1 2008-10-02 Richard Guenther <rguenther@suse.de>
4 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
5 and VECTOR_TYPE recurse with useless_type_conversion_p which
6 properly handles void pointer conversion.
8 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
11 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
12 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
14 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
16 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
18 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
19 they translate to non builtins.
20 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
21 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
22 __builtin_vec_promote, __builtin_vec_extract, and
24 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
25 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
26 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
27 * config/rs6000/altivec.h (vec_extract): Define
30 (vec_promote): Define.
32 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
33 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
34 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
36 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
38 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
39 prototype. Add new parameter, blk.
40 Use BLKmode for the MEM if blk is true.
41 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
42 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
43 ALTIVEC_BUILTIN_STVRXL.
44 Update usage of altivec_expand_lv_builtin.
45 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
46 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
47 (altivec_init_builtins): If compiling for the Cell, also define the
49 * config/rs6000/rs6000.h (rs6000_builtins): Define
50 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
51 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
52 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
53 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
54 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
55 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
56 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
57 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
58 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
59 UNSPEC_STVRX, and UNSPEC_STVRXL.
60 (altivec_lvlx): New pattern.
61 (altivec_lvlxl): New pattern.
62 (altivec_lvrx): New pattern.
63 (altivec_lvrxl): New pattern.
64 (altivec_stvlx): New pattern.
65 (altivec_stvlxl): New pattern.
66 (altivec_stvrx): New pattern.
67 (altivec_stvrxl): New pattern.
68 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
69 (vec_lvlxl): Likewise.
70 (vec_lvrx): Define if PPU is defined.
71 (vec_lvrxl): Likewise.
72 (vec_stvlx): Define if PPU is defined.
73 (vec_stvlxl): Likewise.
74 (vec_stvrx): Define if PPU is defined.
75 (vec_stvrxl): Likewise.
77 2008-10-01 Geert Bosch <bosch@adacore.com>
79 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
81 2008-10-01 Richard Guenther <rguenther@suse.de>
83 PR tree-optimization/37617
84 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
85 do not add to the NEW_SETS.
87 2008-10-01 Richard Guenther <rguenther@suse.de>
90 * tree-vrp.c (execute_vrp): If we optimized away the default
91 case make sure to promote the label that got in place of it
92 to a default case label.
94 2008-10-01 Richard Henderson <rth@redhat.com>
97 * tree-complex.c (set_component_ssa_name): Don't optimize
98 is_gimple_min_invariant values with ssa_names in abnormal phis.
100 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
102 PR tree-optimization/37662
103 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
104 commutative binary operation if they are in the wrong order and
105 fold_build2 produces non-GIMPLE.
107 2008-09-30 Jakub Jelinek <jakub@redhat.com>
109 PR tree-optimization/37662
110 PR tree-optimization/37663
111 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
112 get_value_range with non-SSA_NAME. Don't assert operands have been
113 folded, instead just bail out.
115 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
117 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
119 2008-09-30 Richard Guenther <rguenther@suse.de>
122 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
123 build restrict-qualified pointers.
124 (vectorizable_store): Move alias check later.
125 (vectorizable_load): Likewise.
127 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
129 * c-common.c (empty_if_body_warning): Remove.
130 * c-common.h (empty_if_body_warning): Remove.
131 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
132 here the -Wempty-body warning for `if' and `else' statements.
133 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
135 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
137 * config/i386/i386.opt: Add msse2avx.
139 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
140 * config/i386/linux64.h (ASM_SPEC): Likewise.
142 * doc/invoke.texi: Document -msse2avx.
144 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
146 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
148 2008-09-29 Joseph Myers <joseph@codesourcery.com>
150 * ifcvt.c (noce_emit_store_flag): If using condition from original
151 jump, reverse it if if_info->cond was reversed.
153 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
155 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
156 non-constant memory if it cannot be forced to constant memory.
157 Overhaul surrounding code and factor out common condition.
159 2008-09-29 Jeff Law <law@redhat.com>
161 * reload1.c (alter_reg): Add missing curly braces.
163 2008-09-29 Michael J. Eager <eager@eagercon.com>
165 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
167 * config/rs6000/rs6000.c (rs6000_override_options): Move
168 rs6000_init_hard_regno_mode_ok after all options changed.
169 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
170 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
171 -msimple-fpu flags. Add warning messages if single FP not configured.
172 (rs6000_file_start): Output gnu_attribute for single-float.
173 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
174 (rs6000_legitimize_address): Likewise.
175 (rs6000_legitimize_reload_address): Likewise.
176 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
178 (function_arg_advance): Likewise (partial conversion).
179 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
180 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
182 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
183 (rs6000_emit_prologue): Likewise.
184 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
186 (rs6000_libcall_value): Likewise.
187 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
188 (TARGET_DOUBLE_FLOAT): New default to 1
189 (TARGET_SIMPLE_FPU): New default to 0
190 (TARGET_SINGLE_FPU): New default to 0
191 (TARGET_SINGLE_FLOAT_MODE): New.
192 (TARGET_DOUBLE_FLOAT_MODE): New.
193 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
194 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
196 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
197 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
198 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
199 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
200 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
201 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
202 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
203 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
204 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
205 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
206 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
207 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
208 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
209 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
210 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
211 cmptf_internal1, *cmptf_internal2): Condition on
213 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
214 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
215 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
216 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
217 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
218 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
220 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
221 * config/rs6000/rs6000.opt (-msingle-float): New.
222 (-mdouble-float): New.
224 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
225 -msingle-float, -mdouble-float, -msimple-fpu options.
226 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
227 _SOFT_DOUBLE for -msingle-float.
228 * config.gcc: New config for target=powerpc-xilinx-eabi.
230 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
232 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
234 (new_scop): Take entry and exit edge to define new SCoP.
235 (sd_region_p): New structure used during SCoP detection.
236 (move_scops): Delete.
237 (move_sd_regions): New.
238 (scopdet_info): Change the definition from edges back to basic_blocks.
239 (scopdet_edge_info): Work on basic_blocks and rename to
240 scopdet_basic_block_info.
241 (split_difficult_bb): At the moment removed. We should later
242 add it at another place.
243 (build_scops_1): Work on basic_blocks.
244 (bb_in_sd_region): New.
245 (find_single_entry_edge): New.
246 (find_single_exit_edge): New.
247 (create_single_entry_edge): New.
248 (sd_region_without_exit): New.
249 (create_single_exit_edge): New.
250 (unmark_exit_edges): New.
251 (mark_exit_edges): New.
252 (create_sese_edges): New.
253 (build_graphite_scops): New.
254 (build_scops): Make SCoPs SESE.
255 (limit_scops): Use the new functions.
257 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
259 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
261 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
264 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
265 address to a register before taking the lower part.
267 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
269 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
272 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
273 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
276 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
277 the newly created variable.
278 Create a VECTOR_CST of all 1s for vector types.
280 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
283 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
285 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
287 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
288 order to convert between modes.
289 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
291 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
293 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
296 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
299 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
303 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
305 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
306 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
307 them to yield false with MIPS16.
309 2008-09-26 Jakub Jelinek <jakub@redhat.com>
312 * dwarf2out.c (tls_mem_loc_descriptor): New function.
313 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
314 mem_loc_descriptor failed. Accept UNSPEC.
315 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
316 fail if one of the loc_descriptor calls for pieces failed.
317 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
318 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
319 if loc_descriptor_from_tree_1 on offset failed.
322 * opts.c (common_handle_option): Don't call print_specific_help with
323 CL_SAVE as first argument.
325 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
326 Steve Ellcey <sje@cup.hp.com>
328 * configure: Regenerate for new libtool.
331 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
333 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
334 alias set on MEM when saving stack pointer.
335 * config/rs6000/rs6000.md (allocate_stack): Likewise
337 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
339 PR tree-optimization/37574
340 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
341 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
342 instead of vector_type for constants. Take computation out of loop.
343 (vect_get_vec_def_for_operand): Use only vectype for constant case,
344 and use only vector_type for invariant case.
345 (get_initial_def_for_reduction): Use vectype instead of vector_type.
347 2008-09-25 Jakub Jelinek <jakub@redhat.com>
350 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
351 the decl is a VAR_DECL or FUNCTION_DECL.
353 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
356 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
357 (mark_ref_live, mark_ref_dead): Use them.
358 (def_conflicts_with_inputs_p): Remove.
359 (mark_early_clobbers): New function.
360 (process_bb_node_lives): Call preprocess_constraints and
363 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
365 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
368 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
369 (ira_compress_allocno_live_ranges): New prototype.
371 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
372 (coalesced_allocnos_living_at_program_points): New.
373 (coalesced_allocnos_live_at_points_p,
374 set_coalesced_allocnos_live_points): New functions.
375 (coalesce_spill_slots): Rewrite.
377 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
378 ira_compress_allocno_live_ranges): New functions.
380 * ira-build.c (ira_flattening): Call
381 ira_compress_allocno_live_ranges.
384 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
386 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
389 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
391 * combine.c (make_compound_operation): Handle the 'E' format.
392 (count_rtxs): Likewise.
393 (update_table_tick): Likewise.
394 (get_last_value_validate): Likewise.
396 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
398 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
400 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
402 * matrix-reorg.c (transform_allocation_sites): Initializers
403 added to avoid the warning.
405 2008-09-25 Martin Jambor <mjambor@suse.cz>
407 * cgraph.c (free_nodes): New variable.
408 (NEXT_FREE_NODE): New macro.
409 (cgraph_create_node): Reuse nodes from the free list. Do not
410 update uid if doing so.
411 (cgraph_remove_node): Add the node to the free list.
413 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
415 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
417 2008-09-24 Richard Henderson <rth@redhat.com>
419 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
420 * unwind-dw2.c (execute_stack_op): Handle it.
422 2008-09-24 David Edelsohn <edelsohn@gnu.org>
425 2008-09-24 Michael J. Eager <eager@eagercon.com>
427 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
429 * c-common.c (fname_decl): New location argument.
430 * c-common.h (fname_decl): Same.
431 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
433 (c_parser_typeof_specifier): Same.
434 (c_parser_parms_list_declarator): Same.
435 (c_parser_asm_string_literal): Same.
436 (c_parser_compound_statement_nostart): Same.
437 (c_parser_label): Same.
438 (c_parser_do_statement): Same.
439 (c_parser_asm_statement): Same.
440 (c_parser_unary_expression): Same.
441 (c_parser_sizeof_expression): Same.
442 (c_parser_postfix_expression): Same.
443 (c_parser_pragma): Same.
444 (c_parser_omp_clause_collapse): Same.
445 (c_parser_omp_clause_num_threads): Same.
446 (c_parser_omp_clause_schedule): Same.
447 (c_parser_omp_all_clauses): Same.
448 (c_parser_omp_sections_scope): Same.
449 (c_parser_omp_for_loop): Same. Pass condition's location to
450 c_objc_common_truthvalue_conversion.
451 (c_parser_enum_specifier): Remove comment.
453 2008-09-24 Michael J. Eager <eager@eagercon.com>
455 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
457 * config/rs6000/rs6000.c (rs6000_override_options): Move
458 rs6000_init_hard_regno_mode_ok after all options changed.
459 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
460 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
461 -msimple-fpu flags. Add warning messages if single FP not configured.
462 (rs6000_file_start): Output gnu_attribute for single-float.
463 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
464 (rs6000_legitimize_address): Likewise.
465 (rs6000_legitimize_reload_address): Likewise.
466 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
468 (function_arg_advance): Likewise.
469 (function_arg): Likewise.
470 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
471 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
473 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
474 (rs6000_emit_prologue): Likewise.
475 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
477 (rs6000_libcall_value): Likewise.
478 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
479 (TARGET_DOUBLE_FLOAT): New default to 1
480 (TARGET_SIMPLE_FPU): New default to 0
481 (TARGET_SINGLE_FPU): New default to 0
482 (TARGET_SINGLE_FLOAT_MODE): New.
483 (TARGET_DOUBLE_FLOAT_MODE): New.
484 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
485 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
487 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
488 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
489 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
490 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
491 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
492 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
493 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
494 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
495 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
496 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
497 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
498 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
499 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
500 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
501 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
502 cmptf_internal1, *cmptf_internal2): Condition on
504 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
505 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
506 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
507 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
508 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
509 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
511 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
512 * config/rs6000/rs6000.opt (-msingle-float): New.
513 (-mdouble-float): New.
515 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
516 -msingle-float, -mdouble-float, -msimple-fpu options.
517 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
518 _SOFT_DOUBLE for -msingle-float.
519 * config.gcc: New config for target=powerpc-xilinx-eabi.
521 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
523 * config/sparc/constraints.md: New file.
524 * config/sparc/sparc.md: Include it.
525 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
526 (sparc_extra_constraint_check): Delete.
527 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
528 (memory_ok_for_ldd): New predicate.
529 (sparc_extra_constraint_check): Delete.
530 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
531 (CONST_OK_FOR_LETTER_P): Likewise.
532 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
533 (EXTRA_CONSTRAINT): Likewise.
535 2008-08-23 Steve Ellcey <sje@cup.hp.com>
537 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
539 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
541 * alias.c (find_base_value): Use FIND_BASE_TERM.
542 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
544 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
546 * config/i386/i386.c: Include cselib.h.
547 (ix86_pic_register_p): New function.
548 (ix86_delegitimize_address): Use it to check for the PIC register.
550 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
552 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
553 * config/i386/i386.c (ix86_find_base_term): Don't check for
554 SYMBOL_REF and LABEL_REF.
556 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
558 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
559 constant PLUS in a CONST.
561 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
563 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
564 check for sibcall support for w64.
566 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
568 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
570 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
572 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
573 parser_build_binary_op.
574 * c-decl.c (build_enumerator): Pass location to build_binary_op.
575 * c-typeck.c (build_array_ref): Same.
576 (parser_build_unary_op): New location argument.
577 (pointer_diff): Pass location to build_binary_op,
578 c_objc_common_truthvalue_conversion.
579 (build_modify_expr): Same.
580 (build_unary_op): New location argument.
581 (build_binary_op): New location argument.
582 (c_objc_common_truthvalue_conversion): Pass location to
583 c_*common_truthvalue_conversion.
584 * c-convert.c (convert): Same.
585 * c-common.c (binary_op_error): New location argument.
586 (pointer_int_sum): Pass location to build_binary_op.
587 (c_common_truthvalue_conversion): New location argument.
588 (warn_for_sign_compare): Same.
589 * c-common.h: Add location argument to c_common_truthvalue_conversion,
590 binary_op_error, build_binary_op, warn_for_sign_compare.
591 * c-parser.c (c_parser_condition): Pass location to
592 c_*common_truthvalue_conversion.
593 (c_parser_conditional_expression): Save condition's location and pass
595 (c_parser_binary_expression): Same, but for the binary operator's
597 (c_parser_omp_for_loop): Pass location to
598 c_objc_common_truthvalue_conversion.
600 2008-09-23 Martin Jambor <mjambor@suse.cz>
602 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
603 (cgraph_node_remove_callees): New temporary f. Hold the next item
605 (cgraph_node_remove_callers): Likewise.
607 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
608 (ipa_node_removal_hook): Likewise.
610 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
611 gimple_call_copy_skip_args and moved to the gimple_call section.
612 * gimple.c (gimple_copy_call_skip_args): Renamed to
613 gimple_call_copy_skip_args. Changed al users.
615 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
617 * ira-color.c (start_allocno_priorities): Rename to
618 setup_allocno_priorities. Use costs and
619 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
620 range lengths. Get rid off doubles.
621 (ira_fast_allocations): Call start_allocno_priorities.
623 2008-09-22 David Daney <ddaney@avtrex.com>
626 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
627 register if TARGET_LONG_CALLS.
629 2008-09-22 Richard Guenther <rguenther@suse.de>
631 PR tree-optimization/37145
632 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
633 value-numbering union accesses with their offset and size only.
634 (visit_reference_op_load): Fix simplification of inserted conversions.
635 * tree-ssa-pre.c (find_or_generate_expression): Do not
636 recursively generate expressions if running FRE.
638 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
640 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
641 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
642 *baddu_di<mode>): New patterns.
644 2008-09-22 Richard Guenther <rguenther@suse.de>
646 PR tree-optimization/37145
647 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
648 (phi_translate_1): Constant fold references.
650 2008-09-22 Ira Rosen <irar@il.ibm.com>
652 PR tree-optimization/37482
653 * tree-vectorizer.h (struct _slp_instance): Add new field.
654 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
655 (get_earlier_stmt): New function.
656 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
658 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
659 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
660 asserts that GSI points to the scalar statement being vectorized.
661 Set new statement location according to GSI.
662 (vect_schedule_slp_instance): Use GSI of
663 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
665 2008-09-21 Jan Hubicka <jh@suse.cz>
667 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
668 (ipcp_insert_stage): Update dead_nodes bitmap.
670 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
673 * config/i386/t-cygming (SHLIB_LC): Remove.
674 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
675 * config/i386/t-cygwin (SHLIB_LC): Specify all required
678 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
682 * final.c (mark_symbol_ref_as_used): New helper function.
683 (output_operand): Instead of just looking inside MEMs for
684 SYMBOL_REFs, use new helper function and for_each_rtx.
685 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
686 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
687 Make head comment more general.
688 * config/darwin.c (machopic_output_indirection): Handle weak
689 references here, like in assemble_external.
691 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
693 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
694 (sparc_emit_float_lib_cmp): Change return type.
695 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
696 (gen_compare_operator): New function.
697 (sparc_emit_float_lib_cmp): Return the new operator to be used in
698 the comparison sequence. Minor tweaks.
699 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
700 that the final operator and the result of sparc_emit_float_lib_cmp
701 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
702 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
703 buneq, bunge, bunle, bltgt): Assert that the final operator and the
704 result of sparc_emit_float_lib_cmp match for software TFmode.
705 (movqicc, movhicc, movsicc, movdicc): Merge into...
706 (mov<I:mode>cc): ...this.
707 (movsfcc, movdfcc, movtfcc): Merge into...
708 (mov<F:mode>cc): ...this.
709 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
711 (mov<I:mode>_cc_v9): ...this.
712 (movdi_cc_sp64_trunc): Delete.
713 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
714 movdi_cc_reg_sp64): Merge into...
715 (mov<I:mode>_cc_reg_sp64): ...this.
716 (movsf_cc_sp64): Rename into...
717 (movsf_cc_v9): ...this.
718 (movdf_cc_sp64): Rename into...
719 (movdf_cc_v9): ...this.
720 (movtf_cc_hq_sp64): Rename into...
721 (movtf_cc_hq_v9): ...this.
722 (movtf_cc_sp64): Rename into...
723 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
725 2008-09-21 Diego Novillo <dnovillo@google.com>
727 * doc/gccint.texi: Include generic.texi and gimple.texi.
729 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
730 (GIMPLE): Move to gimple.texi.
731 (Annotations): Remove references to to stmt_ann_t and
733 (SSA Operands): Rename from 'Statement Operands'.
734 * doc/generic.texi: New.
735 * doc/gimple.texi: New.
736 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
738 * Makefile.in (TEXI_GCCINT_FILES):
739 * gimple.c (gimple_copy_call_skip_args): Rename from
740 giple_copy_call_skip_args. Update all users.
741 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
743 2008-09-21 Ira Rosen <irar@il.ibm.com>
745 PR tree-optimization/37539
746 * tree-vect-transform.c (vect_transform_strided_load): Save vector
747 statement in related statement field only for the first load of the
748 group of loads with the same data reference.
750 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
752 * config/mips/mips.h (TUNE_OCTEON): New macro.
753 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
754 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
755 * config/mips/octeon.md: New file.
756 * config/mips/mips.md: Include octeon.md. Restore
757 semi-alphabetical order of include files.
759 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
762 * config/i386/i386.md (*jcc_fused_1): Removed.
763 (*jcc_fused_2): Likewise.
764 (*jcc_fused_3): Likewise.
765 (*jcc_fused_4): Likewise.
767 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
769 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
770 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
771 * target.h (gcc_target): Add ira_cover_classes.
772 * ira.c: Remove IRA_COVER_CLASSES guards.
773 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
774 instead of IRA_COVER_CLASSES.
775 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
776 (setup_class_translate): Likewise.
777 (setup_reg_class_intersect_union): Likewise.
778 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
779 test of targetm.ira_cover_classes.
780 * opts.c (decode_options): Use targetm.ira_cover_classes instead
781 of IRA_COVER_CLASSES.
782 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
783 (TARGET_INITIALIZER): Include it.
784 * targhooks.h (default_ira_cover_classes): Declare.
785 * targhooks.c (default_ira_cover_classes): New function.
787 2008-09-19 Bob Wilson <bob.wilson@acm.org>
789 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
791 2008-09-19 Ian Lance Taylor <iant@google.com>
793 * varasm.c (narrowing_initializer_constant_valid_p): Return
794 NULL_TREE if ENDTYPE is not an integer.
796 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
799 * tree-ssa.c (execute_update_addresses_taken): Also update
800 DECL_GIMPLE_REG_P for vector and complex types.
802 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
803 Jan Hubicka <jh@suse.cz>
806 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
807 empty before freeing them.
808 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
810 2008-09-18 Bob Wilson <bob.wilson@acm.org>
812 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
813 * config/xtensa/predicates.md (tls_symbol_operand): New.
814 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
815 (TARGET_CANNOT_FORCE_MEM): Define.
816 (xtensa_tls_symbol_p): New.
817 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
818 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
819 (xtensa_tls_module_base): New.
820 (xtensa_call_tls_desc): New.
821 (xtensa_legitimize_tls_address): New.
822 (xtensa_legitimize_address): Handle TLS symbols.
823 (xtensa_tls_referenced_p_1): New.
824 (xtensa_tls_referenced_p): New.
825 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
827 (XTENSA_BUILTIN_THREAD_POINTER): New.
828 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
829 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
830 builtin. Add declarations for __builtin_thread_pointer and
831 __builtin_set_thread_pointer.
832 (xtensa_fold_builtin): Recognize new builtins.
833 (xtensa_expand_builtin): Expand new builtins.
834 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
835 (TARGET_THREADPTR): Define.
