Remove.
12570 * config/pa/pa-pro-end.h: Remove.
12571 * config/pa/t-pro: Remove.
12572 * config/ptx4.h: Remove.
12573 * config/rs6000/beos.h: Remove.
12574 * config/rs6000/kaos-ppc.h: Remove.
12575 * config/rs6000/t-beos: Remove.
12576 * config/rs6000/windiss.h: Remove.
12577 * config/sh/kaos-sh.h: Remove.
12578 * config/sol2-6.h: Remove.
12579 * config/sparc/sol26-sld.h: Remove.
12580 * config/sparc/sysv4-only.h: Remove.
12581 * config/vax/bsd.h: Remove.
12582 * config/vax/t-memfuncs: Remove.
12583 * config/vax/ultrix.h: Remove.
12584 * config/vax/vaxv.h: Remove.
12585 * config/windiss.h: Remove.
12587 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12589 PR rtl-optimization/36438
12590 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12591 for vector shifts with constant scalar shift operands.
12593 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12595 * doc/invoke.texi: Document -march=xlr.
12596 * config/mips/xlr.md: New file.
12597 * config/mips/mips.md: Include it.
12599 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12600 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12601 (mips_rtx_cost_data): Likewise.
12603 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12605 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12606 PRE_INC and PRE_DEC cases.
12608 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12610 PR rtl-optimization/36419
12611 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12612 the emitting jump insn.
12615 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12616 is not bool, boolify the whole *expr_p and convert to the desired type.
12618 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12620 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12621 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12622 Add omp_private_outer_ref hook, add another argument to
12623 omp_clause_default_ctor hook.
12624 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12625 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12626 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12627 hook_tree_tree_tree_tree_null.
12628 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12629 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12630 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12631 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12632 * tree.def (OMP_TASK): New tree code.
12633 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12634 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12635 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12636 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12637 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12638 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12639 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12640 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12641 (OMP_DIRECTIVE_P): Add OMP_TASK.
12642 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12643 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12644 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12645 and OMP_CLAUSE_UNTIED entries.
12646 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12648 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12649 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12650 * tree-pretty-print.c (dump_omp_clause): Handle
12651 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12652 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12653 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12654 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12655 warning about unsigned iterators. Change decl/init/cond/incr
12656 arguments to TREE_VECs, check arguments for all collapsed loops.
12657 (c_finish_omp_taskwait): New function.
12658 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12660 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12661 default_function_array_conversion on init. Add par_clauses argument.
12662 If decl is present in parallel's lastprivate clause, change it to
12663 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12664 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12665 collapse count in clauses.
12666 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12667 c_parser_omp_for_loop callers.
12668 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12669 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12670 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12671 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12673 (c_parser_omp_clause_schedule): Handle schedule(auto).
12674 Include correct location in the error message.
12675 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12676 and PRAGMA_OMP_CLAUSE_UNTIED.
12677 (OMP_TASK_CLAUSE_MASK): Define.
12678 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12679 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12680 * tree-nested.c (convert_nonlocal_omp_clauses,
12681 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12682 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12683 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12684 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12686 (conver_nonlocal_reference, convert_local_reference,
12687 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12688 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12689 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12690 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12691 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12692 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12693 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12694 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12695 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12697 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12698 * c-common.h (c_finish_omp_taskwait): New prototype.
12699 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12700 * tree-parloops.c (create_parallel_loop): Create 1 entry
12701 vectors for OMP_FOR_{INIT,COND,INCR}.
12702 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12703 (make_edges): Handle OMP_TASK.
12704 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12705 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12706 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12707 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12708 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12709 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12710 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12711 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12712 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12713 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12714 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12715 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12716 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12717 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12718 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12719 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12720 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12721 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12722 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12723 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12724 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12725 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12726 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12727 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12728 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12729 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12730 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12731 original iterator is present in lastprivate clause or if
12732 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12733 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12734 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12735 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12736 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12737 if it is set, lookup var in outer contexts too. Handle
12738 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12739 to be implicitly determined firstprivate for task regions.
12740 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12741 if it is set, lookup var in outer contexts too. Set
12742 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12743 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12744 OMP_CLAUSE_UNTIED. Take region_type as last argument
12745 instead of in_parallel and in_combined_parallel.
12746 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12748 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12749 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12750 (new_omp_context): Set default_kind to
12751 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12752 (omp_region_type): New enum.
12753 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12754 fields, add region_type.
12755 (new_omp_context): Take region_type as argument instead of is_parallel
12756 and is_combined_parallel.
12757 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12758 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12759 ctx->is_combined_parallel checks.
12760 (gimplify_omp_task): New function.
12761 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12763 * omp-low.c (extract_omp_for_data): Use schedule(static)
12764 for schedule(auto). Handle pointer and unsigned iterators.
12765 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12766 Add loops argument. Extract data for collapsed OMP_FOR loops.
12767 (expand_parallel_call): Assert sched_kind isn't auto,
12768 map runtime schedule to index 3.
12769 (struct omp_for_data_loop): New type.
12770 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12771 Add loop, loops, collapse and iter_type fields.
12772 (workshare_safe_to_combine_p): Disallow combined for if
12773 iter_type is unsigned long long. Don't combine collapse > 1 loops
12774 unless all bounds and steps are constant. Adjust extract_omp_for_data
12776 (expand_omp_for_generic): Handle pointer, unsigned and long long
12777 iterators. Handle collapsed OMP_FOR loops. Adjust
12778 for struct omp_for_data changes. If libgomp function doesn't return
12779 boolean_type_node, add comparison of the return value with 0.
12780 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12781 pointer, unsigned and long long iterators. Adjust for struct
12782 omp_for_data changes.
12783 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12784 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12785 unsigned long long. Allocate loops array, pass it to
12786 extract_omp_for_data. For collapse > 1 loops use always
12787 expand_omp_for_generic.
12788 (omp_context): Add sfield_map and srecord_type fields.
12789 (is_task_ctx, lookup_sfield): New functions.
12790 (use_pointer_for_field): Use is_task_ctx helper. Change first
12791 argument's type from const_tree to tree. Clarify comment.
12792 In OMP_TASK disallow copy-in/out sharing.
12793 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12794 (install_var_field): Add mask argument. Populate both record_type
12795 and srecord_type if needed.
12796 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12798 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12799 and DECL_FIELD_OFFSET.
12800 (scan_sharing_clauses): Adjust install_var_field callers. For
12801 firstprivate clauses on explicit tasks allocate the var by value in
12802 record_type unconditionally, rather than by reference.
12803 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12804 Use is_taskreg_ctx instead of is_parallel_ctx.
12805 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12806 (create_omp_child_function_name): Add task_copy argument, use
12807 *_omp_cpyfn* names if it is true.
12808 (create_omp_child_function): Add task_copy argument, if true create
12809 *_omp_cpyfn* helper function.
12810 (scan_omp_parallel): Adjust create_omp_child_function callers.
12811 Rename parallel_nesting_level to taskreg_nesting_level.
12812 (scan_omp_task): New function.
12813 (lower_rec_input_clauses): Don't run constructors for firstprivate
12814 explicit task vars which are initialized by *_omp_cpyfn*.
12815 Pass outer var ref to omp_clause_default_ctor hook if
12816 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12817 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12818 OMP_CLAUSE_REDUCTION_INIT.
12819 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12820 avoid duplicate setting of fields. Handle
12821 OMP_CLAUSE_PRIVATE_OUTER_REF.
12822 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12823 copy-out if TREE_READONLY, only copy-in.
12824 (expand_task_copyfn): New function.
12825 (expand_task_call): New function.
12826 (struct omp_taskcopy_context): New type.
12827 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12829 (lower_omp_parallel): Rename to...
12830 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12831 Call create_task_copyfn if srecord_type is needed. Adjust
12833 (task_shared_vars): New variable.
12834 (check_omp_nesting_restrictions): Warn if work-sharing,
12835 barrier, master or ordered region is closely nested inside OMP_TASK.
12836 Add warnings for barrier if closely nested inside of work-sharing,
12837 ordered, or master region.
12838 (scan_omp_1): Call check_omp_nesting_restrictions even for
12839 GOMP_barrier calls. Rename parallel_nesting_level to
12840 taskreg_nesting_level. Handle OMP_TASK.
12841 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12842 work-sharing construct, continue looking for them on parent parallel
12844 (lower_omp_for_lastprivate): Add lastprivate clauses
12845 to the beginning of dlist rather than end. Adjust for struct
12846 omp_for_data changes.
12847 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12848 not after it. Handle collapsed OMP_FOR loops, adjust for
12849 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12850 (get_ws_args_for): Adjust extract_omp_for_data caller.
12851 (scan_omp_for): Handle collapsed OMP_FOR
12852 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12853 (lower_omp_single_simple): If libgomp function doesn't return
12854 boolean_type_node, add comparison of the return value with 0.
12855 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12856 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12857 (parallel_nesting_level): Rename to...
12858 (taskreg_nesting_level): ... this.
12859 (is_taskreg_ctx): New function.
12860 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12861 of is_parallel_ctx.
12862 (execute_lower_omp): Rename parallel_nesting_level to
12863 taskreg_nesting_level.
12864 (expand_omp_parallel): Rename to...
12865 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12866 Call omp_task_call for OMP_TASK regions.
12867 (expand_omp): Adjust caller, handle OMP_TASK.
12868 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12870 * bitmap.c (bitmap_default_obstack_depth): New variable.
12871 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12872 if argument is NULL and bitmap_default_obstack is already initialized.
12873 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12875 * matrix-reorg.c (matrix_reorg): Likewise.
12877 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12879 * config/i386/i386.md (*indirect_jump): Macroize using P
12880 mode iterator. Remove !TARGET_64BIT from insn constraints.
12881 (*tablejump_1): Ditto.
12882 (*indirect_jump_rex64): Remove insn pattern.
12883 (*tablejump_1_rex64): Ditto.
12884 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12885 and eh_return_si insn patterns.
12887 2008-06-06 Richard Guenther <rguenther@suse.de>
12889 * tree-ssa-structalias.c (merge_smts_into): Remove.
12890 (find_what_p_points_to): Do not bother to compute the
12891 points-to set for pt_anything pointers.
12892 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12893 for pt_anything pointers is ok.
12895 2008-06-06 Jan Hubicka <jh@suse.cz>
12897 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12899 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12901 * cgraph.c: Fix typos in comments.
12902 (cgraph_availability_names): Fix string typo.
12903 * fold-const.c: Fix typos in comments.
12904 (fold_binary): Fix typo in warning.
12905 * genautomata.c: Fix typos in comments.
12906 (check_presence_pattern_sets): Fix typo in local variable.
12907 (output_description): Fix typo in output.
12908 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12909 * hwint.h: Likewise.
12910 * matrix-reorg.c (check_allocation_function): Likewise.
12911 * omega.c (smooth_weird_equations): Likewise.
12912 * auto-inc-dec.c: Fix typos in comments.
12913 * bb-reorder.c: Likewise.
12914 * builtins.c: Likewise.
12915 * c-common.c: Likewise.
12916 * c-cppbuiltin.c: Likewise.
12917 * c-parser.c: Likewise.
12918 * c-pretty-print.c: Likewise.
12919 * cfgcleanup.c: Likewise.
12920 * cfgexpand.c: Likewise.
12921 * cfghooks.c: Likewise.
12922 * cfglayout.c: Likewise.
12923 * cfgloopmanip.c: Likewise.
12924 * cgraphunit.c: Likewise.
12925 * coverage.c: Likewise.
12926 * dbxout.c: Likewise.
12927 * df-byte-scan.c: Likewise.
12928 * df-core.c: Likewise.
12929 * df-problems.c: Likewise.
12930 * df-scan.c: Likewise.
12932 * dominance.c: Likewise.
12933 * domwalk.c: Likewise.
12935 * dwarf2out.c: Likewise.
12936 * emit-rtl.c: Likewise.
12937 * et-forest.c: Likewise.
12938 * function.c: Likewise.
12939 * function.h: Likewise.
12941 * gcov-io.c: Likewise.
12942 * gcov.c: Likewise.
12943 * gcse.c: Likewise.
12944 * genattrtab.c: Likewise.
12945 * ggc-page.c: Likewise.
12946 * gimplify.c: Likewise.
12947 * gthr-lynx.h: Likewise.
12948 * haifa-sched.c: Likewise.
12949 * ipa-cp.c: Likewise.
12950 * ipa-inline.c: Likewise.
12951 * ipa-prop.h: Likewise.
12952 * ipa-pure-const.c: Likewise.
12953 * ipa-struct-reorg.c: Likewise.
12954 * ipa-struct-reorg.h: Likewise.
12955 * ipa-type-escape.c: Likewise.
12957 * loop-doloop.c: Likewise.
12958 * mips-tfile.c: Likewise.
12959 * mkmap-flat.awk: Likewise.
12960 * mkmap-symver.awk: Likewise.
12961 * modulo-sched.c: Likewise.
12962 * omp-low.c: Likewise.
12963 * optabs.c: Likewise.
12964 * optabs.h: Likewise.
12965 * opts.c: Likewise.
12966 * passes.c: Likewise.
12967 * postreload-gcse.c: Likewise.
12968 * postreload.c: Likewise.
12969 * predict.c: Likewise.
12970 * pretty-print.h: Likewise.
12971 * profile.c: Likewise.
12972 * protoize.c: Likewise.
12973 * ra-conflict.c: Likewise.
12974 * real.c: Likewise.
12975 * recog.c: Likewise.
12976 * regclass.c: Likewise.
12977 * regs.h: Likewise.
12978 * reload.c: Likewise.
12979 * rtl-error.c: Likewise.
12980 * rtlanal.c: Likewise.
12981 * scan.h: Likewise.
12982 * sched-rgn.c: Likewise.
12984 * stmt.c: Likewise.
12985 * target.h: Likewise.
12986 * tree-dfa.c: Likewise.
12987 * tree-eh.c: Likewise.
12988 * tree-flow-inline.h: Likewise.
12989 * tree-inline.c: Likewise.
12990 * tree-into-ssa.c: Likewise.
12991 * tree-loop-distribution.c: Likewise.
12992 * tree-nested.c: Likewise.
12993 * tree-parloops.c: Likewise.
12994 * tree-pass.h: Likewise.
12995 * tree-pretty-print.c: Likewise.
12996 * tree-profile.c: Likewise.
12997 * tree-scalar-evolution.c: Likewise.
12998 * tree-sra.c: Likewise.
12999 * tree-ssa-alias-warnings.c: Likewise.
13000 * tree-ssa-ccp.c: Likewise.
13001 * tree-ssa-coalesce.c: Likewise.
13002 * tree-ssa-dom.c: Likewise.
13003 * tree-ssa-dse.c: Likewise.
13004 * tree-ssa-forwprop.c: Likewise.
13005 * tree-ssa-live.c: Likewise.
13006 * tree-ssa-live.h: Likewise.
13007 * tree-ssa-loop-im.c: Likewise.
13008 * tree-ssa-loop-ivopts.c: Likewise.
13009 * tree-ssa-loop-niter.c: Likewise.
13010 * tree-ssa-loop-prefetch.c: Likewise.
13011 * tree-ssa-phiopt.c: Likewise.
13012 * tree-ssa-phiprop.c: Likewise.
13013 * tree-ssa-sccvn.c: Likewise.
13014 * tree-ssa-ter.c: Likewise.
13015 * tree-ssa-threadupdate.c: Likewise.
13016 * tree-ssa.c: Likewise.
13017 * tree-vect-analyze.c: Likewise.
13018 * tree-vect-transform.c: Likewise.
13019 * tree-vectorizer.c: Likewise.
13020 * tree-vn.c: Likewise.
13021 * tree-vrp.c: Likewise.
13022 * tree.c: Likewise.
13023 * tree.def: Likewise.
13024 * tree.h: Likewise.
13025 * unwind-dw2-fde.c: Likewise.
13026 * unwind.inc: Likewise.
13027 * value-prof.c: Likewise.
13028 * vmsdbgout.c: Likewise.
13030 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13032 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13033 always place FP constants in the TOC for TARGET_POWERPC64.
13034 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13036 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13038 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13039 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13040 enable for TARGET_E500_DOUBLE.
13041 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13042 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13043 floating-point modes like integer modes for E500 double.
13044 (rs6000_legitimate_offset_address_p): Likewise.
13045 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13046 addressing for DDmode for E500 double.
13047 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13048 modes as using 64-bits of registers for E500 double.
13049 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13050 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13051 specially for E500 double.
13052 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13053 TDmode for E500 double.
13054 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13055 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13056 (rs6000_split_multireg_move): Do not handle TDmode specially for
13058 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13059 using 64-bit registers for E500 double.
13060 (emit_frame_save): Do not handle DDmode specially for E500 double.
13061 (gen_frame_mem_offset): Likewise.
13062 (rs6000_function_value): Do not call spe_build_register_parallel
13063 for DDmode or TDmode.
13064 (rs6000_libcall_value): Likewise.
13065 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13066 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13069 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13071 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13074 2008-06-04 Junjie Gu <jgu@tensilica.com>
13076 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13077 comparison for frame pointers.
13079 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13082 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13084 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13087 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13088 register is already smaller or equal to required mode.
13090 2008-06-04 Xinliang David Li <davidxl@google.com>
13092 * tree-call-cdce.c: New file.
13093 (cond_dead_built_in_calls): New static variable.
13094 (input_domain): New struct.
13095 (check_pow): New function.
13096 (check_builtin_call): Ditto.
13097 (check_target_format): Ditto.
13098 (is_call_dce_candidate): Ditto.
13099 (gen_one_condition): Ditto.
13100 (gen_conditions_for_domain): Ditto.
13101 (get_domain): Ditto.
13102 (gen_conditions_for_pow_cst_base): Ditto.
13103 (gen_conditions_for_pow_int_base): Ditto.
13104 (gen_conditions_for_pow): Ditto.
13105 (get_no_error_domain): Ditto.
13106 (gen_shrink_wrap_conditions): Ditto.
13107 (shrink_wrap_one_built_in_call): Ditto.
13108 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13109 (tree_call_cdce): Ditto.
13110 (gate_call_cdce): Ditto.
13111 (pass_call_cdce): New gimple pass.
13112 * passes.c: (init_optimization_passes): New pass.
13113 * tree-pass.h: New pass declaration.
13114 * opts.c (decode_options): New flag setting.
13115 * common.opt: Add -ftree-builtin-call-dce flag.
13116 * Makefile.in: Add new source file.
13117 * tempvar.def: New tv_id.
13118 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13120 2008-06-04 Richard Guenther <rguenther@suse.de>
13122 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13123 (is_call_clobbered): Always check var_ann->call_clobbered.
13124 (mark_call_clobbered): Always set var_ann->call_clobbered.
13125 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13126 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13127 (reset_alias_info): Clear call clobbering info on MTAGs and
13129 (set_pt_anything): Set pt_global_mem.
13130 (create_tag_raw): Adjust comment.
13131 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13133 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13134 Maxim Kuvyrkov <maxim@codesourcery.com>
13136 * config/m68k/m68k.opt (mxgot): New option.
13137 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13138 (m68k_output_addr_const_extra): New.
13139 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13140 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13141 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13142 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13144 2008-06-04 Richard Guenther <rguenther@suse.de>
13146 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13147 negative or non-representable offsets.
13149 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13151 * config/i386/i386.c (ix86_gen_leave): New.
13152 (ix86_gen_pop1): Likewise.
13153 (ix86_gen_add3): Likewise.
13154 (ix86_gen_sub3): Likewise.
13155 (ix86_gen_sub3_carry): Likewise.
13156 (ix86_gen_one_cmpl2): Likewise.
13157 (ix86_gen_monitor): Likewise.
13158 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13159 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13160 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13161 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13162 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13163 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13164 (ix86_expand_epilogue): Updated.
13165 (print_operand): Handle integer register operand for 'z'.
13166 (ix86_expand_strlensi_unroll_1): Likewise.
13167 (ix86_expand_strlen): Likewise.
13168 (ix86_expand_builtin): Likewise.
13169 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13170 mov{q}/mov{l} and add{q}/add{l}.
13172 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13174 * config/i386/i386.md (P): New mode iterator.
13175 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13176 using P mode iterator.
13177 (DFmode push_operand splitter): Ditto.
13178 (XFmode push_operand splitter): Ditto.
13179 (DFmode float_extend SFmode push_operand splitter): Ditto.
13180 (XFmode float_extend SFmode push_operand splitter): Do not generate
13181 SImode pushes for 64bit target. Macroize Dimode and SImode
13182 pushes using P mode iterator.
13183 (XFmode float_extend DFmode push_operand splitter): Ditto.
13185 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13187 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13188 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13189 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13190 return type to int.
13191 (ix86_call_abi_override): Remove check for call_used_regs.
13193 2008-06-03 Richard Guenther <rguenther@suse.de>
13195 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13196 for the lhs of calls if the return type contains pointers.
13198 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13200 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13201 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13202 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13203 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13204 of cfun and DEFAULT_ABI to deceide abi mode.
13205 (DEFAULT_ABI): New.
13206 (REG_PARM_STACK_SPACE): Removed.
13207 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13208 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13209 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13210 (ix86_function_abi): Likewise.
13211 (ix86_function_type_abi): Likewise.
13212 (ix86_call_abi_override): Likewise.
13213 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13214 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13215 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13216 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13218 (X86_64_REGPARM_MAX): New.
13219 (X86_64_SSE_REGPARM_MAX): New.
13220 (X64_REGPARM_MAX): New.
13221 (X64_SSE_REGPARM_MAX): New.
13222 (X86_32_REGPARM_MAX): New.
13223 (X86_32_SSE_REGPARM_MAX): New.
13224 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13225 (ix86_function_regparm): Handle user calling abi.
13226 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13227 by DEFAULT_ABI versus SYSV_ABI check.
13228 (ix86_reg_parm_stack_space): New.
13229 (ix86_function_type_abi): New.
13230 (ix86_call_abi_override): New.
13231 (ix86_function_abi): New.
13232 (ix86_cfun_abi): New.
13233 (init_cumulative_args): Call abi specific initialization.
13234 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13235 (function_arg_64): Extend SSE_REGPARM_MAX check.
13236 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13237 (ix86_pass_by_reference): Likewise.
13238 (ix86_function_value_regno_p): Likewise.
13239 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13240 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13241 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13242 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13243 (setup_incoming_varargs_64): Adjust regparm for call abi.
13244 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13245 (ix86_va_start): Likewise.
13246 (ix86_gimplify_va_arg): Likewise.
13247 (ix86_expand_prologue): Likewise.
13248 (output_pic_addr_const): Likewise.
13249 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13250 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13251 (x86_output_mi_thunk): Likewise.
13252 (x86_function_profiler): Likewise.
13253 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13254 (SYSV_ABI, MS_ABI): New constants.
13255 (DEFAULT_ABI): New.
13256 (init_regs): Add prototype of function in regclass.c file.
13257 (OVERRIDE_ABI_FORMAT): New.
13258 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13259 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13260 (OUTGOING_REG_PARM_STACK_SPACE): New.
13261 (ix86_reg_parm_stack_space): New prototype.
13262 (CUMULATIVE_ARGS): Add call_abi member.
13263 (machine_function): Add call_abi member.
13264 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13265 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13267 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13270 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13271 (avr_builtin_setjmp_frame_value): New function.
13272 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13273 (nonlocal_goto): Define.
13275 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13277 * config/mips/mips.c (mips_emit_loadgp): Return early if
13278 there is nothing do to, otherwise emit a blockage if
13279 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13280 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13282 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13284 * configure.ac: Drop unneeded backslash ending up in config.in.
13285 * acinclude.m4: Likewise.
13286 * config.in: Regenerate.
13288 2008-05-26 Jan Hubicka <jh@suse.cz>
13290 * predict.c (maybe_hot_frequency_p): Break out of...
13291 (maybe_hot_bb_p): ... here.
13292 (maybe_hot_edge_p): New.
13293 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13294 * basic-block.h (maybe_hot_edge_p): Declare.
13296 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13298 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13299 (*cmpfp_<mode>_cc): Ditto.
13300 (*fp_jcc_8<mode>_387): Ditto.
13301 (*fop_<MODEF:mode>_2_i387): Ditto.
13302 (*fop_<MODEF:mode>_3_i387): Ditto.
13303 (*fop_xf_2_i387): Ditto.
13304 (*fop_xf_3_i387): Ditto.
13306 2008-06-02 Tomas Bily <tbily@suse.cz>
13308 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13310 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13312 * config/mips/mips.c (mips_valid_offset_p): New function.
13313 (mips_valid_lo_sum_p): Likewise.
13314 (mips_classify_address): Use them.
13315 (mips_force_address): New function.
13316 (mips_legitimize_address): Use it.
13317 * config/mips/mips.md (MOVE128): New mode iterator.
13318 (movtf): Require TARGET_64BIT. Remove empty strings.
13319 (*movtf_internal): Rename to...
13320 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13321 of "R" and use {,fp}{load,store} attributes instead of "multi".
13322 Use a separate define_split.
13323 (*movtf_mips16): New pattern.
13325 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13327 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13328 * config/mips/mips.c (mips_expand_before_return): New function.
13329 (mips_expand_epilogue): Call it.
13330 * config/mips/mips.md (return): Turn into a define_expand.
13331 (*return): New insn.
13333 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13335 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13336 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13337 functions. Do not emit uses and clobbers of CONCATs; individually
13338 use and clobber their operands.
13339 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13340 gen_clobber, emit_use and gen_use.
13341 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13342 (expand_builtin_return): Likewise.
13343 * cfgbuild.c (count_basic_blocks): Likewise.
13344 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13345 * explow.c (emit_stack_restore): Likewise.
13346 * expmed.c (extract_bit_field_1): Likewise.
13347 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13348 (emit_move_multi_word, store_constructor): Likewise.
13349 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13350 (thread_prologue_and_epilogue_insns): Likewise.
13351 * lower-subreg.c (resolve_simple_move): Likewise.
13352 * optabs.c (widen_operand, expand_binop): Likewise.
13353 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13354 * reload.c (find_reloads): Likewise.
13355 * reload1.c (eliminate_regs_in_insn): Likewise.
13356 * stmt.c (expand_nl_goto_receiver): Likewise.
13357 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13358 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13359 * config/arm/arm.c (arm_load_pic_register): Likewise.
13360 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13361 * config/arm/arm.md (untyped_return): Likewise.
13362 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13363 * config/avr/avr.c (expand_prologue): Likewise.
13364 * config/bfin/bfin.c (do_unlink): Likewise.
13365 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13366 * config/cris/cris.c (cris_expand_prologue): Likewise.
13367 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13368 (machopic_legitimize_pic_address): Likewise.
13369 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13370 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13371 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13372 (ix86_expand_convert_uns_didf_sse): Likewise.
13373 (ix86_expand_vector_init_general): Likewise.
13374 * config/ia64/ia64.md (eh_epilogue): Likewise.
13375 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13376 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13377 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13378 (config/iq2000/iq2000.c): Likewise.
13379 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13380 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13381 (builtin_longjmp): Likewise.
13382 * config/mn10300/mn10300.md (call, call_value): Likewise.
13383 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13384 * config/pdp11/pdp11.md (abshi2): Likewise.
13385 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13386 * config/s390/s390.c (s390_emit_prologue): Likewise.
13387 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13388 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13389 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13390 * config/sh/sh.c (prepare_move_operands): Likewise.
13391 (output_stack_adjust, sh_expand_epilogue): Likewise.
13392 (sh_set_return_address, sh_expand_t_scc): Likewise.
13393 * config/sparc/sparc.c (load_pic_register): Likewise.
13394 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13395 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13396 * config/v850/v850.c (expand_epilogue): Likewise.
13398 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13400 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13401 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13402 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13403 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13404 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13405 stack pointer register.
13406 (output_movhi): Remove code for interrupt specific writing to the
13407 stack pointer register.
13409 2008-05-31 Richard Guenther <rguenther@suse.de>
13411 PR tree-optimization/34244
13412 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13413 (tree_expr_nonzero_warnv_p): Likewise.
13414 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13415 ssa_name_nonnegative_p.
13416 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13417 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13418 not tree_expr_nonzero_warnv_p.
13420 PR tree-optimization/36262
13422 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13424 PR tree-optimization/34244
13425 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13426 (record_numbers_of_iterations): New function.
13427 (execute_vrp): Cache the numbers of iterations of loops.
13428 * tree-scalar-evolution.c (scev_reset_except_niters):
13430 (scev_reset): Use scev_reset_except_niters.
13431 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13433 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13435 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13436 __WORKAROUND_RETS when appropriate.
13438 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13440 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13441 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13443 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13444 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13445 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13446 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13447 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13448 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13449 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13450 *fop_df_1_sse insn patterns using MODEF mode iterator.
13451 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13452 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13453 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13454 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13455 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13456 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13457 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13458 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13459 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13460 (*fop_xf_5_i387): Ditto.
13461 (*fop_xf_6_i387): Ditto.
13463 2008-05-30 Richard Guenther <rguenther@suse.de>
13465 * builtins.c (build_string_literal): Avoid generating
13466 a non-gimple_val result.
13468 2008-05-30 DJ Delorie <dj@redhat.com>
13470 * exec-tool.in: Use an environment variable (private) instead of a
13471 file (shared) as a semaphore, so as to not break parallel builds.
13473 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13475 * optabs.c (maybe_encapsulate_block): Remove.
13476 (emit_libcall_block): Adjust accordingly.
13477 * optabs.h (maybe_encapsulate_block): Remove prototype.
13479 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13480 Don't use maybe_encapsulate_block.
13482 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13484 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13485 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13486 rtx is a SYMBOL_REF before calling get_pool_constant.
13488 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13490 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13492 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13494 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13495 rather than OS names to choose INO_T_EQ definition.
13496 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13497 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13499 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13502 * config/darwin-f.c: New.
13503 * config/t-darwin: Added rule to build darwin-f.o.
13504 * config.gcc: Defined new variable, fortran_target_objs.
13505 (*-*-darwin*): Set fortran_target_objs.
13506 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13507 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13508 * configure: Regenerated.
13510 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13513 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13514 canonical type if needed.
13516 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13518 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13520 2008-05-29 Richard Guenther <rguenther@suse.de>
13522 PR tree-optimization/36343
13523 PR tree-optimization/36346
13524 PR tree-optimization/36347
13525 * tree-flow.h (clobber_what_p_points_to): Declare.
13526 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13527 pointed-to variable is dereferenced is irrelevant to whether
13528 the pointer can access the pointed-to variable.
13529 (clobber_what_p_points_to): New function.
13530 * tree-ssa-alias.c (set_initial_properties): Use it.
13531 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13532 call clobber check for NMTs.
13534 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13536 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13537 for printing gcov_type.
13539 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13541 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13542 and the eh region information.
13543 * value-prof.c (gimple_move_stmt_histograms): New function.
13544 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13546 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13548 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13550 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13552 * value-prof.c (tree_ic_transform): Print counts.
13553 * tree-profile.c (tree_gen_ic_func_profiler):
13554 Clear __gcov_indreict_call_callee variable to avoid misattribution
13557 2008-05-28 Rafael EspÃndola <espindola@google.com>
13559 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13562 2008-05-28 Richard Guenther <rguenther@suse.de>
13564 PR tree-optimization/36339
13565 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13566 and clobbering code out of the loop.
13568 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13570 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13573 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13574 s390_contiguous_bitmask_p, s390_symref_operand_p,
13575 s390_check_symref_alignment, s390_reload_larl_operand,
13576 s390_reload_symref_address): New functions.
13577 (s390_branch_condition_mnemonic): Support compare and branch
13579 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13580 and 'W' constraints.
13581 (s390_secondary_reload): Add secondary reloads for unaligned
13582 symbol refs or symbol refs to floating point or QI/TI mode
13584 (legitimate_address_p): Accept symbol references as addresses.
13585 (s390_expand_insv): Use rotate and insert selected bits
13586 instruction for insv when building for z10.
13587 (print_operand_address): Handle symbol ref addresses.
13588 (print_operand): Output modifier 'c' added for signed byte values.
13589 (s390_encode_section_info): Mark symbol refs with
13590 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13592 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13593 (length attribute): RRF, RRR have 4 byte length.
13594 (FPALL, INTALL): New mode iterators added.
13595 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13596 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13597 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13598 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13599 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13600 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13601 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13602 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13604 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13605 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13606 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13607 reload<INTALL:mode><P:mode>_toreg_z10,
13608 reload<FPALL:mode><P:mode>_tomem_z10,
13609 reload<FPALL:mode><P:mode>_toreg_z10,
13610 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13611 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13612 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13613 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13615 (movmem, clrmem, cmpmem): New splitters added.
13617 * config/s390/predicates.md (larl_operand): Use
13618 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13619 SYMBOL_REF_ALIGN1_P.
13620 (s390_signed_integer_comparison,
13621 s390_unsigned_integer_comparison): New predicates.
13623 * config/s390/s390-protos.h (s390_check_symref_alignment,
13624 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13625 s390_reload_symref_address,
13626 s390_compare_and_branch_condition_mask): Prototypes added.
13628 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13629 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13630 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13632 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13634 * config/s390/s390.c (z10_cost): New cost function for z10.
13635 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13636 (s390_issue_rate): Adjust issue rate for z10.
13637 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13638 (processor_flags): Add PF_Z10.
13639 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13640 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13641 * gcc/config.gcc: Add z10.
13643 2008-05-28 Richard Guenther <rguenther@suse.de>
13645 PR tree-optimization/36291
13646 * tree-flow. h (struct gimple_df): Remove var_anns member.
13647 * tree-flow-inline.h (gimple_var_anns): Remove.
13648 (var_ann): Simplify.
13649 * tree-dfa.c (create_var_ann): Simplify.
13650 (remove_referenced_var): Clear alias info from var_anns of globals.
13651 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13652 (delete_tree_ssa): Clear alias info from var_anns of globals.
13653 Do not free var_anns.
13654 (var_ann_eq): Remove.
13655 (var_ann_hash): Likewise.
13657 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13659 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13660 and loongson2f entries.
13661 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13662 * config/mips/mips.h (processor_type): Add Loongson-2E
13663 and Loongson-2F entries.
13664 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13665 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13666 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13667 * doc/invoke.texi (MIPS Options): Document loongson2e
13668 and loongson2f processor names.
13670 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13674 * config/i386/i386.c (ix86_function_arg_boundary): Use
13675 alignment of canonical type.
13676 (ix86_expand_vector_move): Check unaligned memory access for
13679 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13681 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13682 Moved to the front of file.
13684 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13685 H.J. Lu <hongjiu.lu@intel.com>
13687 * dwarf2out.c (current_fde): New.
13689 (lookup_cfa:): Likewise.
13690 (dwarf2out_end_epilogue): Likewise.
13691 (dwarf2out_note_section_used): Likewise.
13693 2008-05-27 Michael Matz <matz@suse.de>
13696 * c.opt (Wenum-compare): New warning option.
13697 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13699 2008-05-27 Michael Matz <matz@suse.de>
13701 PR middle-end/36326
13702 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13704 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13705 into memory as tail calls.
13707 2008-05-27 Richard Guenther <rguenther@suse.de>
13709 PR tree-optimization/36339
13710 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13711 pointers cause all addressable variables to be call clobbered.
13713 2008-05-27 Richard Guenther <rguenther@suse.de>
13715 PR tree-optimization/36245
13716 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13718 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13720 * config/s390/s390.md: Replace all occurences of the 'm'
13721 constraint with 'RT'.
13723 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13725 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13727 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13729 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13730 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13731 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13733 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13735 * reload.c: (find_reloads): Skip alternatives according to the
13736 "enabled" attribute. Constify the constraint variable.
13737 * recog.c (get_attr_enabled): Add default implementation.
13738 (extract_insn): Set the alternative_enabled_p array
13739 in the recog_data struct.
13740 (preprocess_constraints, constrain_operands): Skip
13741 alternatives according to the "enabled" attribute
13742 * recog.h (struct recog_data): New field alternative_enabled_p.
13743 (skip_alternative): New inline function.
13744 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13745 (record_reg_classes): Skip alternative according to the
13746 "enabled" attribute.
13748 * doc/md.texi: Add documention for the "enabled" attribute.
13750 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13752 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13753 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13754 constraint with TARGET_MEM_CONSTRAINT.
13755 * recog.c (asm_operand_ok, preprocess_constraints,
13756 constrain_operands): Likewise.
13757 * regclass.c (record_reg_classes): Likewise.
13758 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13759 * reload1.c (maybe_fix_stack_asms): Likewise.
13760 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13761 * recog.h: Adjust comment.
13762 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13763 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13764 * doc/md.texi: Add a note to description of 'm' constraint.
13765 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13767 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13769 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13770 that the bitfield is of integral type before testing its precision.
13772 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13773 Sa Liu <saliu@de.ibm.com>
13775 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13776 __modti3, __udivti3, __umodti3 and __udivmodti4.
13777 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13778 that implement TImode mul and div functions.
13779 * config/spu/multi3.c: New. Implement __multi3.
13780 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13781 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13784 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13786 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13787 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13788 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13789 tls_sysv_suffix): New mode and mode attribute iterators.
13790 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13791 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13792 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13793 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13794 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13797 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13799 PR tree-optimization/36329
13800 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13801 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13802 * cgraphbuild.c (initialize_inline_failed): Use the latter
13803 macro in lieu of the former.
13804 * ipa-inline.c (cgraph_mark_inline): Likewise.
13805 (cgraph_decide_inlining_of_small_function): Likewise.
13806 (cgraph_decide_inlining): Likewise.
13807 (cgraph_decide_inlining_incrementally): Likewise.
13809 2008-05-26 Tristan Gingold <gingold@adacore.com>
13810 Anatoly Sokolov <aesok@post.ru>
13812 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13813 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13814 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13815 optimization for 'avr6' architecture.
13817 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13820 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13822 2008-05-26 Richard Guenther <rguenther@suse.de>
13824 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13825 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13827 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13829 PR middle-end/36253
13830 * caller-save.c (insert_restore): Verify alignment of spill space.
13831 (insert_save): Likewise.
13832 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13833 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13834 (STACK_SLOT_ALIGNMENT): Likewise.
13835 * function.c (LOCAL_ALIGNMENT): Removed.
13836 (get_stack_local_alignment): New.
13837 (assign_stack_local): Use it. Set alignment on stack slot.
13838 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13839 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13840 (STACK_SLOT_ALIGNMENT): New.
13841 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13842 stack slot in XFmode.
13844 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13846 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13849 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13850 argument operand in rax isn't removed.
13852 2008-05-26 Richard Guenther <rguenther@suse.de>
13854 PR middle-end/36300
13855 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13856 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13858 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13861 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13863 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13865 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13866 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13868 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13870 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13871 build a trampoline if we don't want one.
13872 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13873 return zero for nested functions if we don't want a trampoline.
13875 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13877 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13879 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13882 * c.opt: Removed undocumented option '-lang-fortran'.
13883 * c-common.h: Removed global variable 'lang_fortran'.
13884 * c-opts.c (c_common_handle_option): Removed code to handle
13885 option '-lang-fortran'. Updated includes.
13886 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13887 definition of '__GFORTRAN__'.
13888 (define__GNUC__): Reimplemented to use BASEVER and
13889 cpp_define_formatted.
13890 (builtin_define_with_value_n): Removed.
13891 * c-incpath.h: Renamed to ...
13892 * incpath.h: ... this.
13893 * c-incpath.c: Renamed to ...
13894 * incpath.c: ... this. Updated includes.
13895 * fix-header.c: Updated includes.
13896 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13897 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13898 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13900 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13902 * tree.h: Update the table of flags used on tree nodes.
13903 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13904 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13905 (FORCED_LABEL): Add access check.
13906 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13907 (ASM_INPUT_P): Likewise.
13908 (ASM_VOLATILE_P): Likewise.
13909 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13910 (OMP_SECTION_LAST): Access private_flag directly.
13911 (OMP_RETURN_NOWAIT): Likewise.
13912 (OMP_PARALLEL_COMBINED): Likewise.
13913 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13914 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13915 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13916 deprecated_flag directly.
13918 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13920 * final.c (frame_pointer_needed): Removed.
13921 * flags.h (frame_pointer_needed): Likewise.
13923 * function.h (rtl_data): Add frame_pointer_needed.
13924 (frame_pointer_needed): New.
13926 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13928 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13930 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13932 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13935 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13937 * c-common.c (strip_array_types): Move function to..
13939 (get_inner_array_type): Delete.
13940 * c-common.h (strip_array_types): Move declaration to..
13942 (get_inner_array_type): Delete.
13943 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13944 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13945 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13946 * config/pa/pa.c (emit_move_sequence): Likewise.
13948 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13950 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13953 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13955 * function.c: Include target hook for nonlocal_goto frame value.
13957 2008-05-24 Richard Guenther <rguenther@suse.de>
13959 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13960 variable can be only accessed through a pointer or a union.
13962 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13964 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13965 * doc/extend.texi: Likewise.
13967 2008-05-23 DJ Delorie <dj@redhat.com>
13969 * config/m32c/jump.md (untyped_call): Add.
13971 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13972 for A24 to PSImode.
13973 (m32c_address_cost): Detail costs for indirect offsets.
13975 2008-05-23 Rafael EspÃndola <espindola@google.com>
13977 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13978 if a node is a SUBREG.
13979 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13982 2008-05-23 Paul Brook <paul@codesourcery.com>
13983 Carlos O'Donell <carlos@codesourcery.com>
13985 * doc/extend.texi: Clarify use of __attribute__((naked)).
13986 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13987 * target.h (gcc_target): Add allocate_stack_slots_for_args.
13988 * function.c (use_register_for_decl): Use
13989 targetm.calls.allocate_stack_slots_for_args.
13990 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13991 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
13992 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
13994 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
13996 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
13998 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14000 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14001 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14002 is only rounded once.
14004 2008-05-23 Richard Guenther <rguenther@suse.de>
14006 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14008 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14009 Jakub Jelinek <jakub@redhat.com>
14012 * configure.ac: Handle --enable-cld.
14013 * configure: Regenerated.
14014 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14015 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14016 (ix86_current_function_needs_cld): New define.
14017 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14018 (cld): New isns pattern.
14019 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14020 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14021 * config/i386/i386.opt (mcld): New option.
14022 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14023 TARGET_CLD and ix86_current_function_needs_cld.