836 (HAVE_AS_TLS): Define default value.
837 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
838 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
839 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
840 (UNSPECV_SET_TP): New.
841 (sym_TPOFF, sym_DTPOFF): New.
842 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
843 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
844 * configure: Regenerated.
846 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
849 * config/ia64/ia64.c (ia64_optimization_options): Move
850 checking and setting flag_schedule_insns_after_reload and
851 ia64_flag_schedule_insns2 back to ...
852 (ia64_override_options): Here.
854 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
857 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
858 zero extend count after the correction to it is done.
859 (doloop_optimize): Update call to doloop_modify, don't zero extend
862 2008-09-18 Martin Jambor <mjambor@suse.cz>
864 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
866 * ipa-prop.c: Correct comments.
867 * ipa-prop.h: Likewise.
869 2008-09-18 Jan Hubicka <jh@suse.cz>
872 * ipa-reference.c (ipa_reference_local_vars_info_d,
873 ipa_reference_global_vars_info_d,
874 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
875 ipa_reference_vars_info_t): Move here from ipa-reference.h
876 (node_duplication_hook_holder, node_removal_hook_holder): New.
877 (get_reference_vars_info_from_cgraph): Rename to ...
878 (get_reference_vars_info): ... this one, use cgraph uids.
879 (get_local_reference_vars_info, get_global_reference_vars_info):
880 Use cgraph instead of decl.
881 (ipa_reference_get_read_local, ipa_reference_get_written_local):
883 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
884 ipa_reference_get_written_global,
885 ipa_reference_get_not_written_global): Use cgraph argument.
886 (check_call): Simplify avail check.
887 (scan_stmt_for_static_refs): Update.
888 (propagate_bits): Update.
889 (merge_callee_local_info): Remove.
890 (init_function_info): Use cgraph nodes.
891 (clean_function_local_data): Break out from ...
892 (clean_function): ... here.
893 (copy_local_bitmap, copy_global_bitmap): New functions.
894 (duplicate_node_data, remove_node_data): New functions.
895 (generate_summary): Register hooks; use visibility instead of
897 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
898 * ipa-reference.h (ipa_reference_local_vars_info_d,
899 ipa_reference_global_vars_info_d,
900 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
901 ipa_reference_vars_info_t): Move to ipa-reference.c
902 (ipa_reference_get_read_local, ipa_reference_get_written_local):
904 (ipa_reference_get_read_global, ipa_reference_get_written_global,
905 ipa_reference_get_not_read_global,
906 ipa_reference_get_not_written_global): Update prototype.
907 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
908 (init_state): Remove.
909 (node_duplication_hook_holder, node_removal_hook_holder): New.
910 (get_function_state, set_function_state): Use VECtor.
911 (analyze_function): Check body availability.
912 (add_new_function): Likewise.
913 (duplicate_node_data, remove_node_data): New.
914 (generate_summary): Register hooks; do not care about clones.
915 (propafate): Do not care about clones; recursive functions are
917 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
918 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
919 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
921 * tree-flow.h (function_ann_d): Remove reference_vars_info.
922 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
923 Update call of ipa-reference accesors.
925 2008-09-18 Simon Baldwin <simonb@google.com>
927 * c-opts.c (c_common_handle_option): Add handling for
928 -Wbuiltin-macro-redefined command line option.
929 * c.opt: Added builtin-macro-redefined option.
930 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
933 2008-09-18 Richard Guenther <rguenther@suse.de>
935 PR tree-optimization/37258
936 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
937 and signedness for integral types.
938 (vn_phi_eq): Require compatible types.
940 2008-09-18 Jakub Jelinek <jakub@redhat.com>
943 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
944 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
946 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
947 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
948 ggc_free other TREE_LIST nodes from that chain.
949 * function.c (instantiate_decls): Instantiate also DECL_RTL
950 of vars in cfun->local_decls, free that list afterwards.
952 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
954 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
955 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
957 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
959 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
960 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
962 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
964 PR tree-optimization/37102
965 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
966 from a node. Check to see if another PHI is dead.
967 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
968 remove real PHIs which have no uses.
969 (rewrite_out_of_ssa): Call eliminate_useless_phis.
971 2008-09-18 Richard Guenther <rguenther@suse.de>
974 * tree-cfg.c (remove_useless_stmts_1): Remove
975 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
977 2008-09-18 Nick Clifton <nickc@redhat.com>
979 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
980 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
981 to frv_secondary_reload_class.
982 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
983 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
984 (frv_secondary_reload_class): Omit unused parameter.
985 (frv_secondary_reload): New function. Handle the case when
986 secondary_reload_class() is called before the reload_(in|out)
987 _optabs have been initialised.
988 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
990 * config/frv/frv.md: Define an exclusion set between fr550_m0
993 2008-09-18 Richard Guenther <rguenther@suse.de>
995 PR tree-optimization/37456
996 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
997 want to insert after ends a BB insert on the single fallthru
1000 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1002 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1003 Mention -march=z9-109, z9-ec and z10.
1005 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1007 PR rtl-optimization/37544
1008 * regrename.c (maybe_mode_change): Exit early when copy_mode
1009 is narrower than orig_mode and narrower than new_mode.
1011 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1014 * sched-int.h (struct _haifa_insn_data): Remove unused field
1017 * sched-rgn.c (ref_counts): Remove.
1018 (insn_referenced): New static variable.
1019 (INSN_REF_COUNT): Remove.
1020 (sched_run_compute_dependencies): Use insn_referenced instead of
1022 (add_branch_dependences): Likewise. Delete dead assignment.
1024 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1026 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1027 consumer is an asm. Add comment why this is important.
1028 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1029 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
1032 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1034 * expr.c (emit_group_store): Do not shift before moving via a
1037 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1039 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1040 from aggregate to non-aggregate type if the bit pattern is not fully
1041 preserved afterwards.
1043 2008-09-17 Richard Guenther <rguenther@suse.de>
1045 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1046 (verify_gimple_assign): ... this. Split into ...
1047 (verify_gimple_assign_unary): ... this,
1048 (verify_gimple_assign_binary): ... that,
1049 (verify_gimple_assign_single): ... and this.
1050 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1051 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1052 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1053 (verify_types_in_gimple_reference): Be forgiving with
1055 (verify_gimple_phi): Deal with virtual operands.
1057 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1059 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1061 * tree.c (get_callee_fndecl): Don't call the language hook.
1062 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1063 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1064 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1066 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1068 * tree.c (protected_set_expr_location): Don't unnecessarily
1069 check for error_mark_node.
1071 2008-09-17 Art Haas <ahaas@impactweather.com>
1073 * ipa-reference.c (analyze_function): Declare step only if
1074 ENABLE_CHECKING is defined.
1076 2008-09-17 Jan Hubicka <jh@suse.cz>
1079 * tree.h (DECL_INLINE): remove.
1080 (DECL_DECLARED_INLINE_P): Update docs.
1081 (DECL_NO_INLINE_WARNING_P): new.
1082 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1083 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1085 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1086 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1089 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1092 2008-09-17 Jan Hubicka <jh@suse.cz>
1094 * ipa-reference.c (ipa_obstack): Remove.
1095 (local_info_obstack, global_info_obstack): New.
1096 (add_static_var): We now handle variables only.
1097 (mark_address_taken, mark_load, mark_store): New functions based on ...
1098 (check_operand): ... remove.
1099 (get_asm_stmt_operands): Rename to ...
1100 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1101 (scan_stmt_for_static_refs): Rewrite.
1102 (scan_op_for_static_refs): Rename to ...
1103 (scan_initializer_for_static_refs): do not look for VAR_DECL
1104 initializers; stop recursion on types and decls.
1105 (ipa_init): Use proper obstacks.
1106 (analyze_variable): Use scan_initializer_for_static_refs.
1107 (init_function_info): Use local obstack.
1108 (analyze_function): Simplify.
1109 (add_new_function): We don't need visited_nodes obstack.
1110 (generate_summary): Use proper obstacks; cleanup after propagation.
1112 2008-09-17 Richard Guenther <rguenther@suse.de>
1115 PR tree-optimization/37491
1116 * alias.c (get_alias_set): Use the canonical type.
1117 * tree-vect-transform.c (vectorizable_store): Use the type of
1118 the lhs for the vector type. Adjust checking.
1119 (vectorizable_load): Adjust checking.
1121 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1122 Adam Nemet <anemet@caviumnetworks.com>
1124 PR rtl-optimization/37483
1125 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1126 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1127 Rearrange code to better match the original comment. Check
1128 t_unconditional first. Improve comment.
1130 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1133 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1134 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1137 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1138 GIMPLE_TRY if cleanup sequence is empty.
1140 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1143 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1144 eliminate IV if the cost are the same.
1146 2008-09-16 Richard Guenther <rguenther@suse.de>
1149 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1152 2008-09-16 Richard Guenther <rguenther@suse.de>
1154 PR tree-optimization/37508
1155 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1157 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1159 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1161 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1163 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1164 use gen_floatdidf2 directly.
1165 (floatunssidf2): Likewise.
1166 (floatsidf_ppc64_mfpgpr): Remove.
1167 (floatsidf_ppc64): Remove.
1168 (floatunssidf_ppc64): Remove.
1170 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1172 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1173 rather than update_cost_queue.
1175 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1176 in every call starting with the second one, instead of only when
1177 alias_bitmap_obstack.elements != NULL.
1179 * tree-predcom.c (filter_suitable_components): Free all refs in
1180 act->refs vector before calling release_component.
1181 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1183 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1185 * tree-loop-linear.c (linear_transform_loops): Initialize
1186 lambda_obstack only after calling perfect_loop_nest_depth.
1187 Goto free_and_continue instead of just continue for later failures.
1190 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1193 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1195 2008-09-14 Andreas Schwab <schwab@suse.de>
1197 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1199 2008-09-14 Jan Hubicka <jh@suse.cz>
1201 * invoke.texi (-fconserve-stack): Document.
1202 * opts.c (decode_options): Handle conserve_stack.
1203 * common.opt (fconvserve_stack): New.
1205 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1207 * config.host: Add x-aix to host_xmake_file.
1208 * config/rs6000/t-aix52: Do not override LDFLAGS.
1209 * config/rs6000/x-aix: New file.
1211 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1217 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1218 is not recognized as a valid register usage. Allow REG_X to be used
1220 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1221 forces a reload when using a base register.
1223 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1225 * config/i386/cygming-crtend.c (register_frame_ctor): If
1226 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1227 directly with atexit.
1228 (deregister_frame_ctor): Rename to ...
1229 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1230 if !DEFAULT_USE_CXA_ATEXIT.
1232 2008-09-13 Jan Hubicka <jh@suse.cz>
1234 * cgraph.c: Include value-prof.h
1235 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1237 2008-09-13 Jan Hubicka <jh@suse.cz>
1240 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1241 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1242 tree_gen_one_value_profiler, tree_gen_average_profiler,
1243 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1245 2008-09-13 Jan Hubicka <jh@suse.cz>
1247 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1248 too many bytes on misalligned blocks.
1250 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1252 * doc/cfg.texi: Fix some typos.
1253 * doc/extend.texi: Likewise.
1254 * doc/install.texi: Likewise.
1255 * doc/invoke.texi: Likewise.
1256 * doc/rtl.texi: Likewise.
1257 * doc/tree-ssa.texi: Likewise.
1259 2008-09-13 Richard Guenther <rguenther@suse.de>
1262 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1263 gimple stores for memory rhs.
1265 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1267 PR rtl-optimization/37489
1268 * cse.c (fold_rtx): Don't return const_true_rtx for float
1269 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1271 2008-09-13 Jan Hubicka <jh@suse.cz>
1273 PR tree-optimization/37392
1274 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1276 2008-09-13 Martin Jambor <mjambor@suse.cz>
1277 Jan Hubicka <jh@suse.cz>
1279 * cgraph.c (free_edges): New variable.
1280 (NEXT_FREE_EDGE): New macro.
1281 (cgraph_free_edge): New function.
1282 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1283 (cgraph_node_remove_callees): Likewise.
1284 (cgraph_node_remove_callers): Likewise.
1285 (cgraph_create_edge): Reuse edges from the free list. Do not
1286 update uid if doing so.
1287 (cgraph_remove_*_hook): Add free call.
1289 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1291 * ira-color.c (conflict_allocno_vec): Delete.
1292 (update_cost_queue_elem): New structure.
1293 (update_cost_queue): New variable.
1294 (update_cost_queue_tail): Likewise.
1295 (update_cost_queue_elems): Likewise.
1296 (allocno_update_cost_check): Delete.
1297 (initiate_cost_update): Allocate update_cost_queue_elems
1298 instead of allocno_update_cost_check.
1299 (finish_cost_update): Update the free()s accordingly.
1300 (start_update_cost): New function.
1301 (queue_update_cost): Likewise.
1302 (get_next_update_cost): Likewise.
1303 (update_copy_costs_1): Inline into...
1304 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1305 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1306 once we've established they are equal. Don't allocate update
1307 costs if there is nothing to add to them.
1308 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1309 DIVISOR arguments. Use a queue instead of recursive calls;
1310 process all the allocnos in the initial queue, rather than
1312 (assign_hard_reg): Use queue_update_cost instead of
1313 conflict_allocno_vec. Queue coalesced allocnos instead
1314 of calling update_conflict_hard_regno_costs for each one.
1315 Just call update_conflict_hard_regno_costs once for the
1317 (ira_color): Remove conflict_allocno_vec handling.
1319 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1321 PR tree-optimization/37484
1322 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1323 (save_var_name): Same.
1324 (initialize_cloog_names): Same.
1325 (initialize_cloog_names): Same.
1327 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1329 * tree-scalar-evolution.c (set_instantiated_value): Set
1332 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1336 * ira-build.c (common_loop_tree_node_dominator): Remove.
1337 (copy_live_ranges_to_removed_store_destinations): New function.
1338 (regno_top_level_allocno_map): Move to top level from ...
1339 (ira_flattening): ... here. Use
1340 copy_live_ranges_to_removed_store_destinations.
1342 * ira-emit.c (generate_edge_moves): Fix a comment.
1344 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1347 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1348 scratch register after 'set' pattern.
1350 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1352 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1353 information passed to mark_reg_pointer.
1354 * explow.c (force_reg): Likewise.
1356 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1358 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1359 when building for the celledp architecture.
1361 2008-09-12 Richard Guenther <rguenther@suse.de>
1363 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1365 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1367 PR rtl-optimization/37424
1368 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1369 the regnos instead of the addresses.
1371 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1373 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1375 2008-09-11 Richard Guenther <rguenther@suse.de>
1377 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1378 entering the weaker equivalence recording.
1380 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1382 2008-09-11 Jeff Law <law@redhat.com>
1384 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1385 by assign_stack_local on the IRA path for stack slot sharing
1386 as well as the non-IRA path.
1388 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1390 * config/i386/i386.h: Fix whitespace issues.
1392 2008-09-11 Martin Jambor <mjambor@suse.cz>
1394 * ipa-prop.h (struct ipa_param_flags): Removed.
1395 (struct ipa_param_descriptor): New structure.
1396 (struct ipa_node_params): ipcp_lattices, param_decls and
1397 param_flags moved to ipa_param_description.
1398 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1399 descriptors. Renamed all users.
1400 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1401 changed to access descriptors. Renamed all users.
1402 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1403 to access descriptors. Renamed all users.
1404 * ipa-cp.c (ipcp_init_cloned_node): Call
1405 ipa_initialize_node_params instead of ipa_count_formal_params and
1406 ipa_create_param_decls_array.
1407 (ipcp_analyze_node): Likewise.
1408 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1409 descriptors. Renamed all users.
1410 (ipcp_initialize_node_lattices): Remove allocation.
1411 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1412 ipa_initialize_node_params instead of ipa_count_formal_params and
1413 ipa_create_param_decls_array.
1414 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1415 ipa_populate_param_decls, made static, added parameter info,
1416 renamed mt to node, removed allocation, changed to use
1418 (ipa_count_formal_params): Made static, added parameter info,
1420 (ipa_initialize_node_params): New function.
1421 (ipa_check_stmt_modifications): Changed to use descriptors.
1422 (ipa_detect_param_modifications): Removed allocation, changed to
1424 (ipa_note_param_call): Changed to use descriptors.
1425 (ipa_analyze_params_uses): Removed allocation.
1426 (ipa_free_node_params_substructures): Changed to use descriptors.
1427 (ipa_edge_duplication_hook): Use the unused attribute.
1428 (ipa_node_duplication_hook): Use the unused attribute, changed to
1429 use descriptors, changed to duplicate descriptors.
1431 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1432 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1433 indirect inlining. Made static.
1434 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1435 functions called only once.
1436 (cgraph_decide_recursive_inlining): Don't call
1437 ipa_propagate_indirect_call_infos, pass new_edges to
1438 cgraph_mark_inline_edge instead.
1439 (cgraph_decide_inlining_of_small_functions): Don't call
1440 ipa_propagate_indirect_call_infos, pass new_edges to
1441 cgraph_mark_inline_edge instead.
1442 (cgraph_decide_inlining): Don't call
1443 ipa_propagate_indirect_call_infos.
1444 * ipa-prop.c: Check that vectors are allocated.
1446 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1447 iff a new cgraph edges have been created.
1448 (cgraph_decide_inlining): New variable redo_always_inline.
1449 Flattening and always_inlining loop until callgraph stabilizes.
1450 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1451 true iff new cgraph edges have been created.
1452 (propagate_info_to_inlined_callees): Likewise.
1453 (ipa_propagate_indirect_call_infos): Likewise.
1455 2008-09-11 Richard Guenther <rguenther@suse.de>
1457 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1458 (set_prologue_iterations): Likewise.
1459 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1461 (vect_update_init_of_dr): Likewise.
1462 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1464 * fold-const.c (fold_unary): Do not generate calculations
1467 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1469 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1470 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1471 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1473 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1475 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1476 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1477 before finalizing the changes.
1478 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1480 (simplify_truth_ops_using_ranges): New.
1481 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1482 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1483 whether a simplification was made.
1484 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1485 use a switch statement and also call simplify_truth_ops_using_ranges.
1487 2008-09-11 Jan Hubicka <jh@suse.cz>
1489 * ggc-common.c (loc_array): Make static.
1490 * dce.c (rest_of_handle_ud_dce): Free worklist.
1492 2008-09-11 Jan Hubicka <jh@suse.cz>
1494 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1495 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1496 function so we are sure we do not dangle it forever.
1497 * function.c (outer_function_chain, find_function_data): Remove.
1498 (function_context_stack): New.
1499 (push_function_context, pop_function_context): Update.
1500 * function.h (struct function): Remove pointer outer.
1501 (outer_function_chain, find_function_data): Remove.
1502 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1504 2008-09-11 Jan Hubicka <jh@suse.cz>
1507 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1509 2008-09-11 Jan Hubicka <jh@suse.cz>
1511 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1513 2008-09-11 Jan Hubicka <jh@suse.cz>
1515 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1516 (free_var_map_entry): New function.
1517 (redirect_edge_var_map_destroy): Use it.
1519 2008-09-11 Jan Hubicka <jh@suse.cz>
1522 * tree-inline.c (add_lexical_block): Replace with ...
1523 (prepend_lexical_block): ... prepend at begginig.
1524 (remap_blocks): Use it and reverse later.
1525 (expand_call_inline): Use prepend_lexical_block.
1527 2008-09-11 Jan Hubicka <jh@suse.cz>
1529 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1531 2008-09-11 Jan Hubicka <jh@suse.cz>
1533 * function.c (free_after_compilation): Call insn_locators_free.
1534 * cfglayout.c (insn_locators_free): New function.
1535 * rtl.h (insn_locators_free): Declare.
1537 2008-09-11 Jan Hubicka <jh@suse.cz>
1539 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1541 (cond_move_process_if_block): Update call.
1543 2008-09-11 Jan Hubicka <jh@suse.cz>
1545 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1546 * vec.c: Include hashtab.h
1547 (vec_descriptor, ptr_hash_entry): New structures.
1548 (vec_desc_hash, vec_ptr_map): New static variables.
1549 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1550 register_overhead, free_overhead, vec_heap_free): New functions.
1551 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1552 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1553 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1556 2008-09-11 Ira Rosen <irar@il.ibm.com>
1558 PR tree-optimization/37474
1559 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1560 length of load permutation.
1562 2008-09-11 Andreas Schwab <schwab@suse.de>
1564 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1566 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1569 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1570 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1571 simplify_gen_subreg.
1573 2008-09-11 Ira Rosen <irar@il.ibm.com>
1575 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1578 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1581 * gimplify.c (gimplify_body): Call default_rtl_profile.
1584 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1585 instead of tok->val.node if not expanding to something else. Handle
1586 intervening CPP_PADDING tokens.
1587 (altivec_categorize_keyword): Remove unneeded comparisons.
1589 2008-09-10 Richard Guenther <rguenther@suse.de>
1591 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1593 2008-09-10 Richard Guenther <rguenther@suse.de>
1596 * tree-inline.c (insert_init_stmt): Make sure to not
1597 insert invalid gimple stores.
1599 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1601 PR tree-optimization/37388
1602 * toplev.c (process_options): Fail and warn when graphite
1603 flags are used, but the compiler has not been configured
1604 with graphite libraries.
1605 * graphite.c (graphite_transform_loops): Remove printfs
1606 to dump_file for the case when graphite is not available.
1608 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1611 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1612 the even element into register.
1613 (ix86_expand_vector_init_general): Don't use
1614 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1615 if we can't move from GPR to SSE register directly.
1617 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1619 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1620 not lose track of the number of NOPs needed. Number of NOPs needed
1621 for sync vs. loads workaround was switched; corrected. Run second
1622 pass for all workarounds. No NOPs needed after call insns. Change
1623 second pass to use find_next_insn_start and find_load helpers in order
1624 to properly detect parallel insns.
1625 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1627 2008-09-10 Jan Hubicka <jh@suse.cz>
1629 * value-prof.c (gimple_ic): Fix tuplification bug.
1630 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1633 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1635 PR tree-optimization/37353
1636 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1637 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1638 calls instead of cond_dead_built_in_calls.
1639 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1640 initalize the vector only before adding first entry. Use VEC_safe_push
1641 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1642 shrink_wrap_conditional_dead_built_in_calls call.
1644 2008-09-10 Ira Rosen <irar@il.ibm.com>
1646 PR tree-optimization/37385
1647 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
1648 argument, and use it as a vector type if not NULL.
1649 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1651 (vect_setup_realignment): Call vect_create_data_ref_ptr with
1652 additional argument.
1653 (vectorizable_load): Likewise.
1655 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1657 * config/i386/i386.md (SWI32): New mode iterator.
1658 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1661 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1663 PR rtl-optimization/37435
1664 * caller-save.c (insert_restore, insert_save): Check the mode by
1667 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1670 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1672 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1675 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1677 * doc/invoke.texi (ARM Options): Correct errors in discussion
1678 of -mfloat-abi, -mhard-float, and -msoft-float.
1680 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1681 Jan Hubicka <jh@suse.cz>
1684 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1685 calling gimple_regimplify_operands on it. Iterate over all newly
1686 added statements, not just the last one.
1687 (insert_init_stmt): Insert stmt into seq first, then call
1688 gimple_regimplify_operands on it. Don't create new gimplification
1689 context, nor find referenced vars.
1691 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1694 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1695 to pointer to vector pointer.
1696 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1697 propagate_info_to_inlined_callees): Likewise.
1698 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1699 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1700 ipa_check_create_edge_args.
1701 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
1702 argument to pointer to vector pointer.
1703 (cgraph_decide_inlining_of_small_function): Adjust
1704 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1708 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1709 optimizing for size, not speed.
1711 PR rtl-optimization/37408
1712 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1713 if parm is promoted.
1715 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1717 PR tree-optimization/37375
1718 * tree-scalar-evolution.c (scev_info_str): Add field
1720 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1721 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1722 set_instantiated_value): Pass instantiated_below.
1723 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1725 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1726 the definitions are not instantiated.
1728 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1729 (block_before_loop): New.
1730 * tree-data-ref.c (dr_analyze_indices): Update uses of
1732 * graphite.c (block_before_scop): New.
1733 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1734 basic block, not a loop for determining the parameters.
1735 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1737 (idx_record_params, find_params_in_bb, find_scop_parameters,
1738 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1739 to instantiate_scev.
1741 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1743 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1747 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1749 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1750 Check zero freq and increase if necessary.
1752 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1754 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1755 regno is in the right range. Add comments.
1757 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1759 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1761 * mips-tfile.c (copy_object): Cast alloca result to int *.
1762 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1764 Rename class to sclass.
1765 (read_tfile): Cast read_seek return values to proper types.
1766 Cast xcalloc return value to proper type.
1768 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1770 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1771 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1772 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1774 2008-09-09 Jan Hubicka <jh@suse.cz>
1776 * profile.c (is_edge_inconsistent): Add debug output; ignore
1777 negative count on fake edges.
1778 (is_inconsistent): Add debug output.
1780 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1782 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1784 (choose_ready): When first insn is chosen from the ready list, also
1787 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1789 PR rtl-optimization/37360
1790 * haifa-sched.c (max_issue): Do not assert that we never issue more
1791 insns than issue_rate. Add comment.
1793 2008-09-09 Richard Guenther <rguenther@suse.de>
1795 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1796 (verify_types_in_gimple_call): Rename to ...
1797 (verify_gimple_call): ... this. Enhance.
1798 (verify_types_in_gimple_cond): Remove.
1799 (verify_gimple_comparison): New function ...
1800 (verify_types_in_gimple_assign): ... split out from here.
1801 (verify_types_in_gimple_return): Rename to ...
1802 (verify_gimple_return): ... this. Enhance.
1803 (verify_types_in_gimple_switch): Rename to ...
1804 (verify_gimple_switch): ... this. Enhance.
1805 (verify_gimple_goto): New function.
1806 (verify_types_in_gimple_phi): Rename to ...
1807 (verify_gimple_phi): ... this. Enhance.
1808 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1809 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1810 (verify_types_in_gimple_seq_2): Remove cases handled in
1811 verify_types_in_gimple_stmt.
1813 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1815 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1816 (push_multiple_operation, pop_multiple_operation): Set it.
1817 (workaround_rts_anomaly): New function.
1818 (workaround_speculation): New function, broken out of bfin_reorg.
1819 (bfin_reorg): Call the new functions.
1821 2008-09-09 Richard Guenther <rguenther@suse.de>
1825 * gimplify.c (gimplify_conversion): Change conversions of
1826 non-register type to VIEW_CONVERT_EXPRs.
1827 (gimplify_addr_expr): If we need to make the operand
1828 addressable make sure to use a properly initialized
1829 temporary for that so it gets a valid gimple store.
1831 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1833 * function.h (struct function): Add function_start_locus.
1834 * cfgexpand.c (gimple_expand_cfg): Use it.
1835 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1837 2008-09-09 Richard Guenther <rguenther@suse.de>
1839 PR tree-optimization/37433
1840 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1843 2008-09-09 Richard Guenther <rguenther@suse.de>
1845 PR tree-optimization/37387
1846 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1847 and bits to a common type.
1849 2008-09-09 Nick Clifton <nickc@redhat.com>
1851 * config/v850/v850.md (return): Restore frame size restriction.
1853 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1855 * c-common.c (c_expand_decl): Remove.
1856 * c-common.h (anon_aggr_type_p): Remove prototype.
1857 (DECL_ANON_UNION_ELEMS): Remove.
1858 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1859 * c-decl.c (anon_aggr_type_p): Remove.
1860 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1861 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1862 * langhooks.h (struct lang_hooks): Remove expand_decl.
1863 * langhooks.c (lhd_expand_decl): Remove.
1864 * stmt.c (expand_anon_union_decl): Remove.
1865 * tree.h (expand_anon_union_decl): Remove prototype.
1867 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1870 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1872 * config/avr/avr.md (QISI) : Define mode iterator.
1873 (negated_tst<mode>) : Redefine as split using mode macro.
1874 (reversed_tstqi): Define insn as reversed compare with zero.
1875 (reversed_tsthi): Ditto.
1876 (reversed_tstsi): Ditto.
1878 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1881 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1882 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1885 * predict.c (optimize_function_for_size_p): Don't segfault if
1887 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1888 tree_swap_operands_p): Don't test cfun != NULL before calling
1889 optimize_function_for_s*_p.
1891 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1893 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1896 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1898 * crx/crx.h (IRA_COVER_CLASSES): Define.
1900 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1903 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1904 even when a stmt has been gimple_modified_p, but after fold_stmt is
1905 not any longer. Remove unneeded may_have_exposed_new_symbols
1908 2008-09-08 Richard Guenther <rguenther@suse.de>
1910 PR tree-optimization/37421
1911 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1914 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1917 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1919 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1922 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1923 * pa-hpux10.h (LINK_SPEC): Likewise.
1924 * pa-hpux11.h (LINK_SPEC): Likewise.
1926 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1928 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1929 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1931 2008-09-07 Helge Deller <deller@gmx.de>
1933 * pa/linux-atomic.c: New file.
1934 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1935 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1937 2008-09-07 Richard Guenther <rguenther@suse.de>
1938 Ira Rosen <irar@il.ibm.com>
1940 PR tree-optimization/36630
1941 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1942 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1944 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1945 Ira Rosen <irar@il.ibm.com>
1947 PR tree-optimization/35642
1948 * config/rs6000/altivec.md (mulv8hi3): Implement.
1950 2008-09-06 Jeff Law <law@redhat.com>
1952 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1954 2008-09-06 Jan Hubicka <jh@suse.cz>
1956 PR tree-optimization/14703
1957 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1959 * passes.c (init_optimization_passes): Recompute inline parameters.
1961 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1963 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1966 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1967 Peter Fuerst <post@pfrst.de>
1969 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1970 * doc/extend.texi: Document __builtin_mips_cache.
1971 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1972 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1973 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1974 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1975 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1976 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1977 (set_push_mips_isas): New variable.
1978 (mips_r10k_cache_barrier): New variable.
1979 (cache): New availability predicate.
1980 (mips_builtins): Add an entry for __builtin_mips_cache.
1981 (mips_build_cvpointer_type): New function.
1982 (MIPS_ATYPE_CVPOINTER): New macro.
1983 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1985 (r10k_simplified_address_p, r10k_simplify_address)
1986 (r10k_uncached_address_p, r10k_safe_address_p)
1987 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1988 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1989 (r10k_insert_cache_barriers): New functions.
1990 (mips_reorg_process_insns): Delete cache barriers after a
1991 branch-likely instruction.
1992 (mips_reorg): Call r10k_insert_cache_barriers.
1993 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1994 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1995 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
1996 (mips_cache, r10k_cache_barrier): New define_insns.
1998 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2000 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2001 * ira-color.c (setup_allocno_left_conflicts_num): Use
2002 hard_reg_set_equal_p instead of a comparison with
2003 ira_zero_hard_reg_set.
2004 * ira.c (setup_reg_subclasses): Likewise.
2005 (setup_cover_and_important_classes): Likewise.
2006 (setup_class_translate): Likewise.
2007 (setup_reg_class_intersect_union): Likewise.
2008 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2009 (ira_init_once): Don't initialize them.
2011 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2013 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2015 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2017 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2019 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2021 Improved branch hints, safe hints, and scheduling.
2023 * haifa-sched.c (sched_emit_insn) : Define.
2024 * sched-int.h (sched_emit_insn) : Add prototype.
2025 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2026 -mhint-max-distance -msafe-hints) : Document.
2027 * config/spu/spu.c (spu_flag_var_tracking): New.
2028 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2029 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2030 TARGET_ASM_FILE_START): Define.
2031 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2032 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2033 (spu_emit_branch_hint): Add blocks argument.
2034 (insert_branch_hints, insert_nops): Remove.
2035 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2036 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2037 spu_sched_reorder, asm_file_start): New functions.
2038 (clock_var, spu_sched_length, pipe0_clock,
2039 pipe1_clock, prev_clock_var, prev_priority,
2040 spu_ls_first, prev_ls_clock): New static variables.
2041 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2042 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2043 (nopn_nv): Add a non-volatile version of nop.
2044 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2045 -mhint-max-distance, -msafe-hints): New options.
2047 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2048 Samuel Tardieu <sam@rfc1149.net>
2050 * opts.c (decode_options): Combine nested if statements.
2053 * opts.c (decode_options): Handle more relationships among
2054 unit-at-a-time, toplevel-reorder, and section-anchors.
2056 2008-09-05 David Daney <ddaney@avtrex.com>
2058 * doc/install.texi (--enable-reduced-reflection): Document new option.
2060 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2062 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2064 (constantpool_operand): New.
2065 (move_operand): Disallow sub-word modes for the constant pool.
2066 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2067 (xtensa_secondary_reload_class): Replace with....
2068 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2069 Set icode for sub-word reloads from the constant pool.
2070 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2071 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2072 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2073 * config/xtensa/xtensa-protos.h: Update prototypes.
2075 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2077 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2078 (REG_CLASS_NAMES): Update.
2079 (REG_CLASS_CONTENTS): Update.
2080 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2081 of ALL_REGS for regs 77 and 78.
2082 * function.c (instantiate_virtual_regs_in_insn): Assert that
2083 return value of simplify_gen_subreg is not NULL.
2085 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2087 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2088 (gen_rtvec_v): Fix coding standards.
2090 2008-09-04 Jan Hubicka <jh@suse.cz>
2092 * i386.c (decide_alg): Be more conservative about optimizing for size.
2094 2008-09-04 Ian Lance Taylor <iant@google.com>
2096 * varasm.c (narrowing_initializer_constant_valid_p): New
2098 (initializer_constant_valid_p): Call it.
2100 2008-09-04 Jeff Law <law@redhat.com>
2102 * fold-const.c (native_encode_real): Fix computation of WORDS.
2103 (native_interpret_real): Likewise.
2105 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2107 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2109 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2111 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2112 that the cost is already taken into account in ira-costs.c
2114 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2116 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2117 ira_debug_copies): New.
2118 (ira_bulid): Call print_copies.
2120 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2122 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2125 * config/rs6000/rs6000.c (optimization_options): Remove check of
2126 flag_toplevel_order.
2128 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2130 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2131 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2132 second operand is a reg_imm10_operand.
2133 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2134 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2135 (*seq_<GPR:mode><GPR2:mode>): Rename to
2136 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2138 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2139 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2141 (*sne_<GPR:mode><GPR2:mode>): Rename to
2142 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2145 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2147 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2148 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2149 combining an arithmetic right shift by more than 31 and a
2150 trunction. Don't match for out-of-range shift amounts. Set
2151 attribute mode to <MODE>.
2152 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2153 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2154 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2155 shifts by less than 32.
2156 (extv): Change predicate on first operand to accept registers.
2157 Change predicate of the other operands from immediate_operand to
2158 const_int_operand. Expand exts when source is a register.
2159 (extzv): Change predicate of the constant operands from
2160 immediate_operand to const_int_operand.
2161 (extzv<mode>): Change predicate of the constant operands from
2162 immediate_operand to const_int_operand and no constraint. Also
2164 (*extzv_trunc<mode>_exts): New pattern.
2166 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2168 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2169 * config/mips/mips-protos.h (mask_low_and_shift_p,
2170 mask_low_and_shift_len): Declare.
2171 * config/mips/mips.c (mask_low_and_shift_p,
2172 mask_low_and_shift_len): New functions.
2173 (mips_print_operand): Handle new operand prefix "m".
2174 * config/mips/mips.md (*cins<mode>): New pattern.
2176 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2178 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2179 optimizing for size.
2181 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2183 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2184 regardless of epilogue_completed.
2186 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2189 * ira-lives.c (process_bb_node_lives): Check setjmp.
2191 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2194 * ira-build.c (form_loop_tree): Reverse BB walk.
2195 (create_bb_allocnos): Likewise.
2196 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2197 (mark_reg_store): Rename to...
2198 (mark_ref_live): ...this and take a df_ref argument instead of
2199 note_stores arguments. Assert that we have a register.
2200 (mark_reg_clobber): Delete.
2201 (def_conflicts_with_inputs_p): New function.
2202 (mark_reg_conflicts): Delete.
2203 (mark_reg_death): Rename to...
2204 (mark_ref_dead): ...this and take a df_ref argument instead of
2205 a register. Assert that we have a register.
2206 (process_bb_node_lives): Hoist frequency calculation out of
2207 instruction walk. Convert from a forwards scan to a backwards scan.
2208 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2209 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2210 (create_allocno_live_ranges): Don't create regs_set.
2212 2008-09-04 Ian Lance Taylor <iant@google.com>
2214 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2215 or REG_LABEL_TARGET.
2216 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2217 comparing MODE with MEM.
2218 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2219 comparing with GF_PREDICT_TAKEN.
2220 (gimple_get_lhs): Change code to enum gimple_code.
2221 (gimple_set_lhs): Likewise.
2222 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2223 * omp-low.c (find_omp_clause): Change kind parameter to enum
2225 * tree-flow.h (find_omp_clause): Update declaration.
2226 * regrename.c (clear_dead_regs): Change kind parameter to enum
2228 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2230 * see.c (see_get_extension_data): Change return type to enum
2231 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2232 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2233 (see_gen_normalized_extension): Change extension_code parameter to
2235 (see_seek_pre_extension_expr): Change extension_code to enum
2237 (see_merge_one_def_extension): Likewise.
2238 (see_handle_relevant_defs): Likewise.
2239 (see_handle_relevant_uses): Likewise.
2240 (see_analyze_one_def): Likewise.
2241 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2242 GIMPLE_ASM rather than ASM_EXPR.
2243 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2244 GIMPLE_RETURN rather than RETURN_EXPR.
2245 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2246 (evaluate_stmt): Likewise.
2247 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2248 to enum vect_relevant.
2249 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2250 compare gimple codes with tree codes.
2252 2008-09-04 Paul Brook <paul@codesourcery.com>
2254 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2256 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2258 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2259 pointer check lost in the recent no-unit-at-a-time patch.
2261 2008-09-04 Jan Hubicka <jh@suse.cz>
2264 * tree-switch-conversion.c (check_final_bb): Accept only IP
2267 2008-09-04 Jan Hubicka <jh@suse.cz>
2269 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2271 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2272 using_ranges argument.
2273 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2274 (vrp_visit_cond_stmt): Update call of
2275 vrp_evaluate_conditional_warnv_with_ops
2277 2008-09-04 Jan Hubicka <jh@suse.cz>
2279 PR tree-optimization/37345
2280 PR tree-optimization/37358
2281 PR tree-optimization/37357
2282 * tree.c (build_function_type_skip_args): Build distinct type copy;
2284 (build_function_decl_skip_args): Set type of new decl not orig decl;
2285 clear DECL_VINDEX for methods turned into functions.
2287 2008-09-04 Nick Clifton <nickc@redhat.com>
2289 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2290 * configure: Regenerate.
2291 * config.in: Regenerate.
2292 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2293 alignment field, if it is supported.
2295 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2297 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2300 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2302 * config/rs6000/rs6000.c (processor_target_table): Do not
2303 enable VMX for POWER6.
2305 2008-09-03 Anton Blanchard <anton@samba.org>
2307 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2308 emit memory barrier before operation.
2310 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2313 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2314 default_elf_asm_output_external.
2316 2008-09-03 Jeff Law <law@redhat.com>
2318 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2320 2008-09-03 Richard Henderson <rth@redhat.com>
2322 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2323 memory barrier to below the test-and-set.
2324 (alpha_split_lock_test_and_set_12): Likewise.
2326 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2330 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2333 * ira-color.c (print_loop_title): Use all_allocnos.
2334 (color_pass): Ditto. Don't add border_allocnos. Check that
2335 subloop allocno in the correspdoning bitmap all_allocnos.
2337 * ira-emit.c (change_loop): Use all_allocnos.
2339 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2341 (ira_create_allocno): Set up all_allocnos bit for the created
2343 (create_cap_allocno): Remove setting mentioned_allocnos.
2344 (create_insn_allocnos): Ditto.
2345 (remove_unnecessary_allocnos): Use all_allocnos.
2346 (check_allocno_creation): Check that allocnos are in the
2347 corresponding bitmap all_allocnos.
2349 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2353 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2354 (process_regs_for_copy): Process subregs. Refine check when cost
2355 is taken into account in ira-costs.c.
2356 (process_reg_shuffles): Use REG_SUBREG_P.
2357 (add_insn_allocno_copies): Ditto. Ignore modes.
2359 * ira-color.c (conflict_allocno_vec): New.
2360 (COST_HOP_DIVISOR): New macro.
2361 (update_copy_costs_1): Use it.
2362 (update_conflict_hard_regno_costs): New function.
2363 (assign_hard_reg): Use it.
2364 (ira_color): Allocate and free conflict_allocno_vec.
2366 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2370 * ira-int.h (ira_sort_insn_chain): Remove.
2372 * ira.c (basic_block_order_nums, chain_insn_order,
2373 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2374 (ira): Don't call ira_sort_insn_chain.
2376 * reload1.c (reload): Don't call ira_sort_insn_chain.
2378 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2381 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2382 which become non throw.
2383 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2384 update_call_expr after updating the flags on the decl.
2386 2008-09-03 Jan Hubicka <jh@suse.cz>
2388 PR tree-optimization/37315
2389 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2390 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2391 (cgraph_analyze_functions): Use node->analyzed
2392 (cgraph_mark_functions_to_output): Likewise.
2393 (cgraph_expand_function): All functions can be released after
2395 (cgraph_optimize): Use gimple_has_body_p.
2396 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2397 (cgraph_decide_inlining_incrementally): Likewise.
2398 (inline_transform): Inline transform.
2399 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2401 (inlinable_function_p): Drop gimple_body check.
2402 (expand_call_inline): Use gimple_has_body_p.
2403 * gimple.c (gimple_has_body_p): New.
2404 * gimple.h (gimple_has_body_p): Add prototype.
2405 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2406 (dump_function_to_file): Use gimple_has_body_p check.
2408 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2411 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2413 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2415 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2417 From Michael Frysinger <michael.frysinger@analog.com>
2418 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2419 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2422 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2425 * doc/extend.texi: Document picoChip builtin functions.
2426 * doc/invoke.texi: Document picoChip options.
2427 * doc/contrib.texi: Add picoChip contribution.
2428 * doc/md.texi: Document picoChip constraints.
2429 * config.gcc: Add picochip-*-*.
2430 * config/picochip/: Add new port.
2432 2008-09-03 Richard Guenther <rguenther@suse.de>
2434 PR tree-optimization/37328
2435 * tree-sra.c (sra_build_assignment): Gimplify properly.
2436 (generate_copy_inout): Take the correct stmt as definition,
2437 remove bogus assert.
2439 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2441 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2444 From Michael Frysinger <michael.frysinger@analog.com>
2445 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2447 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2449 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2450 (__gthread_setspecific): Revert 2008-08-31 change to
2451 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2453 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2455 * diagnostic.c (error_at): New.
2456 * toplev.h (error_at): New prototype.
2457 * c-typeck.c (build_array_ref): Call error_at instead of error.
2458 Pass location to pedwarn.
2460 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2462 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2464 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2466 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2467 VAR_DECL and CONST_DECL.
2469 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2470 Jakub Jelinek <jakub@redhat.com>
2472 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2473 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2474 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2475 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2476 Don't set ix86_save_varrargs_registers.
2477 (ix86_setup_incoming_varargs): Assume cum != NULL.
2478 (ix86_va_start): Check ix86_varargs_gpr_size and
2479 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2480 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2481 from frame pointer if ix86_varargs_gpr_size == 0.
2482 (ix86_compute_frame_layout): Updated.
2483 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2484 (ix86_varargs_gpr_size): Define.
2485 (ix86_varargs_fpr_size): Likewise.
2486 (machine_function): Remove save_varrargs_registers.
2487 Add varargs_gpr_size and varargs_fpr_size.
2489 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2491 * config/alpha/alpha.c (va_list_skip_additions,
2492 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2493 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2496 PR tree-optimization/36766
2497 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2498 for already removed basic blocks.
2501 * real.c (real_maxval): Clear a lower bit to make real_maxval
2502 match get_max_float for IBM long double format.