14024 (override_options): Use -mcld by default for 32-bit code if
14027 * doc/install.texi (Options specification): Document --enable-cld.
14028 * doc/invoke.texi (Machine Dependent Options)
14029 [i386 and x86-64 Options]: Add -mcld option.
14030 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14032 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14033 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14034 (return_in_memory_64): Likewise.
14035 (return_in_memory_ms_64): Likewise.
14037 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14039 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14040 * builtins.c (fold_builtin_fpclassify): New.
14041 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14042 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14043 * c-common.c (handle_type_generic_attribute): Adjust to accept
14044 fixed arguments before an elipsis.
14045 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14046 * doc/extend.texi: Document __builtin_fpclassify.
14048 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14050 * omp-low.c (gate_expand_omp_ssa): Remove.
14051 (pass_expand_omp_ssa): Remove.
14052 (gate_expand_omp): Do not check for flag_openmp_ssa.
14053 * common.opt (-fopenmp-ssa): Remove.
14054 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14056 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14058 * config/sh/sh.opt (mfixed-range): New option.
14059 * config/sh/sh-protos.h (sh_fix_range): Declare.
14060 * config/sh/sh.c (sh_fix_range): New function.
14061 * config/sh/sh.h (sh_fixed_range_str): Declare.
14062 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14064 * doc/invoke.texi (SH Options): Document -mfixed-range.
14066 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14068 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14069 it before the redeclaration.
14071 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14073 * config/avr/avr.c (get_sequence_length): Add new function.
14074 (expand_prologue, expand_epilogue): Remove duplicate code.
14076 2008-05-22 Rafael EspÃndola <espindola@google.com>
14078 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14081 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14083 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14084 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14086 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14087 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14088 (vect_update_misalignment_for_peel): Likewise.
14089 (vector_alignment_reachable_p): Likewise.
14090 * tree-vect-transform.c (vectorizable_load): Likewise.
14091 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14092 (get_vectype_for_scalar_type): Pass mode of scalar_type
14093 to UNITS_PER_SIMD_WORD.
14095 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14096 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14097 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14098 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14099 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14101 2008-05-22 Ira Rosen <irar@il.ibm.com>
14103 PR tree-optimization/36293
14104 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14105 if the first load must be skipped because of a gap.
14107 2008-05-22 Richard Guenther <rguenther@suse.de>
14109 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14110 more cases of offset disambiguation that is possible if
14111 strict-aliasing rules apply.
14112 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14113 for basic offset and type-based disambiguation.
14115 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14117 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14118 ix86_expand_vector_set on V16QImode for SSE4.1.
14120 2008-05-21 Tom Tromey <tromey@redhat.com>
14122 * c.opt (Wimport): Mark as undocumented.
14123 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14125 (Warning Options): Likewise.
14126 * doc/cppopts.texi: Don't mention -Wimport.
14128 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14130 PR tree-optimization/36287
14131 PR tree-optimization/36286
14132 * lambda-code.c (build_access_matrix): Do not use the loop->num
14133 for computing the number of induction variables: use the loop depth
14136 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14139 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14140 option -f(no-)leading-underscore.
14142 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14144 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14145 GET_MODE_NUNITS (mode).
14147 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14149 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14150 (-mmulhw): Add 464 to description.
14151 (-mdlmzb): Likewise.
14152 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14153 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14155 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14156 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14157 * config/rs6000/rs6000.md: Update comments for 464.
14159 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14161 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14163 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14165 * config/i386/sse.md (vec_extractv4sf): Removed.
14166 (vec_extractv2df): Likewise.
14167 (vec_extractv2di): Likewise.
14168 (vec_extractv4si): Likewise.
14169 (vec_extractv8hi): Likewise.
14170 (vec_extractv16qi): Likewise.
14171 (vec_extract<mode>): New.
14173 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14175 * config/i386/sse.md (vec_setv4sf): Removed.
14176 (vec_setv2df): Likewise.
14177 (vec_setv2di): Likewise.
14178 (vec_setv4si): Likewise.
14179 (vec_setv8hi): Likewise.
14180 (vec_setv16qi): Likewise.
14181 (vec_set<mode>): New.
14183 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14185 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14186 goto for vec_concat and vec_interleave.
14188 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14190 * config/i386/sse.md (vec_initv4sf): Removed.
14191 (vec_initv2df): Likewise.
14192 (vec_initv2di): Likewise.
14193 (vec_initv4si): Likewise.
14194 (vec_initv8hi): Likewise.
14195 (vec_initv16qi): Likewise.
14196 (vec_init<mode>): New.
14198 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14200 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14202 2008-05-21 Tom Tromey <tromey@redhat.com>
14204 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14205 (zone_find_object_offset): Likewise.
14206 (gt_ggc_m_S): Likewise.
14207 (highest_bit): Likewise.
14208 * ggc-page.c (gt_ggc_m_S): New function.
14209 * stringpool.c (string_stack): Remove.
14210 (init_stringpool): Update.
14211 (ggc_alloc_string): Use ggc_alloc.
14212 (maybe_delete_ident): New function.
14213 (ggc_purge_stringpool): Likewise.
14214 (gt_ggc_m_S): Remove.
14215 * ggc-common.c (ggc_protect_identifiers): New global.
14216 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14217 ggc_protect_identifiers.
14218 * ggc.h (ggc_protect_identifiers): Declare.
14219 (gt_ggc_m_S): Update.
14220 (ggc_purge_stringpool): Declare.
14221 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14222 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14224 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14226 2008-05-21 David S. Miller <davem@davemloft.net>
14228 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14231 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14233 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14236 2008-05-20 David Daney <ddaney@avtrex.com>
14238 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14239 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14240 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14241 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14242 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14243 (atomic_hiqi_op): New define_code_iterator.
14244 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14245 mips_expand_compare_and_swap_12.
14246 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14247 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14248 (sync_<optab><mode>, sync_old_<optab><mode>,
14249 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14250 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14251 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14252 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14253 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14254 (test_and_set_12): New insn.
14255 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14256 sync_new_<optab><mode>, sync_old_nand<mode>,
14257 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14258 clobber to operand 0 for SI and DI mode insns.
14259 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14260 mips_gen_fn_4): New typedefs.
14261 (mips_gen_fn_ptrs): Define new union type.
14262 (mips_expand_compare_and_swap_12): Remove declaration.
14263 (mips_expand_atomic_qihi): Declare function.
14264 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14265 (mips_expand_atomic_qihi): ... this. Use new generator function
14267 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14268 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14269 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14270 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14271 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14272 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14273 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14274 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14275 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14276 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14279 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14281 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14284 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14286 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14287 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14288 (avr_attribute_table): Add 'OS_main' function attribute.
14289 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14290 functions with 'OS_main' attribute.
14292 2008-05-20 Richard Guenther <rguenther@suse.de>
14294 PR tree-optimization/35204
14295 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14296 helper, split out from ...
14297 (DFS): ... here. Make the DFS walk non-recursive.
14299 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14300 Jan Sjodin <jan.sjodin@amd.com>
14302 PR tree-optimization/36181
14303 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14304 (parallelize_loops): Don't parallelize when the loop has vector
14307 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14308 Sebastian Pop <sebastian.pop@amd.com>
14310 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14311 matrix, and never look at the tree representation of the memory
14313 (linear_transform_loops): Computes parameters and access matrices.
14314 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14316 (access_matrix_get_index_for_parameter): New.
14317 * tree-data-ref.h (struct access_matrix): New.
14318 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14319 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14320 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14321 am_vector_index_for_loop): New.
14322 (struct data_reference): Add field access_matrix.
14323 (DR_ACCESS_MATRIX): New.
14324 (compute_data_dependences_for_loop): Update declaration.
14325 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14326 * lambda.h (lambda_vector_vec_p): Declared.
14327 * lambda-code.c: Depend on pointer-set.h.
14328 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14329 av_for_af_base, av_for_af, build_access_matrix,
14330 lambda_compute_access_matrices): New.
14331 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14333 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14335 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14336 $SOURCEDIR/include.
14338 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14339 Sebastian Pop <sebastian.pop@amd.com>
14341 PR tree-optimization/36206
14342 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14344 (instantiate_scev_1): Rename flags to fold_conversions.
14345 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14346 outeside instantiation_loop.
14347 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14348 (evolution_function_is_affine_or_constant_p): Removed.
14349 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14351 (analyze_siv_subscript): Pass in the loop nest number.
14352 Call evolution_function_is_affine_in_loop instead of
14353 evolution_function_is_affine_p.
14354 (analyze_overlapping_iterations): Pass in the loop nest number.
14356 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14357 Sebastian Pop <sebastian.pop@amd.com>
14359 PR tree-optimization/36206
14360 * tree-chrec.h (chrec_fold_op): New.
14361 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14364 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14366 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14368 (remove_duplicates): Do not set inode on non-inode systems.
14371 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14373 * config.gcc (tm_file): Update comments about relative pathnames.
14375 2008-05-20 Richard Guenther <rguenther@suse.de>
14377 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14378 * tree-ssa-sccvn.c (process_scc): Likewise.
14379 * tree-ssa-sink.c (execute_sink_code): Likewise.
14380 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14381 * tree-vrp.c (process_assert_insertions): Likewise.
14382 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14383 (perform_tree_ssa_dce): Likewise.
14384 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14385 (dump_dominator_optimization_stats): Likewise.
14386 * tree-vectorizer.c (vectorize_loops): Likewise.
14388 2008-05-20 Richard Guenther <rguenther@suse.de>
14390 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14392 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14394 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14395 (ix86_i386elf_return_in_memory): Likewise.
14396 (ix86_i386interix_return_in_memory): Likewise.
14397 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14398 (SUBTARGET_RETURN_IN_MEMORY): New.
14399 * config/i386/i386elf.h: Likewise.
14400 * config/i386/ptx4-i.h: Likewise.
14401 * config/i386/sol2-10.h: Likewise.
14402 * config/i386/sysv4.h: Likewise.
14403 * config/i386/vx-common.h: Likewise.
14404 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14405 * config/i386/i386.c (ix86_return_in_memory): Made static and
14406 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14407 (ix86_i386elf_return_in_memory): Removed.
14408 (ix86_i386interix_return_in_memory): Removed.
14409 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14410 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14412 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14414 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14416 2008-05-19 Xinliang David Li <davidxl@google.com>
14418 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14420 * common.opt: Ditto.
14421 * doc/invoke.texi: Ditto.
14423 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14425 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14426 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14428 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14430 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14431 sizes of operand array from 8/4 to 4/2.
14432 (ix86_expand_vector_init_general): Change size of operand array
14433 from 32 to 16. Remove op0, op1 and half_mode.
14435 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14437 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14438 (ix86_expand_vector_init_interleave): Likewise.
14439 (ix86_expand_vector_init_general): Use them. Assert
14440 word_mode == SImode when n_words == 4.
14442 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14444 * config/i386/i386.c (ix86_secondary_reload): New static function.
14445 (TARGET_SECONDARY_RELOAD): New define.
14446 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14447 * config/i386/i386.md (reload_outqi): Remove.
14449 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14451 PR middle-end/35509
14452 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14453 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14454 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14455 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14456 (fold_builtin_1): Likewise.
14457 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14458 c-common.c (check_builtin_function_arguments): Handle
14459 BUILT_IN_ISINF_SIGN.
14460 * doc/extend.texi: Document __builtin_isinf_sign.
14461 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14463 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14465 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14466 EH cleanup at the end of the pass, search for those that have been
14467 turned into forwarder blocks and do the cleanup on their successor.
14469 2008-05-18 Richard Guenther <rguenther@suse.de>
14471 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14472 pointers to sizetype and vice versa.
14474 2008-05-18 Xinliang David Li <davidxl@google.com>
14476 * gcc/tree-ssa-dce.c: Coding style fix.
14477 (check_pow): Documentation comment.
14478 (check_log): Documenation comment. Coding style fix.
14479 (is_unnecessary_except_errno_call): Ditto.
14480 (gen_conditions_for_pow): Ditto.
14481 (gen_conditions_for_log): Ditto.
14482 (gen_shrink_wrap_conditions): Ditto.
14483 (shrink_wrap_one_built_in_calls): Ditto.
14484 * gcc/doc/invoke.texi: Better documentation string.
14485 * ChangeLog: Fix wrong change log entries from
14486 May 17 checkin on function call DCE.
14488 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14490 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14492 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14494 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14495 * df-problems.c (simulation routines): Fixed block comment to
14496 properly say how to add forwards scanning functions.
14498 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14500 * tree-inline.c (setup_one_parameter): Remove dead code.
14502 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14504 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14505 a BIT_AND_EXPR only for an INTEGER_TYPE.
14507 2008-05-17 Xinliang David Li <davidxl@google.com>
14509 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14510 (check_pow, check_log, is_unnecessary_except_errno_call): New
14511 functions to check for eliminating math functions that are pure
14512 except for setting errno.
14513 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14514 general condition expressions for shrink-wrapping pow/log calls.
14515 (gen_shrink_wrap_conditions): Ditto.
14516 (shrink_wrap_one_built_in_call): Ditto.
14517 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14518 (mark_operand_necessary): If debugging, output if OP is necessary.
14519 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14521 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14523 * gcc/common.opt: New user flag -ftree-builtin-dce.
14524 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14526 2008-05-16 David S. Miller <davem@davemloft.net>
14528 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14529 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14531 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14534 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14536 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14538 * ifcvt.c (dead_or_predicable): Rename
14539 df_simulate_one_insn_backwards to df_simulate_one_insn.
14540 * recog.c (peephole2_optimize): Ditto.
14541 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14543 * df.h: Rename df_simulate_one_insn_backwards to
14544 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14545 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14546 scanning of defs and uses.
14547 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14548 (df_simulate_one_insn_forwards): Removed.
14550 2008-05-16 Doug Kwan <dougkwan@google.com>
14552 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14554 (real_from_string): Handle NaNs and Inf as approriate.
14556 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14558 * doc/gty.texi (Source Files Containing Type Information): Note
14559 that headers should appear first in the gtfiles list.
14561 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14563 * tree.def (COND_EXEC): Properly documented this code.
14565 2008-05-16 Diego Novillo <dnovillo@google.com>
14567 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14568 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14571 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14573 * tree-ssa-dse (max_stmt_uid): Removed.
14574 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14575 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14576 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14577 * function.h (cfun.last_stmt_uid): New field.
14578 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14579 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14581 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14582 (create_stmt_ann): Initialize the ann->uid field.
14583 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14585 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14587 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14589 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14590 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14591 (init_empty_tree_cfg): Call it.
14593 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14595 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14598 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14600 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14601 * tree-dump.c (dump_options): New verbose option.
14602 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14604 * tree-pass.h (TDF_VERBOSE): New dump flag.
14605 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14606 (tree-flow.h): Added include.
14607 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14609 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14611 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14613 From Jie Zhang <jie.zhang@analog.com>
14614 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14615 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14616 mcpu=bf561-none and mcpu=bf561-0.2.
14617 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14618 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14619 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14620 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14621 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14622 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14623 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14625 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14626 (cputype_selected): Remove.
14627 (bfin_handle_option): Don't use cputype_selected.
14628 (override_options): When no mcpu option, enable all workarounds.
14629 Don't use bfin_workarounds.
14630 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14632 (DEFAULT_CPU_TYPE): Don't define.
14634 2008-05-16 Richard Guenther <rguenther@suse.de>
14636 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14637 on deletion of the last stmt.
14639 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14641 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14642 V8HImode for SSE2 and V16QImode for SSE4.1.
14644 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14646 * cgraph.h (compute_inline_parameters): Made public.
14647 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14648 variable_generate_summary, function_write_summary,
14649 variable_write_summary, variable_read_summary. Added generate_summary,
14650 write_summary, read_summary.
14651 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14652 pass_ipa_inline.function_generate_summary, to
14653 compute_inline_parameters.
14654 * ipa-inline.c (compute_inline_parameters): Made public and added
14656 (compute_inline_parameters_for_current): New function.
14657 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14658 (inline_generate_summary): Removed parameter and made to loop over
14660 (pass_ipa_inline): Updated for new IPA_PASS structure.
14661 * passes.c (execute_ipa_summary_passes): Now is called once per
14662 pass rather than once per node*pass.
14664 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14666 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14667 avr_have_mul_p, avr_asm_only_p): Remove variables.
14668 (avr_override_options): Remove initialization of removed variables.
14669 (avr_file_start): Convert removed variables to fields of
14670 'struct base_arch_s *avr_current_arch'.
14671 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14672 (AVR_HAVE_MUL): (Ditto.).
14673 (AVR_HAVE_MOVW): (Ditto.).
14674 (AVR_HAVE_LPMX): (Ditto.).
14675 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14676 avr_asm_only_p): Remove declaration.
14678 2008-05-15 Diego Novillo <dnovillo@google.com>
14680 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14681 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14683 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14685 PR middle-end/36194
14686 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14687 Don't call record_truncated_value from here.
14688 (record_truncated_value): Turn it into a for_each_rtx callback.
14689 (record_truncated_values): New function.
14690 (combine_instructions): Call note_uses with record_truncated_values.
14691 Change name of check_conversion to check_promoted_subreg.
14693 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14695 * doc/sourcebuild.texi: Document support for torture tests.
14697 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14699 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14700 to alternative 4 of operand 2.
14702 2008-05-15 Richard Guenther <rguenther@suse.de>
14704 * tree-pass.h (current_pass): Declare.
14705 (get_pass_for_id): Likewise.
14706 * passes.c (passes_by_id, passes_by_id_size): New globals.
14707 (set_pass_for_id): New function.
14708 (get_pass_for_id): Likewise.
14709 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14710 (execute_function_todo): Flush per function statistics.
14711 * toplev.c (compile_file): Init statistics.
14712 (general_init): Do early statistics initialization.
14713 (finalize): Finish statistics.
14714 * statistics.h (statistics_early_init): Declare.
14715 (statistics_init): Likewise.
14716 (statistics_fini): Likewise.
14717 (statistics_fini_pass): Likewise.
14718 (statistics_counter_event): Likewise.
14719 (statistics_histogram_event): Likewise.
14720 * statistics.c: New file.
14721 * Makefile.in (OBJS-common): Add statistics.o.
14722 (statistics.o): Add dependencies.
14723 * doc/invoke.texi (-fdump-statistics): Document.
14725 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14726 (insert): Likewise.
14727 (execute_pre): Use statistics_counter_event.
14728 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14729 (substitute_and_fold): Increment it. Use statistics_counter_event.
14731 2008-05-15 Diego Novillo <dnovillo@google.com>
14733 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14735 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14736 * tree-ssa-alias.c (new_type_alias): Remove references to
14737 sub-variables from comment.
14738 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14740 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14742 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14743 attribute to 1 only for insertps alternative.
14745 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14747 * config/bfin/bfin.md (loadbytes): New pattern.
14748 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14749 (bfin_init_builtins): Initialize it.
14750 (bdesc_1arg): Add it.
14752 2008-05-15 Sa Liu <saliu@de.ibm.com>
14754 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14755 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14756 * testsuite/lib/target-supports.exp: Add
14757 check_effective_target_fortran_integer_16.
14759 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14761 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14762 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14763 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14764 (TARGET_RETURN_IN_MEMORY): Define.
14766 2008-05-15 Richard Guenther <rguenther@suse.de>
14768 PR middle-end/36244
14769 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14770 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14771 represent unmodifiable vars.
14773 2008-05-15 Richard Guenther <rguenther@suse.de>
14775 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14776 INDIRECT_REF and TARGET_MEM_REF.
14777 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14780 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14781 H.J. Lu <hongjiu.lu@intel.com>
14783 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14784 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14785 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14786 insn alternatives. Add missing alternatives.
14787 (*vec_concatv2di_rex64_sse4_1): Likewise.
14788 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14789 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14790 Require TARGET_SSE.
14792 2008-05-15 Richard Guenther <rguenther@suse.de>
14794 PR tree-optimization/36009
14795 PR tree-optimization/36204
14796 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14797 (determine_invariantness_stmt): Record the loop a store is
14798 always executed in.
14799 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14802 2008-05-15 Richard Guenther <rguenther@suse.de>
14804 PR tree-optimization/34330
14805 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14806 through the pointer will alias the SMT.
14808 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14810 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14812 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14814 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14816 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14817 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14819 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14820 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14821 (vashl_optab): New optab for vector/vector shifts.
14822 (vashr_optab): Ditto.
14823 (vlshr_optab): Ditto.
14824 (vrotl_optab): Ditto.
14825 (vrotr_optab): Ditto.
14826 (optab_subtype): New enum for optab_for_tree_code call.
14827 (optab_for_tree_code): Add enum optab_subtype argument.
14829 * optabs.c (optab_for_tree_code): Take an additional argument to
14830 distinguish between a vector shift by a scalar and vector shift by
14831 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14832 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14833 vector shift by a vector.
14834 (expand_widen_pattern_expr): Pass additional argument to
14835 optab_for_tree_code.
14837 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14838 vrotl_optab, vrotr_optab.
14840 * expr.c (expand_expr_real_1): Update calls to
14841 optab_for_tree_code to distinguish between vector shifted by a
14842 scalar and vector shifted by a vector.
14843 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14844 (supportable_narrowing_operation): Ditto.
14845 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14846 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14847 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14848 (vect_create_epilog_for_reduction): Ditto.
14849 (vectorizable_reduction): Ditto.
14850 (vectorizable_operation): Ditto.
14851 (vect_strided_store_supported): Ditto.
14852 (vect_strided_load_supported): Ditto.
14853 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14854 * expmed.c (expand_shift): Ditto.
14856 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14858 (ashr@var{m}3): Ditto.
14859 (vashl@var{m}3): Document new vector/vector shift standard name.
14860 (vashr@var{m}3): Ditto.
14861 (vlshr@var{m}3): Ditto.
14862 (vrotl@var{m}3): Ditto.
14863 (vrotr@var{m}3): Ditto.
14865 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14866 (PPERM_INVERT): Ditto.
14867 (PPERM_REVERSE): Ditto.
14868 (PPERM_REV_INV): Ditto.
14869 (PPERM_ZERO): Ditto.
14870 (PPERM_ONES): Ditto.
14871 (PPERM_SIGN): Ditto.
14872 (PPERM_INV_SIGN): Ditto.
14873 (PPERM_SRC1): Ditto.
14874 (PPERM_SRC2): Ditto.
14876 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14877 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14878 allows a memory operand to be the value being added, and split it
14879 to improve vectorization.
14880 (sse5_pmacsdqh_mem): Ditto.
14881 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14882 (sse5_mulv2div2di3_high): Ditto.
14883 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14884 (vec_pack_trunc_v4si): Ditto.
14885 (vec_pack_trunc_v2di): Ditto.
14886 (sse5_pcmov_<mode>): Remove code that tried to use use
14887 andps/andnps instead of pcmov.
14888 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14889 pmacsdqh instructions.
14890 (vec_widen_smult_lo_v4si): Ditto.
14892 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14893 (PPERM_INVERT): Ditto.
14894 (PPERM_REVERSE): Ditto.
14895 (PPERM_REV_INV): Ditto.
14896 (PPERM_ZERO): Ditto.
14897 (PPERM_ONES): Ditto.
14898 (PPERM_SIGN): Ditto.
14899 (PPERM_INV_SIGN): Ditto.
14900 (PPERM_SRC1): Ditto.
14901 (PPERM_SRC2): Ditto.
14902 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14904 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14906 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14907 says ignore whether the last reference is a memory operand.
14909 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14910 Paolo Bonzini <bonzini at gnu dot org>
14912 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14915 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14916 (vlshr<mode>3): Rename from vlshr<mode>3.
14917 (vashr<mode>3): Rename from vashr<mode>3.
14918 (mulv4sf3): Change the names of vector shift patterns.
14922 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14925 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14950 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14951 (floatunssidf2_internal): Change vector/vector shift names.
14952 (floatunsdidf2_internal): Ditto.
14959 (vashl<mode>3): Rename from ashl<mode>3.
14960 (vashr<mode>3): Rename from ashr<mode>3.
14961 (vlshr<mode>3): Rename from lshr<mode>3.
14962 (vrotl<mode>3): Rename from rotl<mode>3.
14964 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14967 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14968 multiply gives the wrong value when doing widening multiplies.
14969 (vec_widen_smult_lo_v4si): Ditto.
14971 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14973 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14974 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14975 emit_library_call_value.
14976 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14977 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14978 * calls.c (initialize_argument_information, precompute_arguments,
14979 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14980 (precompute_arguments): Removed flags parameter.
14981 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14983 2008-05-14 Richard Guenther <rguenther@suse.de>
14985 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
14986 Make sure to register the store if the use is a PHI_NODE.
14988 2008-05-14 Olivier Hainque <hainque@adacore.com>
14990 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
14991 memory if the component is to be referenced in BLKmode according
14992 to get_inner_reference.
14994 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
14996 * calls.c (emit_library_call_value_1): Restore code clearing
14997 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
14999 2008-05-14 Olivier Hainque <hainque@adacore.com>
15000 Nicolas Roche <roche@adacore.com>
15002 * configure.ac: Add support for a "gcc_subdir" variable in
15003 config-lang.in, to denote a subdirectory where the language/GCC
15004 integration files are to be found.
15005 * configure: Regenerate.
15007 2008-05-14 Ira Rosen <irar@il.ibm.com>
15009 PR tree-optimization/36098
15010 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15011 value for the first load in the group in case of a gap.
15012 (vect_build_slp_tree): Check that there are no gaps in loads.
15014 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15016 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15017 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15018 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15019 emit_insn and remove unneeded code to construct extra args.
15020 (emit_no_conflict_block): Removed.
15021 * optabls.h: (emit_no_conflict_block): Removed.
15022 * cse.c (cse_extended_basic_block): Remove search for
15023 REG_NO_CONFLICT note.
15024 * global.c: Removed incorrect comment added in revision 117.
15025 * expr.c (convert_move): Change call to emit_no_conflict_block to
15027 * recog.c: Change comments so that they do not mention
15029 * local_alloc.c (combine_regs): Removed last parameter.
15030 (no_conflict_p): Removed.
15031 (block_alloc): Removed note, no_conflict_combined_regno and set
15032 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15033 (combine_regs): Removed already_dead and code to look for
15034 REG_NO_CONFLICT notes.
15035 * lower_subreg (remove_retval_note): Removed code to look for
15036 REG_NO_CONFLICT block.
15037 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15038 (resolve_clobber): Remove code to process libcalls that have
15039 REG_NO_CONFLICT notes.
15040 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15042 * combine.c (can_combine_p, distribute_notes): Removed
15043 REG_NO_CONFLICT case.
15044 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15046 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15047 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15049 * reg-notes.def (NO_CONFLICT): Removed.
15051 2008-05-14 David S. Miller <davem@davemloft.net>
15053 * config/sparc/sparc.c (sparc_profile_hook): If
15054 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15055 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15056 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15058 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15060 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15062 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15065 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15066 and op1 expansion before vector concat to have less live pseudos.
15068 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15070 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15071 ix86_expand_vector_set if supported.
15073 2008-05-13 Diego Novillo <dnovillo@google.com>
15074 Kenneth Zadeck <zadeck@naturalbridge.com>
15076 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15078 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15079 phinodes_print_statistics, init_ssanames, fini_ssanames,
15080 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15081 release_ssa_name, release_defs, replace_ssa_name_symbol,
15082 ssanames_print_statistics): Move ...
15083 * tree-flow.h: ... here.
15084 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15085 Use FN instead of cfun.
15086 (make_ssa_name_fn): Rename from make_ssa_name.
15087 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15088 * tree-flow-inline.h (make_ssa_name): Move from
15089 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15090 * omp-low.c (expand_omp_parallel):
15091 * tree-flow-inline.h (redirect_edge_var_map_result):
15092 * tree-ssa.c (init_tree_ssa): Add argument FN.
15093 Use it instead of cfun. Update all users.
15095 2008-05-13 Tom Tromey <tromey@redhat.com>
15097 PR preprocessor/22168:
15098 * doc/cpp.texi (Top): Update menu.
15099 (Alternatives to Wrapper #ifndef): New node.
15100 (Other Directives): Document deprecation.
15101 (Obsolete Features): Remove menu.
15102 (Assertions): Merge node into Obsolete Features.
15103 (Obsolete once-only headers): Move earlier; rename to Alternatives
15104 to Wrapper #ifndef.
15105 * doc/cppopts.texi: Update.
15106 * c.opt (Wdeprecated): Enable for C and ObjC.
15107 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15108 (C++ Dialect Options): Move -Wno-deprecated from here to...
15109 (Warning Options): ... here.
15111 2008-05-13 Richard Guenther <rguenther@suse.de>
15113 PR middle-end/36227
15114 * fold-const.c (fold_sign_changed_comparison): Do not allow
15115 changes in pointer-ness.
15117 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15120 * config/sh/sh.c (sh_expand_prologue): Don't clear
15121 RTX_FRAME_RELATED_P for push insns.
15123 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15125 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15127 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15129 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15130 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15131 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15133 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15135 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15136 (*vec_concatv4sf_sse): This.
15137 (*sse2_concatv2si): Renamed to ...
15138 (*vec_concatv2si_sse2): This.
15139 (*sse1_concatv2si): Renamed to ...
15140 (*vec_concatv2si_sse): This.
15141 (*vec_concatv2di_rex): Renamed to ...
15142 (*vec_concatv2di_rex64): This.
15143 (*vec_concatv2si_sse4_1): New.
15144 (*vec_concatv2di_rex64_sse4_1): Likewise.
15146 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15148 PR rtl-optimization/36111
15149 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15150 that was created for swappable operands.
15152 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15155 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15156 * configure.ac: Add call to ACX_PROG_GNAT.
15158 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15160 * optc-gen.awk: Fix comment typo.
15162 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15164 * pretty-print.c (pp_integer_with_precision): Use
15165 HOST_LONG_LONG_FORMAT.
15167 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15169 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15171 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15173 * config/i386/i386.c (bdesc_ptest): Removed.
15174 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15175 (bdesc_args): Add __builtin_ia32_ptestz128,
15176 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15177 (ix86_init_mmx_sse_builtins): Updated.
15178 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15179 (ix86_expand_builtin): Updated.
15181 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15183 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15184 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15186 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15188 * value-prof.c (interesting_stringop_to_profile): Do not
15189 return early for BUILT_IN_MEMPCPY.
15191 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15193 * calls.c (expand_call): Don't use callgraph to increase
15194 preferred_stack_boundary.
15196 * cgraph.h (cgraph_rtl_info): Use unsigned on
15197 preferred_incoming_stack_boundary.
15199 * final.c (rest_of_clean_state): Use unsigned on
15200 preferred_stack_boundary.
15202 2008-05-09 Tom Tromey <tromey@redhat.com>
15204 PR preprocessor/22231:
15205 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15208 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15210 PR tree-optimization/36129
15211 * tree-ssa-ccp.c: Include value-prof.h.
15212 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15213 built-in function was folded to a constant.
15214 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15216 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15217 Sebastian Pop <sebastian.pop@amd.com>
15219 * tree-scalar-evolution.c: Document instantiate_scev.
15220 (instantiate_parameters_1): Renamed instantiate_scev_1.
15221 Don't use the same loop for instantiation_loop and evolution_loop.
15222 (instantiate_scev): New.
15223 (instantiate_parameters): Moved...
15224 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15225 same loop twice. Maintains the semantics for this function.
15226 * tree-scalar-evolution.h (instantiate_scev): Declare.
15227 (instantiate_parameters): ...here. Now static inline.
15228 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15229 instead of resolve_mixers.
15231 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15233 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15235 2008-05-09 Tomas Bily <tbily@suse.cz>
15237 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15238 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15239 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15240 * c-common.c (c_common_truthvalue_conversion): Likewise.
15241 * tree-object-size.c (compute_object_offset): Likewise.
15242 * tree-inline.c (estimate_num_insns_1): Likewise.
15243 * varasm.c (const_hash_1, compare_constant, copy_constant)
15244 (compute_reloc_for_constant, output_addressed_constants)
15245 (initializer_constant_valid_p): Likewise.
15246 * c-omp.c (check_omp_for_incr_expr): Likewise.
15247 * gimplify.c (gimplify_expr): Likewise.
15248 * c-typeck.c (c_finish_return): Likewise.
15249 * tree-vectorizer.c (supportable_widening_operation)
15250 (supportable_narrowing_operation): Likewise.
15251 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15252 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15253 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15254 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15255 (descr_info_loc): Likewise.
15256 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15257 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15258 (fold_unary): Likewise.
15259 * builtins.c (get_pointer_alignment): Likewise.
15260 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15261 (instantiate_parameters_1): Likewise.
15262 * tree.c (expr_align, stabilize_reference): Likewise.
15263 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15264 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15265 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15266 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15267 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15268 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15270 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15271 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15272 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15273 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15274 (forward_propagate_comparison)
15275 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15276 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15277 * emit-rtl.c (component_ref_for_mem_expr)
15278 (set_mem_attributes_minus_bitpos): Likewise.
15279 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15280 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15282 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15283 (build_function_call, pointer_diff, build_compound_expr)
15284 (c_finish_return): Likewise.
15285 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15286 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15288 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15289 * expr.c (is_aligning_offset): Likewise.
15290 * tree-ssa-alias.c (is_escape_site): Likewise.
15291 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15292 (check_all_va_list_escapes): Likewise.
15293 * tree-ssa-loop-ivopts.c (determine_base_object)
15294 (determine_common_wider_type): Likewise.
15295 * dojump.c (do_jump): Likewise.
15296 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15297 * tree-gimple.c (is_gimple_cast): Likewise.
15298 * fold-const.c (decode_field_reference, )
15299 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15300 (fold_binary): Likewise.
15301 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15302 (already_warned_in_frontend_p): Likewise.
15303 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15304 * tree.c (really_constant_p, get_unwidened): Likewise.
15305 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15306 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15307 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15309 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15311 (CONVERT_EXPR_P): Define.
15312 (CASE_CONVERT): Define.
15314 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15316 PR middle-end/36117
15317 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15318 (delete_unmarked_insns): When deleting a call, call
15319 delete_unreachable_blocks.
15320 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15321 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15323 2008-05-08 Richard Guenther <rguenther@suse.de>
15325 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15326 (-ftree-salias): Likewise.
15327 (salias-max-implicit-fields): Remove param documentation.
15328 (salias-max-array-elements): Likewise.
15329 * tree-pass.h (pass_create_structure_vars): Remove.
15330 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15331 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15332 * tree-ssa-alias.c (create_structure_vars): Remove.
15333 (gate_structure_vars): Likewise.
15334 (pass_create_structure_vars): Likewise.
15335 (gate_build_alias): Likewise.
15336 (pass_build_alias): Adjust to run always and dump the function.
15337 * common.opt (ftree-salias): Hide.
15338 * passes.c (init_optimization_passes): Remove
15339 pass_create_structure_vars, adjust comment.
15340 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15341 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15342 * opts.c (decode_options): Do not set flag_tree_salias.
15343 (common_handle_option): Add OPT_ftree_salias to the backward
15344 compatibility section.
15346 2008-05-08 Richard Guenther <rguenther@suse.de>
15348 * tree-flow-inline.h (var_can_have_subvars): Move ...
15349 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15350 * tree-flow.h (var_can_have_subvars): Remove.
15351 (push_fields_onto_fieldstack): Remove.
15352 (sort_fieldstack): Likewise.
15353 (struct fieldoff): Move ...
15354 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15355 alias_set and base_for_components fields.
15356 (sort_fieldstack): Make static.
15357 (push_fields_onto_fieldstack): Likewise. Remove code that
15358 handles anything but RECORD_TYPEs. Remove alias_set and
15359 base_for_components handling.
15360 (create_variable_info_for): Adjust.
15362 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15364 * common.opt (Wframe-larger-than=): Shorten the help message
15366 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15368 2008-05-08 Rafael EspÃndola <espindola@google.com>
15370 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15372 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15373 trap and that both operands are gimple values.
15374 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15375 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15378 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15380 * read-rtl.c (join_c_conditions): Return the first string if the
15381 two strings are equal.
15383 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15385 * gensupport.h (pred_data): Add a "num_codes" field.
15386 (add_predicate_code): Declare.
15387 * gensupport.c (add_predicate_code): New function.
15388 (std_pred_table): Add an "allows_const_p" field.
15389 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15390 Remove the (incomplete) list of such codes from the codes field.
15391 (init_predicate_table): Use add_predicate_code. Add all
15392 RTX_CONST_OBJs if allows_const_p is true.
15393 * genrecog.c (process_define_predicate): Use add_predicate_code.
15395 2008-05-08 David Daney <ddaney@avtrex.com>
15396 Richard Sandiford <rsandifo@nildram.co.uk>
15398 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15399 special case of constant zero operands.
15400 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15401 old and new values. Special case constant zero values.
15402 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15404 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15405 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15407 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15410 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15411 similar RTX_CONST_OBJ before CONST_INT.
15413 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15415 * stmt.c (expand_stack_restore): Change sa mode if needed.
15417 2008-05-08 Richard Guenther <rguenther@suse.de>
15419 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15420 return type to bool.
15421 (ix86_sol10_return_in_memory): Likewise.
15422 (ix86_i386elf_return_in_memory): Likewise.
15423 (ix86_i386interix_return_in_memory): Likewise.
15424 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15425 (ix86_sol10_return_in_memory): Likewise.
15426 (ix86_i386elf_return_in_memory): Likewise.
15427 (ix86_i386interix_return_in_memory): Likewise.
15429 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15432 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15434 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15435 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15438 2008-05-08 Richard Guenther <rguenther@suse.de>
15440 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15441 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15442 (DR_SUBVARS): Remove.
15443 * tree-dfa.c (dump_subvars_for): Remove.
15444 (debug_subvars_for): Likewise.
15445 (dump_variable): Do not dump subvars.
15446 (remove_referenced_var): Do not remove subvars.
15447 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15448 (lookup_subvars_for_var): Remove.
15449 (get_subvars_for_var): Likewise.
15450 (get_subvars_at): Likewise.
15451 (get_first_overlapping_subvar): Likewise.
15452 (overlap_subvar): Likewise.
15453 * tree-flow.h (subvar_t): Remove.
15454 (struct var_ann_d): Remove subvars field.
15455 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15456 argument. Remove special handling of SFTs.
15457 (compute_tag_properties): Likewise.
15458 (set_initial_properties): Likewise.
15459 (compute_call_clobbered): Likewise.
15460 (count_mem_refs): Likewise.
15461 (compute_memory_partitions): Likewise.
15462 (compute_flow_insensitive_aliasing): Likewise.
15463 (setup_pointers_and_addressables): Likewise.
15464 (new_type_alias): Likewise.
15465 (struct used_part): Remove.
15466 (used_portions): Likewise.
15467 (struct used_part_map): Likewise.
15468 (used_part_map_eq): Likewise.
15469 (used_part_map_hash): Likewise.
15470 (free_used_part_map): Likewise.
15471 (up_lookup): Likewise.
15472 (up_insert): Likewise.
15473 (get_or_create_used_part_for): Likewise.
15474 (create_sft): Likewise.
15475 (create_overlap_variables_for): Likewise.
15476 (find_used_portions): Likewise.
15477 (create_structure_vars): Likewise.
15478 * tree.def (STRUCT_FIELD_TAG): Remove.
15479 * tree.h (MTAG_P): Adjust.
15480 (struct tree_memory_tag): Remove base_for_components and
15481 unpartitionable flags.
15482 (struct tree_struct_field_tag): Remove.
15483 (SFT_PARENT_VAR): Likewise.
15484 (SFT_OFFSET): Likewise.
15485 (SFT_SIZE): Likewise.
15486 (SFT_NONADDRESSABLE_P): Likewise.
15487 (SFT_ALIAS_SET): Likewise.
15488 (SFT_UNPARTITIONABLE_P): Likewise.
15489 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15490 (union tree_node): Remove sft field.
15491 * alias.c (get_alias_set): Remove special handling of SFTs.
15492 * print-tree.c (print_node): Remove handling of SFTs.
15493 * tree-dump.c (dequeue_and_dump): Likewise.
15494 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15495 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15496 * tree-predcom.c (set_alias_info): Do not set subvars.
15497 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15498 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15499 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15500 (add_vars_for_offset): Remove.
15501 (add_virtual_operand): Remove special handling of SFTs.
15502 (add_call_clobber_ops): Likewise.
15503 (add_call_read_ops): Likewise.
15504 (get_asm_expr_operands): Likewise.
15505 (get_modify_stmt_operands): Likewise.
15506 (get_expr_operands): Likewise.
15507 (add_to_addressable_set): Likewise.
15508 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15509 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15510 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15511 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15512 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15513 (tree_node_structure): Likewise.
15514 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15516 (find_what_p_points_to): Likewise.
15518 2008-05-08 Sa Liu <saliu@de.ibm.com>
15520 * config/spu/spu.md: Fixed subti3 pattern.
15522 2008-05-08 Richard Guenther <rguenther@suse.de>
15524 PR middle-end/36154
15525 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15526 sure to create a representative for trailing arrays for PTA.
15528 2008-05-08 Richard Guenther <rguenther@suse.de>
15530 PR middle-end/36172
15531 * fold-const.c (operand_equal_p): Two objects which types
15532 differ in pointerness are not equal.
15534 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15536 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15537 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15538 (emit_library_call_value_1): Add new variable fndecl initialized by
15539 NULL_TREE. It should be the decl type of orgfun, but this information
15540 seems not to be available here, so it uses the default calling abi.
15541 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15542 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15543 by TARGET_RETURN_IN_MEMORY.
15544 * config/i386/i386-interix.h: Likewise.
15545 * config/i386/i386.h: Likewise.
15546 * config/i386/i386elf.h: Likewise.
15547 * config/i386/ptx4-i.h: Likewise.
15548 * config/i386/sol2-10.h: Likewise.
15549 * config/i386/sysv4.h: Likewise.
15550 * config/i386/vx-common.h: Likewise.
15551 * config/cris/cris.h: Removed #if 0 clause.
15552 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15553 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15555 (ix86_sol10_return_in_memory): Likewise.
15556 (ix86_i386elf_return_in_memory): New.
15557 (ix86_i386interix_return_in_memory): New.
15558 * config/mt/mt-protos.h (mt_return_in_memory): New.
15559 * config/mt/mt.c: Likewise.
15560 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15561 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15562 * config/bfin/bfin.h: Likewise.