2504 2008-09-02 Andreas Schwab <schwab@suse.de>
2506 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2507 * configure: Regenerate.
2509 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2511 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2512 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2513 checking for a non-VOID CONSTANT_P.
2515 2008-09-02 Jan Hubicka <jh@suse.cz>
2517 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2518 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2521 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2523 * expr.c (emit_group_store): Don't assert stack temp mode size.
2525 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2526 Tobias Grosser <grosser@fim.uni-passau.de>
2527 Jan Sjodin <jan.sjodin@amd.com>
2528 Harsha Jagasia <harsha.jagasia@amd.com>
2529 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2530 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2531 Adrien Eliche <aeliche@isty.uvsq.fr>
2533 Merge from graphite branch.
2536 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2537 * doc/invoke.texi (-floop-block, -floop-interchange,
2538 -floop-strip-mine): Document new flags.
2539 * tree-into-ssa.c (gimple_vec): Moved...
2540 * tree-loop-distribution.c (rdg_component): Moved...
2541 * cfgloopmanip.c: Include tree-flow.h.
2542 (update_dominators_in_loop): New.
2543 (create_empty_if_region_on_edge): New.
2544 (create_empty_loop_on_edge): New.
2545 (loopify): Use update_dominators_in_loop.
2546 * tree-pass.h (pass_graphite_transforms): Declared.
2547 * configure: Regenerate.
2548 * tree-phinodes.c (make_phi_node): Export.
2549 (add_phi_node_to_bb): New, split from create_phi_node.
2550 * tree-chrec.c (for_each_scev_op): New.
2551 * tree-chrec.h (for_each_scev_op): Declared.
2552 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2553 (remove_statement): Call get_phi_with_result.
2554 * config.in (HAVE_cloog): Undef.
2555 * gdbinit.in (pgg): New.
2556 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2557 * tree-ssa-loop.c (graphite_transforms): New.
2558 (gate_graphite_transforms): New.
2559 (pass_graphite_transforms): New.
2560 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2561 HAVE_cloog): Defined.
2562 * tree-vectorizer.c (rename_variables_in_bb): Export.
2563 * tree-data-ref.c (dr_may_alias_p): Export.
2564 (stmt_simple_memref_p): New.
2565 (find_data_references_in_stmt): Export.
2566 (find_data_references_in_loop): Export.
2567 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2568 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2569 (create_rdg_vertices): Export.
2570 (build_empty_rdg): New.
2571 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2572 * tree-data-ref.h (rdg_component): ... here.
2574 (struct data_reference): Add a field scop.
2576 (find_data_references_in_loop): Declared.
2577 (find_data_references_in_stmt): Declared.
2578 (create_rdg_vertices): Declared.
2579 (dr_may_alias_p): Declared.
2580 (stmt_simple_memref_p): Declared.
2581 (struct rdg_edge): Add a field ddr_p relation.
2582 (build_empty_rdg): Declared.
2583 * lambda.h (lambda_matrix): Declare a VEC of.
2584 (find_induction_var_from_exit_cond): Declared.
2585 (lambda_vector_compare): New.
2586 * common.opt (fgraphite, floop-strip-mine,
2587 floop-interchange, floop-block): New flags.
2588 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2589 * cfgloop.c (is_loop_exit): New.
2590 * cfgloop.h (is_loop_exit): Declared.
2591 (create_empty_if_region_on_edge): Declared.
2592 (create_empty_loop_on_edge): Declared.
2593 * tree-flow.h (add_phi_node_to_bb): Declared.
2594 (make_phi_node): Declared.
2595 (rename_variables_in_bb): Declared.
2596 (perfect_loop_nest_depth): Declared.
2597 (graphite_transform_loops): Declared.
2598 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2599 (graphite.o-warn): Add -Wno-error.
2600 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2601 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2602 (INCLUDES): Add PPLINC, CLOOGINC.
2603 (OBJS-common): Add graphite.o.
2604 (graphite.o): Add rule.
2605 * gimple.h (gimple_vec): ... here.
2606 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2607 * passes.c (init_optimization_passes): Schedule
2608 pass_graphite_transforms.
2610 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2613 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2614 and -fno-toplevel-reorder after handle_options.
2616 2008-09-02 Paul Brook <paul@codesourcery.com>
2618 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2619 (arm_override_options): Set arm_tune_cortex_a9.
2620 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2621 (arm_issue_rate): Handle cortexa9.
2622 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2623 * config/arm/arm-cores.def: Add cortex-a9.
2624 * config/arm/arm-tune.md: Regenerate.
2625 * config/arm/arm.md: Include cortex-a9.md.
2626 (generic_sched, generic_vfp): Add cortexa9.
2627 * config/arm/cortex-a9.md: New file.
2629 2008-09-02 Richard Guenther <rguenther@suse.de>
2631 PR tree-optimization/37327
2632 * tree-vrp.c (register_new_assert_for): Make sure to not have
2633 TREE_OVERFLOW set on the bound.
2635 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2637 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2639 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2640 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2643 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2645 * gcc/config/spu/spu.md (divdf3): Removed.
2647 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2649 PR tree-optimization/37095
2650 * cgraph.c (cgraph_node): When creating new cgraph node after
2651 assembler_name_hash has been populated, record it in the hash
2654 2008-09-01 Paul Brook <paul@codesourcery.com>
2656 * doc/invoke.texi: Document -mword-relocations.
2657 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2658 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2659 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2660 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2661 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2662 (arm_emit_movpair): New function.
2663 (arm_print_operand <c>): Handle sybolic addresses.
2664 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2665 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2666 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2667 * config/arm/arm.opt: Add -mword-relocations.
2668 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2669 (arm_movt, arm_movw): New.
2671 2008-09-01 Paul Brook <paul@codesourcery.com>
2673 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2674 Allow Interworking on ARMv4 EABI based targets.
2675 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2676 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2678 2008-09-01 Paul Brook <paul@codesourcery.com>
2680 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2681 optimized LT0 test. Remove optimization for GT.
2683 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2685 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2686 openmp applications.
2687 * pa-hpux11.h (LIB_SPEC): Likewise.
2689 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2692 2008-09-01 Jan Hubicka <jh@suse.cz>
2694 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2695 present, use only counts; when guessed use only frequencies.
2696 (estimate_bb_frequencies): Use function_frequency.
2697 * profile.c (compute_branch_probabilities): Exit early when
2698 profile reading failed. Set profile_status.
2699 (branch_prob): Do not set profile_status.
2701 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2703 * tree.c (protected_set_expr_location): New.
2704 * tree.h (protected_set_expr_location): New prototype.
2705 * c-tree.h (build_array_ref): Add argument.
2706 (parser_build_unary_op): Same.
2707 * c-typeck.c (build_indirect_ref): Handle new location argument.
2708 (build_array_ref): Same.
2709 (parser_build_unary_op): Same.
2710 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2712 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2714 * c-common.c (finish_label_address_expr): Handle new location argument.
2715 * c-common.h (build_indirect_ref): Add argument.
2716 (finish_label_address_expr): Same.
2717 * c-parser.c (c_parser_unary_expression): Pass location to build
2719 (c_parser_postfix_expression): Same.
2721 2008-09-01 Paul Brook <paul@codesourcery.com>
2723 * config/arm/arm.md: Include cortex-r4f.md.
2724 (attr fpu): Update type list.
2725 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2726 fconstd, fcmps and fcmpd.
2727 (attr tune_cortexr4): Define.
2728 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2729 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2730 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2731 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2732 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2733 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2734 cortex_a8_vfp_farith: Ditto.
2735 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2736 * config/arm/cortex-r4.md: Use tune_cortexr4.
2737 * config/arm/cortex-r4f.md: New file.
2739 2008-09-01 Richard Guenther <rguenther@suse.de>
2741 PR tree-optimization/37305
2742 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2743 the result of constant conversions.
2744 (fold_gimple_assign): Likewise.
2746 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2748 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2749 #ifdef ENABLE_CHECKING.
2751 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2753 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2754 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2755 when !INSN_SCHEDULING.
2757 2008-09-01 Andreas Schwab <schwab@suse.de>
2759 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2761 2008-09-01 Paul Brook <paul@codesourcery.com>
2763 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2765 2008-09-01 Jan Hubicka <jh@suse.cz>
2767 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2769 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2771 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2772 * gimplify.c (gimplify_init_constructor): Add speed operand.
2773 * tree-sra.c (decide_block_copy): Likewise.
2774 * tree-inline.c (estimate_move_cost): Likewise.
2775 * config/alpha/alpha.h (MOVE_RATIO): Update.
2776 * config/frv/frv.c (MOVE_RATIO): Update.
2777 * config/spu/spu.h (MOVE_RATIO): Update.
2778 * config/sparc/sparc.h (MOVE_RATIO): Update.
2779 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2780 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2781 * config/cris/cris.h (MOVE_RATIO): Update.
2782 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2783 * config/arm/arm.h (MOVE_RATIO): Update.
2784 * config/pa/pa.md: Update uses of MOVE_RATIO
2785 * config/pa/pa.h (MOVE_RATIO): Update.
2786 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2787 CLEAR_RATIO, SET_RATIO): Update.
2788 * config/h8300/h8300.h (MOVE_RATIO): Update.
2789 * config/v850/v850.h (MOVE_RATIO): Update.
2790 * config/bfin/bfin.h (MOVE_RATIO): Update.
2792 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2793 Dmitry Melnik <dm@ispras.ru>
2794 Dmitry Zhurikhin <zhur@ispras.ru>
2795 Alexander Monakov <amonakov@ispras.ru>
2796 Maxim Kuvyrkov <maxim@codesourcery.com>
2798 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2799 sel-sched-dump.c, sel-sched-ir.c: New files.
2800 * Makefile.in (OBJS-common): Add selective scheduling object files.
2801 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2802 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2803 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2804 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2805 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2806 (make_forwarder_block): Update loop latch if we have redirected
2807 the loop latch edge.
2808 * cfgloop.c (get_loop_body_in_custom_order): New function.
2809 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2810 (CP_FALLTHRU_PREHEADERS): Likewise.
2811 (get_loop_body_in_custom_order): Declare.
2812 * cfgloopmanip.c (has_preds_from_loop): New.
2813 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2814 Assert that the preheader edge will be fall thru when it is set.
2815 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2816 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2817 fsel-sched-substitution, fselective-scheduling): New flags.
2818 * cse.c (hash_rtx_cb): New.
2820 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2821 sel_sched_insn_cnt): New counters.
2822 * final.c (compute_alignments): Export. Free dominance
2823 info after loop_optimizer_finalize.
2824 * genattr.c (main): Output maximal_insn_latency prototype.
2825 * genautomata.c (output_default_latencies): New.
2826 Factor its code from ...
2827 (output_internal_insn_latency_func): ... here.
2828 (output_internal_maximal_insn_latency_func): New.
2829 (output_maximal_insn_latency_func): New.
2830 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2831 (struct hard_reg_set_iterator): New.
2832 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2833 hard_reg_set_iter_next): New functions.
2834 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2835 * lists.c (remove_free_INSN_LIST_node,
2836 remove_free_EXPR_LIST_node): New functions.
2837 * loop-init.c (loop_optimizer_init): When
2838 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2839 calling create_preheaders.
2840 (loop_optimizer_finalize): Do not verify flow info after reload.
2841 * recog.c (validate_replace_rtx_1): New parameter simplify.
2842 Default it to true. Update all uses. Factor out simplifying
2844 (simplify_while_replacing): ... this new function.
2845 (validate_replace_rtx_part,
2846 validate_replace_rtx_part_nosimplify): New.
2847 * recog.h (validate_replace_rtx_part,
2848 validate_replace_rtx_part_nosimplify): Declare.
2849 * rtl.c (rtx_equal_p_cb): New.
2850 (rtx_equal_p): Use it.
2851 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2852 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2853 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2854 * vecprim.h: Add a vector type for unsigned int.
2855 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2856 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2857 ready_try, cycle_issued_insns, spec_info): Make global.
2858 (readyp): Initialize.
2859 (dfa_lookahead): New global variable.
2860 (old_max_uid, old_last_basic_block): Remove.
2861 (h_i_d): Make it a vector.
2862 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2864 (after_recovery, adding_bb_to_current_region_p):
2865 New variables to handle correct insertion of the recovery code.
2866 (struct ready_list): Move declaration to sched-int.h.
2867 (rgn_n_insns): Removed.
2868 (rtx_vec_t): Move to sched-int.h.
2869 (find_insn_reg_weight): Remove.
2870 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2871 (haifa_init_h_i_d, haifa_finish_h_i_d):
2872 New functions to initialize / finalize haifa instruction data.
2873 (extend_h_i_d, init_h_i_d): Rewrite.
2874 (unlink_other_notes): Move logic to add_to_note_list. Handle
2875 selective scheduler.
2876 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2877 find_fallthru_edge): Make global, remove static prototypes.
2878 (max_issue): Make global. Add privileged_n and state parameters. Use
2880 (extend_global, extend_all): Removed.
2881 (init_before_recovery): Add new param. Fix the handling of the case
2882 when we insert a recovery code before the EXIT which has a predecessor
2883 with a fallthrough edge to it.
2884 (create_recovery_block): Make global. Rename to
2885 sched_create_recovery_block. Update.
2886 (change_pattern): Rename to sched_change_pattern. Make global.
2887 (speculate_insn): Rename to sched_speculate_insn. Make global.
2888 Split haifa-specific functionality into ...
2889 (haifa_change_pattern): New static function.
2890 (sched_extend_bb): New static function.
2891 (sched_init_bbs): New function.
2892 (current_sched_info): Change type to struct haifa_sched_info.
2893 (insn_cost): Adjust for selective scheduling.
2894 (dep_cost_1): New function. Move logic from ...
2895 (dep_cost): ... here.
2896 (dep_cost): Use dep_cost_1.
2897 (contributes_to_priority_p): Use sched_deps_info instead of
2899 (priority): Adjust to work with selective scheduling. Process the
2900 corner case when all dependencies don't contribute to priority.
2901 (rank_for_schedule): Use ds_weak instead of dep_weak.
2902 (advance_state): New function. Move logic from ...
2903 (advance_one_cycle): ... here.
2904 (add_to_note_list, concat_note_lists): New functions.
2905 (rm_other_notes): Make static. Adjust for selective scheduling.
2906 (remove_notes, restore_other_notes): New functions.
2907 (move_insn): Add two arguments. Update assert. Don't call
2909 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2910 Remove more_issue, max_points. Move the code to initialize
2911 max_lookahead_tries to max_issue.
2912 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2913 ready. Adjust use of move_insn. Call restore_other_notes.
2915 (sched_init, sched_finish): Move Haifa-specific initialization/
2917 (haifa_sched_init, haifa_sched_finish): ... respectively.
2919 (setup_sched_dump): New function.
2920 (haifa_init_only_bb): New static function.
2921 (haifa_speculate_insn): New static function.
2922 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2923 (extend_ready, extend_all): Remove.
2924 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2925 (create_check_block_twin, add_to_speculative_block): Use
2926 haifa_insns_init instead of extend_global. Update to use new
2927 initialization functions. Change parameter. Factor out code from
2928 create_check_block_twin to ...
2929 (sched_create_recovery_edges) ... this new function.
2930 (add_block): Remove.
2931 (sched_scan_info): New.
2932 (extend_bb): Use sched_scan_info.
2933 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2934 static functions for walking through scheduling region.
2935 (sched_luids): New vector variable to replace uid_to_luid.
2936 (luids_extend_insn): New function.
2937 (sched_max_luid): New variable.
2938 (luids_init_insn): New function.
2939 (sched_init_luids, sched_finish_luids): New functions.
2940 (insn_luid): New debug function.
2941 (sched_extend_target): New function.
2942 (haifa_init_insn): New static function.
2943 (sched_init_only_bb): New hook.
2944 (sched_split_block): New hook.
2945 (sched_split_block_1): New function.
2946 (sched_create_empty_bb): New hook.
2947 (sched_create_empty_bb_1): New function.
2948 (common_sched_info, ready): New global variables.
2949 (current_sched_info_var): Remove.
2950 (move_block_after_check): Use common_sched_info.
2951 (haifa_luid_for_non_insn): New static function.
2952 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2953 (increase_insn_priority): New.
2954 * modulo-sched.c: (issue_rate): Remove static declaration.
2955 (sms_sched_info): Change type to haifa_sched_info.
2956 (sms_sched_deps_info, sms_common_sched_info): New variables.
2957 (setup_sched_infos): New.
2958 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2959 Do not call regstat_free_calls_crossed.
2960 (sms_print_insn): Use const_rtx.
2961 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2962 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2963 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2964 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2965 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2966 current_sched_info to use it.
2967 (enum reg_pending_barrier_mode): Move to sched-int.h.
2968 (h_d_i_d): New variable. Initialize to NULL.
2969 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2971 (estimate_dep_weak): Remove static declaration.
2972 (sched_has_condition_p): New function. Adjust users of
2973 sched_get_condition to use it instead.
2974 (conditions_mutex_p): Add arguments indicating which conditions are
2976 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2977 argument to indicate whether returned condition is reversed. Do not
2978 generate new rtx when condition should be reversed; indicate it by
2979 setting new argument instead.
2980 (add_dependence_list_and_free): Add deps parameter.
2981 Update all users. Do not free dependence list when
2982 deps context is readonly.
2983 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2985 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2986 (remove_from_deps): New. Use the above functions.
2987 (cur_insn, can_start_lhs_rhs_p): New static variables.
2988 (add_or_update_back_dep_1): Initialize present_dep_type.
2989 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2990 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2991 haifa_note_dep): New functions implementing dependence hooks for
2992 the Haifa scheduler.
2993 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2994 note_dep): New functions.
2995 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
2997 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
2998 (free_deps): Initialize deps->reg_last.
2999 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3000 sched_analyze_insn): Update to use dependency hooks infrastructure
3001 and readonly contexts.
3002 (deps_analyze_insn): New function. Move part of logic from ...
3003 (sched_analyze): ... here. Also move some logic to ...
3004 (deps_start_bb): ... here. New function.
3005 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3007 (sched_deps_init): New function. Move code from ...
3008 (init_dependency_caches): ... here. Remove.
3009 (init_deps_data_vector): New.
3010 (sched_deps_finish): New function. Move code from ...
3011 (free_dependency_caches): ... here. Remove.
3012 (init_deps_global, finish_deps_global): Adjust for use with
3013 selective scheduling.
3014 (get_dep_weak): Move logic to ...
3015 (get_dep_weak_1): New function.
3016 (ds_merge): Move logic to ...
3017 (ds_merge_1): New static function.
3018 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3019 (ds_get_max_dep_weak): New function.
3020 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3021 (n_insns): Rename to rgn_n_insns.
3022 (debug_ebb_dependencies): New function.
3023 (init_ready_list): Use it.
3024 (begin_schedule_ready): Use sched_init_only_bb.
3025 (ebb_print_insn): Indicate when an insn starts a new cycle.
3026 (contributes_to_priority, compute_jump_reg_dependencies,
3027 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3028 (add_block1): Remove to ebb_add_block.
3029 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3030 (schedule_ebb): Initialize them. Use remove_notes instead of
3031 rm_other_notes. Use haifa_local_init/finish.
3032 (schedule_ebbs): Use haifa_sched_init/finish.
3033 * sched-int.h: Include vecprim.h, remove rtl.h.
3034 (struct ready_list): Delete declaration.
3035 (sched_verbose_param, enum sched_pass_id_t,
3036 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3037 (struct sched_scan_info_def): New structure.
3038 (sched_scan_info, sched_scan, sched_init_bbs,
3039 sched_init_luids, sched_finish_luids, sched_extend_target,
3040 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3041 (struct common_sched_info_def): New.
3042 (common_sched_info, haifa_common_sched_info,
3043 sched_emulate_haifa_p): Declare.
3045 (sched_luids): Declare.
3046 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3047 (sched_max_luid, insn_luid): Declare.
3048 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3049 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3050 print_insn, print_pattern, print_value, haifa_classify_insn,
3051 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3052 setup_sched_dump, sched_init, sched_finish,
3053 sel_insn_is_speculation_check): Export.
3054 (struct ready_list): Move from haifa-sched.c.
3055 (ready_try, ready, max_issue): Export.
3056 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3057 sched_init_only_bb, sched_split_block, sched_split_block_1,
3058 sched_create_empty_bb, sched_create_empty_bb_1,
3059 sched_create_recovery_block, sched_create_recovery_edges): Export.
3060 (enum reg_pending_barrier_mode): Export.
3061 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3063 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3064 print_insn field. Move add_block and fix_recovery_cfg to
3065 common_sched_info_def. Move compute_jump_reg_dependencies,
3067 (struct sched_deps_info_def): ... this new structure.
3068 (sched_deps_info): Declare.
3069 (struct spec_info_def): Remove weakness_cutoff, add
3070 data_weakness_cutoff and control_weakness_cutoff.
3071 (spec_info): Declare.
3072 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3074 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3075 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3076 (current_sched_info): Change type to struct haifa_sched_info.
3077 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3078 (h_d_i_d): New variable.
3079 (HDID): New accessor macro.
3080 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3081 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3083 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3084 (enum SCHED_FLAGS): Update for selective scheduler.
3085 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3086 (init_dependency_caches, free_dependency_caches): Delete declarations.
3087 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3088 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3089 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3090 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3091 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3093 (rm_other_notes): Delete declaration.
3094 (schedule_block): Remove one argument.
3095 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3096 ready_element, ready_lastpos, sched_extend_ready_list,
3097 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3098 concat_note_lists): Export.
3099 (struct region): Move from sched-rgn.h.
3100 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3101 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3102 BLOCK_TO_BB, CONTAINING_RGN): Export.
3103 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3104 (current_nr_blocks, current_blocks, target_bb): Likewise.
3105 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3106 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3107 sched_rgn_local_init, extend_regions,
3108 rgn_make_new_region_out_of_new_block, compute_priorities,
3109 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3110 extend_rgns, deps_join rgn_setup_common_sched_info,
3111 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3112 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3113 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3114 increase_insn_priority): Likewise.