15563 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15565 * config/bfin/bfin.c: Likewise.
15566 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15567 * config/alpha/unicosmk.h: Likewise.
15568 * config/i386/cygming.h: Likewise.
15569 * config/iq2000/iq2000.h: Likewise.
15570 * config/mips/mips.h: Likewise.
15571 * config/mn10300/mn10300.h: Likewise.
15572 * config/rs6000/rs6000.h: Likewise.
15573 * config/score/score.h: Likewise.
15574 * config/spu/spu.h: Likewise.
15575 * config/v850/v850.h: Likewise.
15576 * defaults.h: Likewise.
15577 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15578 * expr.c (emit_block_move): Adjust use of
15579 OUTGOING_REG_PARM_STACK_SPACE.
15580 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15581 OUTGOING_REG_PARM_STACK_SPACE.
15582 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15584 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15586 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15587 on OMP_RETURN for OMP_FOR.
15590 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15591 (fortran_common): New function.
15592 (gen_variable_die): Call fortran_common instead of common_check,
15593 adjust for it returning tree instead of rtx. Formatting.
15595 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15599 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15600 * c-decl.c (merge_decls): Ditto.
15601 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15602 to RTL_CONST_OR_PURE_CALL_P.
15603 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15604 Initialized DECL_LOOPING_CONST_PURE.
15605 (process_call_operands): Set tree_side_effects properly.
15606 * tree.h (TREE_READONLY_DECL_P): Removed.
15607 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15608 (DECL_LOOPING_OR_CONST_P): New macro.
15609 (struct tree_function_decl): Added looping_const_or_pure_p.
15610 (ECF_*) Renumbered.
15611 (ECF_LOOPING_OR_CONST_P): New macro.
15612 * rtlanal.c (pure_const_p): Removed.
15613 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15614 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15615 to RTL_CONST_CALL_P.
15616 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15617 (check_decl, check_tree, check_call, scan_function): Initialize
15619 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15620 (static_execute): Set looping true for recursive functions.
15621 Undo setting state to IPA_NEITHER for recursive functions.
15622 * cse.c (cse_insn):
15623 * ifcvt.c (noce_can_store_speculate_p): Changed
15624 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15625 RTL_CONST_OR_PURE_CALL_P.
15626 * dse.c (scan_insn): Ditto.
15627 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15628 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15629 RTL_CONST_OR_PURE_CALL_P.
15630 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15631 pure_call_p to RTL_CONST_CALL_P.
15632 * gimplify.c (gimplify_call_expr): Clear side effects for
15633 non-looping pure and constant calls.
15634 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15635 (flags_from_decl_or_type): Set ecf flags from decl flags.
15636 (initialize_argument_information): Turn off
15637 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15638 Change const to pure if callee_copies is true rather than just
15640 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15641 way of marking pure calls.
15642 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15643 Remove hack that was supposed to fix pr7335 and remove old
15644 way of marking pure calls.
15645 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15646 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15647 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15648 RTL_CONST_OR_PURE_CALL_P.
15649 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15650 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15651 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15652 * sched-deps.c (schedule_analyze): Ditto.
15653 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15654 return_val field of calls to represent pure and const function info.
15655 (CONST_OR_PURE_CALL_P): Deleted macro.
15656 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15657 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15658 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15660 * tree-optimize.c (execute_fixup_cfg): Added test for
15661 ECF_LOOPING_CONST_OR_PURE.
15662 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15664 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15665 effects for looping pure or const calls.
15666 (verify_gimple_expr): Added verification code.
15667 * config/alpha/alpha.c (alpha_legitimize_address,
15668 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15670 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15671 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15672 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15673 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15674 RTL_CONST_OR_PURE_CALL_P.
15675 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15676 and const calls to be deleted.
15678 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15681 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15682 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15683 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15684 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15685 to handle nonimmediate operands.
15686 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15687 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15688 to handle nonimmediate operands.
15689 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15690 (mmx_pmulhrwv4hi3): New expander. Use
15691 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15692 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15693 (sse2_umulv1siv1di3): New expander. Use
15694 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15695 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15696 (mmx_eq<mode>3): New expander. Use
15697 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15698 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15699 (mmx_uavgv8qi3): New expander. Use
15700 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15701 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15702 (mmx_uavgv4hi3): New expander. Use
15703 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15705 * config/i386/sse.md
15706 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15707 to handle nonimmediate operands.
15708 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15709 to handle nonimmediate operands.
15710 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15711 to handle nonimmediate operands.
15712 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15713 to handle nonimmediate operands.
15714 (sse2_unpckhpd_exp): New expander. Use
15715 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15716 (sse2_unpcklpd_exp): New expander. Use
15717 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15718 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15719 to handle nonimmediate operands.
15720 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15721 to handle nonimmediate operands.
15722 (*sse2_<plusminus_insn><mode>3): Rename from
15723 sse2_<plusminus_insn><mode>3 insn pattern.
15724 (sse2_<plusminus_insn><mode>3): New expander. Use
15725 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15726 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15727 (sse2_umulv2siv2di3): New expander. Use
15728 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15729 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15730 (sse4_1_mulv2siv2di3): New expander. Use
15731 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15732 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15733 (sse2_pmaddwd): New expander. Use
15734 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15735 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15736 (sse2_eq<mode>3): New expander. Use
15737 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15738 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15739 (sse4_1_eqv2di3): New expander. Use
15740 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15741 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15742 (sse2_uavgv16qi3): New expander. Use
15743 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15744 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15745 (sse2_uavgv16qi3): New expander. Use
15746 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15747 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15748 (sse2_uavgv8hi3): New expander. Use
15749 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15750 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15751 (ssse3_pmulhrswv8hi3): New expander. Use
15752 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15753 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15754 (ssse3_pmulhrswv4hi3): New expander. Use
15755 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15757 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15758 (<sse>_vmmul<mode>3): Ditto.
15759 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15761 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15762 (ssse3_pmaddubsw): Ditto.
15764 * config/i386/i386.c (struct_builtin_description)
15765 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15766 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15767 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15768 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15769 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15770 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15771 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15772 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15773 (ix86_fixup_binary_operands): Assert that src1
15774 and src2 must have the same mode when swapped.
15775 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15776 and ix86_binary_operator_ok. Do not force operands in registers
15779 2008-05-07 Jan Hubicka <jh@suse.cz>
15781 * cgraph.c (dump_cgraph_node): Update.
15782 * cgraph.h (cgraph_local_info): Break out inline summary.
15783 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15785 * ipa-inline (inline_summary): New accestor function.
15786 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15787 cgraph_decide_inlining, compute_inline_parameters): Update.
15788 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15790 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15792 Cleanup ColdFire scheduling support and add V4 pipeline model.
15794 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15795 (define_attr cpu): Add cfv4 value.
15796 (define_attr type, define_attr type1): Merge into a single 'type'
15797 attribute. Update all uses.
15798 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15799 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15801 (define_attr opx_mem, define_attr opy_mem): Remove.
15802 (define_attr op_mem): Clean up, update comment.
15803 (define_attr size): Use specific values instead of general int.
15804 (define_attr guess, define_attr split): Remove. Update all uses.
15805 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15806 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15807 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15808 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15809 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15810 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15811 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15812 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15813 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15814 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15815 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15816 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15817 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15818 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15819 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15820 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15821 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15822 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15823 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15824 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15825 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15826 Update or set attributes.
15827 (stack_tie): New fake instruction.
15829 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15830 (m68k_sched_attr_size): Update declaration.
15831 (m68k_sched_attr_type2): Remove.
15832 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15833 Declare new bypass predicates.
15835 * config/m68k/m68k.c (m68k_sched_issue_rate,
15836 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15838 (TARGET_SCHED_ISSUE_RATE,
15839 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15840 (override_options): Handle scheduling for ColdFire V4 core.
15841 (m68k_expand_prologue): Emit stack_tie.
15842 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15843 'OP_TYPE_FPN'. Update all uses.
15844 (sched_guess_p): Remove.
15845 (sched_address_type): Handle symbolic addresses.
15846 (sched_get_operand): New static function.
15847 (sched_operand_type): Merge into sched_attr_op_type.
15848 (sched_attr_op_type): Handle FP registers, handle quick constants,
15850 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15851 (m68k_sched_attr_size): Update. Move logic to ...
15852 (sched_get_attr_size_int): New static function.
15853 (sched_get_opxy_mem_type): New static function.
15854 (m68k_sched_attr_op_mem): Update.
15855 (m68k_sched_attr_type2): Remove.
15856 (sched_cfv4_bypass_data): New static variable.
15857 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15858 (m68k_sched_issue_rate): Implement scheduler hook.
15859 (struct _sched_ib: enabled_p): New field.
15860 (m68k_sched_variable_issue): Update. Handle V4.
15861 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15862 sched_dump_class_func_t, sched_dump_split_class,
15863 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15864 sched_dump_dfa_class, m68k_sched_dump): Remove.
15865 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15867 (m68k_sched_init_global): Remove statisctics dumping, introduce
15868 sanity check that all instructions have pipeline reservations. Handle
15870 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15871 Handle ColdFire V4 core.
15872 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15873 New static functions.
15874 (m68k_sched_address_bypass_p): New bypass predicate.
15875 (sched_get_indexed_address_scale): New static function.
15876 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15878 * cf.md: Update comments.
15879 (define_attr type2): Remove. Use 'type' attribute instead.
15881 (cf_ib): Rename to cfv123_ib. Update all uses.
15882 (cf_oep): Rename to cfv123_oep. Update all uses.
15883 (cf_chr): Rename to cfv123_chr. Update all uses.
15884 (cf_mem): Rename to cfv123_mem. Update all uses.
15885 (cf_mac): Move to more appropriate place.
15886 (cfv123_guess): New automaton and cpu_unit.
15887 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15888 Update uses of 'size' attribute. Handle before reload scheduling.
15889 (cfv123_guess): New dummy reservation for unhandled instructions.
15890 (cfv4_*): Pipeline description of ColdFire V4 core.
15891 (ignore): New reservation to handle 'ignore' type.
15893 2008-05-07 Ian Lance Taylor <iant@google.com>
15895 PR middle-end/36013
15896 * gimplify.c (find_single_pointer_decl_1): Don't look through
15898 (find_single_pointer_decl): Adjust comments.
15900 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15902 PR middle-end/36137
15903 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15904 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15906 PR middle-end/36106
15907 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15908 integral type rather than floating point, then VIEW_CONVERT_EXPR
15909 to the floating point type.
15911 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15913 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15914 TFmode op0 to register.
15916 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15918 * c-decl.c (grokdeclarator): Comment typo.
15920 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15922 * tree-flow.h: Remove prototype for computed_goto_p.
15923 * tree-cfg.c (computed_goto_p): Make static.
15925 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15928 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15929 (contains_aligned_value_p): This. Handle _Decimal128.
15930 (ix86_function_arg_boundary): Only align _Decimal128 to its
15931 natural boundary and handle it properly.
15933 2008-05-06 Martin Jambor <mjambor@suse.cz>
15935 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15936 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15937 (ipcp_method_set_orig_node): Removed.
15938 (ipcp_cval_get_cvalue_type): Removed.
15939 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15940 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15941 (ipcp_cval_set_cvalue_type): Removed.
15942 (ipcp_cval_get_cvalue): Removed.
15943 (ipcp_cval_set_cvalue): Removed.
15944 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15945 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15946 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15947 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15948 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15949 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15950 (ipcp_get_ith_lattice): Changed parameters.
15951 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15952 (ipcp_lattice_from_jfunc): Changed parameters.
15953 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15954 (ipcp_method_cval_print): Added temporary variable info.
15955 (ipcp_redirect): Removed already unused local variable caller.
15956 (ipcp_redirect): New temporary variable orig_callee_info
15957 (ipcp_redirect): Removed newly unused local variable callee.
15958 (ipcp_redirect): Removed (a bit confusing) local variable type.
15959 (ipcp_insert_stage): Added local variable info.
15960 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15962 (ipcp_formal_create): Removed.
15963 (ipcp_method_cval_set): Removed.
15964 (ipcp_propagate_stage): Renamed lattice variables.
15965 (ipcp_method_cval_set_cvalue_type): Removed.
15966 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15967 (ipcp_print_all_lattices): Changed printed strings to refer to
15968 lattices rather than cvals.
15969 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15970 (ipcp_propagate_const): Changed formal parameters.
15971 (build_const_val): Changed formal parameters.
15972 (ipcp_insert_stage): Removed useless variable cvalue
15973 (build_const_val): Changed formal parameters.
15974 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15975 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15976 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15977 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15978 (ipcp_print_func_profile_counts): Changed string from "method" to
15980 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15981 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15982 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
15983 (ipcp_structures_print): Renamed to ipcp_print_all_structures
15984 (ipcp_profile_print): Renamed to ipcp_print_profile_data
15985 (ipcp_lat_is_const): Changed parameters and made inline.
15986 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
15987 (ipcp_redirect): Renamed to ipcp_need_redirect_p
15988 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
15989 the predicate condition directly
15990 (ipcp_propagate_stage): Added local variable args. Removed local
15991 variable callee. (Both are mere code simplifications.)
15992 (ipcp_method_dont_insert_const): Renamed to
15993 ipcp_node_not_modifiable_p.
15994 (ipcp_node_not_modifiable_p): Made inline.
15995 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
15996 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
15997 (ipcp_print_all_lattices): Removed variable cvalue
15998 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16001 2008-05-06 Olivier Hainque <hainque@adacore.com>
16003 * tree-sra.c (try_instantiate_multiple_fields): Early return
16004 if field has POINTER_TYPE.
16006 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16008 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16009 by using 'q' specifier for instruction.
16010 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16012 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16014 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16015 Change mode of zero_extract from QImode to HImode.
16016 (sign bit tests peepholes): (Ditto.).
16018 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16020 * config/i386/mmx.md: Remove double backslashes from asm templates.
16021 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16022 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16023 to handle nonimmediate operands.
16024 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16025 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16026 to handle nonimmediate operands.
16027 (*mmx_<code>v2sf3_finite): New insn pattern.
16028 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16029 (mmx_<code>v2sf3): New expander. Use
16030 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16031 (mmx_<plusminus_insn><mode>3): New expander. Use
16032 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16033 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16034 (mmx_add<mode>3): Removed.
16035 (mmx_ssadd<mode>3): Ditto.
16036 (mmx_usadd<mode>3): Ditto.
16037 (mmx_sub<mode>3): Ditto.
16038 (mmx_sssub<mode>3): Ditto.
16039 (mmx_ussub<mode>3): Ditto.
16040 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16041 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16042 to handle nonimmediate operands.
16043 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16045 (mmx_smulv4hi3_highpart): New expander. Use
16046 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16047 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16049 (mmx_umulv4hi3_highpart): New expander. Use
16050 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16051 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16052 (mmx_<code>v4hi3): New expander. Use
16053 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16054 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16055 (mmx_<code>v8qi3): New expander. Use
16056 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16057 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16058 (mmx_<code><mode>3): New expander. Use
16059 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16061 2008-05-05 Jan Hubicka <jh@suse.cz>
16063 PR tree-optimization/36118
16064 * passes.c (pass_init_dump_file): Fix dump header.
16066 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16068 PR middle-end/36141
16069 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16070 VCE for function decls.
16072 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16074 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16076 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16078 * config/i386/i386.md (sat_plusminus): New.
16079 (plusminus_insn): Likewise.
16080 (plusminus_mnemonic): Likewise.
16082 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16083 (*<addsub><mode>3_cc_overflow): Renamed to ...
16084 (*<plusminus_insn><mode>3_cc_overflow): This.
16085 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16086 (*<plusminus_insn>si3_zext_cc_overflow): This.
16088 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16089 (<plusminus_insn><mode>3): This.
16090 (*<addsub><mode>3): Renamed to ...
16091 (*<plusminus_insn><mode>3): This.
16092 (<sse>_vm<addsub><mode>3): Renamed to ...
16093 (<sse>_vm<plusminus_insn><mode>3): This.
16094 (sse3_h<addsub>v4sf3): Renamed to ...
16095 (sse3_h<plusminus_insn>v4sf3): This.
16096 (sse3_h<addsub>v2df3): Renamed to ...
16097 (sse3_h<plusminus_insn>v2df3): This.
16098 (<plusminus_insn><mode>3): New.
16099 (*<plusminus_insn><mode>3): Likewise.
16100 (sse2_<plusminus_insn><mode>3): Likewise.
16101 (add<mode>): Removed.
16102 (*add<mode>3): Likewise.
16103 (sse2_ssadd<mode>3): Likewise.
16104 (sse2_usadd<mode>3): Likewise.
16105 (sub<mode>3): Likewise.
16106 (*sub<mode>3): Likewise.
16107 (sse2_sssub<mode>3): Likewise.
16108 (sse2_ussub<mode>3): Likewise.
16110 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16112 * gthr-single.h: Add in required interface elements as per gthr.h.
16113 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16114 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16115 Generalize UNUSED macro.
16116 (__gthread_once): Add.
16117 (__gthread_key_create): Add.
16118 (__gthread_key_delete): Add.
16119 (__gthread_getspecific): Add.
16120 (__gthread_setspecific): Add.
16122 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16124 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16125 the same size types for the indirect reference on the rhs, then
16128 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16130 * config/i386/i386.md
16131 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16132 one insn template instead of template series.
16133 (*xordi_1_rex64): Ditto.
16134 (*xordi_2_rex64): Ditto.
16136 2008-05-05 Ira Rosen <irar@il.ibm.com>
16138 PR tree-optimization/36119
16139 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16142 2008-06-04 Jan Hubicka <jh@suse.cz>
16144 tree-optimization/36100
16145 * tree-pass.h (pass_O0_always_inline): Declare.
16146 * ipa-inline.c (inline_transform): Remove dead code.
16147 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16148 pass_O0_always_inline): New.
16149 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16151 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16153 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16154 mnemonic in this_param move for TARGET_64BIT.
16156 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16158 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16159 (*strmovsi_rex_1): Ditto.
16160 (*strsetsi_1): Ditto.
16161 (*strsetsi_rex_1): Ditto.
16163 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16164 adddicc expanders using SWI mode iterator.
16166 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16169 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16172 2008-05-04 David S. Miller <davem@davemloft.net>
16174 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16175 (sparc*-*-linux*): Use linux.h in tm_file.
16176 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16177 compiler defaulting to 32-bit.
16178 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16180 * config/sparc/linux.h: Remove definitions now obtained
16181 properly from linux.h
16182 * config/sparc/linux64.h: Likewise.
16183 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16184 don't want this setting for 32-bit builds in a biarch compiler.
16185 * doc/install.texi: Add sparc-linux to list of targets
16186 supporting --enable-targets=all.
16188 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16190 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16192 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16194 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16195 after V4SI_FTYPE_V8HI.
16196 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16197 case V4SI_FTYPE_V2DF.
16199 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16201 * doc/invoke.texi (max-flow-memory-locations): Removed.
16202 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16204 2008-05-03 Richard Guenther <rguenther@suse.de>
16206 PR middle-end/34973
16207 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16209 2008-05-02 David S. Miller <davem@davemloft.net>
16211 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16213 2008-05-02 Simon Baldwin <simonb@google.com>
16216 * c-common.h (warn_array_subscript_range): Removed.
16217 * c-common.c (warn_array_subscript_range): Ditto.
16218 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16219 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16221 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16223 * config/i386/i386.c (ix86_special_builtin_type): New.
16224 (bdesc_special_args): Likewise.
16225 (ix86_expand_special_args_builtin): Likewise.
16226 (ix86_init_mmx_sse_builtins): Updated.
16227 (ix86_expand_builtin): Updated.
16228 (ix86_expand_store_builtin): Removed.
16229 (ix86_expand_unop_builtin): Likewise.
16231 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16232 * config/i386/mmintrin.h (__v2sf): Here.
16234 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16236 (_mm_loadl_pi): Likewise.
16237 (_mm_storeh_pi): Replace __v2si with __v2sf.
16238 (_mm_storel_pi): Likewise.
16240 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16241 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16242 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16243 __builtin_ia32_loadlpd.
16245 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16247 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16248 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16249 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16250 (ix86_init_mmx_sse_builtins): Updated.
16251 (ix86_expand_args_builtin): Likewise.
16252 (ix86_expand_builtin): Likewise.
16253 (ix86_expand_unop1_builtin): Renamed to ...
16254 (ix86_expand_unop_vec_merge_builtin): This.
16256 2008-05-01 Jan Hubicka <jh@suse.cz>
16259 * ipa-inline.c (inline_generate_summary): Make static.
16260 (inline_transform): Do not call inlining at -O0; make static.
16261 * passes.c (execute_todo): Add sanity check.
16262 (execute_one_ipa_transform_pass): Execute proper flags.
16264 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16266 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16267 (DECL_NONADDRESSABLE_P): Likewise.
16268 * alias.c (record_component_aliases): Fix comment.
16270 2008-05-01 Simon Baldwin <simonb@google.com>
16272 * c-common.h (warn_array_subscript_range): New function.
16273 * c-common.c (warn_array_subscript_range): Ditto.
16274 * tree-vrp.c (check_array_ref): Corrected code to agree with
16275 comment, ignoring only arrays of size 0 or size 1.
16276 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16278 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16280 * config/i386/i386.c (ix86_builtin_type): Replace
16281 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16282 (bdesc_args): Updated.
16283 (ix86_init_mmx_sse_builtins): Likewise.
16284 (ix86_expand_args_builtin): Likewise.
16286 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16289 * doc/extend.texi: Correct __builtin_ia32_palignr.
16291 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16294 * config/i386/i386.c (bdesc_crc32): Removed.
16295 (ix86_expand_crc32): Likewise.
16296 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16297 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16298 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16299 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16300 UINT_FTYPE_UINT_UCHAR.
16301 (bdesc_args): Updated. Add crc32 builtins.
16302 (ix86_init_mmx_sse_builtins): Updated.
16303 (ix86_expand_args_builtin): Updated to support subreg.
16305 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16307 2008-05-01 Jan Hubicka <jh@suse.cz>
16309 * tree-pass.h (opt_pass): Add IPA_PASS.
16310 (varpool_node, cgraph_node): Forward declare.
16311 (ipa_opt_pass): Define.
16312 (pass_ipa_inline): Turn into ipa_opt_pass.
16313 (pass_apply_inline): Remove.
16314 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16315 (apply_inline): Turn into ....
16316 (inline_transform): ... this one.
16317 (inline_generate_summary): New function.
16318 (pass_apply_inline): Remove.
16319 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16321 (struct function): Add ipa_transforms_to_apply.
16322 * passes.c (register_one_dump_file): Work on IPA_PASS.
16323 (init_optimization_passes): Remove pass_inline_parameters and
16325 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16326 (execute_one_pass) ... here; apply transforms when possible.
16327 (add_ipa_transform_pass, execute_ipa_summary_asses,
16328 execute_one_ipa_transform_pass): New.
16329 (execute_ipa_pass_list): Update for IPA_PASS type.
16331 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16333 * config/i386/i386.c (ix86_builtin_type): Add
16334 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16335 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16336 (bdesc_args): Add SSE4a builtins.
16337 (ix86_init_mmx_sse_builtins): Updated.
16338 (ix86_expand_args_builtin): Likewise.
16339 (ix86_expand_builtin): Likewise.
16341 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16343 * config/i386/i386.c (ix86_builtin_type): Add
16344 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16345 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16346 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16347 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16348 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16349 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16350 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16351 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16352 and DI_FTYPE_DI_DI_INT.
16353 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16354 (ix86_init_mmx_sse_builtins): Updated.
16355 (ix86_expand_args_builtin): Likewise.
16356 (ix86_expand_builtin): Likewise.
16357 (ix86_expand_binop_imm_builtin): Removed.
16359 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16361 2008-04-30 Richard Guenther <rguenther@suse.de>
16363 PR tree-optimization/32921
16364 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16366 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16368 * config/arm/arm.c (arm_unwind_emit): Use
16369 crtl->all_throwers_are_sibcalls instead of
16370 cfun->all_throwers_are_sibcalls.
16371 (arm_output_fn_unwind): Likewise.
16372 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16373 instead of cfun->uses_pic_offset_table.
16374 (frv_expand_prologue): Likewise.
16375 (frv_frame_pointer_required): Likewise.
16376 (frv_expand_fdpic_call): Likewise.
16377 (frv_emit_movsi): Likewise.
16378 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16379 cfun->returns_pcc_struct instead of
16380 current_function_returns_pcc_struct.
16381 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16382 instead of cfun->calls_eh_return.
16383 (m32c_pushm_popm): Likewise.
16384 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16385 "extern" declaration.
16387 2008-04-30 Richard Guenther <rguenther@suse.de>
16389 PR tree-optimization/21636
16390 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16392 (evaluate_stmt): Print the likely value.
16393 (ccp_visit_stmt): Avoid excessive vertical spacing.
16395 2008-04-30 Rafael EspÃndola <espindola@google.com>
16397 * builtins.c (fold_call_expr): Return realret.
16398 * tree-ssa-threadedge.c
16399 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16400 __builtin_object_size.
16402 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16404 * gcc.c (wrapper_string): New variable.
16405 (insert_wrapper): New function.
16406 (execute): New option -wrapper.
16407 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16409 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16411 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16412 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16413 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16415 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16416 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16417 config/rs6000/e500crtres64gprctr.asm,
16418 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16419 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16420 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16421 config/rs6000/e500crtsav64gprctr.asm,
16422 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16423 config/rs6000/e500crtsavg64gprctr.asm: New files.
16424 * config/rs6000/t-ppccomm: Add build rules for new files.
16425 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16426 * config/rs6000/t-netbsd: Add build rules for new files.
16427 (LIB2FUNCS_STATIC_EXTRA): New variable.
16428 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16429 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16430 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16432 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16434 * config/i386/i386.c (ix86_builtin_type): Add
16435 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16436 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16437 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16438 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16439 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16440 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16441 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16442 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16443 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16444 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16445 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16446 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16447 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16448 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16449 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16450 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16451 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16452 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16453 V1DI_FTYPE_V2SI_V2SI.
16454 (bdesc_2arg): Moved to ...
16455 (bdesc_args): Here.
16456 (ix86_init_mmx_sse_builtins): Updated.
16457 (ix86_expand_args_builtin): Updated. Take a pointer
16458 to const struct builtin_description. Handle comparison
16460 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16461 (ix86_expand_builtin): Updated.
16463 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16464 (ssse3_pmaddubsw128): This.
16465 (ssse3_pmaddubswv4hi3): Renamed to ...
16466 (ssse3_pmaddubsw): This.
16468 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16469 (__builtin_ia32_packssdw128): Likewise.
16470 (__builtin_ia32_packuswb128): Likewise.
16471 (__builtin_ia32_pmaddubsw): Likewise.
16472 (__builtin_ia32_pmaddubsw128): Likewise.
16474 2008-04-30 Richard Guenther <rguenther@suse.de>
16476 PR tree-optimization/14847
16477 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16478 (recognize_bits_test): Use it.
16479 (recognize_single_bit_test): Likewise.
16481 2008-04-30 Martin Jambor <mjambor@suse.cz>
16483 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16484 instead of setting number of formal parameters to zero.
16485 (ipcp_init_stage): Do not set the number of actual parameters to zero
16487 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16488 which are called with variable number of arguments.
16489 (ipcp_insert_stage): Explicitely skipping all nodes which are
16490 called with variable number of arguments.
16491 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16492 number of parameters.
16494 * ipa-prop.h (struct ipa_node_params): Added flag
16495 called_with_var_arguments
16496 (ipa_set_param_count): Added. Changed sole setter to use it.
16497 (ipa_get_param_count): Added. All readers of param_count
16498 converted to use it instead.
16499 (ipa_set_called_with_variable_arg): Added.
16500 (ipa_is_called_with_var_arguments): Added.
16501 (ipa_get_ith_param): Added. All readers of param_decls converted
16503 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16505 (ipa_get_cs_argument_count): Added, all readers of argument_count
16507 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16510 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16511 (struct ipcp_lattice): Renamed cval_type to type
16512 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16514 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16515 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16516 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16517 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16518 (build_const_val): Changed the type of parameter cvalue to tree
16519 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16520 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16522 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16525 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16526 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16527 (ipa_add_method): Renamed to ipa_push_func_to_list
16528 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16529 (ipa_callsite_param_count): Removed.
16530 (ipa_callsite_param_count_set): Removed.
16531 (ipa_callsite_param): Removed.
16532 (ipa_callsite_callee): Removed.
16533 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16534 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16535 (ipa_method_formal_count): Removed.
16536 (ipa_method_formal_count_set): Removed.
16537 (ipa_method_get_tree): Removed.
16538 (ipa_method_tree_map_create): Removed.
16539 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16540 (ipa_create_param_decls_array): Creates the array itself
16541 (ipa_create_param_decls_array): Temporary variable info instead of
16542 a few dereferences.
16543 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16544 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16545 (get_type): Removed.
16546 (ipa_jf_get_info_type): Removed.
16547 (ipa_node_create): Renamed to ipa_create_node_params
16548 (ipa_free): Renamed to ipa_free_all_node_params
16549 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16550 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16551 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16552 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16553 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16554 ipa_free_all_edge_args
16555 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16556 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16557 (ipa_create_methodlist_node): Removed.
16558 (ipa_methodlist_method): Removed.
16559 (ipa_methodlist_method_set): Removed.
16560 (ipa_methodlist_next_method): Removed.
16561 (ipa_methodlist_next_method_set): Removed.
16562 (ipa_method_is_modified): Removed.
16563 (ipa_method_modify_create): Removed.
16564 (ipa_method_modify_init): Temporary variable info instead of a few
16566 (ipa_detect_param_modifications): Temporary variable info instead of
16567 a few dereferences.
16568 (ipa_compute_jump_functions): Temporary variable info instead of
16569 a few dereferences.
16570 (ipa_method_modify_set): Removed.
16571 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16572 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16573 than craph_node as the first parameter.
16574 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16575 (ipa_method_modify_init): Removed.
16576 (ipa_compute_jump_functions): Added a temp variable instead of
16577 repeatadly dereferencing the cgraph_edge.aux pointer
16578 (ipa_callsite_param_set_type): Removed.
16579 (ipa_compute_jump_functions): i renamed to index and moved to
16581 (ipa_callsite_param_set_info_type_formal): Removed.
16582 (ipa_callsite_param_set_info_type): Removed.
16583 (ipa_callsite_param_map_create): Removed.
16584 (ipa_callsite_tree): Removed.
16585 (ipa_callsite_caller): Removed.
16586 (ipa_pop_func_from_list): return_method removed to return_func
16588 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16589 prefixed all values with IPA_. Changed all users.
16590 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16591 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16592 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16593 (union parameter_info): Renamed to jump_func_value.
16594 (union jump_func_value): Renamed value to constant
16595 (struct ipa_jump_func): Renamed info_type to value
16596 (struct ipa_node): Renamed to ipa_node_params
16597 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16598 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16599 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16600 (struct ipa_edge): Renamed to ipa_edge_args
16601 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16602 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16603 (struct ipa_methodlist): Renamed to ipa_func_list
16604 (struct ipa_func_list): method_p renamed to node, next_method
16606 (ipa_methodlist_p): Removed, switched all users to struct pointer
16607 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16609 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16611 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16612 (rs6000_emit_epilogue): Use backchain to restore only when we
16613 have a large frame. Make use of frame pointer to restore if we
16614 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16616 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16618 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16619 Add mode to zero_extract.
16620 (sign bit tests peepholes): (Ditto.).
16622 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16624 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16625 Instructions in comments with SSE3.
16626 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16627 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16628 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16629 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16630 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16631 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16632 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16633 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16634 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16635 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16636 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16637 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16638 (bdesc_sse_args): Renamed to ...
16639 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16640 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16641 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16642 IX86_BUILTIN_FABSQ.
16643 (bdesc_1arg): Moved to ...
16644 (bdesc_args): Here.
16645 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16646 Instructions in comments with SSE3.
16647 (ix86_expand_sse_operands_builtin): Renamed to ...
16648 (ix86_expand_args_builtin): This. Updated.
16649 (ix86_expand_unop1_builtin): Update comments.
16650 (ix86_expand_builtin): Updated.
16652 2008-04-29 Richard Guenther <rguenther@suse.de>
16654 PR tree-optimization/36078
16655 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16656 Update virtual SSA form after cleaning up the CFG.
16658 2008-04-29 Richard Guenther <rguenther@suse.de>
16660 PR middle-end/15255
16661 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16663 2008-04-29 Richard Guenther <rguenther@suse.de>
16665 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16666 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16667 (compute_flow_insensitive_aliasing): Do not treat
16668 PTR_IS_REF_ALL pointers special.
16669 (get_smt_for): Likewise.
16670 (may_alias_p): Re-structure.
16671 (is_escape_site): A ref-all pointer conversion is not an escape site.
16672 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16673 PTR_IS_REF_ALL pointers special.
16674 * tree-ssa-structalias.h (struct alias_info): Remove
16675 ref_all_symbol_mem_tag field.
16676 (PTR_IS_REF_ALL): Remove.
16678 2008-04-29 Richard Guenther <rguenther@suse.de>
16680 PR middle-end/36077
16681 * fold-const.c (extract_muldiv_1): In combining division constants
16682 make sure to never overflow.
16684 2008-04-29 Nick Clifton <nickc@redhat.com>
16686 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16688 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16691 * optc-gen.awk: Work around HP-UX/IA awk bug.
16693 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16695 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16698 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16701 * config/i386/i386.md
16702 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16703 Change operand 1 predicate to nonimmediate_operand.
16705 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16708 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16710 * gengtype.c (walk_type, write_func_for_structure): Handle
16712 * doc/gty.texi: Document chain_circular.
16714 2008-04-28 Richard Guenther <rguenther@suse.de>
16716 PR tree-optimization/36066
16717 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16720 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16723 * config/i386/i386.md
16724 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16725 Use match_scratch instead of match_operand for operands 3 and 4.
16727 2008-04-27 Richard Guenther <rguenther@suse.de>
16729 PR tree-optimization/18754
16730 PR tree-optimization/34223
16731 * tree-pass.h (pass_complete_unrolli): Declare.
16732 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16733 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16734 Rewrite loop into loop closed SSA form if it is not already.
16735 (tree_unroll_loops_completely): Re-structure to iterate over
16736 innermost loops with intermediate CFG cleanups.
16737 Unroll outermost loops only if requested or the code does not grow
16739 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16740 loops are available.
16741 (tree_vectorize): Instead do so here.
16742 (tree_complete_unroll): Also unroll outermost loops.
16743 (tree_complete_unroll_inner): New function.
16744 (gate_tree_complete_unroll_inner): Likewise.
16745 (pass_complete_unrolli): New pass.
16746 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16747 uses outside of the loop.
16748 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16749 form if it is available.
16750 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16751 * passes.c (init_optimization_passes): Schedule complete inner
16752 loop unrolling pass before the first CCP pass after final inlining.
16754 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16756 * targhooks.h (default_emutls_var_fields,
16757 default_emutls_var_init): Declare.
16758 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16759 * target.h (struct gcc_target): Add struct emutls member.
16760 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16761 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16762 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16763 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16764 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16765 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16766 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16767 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16768 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16769 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16770 emit debug information.
16771 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16772 * varasm.c: Include targhooks.h.
16773 (emutls_object_section, emutls_tmpl_section): New.
16774 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16775 (EMUTLS_SEPARATOR): New.
16776 (prefix_name): New.
16777 (get_emutls_object_name): New.
16778 (default_emutls_var_fields): New, broken out of ...
16779 (get_emutls_object_type): ... here. Adjust to use target hooks.
16780 (get_emutls_init_templ_addr): Adjust to use target hooks.
16781 (emutls_decl): Adjust to use target hooks.
16782 (emutls_finish): Likewise.
16783 (default_emutls_var_init): New, broken out of ...
16784 (assemble_variable): ... here. Adjust to use target hooks.
16785 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16786 SECCAT_EMUTLS_TMPL.
16787 * c-common.c (handle_section_attribute): Prevent overriding
16788 sections for emulated tls with special sections.
16789 * config/i386/i386.c (x86_64_elf_select_section): Add
16790 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16791 (x86_64_elf_unique_section): Likewise.
16792 * config/vxworks.c: Include tree.h.
16793 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16794 (vxworks_override_options): Set TLS scheme.
16795 * doc/tm.texi (Emulated TLS): New node.
16797 2008-04-26 Simon Baldwin <simonb@google.com>
16800 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16801 with propagated string constants.
16803 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16805 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16806 constraint for operand 2 when operand 0 is memory operand.
16807 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16808 operand 0 is memory operand.
16809 (fix_trunc<mode>_i387_with_temp): Ditto.
16810 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16811 operand 2 when operand 1 is memory operand.
16812 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16813 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16814 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16815 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16816 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16817 operands 2,3 and 4 when operand 1 is memory operand.
16818 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16820 (fistdi2_floor_with_temp): Ditto.
16821 (fist<mode>2_floor_with_temp): Ditto.
16822 (fistdi2_ceil_with_temp): Ditto.
16823 (fist<mode>2_ceil_with_temp): Ditto.
16824 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16826 2008-04-26 David Daney <ddaney@avtrex.com>
16828 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16830 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16831 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16832 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16833 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16834 (compare_and_swap_12): New insn.
16835 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16836 * config/mips/mips.c (mips_force_binary): New function.
16837 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16838 (mips_expand_compare_and_swap_12): New function.
16839 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16841 2008-04-25 Jan Hubicka <jh@suse.cz>
16844 * cfgexpand.c (pass_expand): Turn into RTL pass.
16845 * passes.c (execute_one_pass): Do pass typechecking after execution.
16846 * tree-pass.h (pass_expand): Turn into RTL pass.
16848 * function.h (struct rtl_data): Move here fields
16849 accesses_prior_frames, calls_eh_return, saves_all_registers,
16850 has_nonlocal_goto, has_asm_statement, is_thunk,
16851 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16852 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16853 arg_pointer_save_area_init from struct function; turn into bool.
16854 (struct function): Move
16855 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16856 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16857 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16858 tail_call_emit, arg_pointer_save_area_init
16859 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16860 (current_function_returns_struct, current_function_returns_pcc_struct,
16861 current_function_calls_setjmp, current_function_calls_alloca,
16862 current_function_accesses_prior_frames,
16863 current_function_calls_eh_return, current_function_is_thunk,
16864 current_function_stdarg, current_function_profile,
16865 current_function_limit_stack, current_function_uses_pic_offset_table,
16866 current_function_uses_const_pool, current_function_has_nonlocal_label,
16867 current_function_saves_all_registers,
16868 current_function_has_nonlocal_goto,
16869 current_function_has_asm_statement): Remove accesor macros.
16870 * ra-conflict.c (global_conflicts): Update.
16871 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16872 (suitable_for_tail_call_opt_p): Update.
16873 * builtins.c (expand_builtin_return_addr): Update.
16874 (expand_builtin_setjmp_setup): Update.
16875 (expand_builtin_nonlocal_goto): Update.
16876 * final.c (final_start_function): Update.
16877 (profile_function): Update.
16878 (leaf_function_p): Update.
16879 (only_leaf_regs_used): Update.
16880 * df-scan.c (df_get_exit_block_use_set): Update.
16881 * dojump.c (clear_pending_stack_adjust): Update.
16882 * tree-stdarg.c (gate_optimize_stdarg): Update.
16883 * gimple-low.c (lower_function_body): Update.
16884 * global.c (compute_regsets): Update.
16885 (global_alloc): Update.
16886 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16887 * expr.c (expand_assignment): Update.
16888 * dse.c (dse_step0): Update.
16889 (dse_step1): Update.
16890 * c-decl.c (store_parm_decls): Update.
16891 * local-alloc.c (combine_regs): Update.
16892 (find_free_reg): Update.
16893 * function.c (assign_parms_augmented_arg_list): Update.
16894 (assign_parm_find_data_types): Update.
16895 (assign_parms): Update.
16896 (allocate_struct_function): Update.
16897 (expand_function_start): Update.
16898 (expand_function_end): Update.
16899 (get_arg_pointer_save_area): Update.
16900 (thread_prologue_and_epilogue_insns): Update.
16901 (rest_of_match_asm_constraints): Update.
16902 * stor-layout.c (variable_size): Update.
16903 * gcse.c (gcse_main): Update.
16904 (bypass_jumps): Update.
16905 * gimplify.c (gimplify_function_tree): Update.
16906 * calls.c (emit_call_1): Update.
16907 (expand_call): Update.
16908 * bt-load.c (compute_defs_uses_and_gen): Update.
16909 * except.c (sjlj_assign_call_site_values): Update.
16910 (sjlj_emit_function_enter): Update.
16911 (can_throw_external): Update.
16912 (set_nothrow_function_flags): Update.
16913 (expand_builtin_unwind_init): Update.
16914 (expand_eh_return): Update.
16915 (convert_to_eh_region_ranges): Update.
16916 (output_function_exception_table): Update.
16917 * emit-rtl.c (gen_tmp_stack_mem): Update.
16918 * cfgexpand.c (expand_used_vars): Update.
16919 (tree_expand_cfg): Update.
16920 * cfgcleanup.c (rest_of_handle_jump): Update.
16921 * explow.c (allocate_dynamic_stack_space): Update.
16922 * varasm.c (assemble_start_function): Update.
16923 (force_const_mem): Update.
16924 (mark_constant_pool): Update.
16925 * tree-optimize.c (tree_rest_of_compilation): Update.
16926 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16927 * tree-cfg.c (notice_special_calls): Update.
16928 (is_ctrl_altering_stmt): Update.
16929 (tree_can_make_abnormal_goto): Update.
16930 (tree_purge_dead_abnormal_call_edges): Update.
16931 * config/alpha/predicates.md: Update.
16932 * config/alpha/alpha.c (alpha_sa_mask): Update.
16933 (alpha_sa_size): Update.
16934 (alpha_does_function_need_gp): Update.
16935 (alpha_expand_prologue): Update.
16936 (alpha_start_function): Update.
16937 (alpha_output_function_end_prologue): Update.
16938 (alpha_expand_epilogue): Update.
16939 * config/frv/frv.c (frv_stack_info): Update.
16940 (frv_expand_epilogue): Update.
16941 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16942 (s390_register_info): Update.
16943 (s390_frame_info): Update.
16944 (s390_init_frame_layout): Update.
16945 (s390_can_eliminate): Update.