3115 * sched-rgn.c: Include sel-sched.h.
3116 (ref_counts): New static variable. Use it ...
3117 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3118 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3119 (sched_is_disabled_for_current_region_p): Delete static declaration.
3120 (struct region): Move to sched-int.h.
3121 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3122 ebb_head): Define and initialize.
3123 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3124 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3125 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3127 (find_single_block_region): Add new argument to indicate that EBB
3128 regions should be constructed.
3129 (debug_live): Delete declaration.
3130 (current_nr_blocks, current_blocks, target_bb):
3131 Remove static qualifiers.
3132 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3134 (init_regions): Delete declaration.
3135 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3136 rgn_estimate_number_of_insns): New.
3137 (too_large): Use estimate_number_of_insns.
3138 (haifa_find_rgns): New. Move the code from ...
3139 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3140 (free_trg_info): New.
3141 (compute_trg_info): Allocate candidate tables here instead of ...
3142 (init_ready_list): ... here.
3143 (rgn_print_insn): Use const_rtx.
3144 (contributes_to_priority, extend_regions): Delete static declaration.
3145 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3146 (add_block1): Rename to rgn_add_block.
3147 (debug_rgn_dependencies): Delete static qualifier.
3148 (new_ready): Use sched_deps_info. Simplify.
3149 (rgn_common_sched_info, rgn_const_sched_deps_info,
3150 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3152 (region_sched_info): Rename to rgn_const_sched_info.
3153 (deps_join): New, extracted from ...
3154 (propagate_deps): ... here.
3155 (compute_block_dependences, debug_dependencies): Update for selective
3157 (free_rgn_deps, compute_priorities): New functions.
3158 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3159 sched_rgn_compute_dependencies): New functions.
3160 (schedule_region): Use them.
3161 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3162 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3164 (schedule_insns): Call new functions that were split out.
3165 (rgn_make_new_region_out_of_new_block): New.
3166 (get_rgn_sched_max_insns_priority): New.
3167 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3168 scheduling when appropriate.
3169 * sched-vis.c: Include insn-attr.h.
3170 (print_value, print_pattern): Make global.
3171 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3172 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3173 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3174 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3175 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3176 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3177 hooks. Initialize them to 0.
3178 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3179 * target.h (struct gcc_target): Add them. Rename gen_check field to
3181 * flags.h (sel_sched_switch_set): Declare.
3182 * opts.c (sel_sched_switch_set): New variable.
3183 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3184 pipelining is disabled from command line.
3185 (common_handle_option): Record whether selective scheduling is
3186 requested from command line.
3187 * doc/invoke.texi: Document new flags and parameters.
3188 * doc/tm.texi: Document new target hooks.
3189 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3191 (dfa_state_size): Do not declare locally.
3192 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3193 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3194 rs6000_alloc_sched_context, rs6000_set_sched_context,
3195 rs6000_free_sched_context): New functions.
3196 (struct _rs6000_sched_context): New.
3197 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3199 (rs6000_sched_finish): Do not run for selective scheduling.
3201 2008-08-31 Jan Hubicka <jh@suse.cz>
3203 * frv.c (frv_rtx_costs): Update forward declaration.
3204 * spu.c (spu_rtx_costs): Likewise.
3205 * pdp11.c: Include df.h
3206 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3207 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3208 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3209 * iq2000.c (iq2000_address_cost): Add speed argument.
3210 (iq2000_rtx_costs): Likewise.
3211 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3212 update call of mn10300_address_cost.
3213 * mcore.c: Include df.h
3214 (mcore_rtx_costs): Update prototype.
3215 * score3.c: Include df.h
3216 (score3_rtx_costs): Remove speed argument.
3217 * score7.c: Include df.h
3218 (score7_address_cost): Remove speed argument.
3219 * score-protos.h (score_address_cost): Update prototype.
3220 * score.c: Include df.h
3221 (score_rtx_costs): Update call of costs functions.
3222 * v850.c (v850_rtx_costs): Add bool argument.
3224 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3226 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3228 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3230 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3231 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3233 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3235 * mkmap-flat.awk: Add option pe_dll.
3236 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3237 * config/i386/t-cygwin (SHLIB_LC): Add.
3238 * config/i386/t-mingw32 (SHLIB_LC): Add.
3239 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3240 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3241 (LINK_SPEC): Support libgcc_s.
3242 (LIBGCC_SPEC): Support libgcc_s.
3243 (LIBGCC_SONAME): New.
3245 2008-08-31 Jan Hubicka <jh@suse.cz>
3247 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3248 mistakely had old version of patch.
3250 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3251 (ipcp_estimate_growth): New.
3252 (ipcp_insert_stage): Use ipcp_estimate_growth.
3253 * profile.c (branch_prob): When reading failed, do not consider
3256 2008-08-31 Jan Hubicka <jh@suse.cz>
3258 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3259 loop is optimized for speed.
3261 2008-08-31 Richard Guenther <rguenther@suse.de>
3264 * fold-const.c (fold_binary): Retain conversions in folding
3267 2008-08-31 Jan Hubicka <jh@suse.cz>
3269 * postreload-gcse.c (eliminate_partially_redundant_loads):
3270 Use optimize_bb_for_size_p.
3271 * predict.c (maybe_hot_frequency_p): Make inline.
3272 (maybe_hot_count_p): Break out from ...
3273 (maybe_hot_bb_p): ... this one.
3274 (maybe_hot_edge_p): Simplify.
3275 * basic-block.h (probably_cold_bb_p): Remove.
3277 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3280 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3282 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3283 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3284 Also split V4SFmode.
3285 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3288 2008-08-31 Jan Hubicka <jh@suse.cz>
3290 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3292 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3294 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3297 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3300 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3301 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3303 2008-08-31 Jan Hubicka <jh@suse.cz>
3305 * sparc.h (BRANCH_COST): Fix macro definition.
3306 * avr.c (avr_operand_rtx_cost): Add speed argument.
3307 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3309 2008-08-31 Richard Guenther <rguenther@suse.de>
3311 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3312 types instead of operands. Re-instantiate verifying of
3313 binary expression operands.
3315 2008-08-30 Jan Hubicka <jh@suse.cz>
3317 * fwprop.c (should_replace_address): Add speed attribute.
3318 (PR_OPTIMIZE_FOR_SPEED): New flag.
3319 (propagate_rtx_1): Use it.
3320 (propagate_rtx): Set it.
3321 (try_fwprop_subst): Update call of rtx_costs.
3322 (forward_propagate_and_simplify): LIkewise.
3323 * hooks.c (hook_int_rtx_bool_0): New
3324 (hook_bool_rtx_int_int_intp_false): Replace by ...
3325 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3326 * hooks.h (hook_int_rtx_bool_0): New
3327 (hook_bool_rtx_int_int_intp_false): Replace by ...
3328 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3329 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3330 (prepare_cmp_insn): UPdate call of rtx_cost.
3331 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3332 (reload_cse_simplify_operands): Update call of rtx_cost.
3333 (reload_cse_move2add): call of rtx_cost.
3334 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3335 * rtlanal.c (rtx_cost): Add speed argument.
3336 (address_cost): Add speed argument
3337 (default_address_cost): Likewise.
3338 (insn_rtx_cost): Likewise.
3339 * cfgloopanal.c (seq_cost): Add speed argument.
3340 (target_reg_cost, target_spill_cost): Turn to array.
3341 (init_set_costs): Update for speed.
3342 (estimate_reg_pressure_cost): Add speed argument.
3343 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3344 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3345 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3346 (seq_cost): Add speed argument.
3347 (computation_cost): Add speed arugment.
3348 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3349 (force_expr_to_var_cost): Update for profile info.
3350 (force_var_cost): Likewise.
3351 (split_address_cost): Likewise.
3352 (ptr_difference_cost): Likewise.
3353 (difference_cost): Likewise.
3354 (get_computation_cost_at): Likewise.
3355 (determine_iv_cost): Likewise.
3356 (ivopts_global_cost_for_size): Likewise.
3357 (rewrite_use_address): Likewise.
3358 (tree_ssa_iv_optimize_loop): Initialize speed field.
3359 * cse.c (optimize_this_for_speed_p): New static var.
3360 (notreg_cost): Update call of rtx_cost.
3361 (cse_extended_basic_block): set optimize_this_for_speed_p.
3362 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3363 (noce_try_cmove_arith): Likewise.
3364 (noce_try_sign_mask): LIkewise.
3365 * expr.c (compress_float_constant): Update rtx_cost calls.
3366 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3368 (addr_to_parts): Likewise.
3369 (create_mem_ref): Likewise.
3370 * dse.c (find_shift_sequence): Add speed argument.
3371 (replace_read): Update call.
3372 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3373 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3374 * neg_cost, shift_cost, shiftadd_cost,
3375 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3376 mul_highpart_cost): Increase dimension.
3377 (init_expmed): Initialize for both size and speed.
3378 (expand_shift): Use profile.
3379 (synth_mult): Use profile.
3380 (choose_mult_variant): Use profile.
3381 (expand_mult): Use profile.
3382 (expand_mult_highpart_optab): Use profile.
3383 (expand_mult_highpart): Use profile.
3384 (expand_smod_pow2): Use profile.
3385 (expand_divmod): Use profile.
3386 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3388 * loop-invariant.c (create_new_invariant): Use profile.
3389 (gain_for_invariant): Add speed parameter.
3390 (best_gain_for_invariant): Likewise.
3391 (find_invariants_to_move): Likewise.
3392 (move_single_loop_invariants): Set it.
3393 * target-def.h (TARGET_RTX_COSTS): Use hook.
3394 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3395 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3396 * output.h (default_address_cost): Update prototype.
3397 * combine.c (optimize_this_for_speed_p): New static var.
3398 (combine_validate_cost): Update call of rtx_cost.
3399 (combine_instructions): Set optimize_this_for_speed_p.
3400 (expand_compound_operation): Update call of rtx_cost.
3401 (make_extraction):Update call of rtx_cost.
3402 (force_to_mode):Update call of rtx_cost.
3403 (distribute_and_simplify_rtx):Update call of rtx_cost.
3404 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3405 (estimate_reg_pressure_cost): Update prototype.
3406 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3407 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3409 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3410 (alpha_rtx_costs): Update.
3411 * config/frv/frv.c (frv_rtx_costs): Update.
3412 * config/s390/s390.c (s390_rtx_costs): Update.
3413 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3414 (m32c_rtx_costs): Update.
3415 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3416 (spu_rtx_costs): Update.
3417 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3418 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3419 * config/i386/i386.c (:ix86_address_cost): Update.
3420 (ix86_rtx_costs): Update.
3421 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3422 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3423 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3424 * config/crx/crx.c (crx_address_cost): Update.
3425 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3426 * config/stormy16/stormy16.c
3427 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3428 * config/m68hc11/m68hc11.c
3429 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3430 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3431 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3433 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3435 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3436 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3437 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3438 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3439 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3440 (mcore_rtx_costs): update.
3441 * config/score/score3.c (score3_rtx_costs): Update.
3442 * config/score/score7.c (score7_rtx_costs): Update.
3443 * config/score/score3.h (score3_rtx_costs):Update.
3444 * config/score/score7.h (score7_rtx_costs): Update.
3445 * config/score/score.c (score_rtx_costs): Update.
3446 * config/arm/arm.c (arm_address_cost): Update.
3447 (arm_rtx_costs_1): Update.
3448 (arm_rtx_costs_1): Update.
3449 (arm_size_rtx_costs): Update.
3450 (arm_size_rtx_costs): Update.
3451 (arm_size_rtx_costs): Update.
3452 (arm_xscale_rtx_costs): Update.
3453 (arm_thumb_address_cost): Update.
3454 * config/pa/pa.c (hppa_address_cost): Update.
3455 * config/mips/mips.c (mips_rtx_costs): Update.
3456 * config/vax/vax.c (vax_address_cost): Update.
3457 * config/h8300/h8300.c (h8300_shift_costs): Update.
3458 (h8300_rtx_costs): Update.
3459 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3460 (v850_rtx_costs): Update.
3461 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3462 * config/bfin/bfin.c
3463 (bfin_address_cost): Update.
3464 (bfin_rtx_costs): Update.
3465 * stmt.c (lshift_cheap_p): Update.
3467 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3470 * expmed.c (extract_bit_field_1): Check the mode size to make
3471 sure the vector modes have the same size.
3473 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3475 * dojump.c (top level): Include basic-block.h to declare
3476 optimize_insn_for_speed_p
3478 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3480 * opts.h (CL_SAVE): New option class for marking options that are
3481 target specific options usable in the target attribute.
3482 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3484 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3485 can easily find the target specific options that are safe to use
3486 in the attribute or pragma.
3488 * attribs.c (decl_attributes): Change #pragma GCC option to
3489 #pragma GCC target, and attribute((option(...))) to
3490 attribute((target(...))).
3492 * doc/extend.texi (target attribute): Change from option
3493 attribute. Delete push/pop/reset.
3494 (#pragma GCC target): Change from #pragma GCC option. Delete
3496 (#pragma GCC push_options): Document new pragma.
3497 (#pragma GCC pop_options): Document new pragma.
3498 (#pragma GCC reset_options): Document new pragma.
3500 * targhooks.c (default_target_option_valid_attribute_p): Add
3501 warning about port not supporting target attributes.
3502 (default_target_option_pragma_parse): New function, warn about
3503 #pragma GCC target not being supported.
3505 * targhooks.h (default_target_option_pragma_parse): Add
3508 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3509 TI_CURRENT_OPTION_PRAGMA.
3510 (current_target_pragma): Rename from current_option_pragma.
3512 * target.h: (struct target_option): Delete booleans for changing
3513 the optimization level on hot/cold functions. Change signature of
3514 pragma_parse hook to take a second tree.
3516 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3518 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3519 that the declaration is done at global scope.
3521 * langhooks.c (add_builtin_function_common): Move most of the code
3522 from add_builtin_function here, calling the hook passed in.
3523 (add_builtin_function): Call add_builtin_function_common with
3524 standard builtin hook.
3525 (add_builtin_function_ext_scope): New function to add builtins to
3528 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3530 (add_builtin_function_ext_scope): Add declaration.
3532 * c-pragma.c (handle_pragma_target): Rename from
3533 handle_pragma_option, #pragma GCC option is now #pragma GCC
3534 target. Move warning about port not supporting target options to
3535 default pragma parse hook. Remove push/pop/reset from this
3537 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3538 (option_stack): Delete static variable.
3539 (optimize_stack): Ditto.
3540 (optons_stack): New stack of saved target and optimization
3542 (handle_pragma_push_options): New function to handle pushing both
3543 target and optimization options.
3544 (handle_pragma_pop_options): New function to handle popping both
3545 target and optimization options.
3546 (handle_pragma_reset_options): New function to handle resetting
3547 both target and optimization options to their initial state.
3548 (init_pragma): Rename handle_pragma_option to
3549 handle_pragma_target. Add support for push_options, pop_options,
3550 and reset_options pragmas.
3552 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3553 default_target_option_pragma_parse.
3554 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3555 default_target_option_valid_attribute_p.
3556 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3557 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3558 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3559 optimization level on hot/cold functions.
3561 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3562 if the caller and callee have different optimization levels.
3564 * c-common.c (handle_target_attribute): Rename from
3565 handle_option_attribute, attribute((option(...))) is now
3566 attribute((target(...))). Move warning if the port does not
3567 support target attributes to the default hook.
3568 (handle_hot_attribute): Delete code to change the optimization
3569 level of hot functions.
3570 (handle_cold_attribute): Ditto.
3572 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3573 argument that is the binary tree options to use if there are no
3574 arguments. Call ix86_valid_target_attribute_tree instead of
3575 ix86_valid_option_attribute_tree.
3576 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3577 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3578 ix86_pragma_option_parse.
3580 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3581 Rename from ix86_valid_option_attribute_tree.
3583 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3584 new builtins when the ISA changes.
3585 (ix86_valid_target_attribute_tree): Rename from
3586 ix86_valid_option_attribute_tree. Change callers. If the
3587 function specified optimization options, use those as the starting
3588 point before setting up the target attributes. If the
3589 optimization options were changed in the course of setting the
3590 target attributes, record the new optimization options.
3591 (ix86_valid_target_attribute_tree_inner_p): Rename from
3592 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3593 ix86_add_new_builtins if the ISA changed.
3594 (ix86_valid_target_attribute_p): Rename from
3595 ix86_valid_option_attribute_p. Change callers.
3596 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3597 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3598 as delayed builtin functions.
3599 (struct builtin_isa): New structure to record builtin functions
3600 that should be delayed until the ISA for that function is used.
3601 (ix86_builtins_isa): Change from int to struct to track builtin
3602 functions we want to declare at some point.
3603 (def_builtin): If the front end can delay defining the builtin
3604 functions, don't create builtins for ISAs not part of the default
3606 (def_builtin_const): Ditto.
3607 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3608 __builtin_ia32_pcmov_v2di to be different builtin functions.
3609 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3610 a structure instead of an int.
3611 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3612 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3613 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3614 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3616 * config/ia64/ia64.h
3617 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3618 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3620 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3621 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3622 (LANG_HOOKS_INITIALIZER): Add
3623 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3625 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3628 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3629 the reload address with the index register for SFmode
3630 access with a displacement.
3632 2008-08-30 Jan Hubicka <jh@suse.cz>
3634 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3635 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3636 * dojump.c (do_jump): Likewise.
3637 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3638 (note-if_info): Add BRANCH_COST.
3639 (noce_try_store_flag_constants, noce_try_addcc,
3640 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3641 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3642 find_if_case_2): Use computed branch cost.
3643 * expr.h (BRANCH_COST): Update default.
3644 * predict.c (predictable_edge_p): New function.
3645 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3646 Update BRANCH_COST call.
3647 * basic-block.h (predictable_edge_p): Declare.
3648 * config/alpha/alpha.h (BRANCH_COST): Update.
3649 * config/frv/frv.h (BRANCH_COST): Update.
3650 * config/s390/s390.h (BRANCH_COST): Update.
3651 * config/spu/spu.h (BRANCH_COST): Update.
3652 * config/sparc/sparc.h (BRANCH_COST): Update.
3653 * config/m32r/m32r.h (BRANCH_COST): Update.
3654 * config/i386/i386.h (BRANCH_COST): Update.
3655 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3657 * config/sh/sh.h (BRANCH_COST): Update.
3658 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3659 * config/avr/avr.h (BRANCH_COST): Update.
3660 * config/crx/crx.h (BRANCH_COST): Update.
3661 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3662 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3663 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3664 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3665 * config/ia64/ia64.h (BRANCH_COST): Update.
3666 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3667 * config/arc/arc.h (BRANCH_COST): Update.
3668 * config/score/score.h (BRANCH_COST): Update.
3669 * config/arm/arm.h (BRANCH_COST): Update.
3670 * config/pa/pa.h (BRANCH_COST): Update.
3671 * config/mips/mips.h (BRANCH_COST): Update.
3672 * config/vax/vax.h (BRANCH_COST): Update.
3673 * config/h8300/h8300.h (BRANCH_COST): Update.
3674 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3675 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3676 * doc/tm.texi (BRANCH_COST): Update.
3678 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3681 * config/arm/arm.c (arm_optimization_options): Set
3682 flag_section_anchors to 2 instead of 1 to distinguish it from
3683 -fsection-anchors given explicitely on the command line.
3685 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3687 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3688 final insn of a split.
3690 2008-08-30 Jan Hubicka <jh@suse.cz>
3692 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3693 optimized for speed.
3694 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3695 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3696 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3697 flag_gcse_after_reload_set): New static vars.
3698 (common_handle_option): Enable those flags for profile-use.
3699 (decode_options): Remove optimize_size flags that are handled
3700 on higher granuality.
3701 * tree-vectorizer.c (vectorize_loops): Use
3702 optimize_loop_nest_for_speed_p.
3703 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3704 * tree-predcom.c (tree_predictive_commoning): Use
3705 optimize_loop_for_speed_p.
3706 * varasm.c (assemble_start_function): Use
3707 optimize_function_for_speed_p.
3708 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3709 * predict.c (optimize_loop_for_speed_p): Fix walk.
3711 2008-08-30 Jan Hubicka <jh@suse.cz>
3713 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3715 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3716 profile presence locally.
3718 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3721 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3722 versions before 4.0.
3724 2008-08-29 Jan Hubicka <jh@suse.cz>
3726 * tree-inline.c (insert_init_stmt): Insert sequence even when
3729 2008-08-29 Jeff Law <law@redhat.com>
3731 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3732 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3733 location and class is an FP register.
3735 2008-08-29 Jan Hubicka <jh@suse.cz>
3737 * see.c (see_merge_one_def_extension): Silence used uninitialized
3739 * matrix-reorg.c (check_allocation_function): Likewise.
3740 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3742 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3745 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3746 compute new & and | in type rather than TREE_TYPE (arg0).
3748 * dwarf2out.c (fortran_common): Update comment.
3749 (gen_variable_die): Swap com_die and var_die variables in Fortran
3750 COMMON block handling code.
3752 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3754 * dwarf2out.c (gen_const_die): New function.
3755 (size_of_die, value_format, output_die): Output larger
3756 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3757 (native_encode_initializer): New function.
3758 (tree_add_const_value_attribute): Call it.
3759 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3761 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3762 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3763 TREE_THIS_VOLATILE to add_type_attribute.
3765 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3767 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3770 * dwarf2out.c (loc_by_reference): New function.
3771 (add_location_or_const_value_attribute): Use it.
3774 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3775 as DW_TAG_variable children of DW_TAG_common_block rather than
3776 DW_TAG_member children. Put DW_AT_external to individual
3777 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3779 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3780 loc_descriptor_from_tree_1.
3784 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3785 arguments to imported_module_or_decl.
3786 (debug_nothing_tree_tree): Removed.
3787 (debug_nothing_tree_tree_tree_bool): New prototype.
3788 * debug.c (do_nothing_debug_hooks): Adjust.
3789 (debug_nothing_tree_tree): Removed.
3790 (debug_nothing_tree_tree_tree_bool): New function.
3791 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3792 (gen_variable_die): Put all common vars for the
3793 same COMMON block under one DW_TAG_common_block.