16946 (save_gprs): Update.
16947 * config/spu/spu.c (spu_split_immediate): Update.
16948 (need_to_save_reg): Update.
16949 (spu_expand_prologue): Update.
16950 (spu_expand_epilogue): Update.
16951 * config/sparc/sparc.md: Update.
16952 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16953 (sparc_tls_got): Update.
16954 (legitimize_pic_address): Update.
16955 (sparc_emit_call_insn): Update.
16956 (sparc_expand_prologue): Update.
16957 (output_return): Update.
16958 (print_operand): Update.
16959 (sparc_function_ok_for_sibcall): Update.
16960 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16961 * config/m32r/m32r.md: Update.
16962 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16963 (m32r_compute_frame_size): Update.
16964 (m32r_expand_prologue): Update.
16965 (m32r_expand_epilogue): Update.
16966 (m32r_legitimize_pic_address): Update.
16967 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16968 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16969 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16970 (gen_push): Update.
16971 (ix86_save_reg): Update.
16972 (ix86_compute_frame_layout): Update.
16973 (ix86_expand_prologue): Update.
16974 (ix86_expand_epilogue): Update.
16975 * config/sh/sh.c (output_stack_adjust): Update.
16976 (calc_live_regs): Update.
16977 (sh5_schedule_saves): Update.
16978 (sh_expand_prologue): Update.
16979 (sh_expand_epilogue): Update.
16980 (sh_setup_incoming_varargs): Update.
16981 (sh_allocate_initial_value): Update.
16982 (sh_get_pr_initial_val): Update.
16983 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
16984 * config/sh/sh.md (label:): Update.
16985 * config/avr/avr.c (out_movhi_mr_r): Update.
16986 * config/crx/crx.h (enum): Update.
16987 * config/xtensa/xtensa.h (along): Update.
16988 * config/stormy16/stormy16.c Update.
16989 (xstormy16_compute_stack_layout): Update.
16990 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
16991 (fr30_expand_prologue): Update.
16992 * config/cris/cris.c (cris_conditional_register_usage): Update.
16993 (cris_reg_saved_in_regsave_area): Update.
16994 (cris_initial_frame_pointer_offset): Update.
16995 (cris_simple_epilogue): Update.
16996 (cris_expand_prologue): Update.
16997 (cris_expand_epilogue): Update.
16998 (cris_expand_pic_call_address): Update.
16999 (cris_asm_output_symbol_ref): Update.
17000 (cris_asm_output_label_ref): Update.
17001 * config/cris/cris.md Update.
17002 * config/iq2000/iq2000.c (compute_frame_size): Update.
17003 (iq2000_expand_epilogue): Update.
17004 * config/mt/mt.h (save_direction): Update.
17005 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17006 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17007 (ia64_secondary_reload_class): Update.
17008 * config/m68k/m68k.c (m68k_save_reg): Update.
17009 (m68k_expand_prologue): Update.
17010 (m68k_expand_epilogue): Update.
17011 (legitimize_pic_address): Update.
17012 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17013 (first_reg_to_save): Update.
17014 (first_altivec_reg_to_save): Update.
17015 (compute_vrsave_mask): Update.
17016 (compute_save_world_info): Update.
17017 (rs6000_stack_info): Update.
17018 (spe_func_has_64bit_regs_p): Update.
17019 (rs6000_ra_ever_killed): Update.
17020 (rs6000_emit_eh_reg_restore): Update.
17021 (rs6000_emit_allocate_stack): Update.
17022 (rs6000_emit_prologue): Update.
17023 (rs6000_emit_epilogue): Update.
17024 (rs6000_output_function_epilogue): Update.
17025 (output_profile_hook): Update.
17026 (rs6000_elf_declare_function_name): Update.
17027 * config/rs6000/rs6000.h (rs6000_args): Update.
17028 * config/rs6000/rs6000.md: Update.
17029 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17030 * config/arc/arc.c (arc_output_function_epilogue): Update.
17031 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17032 * config/darwin.c (machopic_function_base_name): Update.
17033 * config/score/score3.c (score3_compute_frame_size): Update.
17036 (score3_epilogue): Update.
17037 * config/score/score7.c (score7_compute_frame_size): Update.
17038 (score7_prologue): Update.
17039 (score7_epilogue): Update.
17040 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17041 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17042 * config/arm/arm.c (use_return_insn): Update.
17043 (require_pic_register): Update.
17044 (arm_load_pic_register): Update.
17045 (arm_compute_save_reg0_reg12_mask): Update.
17046 (arm_compute_save_reg_mask): Update.
17047 (thumb1_compute_save_reg_mask): Update.
17048 (output_return_instruction): Update.
17049 (arm_output_function_prologue): Update.
17050 (arm_output_epilogue): Update.
17051 (arm_get_frame_offsets): Update.
17052 (arm_expand_prologue): Update.
17053 (thumb_pushpop): Update.
17054 (thumb_exit): Update.
17055 (thumb1_expand_prologue): Update.
17056 (thumb1_expand_epilogue): Update.
17057 (arm_unwind_emit): Update.
17058 (arm_output_fn_unwind): Update.
17059 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17060 * config/arm/arm.md: Update.
17061 * config/pa/pa.md: Update.
17062 * config/pa/pa.c (legitimize_pic_address): Update.
17063 (compute_frame_size): Update.
17064 (hppa_expand_prologue): Update.
17065 (hppa_expand_epilogue): Update.
17066 (borx_reg_operand): Update.
17067 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17068 (HARD_REGNO_RENAME_OK): Update.
17069 * config/mips/mips.c (mips_global_pointer): Update.
17070 (mips_save_reg_p): Update.
17071 (mips_compute_frame_info): Update.
17072 (mips_frame_pointer_required): Update.
17073 (mips_expand_prologue): Update.
17074 (mips_expand_epilogue): Update.
17075 (mips_can_use_return_insn): Update.
17076 (mips_reorg_process_insns): Update.
17077 * config/v850/v850.c (compute_register_save_size): Update.
17078 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17079 * config/mmix/mmix.c (along): Update.
17080 (mmix_expand_epilogue): Update.
17081 * config/bfin/bfin.c (legitimize_pic_address): Update.
17082 (must_save_p): Update.
17083 (stack_frame_needed_p): Update.
17084 (add_to_reg): Update.
17085 (bfin_expand_prologue): Update.
17086 * stmt.c (expand_asm_operands): Update.
17087 * reload1.c (reload): Update.
17088 (init_elim_table): Update.
17090 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17092 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17094 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17096 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17097 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17098 (mov<mode>): Removed.
17099 (*movv4sf_internal): Likewise.
17100 (*movv2df_internal): Likewise.
17102 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17104 * config.gcc (crx-*-elf): Remove deprecation.
17106 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17108 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17109 __gcc_deregister_frame with atexit.
17110 (deregister_frame_dtor): Remove.
17112 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17113 Nathan Sidwell <nathan@codesourcery.com>
17115 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17117 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17118 (rs6000_isel): Likewise.
17119 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17120 (rs6000_isel): New variable.
17121 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17123 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17126 * c-common.c (handle_vector_size_attribute): Call
17127 lang_hooks.types.reconstruct_complex_type instead of
17128 reconstruct_complex_type.
17129 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17130 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17131 * langhooks.h (struct lang_hooks_for_types): Add
17132 reconstruct_complex_type hook.
17133 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17134 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17136 2008-04-24 Richard Guenther <rguenther@suse.de>
17138 * c-common.h (check_builtin_function_arguments): Declare.
17139 * c-common.c (validate_nargs): New function.
17140 (check_builtin_function_arguments): Likewise.
17141 * c-typeck.c (build_function_call): Call
17142 check_builtin_function_arguments.
17143 * builtins.c (fold_builtin_classify): Remove error reporting code.
17144 (fold_builtin_unordered_cmp): Likewise.
17145 (fold_builtin_1): Likewise.
17146 (fold_builtin_n): Likewise.
17148 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17150 PR tree-optimization/36008
17151 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17152 the original op1, rather than delta by step.
17154 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17155 Sebastian Pop <sebastian.pop@amd.com>
17157 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17158 eliminate_local_variables_stmt, eliminate_local_variables,
17159 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17160 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17161 of code delimited by two edges in the CFG.
17162 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17163 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17164 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17165 the case of parallelisation of reductions.
17166 (expr_invariant_in_region_p): New.
17168 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17169 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17171 2008-04-24 Ira Rosen <irar@il.ibm.com>
17172 Richard Guenther <rguenther@suse.de>
17174 PR tree-optimization/36034
17175 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17176 incapable of dealing with loads with gaps.
17178 2008-04-24 Rafael EspÃndola <espindola@google.com>
17180 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17181 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17182 vrp_evaluate_conditional.
17183 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17184 (vrp_evaluate_conditional): Split the cond argument.
17185 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17186 (simplify_stmt_for_jump_threading): Update call to
17187 vrp_evaluate_conditional.
17189 2008-04-24 Ira Rosen <irar@il.ibm.com>
17191 PR tree-optimization/35982
17192 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17193 interleaved data-refs are of the same type.
17195 2008-04-24 Danny Smith <dannysmith@users.net>
17197 * c-format.c (check_format_info_main): Use strncmp rather than a
17198 magic prefix to handle multichar length specs.
17199 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17200 Don't prefix "I64" and "I32" with '\0'.
17202 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17205 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17206 in registers for -m32 only if stdarg_p (fntype).
17208 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17210 PR rtl-optimization/36006
17211 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17212 temp to op0 in order to avoid invalid rtx sharing.
17214 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17216 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17217 check TREE_INVARIANT.
17218 * tree-gimple.c (is_gimple_address): New.
17219 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17220 * tree-gimple.h (is_gimple_address): New.
17221 * tree.h (decl_address_invariant_p): New.
17222 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17223 (build_string): Likewise.
17224 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17225 (tree_invariant_p_1): Likewise.
17226 (save_expr): Use it.
17227 (tree_invariant_p): New.
17228 (skip_simple_arithmetic): Use it.
17229 (stabilize_reference_1): Use it.
17230 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17232 (build1_stat): Drop code to compute TREE_INVARIANT.
17233 (build2_stat): Drop code to compute TREE_INVARIANT.
17234 (build3_stat): Drop code to compute TREE_INVARIANT.
17235 (build4_stat): Drop code to compute TREE_INVARIANT.
17236 (build5_stat): Drop code to compute TREE_INVARIANT.
17237 (build7_stat): Drop code to compute TREE_INVARIANT.
17238 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17239 * tree.h (struct tree_base): Remove invariant_flag.
17240 (TREE_INVARIANT): Remove.
17241 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17242 (fold_builtin_expect): Check TREE_CONSTANT.
17243 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17244 * c-tree.h (c_expr_to_decl): Drop third parameter.
17245 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17246 (build_c_cast): Don't set TREE_INVARIANT.
17247 (pop_init_level): Don't set TREE_INVARIANT.
17248 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17249 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17251 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17252 (gimplify_addr_expr): Adjust comment.
17253 * tree-mudflap.c (mf_build_string):
17254 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17255 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17256 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17257 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17258 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17259 * langhooks.h (struct lang_hooks): Drop third parameter from
17262 2008-04-23 Richard Guenther <rguenther@suse.de>
17264 PR tree-optimization/27799
17265 PR tree-optimization/32921
17266 PR tree-optimization/32624
17267 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17268 SMTs aliases and the tag itself into the solution.
17269 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17270 merge the points-to solution back into the SMT aliases.
17271 (may_alias_p): Use alias_set_subset_of instead of
17272 aliases_conflict_p. A pointer which points to
17273 memory with alias set zero may access any variable.
17275 2008-04-23 Richard Guenther <rguenther@suse.de>
17277 * alias.c (alias_set_subset_of): Correctly handle asking
17278 if zero is a subset of an alias set with zero child.
17279 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17280 (compute_flow_insensitive_aliasing): Correctly walk all
17281 pointers. Do not unnecessarily union sets.
17283 2008-04-23 Richard Guenther <rguenther@suse.de>
17285 PR middle-end/36021
17286 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17288 2008-04-22 Tomas Bily <tbily@suse.cz>
17290 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17292 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17294 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17295 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17296 * tree-inline.c (estimate_num_insns_1): Likewise.
17297 * varasm.c (const_hash_1, compare_constant, copy_constant)
17298 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17299 * emit-rtl.c (component_ref_for_mem_expr)
17300 (set_mem_attributes_minus_bitpos): Likewise.
17301 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17302 (is_aligning_offset): Likewise.
17303 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17304 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17305 * dojump.c (do_jump): Likewise.
17306 * builtins.c (get_pointer_alignment, get_memory_rtx)
17307 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17308 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17310 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17312 PR rtl-optimization/36017
17313 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17314 expanding the library call.
17316 2008-04-22 Ian Lance Taylor <iant@google.com>
17318 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17319 than size_in_bytes.
17321 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17323 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17324 of LR/CTR moves for Power6.
17326 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17328 PR middle-end/36003
17329 * passes.c (init_optimization_passes): Remove
17330 pass_fast_rtl_byte_dce.
17332 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17335 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17336 builtin functions to generate faster code.
17337 (_mm_cvtpu16_ps): Ditto.
17338 (_mm_cvtpi32x2_ps): Ditto.
17340 2008-04-22 Nick Clifton <nickc@redhat.com>
17342 * common.opt (ftree-loop-distribution): Add Optimization
17345 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17346 (frv_expand_builtin_va_start): Likewise.
17348 * config/arm/arm.c (thumb_find_work_register): Fix location of
17349 argument register count.
17351 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17353 Support scheduling for ColdFire V1 and V3 microarchitecture.
17354 Improve scheduling of multiplication instructions.
17356 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17357 (mac): New instruction attribute.
17358 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17359 (m68k_sched_mac): New variable.
17360 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17361 Handle cfv1 and cfv3.
17362 (max_insn_size): New static variable.
17363 (struct _sched_ib): New type.
17364 (sched_ib): New static variable.
17365 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17366 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17367 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17369 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17370 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17371 new variables. Update.
17372 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17373 Add modeling of cfv3 instruction buffer. Update.
17374 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17375 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17376 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17377 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17378 a particular reservation applies to.
17379 (type2): Reorganize attribute values. Rename alu to alu_reg,
17380 alu_l to alu, move_l to omove. Join move to alu. Split mul
17381 to mul_l and mul_w.
17382 (cf_ib_*): Simplify description of instruction buffer.
17383 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17384 (cf_mem): Split into cf_mem1 and cf_mem2.
17385 (cf_v2_move_??): Rename to cfv12_alu_??.
17386 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17387 (cf_v2_mul_??): Remove reservations.
17388 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17389 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17390 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17392 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17393 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17394 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17395 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17396 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17397 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17398 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17399 expansions of the above reservations for instructions of sizes
17402 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17404 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17406 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17408 * coverage.c: Include tree-pass.h.
17409 (coverage_counter_alloc): Print da_file_name to the dump file.
17411 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17413 * sbitmap.c (sbitmap_range_empty_p): New function.
17414 * sbitmap.h (sbitmap_range_empty_p): New function.
17415 * bitmap.h: Now includes obstack.h.
17417 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17418 Kenneth Zadeck <zadeck@naturalbridge.com>
17420 * dbgcnt.def (ra_byte_scan): Added.
17421 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17422 when the last hit happens for a counter.
17423 * timevar.def (TV_DF_BYTE_LR): New variable.
17424 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17425 * passes.c (pass_fast_rtl_byte_dce): New pass.
17426 * fwprop.c (update_df): Added mode to call df_ref_create.
17427 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17428 DF_REF_EXTRACT_OFFSET.
17429 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17430 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17432 (df_ref_extract): Added mode field.
17433 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17434 DF_REF_EXTRACT_OFFSET.
17435 (DF_REF_EXTRACT_MODE): New macro.
17436 (df_byte_lr_bb_info): New structure.
17437 (df_print_byte_regset, df_compute_accessed_bytes,
17438 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17439 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17440 df_byte_lr_simulate_uses,
17441 df_byte_lr_simulate_artificial_refs_at_top,
17442 df_byte_lr_simulate_artificial_refs_at_end,
17443 df_compute_accessed_bytes): New function.
17444 (df_ref_create): Add parameter.
17445 (df_byte_lr_get_bb_info): New inline function.
17446 * df-scan.c (df_ref_record, df_uses_record,
17447 df_ref_create_structure): Added mode parameter.
17448 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17449 df_defs_record, df_uses_record, df_get_conditional_uses,
17450 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17451 df_entry_block_defs_collect, df_exit_block_uses_collect):
17452 Added mode parameter to calls to df_ref_record, df_uses_record,
17453 df_ref_create_structure.
17454 (df_ref_equal_p, df_ref_compare): Added test for modes.
17455 (df_ref_create_structure): Added code to set mode. Renamed
17456 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17457 DF_REF_EXTRACT_OFFSET.
17458 * df-core.c (df_print_byte_regset): New function.
17459 * df-byte-scan.c: New file.
17460 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17461 calls to BITMAP_FREE.
17462 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17463 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17464 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17465 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17466 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17467 df_byte_lr_local_compute, df_byte_lr_init,
17468 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17469 df_byte_lr_transfer_function, df_byte_lr_free,
17470 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17471 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17472 df_byte_lr_simulate_uses,
17473 df_byte_lr_simulate_artificial_refs_at_top,
17474 df_byte_lr_simulate_artificial_refs_at_end): New function.
17475 * dce.c (byte_dce_process_block): New function.
17476 (dce_process_block): au is now passed in rather than computed
17477 locally. Changed loops that look at artificial defs to not look
17478 for conditional or partial ones, because there never are any.
17479 (fast_dce): Now is able to drive byte_dce_process_block or
17480 dce_process_block depending on the kind of dce being done.
17481 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17482 (rest_of_handle_fast_byte_dce): New function.
17483 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17484 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17486 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17489 * gcc.h: Added fortran options that take arguments to
17490 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17493 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17495 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17496 scalarization if on the LHS and not a full access.
17498 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17500 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17502 2008-04-18 Rafael EspÃndola <espindola@google.com>
17504 * tree-vrp.c (find_case_label_index): Fix the binary search.
17505 (find_case_label_range): New.
17506 (vrp_visit_switch_stmt): Use find_case_label_range.
17507 (simplify_switch_using_ranges): Use find_case_label_range.
17509 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17511 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17512 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17514 2008-04-18 Tom Tromey <tromey@redhat.com>
17517 * doc/cpp.texi (Implementation-defined behavior): Mention
17520 2008-04-18 Ian Lance Taylor <iant@google.com>
17522 * fold-const.c (pointer_may_wrap_p): New static function.
17523 (fold_comparison): Add another test for pointer overflow. Use
17524 pointer_may_wrap_p to disable some false positives.
17526 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17528 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17529 (fname_as_string): Match updated cpp_interpret_string prototype.
17530 (fix_string_type): Support char16_t* and char32_t*.
17531 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17532 derivative) nodes. Register as builtin if C++0x.
17533 (c_parse_error): Support CPP_CHAR{16,32}.
17534 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17535 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17536 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17537 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17538 CTI_CHAR32_ARRAY_TYPE>: New elements.
17539 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17540 char32_type_node, signed_char32_type_node, char16_array_type_node,
17541 char32_array_type_node): New defines.
17542 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17543 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17544 (lex_string): Support CPP_STRING{16,32}, match updated
17545 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17546 (lex_charconst): Support CPP_CHAR{16,32}.
17547 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17548 and CPP_STRING{16,32}.
17550 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17553 * aclocal.m4: Regenerate.
17554 * configure: Regenerate.
17556 2008-04-18 Jan Hubicka <jh@suse.cz>
17558 * except.c (dw2_size_of_call_site_table,
17559 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17561 * cgraphbuild.c (build_cgraph_edges): Update.
17562 * tree-pass.h: Update comment.
17563 * final.c (leaf_function_p): Update.
17564 (leaf_renumber_regs): Update.
17565 (rest_of_clean_state): Update.
17566 * omp-low.c (expand_omp_parallel): Update.
17567 * ipa-reference.c (analyze_function): Update.
17568 * reorg.c (find_end_label): Update.
17569 (optimize_skip): Update.
17570 (fill_simple_delay_slots): Update.
17571 (fill_simple_delay_slots): Update.
17572 (make_return_insns): Update.
17573 (dbr_schedule): Update.
17574 * gimple-low.c (record_vars_into): Update.
17575 * cfgbuild.c (make_edges): Update.
17576 * function.c (assign_stack_local): Update.
17577 (assign_parm_adjust_stack_rtl): Update.
17578 (locate_and_pad_parm): Update.
17579 (allocate_struct_function): Do not initialize stack_alignment_needed
17580 and preferred_stack_boundary here.
17581 (stack_protect_prologue): Update.
17582 (stack_protect_epilogue): Update.
17583 (expand_function_start): Initialize stack_alignment_needed,
17584 preferred_stack_boundary and max_jumptable_ents.
17585 (expand_function_end): Update.
17586 (free_after_compilation): Do not NULLify epilogue_delay_list.
17587 * function.h (struct rtl_data): Add stack_protect_guard,
17588 stack_alignment_needed,
17589 preferred_stack_boundary, epilogue_delay_list.
17590 (struct function): Remove value_histograms, stack_alignment_needed,
17591 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17593 unexpanded_var_list, stack_protect_guard.
17594 (current_function_epilogue_delay_list): Remove.
17595 * ipa-type-escape.c (analyze_function): Update.
17596 * gimplify.c (pop_gimplify_context): Update comment.
17597 * calls.c (expand_call): Update.
17598 (emit_library_call_value_1): Update.
17599 * except.c (set_nothrow_function_flags): Update.
17600 * cfgexpand.c (get_decl_align_unit): Update.
17601 (create_stack_guard): Update.
17602 (estimated_stack_frame_size): Update.
17603 (expand_used_vars): Update.
17604 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17605 * explow.c (allocate_dynamic_stack_space): Update.
17606 * tree-ssa-live.c (remove_unused_locals): Update.
17607 * varasm.c (mark_constant_pool): Update.
17608 * tree-inline.c (remap_decls): Update.
17609 (initialize_cfun): Update.
17610 (declare_return_variable): Update.
17611 (inline_forbidden_p): Update.
17612 (expand_call_inline): Update.
17613 (declare_inline_vars): Update.
17614 (tree_function_versioning): Update.
17615 * tree-flow.h (value_histograms): New.
17616 (VALUE_HISTOGRAMS): New macro.
17617 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17619 * tree-cfg.c (set_bb_for_stmt): Update.
17620 (replace_by_duplicate_decl): Update.
17621 (move_block_to_fn): Update.
17622 (new_label_mapper): Update.
17623 (dump_function_to_file): Update.
17624 * ipa-struct-reorg.c (build_data_structure): Update.
17625 * cfgrtl.c (print_rtl_with_bb): Update.
17626 * reload1.c (reload): Update.
17628 * config/i386/i386.c (setup_incoming_varargs_64,
17629 ix86_compute_frame_layout): Update.
17630 * config/arc/arc.c (arc_output_function_epilogue): Update.
17632 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17634 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17635 for FreeBSD as well.
17636 * gthr-posix95.h: Likewise.
17638 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17640 PR rtl-optimization/35838
17641 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17642 out the byte offset of the first subreg.
17644 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17646 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17647 to split_ti instead of three separate calls with single member arrays.
17648 (subti3 splitter): Ditto.
17649 (adddi3 splitter): Ditto with split_di.
17650 (subdi3 splitter): Ditto.
17651 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17652 two separate calls with single member arrays. Swap match_dup
17653 operands 1 and 2 to better fit into the array.
17654 (negdi2 splitter): Ditto with split_di.
17655 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17656 two separate calls with single member arrays. Swap match_dup operands
17657 6 and 7 to better fit into the array.
17659 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17661 * config/i386/i386.c (sse_builtin_type): New.
17662 (bdesc_sse_args): Likewise.
17663 (bdesc_sse_3arg): Removed.
17664 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17665 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17666 IX86_BUILTIN_ROUNDPS.
17667 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17668 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17669 IX86_BUILTIN_ROUNDPS.
17670 (ix86_expand_sse_4_operands_builtin): Removed.
17671 (ix86_expand_sse_operands_builtin): New.
17672 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17673 and CODE_FOR_sse4_1_roundps.
17674 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17675 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17677 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17680 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17681 regs before frame pop when needed. If use_backchain_to_restore_sp
17682 then load backchain into a temp reg to restore vr and vrsave. Add
17683 code to restore vr after frame pop if possible.
17685 2008-04-17 Richard Guenther <rguenther@suse.de>
17687 * tree-vn.c (expressions_equal_p): Do not check type
17688 equality or compatibility before calling operand_equal_p.
17689 * fold-const.c (operand_equal_p): Check equivalence of
17690 integer constants before bailing out due to signedness or
17691 precision differences.
17692 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17693 spurious differences in type qualification. Ignore types
17694 for COMPONENT_REFs at all.
17696 2008-04-17 Christian Bruel <christian.bruel@st.com>
17698 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17699 msw_skip comparison.
17701 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17704 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17707 PR tree-optimization/35899
17708 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17709 rather than TREE_OPERAND.
17711 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17714 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17715 temporary registers. Change operand predicate to general_operand.
17716 (remainderxf3): Ditto.
17718 2008-04-16 Richard Guenther <rguenther@suse.de>
17720 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17721 * tree-affine.c (aff_combination_expand): Look through some
17724 2008-04-15 Doug Kwan <dougkwan@google.com>
17726 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17728 * tree-pretty-print.c (dump_generic_node): Ditto.
17729 * final.c (output_addr_const): Ditto.
17730 * dwarf2out.c (output_cfi): Ditto.
17731 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17732 * print-rtl.c (print_rtx): Ditto.
17733 * print-tree.c (print_node_brief, print_node): Ditto.
17734 * c-common.c (match_case_to_enum_1): Ditto.
17735 * sched-vis.c (print_value): Ditto.
17736 * config/i386/i386.c (print_operand): Cast to long unsigned int
17739 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17740 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17741 MS Windows VirtualProtect function.
17743 2008-04-15 Jan Hubicka <jh@suse.cz>
17745 * gengtype.c (write_root): Param_is argument is OK.
17746 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17747 * function.h: Include varray.h
17748 (rtl_eh): New stucture based on except.c one.
17749 (call_site_record): New forward declaration and vector type.
17750 * calls.c (emit_call_1): Do not call
17751 note_current_region_may_contain_throw.
17752 * except.c (eh_status): Remove cur_region, try_region since they are
17754 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17755 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17756 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17757 Remove call_site_data_used, call_site_data_size.
17758 Turn call_site_record into vector in function.h.
17759 (note_current_region_may_contain_throw): Remove.
17760 (get_exception_pointer, get_exception_filter): Do not take struct
17761 function argument; update.
17762 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17763 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17764 build_post_landing_pads, dw2_build_landing_pads,
17765 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17766 sjlj_emit_function_enter, sjlj_emit_function_enter,
17767 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17768 sjlj_build_landing_pads, finish_eh_generation,
17769 remove_exception_handler_label, remove_eh_handler,
17770 maybe_remove_eh_handler, add_reachable_handler,
17771 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17772 add_action_record, collect_one_action_chain, add_call_site,
17773 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17774 sjlj_output_call_site_table, output_function_exception_table,
17775 * except.h (note_current_region_may_contain_throw): Remove
17776 (get_exception_pointer, get_exception_filter): Do not take struct
17778 * Makefile.in (GTFILES): Put varargs before struct function.
17780 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17782 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17783 punt for STRING_CST.
17784 (get_constraint_for): Deal with STRING_CST here instead.
17786 2008-04-15 Richard Guenther <rguenther@suse.de>
17788 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17789 statements in a basic-block with a backward walk. Do not
17790 substitute into dead statements but instead remove those.
17792 2008-04-15 Richard Guenther <rguenther@suse.de>
17794 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17795 to zero, thus disable creation of SFTs.
17797 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17799 * tree-predcom.c (suitable_reference_p): Return false if the
17800 reference can throw.
17802 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17805 * c-decl.c (finish_decl): If extern or static var has variable
17806 size, set TREE_TYPE (decl) to error_mark_node.
17808 2008-04-15 Rafael EspÃndola <espindola@google.com>
17810 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17813 2008-04-15 Richard Guenther <rguenther@suse.de>
17815 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17816 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17817 (visit_reference_op_load): Do walk vuse-vdef chains on
17818 vn_reference_lookup.
17819 (visit_reference_op_store): But do not here.
17820 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17821 vn_reference_lookup.
17822 (vn_lookup_with_vuses): But do so here.
17824 2008-04-14 Ian Lance Taylor <iant@google.com>
17826 * fold-const.c (fold_overflow_warning): Remove assertion.
17828 2008-04-15 Ben Elliston <bje@au.ibm.com>
17830 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17831 temp1 local variables.
17833 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17836 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17837 ".text.unlikely" section as executable.
17839 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17841 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17842 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17843 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17844 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17845 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17846 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17847 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17849 2008-04-14 Ian Lance Taylor <iant@google.com>
17851 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17852 * fold-const.c (fold_comparison): If appropriate, test
17853 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17854 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17855 reassociating a pointer type.
17856 * doc/invoke.texi (Optimize Options): Document that
17857 -fstrict-overflow applies to pointer wraparound.
17859 2008-04-13 Jan Hubicka <jh@suse.cz>
17861 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17863 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17865 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17866 we are going to "save the world".
17868 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17870 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17871 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17872 operand 0 constraint, not "=".
17874 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17876 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17878 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17880 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17881 of size of positions_needed * CHAR_BIT.
17883 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17885 PR middle-end/35897
17886 * dse.c (store_info): Change positions_needed to unsigned
17888 (lowpart_bitmask): New.
17889 (record_store): Cast to unsigned HOST_WIDE_INT for
17890 positions_needed. Assert width <= size of positions_needed *
17891 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17892 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17893 lowpart_bitmask to set mask.
17895 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17897 * config/bfin/constraints.md: New file.
17898 * config/bfin/bfin.md: Include it.
17899 (adddi3): Use satisfies_constraint functions instead of the old macros.
17900 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17901 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17902 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17903 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17904 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17905 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17906 EXTRA_CONSTRAINT): Delete.
17907 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17908 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17910 * config/bfin/bfin.c: Include "tm-constrs.h".
17911 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17912 Use satisfies_constraint functions instead of the old macros.
17913 * doc/md.texi (Blackfin Constraints): Update file name reference.
17915 2008-04-11 Richard Guenther <rguenther@suse.de>
17917 PR tree-optimization/35869
17918 * tree-vrp.c (execute_vrp): Move switch statement update after
17919 jump threading. Schedule another cfg cleanup run.
17921 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17924 * attribs.c (decl_attributes): Return early on errorneous node.
17926 2008-04-10 Oleg Ryjkov <olegr@google.com>
17928 * tree.h (struct tree_base): Added a new flag default_def_flag.
17929 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17931 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17933 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17935 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17938 * pa.md: Define mode iterator P. Define mode attribute dwc.
17939 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17940 (icacheflush): Likewise.
17941 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17942 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17944 2008-04-11 Ben Elliston <bje@au.ibm.com>
17946 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17948 2008-04-10 Rafael EspÃndola <espindola@google.com>
17950 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17951 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17952 (extract_range_from_expr): The same.
17954 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17956 * config/mips/mips.md (GPR2): New mode iterator.
17957 (seq): Add comment.
17958 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17959 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17960 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17961 Rewrite these to take two modes, the mode of comparison and the
17962 mode of the destination.
17963 * config/mips/mips.c (mips_expand_scc): Instead of having
17964 paradoxical subreg as destination, expand "narrowing" scc if mode
17965 of comparison is SI and target is requested in DI mode.
17966 (mips_emit_int_order_test): Update comment. Make mode of
17967 comparison match CMP0 rather than TARGET. When creating inverse
17968 target use mode of TARGET.
17970 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17972 * gcov-dump.c (tag_summary): Only print summaries for the first
17973 GCOV_COUNTERS_SUMMABLE counters.
17975 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17977 * config/i386/i386.md (absneg): New code iterator.
17978 (absnegprefix): New code attribute.
17979 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17980 patterns using absneg code iterator.
17981 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17982 using absneg code iterator.
17983 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
17984 *neg<mode>2 patterns using absneg code iterator.
17985 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17986 *negextendsfdf2 patterns using absneg code iterator.
17987 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
17988 *negextendsfxf2 patterns using absneg code iterator.
17989 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17990 *negextendsfdf2 patterns using absneg code iterator.
17991 * config/i386/sse.md (<code><mode>2): Macroize expander from
17992 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
17994 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
17996 * config/s390/s390.h: Remove the remains of the recent search
17997 & replace action of current_function_outgoing_args_size.
17999 2008-04-10 Ira Rosen <irar@il.ibm.com>
18001 PR tree-optimization/35821
18002 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18003 NEW_STMT_LIST is not NULL.
18005 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18008 * toplev.c (process_options): Remove -ffunction-sections debugging
18011 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18013 PR middle-end/PR28690
18014 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18015 than gen_rtx_fmt_ee to perform more canonicalizations.
18017 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18020 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18022 2008-04-09 Richard Guenther <rguenther@suse.de>
18024 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18025 (dump_function_to_file): Dump function arguments with types.
18027 2008-04-08 Richard Guenther <rguenther@suse.de>
18029 * fold-const.c (fold_widened_comparison): Do not allow
18030 sign-changes that change the result.
18032 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18035 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18036 kinds of indirect references.
18038 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18040 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18041 GNU Fortran language string.
18043 2008-04-08 Rafael EspÃndola <espindola@google.com>
18045 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18046 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18047 * tree.h (tree_call_nonnegative_warnv_p): New.
18049 2008-04-08 Jan Hubicka <jh@suse.cz>
18051 * function.c (free_after_compilation): Clear out regno_reg_rtx
18054 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18057 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18059 PR middle-end/PR28690
18060 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18061 same precedence as REG_POINTER and MEM_POINTER operands.
18063 2008-04-08 Richard Guenther <rguenther@suse.de>
18065 PR middle-end/35834
18066 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18067 for adding index to base.
18069 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18071 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18072 (MINGW_ENABLE_EXECUTE_STACK): New.
18073 (IN_LIBGCC2): For libgcc include windows.h file for
18074 function declarations.
18076 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18078 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18079 and tem2 if tem1 is not a REG or MULT.
18081 2008-04-08 Jan Hubicka <jh@suse.cz>
18083 * function.h (incomming_args): Break out of struct function.
18084 (function_subsections): Break out of struct function.
18085 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18086 return_rtx and hard_reg_initial_vals from struct function.
18087 Kill inl_max_label_num.
18088 (current_function_pops_args, current_function_args_info,
18089 current_function_args_size, current_function_args_size,
18090 current_function_pretend_args_size,
18091 current_function_outgoing_args_size,
18092 current_function_internal_arg_pointer, current_function_return_rtx):
18093 Kill compatibility accestor macros.
18094 * builtins.c (expand_builtin_apply_args_1): Update.
18095 (expand_builtin_next_arg): Update.
18096 * df-scan.c (df_get_call_refs): Update.
18097 * dbxout.c (dbxout_function_end): Update.
18098 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18099 (output_line_info): Update.
18100 (secname_for_decl): Update.
18101 (dwarf2out_var_location): Update.
18102 * function.c (free_after_compilation): Update.
18103 (assign_parm_find_stack_rtl): Update.
18104 (assign_parms): Update.
18105 (expand_dummy_function_end): Update.
18106 (expand_function_end): Update.
18107 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18108 (expand_call): Update.
18109 (emit_library_call_value_1): Update.
18110 (store_one_arg): Update.
18111 * varasm.c (initialize_cold_section_name): Update.
18112 (unlikely_text_section): Update.
18113 (unlikely_text_section_p): Update.
18114 (assemble_start_function): Update.
18115 (assemble_end_function): Update.
18116 (default_section_type_flags): Update.
18117 (switch_to_section): Update.
18118 * integrate.c (set_decl_abstract_flags): Update.
18119 (get_hard_reg_initial_val): Update.
18120 (has_hard_reg_initial_val): Update.
18121 (allocate_initial_values): Update.
18122 * resource.c (init_resource_info): Update.
18123 * config/alpha/alpha.c (NUM_ARGS): Update.
18124 (direct_return): Update.
18125 (alpha_va_start): Update.
18126 (alpha_sa_size): Update.
18127 (alpha_initial_elimination_offset): Update.
18128 (alpha_expand_prologue): Update.
18129 (alpha_start_function): Update.
18130 (alpha_expand_epilogue): Update.
18131 (unicosmk_initial_elimination_offset):
18132 * config/alpha/alpha.md (call expander): Update.
18133 * config/s390/s390.c (s390_register_info): Update.
18134 (s390_register_info): Update.
18135 (s390_frame_info): Update.
18136 (s390_initial_elimination_offset): Update.
18137 (s390_build_builtin_va_list): Update.
18138 (s390_va_start): Update.
18139 * config/spu/spu.c (direct_return): Update.
18140 (spu_expand_prologue): Update.
18141 (spu_initial_elimination_offset): Update.
18142 (spu_build_builtin_va_list): Update.
18143 (spu_va_start): Update.
18144 * config/sparc/sparc.c (sparc_init_modes): Update.
18145 (sparc_compute_frame_size): Update.
18146 (function_value): Update.
18147 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18148 * config/i386/i386.md (return expander): Update.
18149 * config/i386/i386.c (ix86_va_start): Update.
18150 (ix86_can_use_return_insn_p): Update.
18151 (ix86_compute_frame_layout): Update.
18152 (ix86_expand_epilogue): Update.
18153 * config/sh/sh.c (output_stack_adjust): Update.
18154 (calc_live_regs): Update.
18155 (sh_expand_prologue): Update.
18156 (sh_builtin_saveregs): Update.
18157 (sh_va_start): Update.
18158 (initial_elimination_offset): Update.
18159 (sh_allocate_initial_value): Update.
18160 (sh_function_ok_for_sibcall): Update.
18161 (sh_get_pr_initial_val): Update.
18162 * config/sh/sh.md (return expander): Update.
18163 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18164 * config/crx/crx.c (crx_compute_frame): UPdate.
18165 (crx_initial_elimination_offset): UPdate.
18166 * config/xtensa/xtensa.c (compute_frame_size): Update
18167 (xtensa_builtin_saveregs): Update.
18168 (xtensa_va_start): Update.
18169 (order_regs_for_local_alloc): Update.
18170 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18171 (xstormy16_expand_builtin_va_start): Update.
18172 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18173 * config/m68hc11/m68hc11.md (return expanders): Update.
18174 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18175 (expand_epilogue): Update.
18176 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18177 (cris_simple_epilogue): Update.
18178 (cris_expand_prologue): Update.
18179 (cris_expand_epilogue): Update.
18180 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18181 (compute_frame_size): Update.
18182 * config/mt/mt.c (mt_compute_frame_size): Update.
18183 * config/mn10300/mn10300.c (expand_prologue): Update.
18184 (expand_epilogue): Update.
18185 (initial_offset): Update.
18186 (mn10300_builtin_saveregs):
18187 * config/mn10300/mn10300.md (return expander): Update.
18188 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18189 (ia64_initial_elimination_offset): Update.
18190 (ia64_initial_elimination_offset): Update.
18191 (ia64_expand_prologue): Update.
18192 * config/m68k/m68k.md (return expander): Update.
18193 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18194 (rs6000_stack_info): Update.
18195 * config/mcore/mcore.c (layout_mcore_frame): Update.
18196 (mcore_expand_prolog): Update.
18197 * config/arc/arc.c (arc_compute_frame_size): Update.
18198 * config/score/score3.c (score3_compute_frame_size): Update.
18199 * config/score/score7.c (score7_compute_frame_size): Update.
18200 * config/arm/arm.c (use_return_insn): Update.
18201 (thumb_find_work_register): Update.
18202 (arm_compute_save_reg_mask): Update.
18203 (arm_output_function_prologue): Update.
18204 (arm_output_epilogue): Update.
18205 (arm_size_return_regs): Update.
18206 (arm_get_frame_offsets): Update.
18207 (arm_expand_prologue): Update.
18208 (thumb_exit): Update.
18209 (thumb_unexpanded_epilogue): Update.
18210 (thumb1_output_function_prologue): Update.
18211 * config/pa/pa.md (return expander): Update.
18212 * config/pa/pa.c (compute_frame_size): Update.
18213 (hppa_builtin_saveregs): Update.
18214 * config/mips/mips.c (mips_va_start): Update.
18215 (mips16_build_function_stub): Update.
18216 (mips_compute_frame_info): Update.
18217 (mips_restore_gp): Update.
18218 (mips_output_function_prologue): Update.
18219 (mips_expand_prologue): Update.
18220 * config/v850/v850.c (compute_frame_size): Update.
18221 (expand_prologue): * config/mmix/mmix.c (along): update.
18222 (mmix_initial_elimination_offset): update.
18223 (mmix_reorg): update.
18224 (mmix_use_simple_return): update.
18225 (mmix_expand_prologue): update.
18226 (mmix_expand_epilogue): Update.
18227 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18228 (emit_link_insn): Update.
18230 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18232 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18233 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18235 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18238 2008-04-07 Jan Hubicka <jh@suse.cz>
18240 * function.h (rtl): Rename to x_rtl.
18241 (crtl): New define.
18242 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18243 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18244 used_temp_slots avail_temp_slots, temp_slot_level,
18245 nonlocal_goto_handler_labels): Update accesstors.
18246 (rtl): New global variable.
18247 (struct function): Move some fileds to rtl_data.
18248 (get_arg_pointer_save_area): Update prototype.
18249 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18250 get_arg_pointer_save_area.
18251 * expr.c (init_expr): Update
18252 * function.c (get_frame_size): Update
18253 (assign_stack_local): Update
18254 (expand_function_end): Update.
18255 (get_art_pointer_save_area): Update
18257 * emit-rtl.c (rtl): Declare.
18258 (regno_reg_rtx): Declare.
18259 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18261 (gen_reg_rtx): Update.
18262 * varasm.c (n_deferred_constatns): Update accestor.
18263 (init_varasm_status): Do not allocate varasm_status.
18264 (force_const_mem, get_pool_size, output_constant_pool): Update.
18265 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18266 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18267 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18268 * sparc/sparc.h (INIT_EXPANDERS): Update.
18269 * ia64/ia64.h (INIT_EXPANDERS): Update.
18271 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18273 * reload.c (push_secondary_reload): Add missing break to for loop.
18275 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18277 PR middle-end/PR28690
18278 * rtlanal.c: Update copyright years.
18279 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18280 as REG_POINTER and MEM_POINTER operands.
18281 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18282 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18283 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18284 * gcse.c: Update copyright years.
18285 (pre_delete): Call gen_reg_rtx_and_attrs.
18286 (hoist_code): Likewise.
18287 (build_store_vectors): Likewise.
18288 (delete_store): Likewise.
18289 * loop-invariant.c (move_invariant_reg): Likewise.
18290 Update copyright years.
18292 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18294 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18295 control string instead of quoted.
18297 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18299 * doc/rtl.texi: Rewrite of subreg section.
18301 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18304 * config/i386/i386.c (legitimize_pic_address): Add treating
18305 of dllimport SYM_REF's.
18306 (legitimize_dllimport_symbol): Add prototype.
18308 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18310 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18311 reference in constructor with non self-referential type.
18313 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18315 Removal of Return with Depressed Stack Pointer support
18316 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18317 (ECF_SP_DEPRESSED): Likewise.
18318 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18319 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18320 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18321 (expand_call): Do not test ECF_SP_DEPRESSED.
18322 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18323 * function.c (keep_stack_depressed): Delete.
18324 (handle_epilogue_set): Likewise.
18325 (update_epilogue_consts): Likewise.
18326 (emit_equiv_load): Likewise.
18327 (thread_prologue_and_epilogue_insns): Remove support for Return with
18328 Depressed Stack Pointer.
18329 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18331 2008-04-06 Richard Guenther <rguenther@suse.de>
18333 PR tree-optimization/35400
18334 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18335 information from SSA_NAMEs.
18337 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18339 * config/avr/avr.h (avr_mega_p): Remove declaration.
18340 (AVR_MEGA): Remove macro.
18341 * config/avr/avr.c (avr_mega_p): Remove variable.
18342 (avr_override_options): Remove inicializion of avr_mega_p.
18343 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18344 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18345 (avr_jump_mode): (Ditto.).
18346 (avr_output_progmem_section_asm_op): (Ditto.).
18347 (avr_asm_init_sections): (Ditto.).
18348 (avr_asm_init_sections): (Ditto.).
18349 (avr_rtx_costs): (Ditto.).
18350 * config/avr/avr.md: (Ditto.).
18351 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18354 2008-04-06 Richard Guenther <rguenther@suse.de>
18356 PR tree-optimization/35842
18357 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18358 is_gimple_invariant_address.
18360 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18362 * gcc.c (default_compilers): Sync Fortran extensions list with
18363 that in fortran/lang-specs.h.
18364 * doc/invoke.texi: Likewise.
18365 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18366 * dwarf2out.c (gen_compile_unit_die): Likewise.
18368 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18370 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18372 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18375 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18376 attribute is used for nested functions.
18378 2008-04-05 Jan Hubicka <jh@suse.cz>
18380 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18382 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18384 (dump_files): Update.
18385 (enable_rtl_dump_file): Do not accept letter argument.
18386 * tree-pass.h (dump_file_info): Remove letter argument.
18387 * toplev.c (decode_d_option): Update -da handling.
18388 * toplev.h (enable_rtl_dump_file): Update prototype.
18389 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18390 it out based on pass type.
18391 (register_dump_files_1): Likewise.
18392 (init_optimization_passes): Update register_one_dump_file calls.
18393 (execute_one_pass): Sanity check that IPA passes are called at IPA
18394 level and RTL passes at RTL level.
18395 (execute_pass_list): IPA pass can not be after or subpass of
18397 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18398 disallov RTL subpasses of IPA subpasses.
18400 2008-04-05 Ben Elliston <bje@au.ibm.com>
18402 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18403 builtins that return exactly once and do not throw. Cache call to
18406 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18408 PR rtl-optimization/34916
18409 PR middle-end/35519
18410 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18411 between instruction pairs.
18413 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18415 * doc/invoke.texi: Document -mbitops for SH.
18416 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18417 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18418 * config/sh/sh.c (print_operand): Add %t operand code.
18419 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18420 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18421 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18422 (extendqihi2): Likewise.
18423 (movqi_i): Likewise.
18424 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18425 (extv): Use bld instruction for SH2A if possible.
18427 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18428 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18429 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18430 (bset.b, bclr.b): Define peepholes.
18431 * config/sh/sh.opt (mbitops): New option.
18433 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18436 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18437 and view convert expression.
18439 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18442 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18444 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18446 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18448 * config/i386/cpuid.h (bit_AES): New.
18449 (bit_PCLMUL): Likewise.
18451 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18452 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18453 SSE2 if AES or PCLMUL is enabled.
18454 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18455 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18456 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18457 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18458 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18459 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18460 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18461 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18462 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18463 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18464 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18465 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18466 __builtin_ia32_aeskeygenassist128 and
18467 __builtin_ia32_pclmulqdq128.
18468 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18469 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18470 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18472 * config/i386/i386.h (TARGET_AES): New.
18473 (TARGET_PCLMUL): Likewise.
18474 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18476 * config/i386/i386.md (UNSPEC_AESENC): New.
18477 (UNSPEC_AESENCLAST): Likewise.
18478 (UNSPEC_AESDEC): Likewise.
18479 (UNSPEC_AESDECLAST): Likewise.
18480 (UNSPEC_AESIMC): Likewise.
18481 (UNSPEC_AESKEYGENASSIST): Likewise.
18482 (UNSPEC_PCLMUL): Likewise.
18484 * config/i386/i386.opt (maes): New.
18485 (mpclmul): Likewise.
18487 * config/i386/sse.md (aesenc): New pattern.
18488 (aesenclast): Likewise.
18489 (aesdec): Likewise.
18490 (aesdeclast): Likewise.
18491 (aesimc): Likewise.
18492 (aeskeygenassist): Likewise.
18493 (pclmulqdq): Likewise.
18495 * config/i386/wmmintrin.h: New.
18497 * doc/extend.texi: Document AES and PCLMUL built-in function.
18499 * doc/invoke.texi: Document -maes and -mpclmul.
18501 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18503 * function.c (free_after_parsing): Replace with
18504 cxx_push_function_context from C++ front-end.
18505 (allocate_struct_function): Don't call langhook.
18506 * langhooks.h (struct lang_hooks_for_functions): Delete.
18507 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18509 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18510 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18511 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18512 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18513 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18514 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18515 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18517 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18518 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18520 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18523 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18526 2008-04-04 Richard Guenther <rguenther@suse.de>
18528 PR middle-end/35823
18529 * fold-const.c (optimize_minmax_comparison): Use the correct
18530 type for the constant in the simplified comparison.
18532 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18534 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18535 Pass L2 size as "--param l2-cache-size" to the compiler.
18536 (decode_l2_cache): New function to decode L2 cache parameters using
18537 0x8000006 extended cpuid function.
18538 (detect_caches_amd): Determine parameters of L2 cache using
18539 decode_l2_caches function.
18540 (decode_caches_intel): Decode L2 cache parameters.
18541 (detect_caches_intel): Determine L2 cache parameters using
18542 decode_caches_intel and decode_l2_caches functions.
18544 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18546 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18547 secondary input reload for subword loads from the constant pool.
18549 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18552 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18553 constants of the appropriate size for runtime calculations.
18556 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18557 decimal-float literal constant zero.
18559 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18562 * c-parser.c (c_parser_omp_atomic): Call
18563 default_function_array_conversion on the RHS.
18565 PR middle-end/35818
18566 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18567 call is_variable_sized if decl has incomplete type.
18569 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18571 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18573 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18575 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18577 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18578 (sgt<u>): Merge sgt and sgtu into new expander.
18579 (sgt, sgtu): Remove expanders.
18580 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18581 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18582 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18583 *sgtu_<mode>_mips16 into new pattern.
18584 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18585 (sge<u>): Merge sge and sgeu into new expander.
18586 (sge, sgeu): Remove expanders.
18587 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18589 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18590 (slt<u>): Merge slt and sltu into new expander.
18591 (slt, sltu): Remove expanders.
18592 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18593 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18594 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18595 *sltu_<mode>_mips16 into new pattern.
18596 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18597 (sle<u>): Merge sle and sleu into new expander.
18598 (sle, sleu): Remove expanders.
18599 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18600 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18601 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18602 *sleu_<mode>_mips16 into new pattern.
18603 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18605 2008-04-03 Jan Hubicka <jh@suse.cz>
18607 PR tree-optimization/35795
18608 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18609 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18610 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18611 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18612 * score/score3.c (score3_output_mi_thunk): Likewise.
18613 * score/score7.c (score7_output_mi_thunk): Likewise.
18614 * mips/mips.c (mips_output_mi_thunk): Likewise.
18616 2008-04-03 Richard Guenther <rguenther@suse.de>
18618 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18619 conversions. Simplify code.
18621 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18623 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18625 2008-04-03 Tom Tromey <tromey@redhat.com>
18626 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18628 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18629 * config/bfin/t-bfin-linux (generated_files): Add
18630 linux-sysroot-suffix.h.
18631 * doc/install.texi (Prerequisites): Require make 3.80.
18632 * doc/sourcebuild.texi (Front End Directory): Document new
18634 * Makefile.in (generated_files): New variable.
18635 (ALL_HOST_OBJS): New variable.
18636 ($(ALL_HOST_OBJS)): New target.
18638 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18640 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18641 (remap_block): Call id->transform_lang_insert_block instead
18643 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18644 Set id.transform_lang_insert_block to NULL.
18645 (clone_body): Move to cp/optimize.c
18646 * tree-inline.h (struct copy_body_data): Change
18647 transform_lang_insert_block to function pointer.
18648 (copy_generic_body, copy_decl_no_change): Export.
18649 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18650 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18651 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18653 * c-tree.h (insert_block): Kill.
18654 * c-decl.c (insert_block): Kill.
18656 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18658 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18659 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18660 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18662 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18663 argument, call {push,pop}_function_context from here.
18664 * c-parser.c: Use c_{push,pop}_function_context.
18666 * function.c (push_function_context_to): Move meat ...
18667 (push_function_context): ... here. Simplify.
18668 * function.c (pop_function_context_from): Move meat ...
18669 (pop_function_context): ... here. Simplify.
18670 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18672 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18673 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18674 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18675 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18677 2008-04-03 Ben Elliston <bje@au.ibm.com>
18679 * expmed.c (extract_force_align_mem_bit_field): Remove.
18681 2008-04-03 Richard Guenther <rguenther@suse.de>
18683 PR middle-end/35800
18684 * expr.h (try_casesi): Adjust prototype.
18685 * expr.c (try_casesi): Take fallback label as extra parameter.
18686 Use that for gen_casesi if default_label is NULL.
18687 * stmt.c (expand_case): Pass fallback label to try_casesi,
18688 make sure to fill gaps with a fallback label if default_label
18691 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18694 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18696 2008-04-03 Ben Elliston <bje@au.ibm.com>
18698 * expmed.c (extract_split_bit_field): Remove if (0) code.
18699 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18700 (do_ds_constraint): Likewise.
18702 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18704 * doc/cppopts.texi (-dU): Document.
18705 * c-common.h (flag_dump_macros): Update comment.
18706 * c-opts.c (handle_OPT_d): Handle -dU.
18707 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18708 dump_queued_macros, cb_used_define, cb_used_undef): New.
18709 (init_pp_output): Handle -dU.
18710 (cb_line_change): Call dump_queued_macros.
18711 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18713 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18715 * config/avr/predicates.md (io_address_operand): New predicate.
18716 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18717 * config/avr/avr.c (avr_io_address_p): Remove function.
18718 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18719 'avr_io_address_p' function.
18720 (out_movhi_r_mr): (Ditto.).
18721 (out_movqi_mr_r): (Ditto.).
18722 (out_movhi_mr_r): (Ditto.).
18723 (avr_address_cost): (Ditto.).
18725 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18727 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18728 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18729 in 32bit mode when XMM registers are available to avoid store
18731 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18732 corresponding post-reload splitters.
18734 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18736 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18737 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18738 __builtin_ia32_roundss.
18739 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18740 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18741 __builtin_ia32_roundss.
18742 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18743 IX86_BUILTIN_SHUFPD here.
18745 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18747 * config/i386/i386.md (plogic): New.
18748 (plogicprefix): Likewise.
18750 * config/i386/mmx.md (mmx_<code><mode>3): New.
18751 (mmx_and<mode>3): Removed.
18752 (mmx_ior<mode>3): Likewise.
18753 (mmx_xor<mode>3): Likewise.
18755 * config/i386/sse.md (<code><mode>3): New.
18756 (*<code><mode>3): Likewise.
18757 (*<code><mode>3): Likewise.
18758 (<code><mode>3): Likewise.
18759 (*sse_<code><mode>3): Likewise.
18760 (*sse2_<code><mode>3): Likewise.
18761 (<code>tf3): Likewise.
18762 (*<code>tf3): Likewise.
18763 (and<mode>3): Likewise.
18764 (*and<mode>3): Likewise.
18765 (ior<mode>3): Removed.
18766 (*ior<mode>3): Likewise.
18767 (xor<mode>3): Likewise.
18768 (*xor<mode>3): Likewise.
18769 (*and<mode>3): Likewise.
18770 (*ior<mode>3): Likewise.
18771 (*xor<mode>3): Likewise.
18772 (and<mode>3): Likewise.
18773 (*sse_and<mode>3): Likewise.
18774 (*sse2_and<mode>3): Likewise.
18775 (andtf3): Likewise.
18776 (*andtf3): Likewise.
18777 (ior<mode>3): Likewise.
18778 (*sse_ior<mode>3): Likewise.
18779 (*sse2_ior<mode>3): Likewise.
18780 (iortf3): Likewise.
18781 (*iortf3): Likewise.
18782 (xor<mode>3): Likewise.
18783 (*sse_xor<mode>3): Likewise.
18784 (*sse2_xor<mode>3): Likewise.
18785 (xortf3): Likewise.
18786 (*xortf3): Likewise.
18788 2008-04-02 Richard Guenther <rguenther@suse.de>
18790 PR tree-optimization/14495
18791 PR tree-optimization/34793
18792 * tree-vrp.c (struct switch_update): New structure.
18793 (to_remove_edges, to_update_switch_stmts): New VECs.
18794 (simplify_switch_using_ranges): New function. Remove not taken
18795 case labels and edges.
18796 (simplify_stmt_using_ranges): Call it.
18797 (identify_jump_threads): Mark edges we have queued for removal
18798 so we don't thread them.
18799 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18801 * tree-cfg.c (group_case_labels): Deal with missing default label.
18802 (tree_verify_flow_info): Allow missing default label.
18803 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18804 (emit_case_nodes): Likewise.
18805 (expand_case): Do not rely on the default label to be present.
18806 * expr.c (try_casesi): Deal with NULL default_label.
18807 (do_tablejump): Likewise.
18809 2008-04-02 Richard Guenther <rguenther@suse.de>
18811 PR tree-optimization/14495
18812 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18813 SWITCH_EXPR here ...
18814 (vrp_visit_switch_stmt): ... but here (new function).
18815 (find_case_label_index): New helper function.
18816 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18818 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18820 * fwprop.c: Fix ISO-C99ism.
18822 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18825 * Makefile.in (objdir): Set it here.
18826 * configure.ac: Not here. Find dynamic linker characteristics.
18827 * exec-tool.in: Use them.
18828 * aclocal.m4: Regenerate.
18829 * configure: Regenerate.
18831 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18833 * expr.c (expand_var): Delete it.
18834 * expr.h (expand_var): Delete prototype.
18835 * function.c (expand_function_start): Use expand_decl instead.
18836 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18839 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18841 PR rtl-optimization/35542
18842 * fwprop.c (forward_propagate_and_simplify): Replace
18843 loc_reg_mentioned_in_p with reg_mentioned_p.
18845 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18847 PR rtl-optimization/35281
18848 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18849 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18850 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18851 (varying_mem_p): Move above propagate_rtx.
18852 (all_uses_available_at): Do not check MEMs.
18854 2008-04-02 Rafael EspÃndola <espindola@google.com>
18856 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18857 (register_edge_assert_for_2): Split the cond argument.
18858 (register_edge_assert_for_1): Adjust for the change in
18859 register_edge_assert_for_2.
18860 (register_edge_assert_for): Split the cond argument.
18861 (find_switch_asserts): Adjust for the change in
18862 register_edge_assert_for.
18864 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18866 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18867 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18868 offsets for 64-bit mingw.
18869 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18870 abi for x86_64-pc-mingw.
18872 2008-04-02 Richard Guenther <rguenther@suse.de>
18874 * tree-vrp.c (extract_range_from_assert): Make sure to not
18875 produce range min/max with TREE_OVERFOW set.
18876 If merging a anti-range and a range keep the anti-range if
18877 the range covers all values of the type.
18878 (register_edge_assert_for_2): Only allow sign-changing
18879 conversions in detecting canonical range checks. Also
18880 register an assert for the unsigned name if useful.
18882 PR tree-optimization/35787
18883 * tree-vrp.c (vrp_val_max): New function.
18884 (vrp_val_min): Likewise.
18885 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18886 (vrp_val_is_min): Likewise.
18887 (supports_overflow_infinity): Use vrp_val_{min,max}.
18888 (negative_overflow_infinity): Likewise.
18889 (positive_overflow_infinity): Likewise.
18890 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18891 (is_positive_overflow_infinity): Likewise.
18892 (is_overflow_infinity): Likewise.
18893 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18894 vrp_val_is_{min,max}.
18895 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18896 to ranges if possible. Avoid empty ranges.
18898 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18900 PR middle-end/35705
18901 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18902 the expression is a function address.
18904 2008-04-01 George Helffrich <george@gcc.gnu.org>
18906 PR fortran/35154, fortran/23057
18907 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18908 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18909 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18910 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18912 (dbxout_syms): Check for COMMON-based symbol and wrap in
18913 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18914 in bracket for efficiency.
18916 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18917 using DW_TAG_common_block + member offset.
18918 (add_pubname_string): New function.
18919 (dw_expand_expr): New function to find block name and offset for
18921 (common_check): New function to check whether symbol in Fortran COMMON.
18922 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18924 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18927 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18929 2008-04-02 Ben Elliston <bje@au.ibm.com>
18931 * config/v850/v850.md (casesi): Remove if (0) code.
18932 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18933 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18935 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18937 * config/i386/i386.md (rex64suffix): New mode attribute.
18938 (floathi<mode>2): Disable expander for SSE math.
18939 (*floathi<mode>2_1): New insn insn_and_split pattern.
18940 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18941 corresponding post-reload splitters.
18942 (*floathi<mode>2_i387): New macroized insn pattern.
18943 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18944 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18945 insn_and_split pattern.
18946 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18947 New macroized instruction patterns and corresponding post-reload
18949 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18950 and corresponding post-reload splitters.
18951 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18952 New macroized instruction patterns.
18953 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18954 macroized instruction patterns and corresponding post-reload splitters.
18955 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18956 corresponding post-reload splitters.
18957 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18958 New macroized instruction patterns.
18959 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18960 corresponding post-reload splitters.
18961 (*floatsi<mode>2_i387): New macroized instruction patterns.
18963 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18965 * config/i386/i386.md (smaxmin): New.
18966 (umaxmin): Likewise.
18967 (maxminiprefix): Likewise.
18968 (maxminfprefix): Likewise.
18969 (<code><mode>3): Likewise.
18970 (smin<mode>3): Removed.
18971 (smax<mode>3): Likewise.
18973 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18974 (mmx_<code>v4hi3): Likewise.
18975 (mmx_<code>v8qi3): Likewise.
18976 (mmx_smaxv2sf3): Removed.
18977 (mmx_sminv2sf3): Likewise.
18978 (mmx_umaxv8qi3): Likewise.
18979 (mmx_smaxv4hi3): Likewise.
18980 (mmx_uminv8qi3): Likewise.
18981 (mmx_sminv4hi3): Likewise.
18983 * config/i386/sse.md (<addsub><mode>3): New.
18984 (*<addsub><mode>3): Likewise.
18985 (<sse>_vm<addsub><mode>3): Likewise.
18986 (<maxmin><mode>3): Likewise.
18987 (*<maxmin><mode>3_finite): Likewise.
18988 (*<maxmin><mode>3): Likewise.
18989 (<sse>_vm<maxmin><mode>3): Likewise.
18990 (sse3_h<addsub>v4sf3): Likewise.
18991 (sse3_h<addsub>v2df3): Likewise.
18992 (<maxmin>v16qi3): Likewise.
18993 (*<maxmin>v16qi3): Likewise.
18994 (<maxmin>v8hi3): Likewise.
18995 (*<maxmin>v8hi3): Likewise.
18996 (*sse4_1_<maxmin><mode>3): Likewise.
18997 (*sse4_1_<maxmin><mode>3): Likewise.
18998 (add<mode>3): Removed.
18999 (*add<mode>3): Likewise.
19000 (<sse>_vmadd<mode>3): Likewise.
19001 (sub<mode>3): Likewise.
19002 (*sub<mode>3): Likewise.
19003 (<sse>_vmsub<mode>3): Likewise.
19004 (smin<mode>3): Likewise.
19005 (*smin<mode>3_finite): Likewise.
19006 (*smin<mode>3): Likewise.
19007 (<sse>_vmsmin<mode>3): Likewise.
19008 (smax<mode>3): Likewise.
19009 (*smax<mode>3_finite): Likewise.
19010 (*smax<mode>3): Likewise.
19011 (<sse>_vmsmax<mode>3): Likewise.
19012 (sse3_haddv4sf3): Likewise.
19013 (sse3_haddv2df3): Likewise.
19014 (sse3_hsubv4sf3): Likewise.
19015 (sse3_hsubv2df3): Likewise.
19016 (umaxv16qi3): Likewise.
19017 (*umaxv16qi3): Likewise.
19018 (smaxv8hi3): Likewise.
19019 (*smaxv8hi3): Likewise.
19020 (*sse4_1_smax<mode>3): Likewise.
19021 (*sse4_1_umax<mode>3): Likewise.
19022 (uminv16qi3): Likewise.
19023 (*uminv16qi3): Likewise.
19024 (sminv8hi3): Likewise.
19025 (*sminv8hi3): Likewise.
19026 (*sse4_1_smin<mode>3): Likewise.
19027 (*sse4_1_umin<mode>3): Likewise.
19029 2008-04-01 Rafael EspÃndola <espindola@google.com>
19031 * tree-cfg.c (verify_expr): remove in_phi.
19032 (verify_stmt): Don't call walk_tree with verify_expr. Use
19033 is_gimple_min_invariant instead of is_gimple_val.
19035 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19037 * doc/include/gpl_v3.texi: Update for manpage generation.
19038 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19040 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19041 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19042 gpl_v3.texi instead of gpl.texi.
19045 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19048 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19050 2008-04-01 Rafael EspÃndola <espindola@google.com>
19052 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19053 (extract_code_and_val_from_cond): Use
19054 extract_code_and_val_from_cond_with_ops.
19056 2008-04-01 Jan Hubicka <jh@suse.cz>
19058 * function.c (free_after_compilation): Free epilogue_delay_list.
19059 (prepare_function_start): Assert that previous compilation was freed.
19061 2008-04-01 Jan Hubicka <jh@suse.cz>
19062 Jim Wilson <wilson@tuliptree.org>
19063 Andreas Tobler <andreast@gcc.gnu.org>
19065 PR middle-end/35781
19066 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19067 rtl.emit instead cfun->emit.
19068 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19069 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19071 2008-04-01 Ben Elliston <bje@au.ibm.com>
19073 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19075 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19077 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19079 (fprofile-use): Add var flag_profile_use
19080 * coverage.c (coverage_begin_output): Do not open a gcno file for
19081 output only if -ftest-coverage is set.
19082 Do not add getpwd() to gcda file path.
19083 (build_gcov_info): Check the new flag
19084 flag_profile_datafile_relative_path.
19085 (coverage_init): Use profile_data_prefix.
19086 Read profile counter only if flag_profile_use is set.
19087 * opts.c (common_handle_option): New option fprofile-use=,
19088 fprofile-dir=, fprofile-generate=.
19089 * toplev.c (profile_data_prefix): New variable definition.
19090 * toplev.h (profile_data_prefix): New declaration.
19091 * doc/invoke.tex (Option Summary, Optimization Options):
19094 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19096 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19097 use tmp consistently.
19100 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19101 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19102 UNSPEC_FR_RECIP_APPROX_RES.
19103 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19105 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19108 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19110 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19112 PR middle-end/30186
19113 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19114 element of the vector via a pointer.
19116 2008-03-31 Ian Lance Taylor <iant@google.com>
19118 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19120 2008-03-31 Jan Hubicka <jh@suse.cz>
19122 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19123 get_arg_pointer_save_area.
19124 * expr.c (init_expr): Just clear out rtl.expr.
19125 * function.c (free_after_compilation): Clear out whole RTL structure.
19126 (get_func_frame_size): Merge into ...
19127 (get_frame_size): ... this one.
19128 (assign_stack_local_1): Merge into ...
19129 (assign_stack_local): ... this one.
19130 (expand_function_end): Update call of get_arg_pointer_save_area.
19131 (get_art_pointer_save_area): Remove cfun argument.
19132 * function.h (emit_status): regno_pointer_align does not need length
19133 attribute. Move x_regno_reg_rtx to ...
19134 (regno_reg_rtx): ... new global array.
19135 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19136 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19137 apply_args_value, forced_labels, stack_pointer_delta):
19139 (struct varasm_status): Move here from varasm.c
19140 (struct rtl_data): New. Move here some fields from struct function.
19141 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19142 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19143 used_temp_slots avail_temp_slots, temp_slot_level,
19144 nonlocal_goto_handler_labels): Update accesstors.
19145 (rtl): New global variable.
19146 (struct function): Move some fileds to rtl_data.
19147 (get_arg_pointer_save_area): Update prototype.
19148 * emit-rtl.c (rtl): Declare.
19149 (regno_reg_rtx): Declare.
19150 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19152 (gen_reg_rtx): Update.
19153 (init_virtual_regs): Do not tate emit_status argument.
19154 (init_emit): Do not allocate emit.
19155 * varasm.c (varasm_statuc): Move to function.h.
19156 (n_deferred_constatns): Update accestor.
19157 (init_varasm_status): Do not allocate varasm_status.
19158 (force_const_mem, get_pool_size, output_constant_pool): Update.
19159 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19160 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19162 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19164 PR rtl-optimization/35729
19165 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19168 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19171 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19172 load/store if memory is unaligned.
19173 (*movti_rex64): Likewise.
19175 * config/i386/predicates.md (misaligned_operand): New.
19177 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19180 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19183 2008-03-31 Jan Beulich <jbeulich@novell.com>
19185 * config/ia64/constraints.md: Add 'j' constraint.
19186 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19187 (movdi_internal): Likewise.
19189 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19192 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19194 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19197 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19198 proper error message for the third argument on blendpd and
19201 * config/i386/sse.md (blendbits): New.
19202 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19204 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19206 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19208 2008-03-30 Richard Guenther <rguenther@suse.de>
19210 PR middle-end/31023
19211 * fold-const.c (fold_sign_changed_comparison): Do leave
19212 conversions to base-types alone.
19214 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19216 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19217 the link register if one altivec register is be saved.
19219 2008-03-30 Ben Elliston <bje@au.ibm.com>
19221 * final.c (final_scan_insn): Remove if (0) code.
19223 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19225 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19227 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19229 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19230 of V4SFmode to ix86_binary_operator_ok.
19232 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19234 * config/i386/i386.c (override_options): Initialize
19235 ix86_veclib_handler to ix86_veclibabi_svml when
19236 -mveclibabi=svml is used.
19237 (ix86_veclibabi_svml): New function for SVML ABI style
19238 vectorization support.
19239 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19241 2008-03-28 Rafael EspÃndola <espindola@google.com>
19243 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19244 (tree_binary_nonnegative_warnv_p): Make it public.
19245 (tree_single_nonnegative_warnv_p): Make it public.
19246 (tree_invalid_nonnegative_warnv_p): Make it public.
19247 (tree_unary_nonzero_warnv_p): Make it public.
19248 (tree_binary_nonzero_warnv_p): Make it public
19249 (tree_single_nonzero_warnv_p): Make it public.
19250 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19251 (extract_range_from_binary_expr): Split the expr argument.
19252 (extract_range_from_unary_expr): Split the expr argument.
19253 (extract_range_from_comparison): Split the expr argument.
19254 (extract_range_from_expr): Use the new aux functions.
19255 (vrp_evaluate_conditional_warnv): Use
19256 vrp_evaluate_conditional_warnv_with_ops.
19257 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19258 (tree_binary_nonzero_warnv_p): Declare.
19259 (tree_single_nonzero_warnv_p): Declare.
19260 (tree_expr_nonzero_warnv_p): Declare.
19261 (tree_unary_nonnegative_warnv_p): Declare.
19262 (tree_binary_nonnegative_warnv_p): Declare.
19263 (tree_single_nonnegative_warnv_p): Declare.
19264 (tree_invalid_nonnegative_warnv_p): Declare.
19266 2008-03-28 Richard Guenther <rguenther@suse.de>
19268 PR tree-optimization/30317
19269 PR tree-optimization/30911
19270 PR tree-optimization/34793
19271 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19272 (struct assert_locus_d): New member EXPR.
19273 (register_new_assert_for): Add EXPR parameter to support
19274 ASSERT_EXPR <name, expr OP limit>.
19275 (register_edge_assert_for_1): Adjust callers.
19276 (find_assert_locations): Likewise.
19277 (process_assert_insertions_for): Build condition from expression.
19278 (extract_range_from_assert): Handle ASSERT_EXPRs
19279 of the form ASSERT_EXPR <name, expr OP limit>.
19280 (register_edge_assert_for_2): New helper registering
19281 asserts for comparisons. Recognize range tests of the form
19282 (unsigned)i - CST1 OP CST2.
19283 (register_edge_assert_for_1): Use it.
19284 (register_edge_assert_for): Likewise.
19285 (needs_overflow_infinity): Integer sub-types
19286 do not need overflow infinities.
19287 (vrp_val_is_max): The extreme values of integer sub-types
19288 are those of the base type.
19289 (vrp_val_is_min): Likewise.
19290 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19293 2008-03-28 Nick Clifton <nickc@redhat.com>
19296 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19297 Return GENERAL_REGS for stack adjustment reloads.
19299 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19302 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19303 const_vector when all the vectors are constant.
19305 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19307 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19309 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19310 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19312 (s<code>_sf): Use new scc_sf attribute for opcode names.
19314 2008-03-27 Tom Tromey <tromey@redhat.com>
19316 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19317 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19318 config/spu/t-spu-elf, config/i386/t-interix,
19319 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19320 config/i386/x-darwin, config/i386/x-mingw32,
19321 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19322 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19323 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19324 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19325 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19326 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19327 config/score/t-score-elf, config/arm/t-strongarm-pe,
19328 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19329 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19330 Revert automatic dependency patch.
19332 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19335 * config/i386/i386.c (ix86_function_arg_boundary): Align
19336 decimal floating point to its natural boundary.
19338 2008-03-27 Richard Guenther <rguenther@suse.de>
19340 PR middle-end/35716
19341 * fold-const.c (fold_comparison): Restrict distinct decl
19342 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19343 solely rely on operand_equal_p.
19345 2008-03-27 Richard Guenther <rguenther@suse.de>
19348 * c-common.c (handle_weak_attribute): Reject combination of
19351 2008-03-27 Richard Guenther <rguenther@suse.de>
19353 PR tree-optimization/32810
19354 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19355 conversions from DECL_INITIAL.
19356 (fold_const_aggregate_ref): Likewise from constructor elements.
19358 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19360 * tree-affine.h (aff_combination_expand): Declare.
19361 (get_inner_reference_aff): Likewise.
19362 * tree-affine.c (aff_combination_expand): Split out from
19363 tree_to_aff_combination_expand.
19364 (get_inner_reference_aff): New function.
19365 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19366 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19367 (struct lim_aux_data): sm_done field removed.
19368 (mem_ref_loc_p, mem_ref_locs_p): New types.
19369 (struct mem_ref): Added id, stored, accesses_in_loop,
19370 indep_loop, dep_loop, indep_ref, dep_ref fields.
19371 Removed is_stored, locs and next fields.
19372 (memory_accesses): New variable.
19373 (movement_possibility): Do not allow moving statements
19374 that store to memory.
19375 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19377 (determine_max_movement): For statements with memory references,
19378 find the outermost loop in that the reference is independent.
19379 (move_computations_stmt): Mark the virtual operands for renaming.
19380 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19381 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19382 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19383 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19384 create_vop_ref_mapping, analyze_memory_references,
19385 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19386 get_all_locs_in_loop, ref_always_accessed_p,
19387 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19388 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19389 store_motion_loop, store_motion): New functions.
19390 (struct vop_to_refs_elt): New type.
19391 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19392 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19393 (schedule_sm): Replaced by...
19394 (execute_sm): ... this.
19395 (determine_lsm_ref, hoist_memory_references,
19396 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19397 find_more_ref_vops, free_mem_ref, free_mem_refs,
19398 determine_lsm_loop, determine_lsm): Removed.
19399 (tree_ssa_lim_finalize): Free data structures used by store motion.
19400 (tree_ssa_lim): Call analyze_memory_references. Use
19401 store_motion instead of determine_lsm.
19403 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19405 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19406 rename tmake_file to m68hc11/t-m68hc11.
19407 (mcore): Set inhibit_libc to true.
19408 * config.host (alpha*-dec-*vms*): Set extra_programs.
19409 (interix3*): Don't use host_xmake_file.
19410 * configure.ac: Let config.gcc override inhibit_libc.
19411 * configure: Regenerate.
19413 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19414 * config/t-openbsd-thread: Remove commented out lines.
19416 * config/x-interix: Remove.
19418 * config/m68hc11/t-m68hc11-gas: Rename to...
19419 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19421 * config/mcore/t-mcore: Remove T_CFLAGS.
19422 * config/mcore/t-mcore-pe: Likewise.
19424 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19426 * configure.ac: Replace custom __GNU_SOURCE test with
19427 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19428 * aclocal.m4: Regenerate.
19429 * configure: Regenerate.
19430 * config.in: Regenerate.
19432 2008-03-27 Richard Guenther <rguenther@suse.de>
19434 * fold-const.c (target.h): Include.
19435 (fold_comparison): Fold comparison of addresses of decls
19436 that bind locally or of constants. Consolidate address folding code.
19437 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19438 results from fold_binary_to_constant.
19439 (compare_values_warnv): Likewise.
19441 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19443 PR middle-end/35429
19444 * fold-const.c (fold_truthop): Check for integeral types when folding
19445 a == 0 && b == 0 and a != 0 || b != 0 .
19447 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19449 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19451 2008-03-26 Andreas Schwab <schwab@suse.de>
19453 * doc/invoke.texi: Fix use of @item vs. @itemx.
19455 2008-03-26 Tom Tromey <tromey@redhat.com>
19457 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19458 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19459 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19460 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19461 build/genconstants.o, build/genemit.o, build/genextract.o,
19462 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19463 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19466 2008-03-26 Richard Guenther <rguenther@suse.de>
19469 2008-03-26 Richard Guenther <rguenther@suse.de>
19471 * fold-const.c (target.h): Include.
19472 (fold_comparison): Fold comparison of addresses of two decls
19473 that bind locally. Consolidate address folding code.
19475 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19477 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19478 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19479 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19480 dconstsqrt2, dconstthird, dconste and/or dconst10.
19481 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19482 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19483 dconstsqrt2, dconste): Delete.
19484 (init_emit_once): Likewise. Simplify initializing dconstm1.
19486 * real.c (get_real_const): New.
19487 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19488 dconstsqrt2, dconste): Delete.
19489 (real_value_const, get_real_const): New.
19491 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19493 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19495 * config/i386/i386.c (ix86_function_arg_boundary): Check
19496 BIGGEST_ALIGNMENT instead of 128.
19497 (setup_incoming_varargs_64): Likewise.
19499 2008-03-26 Tom Tromey <tromey@redhat.com>
19501 * Makefile.in (DEPFILES): Add missing '/'.
19503 2008-03-26 Richard Guenther <rguenther@suse.de>
19505 * fold-const.c (target.h): Include.
19506 (fold_comparison): Fold comparison of addresses of two decls
19507 that bind locally. Consolidate address folding code.
19509 2008-03-26 Nick Clifton <nickc@redhat.com>
19512 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19513 not allow INT+INT as a legitimate addressing mode.
19515 2008-03-26 Richard Guenther <rguenther@suse.de>
19517 * tree-flow.h (widen_bitfield): Remove declaration.
19518 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19519 (widen_bitfield): Remove function.
19520 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19523 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19526 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19529 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19531 PR rtl-optimization/35232
19532 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19533 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19534 reg_reloaded_call_part_clobbered here.
19535 (reload_regs_reach_end_p): New function.
19536 (reload_reg_rtx_for_input): New variable.
19537 (reload_reg_rtx_for_output): Likewise.
19538 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19539 when reassigning a pseudo register. Load reloadreg from
19540 reload_reg_rtx_for_input, moving the mode and register
19542 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19543 instead of the original when deciding whether an input reload
19544 would be a no-op or whether an output reload can be deleted.
19545 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19546 when setting up new_spill_reg_store. Load it from
19547 reload_reg_rtx_for_output, moving the mode and register
19549 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19550 instead of the original when deciding whether an output reload
19551 would be a no-op. Do the same when modifying insn notes.
19552 Use rtx_equal_p instead of == to compare the registers.
19553 (inherit_piecemeal_p): Take a mode and two register numbers
19555 (emit_reload_insns): Clear new_spill_reg_store for every hard
19556 register in the reload register. Remove spill registers
19557 from reg_reloaded_valid before considering whether to record
19558 inheritance information for them. Use reload_reg_rtx_for_output
19559 instead of reg_rtx when recording output reloads. Use
19560 reload_reg_rtx_for_input instead of reg_rtx when recording
19561 input reloads. Set or clear reg_reloaded_call_part_clobbered
19562 at the same time as setting reg_reloaded_valid.
19563 (delete_output_reload): Add a new_reload_reg parameter and use it
19564 instead of rld[j].reg_rtx.
19565 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19568 2008-03-25 Tom Tromey <tromey@redhat.com>
19570 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19571 (build/genattr.o): Likewise.
19572 (build/genattrtab.o): Likewise.
19573 (build/gencodes.o): Likewise.
19574 (build/genconfig.o): Likewise.
19575 (build/genconstants.o): Likewise.
19576 (build/genemit.o): Likewise.
19577 (build/genextract.o): Likewise.
19578 (build/genflags.o): Likewise.
19580 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19582 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19583 instead of size_int for integer types.
19584 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19585 to match type of MINUS_EXPR.
19587 2008-03-25 Tom Tromey <tromey@redhat.com>
19589 * configure: Rebuilt.
19590 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19593 2008-03-25 Tom Tromey <tromey@redhat.com>
19595 * config/x-solaris (host-solaris.o): Update.
19596 * config/x-linux (host-linux.o): Update.
19597 * config/x-hpux (host-hpux.o): Update.
19598 * config/x-darwin (host-darwin.o): Update.
19599 * config/v850/t-v850e (v850-c.o): Update.
19600 * config/v850/t-v850 (v850-c.o): Update.
19601 * config/t-vxworks (vxworks.o): Update.
19602 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19603 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19604 * config/spu/t-spu-elf (spu-c.o): Update.
19606 * config/sh/t-symbian (sh-c.o): Update.
19607 (symbian.o): Update.
19608 * config/sh/t-sh (sh-c.o): Update.
19609 * config/score/t-score-elf (score7.o, score3.o): Update.
19610 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19611 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19612 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19613 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19614 (rs6000.o): Remove.
19615 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19616 * config/m32c/t-m32c (m32c-pragma.o): Update.
19617 * config/ia64/t-ia64 (ia64-c.o): Update.
19618 * config/i386/x-mingw32 (host-mingw32.o): Update.
19619 * config/i386/x-i386 (driver-i386.o): Update.
19620 * config/i386/x-darwin (host-i386-darwin.o): Update.
19621 * config/i386/x-cygwin (host-cygwin.o): Update.
19622 * config/i386/t-nwld (nwld.o): Update.
19623 * config/i386/t-netware (netware.o): Update.
19624 * config/i386/t-interix (winnt.o): Update.
19625 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19626 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19627 msformat-c.o): Update.
19628 * config/bfin/t-bfin-linux (generated_files): Add
19629 linux-sysroot-suffix.h.
19630 * config/arm/t-wince-pe (pe.o): Update.
19631 * config/arm/t-strongarm-pe (pe.o): Update.
19632 * config/arm/t-pe (pe.o): Update.
19633 * config/arm/t-arm (arm-c.o): Update.
19634 * doc/install.texi (Prerequisites): Require make 3.80.
19635 * Makefile.in: Remove .o targets.
19636 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19637 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19638 (simple_generated_h, simple_generated_c): Move earlier.
19639 (generated_files): New variable.
19640 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19641 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19642 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19643 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19644 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19645 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19646 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19647 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19648 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19649 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19650 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19651 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19653 (COMPILE.base, COMPILE): New variables.
19654 (%.o): New pattern rule.
19655 (ALL_HOST_OBJS): New variable.
19656 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19657 (dummy-checksum.o, cc1-checksum.o): Remove.
19658 (DRIVER_SHLIB): New variable.
19659 (DRIVER_DEFINES): Use it.
19660 (gencondmd.c): Move out of build/.
19661 (s-conditions): Update.
19662 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19663 (ALL_BUILD_OBJS): Likewise.
19664 (build/%.o): Use BUILDCOMPILE.
19665 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19666 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19667 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19668 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19669 build/genconfig.o, build/genconstants.o, build/genemit.o,
19670 build/genextract.o, build/genflags.o, build/genmddeps.o,
19671 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19672 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19673 build/gen-protos.o, build/scan.o, build/fix-header.o,
19674 build/scan-decls.o): Simplify.
19675 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19676 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19677 prefix.o, toplev.o): Reduce to variable setting.
19678 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19679 ($(out_object_file), gcc-options.o): New targets.
19680 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19681 * configure: Rebuilt.
19682 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19683 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19685 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19687 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19688 complain when we hit an error, return ERROR_MARK_NODE.
19690 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19692 * config/sh/constraints.md (Pso, Psz): New constraints.