3794 (declare_in_namespace): Return new context_die, for Fortran
3795 return the module DIE instead of adding extra declarations into
3797 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3798 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3799 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3801 (dwarf2out_global_decl): Don't skip Fortran global vars.
3802 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3803 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3804 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3805 DW_TAG_imported_declaration as child of previous
3806 DW_TAG_imported_module.
3807 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3808 * sdbout.c (sdb_debug_hooks): Likewise.
3809 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3811 2008-08-29 Jan Hubicka <jh@suse.cz>
3813 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3815 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3816 * ipa-cp.c (n_cloning_candidates): New static variable.
3817 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3818 (ipcp_print_all_lattices): Improve debug output.
3819 (ipcp_cloning_candidate_p): New function.
3820 (ipcp_initialize_node_lattices): Use it.
3821 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3822 (ipcp_propagate_stage): Prettier debug output.
3823 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3824 (ipcp_print_all_structures): Remove.
3825 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3826 (ipcp_insert_stage): Prettier debug output; call
3827 cgraph_remove_unreachable_nodes before propagating.
3828 (pass_ipa_cp): Schedule function removal pass.
3829 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3831 (cgraph_maybe_hot_edge_p): Move to ...
3832 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3833 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3834 (common_handle_option): Set them; enable ipa-cp when profiling.
3835 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3836 (ipa_print_all_jump_functions): Likewise.
3837 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3838 (ipa_print_node_params, ipa_print_all_params): New.
3839 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3840 ipa_print_all_param_flags): Remove.
3841 (ipa_print_node_params, ipa_print_all_params): New.
3843 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3845 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3846 change from 2008-04-03.
3847 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3849 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3852 * ira-color.c (push_allocnos_to_stack): Truncate
3853 removed_splay_allocno_vec.
3855 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3858 * ira-color (ira_fast_allocation): Don't assign hard registers to
3861 2008-08-29 Jan Hubicka <jh@suse.cz>
3864 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3865 for cold internal loops.
3867 2008-08-29 Richard Guenther <rguenther@suse.de>
3869 * tree-ssa-structalias.c (create_variable_info_for): Do not
3870 create fields for heap vars or vars with a noalias state.
3871 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3874 2008-08-29 Richard Guenther <rguenther@suse.de>
3876 * common.opt (ftree-store-ccp): Mark as preserved for
3877 backward compatibility.
3878 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3879 * tree-pass.h (pass_store_ccp): Remove.
3880 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3881 (first_vdef): Remove declaration.
3882 (get_value_loaded_by): Likewise.
3883 * tree-ssa-ccp.c (do_store_ccp): Remove.
3884 (get_default_value): Simplify as do_store_ccp is always false
3885 now. Do not initialize mem_ref.
3886 (set_value_varying): Likewise.
3887 (canonicalize_float_value): Likewise.
3888 (set_lattice_value): Likewise.
3889 (likely_value): Likewise.
3890 (surely_varying_stmt_p): Likewise.
3891 (ccp_initialize): Likewise.
3892 (ccp_lattice_meet): Likewise.
3893 (ccp_visit_phi_node): Likewise.
3894 (ccp_fold): Likewise.
3895 (evaluate_stmt): Likewise.
3896 (visit_assignment): Likewise.
3897 (ccp_visit_stmt): Likewise.
3898 (execute_ssa_ccp): Fold into ...
3899 (do_ssa_ccp): ... this.
3900 (do_ssa_store_ccp): Remove.
3901 (gate_store_ccp): Likewise.
3902 (pass_store_ccp): Likewise.
3903 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3905 * tree-ssa-propagate.c (first_vdef): Remove.
3906 (get_value_loaded_by): Likewise.
3907 (replace_vuses_in): Likewise.
3908 (substitute_and_fold): Do not call replace_vuses_in.
3909 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3911 2008-08-29 Richard Guenther <rguenther@suse.de>
3914 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3915 PARAM_NOALIAS tags with is_heapvar.
3916 * tree-ssa-operands.c (access_can_touch_variable): Offset
3917 based tests do not apply for heapvars. Fix offset test.
3919 2008-08-29 Jan Hubicka <jh@suse.cz>
3921 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3922 (-fipa-cp-clone): Enabled by default at -O3.
3923 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3924 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3926 2008-08-29 Jan Hubicka <jh@suse.cz>
3928 * tree.c (build_function_type_skip_args,
3929 build_function_decl_skip_args): New functions.
3930 * tree.h (build_function_type_skip_args,
3931 build_function_decl_skip_args): Declare.
3932 * gimple.c (giple_copy_call_skip_args): New function.
3933 (giple_copy_call_skip_args): Declare.
3935 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3936 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3937 (ipcp_node_modifiable_p): ... this one; use
3938 tree_versionable_function_p.
3939 (ipcp_create_replace_map): Improve debug output.
3940 (ipcp_need_redirect_p): Return false when not clonning.
3941 (ipcp_update_callgraph): Skip args.
3942 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3944 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3945 (save_inline_function_body): Update call of tree_function_versioning.
3946 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3947 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3949 (tree_function_versioning): Likewise.
3950 * tree-inline.h (tree_function_versioning): Update prototype.
3952 2008-08-29 Jan Hubicka <jh@suse.cz>
3954 * loop-unswitch.c (unswitch_single_loop): Use
3955 optimize_loop_for_speed_p.
3956 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3957 Use optimize_function_for_size_p.
3958 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3959 * postreload-gcse.c (eliminate_partially_redundant_load):
3960 Use optimize_bb_for_size_p.
3961 * value-prof.c (gimple_divmod_fixed_value_transform,
3962 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3963 gimple_stringops_transform): Use optimize_bb_for_size_p.
3964 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3965 * final.c (compute_alignments): Use optimize_function_for_size_p.
3966 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3967 (fold_builtin_strcpy, fold_builtin_fputs): Use
3968 optimize_function_for_size_p.
3969 * fold-const.c (tree_swap_operands_p): Use
3970 optimize_function_for_size_p.
3971 * recog.c (relax_delay_slots): Likewise.
3972 * tree-ssa-math-opts.c (replace_reciprocal):
3973 Use optimize_bb_for_speed_p.
3974 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3975 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3976 optimize_function_for_size_p.
3977 (cgraph_decide_inlining_of_small_function): Use
3978 optimize_function_for_size_p.
3979 * global.c (find_reg): Use optimize_function_for_size_p.
3980 * opts.c (decode_options): Do not clear flag_tree_ch,
3981 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3982 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3983 work it out from profile.
3984 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3985 optimize_loop_for_speed_p.
3986 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3988 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3989 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3990 * tree-eh.c (decide_copy_try_finally): Use
3991 optimize_function_for_size_p.
3992 * local-alloc.c (block_alloc): Pass BB pointer.
3993 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3994 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3995 * loop-unroll.c (decide_unrolling_and_peeling):
3996 Use optimize_loop_for_size_p.
3997 (decide_peel_completely): Likewise.
3998 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
3999 optimize_loop_for_size_p.
4000 (vect_enhance_data_refs_alignment): Likewise.
4001 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4002 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4004 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4005 (try_crossjump_bb): Use optimize_bb_for_size_p.
4006 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4007 optimize_loop_for_speed_p.
4008 * bb-reorder.c (find_traces_1_round): Likewise.
4009 (copy_bb): Use optimize_bb_for_speed_p.
4010 (duplicate_computed_gotos): Likewise.
4011 * basic-block.h (optimize_loop_nest_for_size_p,
4012 optimize_loop_nest_for_speed_p): New.
4013 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4015 2008-08-29 Tristan Gingold <gingold@adacore.com>
4017 * gcov.c (main): Call expandargv.
4019 2008-08-29 Jan Hubicka <jh@suse.cz>
4021 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4023 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4025 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4026 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4028 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4030 2008-08-29 Jan Hubicka <jh@suse.cz>
4032 * tree-pass.h (pass_strip_predict_hints): Declare.
4033 * predict.c (strip_builtin_expect): Rename to ...
4034 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4035 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4036 (tree_estimate_probability): Do not strip builtin_expect.
4037 (pass_strip_predict_hints): New pass.
4038 * tree-inline.c (expand_call_inline): When inlining cold function,
4039 predict it as unlikely.
4040 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4042 2008-08-29 Richard Guenther <rguenther@suse.de>
4044 PR tree-optimization/37207
4045 * tree-vrp.c (extract_range_from_binary_expr): Also try
4046 to constant fold if only one of the operands is a constant.
4048 2008-08-29 Nick Clifton <nickc@redhat.com>
4050 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4051 the same way as SYMBOL_REFs.
4053 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4055 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4057 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4059 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4060 * config/mips/mips.md (branch_likely): Remove const. Fix
4062 (define_delay for type "branch"): Change to only apply for branch
4063 with likely variant.
4064 (define_delay for type "branch" and "branch_likely" no). New delay
4066 (equality_op): New code iterator.
4067 (bbv, bbinv): New code attributes.
4068 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4071 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4072 Andrew Pinski <pinskia@gcc.gnu.org>
4075 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4077 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4079 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4080 rule that a symbolic constant must be defined and >= 0 for the
4081 corresponding facility to be present at compile-time.
4082 * gthr-posix.c: Likewise.
4084 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4086 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4087 * config/mips/mips.md (D): New mode attribute.
4088 (mulsi3, muldi3): Merge it into ...
4089 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4090 (muldi3_mul3): New pattern.
4091 (mulsi3_mult3): Rename to mulsi3_mul3.
4093 2008-08-28 Jan Hubicka <jh@suse.cz>
4095 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4097 * predict.c (always_optimize_for_size_p): Rename to ...
4098 (optimize_function_for_size): ... this one; make extern.
4099 (optimize_function_for_speed_p): New.
4100 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4101 optimize_edge_for_size_p,optimize_edge_for_size_p,
4102 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4103 * basic-block.h (optimize_function_for_size_p,
4104 optimize_function_for_speed_p): Declare.
4105 * i386.md (optimize_size checks): Replace them by appropriate
4107 (standard_80387_constant_p, ix86_compute_frame_layout,
4108 ix86_expand_epilogue, ix86_decompose_address,
4109 print_operand, emit_i387_cw_initialization,
4110 inline_memory_move_cost, ix86_pad_returns,
4111 ix86_reorg): Replace optimize_size checks.
4113 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4115 * rtl.h (simplify_subreg_regno): Declare.
4116 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4117 * simplify-rtx.c (simplify_subreg): ...here.
4118 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4119 subreg_offset_representable_p.
4121 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4124 * c-typeck.c (convert_for_assignment): Give a note describing what
4125 was passed and what was expected.
4127 2008-08-28 Joey Ye <joey.ye@intel.com>
4129 * doc/extend.texi: Document AVX built-in functions.
4130 * doc/invoke.texi: Document -mavx.
4132 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4133 Joey Ye <joey.ye@intel.com>
4134 Xuepeng Guo <xuepeng.guo@intel.com>
4136 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4138 * config/i386/cpuid.h (bit_FMA): New.
4139 (bit_XSAVE): Likewise.
4140 (bit_OSXSAVE): Likewise.
4141 (bit_AVX): Likewise.
4143 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4144 define. Use ASM_OUTPUT_AVX_PREFIX.
4146 * config/i386/gmmintrin.h: New.
4148 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4149 (OPTION_MASK_ISA_AVX_SET): New.
4150 (OPTION_MASK_ISA_FMA_SET): Likewise.
4151 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4152 (OPTION_MASK_ISA_FMA_SET): Likewise.
4153 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4154 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4155 (pta_flags): Add PTA_AVX and PTA_FMA.
4156 (override_options): Handle PTA_AVX and PTA_FMA.
4157 (init_cumulative_args): Handle warn_avx.
4158 (classify_argument): Return 0 for COImode and OImode. Return
4159 1 and X86_64_AVX_CLASS for 256bit vector types.
4160 (examine_argument): Handle X86_64_AVX_CLASS.
4161 (construct_container): Likewise.
4162 (function_arg_advance_32): Pass OImode and 256bit vector types
4164 (function_arg_advance_64): Take a new argument to indicate if a
4165 parameter is named. Handle 256bit vector types. Return
4166 immediately for unnamed 256bit vector mode parameters.
4167 (function_arg_advance): Updated.
4168 (function_arg_32): Add comments for TImode. Handle OImode
4169 and 256bit vector types.
4170 (function_arg_64): Take a new argument to indicate if a
4171 parameter is named. Handle 256bit vector types. Return NULL
4172 for unnamed 256bit vector mode parameters.
4173 (function_arg): Updated.
4174 (setup_incoming_varargs_64): Support
4175 AVX encoding for *sse_prologue_save_insn.
4176 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4177 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4178 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4179 enabled, otherwise return -3.
4180 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4182 (print_reg): Support AVX registers. Handle 'x' and 't'.
4183 Handle 'd' to duplicate the operand.
4184 (print_operand): Likewise. Also support AVX vector compare
4186 (output_387_binary_op): Support AVX.
4187 (output_fp_compare): Likewise.
4188 (ix86_expand_vector_move_misalign): Likewise.
4189 (ix86_attr_length_vex_default): New.
4190 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4191 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4192 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4193 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4194 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4195 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4196 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4197 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4198 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4199 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4200 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4201 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4202 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4203 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4204 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4205 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4206 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4207 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4208 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4209 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4210 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4211 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4212 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4213 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4214 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4215 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4216 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4217 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4218 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4219 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4220 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4221 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4222 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4223 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4224 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4225 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4226 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4227 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4228 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4229 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4230 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4231 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4232 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4233 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4234 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4235 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4236 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4237 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4238 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4239 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4240 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4241 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4242 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4243 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4244 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4245 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4246 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4247 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4248 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4249 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4250 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4251 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4252 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4253 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4254 and IX86_BUILTIN_MOVMSKPS256,
4255 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4256 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4257 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4258 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4259 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4260 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4261 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4262 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4263 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4264 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4265 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4266 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4267 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4268 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4269 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4270 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4271 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4272 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4273 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4274 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4275 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4276 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4277 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4278 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4279 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4280 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4281 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4282 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4283 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4284 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4285 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4286 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4287 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4288 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4289 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4290 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4291 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4292 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4293 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4294 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4295 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4296 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4297 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4298 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4299 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4300 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4301 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4302 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4303 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4304 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4305 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4306 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4307 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4308 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4309 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4310 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4311 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4312 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4314 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4315 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4316 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4317 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4318 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4319 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4320 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4321 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4322 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4323 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4324 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4325 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4326 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4327 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4328 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4329 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4330 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4331 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4332 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4333 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4334 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4335 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4336 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4337 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4338 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4339 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4340 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4341 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4342 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4343 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4344 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4345 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4346 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4347 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4348 IX86_BUILTIN_MOVMSKPS256.
4349 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4350 (ix86_expand_args_builtin): Likewise.
4351 (ix86_expand_special_args_builtin): Likewise.
4352 (ix86_hard_regno_mode_ok): Handle AVX modes.
4353 (ix86_expand_vector_init_duplicate): Likewise.
4354 (ix86_expand_vector_init_one_nonzero): Likewise.
4355 (ix86_expand_vector_init_one_var): Likewise.
4356 (ix86_expand_vector_init_concat): Likewise.
4357 (ix86_expand_vector_init_general): Likewise.
4358 (ix86_expand_vector_set): Likewise.
4359 (ix86_vector_mode_supported_p): Likewise.
4360 (x86_extended_reg_mentioned_p): Check INSN_P before using
4363 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4364 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4366 * config/i386/i386.h (TARGET_AVX): New.
4367 (TARGET_FMA): Likewise.
4368 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4369 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4370 (VALID_AVX256_REG_MODE): New.
4371 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4372 (AVX_FLOAT_MODE_P): Likewise.
4373 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4374 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4375 (AVX_VEC_FLOAT_MODE_P): Likewise.
4376 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4377 (ASM_OUTPUT_OPCODE): Likewise.
4378 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4380 (SSE_REG_MODE_P): Allow 256bit vector modes.
4381 (ix86_args): Add a warn_avx field.
4383 * config/i386/i386.md (UNSPEC_PCMP): New.
4384 (UNSPEC_VPERMIL): Likewise.
4385 (UNSPEC_VPERMIL2): Likewise.
4386 (UNSPEC_VPERMIL2F128): Likewise.
4387 (UNSPEC_MASKLOAD): Likewise.
4388 (UNSPEC_MASKSTORE): Likewise.
4389 (UNSPEC_CAST): Likewise.
4390 (UNSPEC_VTESTP): Likewise.
4391 (UNSPECV_VZEROALL): Likewise.
4392 (UNSPECV_VZEROUPPER): Likewise.
4393 (XMM0_REG): Likewise.
4394 (XMM1_REG): Likewise.
4395 (XMM2_REG): Likewise.
4396 (XMM3_REG): Likewise.
4397 (XMM4_REG): Likewise.
4398 (XMM5_REG): Likewise.
4399 (XMM6_REG): Likewise.
4400 (XMM8_REG): Likewise.
4401 (XMM9_REG): Likewise.
4402 (XMM10_REG): Likewise.
4403 (XMM11_REG): Likewise.
4404 (XMM12_REG): Likewise.
4405 (XMM13_REG): Likewise.
4406 (XMM14_REG): Likewise.
4407 (XMM15_REG): Likewise.
4409 (prefix_vex_imm8): Likewise.
4410 (prefix_vex_w): Likewise.
4411 (length_vex): Likewise.
4414 (*avx_ashlti3): Likewise.
4415 (*avx_lshrti3): Likewise.
4416 (*avx_setcc<mode>): Likewise.
4417 (*fop_<mode>_comm_mixed_avx): Likewise.
4418 (*fop_<mode>_comm_avx): Likewise.
4419 (*fop_<mode>_1_mixed_avx): Likewise.
4420 (*fop_<mode>_1_avx): Likewise.
4421 (*avx_<code><mode>3): Likewise.
4422 (*avx_ieee_smin<mode>3): Likewise.
4423 (*avx_ieee_smax<mode>3): Likewise.
4424 (mode): Add OI, V8SF and V4DF.
4425 (length): Support VEX prefix.
4426 (*cmpfp_i_mixed): Set prefix attribute.
4427 (*cmpfp_i_sse): Likewise.
4428 (*cmpfp_iu_mixed): Likewise.
4429 (*cmpfp_iu_sse): Likewise.
4430 (*movsi_1): Support AVX.
4431 (*movdi_2): Likewise.
4432 (*movdi_1_rex64): Likewise.
4433 (*movti_internal): Likewise.
4434 (*movti_rex64): Likewise.
4435 (*movsf_1): Likewise.
4436 (*movdf_nointeger): Likewise.
4437 (*movdf_integer_rex64): Likewise.
4438 (*movtf_internal): Likewise.
4439 (zero_extendsidi2_32): Likewise.
4440 (zero_extendsidi2_rex64): Likewise.
4441 (*extendsfdf2_mixed): Likewise.
4442 (*extendsfdf2_sse): Likewise.
4443 (*truncdfsf_fast_mixed): Likewise.
4444 (*truncdfsf_fast_sse): Likewise.
4445 (*truncdfsf_mixed): Likewise.
4446 (fix_trunc<mode>di_sse): Likewise.
4447 (fix_trunc<mode>si_sse): Likewise.
4448 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4449 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4450 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4451 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4452 (*rcpsf2_sse): Likewise.
4453 (*rsqrtsf2_sse): Likewise.
4454 (*sqrt<mode>2_sse): Likewise.
4455 (sse4_1_round<mode>2): Likewise.
4456 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4457 Support AVX. Set length attribute properly for AVX.
4459 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4460 (VECTOR_MODES (FLOAT, 32)): Likewise.
4461 (VECTOR_MODE (INT, DI, 8)): Likewise.
4462 (VECTOR_MODE (INT, HI, 32)): Likewise.
4463 (VECTOR_MODE (INT, QI, 64)): Likewise.
4464 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4465 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4466 (VECTOR_MODE (INT, DI, 4)): Removed.
4467 (VECTOR_MODE (INT, SI, 8)): Likewise.
4468 (VECTOR_MODE (INT, HI, 16)): Likewise.
4469 (VECTOR_MODE (INT, QI, 32)): Likewise.
4470 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4471 (INT_MODE (OI, 32)): Likewise.
4473 * config/i386/i386.opt (mavx): New.
4476 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4478 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4479 (*mov<mode>_internal_avx): New.
4480 (*movv2sf_internal_rex64_avx): Likewise.
4481 (*movv2sf_internal_avx): Likewise.
4483 * config/i386/predicates.md (const_4_to_5_operand): New.
4484 (const_6_to_7_operand): Likewise.
4485 (const_8_to_11_operand): Likewise.
4486 (const_12_to_15_operand): Likewise.
4487 (avx_comparison_float_operator): Likewise.
4489 * config/i386/sse.md (AVX256MODEI): New.
4490 (AVX256MODE): Likewise.
4491 (AVXMODEQI): Likewise.
4492 (AVXMODE): Likewise.
4493 (AVX256MODEF2P): Likewise.
4494 (AVX256MODE2P): Likewise.
4495 (AVX256MODE4P): Likewise.
4496 (AVX256MODE8P): Likewise.
4497 (AVXMODEF2P): Likewise.
4498 (AVXMODEF4P): Likewise.
4499 (AVXMODEDCVTDQ2PS): Likewise.
4500 (AVXMODEDCVTPS2DQ): Likewise.
4501 (avxvecmode): Likewise.
4502 (avxvecpsmode): Likewise.
4503 (avxhalfvecmode): Likewise.
4504 (avxscalarmode): Likewise.
4505 (avxcvtvecmode): Likewise.
4506 (avxpermvecmode): Likewise.
4507 (avxmodesuffixf2c): Likewise.
4508 (avxmodesuffixp): Likewise.
4509 (avxmodesuffixs): Likewise.
4510 (avxmodesuffix): Likewise.
4511 (vpermilbits): Likewise.
4512 (pinsrbits): Likewise.
4513 (mov<mode>): Likewise.
4514 (*mov<mode>_internal): Likewise.
4515 (push<mode>1): Likewise.
4516 (movmisalign<mode>): Likewise.
4517 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4518 (avx_movdqu<avxmodesuffix>): Likewise.
4519 (avx_lddqu<avxmodesuffix>): Likewise.
4520 (<plusminus_insn><mode>3): Likewise.
4521 (*avx_<plusminus_insn><mode>3): Likewise.
4522 (*avx_vm<plusminus_insn><mode>3): Likewise.
4523 (mul<mode>3): Likewise.
4524 (*avx_mul<mode>3): Likewise.
4525 (*avx_vmmul<mode>3): Likewise.
4526 (divv8sf3): Likewise.
4527 (divv4df3): Likewise.
4528 (avx_div<mode>3): Likewise.
4529 (*avx_div<mode>3): Likewise.
4530 (*avx_vmdiv<mode>3): Likewise.
4531 (avx_rcpv8sf2): Likewise.
4532 (*avx_vmrcpv4sf2): Likewise.
4533 (sqrtv8sf2): Likewise.
4534 (avx_sqrtv8sf2): Likewise.
4535 (*avx_vmsqrt<mode>2): Likewise.
4536 (rsqrtv8sf2): Likewise.
4537 (avx_rsqrtv8sf2): Likewise.
4538 (*avx_vmrsqrtv4sf2): Likewise.
4539 (<code><mode>3): Likewise.
4540 (*avx_<code><mode>3_finite): Likewise.
4541 (*avx_<code><mode>3): Likewise.
4542 (*avx_vm<code><mode>3): Likewise.
4543 (*avx_ieee_smin<mode>3): Likewise.
4544 (*avx_ieee_smax<mode>3): Likewise.
4545 (avx_addsubv8sf3): Likewise.
4546 (avx_addsubv4df3): Likewise.
4547 (*avx_addsubv4sf3): Likewise.
4548 (*avx_addsubv2df3): Likewise.
4549 (avx_h<plusminus_insn>v4df3): Likewise.
4550 (avx_h<plusminus_insn>v8sf3): Likewise.
4551 (*avx_h<plusminus_insn>v4sf3): Likewise.
4552 (*avx_h<plusminus_insn>v2df3): Likewise.
4553 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4554 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4555 (*avx_maskcmp<mode>3): Likewise.
4556 (avx_nand<mode>3): Likewise.
4557 (*avx_<code><mode>3): Likewise.
4558 (*avx_nand<mode>3): Likewise.
4559 (*avx_<code><mode>3): Likewise.
4560 (*avx_cvtsi2ss): Likewise.
4561 (*avx_cvtsi2ssq): Likewise.
4562 (*avx_cvtsi2sd): Likewise.
4563 (*avx_cvtsi2sdq): Likewise.
4564 (*avx_cvtsd2ss): Likewise.
4565 (avx_cvtss2sd): Likewise.
4566 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4567 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4568 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4569 (*avx_cvtsi2sd): Likewise.
4570 (*avx_cvtsi2sdq): Likewise.
4571 (avx_cvtdq2pd256): Likewise.
4572 (avx_cvtpd2dq256): Likewise.
4573 (avx_cvttpd2dq256): Likewise.
4574 (*avx_cvtsd2ss): Likewise.
4575 (*avx_cvtss2sd): Likewise.
4576 (avx_cvtpd2ps256): Likewise.
4577 (avx_cvtps2pd256): Likewise.
4578 (*avx_movhlps): Likewise.
4579 (*avx_movlhps): Likewise.
4580 (avx_unpckhps256): Likewise.
4581 (*avx_unpckhps): Likewise.
4582 (avx_unpcklps256): Likewise.
4583 (*avx_unpcklps): Likewise.
4584 (avx_movshdup256): Likewise.
4585 (avx_movsldup256): Likewise.
4586 (avx_shufps256): Likewise.
4587 (avx_shufps256_1): Likewise.
4588 (*avx_shufps_<mode>): Likewise.
4589 (*avx_loadhps): Likewise.
4590 (*avx_storelps): Likewise.
4591 (*avx_loadlps): Likewise.
4592 (*avx_movss): Likewise.
4593 (*vec_dupv4sf_avx): Likewise.
4594 (*vec_concatv2sf_avx): Likewise.
4595 (*vec_concatv4sf_avx): Likewise.
4596 (*vec_setv4sf_0_avx): Likewise.
4597 (*vec_setv4sf_avx): Likewise.
4598 (*avx_insertps): Likewise.
4599 (avx_vextractf128<mode>): Likewise.
4600 (vec_extract_lo_<mode>): Likewise.
4601 (vec_extract_hi_<mode>): Likewise.
4602 (vec_extract_lo_<mode>): Likewise.
4603 (vec_extract_hi_<mode>): Likewise.
4604 (vec_extract_lo_v16hi): Likewise.
4605 (vec_extract_hi_v16hi): Likewise.
4606 (vec_extract_lo_v32qi): Likewise.
4607 (vec_extract_hi_v32qi): Likewise.
4608 (avx_unpckhpd256): Likewise.
4609 (*avx_unpckhpd): Likewise.
4610 (avx_movddup256): Likewise.
4611 (*avx_movddup): Likewise.
4612 (avx_unpcklpd256): Likewise.
4613 (*avx_unpcklpd): Likewise.
4614 (avx_shufpd256): Likewise.
4615 (avx_shufpd256_1): Likewise.
4616 (*avx_punpckhqdq): Likewise.
4617 (*avx_punpcklqdq): Likewise.
4618 (*avx_shufpd_<mode>): Likewise.
4619 (*avx_storehpd): Likewise.
4620 (*avx_loadhpd): Likewise.
4621 (*avx_loadlpd): Likewise.
4622 (*avx_movsd): Likewise.
4623 (*vec_concatv2df_avx): Likewise.
4624 (*avx_<plusminus_insn><mode>3): Likewise.
4625 (*avx_<plusminus_insn><mode>3): Likewise.
4626 (*avx_mulv8hi3): Likewise.
4627 (*avxv8hi3_highpart): Likewise.
4628 (*avx_umulv8hi3_highpart): Likewise.
4629 (*avx_umulv2siv2di3): Likewise.
4630 (*avx_mulv2siv2di3): Likewise.
4631 (*avx_pmaddwd): Likewise.
4632 (*avx_mulv4si3): Likewise.
4633 (*avx_ashr<mode>3): Likewise.
4634 (*avx_lshr<mode>3): Likewise.
4635 (*avx_ashl<mode>3): Likewise.
4636 (*avx_<code><mode>3): Likewise.
4637 (*avx_eq<mode>3): Likewise.
4638 (*avx_gt<mode>3): Likewise.
4639 (*avx_nand<mode>3): Likewise.
4640 (*avx_nand<mode>3): Likewise.
4641 (*avx_<code><mode>3): Likewise.
4642 (*avx_<code><mode>3): Likewise.
4643 (*avx_packsswb): Likewise.
4644 (*avx_packssdw): Likewise.
4645 (*avx_packuswb): Likewise.
4646 (*avx_punpckhbw): Likewise.
4647 (*avx_punpcklbw): Likewise.
4648 (*avx_punpckhwd): Likewise.
4649 (*avx_punpcklwd): Likewise.
4650 (*avx_punpckhdq): Likewise.
4651 (*avx_punpckldq): Likewise.
4652 (*avx_pinsr<avxmodesuffixs>): Likewise.
4653 (*avx_pinsrq): Likewise.
4654 (*avx_loadld): Likewise.
4655 (*vec_extractv2di_1_rex64_avx): Likewise.
4656 (*vec_extractv2di_1_avx): Likewise.
4657 (*vec_dupv2di_avx): Likewise.
4658 (*vec_concatv2si_avx): Likewise.
4659 (*vec_concatv4si_1_avx): Likewise.
4660 (*vec_concatv2di_avx): Likewise.
4661 (*vec_concatv2di_rex64_avx): Likewise.
4662 (*avx_uavgv16qi3): Likewise.
4663 (*avx_uavgv8hi3): Likewise.
4664 (*avx_psadbw): Likewise.
4665 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4666 (*avx_phaddwv8hi3): Likewise.
4667 (*avx_phadddv4si3): Likewise.
4668 (*avx_phaddswv8hi3): Likewise.
4669 (*avx_phsubwv8hi3): Likewise.
4670 (*avx_phsubdv4si3): Likewise.
4671 (*avx_phsubswv8hi3): Likewise.
4672 (*avx_pmaddubsw128): Likewise.
4673 (*avx_pmulhrswv8hi3): Likewise.
4674 (*avx_pshufbv16qi3): Likewise.
4675 (*avx_psign<mode>3): Likewise.
4676 (*avx_palignrti): Likewise.
4677 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4678 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4679 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4680 (*avx_mpsadbw): Likewise.
4681 (*avx_packusdw): Likewise.
4682 (*avx_pblendvb): Likewise.
4683 (*avx_pblendw): Likewise.
4684 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4685 (avx_ptest256): Likewise.
4686 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4687 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4688 (*avx_aesenc): Likewise.
4689 (*avx_aesenclast): Likewise.
4690 (*avx_aesdec): Likewise.
4691 (*avx_aesdeclast): Likewise.
4692 (avx_vzeroupper): Likewise.
4693 (avx_vzeroupper_rex64): Likewise.
4694 (avx_vpermil<mode>): Likewise.
4695 (avx_vpermilvar<mode>3): Likewise.
4696 (avx_vpermil2<mode>3): Likewise.
4697 (avx_vperm2f128<mode>3): Likewise.
4698 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4699 (avx_vbroadcastss256): Likewise.
4700 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4701 (avx_vinsertf128<mode>): Likewise.
4702 (vec_set_lo_<mode>): Likewise.
4703 (vec_set_hi_<mode>): Likewise.
4704 (vec_set_lo_<mode>): Likewise.
4705 (vec_set_hi_<mode>): Likewise.
4706 (vec_set_lo_v16hi): Likewise.
4707 (vec_set_hi_v16hi): Likewise.
4708 (vec_set_lo_v32qi): Likewise.
4709 (vec_set_hi_v32qi): Likewise.
4710 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4711 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4712 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4713 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4714 (vec_init<mode>): Likewise.
4715 (*vec_concat<mode>_avx): Likewise.
4716 (blendbits): Support V8SF and V4DF.
4717 (sse2_movq128): Support AVX.
4718 (<sse>_movnt<mode>): Likewise.
4719 (sse2_movntv2di): Likewise.
4720 (sse_rcpv4sf2): Likewise.
4721 (sse_sqrtv4sf2): Likewise.
4722 (sse_rsqrtv4sf2): Likewise.
4723 (<sse>_comi): Likewise.
4724 (<sse>_ucomi): Likewise.
4725 (sse_cvtss2si): Likewise.
4726 (sse_cvtss2si_2): Likewise.
4727 (sse_cvtss2siq): Likewise.
4728 (sse_cvtss2siq_2): Likewise.
4729 (sse_cvttss2si): Likewise.
4730 (sse_cvttss2siq): Likewise.
4731 (sse2_cvtsd2si): Likewise.
4732 (sse2_cvtsd2si_2): Likewise.
4733 (sse2_cvtsd2siq): Likewise.
4734 (sse2_cvtsd2siq_2): Likewise.
4735 (sse2_cvttsd2si): Likewise.
4736 (sse2_cvttsd2siq): Likewise.
4737 (sse2_cvtdq2pd): Likewise.
4738 (*sse2_cvtpd2dq): Likewise.
4739 (*sse2_cvttpd2dq): Likewise.
4740 (*sse2_cvtpd2ps): Likewise.
4741 (sse2_cvtps2pd): Likewise.
4742 (sse3_movshdup): Likewise.
4743 (sse3_movsldup): Likewise.
4744 (sse_storehps): Likewise.
4745 (*sse4_1_extractps): Likewise.
4746 (sse2_storelpd): Likewise.
4747 (vec_dupv2df_sse3): Likewise.
4748 (*vec_concatv2df_sse3): Likewise.
4749 (*sse4_1_pextrb): Likewise.
4750 (*sse4_1_pextrb_memory): Likewise.
4751 (*sse2_pextrw): Likewise.
4752 (*sse4_1_pextrw_memory): Likewise.
4753 (*sse4_1_pextrd): Likewise.
4754 (*sse4_1_pextrq): Likewise.
4755 (sse2_pshufd_1): Likewise.
4756 (sse2_pshuflw_1): Likewise.
4757 (sse2_pshufhw_1): Likewise.
4758 (*sse2_storeq_rex64): Likewise.
4759 (*vec_dupv4si): Likewise.
4760 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4761 (sse2_pmovmskb): Likewise.
4762 (*sse2_maskmovdqu): Likewise.
4763 (*sse2_maskmovdqu_rex64): Likewise.
4764 (sse_ldmxcsr): Likewise.
4765 (sse_stmxcsr): Likewise.
4766 (abs<mode>2): Likewise.
4767 (sse4_1_movntdqa): Likewise.
4768 (sse4_1_phminposuw): Likewise.
4769 (sse4_1_extendv8qiv8hi2): Likewise.
4770 (*sse4_1_extendv8qiv8hi2): Likewise.
4771 (sse4_1_extendv4qiv4si2): Likewise.
4772 (*sse4_1_extendv4qiv4si2): Likewise.
4773 (sse4_1_extendv2qiv2di2): Likewise.
4774 (*sse4_1_extendv2qiv2di2): Likewise.
4775 (sse4_1_extendv4hiv4si2): Likewise.
4776 (*sse4_1_extendv4hiv4si2): Likewise.
4777 (sse4_1_extendv2hiv2di2): Likewise.
4778 (*sse4_1_extendv2hiv2di2): Likewise.
4779 (sse4_1_extendv2siv2di2): Likewise.
4780 (*sse4_1_extendv2siv2di2): Likewise.
4781 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4782 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4783 (sse4_1_zero_extendv4qiv4si2): Likewise.
4784 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4785 (sse4_1_zero_extendv2qiv2di2): Likewise.
4786 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4787 (sse4_1_zero_extendv4hiv4si2): Likewise.
4788 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4789 (sse4_1_zero_extendv2hiv2di2): Likewise.
4790 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4791 (sse4_1_zero_extendv2siv2di2): Likewise.
4792 (*sse4_1_zero_extendv2siv2di2): Likewise.
4793 (sse4_1_ptest): Likewise.
4794 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4795 (sse4_2_pcmpestri): Likewise.
4796 (sse4_2_pcmpestrm): Likewise.
4797 (sse4_2_pcmpistri): Likewise.
4798 (sse4_2_pcmpistrm): Likewise.
4800 (aeskeygenassist): Likewise.
4802 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4804 * config/i386/predicates.md (vzeroall_operation): New.
4806 * config/i386/sse.md (avx_vzeroall): New.
4807 (*avx_vzeroall): Likewise.
4809 2008-08-28 Paul Brook <paul@codesourcery.com>
4810 Mark Shinwell <shinwell@codesourcery.com>
4811 Richard Earnshaw <richard.earnshaw@arm.com>
4813 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4814 (TARGET_MIN_ANCHOR_OFFSET): New.
4815 (arm_override_options): Set correct anchor ranges for Thumb-1
4816 and Thumb-2 if required.
4817 (legitimize_pic_address): Handle case involving a TLS symbol
4818 reference with an addend.
4819 (arm_optimization_options): Enable section anchors at -O1 and
4821 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4822 * config/arm/arm-protos.h (arm_optimization_options): New.
4824 2008-08-28 Nick Clifton <nickc@redhat.com>
4826 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4827 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4830 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4831 * config/v850/v850.md (return): Remove frame size restriction.
4833 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4835 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4837 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4839 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4841 2008-08-28 Paul Brook <paul@codesourcery.com>
4843 * config/arm/vfp11.md: Update license notice.
4844 * config/arm/cortex-r4.md: Ditto.
4846 2008-08-28 Richard Guenther <rguenther@suse.de>
4848 PR tree-optimization/37207
4849 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4852 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4855 * tree.c (int_fits_type_p): Don't forget unsigned integers
4856 of type sizetype which higher end word equals -1.
4858 2008-08-28 Ira Rosen <irar@il.ibm.com>
4860 * target.h (struct vectorize): Add new target builtin.
4861 * tree-vectorizer.c (destroy_loop_vec_info): Call
4862 vect_free_slp_instance instead of vect_free_slp_node.
4863 * tree-vectorizer.h (enum slp_load_perm_type): New.
4864 (struct _slp_instance): Add new fields.
4865 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4866 (SLP_INSTANCE_LOADS): New.
4867 (vect_free_slp_tree): Remove.
4868 (vect_free_slp_instance): Declare.
4869 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4870 (vectorizable_load): Add argument.
4871 (vect_transform_slp_perm_load): New.
4872 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4874 (vect_get_place_in_interleaving_chain): New function.
4875 (vect_free_slp_tree): Make static.
4876 (vect_free_slp_instance): New function.
4877 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4878 collect the load location in the interleaving chain.
4879 (vect_supported_slp_permutation_p): New function.
4880 (vect_supported_load_permutation_p): Likewise.
4881 (vect_analyze_slp_instance): In case of loads permutation, call
4882 vect_supported_load_permutation_p to check that the permutation is
4884 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4885 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4886 (vect_create_mask_and_perm): New function.
4887 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4888 (vectorizable_load): Add an argument. Don't keep the created vectors
4889 statements in the node if permutation is required. Call
4890 vect_transform_slp_perm_load to generate the permutation.
4891 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4892 additional argument.
4893 (vect_schedule_slp_instance): In case of loads permutation, allocate
4894 vectorized statements structure for all the related SLP nodes. Call
4895 vect_transform_stmt with addditional argument.
4896 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4897 * config/spu/spu.c (spu_builtin_vec_perm): New.
4898 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4899 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4900 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4901 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4903 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4905 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4906 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4907 __gthread_cond_signal, __gthread_cond_timedwait,
4908 __gthread_cond_timedwait_recursive): New functions.
4909 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4911 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4914 2008-08-28 Richard Guenther <rguenther@suse.de>
4917 * fold-const.c (maybe_canonicalize_comparison_1): Require
4918 undefined overflow only for canonicalizing A +- CST cmp CST.
4919 Make sure to not generate new constants that are not inside
4920 their TYPE_MIN/MAX_VALUE range.
4921 (maybe_canonicalize_comparison): Remove undefined overflow
4923 (fold_binary): Remove now duplicate folding.
4925 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4927 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4928 use not updated in the last change.
4930 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4932 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4933 (IRA_COVER_CLASSES): Add FPUL_REGS.
4935 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4938 * c-common.c (conversion_warning): Check for null operands.
4940 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4943 * c-decl.c (check_for_loop_decls): Improve error message. Give
4946 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4949 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4950 (convert_for_assignment): Pass corrent OPT_W* parameter to
4951 WARN_FOR_ASSIGNMENT.
4953 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4956 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4958 2008-08-27 Paul Brook <paul@codesourcery.com>
4960 * config.gcc: Loosen checks for arm uclinux eabi targets.
4962 2008-08-27 Paul Brook <paul@codesourcery.com>
4964 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4966 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4968 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4970 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4971 the enumerators of an ENUMERAL_TYPE.
4972 * dbxout.c (dbxout_type): Ditto.
4974 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4977 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4978 (fwprop_addr): Check that the loop_father is not the outer loop.
4980 2008-08-26 Paul Brook <paul@codesourcery.com>
4982 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4983 Remove documentation entry for fmul type.
4984 Use fmuls to annotate single-precision multiplication patterns,
4985 fmuld to annotate double-precision multiplication patterns,
4986 fmacs to annotate single-precision multiply-accumulate patterns
4987 and fmacd to annotate double-precision multiply-accumulate patterns.
4988 * config/arm/vfp11.md: Update reservations accordingly.
4989 * config/arm/arm.md: Note that certain values of the "type"
4990 attribute are documented in vfp.md.
4991 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4992 (v10_cvt): Use new fmul types.
4994 2008-08-26 Paul Brook <paul@codesourcery.com>
4996 * config/arm/vfp.md: Move pipeline description for VFP11 to...
4997 * config/arm/vfp11.md: ...here. New.
4998 * config/arm/arm.md: Include vfp11.md.
5000 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5002 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5003 parameter to inform call.
5005 2008-08-26 Jeff Law <law@redhat.com>
5007 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5008 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5009 preferred class when copying a constant into a partial word register.
5011 2008-08-26 Ben Elliston <bje@au.ibm.com>
5013 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5014 * cp/typeck.c: Likewise.
5015 * cp/tree.c: Likewise.
5016 * gimple-low.c: Likewise.
5019 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5021 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5022 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5024 * doc/passes.texi: Describe IRA.
5026 * doc/tm.texi (IRA_COVER_CLASSES,
5027 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5029 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5030 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5031 -fira-propagate-cost, -fno-ira-share-save-slots,
5032 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5034 * flags.h (ira_algorithm): New enumeration.
5035 (flag_ira_algorithm, flag_ira_verbose): New external variable
5038 * postreload.c (gate_handle_postreload): Don't do post reload
5039 optimizations unless the reload is completed.
5041 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5044 * tree-pass.h (pass_ira): New external variable declaration.
5046 * reload.h: Add 2008 to the Copyright.
5048 * cfgloopanal.c: Include params.h.
5049 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5052 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5054 * toplev.c (ira.h): New include.
5055 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5056 (backend_init_target): Call ira_init.
5057 (backend_init): Call ira_init_once.
5058 (finalize): Call finish_ira_once.
5060 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5061 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5064 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5065 may_move_out_cost): New external variable declarations.
5066 (move_table): New typedef.
5068 * caller-save.c: Include headers output.h and ira.h.
5069 (no_caller_save_reg_set): New global variable.
5070 (save_slots_num, save_slots): New variables.
5071 (reg_save_code, reg_restore_code, add_stored_regs): Add
5073 (init_caller_save): Set up no_caller_save_reg_set.
5074 (init_save_areas): Reset save_slots_num.
5075 (saved_hard_reg): New structure.
5076 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5077 (initiate_saved_hard_regs, new_saved_hard_reg,
5078 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5080 (setup_save_areas): Add code for sharing stack slots.
5081 (all_blocks): New variable.
5082 (save_call_clobbered_regs): Process pseudo-register too.
5083 (mark_set_regs): Process pseudo-register too.