19693 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19694 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19696 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19698 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19699 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19701 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19703 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19704 (prefetch_sh2a): New.
19706 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19707 Naveen.H.S <naveen.hs@kpitcummins.com>
19709 * config/sh/constraints.md (I28): New constraint.
19710 * config/sh/sh.c (broken_move): Add support for movi20s.
19711 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19713 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19714 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19715 Naveen.H.S <naveen.hs@kpitcummins.com>
19717 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19718 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19719 (print_operand): Handle resbank in %@ operand code.
19720 (sh_encode_section_info): New.
19721 (push_regs): Add conditions for resbank.
19722 (sh_expand_epilogue): Likewise.
19723 (sh_insert_attributes): Likewise.
19724 (sh_attribute_table): Likewise.
19725 (sh_handle_resbank_handler_attribute): New.
19726 (sh2a_handle_function_vector_handler_attribute): New.
19727 (sh2a_is_function_vector_call): New.
19728 (sh2a_get_function_vector_number): New.
19729 (sh2a_function_vector_p): New.
19730 (sh_cfun_resbank_handler_p): New.
19731 * config/sh/sh.md (calli): Emit jsr/n if possible.
19732 (calli_tbr_rel): New.
19733 (calli_pcrel): Emit jsr/n if possible.
19734 (return_i): Emit rts/n if possible.
19735 (call_valuei_tbr_rel): New.
19736 (call_valuei_pcrel): Add condition for SH2A target.
19737 (call_value): Likewise.
19738 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19739 (sh2a_get_function_vector_number): Likewise.
19740 (sh2a_is_function_vector_call): Likewise.
19741 * doc/extend.texi: Document TBR relative addressing of SH2A.
19742 (resbank): Add description for SH2A.
19744 2008-03-24 Richard Guenther <rguenther@suse.de>
19747 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19748 pointer assignments change conversions according to middle-end rules.
19749 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19750 * configure.ac: Include type checking in yes.
19751 * configure: Regenerate.
19753 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19755 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19756 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19758 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19760 * gthr-vxworks.h (UNUSED): Define.
19762 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19764 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19766 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19768 * doc/extend.texi (Function Attributes): Add missing comma in the
19769 example of the "alloc_size" attribute.
19771 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19774 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19776 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19779 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19782 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19783 of the underlying type of a MS bitfield layout to the natural
19784 alignment of the type.
19786 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19788 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19789 to their natural alignment to avoid store forwarding stalls.
19791 2008-03-22 Richard Guenther <rguenther@suse.de>
19793 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19794 For PHI nodes verify the address is invariant.
19795 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19796 (get_symbol_constant_value): Use is_gimple_min_invariant.
19797 (maybe_fold_stmt_indirect): Likewise.
19799 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19801 PR rtl-optimization/33927
19802 * Makefile.in (dse.o): Depend on $(TM_P_H).
19803 * expr.h (extract_low_bits): Declare.
19804 * expmed.c (extract_low_bits): New function.
19805 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19806 * dse.c: Include tm_p.h.
19807 (find_shift_sequence): Remove the read_reg argument and return the
19808 read value. Emit the instructions instead of returning them.
19809 Iterate on new_mode rather than calculating it each time.
19810 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19811 source to NEW_MODE and extract_low_bits to convert the shifted
19812 value to READ_MODE.
19813 (replace_read): Allow the load and store to have different mode
19814 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19815 or extraction instructions before trying the replacement. Update
19816 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19818 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19820 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19821 to their natural alignment to avoid store forwarding stalls.
19823 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19826 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19827 encouraging but not allowing gprs for input;
19828 change the input constraint to !f#r.
19829 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19831 change the output constraint to !f#r.
19833 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19836 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19837 corresponding post-reload splitters.
19838 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19839 when x87 FP math is selected.
19840 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19841 New function prototype.
19842 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19843 unreachable function to ease macroization of insn patterns.
19845 2008-03-21 Martin Jambor <mjambor@suse.cz>
19847 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19848 reference dumps if ddr is NULL or dependence is unknown.
19850 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19852 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19853 unsigned extension into account.
19854 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19855 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19856 Do computations on a scratch register.
19858 2008-03-21 Richard Guenther <rguenther@suse.de>
19860 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19861 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19862 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19863 * tree-ssa-dom.c (record_equality): Likewise.
19864 * tree-inline.c (copy_body_r): Likewise.
19865 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19868 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19870 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19871 as 'delete_unused' argument.
19873 2008-03-20 Richard Guenther <rguenther@suse.de>
19875 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19876 special casing of constant qualifiers.
19877 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19878 care about them in general.
19879 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19880 regardless of their type.
19881 (fold_stmt_r): Forcefully fold *& if we end up with that.
19883 2008-03-20 Paul Brook <paul@codesourcery.com>
19885 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19886 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19888 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19890 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19891 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19893 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19895 * common.opt (Wmudflap): New option.
19896 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19897 (mx_register_decls): Likewise.
19898 (mudflap_finish_file): Likewise.
19899 * doc/invoke.texi: Document -Wno-mudflap.
19901 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19903 * c-format.c (replace_format_name_to_system_name): New.
19904 (cmp_attribs): New.
19905 (convert_format_name_to_system_name): New.
19906 (decode_format_attr): Add use of convert_format_name_to_system_name.
19907 (format_types_orig): Add gnu_ prefix to names.
19908 (check_format_info_main): Special treating of \0 escaped names for
19909 supporting multi-character format specifiers as I32, I64.
19910 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19911 (gnu_target_overrides_format_attributes): New.
19912 * c-format.h: Add structure target_ovr_attr to hold
19913 system specific formatter names.
19914 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19915 msformat-c.o file to c_target_objs and cxx_target_objs.
19916 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19917 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19918 (TARGET_N_FORMAT_TYPES): New.
19919 * config/i386/msformat-c.c: New.
19920 * config/i386/t-cygming: Add build rule for msformat-c.o.
19921 * doc/extend.texi: Add new format names gnu_* and ms_* and
19923 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19925 2008-03-20 Ira Rosen <irar@il.ibm.com>
19927 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19928 optimizations turned on under -O3.
19929 (ftree-vectorize): Add that the flag is turned on with -O3.
19931 2008-03-20 Ben Elliston <bje@au.ibm.com>
19933 * regmove.c (try_auto_increment): Fix spelling error in comment.
19934 * final.c (final_scan_insn): Likewise.
19936 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19939 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19940 allocator preferences for "y" and "r" class registers.
19941 ("*mov<mode>_internal"): Ditto.
19942 ("*movv2sf_internal_rex64"): Ditto.
19943 ("*movv2sf_internal"): Ditto.
19945 2008-03-19 Michael Matz <matz@suse.de>
19947 PR middle-end/35616
19948 * calls.c (expand_call): Check overlap of arguments with call
19949 address for sibcalls.
19951 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19954 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19955 of the underlying type of a MS bitfield layout to the natural
19956 alignment of the type.
19958 2008-03-19 Jan Hubicka <jh@suse.cz>
19961 * toplev.c (decode_d_option): Handle all CPP flags.
19962 * tree-vrp.c: Update tree_pass descriptors.
19963 * regrename.c: Update tree_pass descriptors.
19964 * fwprop.c: Update tree_pass descriptors.
19965 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19966 * tree-into-ssa.c: Update tree_pass descriptors.
19967 * tree-dump.c: Update tree_pass descriptors.
19968 * tree-complex.c: Update tree_pass descriptors.
19969 * tree-dump.h: Update tree_pass descriptors.
19970 * see.c: Update tree_pass descriptors.
19971 * cgraphbuild.c: Update tree_pass descriptors.
19972 * tracer.c: Update tree_pass descriptors.
19973 * tree-loop-distribution.c: Update tree_pass descriptors.
19974 * cgraph.c: Update tree_pass descriptors.
19975 * postreload-gcse.c: Update tree_pass descriptors.
19976 * postreload.c: Update tree_pass descriptors.
19977 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19978 * tree-tailcall.c: Update tree_pass descriptors.
19979 * tree-pass.h (tree_opt_pass): Rename to ...
19980 (opt_pass) ... this one; add "type" field and remove letter field.
19981 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19982 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
19983 all_lowering_passes): Update declaration.
19984 * ipa-cp.c: Update tree_pass descriptors.
19985 * final.c: Update tree_pass descriptors.
19986 * omp-low.c: Update tree_pass descriptors.
19987 * tree-ssa-dse.c: Update tree_pass descriptors.
19988 * ipa-reference.c: Update tree_pass descriptors.
19989 * tree-ssa-uncprop.c: Update tree_pass descriptors.
19990 * auto-inc-dec.c: Update tree_pass descriptors.
19991 * reorg.c: Update tree_pass descriptors.
19992 * cgraphunit.c: Update tree_pass descriptors.
19993 * tree-ssa-copyrename.c: Update tree_pass descriptors.
19994 * tree-ssa-ccp.c: Update tree_pass descriptors.
19995 * df-core.c: Update tree_pass descriptors.
19996 * mode-switching.c: Update tree_pass descriptors.
19997 * tree-nomudflap.c: Update tree_pass descriptors.
19998 * modulo-sched.c: Update tree_pass descriptors.
19999 * ipa-pure-const.c: Update tree_pass descriptors.
20000 * cse.c: Update tree_pass descriptors.
20001 * web.c: Update tree_pass descriptors.
20002 * tree-stdarg.c: Update tree_pass descriptors.
20003 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20004 * tree-ssa-dom.c: Update tree_pass descriptors.
20005 * tree-nrv.c: Update tree_pass descriptors.
20006 * tree-ssa-alias.c: Update tree_pass descriptors.
20007 * loop-init.c: Update tree_pass descriptors.
20008 * gimple-low.c: Update tree_pass descriptors.
20009 * ipa-inline.c: Update tree_pass descriptors.
20010 * tree-ssa-sink.c: Update tree_pass descriptors.
20011 * global.c: Update tree_pass descriptors.
20012 * ifcvt.c: Update tree_pass descriptors.
20013 * jump.c: Update tree_pass descriptors.
20014 * predict.c: Update tree_pass descriptors.
20015 * tree-ssa-loop.c: Update tree_pass descriptors.
20016 * recog.c: Update tree_pass descriptors.
20017 * dse.c: Update tree_pass descriptors.
20018 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20019 * tree-eh.c: Update tree_pass descriptors.
20020 * regmove.c: Update tree_pass descriptors.
20022 * function.c: Update tree_pass descriptors.
20023 * tree-vectorizer.c: Update tree_pass descriptors.
20024 * gcse.c: Update tree_pass descriptors.
20025 * ipa-type-escape.c: Update tree_pass descriptors.
20026 * tree-if-conv.c: Update tree_pass descriptors.
20027 * init-regs.c: Update tree_pass descriptors.
20028 * ipa.c: Update tree_pass descriptors.
20029 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20030 * rtl-factoring.c: Update tree_pass descriptors.
20031 * lower-subreg.c: Update tree_pass descriptors.
20032 * bt-load.c: Update tree_pass descriptors.
20033 * tree-dfa.c: Update tree_pass descriptors.
20034 * except.c: Update tree_pass descriptors.
20035 * emit-rtl.c: Update tree_pass descriptors.
20036 * cfgexpand.c: Update tree_pass descriptors.
20037 * tree-cfgcleanup.c: Update tree_pass descriptors.
20038 * cfgcleanup.c: Update tree_pass descriptors.
20039 * tree-ssa-pre.c: Update tree_pass descriptors.
20040 * tree-sra.c: Update tree_pass descriptors.
20041 * tree-mudflap.c: Update tree_pass descriptors.
20042 * tree-ssa-copy.c: Update tree_pass descriptors.
20043 * cfglayout.c: Update tree_pass descriptors.
20044 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20045 * tree-ssa-dce.c: Update tree_pass descriptors.
20046 * tree-ssa.c: Update tree_pass descriptors.
20047 * regclass.c: Update tree_pass descriptors.
20048 * integrate.c: Update tree_pass descriptors.
20049 * tree-optimize.c: Update tree_pass descriptors.
20050 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20051 * tree-object-size.c: Update tree_pass descriptors.
20052 * combine.c: Update tree_pass descriptors.
20053 * tree-outof-ssa.c: Update tree_pass descriptors.
20054 * bb-reorder.c: Update tree_pass descriptors.
20055 * stack-ptr-mod.c: Update tree_pass descriptors.
20056 * var-tracking.c: Update tree_pass descriptors.
20057 * tree-profile.c: Update tree_pass descriptors.
20058 * tree-vect-generic.c: Update tree_pass descriptors.
20059 * reg-stack.c: Update tree_pass descriptors.
20060 * sched-rgn.c: Update tree_pass descriptors.
20061 * tree-ssa-structalias.c: Update tree_pass descriptors.
20062 * tree-cfg.c: Update tree_pass descriptors.
20063 * passes.c (current_pass): Update declaration.
20064 (finish_optimization_passes): Update.
20065 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20066 (register_one_dump_file, register_dump_files_1, next_pass_1):
20068 (init_optimization_passes): Update handling of new types.
20069 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20070 * ipa-struct-reorg.c: Update tree_pass descriptors.
20071 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20072 * combine-stack-adj.c: Update tree_pass descriptors.
20073 * cfgrtl.c: Update tree_pass descriptors.
20074 * dce.c: Update tree_pass descriptors.
20075 * tree-ssanames.c: Update tree_pass descriptors.
20077 2008-03-19 Richard Guenther <rguenther@suse.de>
20079 PR middle-end/35609
20080 * tree-ssa.c (walk_data): New structure.
20081 (warn_uninitialized_var): If not always_executed warn with "maybe"
20083 (execute_early_warn_uninitialized): Compute post-dominators.
20084 Initialize always_executed before processing each basic block.
20086 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20089 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20090 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20092 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20094 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20096 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20098 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20100 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20101 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20102 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20103 target after ignore has been set, and move there also the commputation
20104 of subtarget and original_target.
20105 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20106 (LANG_HOOKS_INITIALIZER): Remove it.
20107 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20109 2008-03-18 Richard Guenther <rguenther@suse.de>
20111 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20112 found an expression with constants, note that in the VN for the lhs.
20113 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20114 fold them to constants if possible. Run cleanup_cfg if done so.
20115 (execute_pre): Return todo.
20116 (do_pre): Likewise.
20117 (execute_fre): Likewise.
20118 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20120 (get_prop_source_stmt): Look through pointer conversions.
20122 2008-03-18 Jan Hubicka <jh@suse.cz>
20124 * tree-pretty-print.c: Include predict.h.
20125 (dump_generic_node): Dump predictor.
20126 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20127 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20128 * gimple-low.c (lower_stmt): Likewise.
20129 * expr.c (expand_expr_real): Likewise.
20130 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20132 (build_predict_expr, build_predict_expr): New.
20133 * predict.h (predictor_name, build_predict_expr): Update.
20134 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20135 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20136 * predict.def (PRED_CONTINUE): Update hitrate.
20137 * tree.def (PREDICT_EXPR): Define.
20138 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20139 do not handle BIND_EXPR.
20140 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20141 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20142 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20145 2008-03-18 Michael Matz <matz@suse.de>
20147 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20149 2008-03-18 Richard Guenther <rguenther@suse.de>
20151 * tree-gimple.h (is_gimple_invariant_address): Declare.
20152 (is_gimple_constant): Likewise.
20153 * tree-gimple.c (is_gimple_constant): New function.
20154 (is_gimple_invariant_address): Likewise.
20155 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20156 and is_gimple_invariant_address.
20157 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20159 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20160 an addressable base.
20162 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20164 PR middle-end/35611
20165 * gimplify.c (gimplify_expr): Gimplify second operand of
20168 2008-03-17 Richard Guenther <rguenther@suse.de>
20170 PR tree-optimization/19637
20171 * fold-const.c (fold_unary): Remove restrictions of removing
20172 intermediate pointer-conversions (P2)(P1)P0.
20173 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20174 conversion to void pointer.
20175 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20177 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20180 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20181 emulated thread local variables.
20183 2008-03-16 Richard Guenther <rguenther@suse.de>
20185 PR middle-end/35607
20186 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20187 expand TREE_INVARIANT operations that are not gimple invariant.
20189 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20191 * doc/extend.texi (Alignment): Say that the ABI controls
20192 the __alignof__ for non-strict-alignment targets rather
20193 than being a recommendation.
20195 2008-03-15 Paul Brook <paul@codesourcery.com>
20197 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20199 (arm_output_fn_unwind): Mark functions that can not be unwound.
20201 2008-03-15 Paul Brook <paul@codesourcery.com>
20203 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20204 extension instructions.
20206 2008-03-15 Richard Guenther <rguenther@suse.de>
20208 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20209 and fold constant aggregate refs.
20210 (fold_const_aggregate_ref): Handle string constants
20211 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20212 (evaluate_stmt): Simplify now that ccp_fold folds constant
20215 2008-03-15 Paul Brook <paul@codesourcery.com>
20217 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20218 (extzv): Use gen_extzv_t2.
20219 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20221 2008-03-15 Richard Guenther <rguenther@suse.de>
20223 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20224 (fold_const_aggregate_ref): Likewise.
20225 (get_value): Return NULL if we don't have any values.
20226 (ccp_finalize): Set const_val to NULL after freeing it.
20227 * tree-flow.h (get_symbol_constant_value): Declare.
20228 (fold_const_aggregate_ref): Likewise.
20229 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20231 2008-03-15 Richard Guenther <rguenther@suse.de>
20233 PR middle-end/35593
20234 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20235 to not produce negative array indices if not allowed. Add
20236 parameter to indicate that.
20237 (maybe_fold_offset_to_component_ref): Allow negative array
20238 indices only for the first member of a structure.
20239 (maybe_fold_offset_to_reference): Allow negative array indices.
20240 (maybe_fold_stmt_addition): Likewise.
20242 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20243 Anatoly Sokolov <aesok@post.ru>
20245 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20246 (avr_arch): Add ARCH_AVR6.
20247 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20248 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20249 instead of fixed value 2.
20250 (print_operand_address): Use gs() asm specifier instead of pm().
20251 (avr_assemble_integer): (Ditto.).
20252 (avr_output_addr_vec_elt): (Ditto.).
20253 (print_operand): Handle "!" code.
20254 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20255 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20256 (AVR_HAVE_EIJMP_EICALL): Define.
20257 (AVR_3_BYTE_PC): Redefine.
20258 (AVR_2_BYTE_PC): (Ditto.).
20259 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20260 (LINK_SPEC): Add atmega2560 and atmega2561.
20261 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20263 * config/avr/avr.md (call_insn): Use eicall instead of icall
20264 for 3 byte PC devices.
20265 (call_value_insn): (Ditto.).
20266 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20267 (indirect_jump): Use only for for 2 byte PC devices.
20268 (*tablejump): (Ditto.).
20269 (*indirect_jump_avr6): Add insn.
20270 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20271 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20272 instead of ijmp for 3 byte PC devices.
20273 (__tablejump2__): (Ditto.).
20274 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20275 (MULITLIB_DIRNAMES): (Ditto.).
20276 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20278 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20280 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20281 "sse2_umulsidi3". Use V1DI mode for operand 0.
20282 ("mmx_psadbw"): Use V1DI mode for operand 0.
20283 * config/i386/i386-modes.def (V1SI): New vector mode.
20284 * config/i386/i386.c (struct builtin_description)
20285 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20286 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20287 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20288 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20289 v1di_ftype_v8qi_v8qi type.
20290 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20292 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20293 __builtin_ia32_pmuludq]: Fix the mode of return value.
20295 2008-03-15 Richard Guenther <rguenther@suse.de>
20297 PR middle-end/35595
20298 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20301 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20303 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20304 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20305 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20306 unless TARGET_SERIALIZE_VOLATILE is enabled.
20307 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20308 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20309 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20311 2008-03-14 Richard Guenther <rguenther@suse.de>
20313 PR tree-optimization/34172
20314 * tree-flow.h (refs_may_alias_p): Declare.
20315 (get_single_def_stmt): Likewise.
20316 (get_single_def_stmt_from_phi): Likewise.
20317 (get_single_def_stmt_with_phi): Likewise.
20318 * tree-dfa.c (refs_may_alias_p): New function.
20319 (get_single_def_stmt): Likewise.
20320 (get_single_def_stmt_from_phi): Likewise.
20321 (get_single_def_stmt_with_phi): Likewise.
20322 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20323 (vn_reference_lookup_1): New helper function.
20324 (vn_reference_lookup): Walk the virtual use-def chain to
20325 continue searching for a match if the def does not alias the
20326 reference we are looking for.
20328 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20330 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20331 archive and Perzl. Update The Written Word listing.
20333 2008-03-14 Richard Guenther <rguenther@suse.de>
20335 PR tree-optimization/34043
20336 PR tree-optimization/33989
20337 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20339 (bitmap_find_leader): Use extra argument to verify dominance
20340 relationship inside a basic-block.
20341 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20342 (find_leader_in_sets): Adjust.
20343 (create_component_ref_by_pieces): Take extra argument for
20344 dominance check, handle lookup failures.
20345 (find_or_generate_expression): Likewise.
20346 (create_expression_by_pieces): Likewise.
20347 (insert_into_preds_of_block): Adjust.
20348 (create_value_expr_from): If asked for, verify all operands
20349 are in the blocks AVAIL_OUT set.
20350 (make_values_for_stmt): Check for SSA_NAMEs that are life
20351 over an abnormal edge.
20352 (compute_avail): Remove such check.
20353 (do_SCCVN_insertion): New function.
20354 (eliminate): If we do not find a leader suitable for replacement
20355 insert a replacement expression from SCCVN if available.
20356 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20357 (struct vn_ssa_aux): Add needs_insertion flag.
20358 * tree-ssa-sccvn.c (may_insert): New global flag.
20359 (copy_reference_ops_from_ref): Value-number union member access
20360 based on its size, not type and member if insertion is allowed.
20361 (visit_reference_op_load): For a weak match from union type
20362 punning lookup a view-converted value and insert a SSA_NAME
20363 for that value if that is not found.
20364 (visit_use): Make dumps shorter. Do not disallow value numbering
20365 SSA_NAMEs that are life over an abnormal edge to constants.
20366 (free_scc_vn): Release inserted SSA_NAMEs.
20367 (run_scc_vn): New flag to specify whether insertion is allowed.
20368 Process SSA_NAMEs in forward order.
20369 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20370 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20371 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20372 pointer type to/from integral types that do not change the
20373 precision to regular conversions.
20375 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20377 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20378 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20379 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20380 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20381 input arguments and the mode of return value. Built-in functions
20382 that operate on whole 64-bit MMX register now use V1DI mode.
20384 2008-03-13 Alon Dayan <alond@il.ibm.com>
20385 Olga Golovanevsky <olga@il.ibm.com>
20387 PR tree-optimization/35041
20388 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20389 to locate the right position in a statement.
20391 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20395 * config/i386/xmmintrin.h: Change all static inline functions to
20396 extern inline and add __gnu_inline__ attribute.
20397 * config/i386/bmintrin.h: Ditto.
20398 * config/i386/smmintrin.h: Ditto.
20399 * config/i386/tmmintrin.h: Ditto.
20400 * config/i386/mmintrin-common.h: Ditto.
20401 * config/i386/ammintrin.h: Ditto.
20402 * config/i386/emmintrin.h: Ditto.
20403 * config/i386/pmmintrin.h: Ditto.
20404 * config/i386/mmintrin.h: Ditto.
20405 * config/i386/mm3dnow.h: Ditto.
20407 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20409 PR middle-end/35185
20410 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20411 (lower_omp_2): New function.
20412 (lower_omp_1, lower_omp): Rewritten.
20414 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20417 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20418 with the phrase "Microsoft Windows compilers".
20419 (Push/Pop Macro Pragmas): New subsection. Document
20420 #pragma push_macro and pragma pop_macro.
20422 2008-03-12 Paul Brook <paul@codesourcery.com>
20424 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20426 2008-03-12 Paul Brook <paul@codesourcery.com>
20428 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20429 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20430 (thumb2_addsi_shortim): Rename ...
20431 (thumb2_addsi_short): ... to this. Allow register operands.
20432 (thumb2_subsi_short): New pattern.
20433 (thumb2_one_cmplsi2_short,
20434 thumb2_negsi2_short): New patterns and peepholes.
20436 2008-03-12 Paul Brook <paul@codesourcery.com>
20438 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20440 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20442 * config/i386/i386.md (int_cond): New code iterator.
20444 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20445 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20446 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20447 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20448 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20449 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20450 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20451 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20453 2008-03-12 Paul Brook <paul@codesourcery.com>
20455 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20456 instead of {arm,thumb}_compute_save_reg_mask.
20457 (output_return_instruction): Ditto.
20458 (thumb_unexpanded_epilogue): Ditto.
20459 (thumb1_expand_prologue): Ditto.
20460 (thumb1_output_function_prologue): Ditto.
20461 (arm_set_return_address): Ditto.
20462 (thumb_set_return_address): Ditto.
20463 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20464 regs to achieve stack alignment.
20465 (thumb1_compute_save_reg_mask): Fix compiler warning.
20466 (arm_output_epilogue): Use offsets->saved_regs_mask.
20467 Adjust stack pointer by poping call clobered registers.
20468 (arm_expand_prologue): Use offsets->saved_regs_mask.
20469 Adjust stack pointer by pushing extra registers.
20470 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20472 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20475 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20476 conversion to the operands of a multiplication.
20478 2008-03-12 Richard Guenther <rguenther@suse.de>
20480 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20481 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20482 * timevar.def (TV_TREE_PHIPROP): Add.
20483 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20484 pass description. Use TV_TREE_PHIPROP.
20485 * tree-ssa-forwprop.c: Remove phiprop code.
20487 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20489 PR middle-end/35549
20490 * omp-low.c (maybe_lookup_decl): Constify first argument.
20491 (use_pointer_for_field): Change last argument from bool to
20492 omp_context *. Disallow shared copy-in/out in nested
20493 parallel if decl is shared in outer parallel too.
20494 (build_outer_var_ref, scan_sharing_clauses,
20495 lower_rec_input_clauses, lower_copyprivate_clauses,
20496 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20498 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20499 Ira Rosen <irar@il.ibm.com>
20501 * tree-vectorizer.c (free_stmt_vec_info): New function.
20502 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20503 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20504 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20505 * tree-vect-transform.c (vectorizable_conversion): Free
20506 vec_oprnds0 if it was allocated.
20507 (vect_permute_store_chain): Remove unused VECs.
20508 (vectorizable_store): Free VECs that are allocated in the..
20510 (vect_transform_strided_load, vectorizable_load): Likewise.
20511 (vect_remove_stores): Simplify the code.
20512 (vect_transform_loop): Move code to vect_remove_stores().
20513 Call vect_remove_stores() and free_stmt_vec_info().
20515 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20517 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20518 TARGET_HPUX. Revise comment.
20519 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20520 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20521 Use sr4 variant of `be' instruction when not generating PIC code.
20522 (attr_length_call): Adjust for above change.
20524 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20526 * ipa-reference.c (static_execute): Remove module_statics_const and
20527 associated setting code.
20529 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20532 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20533 predicate for operand 1.
20534 (paritysi2_cmp): Use register_operand predicate for operand 2.
20535 Use earlyclobber modifier for operand 1. Remove support for
20537 (paritydi2_cmp): Use register_operand predicate for operand 3.
20538 Use earlyclobber modifier for operand 1. Remove support for
20541 2008-03-11 Paul Brook <paul@codesourcery.com>
20542 Vladimir Prus <vladimir@codesourcery.com>
20544 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20545 (arm_compute_save_reg0_reg12_mask): Always
20546 check if register 11 must be saved. Always safe hard frame pointer
20547 when frame_pointer_needeed.
20548 (arm_compute_save_reg_mask): Save IP and PC
20549 only with apcs frames.
20550 (arm_output_epilogue): Adjust Thumb2 codepath to
20551 be also invoked and work for ARM non-apcs frames.
20552 (arm_expand_prologue): Don't bother saving IP
20553 for non-apcs frame, since it's not clobbered by
20554 prologue code. Implement non-apcs frame
20557 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20559 PR rtl-optimization/35281
20560 * expr.c (convert_move): Use a new pseudo for the intermediate
20561 from_mode->word_mode result.
20563 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20565 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20566 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20567 * toplev.c (compile_file): Don't call it.
20569 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20571 PR middle-end/35526
20572 * expr.c (store_expr): Call emit_block_move if the mode
20573 of "temp" RTX is BLKmode.
20575 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20576 Richard Guenther <rguenther@suse.de>
20578 PR tree-optimization/31358
20579 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20580 the step with a NULL_TREE.
20581 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20582 to sizetype if type is a pointer type.
20583 (add_candidate_1): Don't convert the base and step to
20584 the generic type if the orginal type is a pointer type.
20585 (add_iv_value_candidates): Use sizetype for the step
20586 if type is a pointer type.
20587 (cand_value_at): Likewise.
20588 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20590 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20591 Don't convert the tem affine to the type.
20592 (add_elt_to_tree): Use sizetype for the step if a pointer.
20593 Use POINTER_PLUS_EXPR for pointers.
20594 (aff_combination_to_tree): Use sizetype for the step if a
20597 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20599 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20600 Remove commutativity hint.
20602 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20606 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20607 errorneous type. Check that v is a VAR_DECL.
20609 PR middle-end/35099
20610 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20612 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20614 PR tree-optimization/35494
20615 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20616 may be overriden at link and run time.
20618 2008-03-10 Richard Guenther <rguenther@suse.de>
20620 PR tree-optimization/34677
20621 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20622 (poolify_tree): Likewise.
20623 (modify_expr_template): Likewise.
20624 (poolify_modify_stmt): Likewise.
20625 (insert_fake_stores): Handle all component-ref style stores
20626 in addition to INDIRECT_REF. Also handle complex types.
20627 Do not poolify the inserted load.
20628 (realify_fake_stores): Do not rebuild the tree but only
20629 make it a SSA_NAME copy.
20630 (init_pre): Remove initialzation of modify_expr_template.
20631 Do not allocate modify_expr_node_pool.
20632 (fini_pre): Do not free modify_expr_node_pool.
20634 2008-03-10 Paul Brook <paul@codesourcery.com>
20636 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20637 to avoid conflicts.
20639 2008-03-10 Paul Brook <paul@codesourcery.com>
20640 Mark Shinwell <shinwell@codesourcery.com>
20642 * config/arm/cortex-r4.md: New.
20643 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20645 * config/arm/arm.md: Include cortex-r4.md.
20646 (insn): Add smmls, sdiv and udiv values.
20647 (generic_sched): Don't use generic scheduling for Cortex-R4.
20648 (arm_issue_rate): New function.
20649 (TARGET_SCHED_ISSUE_RATE): Define.
20651 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20653 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20655 2008-03-10 Richard Guenther <rguenther@suse.de>
20657 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20658 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20660 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20662 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20663 Set default to true.
20665 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20667 * c.opt (Wsynth): Deprecate.
20668 * doc/invoke.texi (Option Summary, Warning Options): Document
20669 -Wno-format-contains-nul.
20671 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20674 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20675 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20677 2008-03-09 Ira Rosen <irar@il.ibm.com>
20679 * config/rs6000/rs6000.c (builtin_description): Rename vector
20680 left shift operations.
20681 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20682 (altivec_vsl<VI_char>): Rename to ...
20683 (ashl<mode>3): ... new name.
20684 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20686 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20688 2008-03-08 Richard Guenther <rguenther@suse.de>
20690 * coverage.h (tree_coverage_counter_addr): Declare.
20691 * coverage.c (tree_coverage_counter_addr): New function.
20692 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20693 before using again.
20694 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20695 (tree_gen_one_value_profiler): Likewise.
20696 (tree_gen_ic_profiler): Likewise.
20697 (tree_gen_average_profiler): Likewise.
20698 (tree_gen_ior_profiler): Likewise.
20700 2008-03-08 Richard Guenther <rguenther@suse.de>
20702 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20703 (vn_binary_op_insert): Likewise.
20704 (vn_unary_op_lookup): Likewise.
20705 (vn_unary_op_insert): Likewise.
20706 (vn_nary_op_lookup): Declare.
20707 (vn_nary_op_insert): Likewise.
20708 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20709 and binary hashes, use a single obstack for unary_op_pool
20710 and binary_op_pool.
20711 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20712 a single struct vn_nary_op_s. Store tree code length and
20713 a variable number of operands.
20714 (struct vn_reference_op_struct): Remove unused op2.
20715 (vn_reference_op_eq): Do not compare op2.
20716 (vn_reference_op_compute_hash): Do not compute hash of op2.
20717 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20718 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20719 with vn_nary_op_compute_hash.
20720 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20721 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20723 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20725 (visit_unary_op): Call nary functions.
20726 (visit_binary_op): Likewise.
20727 (process_scc): Adjust for struct vn_tables_s changes.
20728 (allocate_vn_table): Likewise.
20729 (free_vn_table): Likewise.
20730 * tree-vn.c (vn_add): Call nary functions.
20731 (vn_lookup): Likewise.
20733 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20736 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20737 wdst back after sync_compare_and_swapqhi_internal.
20739 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20742 * config/i386/i386-modes.def (V1DI): New vector mode.
20743 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20744 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20745 (MMXMODE248): Ditto.
20746 (MMXMODE): Add V1DI mode.
20747 (mmxvecsize): Change DI mode to V1DI mode.
20748 ("mov<mode>): Use MMXMODEI8 mode iterator.
20749 ("*mov<mode>_internal_rex64"): Ditto.
20750 ("*mov<mode>_internal"): Ditto.
20751 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20752 ("mmx_sub<mode>3"): Ditto.
20753 ("mmx_adddi3"): Remove insn pattern.
20754 ("mmx_subdi3"): Ditto.
20755 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20756 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20757 ("mmx_ashl<mode>3"): Ditto.
20758 ("mmx_lshrdi3"): Remove insn pattern.
20759 ("mmx_ashldi3"): Ditto.
20760 * config/i386/i386.c (classify_argument): Handle V1DImode.
20761 (function_arg_advance_32): Ditto.
20762 (function_arg_32): Ditto.
20763 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20764 mmx_addv1di3 insn pattern.
20765 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20766 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20767 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20768 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20769 Remove definitions of built-in functions.
20770 (V1DI_type_node): New node.
20771 (v1di_ftype_v1di_int): Ditto.
20772 (v1di_ftype_v1di_v1di): Ditto.
20773 (v2si_ftype_v2si_si): Ditto.
20774 (v4hi_ftype_v4hi_di): Remove node.
20775 (v2si_ftype_v2si_di): Ditto.
20776 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20777 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20778 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20779 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20780 Add new builtins using def_builtin_const.
20781 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20782 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20783 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20784 * config/i386/mmintrin.h (__v1di): New typedef.
20785 (_mm_add_si64): Cast arguments to __v1di type.
20786 (_mm_sub_si64): Ditto.
20787 (_mm_sll_pi16): Cast __count to __v4hi type.
20788 (_mm_sll_pi32): Cast __count to __v2si type.
20789 (_mm_sll_si64): Cast arguments to __v1di type.
20790 (_mm_srl_pi16): Cast __count to __v4hi type.
20791 (_mm_srl_pi32): Cast __count to __v2si type.
20792 (_mm_srl_si64): Cast arguments to __v1di type.
20793 (_mm_sra_pi16): Cast __count to __v4hi type.
20794 (_mm_sra_pi32): Cast __count to __v2si type.
20795 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20796 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20797 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20798 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20799 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20800 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20801 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20802 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20803 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20804 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20805 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20806 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20808 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20810 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20812 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20815 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20816 reg+const addressing for Altivec modes. Don't generate reg+reg
20817 addressing for TFmode or TDmode quantities.
20819 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20821 * c-common.c (vector_types_convertible_p): Call langhook
20822 instead of comptypes.
20824 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20827 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20828 integral and scalar float variables which have a
20831 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20833 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20834 dwarf_register_span hook when emitting unwind information for
20835 register-to-memory saves.
20836 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20837 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20839 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20841 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20842 for the same VAR_DECL.
20844 2008-03-06 Tom Tromey <tromey@redhat.com>
20846 * treelang: Delete.
20847 * doc/standards.texi (Standards): Don't mention treelang.
20848 * doc/invoke.texi (Overall Options): Don't mention treelang.
20849 * doc/install.texi (Prerequisites): Don't mention bison or
20851 (Configuration): Don't mention treelang.
20852 (Building): Likewise.
20853 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20855 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20857 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20858 word-extractions out of a multi-word object.
20860 2008-03-06 Richard Guenther <rguenther@suse.de>
20862 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20863 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20864 result type and precision.
20865 * expr.c (get_inner_reference): Set unsignedp based on the result
20866 type of BIT_FIELD_REF.
20867 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20868 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20869 (try_instantiate_multiple_fields): Likewise. Use the correct type
20871 (sra_build_assignment): Likewise.
20872 (sra_build_elt_assignment): Likewise.
20873 (sra_explode_bitfield_assignment): Likewise.
20874 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20875 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20876 set BIT_FIELD_REF_UNSIGNED.
20877 (vectorizable_load): Likewise.
20879 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20881 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20884 2008-03-06 Richard Guenther <rguenther@suse.de>
20886 * alias.c (struct alias_set_entry): Move has_zero_child field
20887 to pack with alias_set.
20889 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20891 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20894 2008-03-05 Ian Lance Taylor <iant@google.com>
20896 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20898 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20900 * fwprop.c (update_df): Support width and offset parameters of
20902 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20903 global_conflicts): Change DF_REF_EXTRACT to either
20904 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20905 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20906 * df-scan.c (df_ref_record, df_defs_record,
20907 df_ref_create_structure, df_def_record_1, df_uses_record,
20908 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20909 df_bb_refs_collect, df_entry_block_defs_collect,
20910 df_exit_block_uses_collect): Support new width and offset fields.
20911 (ref_extract_pool): New storage pool.
20912 (df_free_ref): New function.
20913 (df_reg_chain_unlink, df_free_collection_rec,
20914 df_sort_and_compress_refs): Call df_free_ref.
20915 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20917 (df_ref_create_structure): Allocate df_ref_extract if offset and
20918 width fields are used.
20919 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20920 (df_uses_record): Get offset and width from ZERO_EXTRACT
20922 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20923 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20924 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20925 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20926 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20927 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20928 (df_ref_extract): New structure.
20929 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20930 (df_ref_create): Add width and offset parameters.
20932 2008-03-05 Richard Guenther <rguenther@suse.de>
20934 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20935 Use ranges_overlap_p.
20936 (offset_overlaps_with_access): Rename
20937 to ranges_overlap_p and move ...
20938 * tree-flow-inline.h (ranges_overlap_p): ... here.
20940 * tree.h (get_inner_reference, handled_component_p): Update
20943 * tree.h (record_component_aliases, get_alias_set,
20944 alias_sets_conflict_p, alias_sets_must_conflict_p,
20945 objects_must_conflict_p): Move declarations ...
20946 * alias.h (record_component_aliases, get_alias_set,
20947 alias_sets_conflict_p, alias_sets_must_conflict_p,
20948 objects_must_conflict_p): ... here.
20949 Include coretypes.h.
20950 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20952 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20954 * cfg.c: Include tree-flow.h.
20955 (remove_edge_raw): Call redirect_edge_var_map_clear.
20956 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20957 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20958 (redirect_edge_var_map_result): New.
20959 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20960 PENDING_STMT use with redirect_edge_var_map_*.
20961 * tree-ssa.c (edge_var_maps): New definition.
20962 (redirect_edge_var_map_add): New.
20963 (redirect_edge_var_map_clear): New.
20964 (redirect_edge_var_map_dup): New.
20965 (redirect_edge_var_map_vector): New.
20966 (redirect_edge_var_map_destroy): New.
20967 (ssa_redirect_edge): Replace PENDING_STMT use with
20968 redirect_edge_var_map_*.
20969 (flush_pending_stmts): Same.
20970 (delete_tree_ssa): Destroy edge var map.
20971 * tree-flow.h (struct _edge_var_map): New.
20972 Define edge_var_map vector type.
20973 Declare redirect_edge_var_map_* prototypes.
20974 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20975 * tree-cfg.c (reinstall_phi_args): Replace
20976 PENDING_STMT use with redirect_edge_var_map_*.
20978 2008-03-05 Richard Guenther <rguenther@suse.de>
20980 PR tree-optimization/35472
20981 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20982 whose single use_stmt has a overlapping set of loaded and
20983 stored symbols as that use_stmt might be a noop assignment then.
20985 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20987 * gthr-rtems.h: Implement __gthread_mutex_destroy.
20989 2008-03-05 Richard Guenther <rguenther@suse.de>
20992 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
20993 should be constants.
20994 * tree-cfg.c (verify_expr): Verify it.
20995 * fold-const.c (fold_truthop): Remove code generating
20996 BIT_FIELD_REFs of structure bases.
20997 (fold_binary): Likewise.
20998 (fold_ternary): Position and size of BIT_FIELD_REFs are
20999 always host integers.
21000 (make_bit_field_ref): Remove.
21001 (optimize_bit_field_compare): Remove.
21002 (all_ones_mask_p): Remove.
21004 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21007 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21008 (split_block_and_df_analyze): New. Split basic block and rebuild
21010 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21012 (split_pattern_seq): Likewise.
21013 (erase_matching_seqs): Likewise.
21014 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21016 2008-03-04 Geoff Keating <geoffk@apple.com>
21018 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21019 declaration and code.
21020 (tree_invalid_nonnegative_warnv_p): Likewise.
21022 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21024 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21025 examples. Truncate option-names then causing overfull hbox.
21027 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21030 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21032 * configure: Rebuilt.
21034 2008-03-04 Rafael EspÃndola <espindola@google.com>
21036 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21037 (tree_unary_nonnegative_warnv_p): New.
21038 (tree_binary_nonnegative_warnv_p): New.
21039 (tree_single_nonnegative_warnv_p): New.
21040 (tree_invalid_nonnegative_warnv_p): New.
21041 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21043 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21046 * opts.c (handle_option): Postpone 'unknown option' errors only for
21049 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21052 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21055 2008-03-04 Rafael EspÃndola <espindola@google.com>
21057 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21058 (tree_binary_nonzero_warnv_p): New.
21059 (tree_single_nonzero_warnv_p): New.
21060 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21062 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21064 PR middle-end/35456
21065 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21066 transformations for modes that have signed zeros.
21067 * ifcvt.c (noce_try_abs): Ditto.
21069 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21071 * config/i386/i386.c (override_options): Force
21072 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21074 2008-03-04 Jan Hubicka <jh@suse.cz>
21077 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21080 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21082 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21083 label to probe the stack.
21085 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21087 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21088 (__gthr_win32_mutex_destroy): Declare.
21089 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21090 __gthr_win32_mutex_destroy.
21091 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21093 2008-03-03 Jan Hubicka <jh@suse.cz>
21096 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21097 aggressive on inlining cold calls.
21099 2008-03-03 Richard Guenther <rguenther@suse.de>
21101 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21102 struct copies into the expression table.
21103 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21104 (try_to_simplify): Likewise.
21105 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21106 integral and pointer arguments which do not change the
21107 precision to NOP_EXPRs.
21108 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21109 VIEW_CONVERT_EXPR case.
21111 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21113 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21114 defined in a loop at depth 0 is invariant.
21115 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21116 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21117 be called at loop depth 0.
21119 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21122 * gcc.c (process_command): Update copyright notice dates.
21123 * gcov.c (print_version): Likewise.
21124 * gcov-dump.c (print_version): Likewise.
21125 * mips-tfile.c (main): Likewise.
21126 * mips-tdump.c (main): Likewise.
21128 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21131 * c-common.c (flag_permissive): Delete.
21132 (constant_expression_warnings): Check flags first.
21133 (constant_expression_error): New.
21134 * c-common.h (flag_permissive): Delete.
21135 (constant_expression_error): Declare.
21136 * flags.h (flag_permissive): Declare. Update description.
21137 * diagnostic.c (pedwarn): Update.
21139 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21140 (permissive_error_kind): New.
21141 * toplev.c (flag_permissive): Define. Update description.
21142 * toplev.h (permissive_error_kind): Declare.
21143 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21144 (pedwarn_c90): Use pedantic_warning_kind.
21145 * c-opts.c (c_common_post_options): flag_permissive does not affect
21146 flag_pedantic_errors.
21148 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21150 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21151 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21152 __absvsi2, __absvDI2): Use unsigned arithmetic.
21154 2008-03-02 Andi Kleen <ak@suse.de>
21155 Richard Guenther <rguenther@suse.de>
21157 * struct-equiv.c: Remove file.
21158 * cfg_cleanup.c (condjump_equiv_p): Remove.
21159 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21160 (struct-equiv.o): Remove rule.
21161 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21162 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21163 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21165 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21167 * ifcvt.c (noce_process_if_block): Try to handle only the then
21168 block if the else block exists but isn't suitable.
21170 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21173 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21174 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21175 regression from previous patch.
21177 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21180 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21182 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21183 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21184 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21185 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21186 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21187 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21188 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21189 (__gthread_mutex_destroy_function): Rename to
21190 __gthread_mutex_destroy.
21191 * gthr-dce.h (__gthread_mutex_destroy): Call
21192 pthread_mutex_destroy.
21193 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21194 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21195 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21197 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21199 * df-scan.c (df_ref_chain_change_bb): Simplify.
21200 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21201 set_block_for_insn if there's any change.
21202 * df.h ((df_insn_change_bb): Fix prototype.
21203 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21204 df_insn_change_bb, don't call set_block_for_insn.
21205 * emit-rtl.c (reorder_insns): Likewise.
21206 * haifa-sched.c (move_insn): Likewise.
21208 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21210 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21212 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21214 * tree-flow-inline.h (next_readonly_imm_use): Return
21215 NULL_USE_OPERAND_P after the end.
21217 2008-03-01 Richard Guenther <rguenther@suse.de>
21219 PR tree-optimization/35411
21220 * tree-sra.c (sra_build_assignment): Split conversion to
21221 final type to a separate statement if we are not assigning
21224 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21226 * fold-const.c (fold_convertible_p): Correct the logic to follow
21227 that in fold_convert().
21229 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21232 * tree-inline.c (build_duplicate_type): When we make a
21233 duplicate type, make it unique in the canonical types system.
21235 2008-02-29 Tom Tromey <tromey@redhat.com>
21237 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21238 input_file_stack_history, input_file_stack_restored): Remove.
21239 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21240 * input.h (struct file_stack): Remove.
21241 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21242 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21244 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21246 (diagnostic_last_module_changed): Add 'map' argument.
21247 (diagnostic_set_last_function): Likewise.
21248 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21249 line map, not input_file_stack.
21250 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21252 2008-02-29 Paul Brook <paul@codesourcery.com>
21254 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21256 2008-02-29 Paul Brook <paul@codesourcery.com>
21258 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21260 2008-02-29 Richard Guenther <rguenther@suse.de>
21262 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21264 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21265 value for comparing for a store match.
21266 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21267 (try_to_simplify): Do not do a full-blown reference lookup.
21269 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21271 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21272 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21274 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21276 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21278 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21279 strides against cache sizes.
21281 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21283 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21286 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21288 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21289 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21290 is smaller than the original promoted value.
21291 (simplify_subreg): If OP is a SUBREG, try to preserve its
21292 SUBREG_PROMOTED_VAR_P information.
21294 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21296 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21297 (VN_INFO_GET): Allocate new objects on the obstack.
21298 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21299 for rpo_numbers_temp, for consistency.
21300 (free_scc_vn): Free the obstack.
21302 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21304 * doc/invoke.texi: Document -ftree-loop-distribution.
21305 * tree-loop-distribution.c: New.
21306 * tree-pass.h (pass_loop_distribution): New.
21307 * graphds.h (struct graph): Add htab_t indices.
21308 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21309 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21310 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21311 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21312 * tree-data-ref.c (debug_data_dependence_relations): New.
21313 (dump_data_dependence_relation): Also print data references.
21314 (free_data_ref): Extern.
21315 (same_access_functions): Moved...
21316 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21317 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21318 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21319 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21320 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21321 (stmts_from_loop): Skip LABEL_EXPR.
21322 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21324 (build_rdg): Initialize rdg->indices htab.
21325 (free_rdg, stores_from_loop, ref_base_address,
21326 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21327 have_similar_memory_accesses_1, ref_base_address_1,
21328 remove_similar_memory_refs): New.
21329 * tree-data-ref.h: Depend on tree-chrec.h.
21330 (debug_data_dependence_relations, free_data_ref): Declared.
21331 (same_access_functions): ... here.
21332 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21334 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21335 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21336 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21337 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21338 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21339 rdg_vertex_for_stmt): Declared.
21340 (struct rdg_edge): Add level.
21342 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21343 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21345 (rdg_has_similar_memory_accesses): New.
21346 * tree-vect-analyze.c: Remove unused static decls.
21347 * lambda.h (dependence_level): New.
21348 * common.opt (ftree-loop-distribution): New.
21349 * tree-flow.h (mark_virtual_ops_in_bb,
21350 slpeel_tree_duplicate_loop_to_edge_cfg,
21351 rename_variables_in_loop): Declared.
21352 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21353 (OBJS-common): Add tree-loop-distribution.o.
21354 (tree-loop-distribution.o): New rule.
21355 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21356 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21357 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21359 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21362 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21363 other than structures and unions.
21365 2008-02-28 Richard Guenther <rguenther@suse.de>
21368 2008-02-26 Richard Guenther <rguenther@suse.de>
21370 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21371 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21372 (lookup_decl_from_uid): Declare.
21373 (remove_decl_from_map): Likewise.
21374 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21375 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21376 (decl_for_uid_map): New global hashtable mapping DECL_UID
21378 (init_ttree): Allocate it.
21379 (insert_decl_to_uid_decl_map): New helper function.
21380 (make_node_stat): Insert new decls into the map.
21381 (copy_node_stat): Likewise.
21382 (lookup_decl_from_uid): New function.
21383 (remove_decl_from_map): Likewise.
21384 (print_decl_for_uid_map_statistics): New helper.
21385 (dump_tree_statistics): Call it.
21387 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21388 (referenced_var_iterator): Adjust.
21389 (FOR_EACH_REFERENCED_VAR): Adjust.
21390 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21391 (num_referenced_vars): Adjust.
21392 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21393 (first_referenced_var): Remove.
21394 (end_referenced_vars_p): Likewise.
21395 (next_referenced_var): Likewise.
21396 (referenced_var_iterator_set): New helper function.
21397 * tree-dfa.c (referenced_var_lookup): Adjust.
21398 (referenced_var_check_and_insert): Likewise.
21399 (remove_referenced_var): Likewise.
21400 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21401 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21402 (verify_call_clobbering): Likewise.
21403 (verify_memory_partitions): Likewise.
21404 (init_tree_ssa): Allocate bitmap instead of hashtable for
21406 (delete_tree_ssa): Adjust.
21407 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21408 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21409 (compute_tag_properties): Likewise.
21410 (set_initial_properties): Likewise.
21411 (find_partition_for): Likewise.
21412 (update_reference_counts): Likewise.
21413 (dump_may_aliases_for): Likewise.
21414 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21415 (add_call_clobber_ops): Likewise.
21416 (add_call_read_ops): Likewise.
21417 (get_asm_expr_operands): Likewise.
21418 * tree-into-ssa.c (dump_decl_set): Likewise.
21419 (update_ssa): Likewise.
21420 * tree-sra.c (scan_function): Likewise.
21421 (decide_instantiations): Likewise.
21422 (scalarize_parms): Likewise.
21423 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21424 (dsa_named_for): Likewise.
21425 * tree-ssa-structalias.c (update_alias_info): Likewise.
21426 (merge_smts_into): Likewise.
21428 2008-02-27 David Daney <ddaney@avtrex.com>
21431 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21432 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21433 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21434 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21435 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21437 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21440 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21441 (BUILT_IN_NEXTTOWARD): Remove.
21442 (BUILT_IN_NEXTTOWARDF): Ditto.
21443 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21444 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21446 2008-02-27 Tom Tromey <tromey@redhat.com>
21448 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21449 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21451 2008-02-27 Jan Beulich <jbeulich@novell.com>
21453 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21454 update the respective field on newdecl.
21456 2008-02-27 Revital Eres <eres@il.ibm.com>
21458 PR rtl-optimization/34999
21459 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21460 crossing edges that ends with a call insn.
21461 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21462 call insn and clear the EDGE_CROSSING flag of the crossing edge
21463 when fixing fallthru edges.
21465 2008-02-27 Richard Guenther <rguenther@suse.de>
21467 PR middle-end/35390
21468 * fold-const.c (fold_unary): Return the correct argument,
21469 converted to the result type.
21471 2008-02-27 Richard Guenther <rguenther@suse.de>
21473 PR middle-end/34971
21474 * expr.c (expand_expr_real_1): Assert on rotates that operate
21476 * fold-const.c (fold_binary): Use the types precision, not the
21477 bitsize of the mode if folding rotate expressions. Build rotates
21478 only for full modes.
21480 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21482 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21483 and CPP_PRAGMA_EOL.
21484 * c-pragma.c (pragma_ns_name): New typedef.
21485 (registered_pp_pragmas): New variable.
21486 (c_pp_lookup_pragma): New function.
21487 (c_register_pragma_1): If flag_preprocess_only, do nothing
21488 for non-expanded pragmas, for expanded ones push pragma's
21489 namespace and name into registered_pp_pragmas vector.
21490 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21491 flag_preprocess_only, don't register GCC pch_preprocess
21492 pragma if flag_preprocess_only.
21493 * c-opts.c (c_common_init): Call init_pragma even if
21494 flag_preprocess_only.
21495 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21496 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21497 cpp_register_pragma if flag_preprocess_only.
21499 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21502 * c-parser.c (c_parser_translation_unit): Warn for empty
21503 translation unit, not empty source file.
21505 2008-02-26 Paul Brook <paul@codesourcery.com>
21507 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21508 operand for Thumb-2.
21509 * config/arm/arm.h (reg_class): Add CORE_REGS.
21510 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21511 (BASE_REG_CLASS): Use CORE_REGS.
21512 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21513 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21514 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21515 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21516 ARM_REGNO_OK_FOR_INDEX_P.
21517 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21518 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21519 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21520 (ldm/stm peepholes): Ditto.
21521 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21522 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21523 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21524 * config/arm/constraints.md: Enable "k" constraint on ARM.
21526 2008-02-27 Ben Elliston <bje@au.ibm.com>
21528 * config/rs6000/rs6000.c: Annotate cache line size field in all
21529 instances of struct processor_costs.
21531 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21533 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21534 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21535 jump_bypass): New counters.
21536 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21537 * dce.c (gate_ud_dce): Same.
21538 (gate_fast_dce): Same.
21539 * dse.c (gate_dse1): New function.
21540 (gate_dse2): New function.
21541 (gate_dse): Merge results of new gate functions.
21542 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21543 (gate_handle_jump_bypass): Add dbg_cnt.
21544 (gate_handle_gcse): Add dbg_cnt.
21545 * ifcvt.c (gate_handle_if_conversion): Same.
21546 (gate_handle_if_after_combine): Same.
21547 (gate_handle_if_after_reload): Same.
21548 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21550 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21552 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21554 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21556 2008-02-26 Jason Merrill <jason@redhat.com>
21559 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21560 alone if it's the naming decl for the type's main variant.
21562 2008-02-26 Tom Tromey <tromey@redhat.com>
21564 * system.h (USE_MAPPED_LOCATION): Poison.
21565 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21566 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21567 (make_goto_expr_edges): Likewise.
21568 (remove_bb): Likewise.
21569 (execute_warn_function_return): Likewise.
21570 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21572 * c-common.c (fname_decl): Remove old location code.
21573 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21575 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21577 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21578 (gen_rtx_ASM_INPUT): Likewise.
21579 (gen_rtx_ASM_INPUT_loc): Likewise.
21580 (get_rtx_asm_OPERANDS): Remove.
21581 * cfglayout.c (insn_locators_alloc): Remove old location code.
21582 (set_curr_insn_source_location): Likewise.
21583 (curr_insn_locator): Likewise.
21584 * print-tree.c (print_node): Remove old location code.
21585 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21586 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21587 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21588 location_from_locus.
21589 (construct_exit_block): Remove old location code.
21590 * emit-rtl.c (force_next_line_note): Remove old location code.
21591 * profile.c (branch_prob): Remove old location code.
21592 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21593 LOC_LINE): Remove old-location variants.
21594 * langhooks.c (lhd_print_error_function): Remove old location
21596 * configure, config.in: Rebuilt.
21597 * configure.ac (--enable-mapped-location): Remove.
21598 * c-decl.c (c_init_decl_processing): Remove old location code.
21599 (finish_function): Likewise.
21600 * recog.c (decode_asm_operands): Remove old location code.
21601 * c-pch.c (c_common_read_pch): Remove old location code.
21602 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21604 * gimple-low.c (lower_function_body): Remove old location code.
21605 * toplev.c (unknown_location): Remove.
21606 (push_srcloc): Remove old-location variant.
21607 (process_options): Remove old location code.
21608 (lang_dependent_init): Likewise.
21609 * input.h (UNKNOWN_LOCATION): Move definition.
21610 (location_t): Undeprecate.
21611 (source_locus): Remove.
21612 (location_from_locus): Remove.
21613 (struct location_s): Remove.
21614 Remove all old-location code.
21615 (input_line, input_filename): Remove.
21616 * final.c (final_scan_insn): Remove old location code.
21617 * diagnostic.c (diagnostic_build_prefix): Remove
21618 USE_MAPPED_LOCATION test.
21619 * tree.h (gimple_stmt) <locus>: Now a location_t.
21620 (tree_exp) <locus>: Likewise.
21621 (DECL_IS_BUILTIN): Remove old-location variant.
21622 (annotate_with_file_line, annotate_with_locus): Likewise.
21623 (expr_locus, set_expr_locus): Update.
21624 * tree.c (build1_stat): Remove old location code.
21625 (last_annotated_node): Remove.
21626 (annotate_with_file_line): Remove old-location variant.
21627 (annotate_with_locus): Likewise.
21628 (expr_location): Remove old location code.
21629 (set_expr_location): Likewise.
21630 (expr_has_location): Likewise.
21631 (expr_locus): Likewise.
21632 (set_expr_locus): Likewise.
21633 (expr_filename): Don't use location_from_locus.
21634 (expr_lineno): Likewise.
21635 * rtl-error.c (location_for_asm): Remove old location code.
21636 * c-lex.c (cb_line_change): Remove old location code.
21637 (fe_file_change): Likewise.
21638 (cb_def_pragma): Likewise.
21639 (c_lex_with_flags): Likewise.
21640 * gengtype.c (do_typedef): Don't special-case location types.
21641 (define_location_structures): Remove.
21642 (main): Don't call define_location_structures.
21643 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21646 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21649 * builtins.def (BUILT_IN_STDARG_START): Remove.
21650 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21651 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21652 * tree-inline.c (inline_forbidden_p_1): Likewise.
21654 2008-02-26 Richard Guenther <rguenther@suse.de>
21656 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21657 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21658 (lookup_decl_from_uid): Declare.
21659 (remove_decl_from_map): Likewise.
21660 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21661 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21662 (decl_for_uid_map): New global hashtable mapping DECL_UID
21664 (init_ttree): Allocate it.
21665 (insert_decl_to_uid_decl_map): New helper function.
21666 (make_node_stat): Insert new decls into the map.
21667 (copy_node_stat): Likewise.
21668 (lookup_decl_from_uid): New function.
21669 (remove_decl_from_map): Likewise.
21670 (print_decl_for_uid_map_statistics): New helper.
21671 (dump_tree_statistics): Call it.
21673 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21674 (referenced_var_iterator): Adjust.
21675 (FOR_EACH_REFERENCED_VAR): Adjust.
21676 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21677 (num_referenced_vars): Adjust.
21678 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21679 (first_referenced_var): Remove.
21680 (end_referenced_vars_p): Likewise.
21681 (next_referenced_var): Likewise.
21682 (referenced_var_iterator_set): New helper function.
21683 * tree-dfa.c (referenced_var_lookup): Adjust.
21684 (referenced_var_check_and_insert): Likewise.
21685 (remove_referenced_var): Likewise.
21686 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21687 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21688 (verify_call_clobbering): Likewise.
21689 (verify_memory_partitions): Likewise.
21690 (init_tree_ssa): Allocate bitmap instead of hashtable for
21692 (delete_tree_ssa): Adjust.
21693 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21694 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21695 (compute_tag_properties): Likewise.
21696 (set_initial_properties): Likewise.
21697 (find_partition_for): Likewise.
21698 (update_reference_counts): Likewise.
21699 (dump_may_aliases_for): Likewise.
21700 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21701 (add_call_clobber_ops): Likewise.
21702 (add_call_read_ops): Likewise.
21703 (get_asm_expr_operands): Likewise.
21704 * tree-into-ssa.c (dump_decl_set): Likewise.
21705 (update_ssa): Likewise.
21706 * tree-sra.c (scan_function): Likewise.
21707 (decide_instantiations): Likewise.
21708 (scalarize_parms): Likewise.
21709 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21710 (dsa_named_for): Likewise.
21711 * tree-ssa-structalias.c (update_alias_info): Likewise.
21712 (merge_smts_into): Likewise.
21714 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21717 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21718 * c-opts.c (c_common_handle_option): Wall enables
21719 Wvolatile-register-var.
21720 * common.opt: Move Wvolatile-register-var to...
21723 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21725 * common.opt (Wlarger-than=): New.
21726 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21728 * opts.c (common_handle_option): Handle -Wlarger-than=.
21729 * optc-gen.awk: Likewise.
21730 * opth-gen.awk: Likewise.
21731 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21732 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21734 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21736 * c-common.c (match_case_to_enum_1): Add appropriate
21737 OPT_W* parameter to warning.
21738 (c_do_switch_warnings): Likewise.
21739 * c-typeck.c (warning_init): Add one more parameter following
21740 'warning' function.
21741 (push_init_level): Update call to warning_init.
21742 (pop_init_level): Likewise.
21743 (add_pending_init): Likewise.
21744 (output_init_element: Likewise.
21746 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21749 * toplev.c (toplev_main): If there are warnings or error, print
21750 errors for ignored options.
21751 * opts.c (ignored_options): New static variable.
21752 (postpone_unknown_option_error): New.
21753 (print_ignored_options): New.
21754 (handle_option): Postpone errors for unknown -Wno-* options.
21755 * opts.h (print_ignored_options): Declare.
21757 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21759 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21762 2008-02-25 Richard Guenther <rguenther@suse.de>
21765 2008-02-25 Richard Guenther <rguenther@suse.de>
21767 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21768 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21769 (lookup_decl_from_uid): Declare.
21770 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21771 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21772 (decl_for_uid_map): New global hashtable mapping DECL_UID
21774 (init_ttree): Allocate it.
21775 (insert_decl_to_uid_decl_map): New helper function.
21776 (make_node_stat): Insert new decls into the map.
21777 (copy_node_stat): Likewise.
21778 (lookup_decl_from_uid): New function.
21779 (print_decl_for_uid_map_statistics): New helper.
21780 (dump_tree_statistics): Call it.
21782 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21783 (referenced_var_iterator): Adjust.
21784 (FOR_EACH_REFERENCED_VAR): Adjust.
21785 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21786 (num_referenced_vars): Adjust.
21787 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21788 (first_referenced_var): Remove.
21789 (end_referenced_vars_p): Likewise.
21790 (next_referenced_var): Likewise.
21791 (referenced_var_iterator_set): New helper function.
21792 * tree-dfa.c (referenced_var_lookup): Adjust.
21793 (referenced_var_check_and_insert): Likewise.
21794 (remove_referenced_var): Likewise.
21795 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21796 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21797 (verify_call_clobbering): Likewise.
21798 (verify_memory_partitions): Likewise.
21799 (init_tree_ssa): Allocate bitmap instead of hashtable for
21801 (delete_tree_ssa): Adjust.
21802 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21803 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21804 (compute_tag_properties): Likewise.
21805 (set_initial_properties): Likewise.
21806 (find_partition_for): Likewise.
21807 (update_reference_counts): Likewise.
21808 (dump_may_aliases_for): Likewise.
21809 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21810 (add_call_clobber_ops): Likewise.
21811 (add_call_read_ops): Likewise.
21812 (get_asm_expr_operands): Likewise.
21813 * tree-into-ssa.c (dump_decl_set): Likewise.
21814 (update_ssa): Likewise.
21815 * tree-sra.c (scan_function): Likewise.
21816 (decide_instantiations): Likewise.
21817 (scalarize_parms): Likewise.
21818 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21819 (dsa_named_for): Likewise.
21820 * tree-ssa-structalias.c (update_alias_info): Likewise.
21821 (merge_smts_into): Likewise.
21823 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21826 * doc/invoke.texi (-fcx-limited-range): Document new option.
21827 * toplev.c (process_options): Handle -fcx-fortran-rules.
21828 * common.opt: Add documentation for -fcx-fortran-rules.
21830 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21833 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21834 actual behaviour and C99.
21836 2008-02-26 Ben Elliston <bje@au.ibm.com>
21838 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21839 (ASM_CPU_POWER6_SPEC): Likewise.
21840 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21841 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21842 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21844 2008-02-25 Richard Guenther <rguenther@suse.de>
21846 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21847 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21848 (lookup_decl_from_uid): Declare.
21849 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21850 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21851 (decl_for_uid_map): New global hashtable mapping DECL_UID
21853 (init_ttree): Allocate it.
21854 (insert_decl_to_uid_decl_map): New helper function.
21855 (make_node_stat): Insert new decls into the map.
21856 (copy_node_stat): Likewise.
21857 (lookup_decl_from_uid): New function.
21858 (print_decl_for_uid_map_statistics): New helper.
21859 (dump_tree_statistics): Call it.
21861 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21862 (referenced_var_iterator): Adjust.
21863 (FOR_EACH_REFERENCED_VAR): Adjust.
21864 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21865 (num_referenced_vars): Adjust.
21866 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21867 (first_referenced_var): Remove.
21868 (end_referenced_vars_p): Likewise.
21869 (next_referenced_var): Likewise.
21870 (referenced_var_iterator_set): New helper function.
21871 * tree-dfa.c (referenced_var_lookup): Adjust.
21872 (referenced_var_check_and_insert): Likewise.
21873 (remove_referenced_var): Likewise.
21874 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21875 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21876 (verify_call_clobbering): Likewise.
21877 (verify_memory_partitions): Likewise.
21878 (init_tree_ssa): Allocate bitmap instead of hashtable for
21880 (delete_tree_ssa): Adjust.
21881 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21882 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21883 (compute_tag_properties): Likewise.
21884 (set_initial_properties): Likewise.
21885 (find_partition_for): Likewise.
21886 (update_reference_counts): Likewise.
21887 (dump_may_aliases_for): Likewise.
21888 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21889 (add_call_clobber_ops): Likewise.
21890 (add_call_read_ops): Likewise.
21891 (get_asm_expr_operands): Likewise.
21892 * tree-into-ssa.c (dump_decl_set): Likewise.
21893 (update_ssa): Likewise.
21894 * tree-sra.c (scan_function): Likewise.
21895 (decide_instantiations): Likewise.
21896 (scalarize_parms): Likewise.
21897 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21898 (dsa_named_for): Likewise.
21899 * tree-ssa-structalias.c (update_alias_info): Likewise.
21900 (merge_smts_into): Likewise.
21902 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21905 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21906 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21907 * alias.h (nonoverlapping_memrefs_p): Likewise.
21909 2008-02-25 Jan Beulich <jbeulich@novell.com>
21911 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21912 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21913 __emultls_get_address, __emultls_register_common,
21914 __floatundi?f, and _Unwind_GetIPInfo.
21915 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21916 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21917 (gen_regparm_prefix): Likewise.
21918 (i386_nlm_encode_section_info): Sync with
21919 config/i386/winnt.c:i386_pe_encode_section_info().
21920 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21921 i386_nlm_mangle_decl_assembler_name): New.
21922 (netware_override_options): New.
21923 * config/i386/netware.h (netware_override_options): Declare.
21924 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21925 (i386_nlm_mangle_decl_assembler_name): Declare.
21926 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21928 2008-02-25 Ben Elliston <bje@au.ibm.com>
21931 * c-decl.c (grokdeclarator): Remove unused local variables
21932 `typedef_type' and `type_as_written'.
21934 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21935 unused local variable `has_hot_blocks'.
21936 (fix_crossing_conditional_branches): Remove unused local variable
21939 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21941 PR middle-end/19984
21942 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21943 using DEF_C99_BUILTIN.
21944 (BUILT_IN_NANF): Ditto.
21945 (BUILT_IN_NANL): Ditto.
21947 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21948 Revital Eres <eres@il.ibm.com>
21950 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21951 regarding the order of two dependent insns in the same row.
21953 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21955 * stor-layout.c (layout_decl): Do not bump the alignment of a
21956 bit-field to more than byte alignment if it is packed.
21958 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21960 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21963 2008-02-24 Diego Novillo <dnovillo@google.com>
21965 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21968 * tree-vrp.c (vrp_evaluate_conditional): With
21969 -Wtype-limits, emit a warning when comparing against a
21970 constant outside the natural range of OP0's type.
21971 * c.opt (Wtype-limits): Move ...
21972 * common.opt (Wtype-limits): ... here.
21974 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21976 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21977 * config/rs6000/e300c2c3.md: New file.
21978 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21980 (rs6000_override_options): Add e300c2 and e300c3 cases to
21981 processor_target_table. Do not allow usage of Altivec or Spe
21982 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21983 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
21984 * config/rs6000/rs6000.h (processor_type): Add
21985 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
21986 (ASM_CPU_SPEC): Add e300c2 and e300c3.
21987 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
21988 and ppce300c3. Include e300c2c3.md.
21990 2008-02-23 David Edelsohn <edelsohn@gnu.org>
21992 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
21993 instead of TARGET_STRICT_ALIGN.
21995 2008-02-23 Joseph Myers <joseph@codesourcery.com>
21997 * explow.c (memory_address): Assert that the generated address is
22000 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22003 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22004 * config/darwin-ppc-ldouble-patch.def: New file.
22005 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22006 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22007 SUBTARGET_INIT_BUILTINS if defined.
22008 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22011 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22014 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22015 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22017 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22020 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22021 file" warning condtional on -Winvalid-PCH.
22023 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22025 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22027 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22031 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22032 prevent reload from using MMX registers.
22033 (*mov<mode>_internal): Ditto.
22034 (*movv2sf_internal_rex64): Ditto.
22035 (*movv2sf_internal): Ditto.
22037 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22039 PR documentation/31569
22040 * doc/install.texi2html: Use makeinfo --no-number-sections.
22042 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22044 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22045 ensure that we can address an entire entity > 8 bytes. Don't
22046 generate reg+reg addressing for such data.
22048 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22050 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22051 strings when optimizing for size, unless the target cares about
22054 2008-02-22 Tom Tromey <tromey@redhat.com>
22056 * regclass.c (current_pass): Remove declaration.
22058 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22060 * config/avr/libgcc.S (__RAMPZ__): Define.
22061 (__do_copy_data): Add for devices with 128KB code memory.
22063 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22065 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22067 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22069 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22071 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22074 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22077 * c-typeck.c (build_binary_op): Warn about floating point
22078 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22080 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22083 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22084 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22086 (rs6000_override_options): Set altivec_abi as default, not override,
22087 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22088 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22089 is used; use new member spe_abi.
22090 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22091 spe_abi and altivec_abi.
22093 2008-02-22 Tomas Bily <tbily@suse.cz>
22095 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22097 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22100 * config.build (build_file_translate): Set to `CMD //c' only if
22102 * Makefile.in (build_file_translate): Improve comment.
22104 2008-02-21 Jan Hubicka <jh@suse.cz>
22106 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22107 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22108 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22110 2008-02-21 Michael Matz <matz@suse.de>
22113 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22115 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22117 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22118 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22119 as insn constraint.
22120 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22121 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22122 SSE_VEC_FLOAT_MODE_P as insn constraint.
22123 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22124 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22125 sse4a_movntdf using MODEF mode iterator.
22126 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22127 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22128 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22129 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22130 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22131 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22132 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22134 2008-02-21 Richard Guenther <rguenther@suse.de>
22136 * tree.def (PAREN_EXPR): New tree code.
22137 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22139 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22140 * expr.c (expand_expr_real_1): Likewise.
22141 * tree-inline.c (estimate_num_insns_1): Likewise.
22142 * tree-complex.c (expand_complex_move): Likewise.
22143 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22146 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22149 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22151 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22154 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22156 * config/sh/sh.c (find_barrier): Don't go past
22157 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22159 2008-02-20 DJ Delorie <dj@redhat.com>
22161 * config/h8300/h8300.md (insv): Force source operand to be a register.
22163 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22164 as a jump, not as a plain insn.
22166 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22168 * doc/invoke.texi (Warning Options): Add new option
22169 -Wframe-larger-than=.
22170 (-Wframe-larger-than): Document.
22172 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22173 Add declarations for new option variables.
22175 * final.c (final_start_function): Check the frame size
22176 before emission and issue a Wframe-larger-than warning.
22178 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22179 Add definitions for new option variables.
22180 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22182 * common.opt (Wframe-larger-than=): New option.
22184 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22186 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22187 (<sse>_div<mode>3): Ditto.
22188 (<sse>_vmdiv<mode>3): Ditto.
22189 (<sse>_vmsqrt<mode>2): Ditto.
22190 (*smax<mode>3): Ditto.
22191 (sse5_frcz<mode>2): Ditto.
22192 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22193 as insn constraint.
22195 2008-02-20 Richard Guenther <rguenther@suse.de>
22197 PR middle-end/35265
22198 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22199 be happy with INTEGRAL_TYPE_P.
22201 2008-02-20 Richard Guenther <rguenther@suse.de>
22203 * fold-const.c (split_tree): Associate floatig-point expressions
22204 if flag_associative_math is set.
22206 2008-02-20 Richard Guenther <rguenther@suse.de>
22208 * tree.h (fold_real_zero_addition_p): Declare.
22209 * fold-const.c (fold_real_zero_addition_p): Export.
22210 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22211 floating-point operations with zero and one.
22213 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22215 * doc/install.texi: Correct references to CFLAGS, replacing them
22216 with BOOT_CFLAGS. Document flags used during bootstrap for
22219 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22221 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22222 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22223 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22225 (smin<mode>3): Ditto from similar patterns.
22226 (smax<mode>3): Ditto.
22227 (*ieee_smin<mode>3): Ditto.
22228 (*ieee_smax<mode>3): Ditto.
22229 * config/i386/sse.md (sse): New mode attribute.
22230 (mov<mode>): Macroize expander from movv4sf and movv2df using
22231 SSEMODEF2P mode iterator.
22232 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22233 SSE_VEC_FLOAT_MODE_P as insn constraint.
22234 (storent<mode>): Ditto.
22235 (storent<mode>): Macroize expander from storentsf and storentdf using
22236 MODEF mode iterator.
22237 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22238 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22239 (abs<mode>2): Ditto from similar patterns.
22240 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22241 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22242 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22243 (<sse>_vmsqrt<mode>2): Ditto.
22244 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22245 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22246 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22247 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22248 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22249 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22250 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22252 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22253 iterator and SSE_FLOAT_MODE_P as insn constraint.
22254 (<sse>_ucomi): Ditto from similar patterns.
22255 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22256 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22257 SSE_VEC_FLOAT_MODE_P as insn constraint.
22258 (vcond<mode>): Ditto from similar patterns.
22259 (and<mode>3, *and<mode>3): Ditto.
22260 (<sse>_nand<mode>3): Ditto.
22261 (ior<mode>3, *ior<mode>3): Ditto.
22262 (xor<mode>3, *xor<mode>3): Ditto.
22263 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22264 iterator and SSE_FLOAT_MODE_P as insn constraint.
22265 (*nand<mode>3): Ditto from similar patterns.
22266 (*ior<mode>3): Ditto.
22267 (*xor<mode>3): Ditto.
22269 2008-02-20 Ira Rosen <irar@il.ibm.com>
22271 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22272 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22273 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22275 2008-02-19 Jan Hubicka <jh@suse.cz>
22277 * predict.c (tree_bb_level_predictions): Remove variable next
22278 mistakely introduced by previous commit.
22280 2008-02-19 Jan Hubicka <jh@suse.cz>
22282 * predict.c (predict_paths_leading_to): Rewrite.
22283 (predict_paths_for_bb): New.
22284 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22286 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22289 * Makefile.in (build_file_translate): New.
22290 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22291 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22292 * configure.ac (build_file_translate): Substitute it.
22293 * configure: Regenerate.
22295 2008-02-19 Jan Hubicka <jh@suse.cz>
22297 PR rtl-optimization/34408
22298 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22301 2008-02-19 Jan Hubicka <jh@suse.cz>
22303 PR middle-end/28779
22304 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22307 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22310 * config/i386/i386-modes.def: Revert the last DI alignment
22311 change until Ada people can look into it.
22313 2008-02-19 Nick Clifton <nickc@redhat.com>
22315 * opts.c (print_specific_help): Fix typo in --help text.
22317 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22320 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22321 32-bit inline asm without asm alternatives for host GCC < 3.0.
22323 2008-02-19 Richard Guenther <rguenther@suse.de>
22325 PR tree-optimization/34989
22326 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22327 Allow propagation to INDIRECT_REF if we can simplify only.
22329 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22331 * c-common.c (warn_for_collisions_1): Use appropriate option when
22334 2008-02-19 Nick Clifton <nickc@redhat.com>
22337 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22338 (handle_options): Fix indentation.
22339 (print_filtered_help): If no language-specific options were
22340 displayed tell the user how to list all the options supported by
22341 the language's front-end.
22342 (print_specific_help): Fix indentation and remove duplicate line.
22343 (common_handle_option): Handle the -v option.
22344 For --help enable the display of undocumented options if the -v
22345 switch has been included on the command line.
22346 For --help= check for overlaps in the arguments between the option
22347 classes and the language names and issue a warning when they
22348 cannot be disambiguated.
22349 * c.opt (v): Pass on to the common option handler.
22351 2008-02-19 Revital Eres <eres@il.ibm.com>
22353 * modulo-sched.c (sms_schedule): Change dump message when
22354 create_ddg function fails.
22355 (try_scheduling_node_in_cycle): Rename row to cycle.
22356 (print_partial_schedule): Rename CYCLE to ROW.
22358 2008-02-19 Christian Bruel <christian.bruel@st.com>
22359 Zdenek Dvorak <ook@ucw.cz>
22361 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22363 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22366 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22367 (*x86_movdicc_0_m1_se): Ditto.
22369 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22371 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22372 (CMPtype): Define as __gcc_CMPtype.
22373 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22374 (CMPtype): Define as __gcc_CMPtype.
22376 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22378 Support valgrind 3.3 for --enable-checking=valgrind.
22379 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22381 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22382 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22383 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22384 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22385 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22386 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22387 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22389 * ggc-zone.c: Similar.
22390 * ggc-page.c: Similar.
22392 2008-02-19 Paul Brook <paul@codesourcery.com>
22395 * config/arm/ieee754-df.S: Fix do_it typo.
22396 * config/arm/ieee754-sf.S: Fix do_it typo.
22398 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22401 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22402 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22403 (OPTION_MASK_ISA_SSE_SET): Likewise.
22404 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22405 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22406 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22407 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22408 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22409 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22410 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22411 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22412 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22413 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22414 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22415 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22416 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22417 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22418 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22419 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22420 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22421 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22422 (OPTION_MASK_ISA_SSE4): Removed.
22423 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22424 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22425 (override_options): Don't turn on implied SSE/MMX bits in
22428 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22430 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22433 2008-02-18 Joey Ye <joey.ye@intel.com>
22435 PR middle-end/34921
22436 * tree-nested.c (insert_field_into_struct): Set type alignment
22437 to field alignment if the former is less than the latter.
22439 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22441 * BASE-VER: Set to 4.4.0.
22443 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22445 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22446 * doc/cfg.texi: Likewise.
22447 * doc/extend.texi: Likewise.
22448 * doc/gty.texi: Likewise.
22449 * doc/invoke.texi: Likewise.
22450 * doc/loop.texi: Likewise.
22451 * doc/md.texi: Likewise.
22452 * doc/passes.texi: Likewise.
22453 * doc/rtl.texi: Likewise.
22454 * doc/sourcebuild.texi: Likewise.
22455 * doc/tm.texi: Likewise.
22456 * doc/tree-ssa.texi: Likewise.
22458 2008-02-17 Richard Guenther <rguenther@suse.de>
22460 PR middle-end/35227
22461 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22462 without default definition.
22464 2008-02-17 Richard Guenther <rguenther@suse.de>
22466 PR tree-optimization/35231
22467 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22470 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22473 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22474 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22475 libgcc_cmp_return mode.
22477 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22480 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22482 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22484 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22487 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22489 * doc/c-tree.texi: Use `@.' where appropriate.
22490 * doc/extend.texi: Likewise.
22491 * doc/install.texi: Likewise.
22492 * doc/invoke.texi: Likewise.
22493 * doc/loop.texi: Likewise.
22494 * doc/makefile.texi: Likewise.
22495 * doc/md.texi: Likewise.
22496 * doc/passes.texi: Likewise.
22497 * doc/standards.texi: Likewise.
22498 * doc/tm.texi: Likewise.
22500 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22502 PR middle-end/35196
22503 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22505 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22506 rather than in entry_bb.
22508 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 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22515 PR middle-end/35130
22516 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22517 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22519 2008-02-15 Richard Guenther <rguenther@suse.de>
22520 Zdenek Dvorak <ook@ucw.cz>
22522 PR tree-optimization/35164
22523 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22524 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22525 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22526 Only propagate addresses which do not have abnormal SSA_NAMEs
22529 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22532 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22534 2008-02-15 Jan Hubicka <jh@suse.cz>
22536 PR middle-end/35149
22537 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22539 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22541 PR middle-end/34621
22542 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22543 when calculating alignment_pad.
22545 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22547 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22548 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22549 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22550 and STACK_BOUNDARY define.
22552 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22554 PR preprocessor/35061
22555 * c-pragma.c (handle_pragma_pop_macro): Check that
22556 pushed_macro_table has been allocated.
22558 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22560 PR middle-end/35136
22561 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22562 (force_gimple_operand): Likewise.
22563 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22564 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22565 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22566 (find_interesting_uses_address): Check addressability and alignment
22567 of the base expression only after substituting bases of IVs into it.
22569 2008-02-14 Michael Matz <matz@suse.de>
22572 * function.c (instantiate_virtual_regs_in_insn): Reload address
22573 before falling back to reloading the whole operand.
22575 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22577 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22578 before the first section switch note.
22580 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22582 * doc/bugreport.texi: Update copyright years.
22583 * doc/c-tree.texi: Likewise.
22584 * doc/cfg.texi: Likewise.
22585 * doc/cpp.texi: Likewise.
22586 * doc/cppinternals.texi: Likewise.
22587 * doc/fragments.texi: Likewise.
22588 * doc/frontends.texi: Likewise.
22589 * doc/gcc.texi: Likewise.
22590 * doc/gty.texi: Likewise.
22591 * doc/hostconfig.texi: Likewise.
22592 * doc/implement-c.texi: Likewise.
22593 * doc/libgcc.texi: Likewise.
22594 * doc/loop.texi: Likewise.
22595 * doc/makefile.texi: Likewise.
22596 * doc/options.texi: Likewise.
22597 * doc/passes.texi: Likewise.
22598 * doc/rtl.texi: Likewise.
22599 * doc/sourcebuild.texi: Likewise.
22600 * doc/standards.texi: Likewise.
22601 * doc/tree-ssa.texi: Likewise.
22602 * doc/trouble.texi: Likewise.
22604 * doc/extend.texi: Use @: or add comma where appropriate.
22605 * doc/invoke.texi: Likewise.
22606 * doc/tm.texi: Likewise.
22608 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22611 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22614 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22616 * doc/md.texi (clz, ctz): Add reference.
22617 * doc/rtl.texi (clz, ctz): Likewise.
22619 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22622 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22625 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22627 * config/s390/s390.c (struct constant_pool): New field
22628 emit_pool_after added.
22629 (s390_mainpool_start): Set the emit_pool_after flag according
22630 to the section switch notes.
22631 (s390_mainpool_finish): Consider emit_pool_after when emitting
22632 the literal pool at the end of the function.
22633 (s390_chunkify_start): Force literal pool splits at section
22636 2008-02-13 Michael Matz <matz@suse.de>
22639 * var-tracking.c (clobber_variable_part): Correctly traverse the
22642 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22645 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22646 Add -fdump-ipa-inline.
22647 * tree-dump.c (dump_files): Remove tree-inlined dump.
22648 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22650 2008-02-12 Richard Guenther <rguenther@suse.de>
22652 PR tree-optimization/35171
22653 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22656 2008-02-12 Richard Guenther <rguenther@suse.de>
22658 PR middle-end/35163
22659 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22660 value-preserving mode. Disallow final truncation.
22662 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22664 PR middle-end/35136
22665 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22666 code from here to...
22667 (force_gimple_operand): ...here.
22669 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22672 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22673 non-compatible pointers.
22674 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22675 different FIELD_DECLs, try harder by comparing field offsets, sizes
22678 PR inline-asm/35160
22679 * function.c (match_asm_constraints_1): Don't replace the same input
22682 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22684 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22685 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22686 (expand_epilogue): Restore RAMPZ register.
22687 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22689 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22691 * config/i386/cygwin.asm: (__alloca): Correct calling
22692 convention and alignment.
22693 (__chkstk): Force 8 byte stack alignment.
22695 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22696 Richard Guenther <rguenther@suse.de>
22698 PR tree-optimization/33992
22699 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22700 the zero we compare against.
22702 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22704 PR libfortran/35063
22705 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22706 to CloseHandle after unlocking to prevent accumulation of handle
22709 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22711 PR middle_end/34150
22712 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22713 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22714 and update LABEL_NUSES during and after reload.
22716 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22718 PR middle-end/34627
22719 * combine.c (simplify_if_then_else): Make sure the comparison is
22720 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22722 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22725 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22726 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22727 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22728 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22729 * tree.h (get_type_static_bounds): Likewise.
22731 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22733 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22734 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22735 Make -Wfoo language annotations match what the compiler outputs.
22737 2008-02-08 Sa Liu <saliu@de.ibm.com>
22739 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22740 intrinsics spu_convts, spu_convtu, spu_convtf.
22742 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22744 * doc/extend.texi (Function Attributes) <noinline>: Mention
22745 asm ("") as method to keep calls.
22747 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22750 * doc/options.texi (Options): Replace references to opts.sh with
22752 * opts-common.c: Likewise.
22753 * optc-gen.awk: Likewise.
22755 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22757 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22759 2008-02-07 Richard Henderson <rth@redhat.com>
22762 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22763 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22766 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22768 PR tree-optimization/35085
22769 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22770 for operand entry oe2 in addition to operand entry oe3 in order to
22771 expose more opportunities for vectorizer sum reduction.
22773 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22776 * Makefile.in (LIBS): Remove $(GMPLIBS).
22777 (cc1-dummy, cc1): Add $(GMPLIBS).
22779 2008-02-06 Jan Hubicka <jh@suse.cz>
22782 * i386.md (moddf_integer): Do not produce partial memory stalls for
22783 targets where it hurts.
22785 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22788 * optabs.c (expand_float): Do not check for decimal modes when
22789 expanding unsigned integer through signed conversion.
22791 2008-02-06 Nick Clifton <nickc@redhat.com>
22793 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22794 inside the clobber with a match_operand and duplicated operand
22795 number in the constraint.
22796 (ineqbranchsi): Delete redundant comment.
22798 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22800 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22801 builtin_define ("__USE_INIT_FINI__").
22802 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22804 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22806 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22808 PR documentation/30330
22809 * doc/invoke.texi (C++ Dialect Options)
22810 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22811 For each warning option -Wfoo that allows -Wno-foo, ensure both
22812 -Wfoo and -Wno-foo are listed in the option index. Fix index
22813 entry of -Wswitch-default, index -Wnormalized= including the
22814 `=', and -Wlarger-than-@var{len} including @var{len}.
22816 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22818 * config/i386/i386.md (floatunssisf2): Use
22819 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22820 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22821 Macroize expander using MODEF mode iterator.
22823 2008-02-05 Diego Novillo <dnovillo@google.com>
22825 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22828 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22830 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22833 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22835 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22838 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22839 to indicate if a message should be generated.
22840 (init_cumulative_args): Updated.
22841 (function_value_32): Likewise.
22843 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22845 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22847 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22850 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22851 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22853 2008-02-04 Diego Novillo <dnovillo@google.com>
22855 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22858 * tree-vrp.c (vrp_evaluate_conditional): With
22859 -Wtype-limits, emit a warning when comparing against a
22860 constant outside the natural range of OP0's type.
22862 2008-02-04 Richard Guenther <rguenther@suse.de>
22864 PR middle-end/33631
22865 * expr.c (count_type_elements): Give for unions instead of
22868 2008-02-04 Richard Guenther <rguenther@suse.de>
22870 PR middle-end/35043
22871 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22872 to TYPE_DOMAINs base type instead of using bitsizetype here.
22874 2008-02-03 Jason Merrill <jason@redhat.com>
22876 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22878 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22881 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22882 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22883 (RS/6000 and PowerPC Options): Fix typos and markup.
22884 * doc/passes.texi (Tree-SSA passes): Likewise.
22886 2008-02-02 Michael Matz <matz@suse.de>
22889 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22890 from record_last_reg_set_info.
22891 (record_last_reg_set_info): Take an RTX argument, iterate over all
22892 constituent hardregs.
22893 (record_last_set_info, record_opr_changes): Change calls to
22894 new signature or to record_last_reg_set_info_regno.
22896 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22898 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22900 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22902 PR rtl-optimization/34773
22903 * reg-notes.def (EQUAL): Mention significance of combination of
22904 REG_EQUAL and REG_RETVAL.
22905 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22906 insn that has a REG_RETVAL.
22908 2008-02-01 Roger Sayle <roger@eyesopen.com>
22911 * configure.ac (--enable-fixed-point): Disable unless explicitly
22913 * configure: Regenerate.
22915 2008-02-01 Richard Guenther <rguenther@suse.de>
22918 * invoke.texi (-finline-limit): Remove no longer true parts
22919 of the documentation. Note that there is no default value.
22921 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22922 Mark Mitchell <mark@codesourcery.com>
22923 Ben Elliston <bje@au.ibm.com>
22926 * doc/extend.texi (Other Builtins): Document.
22928 2008-01-31 Tom Browder <tom.browder@gmail.com>
22930 * doc/c-tree.texi (Types): Fix grammar.
22931 (Expression trees): Ditto.
22932 * doc/passes.texi (Tree-SSA passes): Ditto.
22934 * doc/configterms.texi (Configure Terms): Fix typo.
22935 * doc/cpp.texi (Common Predefined Macros): Ditto.
22936 * doc/md.texi (Machine Constraints): Ditto.
22938 * doc/makefile.texi (Makefile): Add comma.
22940 2008-01-31 Tom Browder <tom.browder@gmail.com>
22941 Gerald Pfeifer <gerald@pfeifer.com>
22943 * doc/sourcebuild.texi (Front End): Remove references to CVS
22944 and CVSROOT/modules.
22945 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22946 (Back End): Remove reference to CVS.
22948 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22951 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22953 (mips16_gp_pseudo_reg): ...here.
22954 * config/mips/mips.md (load_const_gp): Replace with...
22955 (load_const_gp_<mode>): ...this :P-based insn.
22957 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22959 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22960 options. Minor fixes.
22961 (-std): Move reference to standards closer to where language
22962 standards are first mentioned.
22964 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22966 PR rtl-optimization/34995
22967 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22968 parameter and return a bool. If the rtx parameter is nonnull,
22969 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22970 (find_reloads): Update call accordingly. Pass the new operand
22971 if it needed no address reloads, otherwise pass null.
22973 2008-01-30 Richard Henderson <rth@redhat.com>
22976 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22977 for unbounded arrays.
22979 2008-01-30 Silvius Rus <rus@google.com>
22981 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22983 2008-01-30 Jan Hubicka <jh@suse.cz>
22986 * i386.c (init_cumulative_args): Use real function declaration when
22989 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
22991 PR rtl-optimization/34998
22992 * global.c (build_insn_chain): Treat non-subreg_lowpart
22993 SUBREGs of pseudos as clobbering all the words covered by the
22994 SUBREG, not just all the bytes.
22995 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
22996 original df_ref rather than an extract parameter.
22997 (global_conflicts): Update call accordingly.
22999 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23001 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23002 the overflow check to make it easier to read.
23003 (__fixtfdi): Change the type of the ll member in union
23004 long_double to UDItype_x.
23006 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23008 PR middle-end/34969
23009 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23010 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23011 * tree-inline.c (fold_marked_statements): Call
23012 cgraph_update_edges_for_call_stmt if folding a call statement.
23013 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23014 debug_generic_stmt calls, reset it back afterwards.
23017 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23019 * c-typeck.c (build_external_ref): Don't pedwarn about
23020 static vars in current function's scope.
23022 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23024 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23026 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23029 * ipa-struct-reorg.c: Fix spelling.
23030 * params.def: Ditto.
23032 2008-01-29 Richard Guenther <rguenther@suse.de>
23034 PR middle-end/35006
23035 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23037 * tree-inline.c (remap_type): Increment remapping_type_depth
23038 around remapping types.
23039 (copy_body_r): Only add referenced variables if they are referenced
23040 from code, not types.
23042 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23053 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23054 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23056 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23059 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23060 pointer for tiny stack.
23062 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23064 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23066 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23068 * config/vx-common.h: Fix typo in comment.
23070 2008-01-28 Ian Lance Taylor <iant@google.com>
23074 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23075 coalesce pointers if they have different DECL_NO_TBAA_P values.
23076 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23077 between variables with different DECL_NO_TBAA_P values.
23079 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23082 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23083 are not legitimate small data references on SPE targets.
23085 2008-01-28 David Daney <ddaney@avtrex.com>
23087 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23089 2008-01-28 David Daney <ddaney@avtrex.com>
23091 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23093 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23095 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23096 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23097 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23098 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23099 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23100 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23101 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23102 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23104 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23106 * basic-block.h (condjump_equiv_p): Fix comment.
23108 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23110 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23111 print_generic_stmt_indented): Fix comment.
23113 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23115 * configure.ac (__stack_chk_fail): Add detecion for availability
23116 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23117 * configure: Regenerate.
23119 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23121 PR middle-end/34688
23122 * final.c (output_addr_const): Handle TRUNCATE.
23124 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23127 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23128 (zero_cost, infinite_cost): New constants.
23129 (struct cost_pair): Change type of cost to comp_cost.
23130 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23131 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23133 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23134 split_address_cost, ptr_difference_cost, difference_cost,
23135 get_computation_cost_at, get_computation_cost,
23136 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23137 determine_use_iv_cost_condition, determine_use_iv_costs,
23138 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23139 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23140 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23141 Change type of cost to comp_cost.
23142 (determine_iv_cost): Increase cost of non-original ivs, instead
23143 of decreasing the cost of original ones.
23144 (get_address_cost): Indicate the complexity of the addressing mode
23146 (try_add_cand_for): Prefer using ivs not specific to some object.
23147 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23149 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23150 Janis Johnson <janis187@us.ibm.com>
23153 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23154 (TARGET_INSTANTIATE_DECLS): Likewise.
23155 * target.h (expand_to_rtl_hook): New target hook.
23156 (instantiate_decls): Likewise.
23157 * function.c (instantiate_decl): Make non-static. Rename to...
23158 (instantiate_decl_rtl): ... this.
23159 (instantiate_expr): Use instantiate_decl_rtl.
23160 (instantiate_decls_1): Likewise.
23161 (instantiate_decls): Likewise.
23162 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23163 * function.h (instantiate_decl_rtl): Add prototype.
23164 * cfgexpand.c (target.h): New include.
23165 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23166 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23167 (TARGET_INSTANTIATE_DECLS): Likewise.
23168 (TARGET_INITIALIZER): New target hooks added.
23169 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23171 * config/rs6000/rs6000.c (tree-flow.h): New include.
23172 (machine_function): Add sdmode_stack_slot field.
23173 (rs6000_alloc_sdmode_stack_slot): New function.
23174 (rs6000_instantiate_decls): Likewise.
23175 (rs6000_secondary_memory_needed_rtx): Likewise.
23176 (rs6000_check_sdmode): Likewise.
23177 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23178 (TARGET_INSTANTIATE_DECLS): Likewise.
23179 (rs6000_hard_regno_mode_ok): Allow SDmode.
23180 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23181 (rs6000_emit_move): Handle SDmode.
23182 (function_arg_advance): Likewise.
23183 (function_arg): Likewise.
23184 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23185 SDmode var args for 32-bit compiles.
23186 (rs6000_secondary_reload_class): Handle SDmode.
23187 (rs6000_output_function_epilogue): Likewise.
23188 (rs6000_function_value): Simplify if statement.
23189 (rs6000_libcall_value): Likewise.
23190 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23191 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23192 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23193 (movsd_hardfloat): New define_insn.
23194 (movsd_softfloat): Likewise.
23195 (movsd_store): Likewise.
23196 (movsd_load): Likewise.
23197 (extendsddd2): Likewise.
23198 (extendsdtd2): Likewise.
23199 (truncddsd2): Likewise.
23200 (movdd_hardfloat64): Fixup comment.
23201 (UNSPEC_MOVSD_LOAD): New constant.
23202 (UNSPEC_MOVSD_STORE): Likewise.
23204 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23207 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23209 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23210 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23211 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23212 and TRUTH_XOR_EXPR.
23214 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23217 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23218 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23219 __LONGDOUBLE128 too.
23220 * config/rs6000/aix61.h: New file.
23222 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23224 PR rtl-optimization/34959
23225 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23226 popcount and parity rtxes the same mode as their operand.
23227 Truncate or extend the result to the return value's mode
23230 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23233 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23234 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23235 to GOT_VERSION_REGNUM.
23236 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23237 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23238 * config/mips/mips.c (mips_emit_call_insn): New function.
23239 (mips_call_tls_get_addr): Call mips_expand_call directly.
23240 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23242 (mips16_build_call_stub): Likewise. Return the call insn or null.
23243 (mips_expand_call): Update the call to mips16_build_call_stub
23244 accordingly and a remove redundant condition. Assert that MIPS16
23245 stubs do not use lazy binding. Use mips_emit_call_insn and return
23247 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23249 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23250 (mips_avoid_hazard): Remove hazard_set handling.
23251 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23252 (UNSPEC_RESTORE_GP): ...this.
23253 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23254 (FAKE_CALL_REGNO): Rename to...
23255 (GOT_VERSION_REGNUM): ...this.
23256 (type): Add "ghost" value. Add an associated insn reservation.
23257 (hazard_set): Remove.
23258 (exception_receiver): Rename to...
23259 (restore_gp): ...this and update the unspec identifier accordingly.
23260 (exception_receiver, nonlocal_got_receiver): New expanders.
23261 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23262 FAKE_CALL_REGNO. Remove hazard_set attribute.
23263 (set_got_version, update_got_version): New patterns.
23265 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23268 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23270 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23273 * doc/install.texi2html: Generate gcc-vers.texi.
23275 2008-01-25 DJ Delorie <dj@redhat.com>
23277 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23279 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23281 * config/c4x: Remove directory.
23282 * config.gcc (crx-*, mt-*): Mark obsolete.
23283 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23284 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23285 sh-*-rtemscoff*): Remove cases.
23286 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23287 * real.c (encode_c4x_single, decode_c4x_single,
23288 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23289 c4x_extended_format): Remove.
23290 * real.h (c4x_single_format, c4x_extended_format): Remove.
23291 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23293 (Pragmas): Remove comment about c4x pragmas.
23294 * doc/install.texi (c4x): Remove target-specific instructions.
23295 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23296 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23297 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23298 refer to C4x source files as examples.
23299 (C4X_FLOAT_FORMAT): Remove documentation.
23301 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23303 * config/bfin/bfin.c (override_options): Reorder tests so that
23304 flag_pic gets enabled for -msep-data.
23306 2008-01-25 Richard Guenther <rguenther@suse.de>
23308 PR middle-end/32244
23309 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23310 to its bitfield precision if required.
23312 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23314 PR middle-end/33880
23315 * tree-nested.c (walk_omp_for): New function.
23316 (convert_nonlocal_reference, convert_local_reference): Call
23317 walk_omp_for on OMP_FOR.
23318 (convert_call_expr): Call walk_body on OMP_FOR's
23319 OMP_FOR_PRE_INIT_BODY.
23321 2008-01-25 Richard Guenther <rguenther@suse.de>
23323 PR tree-optimization/34966
23324 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23325 default defs and PHI_NODEs we have to insert after the
23326 defining statement.
23328 2008-01-24 Nick Clifton <nickc@redhat.com>
23330 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23331 Provide a default definition.
23332 (LIBGCC2_UNITS_PER_WORD): Likewise.
23334 * config/stormy16/stormy16.c: Include df.h for the prototype
23335 for df_regs_ever_live_p.
23336 (xstormy16_expand_builtin_va_start): Convert the stack offset
23337 into a component_ref and then use POINTER_PLUS_EXPR to add it
23338 to the incoming_virtual_args_rtx.
23339 (xstormy16_gimplify_va_arg_expr): Rename to
23340 xstormy16_gimplify_va_arg_expr.
23341 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23342 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23343 xstormy16_gimplify_va_arg_expr.
23344 Fix up some formatting issues.
23346 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23347 Move to predicates.md.
23348 (xs_hi_general_operand): Likewise.
23349 (xs_hi_nonmemory_operand): Likewise.
23350 * config/stormy16/predicates.md:
23351 (xstormy16_carry_plus_operand): New predicate.
23352 (xs_hi_general_operand): New predicate.
23353 (xs_hi_nonmemory_operand): New predicate.
23354 * config/stormy16/stormy16-protos.h:
23355 (xstormy16_carry_plus_operand): Delete prototype.
23356 (xs_hi_general_operand): Likewise.
23357 (xs_hi_nonmemory_operand): Likewise.
23359 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23360 modifiers as they are no longer needed and they can trigger
23361 reload spill failures.
23363 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23364 with a match_operand in order to help reload.
23366 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23367 constraint with 'e' for the 8th alternative as this version of
23368 the mov.w instruction only accepts the lower 8 registers.
23370 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23373 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23374 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23377 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23379 PR middle-end/33333
23380 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23382 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23384 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23386 (remove_structure): Update allocations list before removing structure.
23388 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23390 * ipa-struct-reorg.c (is_safe_cond_expr,
23391 create_new_stmts_for_cond_expr): Use integer_zerop function,
23392 that recognize not only zero-pointer, but zero-integer too.
23394 2008-01-25 Ben Elliston <bje@au.ibm.com>
23397 * fixproto: Escape "." in sed expression that strips leading "./".
23399 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23402 * gcc.c (SWITCH_OK): Removed.
23403 (SWITCH_LIVE): Changed to bit.
23404 (SWITCH_FALSE): Likewise.
23405 (SWITCH_IGNORE): Likewise.
23406 (switchstr): Change live_cond to unsigned int.
23407 (process_command): Replace SWITCH_OK with 0.
23408 (do_self_spec): Likewise.
23409 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23410 (give_switch): Likewise.
23411 (used_arg): Likewise.
23412 (do_spec_1): Set the SWITCH_IGNORE bit.
23413 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23414 bits. Set the SWITCH_LIVE bit.
23416 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23418 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23420 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23422 PR tree-optimization/34472
23423 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23424 parameter to a "bool *" and set *DATA to false if there is
23425 an unsafe access. Do not delete the structure here.
23426 (check_cond_exprs): Delete it here instead.
23427 (check_cond_exprs, exclude_cold_structs): Do not increase
23428 I when removing a structure.
23430 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23433 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23434 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23436 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23438 PR middle-end/34934
23439 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23440 a fixed vector for stack.
23442 2008-01-24 Ben Elliston <bje@au.ibm.com>
23445 * doc/gcc.texi (Software development): Add a direntry for g++.
23447 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23449 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23450 stale and straggling -fforce-addr comments above.
23452 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23454 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23455 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23457 2008-01-23 Michael Matz <matz@suse.de>
23460 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23463 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23465 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23466 malloc result type.
23468 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23470 * config/avr/avr.c (avr_current_arch): New variable.
23471 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23472 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23473 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23474 (avr_override_options): Init 'avr_current_arch'.
23475 (base_arch_s): Move from here...
23476 * config/avr/avr.h (base_arch_s): ... here. Add new members
23477 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23478 'mega' to 'have_jmp_call'.
23479 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23480 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23482 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23484 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23485 MULTILIB_MATCHES): Ditto.
23487 2008-01-23 Richard Guenther <rguenther@suse.de>
23489 PR middle-end/31529
23490 * cgraphunit.c (cgraph_reset_node): Always mark the node
23491 not reachable if it is not queued already.
23493 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23495 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23496 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23497 (cputype_selected): New static variable.
23498 (bfin_handle_option): Set it if -mcpu is used.
23499 (override_option): Select default set of workarounds if no cpu type
23500 selected on the command line.
23501 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23503 From Michael Frysinger <michael.frysinger@analog.com>
23504 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23505 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23507 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23508 for bf547, bf523, bf524, and bf526.
23509 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23511 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23512 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23513 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23514 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23515 * doc/invoke.texi (Blackfin Options): Document that
23516 -mcpu now accept bf547, bf523, bf524, and bf526.
23518 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23520 PR rtl-optimization/34628
23521 * combine.c (try_combine): Stop and undo after the first combination
23522 if an autoincrement side-effect on the first insn has effectively
23525 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23528 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23529 Offset addresses are not valid for Altivec or paired float modes.
23531 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23534 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23535 if DECL_INITIAL (decl) is error_mark_node.
23538 * c-common.c (handle_vector_size_attribute): Only allow
23539 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23540 the same way as pointer, array etc. types.
23541 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23544 * tree.c (build_type_attribute_qual_variant): Call
23545 build_qualified_type if attributes are equal, but quals are not.
23547 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23550 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23551 * flags.h (warn_strict_aliasing): Remove.
23552 (warn_strict_overflow): Remove.
23553 * opts.c (warn_strict_aliasing): Remove.
23554 (warn_strict_overflow): Remove.
23555 * c-opts.c (c_common_handle_option): -Wall only sets
23556 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23557 (c_common_post_options): Give default values to -Wstrict-aliasing
23558 and -Wstrict-overflow if they are uninitialized.
23559 * common.opt (Wstrict-aliasing): Specify Var and Init.
23560 (Wstrict-overflow): Likewise.
23562 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23564 PR rtl-optimization/26854
23565 PR rtl-optimization/34400
23566 PR rtl-optimization/34884
23567 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23569 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23570 (df_rd_bb_info.expanded_lr_out): Deleted
23571 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23572 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23573 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23574 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23575 Removed code to allocate, initialize or free expanded_lr_out.
23576 (df_rd_bb_local_compute_process_def): Restructured to make more
23578 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23579 sets if the sets are being trimmed.
23581 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23584 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23585 (as_vers): Likewise.
23586 * configure: Regenerated.
23588 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23590 PR middle-end/33092
23591 * tree-pass.h (pass_build_alias): New pass.
23592 * tree-ssa-alias.c (gate_build_alias): New.
23593 (pass_build_alias): New.
23594 * passes.c (init_optimization_passes): Add pass_build_alias after
23595 pass_create_structure_vars.
23597 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23599 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23600 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23601 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23602 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23603 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23604 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23605 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23606 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23607 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23608 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23609 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23610 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23611 * config/s390/s390.md (FP_ALL): New mode iterator.
23612 (_d): New mode attribute.
23613 ("*signbit<mode>2>"): Changed mode of first operand.
23614 ("isinf<mode>2"): Changed mode of first operand.
23615 ("*TDC_insn"): Adaptation for DFP modes.
23617 2008-01-22 Ben Elliston <bje@au.ibm.com>
23619 * tree.c (check_qualified_type): Improve function description.
23621 2008-01-21 Jason Merrill <jason@redhat.com>
23624 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23625 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23628 2008-01-21 DJ Delorie <dj@redhat.com>
23630 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23633 2008-01-21 Richard Guenther <rguenther@suse.de>
23635 PR middle-end/34856
23636 * tree-cfg.c (verify_expr): Allow all invariant expressions
23637 instead of just constant class ones as reference argument.
23638 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23639 like any other constant.
23640 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23642 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23644 * regmove.c (fixup_match_1): Update call crossed frequencies.
23646 2008-01-21 Richard Guenther <rguenther@suse.de>
23649 * tree-inline.c (setup_one_parameter): Deal with mismatched
23650 types using a VIEW_CONVERT_EXPR.
23652 2008-01-21 Alon Dayan <alond@il.ibm.com>
23653 Olga Golovanevsky <olga@il.ibm.com>
23655 PR tree-optimization/34701
23656 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23657 when the structure size is not a power of 2.
23659 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23661 * doc/install.texi: Add doc for --enable-checking=df.
23663 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23665 PR rtl-optimization/34808
23666 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23668 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23670 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23673 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23675 PR rtl-optimization/26854
23676 PR rtl-optimization/34400
23677 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23679 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23680 (df_rd_bb_info.expanded_lr_out): New.
23681 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23682 * loop_iv.c (iv_analysis_loop_init): Ditto.
23683 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23684 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23685 Added code to allocate, initialize or free expanded_lr_out.
23686 (df_rd_bb_local_compute_process_def): Restructured to make
23687 more understandable.
23688 (df_rd_confluence_n): Add code to do nothing with fake edges and
23689 code to no apply invalidate_by_call sets if the sets are being trimmed.
23690 (df_lr_local_finalize): Renamed to df_lr_finalize.
23691 (df_live_local_finalize): Renamed to df_live_finalize.
23693 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23696 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23697 deciding whether to use reciprocal instructions.
23699 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23701 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23702 dwarf2out_note_section_used if cold_text_section is NULL.
23704 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23706 PR gcov-profile/34610
23707 * tree-cfg.c (make_edges): Mark both outgoing edges from
23708 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23709 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23710 from OMP_FOR and OMP_CONTINUE outgoing edges.
23712 * tree-profile.c (tree_profiling): Return early if
23713 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23715 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23716 from cfun to child_cfun.
23717 * function.h (struct function): Add after_tree_profile bit.
23719 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23721 * config/avr/avr.S (_exit): Disable interrupt.
23723 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23724 Steven Bosscher <stevenb.gcc@gmail.com>
23726 PR rtl-optimization/26854
23727 PR rtl-optimization/34400
23728 * df-problems.c (df_live_scratch): New scratch bitmap.
23729 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23730 (df_live_reset): Clear the proper bitmaps.
23731 (df_live_bb_local_compute): Only process the artificial defs once
23732 since the order is not important.
23733 (df_live_init): Init the df_live sets only with the variables
23734 found live by df_lr.
23735 (df_live_transfer_function): Use the df_lr sets to prune the
23736 df_live sets as they are being computed.
23737 (df_live_free): Free df_live_scratch.
23739 2008-01-18 Ian Lance Taylor <iant@google.com>
23741 * common.opt: Add fmerge-debug-strings.
23742 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23743 flag_merge_debug_strings rather than flag_merge_constants.
23744 * doc/invoke.texi (Option Summary): Mention
23745 -fmerge-debug-strings.
23746 (Debugging Options): Document -fmerge-debug-strings.
23748 2008-01-18 Ian Lance Taylor <iant@google.com>
23751 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23752 (struct tree_function_decl): Add new field operator_new_flag.
23753 * tree-inline.c (expand_call_inline): When inlining a call to
23754 operator new, force the return value to go into a variable, and
23755 set DECL_NO_TBAA_P on that variable.
23756 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23758 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23761 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23762 DWARF2_DEBUGGING_INFO.
23763 (dwarf2out_note_section_used): Ditto. Add prototype.
23764 (have_multiple_function_sections, text_section_used,
23765 cold_text_section_used, *cold_text_sections): Move declarations
23768 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23770 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23771 field and add signal_ra.
23772 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23773 assignments to frame state pc. Move end of stack check after
23774 MD_FALLBACK_FRAME_STATE_FOR.
23775 (uw_update_context_1): Use frame state signal_regs if set, instead
23776 of checking signal_frame flag.
23777 (uw_update_context): Use frame state signal_ra if set.
23778 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23779 * config/xtensa/linux-unwind.h: New file.
23781 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23783 * modulo-sched.c (get_sched_window): Fix comment typo.
23785 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23787 PR tree-optimization/34648
23788 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23790 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23792 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23793 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23795 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23797 PR rtl-optimization/34400
23798 * df-core.c (df_worklist_dataflow_overeager,
23799 df_worklist_dataflow_doublequeue): New functions.
23800 (df_worklist_dataflow): Two different worklist solvers.
23801 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23804 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23807 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23808 and ftree-parallelize-loops.
23810 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23812 PR rtl-optimization/34826
23813 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23815 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23817 * global.c (find_reg): Mark the eh regs as used if necessary.
23818 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23819 * ra.h (struct allocno): no_eh_reg field added. Changed
23820 no_stack_reg type to bitfield.
23822 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23824 * tree.c (substitute_in_expr): Add missing 'break'.
23826 2008-01-17 Richard Guenther <rguenther@suse.de>
23828 PR tree-optimization/34825
23829 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23830 x / x as division to handle.
23832 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23834 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23835 "-pthread" is specified.
23836 * pa-hpux11.h (LIB_SPEC): Likewise.
23838 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23839 Peter Bergner <bergner@vnet.ibm.com>
23841 PR rtl-optimization/33796
23842 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23844 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23846 PR libgfortran/34699
23847 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23849 * pa-hpux10.h (LINK_SPEC): Likewise.
23850 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23852 2008-01-16 Richard Guenther <rguenther@suse.de>
23854 PR middle-end/32628
23855 * fold-const.c (fold_convert_const_int_from_int): Do not
23856 set overflow if that occured only because of a sign extension
23857 change when converting from/to a sizetype with the same
23858 precision and signedness.
23860 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23863 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23864 location address to the correct place. Update copyright year.
23866 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23868 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23869 no dependences in the dependence_relations vector.
23871 2008-01-16 Jan Hubicka <jh@suse.cz>
23873 PR rtl-optimization/31396
23874 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23875 * cfg.c (dump_reg_info): Print it.
23876 * regs.h (struct reg_info_t): add freq_calls_crossed.
23877 (REG_FREQ_CALLS_CROSSED): New macro.
23878 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23879 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23880 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23881 regmove_optimize): Update call crossed frequencies.
23882 * local-alloc.c (struct qty): Add freq_calls_crossed.
23883 (alloc_qty): Copute freq_calls_crossed.
23884 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23885 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23886 * ra.h (struct allocno): Add freq_calls_crossed.
23888 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23890 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23891 libgomp when compiling with ftree-parallelize-loops.
23892 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23894 2008-01-16 Richard Guenther <rguenther@suse.de>
23896 PR tree-optimization/34769
23897 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23898 * tree.c (int_cst_value): Instead make this function more
23899 permissive in what it accepts as valid input. Document this
23900 function always sign-extends the value.
23902 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23903 Richard Guenther <rguenther@suse.de>
23906 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23907 (gimple_fold_indirect_ref_rhs): ... this.
23908 (gimple_fold_indirect_ref): New function with foldings
23909 that preserve lvalueness.
23910 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23911 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23912 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23913 to fold an INDIRECT_REF, fall back to the old use of
23914 fold_indirect_ref_1.
23916 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23918 * tree-data-ref.c (subscript_dependence_tester_1): Call
23919 free_conflict_function.
23920 (compute_self_dependence): Same.
23922 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23925 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23926 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23928 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23929 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23930 for DWARF2_UNWIND_INFO targets.
23932 2008-01-16 Richard Guenther <rguenther@suse.de>
23935 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23936 type qualifiers for function types.
23938 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23940 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23941 loop_iterator li from previous commit.
23943 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23945 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23947 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23949 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23950 (parallelize_loops): Don't parallelize irreducible components.
23952 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23955 * c-opts (c_common_post_options): Do not enable CPP
23956 flag_pedantic_errors by default.
23958 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23960 PR rtl-optimization/31944
23961 * cse.c (remove_pseudo_from_table): New function.
23962 (merge_equiv_classes): Use above function to remove pseudo-registers.
23963 (invalidate): Likewise.
23965 2008-01-13 Richard Guenther <rguenther@suse.de>
23967 PR middle-end/34601
23968 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23969 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23971 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23973 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23974 validate_change to unshare the source of the PC set.
23976 2008-01-12 Jan Hubicka <jh@suse.cz>
23978 PR middle-end/32135
23979 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23980 references above array bounds. This might trigger bounds checks for
23981 pointers to arrays.
23983 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23985 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
23986 new_replaceable_dependencies.
23988 2008-01-12 Doug Kwan <dougkwan@google.com>
23990 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
23991 instead of OPT_Wreturn_type in warning due to ignored return type
23993 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
23994 options included in -Wextra.
23995 * c.opt: New option -Wignored_qualifiers.
23996 * doc/invoke.texi (Warning Options, -Wextra): Add new option
23997 -Wignore_qualifiers.
23998 (-Wignored-qualifiers): Document.
23999 (-Wreturn-type): Remove description of functionality now handled
24000 by -Wignored-qualifiers.
24002 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24005 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24006 NOP_EXPR if it is between integral types with the same precision.
24008 2008-01-12 Jan Hubicka <jh@suse.cz>
24011 * invoke.texi (max-inline-recursive-depth): Fix default value.
24013 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24015 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24018 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24020 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24022 2008-01-11 James E. Wilson <wilson@specifix.com>
24025 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24027 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24029 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24030 save/restore frame pointer register and don't use 'call-prologues'
24031 optimization in function with "OS_task" attribute.
24033 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24035 PR middle-end/31309
24036 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24037 when copying to memory.
24039 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24041 PR rtl-optimization/30905
24042 * cfgcleanup.c: Include dce.h
24043 (crossjumps_occured): New global variable.
24044 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24045 If something changed, set crossjumps_occured to true.
24046 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24047 Don't add/remove fake edges to exit here...
24048 (cleanup_cfg): ...but do it here, when crossjumping.
24049 Run a fast DCE when successful crossjumps occured in the latest
24050 iteration of try_optimize_cfg.
24052 2008-01-11 Richard Guenther <rguenther@suse.de>
24054 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24055 (struct vn_unary_op_s): Likewise.
24056 (vn_reference_insert): Free old reference on hash collision.
24058 2008-01-10 Raksit Ashok <raksit@google.com>
24060 PR rtl-optimization/27971
24061 * combine.c (find_split_point): Split PLUS expressions which are
24062 inside a MEM rtx, and whose first operand is complex.
24064 2008-01-10 DJ Delorie <dj@redhat.com>
24066 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24067 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24068 (m32c_hard_regno_ok): Call the underlying function.
24070 2008-01-10 Richard Guenther <rguenther@suse.de>
24072 PR middle-end/34683
24073 * tree-cfg.c (tree_merge_blocks): Do not go through the
24074 full-blown folding and stmt updating path if we just deal
24075 with virtual operands.
24076 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24077 test for abnormal SSA_NAMEs.
24079 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24081 PR middle-end/34641
24082 * reload.c (push_reload): Add assertions. All constants from
24083 reg_equiv_constant should have been used for replacing the respective
24085 (find_reloads_address): Invoke find_reloads_address_part for
24086 constant taken from the reg_equiv_constant array.
24088 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24090 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24091 field (valnum) the first in the struct. Replace bools with
24094 2008-01-10 Richard Guenther <rguenther@suse.de>
24096 PR tree-optimization/34651
24097 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24098 types and ordering for masking and converting.
24100 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24102 PR tree-optimization/34017
24103 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24104 also for PHI_NODE expressions.
24106 2008-01-09 Jan Hubicka <jh@suse.cz>
24108 PR tree-optimization/34708
24109 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24110 based on number of case labels.
24111 (init_inline_once): Remove switch_cost.
24112 * tree-inline.h (eni_weights_d): Remove switch_cost.
24114 2008-01-09 Richard Guenther <rguenther@suse.de>
24115 Andrew Pinski <andrew_pinski@playstation.sony.com>
24117 PR middle-end/30132
24118 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24119 temporary if an rvalue is ok or an lvalue is not required.
24121 2008-01-09 Richard Guenther <rguenther@suse.de>
24123 PR middle-end/34458
24124 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24125 adjust return type.
24127 2008-01-09 Richard Guenther <rguenther@suse.de>
24129 PR middle-end/34679
24130 * tree.c (host_integerp): Check for sizetype only if the
24131 type is an integer type.
24133 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24136 * opts.c (decode_options): Disable inlining of functions called
24137 once if not in unit-at-a-time mode.
24139 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24141 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24143 2008-01-08 Richard Guenther <rguenther@suse.de>
24145 PR middle-end/31863
24146 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24147 out early if the result will be unused.
24149 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24154 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24155 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24158 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24160 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24161 for vectorization tuned.
24163 2008-01-08 Richard Guenther <rguenther@suse.de>
24165 PR tree-optimization/34683
24166 * tree-ssa-operands.c (operand_build_cmp): Export.
24167 * tree-ssa-operands.h (operand_build_cmp): Declare.
24168 * tree-vn.c (vuses_compare): Remove.
24169 (sort_vuses): Use operand_build_cmp.
24170 (sort_vuses_heap): Likewise.
24171 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24172 to re-use old VEC if available. Do not sort already sorted VUSEs.
24173 (vdefs_to_vec): Do not sort already sorted VDEFs.
24175 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24177 PR middle-end/34694
24178 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24180 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24183 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24184 limitations of reciprocal sequences on x86 targets.
24186 2008-01-08 Richard Guenther <rguenther@suse.de>
24188 PR tree-optimization/34683
24189 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24191 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24194 * config/darwin.c (darwin_mergeable_string_section): Don't use
24195 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24197 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24200 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24201 negxf2. Macroize expander using X87MODEF mode iterator. Change
24202 predicates of op0 and op1 to register_operand.
24203 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24204 expander using X87MODEF mode iterator. Change predicates of
24205 op0 and op1 to register_operand.
24206 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24207 corresponding patterns and macroize using MODEF macro. Change
24208 predicates of op0 and op1 to register_operand and remove
24209 "m" constraint. Disparage "r" alternative with "!".
24210 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24211 macroize using X87MODEF macro. Change predicates of op0 and op1
24212 to register_operand and remove "m" constraint. Disparage "r"
24213 alternative with "!".
24214 (absneg splitter with memory operands): Remove.
24215 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24216 patterns and macroize using X87MODEF mode iterator.
24217 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24218 Change predicate of op1 to register_operand.
24219 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24220 for memory operands.
24222 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24224 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24226 2008-01-07 Richard Guenther <rguenther@suse.de>
24228 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24231 2008-01-07 Richard Guenther <rguenther@suse.de>
24233 PR tree-optimization/34683
24234 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24235 VOPs of the needed size to save memory. Use VEC_quick_push
24236 to save compile-time.
24237 (vdefs_to_vec): Likewise.
24239 2008-01-07 Sa Liu <saliu@de.ibm.com>
24241 * config/spu/spu.md (divdf3): Genetate inline code for double
24242 division. The implementation doesn't handle INF or NAN, therefore it
24243 only applies when -ffinite-math-only is given.
24245 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24248 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24249 * doc/cpp.texi ([Common Predefined Macros]): Document.
24251 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24253 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24254 order to use commutative addition instead of subtraction.
24256 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24257 Mircea Namolaru <namolaru@il.ibm.com>
24258 Vladimir Yanovsky <yanov@il.ibm.com>
24259 Revital Eres <eres@il.ibm.com>
24261 PR tree-optimization/34263
24262 * tree-outof-ssa.c (process_single_block_loop_latch,
24263 contains_tree_r): New functions.
24264 (analyze_edges_for_bb): Call process_single_block_loop_latch
24265 function to empty single-basic-block latch block if possible.
24267 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24269 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24271 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24273 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24275 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24277 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24279 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24281 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24283 PR tree-optimization/34618
24284 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24287 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24290 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24291 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24292 Update copyright year.
24294 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24295 Update copyright year.
24296 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24299 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24301 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24302 edge does not point to current bb before changing need_assert.
24304 2008-01-04 Richard Guenther <rguenther@suse.de>
24306 PR middle-end/34029
24307 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24308 for verifying purposes if they are is_gimple_min_invariant.
24310 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24312 PR tree-optimization/34448
24313 PR tree-optimization/34465
24314 * gimplify.c (gimplify_init_constructor): Add new parameter
24315 notify_temp_creation. Use it.
24316 (gimplify_modify_expr_rhs): Take volatiles into account when
24317 optimizing constructors.
24318 Do not optimize constructors if gimplify_init_constructor will dump to
24320 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24321 * gcc.c-torture/compile/pr34448.c: New.
24323 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24325 PR gcov-profile/34609
24326 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24327 return_slot if result is TREE_ADDRESSABLE.
24329 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24331 * config/mips/mips.md (sqrt_condition): Tweak comment.
24332 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24334 2008-01-03 Tom Tromey <tromey@redhat.com>
24337 * c-common.c (c_type_hash): Handle VLAs.
24339 2008-01-03 Jan Hubicka <jh@suse.cz>
24341 PR tree-optimization/31081
24342 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24343 0 when inlining and not inlining to first basic block.
24344 (remap_decl): When var is initialized to 0, don't set default_def.
24345 (expand_call_inline): Set entry_bb.
24346 * tree-inline.h (copy_body_data): Add entry_bb.
24348 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24351 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24354 PR tree-optimization/29484
24355 * tree-inline.c (inline_forbidden_p_2): New function.
24356 (inline_forbidden_p): Disallow inlining if some static var
24357 has an address of a local LABEL_DECL in its initializer.
24358 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24361 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24363 PR tree-optimization/34635
24364 * tree-data-ref.c (add_other_self_distances): Make sure that the
24365 evolution step is constant.
24367 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24369 PR middle-end/34608
24370 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24372 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24374 * tree-sra.c (scalarize_init): Insert the generate_element_init
24375 statements after the generate_element_zero statements.
24377 2008-01-02 Richard Guenther <rguenther@suse.de>
24379 PR middle-end/34093
24380 PR middle-end/31976
24381 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24382 for very large number of operands instead of ICEing.
24384 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24387 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24388 while stack probing.
24390 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24392 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24395 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24397 PR libmudflap/26442
24398 * tree-mudflap.c (mx_register_decls): Guard warning by
24399 !DECL_ARTIFICIAL check.
24401 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24403 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24404 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24405 sse5_perm<mode>): Fix constraints.