5084 (insert_one_insn): Put the insn after bb note in a empty basic
5085 block. Add insn check.
5087 * global.c (eliminable_regset): Make it external.
5088 (mark_elimination): Use DF_LR_IN for IRA.
5089 (pseudo_for_reload_consideration_p): New.
5090 (build_insn_chain): Make it external. Don't ignore spilled
5091 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5092 (gate_handle_global_alloc): New function.
5093 (pass_global_alloc): Add the gate function.
5095 * opts.c (decode_options): Set up flag_ira. Print the warning for
5097 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5099 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5101 * regmove.c (regmove_optimize): Don't do replacement of output for
5104 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5105 New external variable declarations.
5107 * local-alloc.c (update_equiv_regs): Make it external. Return
5108 true if jump label rebuilding should be done. Rescan new_insn for
5110 (gate_handle_local_alloc): New function.
5111 (pass_local_alloc): Add the gate function.
5113 * alias.c (value_addr_p, stack_addr_p): New functions.
5114 (nonoverlapping_memrefs_p): Use them for IRA.
5116 * common.opt (fira, fira-algorithm, fira-coalesce,
5117 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5118 fira-verbose): New options.
5120 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5121 move_cost, may_move_in_cost, may_move_out_cost): Make the
5123 (move_table): Remove typedef.
5124 (init_move_cost): Make it external.
5125 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5128 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5129 setup_reg_classes): New function prototypes.
5130 (eliminable_regset): New external variable declaration.
5131 (build_insn_chain, update_equiv_regs): New function prototypes.
5133 * Makefile.in (IRA_INT_H): New definition.
5134 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5135 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5136 (reload1.o, toplev.o): Add dependence on ira.h.
5137 (cfgloopanal.o): Add PARAMS_H.
5138 (caller-save.o): Add dependence on output.h and ira.h.
5139 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5140 ira-emit.o, ira-lives.o): New entries.
5142 * passes.c (pass_ira): New pass.
5144 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5146 * reload1.c (ira.h): Include the header.
5147 (changed_allocation_pseudos): New bitmap.
5148 (init_reload): Initiate the bitmap.
5149 (compute_use_by_pseudos): Permits spilled registers in FROM.
5150 (temp_pseudo_reg_arr): New variable.
5151 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5152 IRA. Call alter_reg with the additional parameter. Don't clear
5153 spilled_pseudos for IRA. Restore original insn chain for IRA.
5154 Clear changed_allocation_pseudos at the end of reload.
5155 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5156 (hard_regno_to_pseudo_regno): New variable.
5157 (count_pseudo): Check spilled pseudos. Set up
5158 hard_regno_to_pseudo_regno.
5159 (count_spilled_pseudo): Check spilled pseudos. Update
5160 hard_regno_to_pseudo_regno.
5161 (find_reg): Use better_spill_reload_regno_p. Check
5162 hard_regno_to_pseudo_regno.
5163 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5165 (eliminate_regs_1): Use additional parameter for alter_reg.
5166 (finish_spills): Set up pseudo_previous_regs only for spilled
5167 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5168 more arguments. Don't clear live_throughout and dead_or_set for
5169 spilled pseudos. Use additional parameter for alter_reg. Call
5170 mark_allocation_change. Set up changed_allocation_pseudos.
5171 Remove sanity check.
5172 (emit_input_reload_insns, delete_output_reload): Use additional
5173 parameter for alter_reg. Call mark_allocation_change.
5174 (substitute, gen_reload_chain_without_interm_reg_p): New
5176 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5178 * testsuite/gcc.dg/20080410-1.c: New file.
5180 * config/s390/s390.h (IRA_COVER_CLASSES,
5181 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5183 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5185 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5187 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5189 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5191 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5193 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5195 2008-08-24 Jeff Law <law@redhat.com>
5196 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5197 when ignoring unavailable registers.
5199 2008-08-24 Jeff Law <law@redhat.com>
5200 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5201 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5202 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5203 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5205 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5206 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5208 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5209 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5210 * reload1.c (find_reg): Process registers in register allocation order.
5212 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5213 * toplev.c (backend_init_target): Move ira_init call from
5215 (lang_dependent_init_target): ...to here.
5217 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5218 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5219 calculate memory move costs for NO_REGS.
5221 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5222 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5223 STACK_REGS is defined.
5225 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5226 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5228 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5229 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5231 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5232 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5233 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5236 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5237 Dorit Nuzman <dorit@il.ibm.com>
5239 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5240 vec_extract_evenv4sf, vec_extract_evenv8hi,
5241 vec_extract_evenv16qi, vec_extract_oddv4si,
5242 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5243 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5244 vec_interleave_highv4si, vec_interleave_lowv4si,
5245 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5246 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5247 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5249 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5252 * config/rs6000/rs6000.c (optimization_options): Don't default to
5253 section anchors without toplevel reorder.
5255 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5257 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5258 (mfc_end_critical_section): Likewise.
5260 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5262 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5263 all type qualifiers from element type to vector type.
5265 2008-08-25 David Daney <ddaney@avtrex.com>
5267 * config/mips/mips.md (immediate_insn): Move up in file, fix
5268 comment typo, reformat.
5269 (fetchop_bit, atomic_hiqi_op memory_barrier,
5270 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5271 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5272 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5273 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5274 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5275 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5276 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5277 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5278 sync_old_nand<mode>, sync_new_nand<mode>,
5279 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5280 test_and_set_12): Moved to sync.md.
5282 * config/mips/sync.md: New file.
5284 2008-08-25 Richard Henderson <rth@redhat.com>
5286 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5287 (regsave): Likewise.
5288 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5289 (output_cfi_directive): Likewise.
5290 (div_data_align): New.
5291 (output_cfi): Use it.
5293 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5295 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5296 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5297 (TARGET_OCTEON): New macro.
5298 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5299 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5300 (ISA_HAS_POP): New macro.
5301 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5303 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5305 * config/mips/mips.md (cpu): Add octeon.
5306 (type): Add pop attribute value.
5307 (popcount<mode>2): New pattern.
5308 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5310 2008-08-24 Jan Hubicka <jh@suse.cz>
5312 * doc/invoke.texi (-fipa-cp-clone): New option.
5313 (-fipa-cp): Update docs.
5314 (--param ipcp-unit-growth):New.
5315 * ipa-cp.c: Include fibheap.h, params.h
5316 (ipcp_initialize_node_lattices): When not cloning, all externally
5317 visible functions are bottom.
5318 (ipcp_need_redirect_p): Accept clones.
5319 (ipcp_insert_stage): Use cost driven heuristics.
5320 (max_count, dead_nodes): New static vars.
5321 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5322 ipcp_const_param_count): New functions.
5323 * common.opt (ipa-cp-clone): New command line option.
5324 * params.def (ipcp-unit-growth): New.
5326 2008-08-24 Jan Hubicka <jh@suse.cz>
5328 * tree-inline.c (tree_function_versioning): Look harder
5329 for referenced vars.
5331 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5333 PR tree-optimization/37185
5334 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5336 2008-08-23 Jan Hubicka <jh@suse.cz>
5338 * ipa-cp.c (ipcp_analyze_node): New function.
5339 (ipcp_update_cloned_node): Use it.
5340 (ipcp_init_stage): Likewise.
5341 * ipa-inline.c (function_insertion_hook_holder): New static var.
5342 (analyze_function): Break out from ....
5343 (inline_generate_summary): Here; register insertion hook.
5344 (cgraph_decide_inlining): Remove hook.
5345 (add_new_function): New function.
5347 2008-08-23 Jan Hubicka <jh@suse.cz>
5349 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5351 2008-08-23 Jan Hubicka <jh@suse.cz>
5353 * ipa-cp.c (constant_val_insert): Remove.
5354 (ipcp_propagate_one_const): Remove.
5355 (ipcp_create_replace_map): Always insert replacements to the map.
5356 (ipcp_insert_stage): Do not try to insert statements by hand.
5357 * tree-inline.c (insert_init_stmt): Break out from ...
5358 (setup_one_parameter): ... here; allow NULL BB pointer.
5359 (tree_function_versioning): Use setup_one_parameter to process
5362 2008-08-23 Jan Hubicka <jh@suse.cz>
5364 * tree.c (decl_address_ip_invariant_p): New function.
5365 * tree.h (decl_address_ip_invariant_p): Declare.
5366 * gimple.c (strip_invariant_refs): Break out from ...
5367 (is_gimple_invariant_address): ... here
5368 (is_gimple_ip_invariant_address): New function.
5369 (is_gimple_ip_invariant): New function.
5370 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5373 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5374 (ipcp_lat_is_insertable): All constants are insertable.
5375 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5376 IPA_CONST_VALUE_REF.
5377 (ipcp_initialize_node_lattices): Propagate all types of operands.
5378 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5379 (ipcp_create_replace_map): Reformat.
5380 (ipcp_need_redirect_p): Simplify.
5381 (ipcp_insert_stage): Check that argument is used before clonning.
5382 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5384 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5385 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5386 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5387 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5388 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5389 * tree-inline.c (tree_function_versioning): Add variables referenced
5392 2008-08-23 Jan Hubicka <jh@suse.cz>
5395 * i386.c (standard_80387_constant_p): Use optimize_size.
5397 2008-08-23 Ira Rosen <irar@il.ibm.com>
5399 PR tree-optimization/37161
5400 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5401 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5402 (vect_determine_vectorization_factor): Move the scalar type
5403 retrieval to vect_get_smallest_scalar_type.
5404 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5405 scalar type. Remove redundant computation.
5406 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5407 (vect_get_slp_defs): Take the type of RHS into account if
5408 necessary by calling vect_get_smallest_scalar_type. Call
5409 vect_get_constant_vectors with additional argument.
5411 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5414 * doc/invoke.texi (Wwrite-strings): Clarify description.
5416 2008-08-23 Ira Rosen <irar@il.ibm.com>
5418 PR tree-optimization/37174
5419 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5420 def stmt is a part of the loop before accessing its stmt_vec_info.
5422 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5425 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5426 (*swap): New insn pattern.
5427 (*ashlqi3): Rename from ashlqi3 insn pattern.
5428 (ashlqi3): New expanders.
5429 (*lshrqi3): Rename from lshrqi3 insn pattern.
5430 (lshrqi3): New expanders.
5431 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5432 lshrqi3_const5, lshrqi3_const6): New splitters.
5433 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5434 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5437 2008-08-22 Richard Guenther <rguenther@suse.de>
5439 PR tree-optimization/37078
5440 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5441 [+INF, +INF] ranges.
5443 2008-08-22 Richard Guenther <rguenther@suse.de>
5445 PR tree-optimization/37143
5446 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5447 a conversion statement instead of a copy.
5449 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5452 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5453 CCCmode, CCOmode and CCSmode destination modes.
5456 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5457 from different units in a single alternative.
5458 (*vec_extractv2sf_1): Ditto.
5459 (*vec_extractv2si_0): Ditto.
5460 (*vec_extractv2si_1): Ditto.
5461 * config/i386/sse.md (sse2_storehpd): Ditto.
5462 (sse2_storelpd): Ditto.
5463 (sse2_loadhpd): Ditto.
5464 (sse2_loadlpd): Ditto.
5467 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5468 (popcountsi2): Ditto.
5469 (clzdi2_abm): Ditto.
5470 (popcountdi2): Ditto.
5471 (clzhi2_abm): Ditto.
5472 (popcounthi2): Ditto.
5474 2008-08-22 Richard Guenther <rguenther@suse.de>
5478 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5479 if the multiplication does not overflow.
5481 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5483 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5485 2008-08-21 Richard Henderson <rth@redhat.com>
5487 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5488 spurrious comma from test.
5489 * configure: Rebuild.
5491 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5494 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5497 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5499 * c-tree.h (grokfield): New argument.
5500 * c-decl.c (grokfield): Handle new location argument.
5501 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5503 2008-08-21 Richard Guenther <rguenther@suse.de>
5505 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5507 2008-08-21 Jan Hubicka <jh@suse.cz>
5509 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5510 (cgraph_add_function_insertion_hook,
5511 cgraph_remove_function_insertion_hook,
5512 cgraph_call_function_insertion_hooks): New functions.
5513 * cgraph.h (cgraph_add_function_insertion_hook,
5514 cgraph_remove_function_insertion_hook,
5515 cgraph_call_function_insertion_hooks): Declare.
5516 * ipa-reference.c (function_insertion_hook_holder): New variable.
5517 (check_operand, look_for_address_of): When checking late, do not care
5518 about module bitmaps.
5519 (add_new_function): New function.
5520 (generate_summary): Register hooks; zero module bitmaps.
5521 (propagate): Unregister hooks.
5522 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5523 (add_new_function): New function.
5524 (generate_summary): Register hook.
5525 (propagate): Remove hook.
5527 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5529 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5530 * ipa-cp.c (ipcp_update_cloned_node): New function.
5531 (build_const_val): Handle functions correctly; bring type logic
5532 into sync with tree-inline.c
5533 (ipcp_init_stage): Take care of computing stuff needed by
5534 indirect inlining; update clones.
5535 (ipcp_generate_summary): Break out of ipcp_driver.
5536 (ipcp_driver): Do only execution and transformation.
5537 (pass_ipa_cp): Make IPA_PASS.
5538 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5540 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5541 ipcp, some info is already available.
5542 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5543 * tree-inline.c (remap_ssa_name): Unshare expression.
5545 2008-08-21 Richard Guenther <rguenther@suse.de>
5547 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5548 a PHI ask VN if it is already available.
5549 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5550 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5552 2008-08-21 Richard Guenther <rguenther@suse.de>
5555 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5556 makes sure to produce a result of the correct type.
5558 2008-08-21 Jan Hubicka <jh@suse.cz>
5559 Backport from LTO branch:
5561 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5562 Jan Hubicka <jh@suse.cz>
5565 (init_state, finish_state, set_function_state, generate_summary):
5567 (scan_stmt): Renamed from scan_function. Changed to keep state in
5568 local static vars rather than cgraph aux field.
5569 (propagate): Renamed from static_execute. Changed to keep state in
5570 local static vars rather than cgraph aux field.
5571 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5572 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5574 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5576 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5577 * ipa-reference.c (init_function_info, generate_summary,
5578 propagate): New functions.
5579 (analyze_function): Call init_function_info.
5580 (static_execute): Stripped into generate_summary and propagate.
5581 (pass_ipa_reference): Made into ipa_opt_pass.
5583 2008-08-21 Richard Guenther <rguenther@suse.de>
5585 PR tree-optimization/37181
5586 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5588 (extract_range_from_unary_expr): Likewise.
5590 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5592 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5594 * toplev.h (pedwarn_at): Likewise.
5595 * builtins.c: Update all calls to pedwarn.
5596 * c-lex.c: Likewise.
5597 * toplev.c: Likewise.
5598 * c-tree.h: Likewise.
5599 * c-decl.c: Likewise.
5600 * c-errors.c: Likewise.
5601 * c-typeck.c: Likewise.
5602 * c-common.c: Likewise.
5603 * c-parser.c: Likewise.
5605 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5608 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5609 with MODE_VECTOR_INT mode.
5611 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5614 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5615 initialized outside the current module.
5616 (warn_uninitialized_var): Ignore left-hand side when walking the
5617 trees. Ignore address expressions. Examine VUSE operands in gimple
5618 statements with a variable declaration on the right-hand side.
5620 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5623 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5625 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5628 * c-common.c (conversion_warning): Do not warn if applying bit-and
5629 operator to unsigned constant that fits in the target type.
5631 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5634 * c-common.c (conversion_warning): Do not warn for artificial
5637 2008-08-20 Richard Guenther <rguenther@suse.de>
5639 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5640 (extract_range_from_binary_expr): Fall back to constant propagation.
5641 (extract_range_from_unary_expr): Likewise.
5643 2008-08-20 Richard Guenther <rguenther@suse.de>
5645 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5646 with TREE_THIS_VOLATILE on shared nodes.
5647 (fold_stmt_r): Likewise.
5649 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5652 * c-parser.c (c_parser_attributes): For keywords use canonical
5653 spelling for attr_name.
5655 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5657 * value-prof.c (check_counter): Revert wrong call to error.
5659 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5661 * profile.c: Update calls to inform.
5662 * value-prof.c: Update calls to inform.
5664 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5666 * diagnostic.c (inform): Add an explicit location_t parameter.
5667 * toplev.h (inform): Update declaration.
5668 * builtins.c: Update all calls to inform.
5669 * c-common.c: Likewise.
5670 * c-decl.c: Likewise.
5671 * c-opts.c: Likewise.
5672 * c-pch.c: Likewise.
5673 * c-pragma.c: Likewise.
5674 * c-typeck.c: Likewise.
5675 * coverage.c: Likewise.
5677 * toplev.c: Likewise.
5678 * tree-cfg.c: Likewise.
5679 * tree-ssa.c: Likewise.
5681 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5684 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5685 V2DI mode, for SSE4.1, use movq instead of vector set if the
5686 second element is zero and inter-unit moves are OK.
5688 2008-08-20 Richard Guenther <rguenther@suse.de>
5690 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5691 properly handle conversion/copy chains after tuplification.
5693 2008-08-20 Richard Guenther <rguenther@suse.de>
5695 * passes.c (init_optimization_passes): Move the second
5696 forwprop pass before alias computation. Remove the second
5697 DCE pass. Remove the first dominator and phi copy/const
5700 2008-08-20 Nick Clifton <nickc@redhat.com>
5702 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5703 support of this feature. Do not assume that a sufficiently new
5704 assembler will support the feature regardless of the target type.
5705 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5706 * configure: Regenerate.
5708 2008-08-20 Richard Guenther <rguenther@suse.de>
5710 * tree-vrp.c (found_in_subgraph): Remove.
5711 (live): New global static.
5712 (live_on_edge): New function.
5713 (blocks_visited): Remove.
5714 (register_edge_assert_for_2): Use live_on_edge.
5715 (find_conditional_asserts): Remove code dealing with
5716 found_in_subgraph. Do not walk the CFG.
5717 (find_switch_asserts): Likewise.
5718 (find_assert_locations_1): Renamed from find_assert_locations.
5719 Move finding assert locations for conditional and switch
5720 statements first. Update live bitmap. Do not walk the CFG.
5721 (find_assert_locations): New function.
5722 (insert_range_assertions): Remove entry of CFG walk.
5723 Adjust call to find_assert_locations.
5724 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5725 that only can appear because of fake exit edges but assert we
5726 never try to insert on those.
5727 (fini_pre): Do not remove fake exit edges here...
5728 (execute_pre): ...but here, before committing edge inserts.
5730 2008-08-19 Richard Guenther <rguenther@suse.de>
5732 * passes.c (init_optimization_passes): Exchange store-ccp
5735 2008-08-19 Rafael EspÃndola <espindola@google.com>
5737 * varasm.c (weak_decls): Move earlier in the file.
5738 (assemble_external): Add weak decls to the weak_decls list.
5739 (declare_weak): Don't add decls to the weak_decls list.
5741 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5744 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5745 before (sse2_shufpd_<mode>).
5747 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5750 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5751 * tree.c (block_nonartificial_location): Likewise.
5753 2008-08-19 Richard Guenther <rguenther@suse.de>
5755 PR tree-optimization/35972
5756 PR tree-optimization/23094
5757 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5759 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5760 handle MISALIGNED_INDIRECT_REF.
5761 (get_ref_from_reference_ops): New helper.
5762 (vn_reference_lookup_pieces): Walk the use-def chain using the
5763 alias-oracle if requested.
5764 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5765 walking the use-def chain.
5766 (compute_avail): But not here.
5767 (create_component_ref_by_pieces_1): Properly handle
5768 MISALIGNED_INDIRECT_REF.
5769 (do_regular_insertion): Handle fully redundant
5770 expressions after PHI-translation also for SSA_NAME values, not
5771 only constants. Correctly use edoubleprime for that.
5773 2008-08-19 Ira Rosen <irar@il.ibm.com>
5775 * tree-vectorizer.c (supportable_widening_operation): Support
5776 multi-step conversion, return the number of steps in such conversion
5777 and the required intermediate types.
5778 (supportable_narrowing_operation): Likewise.
5779 * tree-vectorizer.h (vect_pow2): New function.
5780 (supportable_widening_operation): Change argument types.
5781 (supportable_narrowing_operation): Likewise.
5782 (vectorizable_type_promotion): Add an argument.
5783 (vectorizable_type_demotion): Likewise.
5784 * tree-vect-analyze.c (vect_analyze_operations): Call
5785 vectorizable_type_promotion and vectorizable_type_demotion with
5786 additional argument.
5787 (vect_get_and_check_slp_defs): Detect patterns.
5788 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5790 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5791 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5792 factor according to the smallest type in the loop.
5793 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5794 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5795 supportable_widening_operation with correct arguments.
5796 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5797 operands lists according to the number of vector statements in left
5798 or right node, if exists.
5799 (vect_gen_widened_results_half): Remove unused argument.
5800 (vectorizable_conversion): Call supportable_widening_operation,
5801 supportable_narrowing_operation, and vect_gen_widened_results_half
5802 with correct arguments.
5803 (vectorizable_assignment): Change documentation, support multiple
5805 (vectorizable_operation): Likewise.
5806 (vect_get_loop_based_defs): New function.
5807 (vect_create_vectorized_demotion_stmts): Likewise.
5808 (vectorizable_type_demotion): Support loop-aware SLP and general
5809 multi-step conversion. Call vect_get_loop_based_defs and
5810 vect_create_vectorized_demotion_stmts for transformation.
5811 (vect_create_vectorized_promotion_stmts): New function.
5812 (vectorizable_type_promotion): Support loop-aware SLP and general
5813 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5815 (vectorizable_store): Change documentation, support multiple
5817 (vectorizable_load): Likewise.
5818 (vect_transform_stmt): Pass SLP_NODE to
5819 vectorizable_type_promotion and vectorizable_type_demotion.
5820 (vect_schedule_slp_instance): Move here the calculation of number
5821 of vectorized statements for each node from...
5822 (vect_schedule_slp): ... here.
5823 (vect_transform_loop): Call vect_schedule_slp without the last
5826 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5829 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5830 to == in assert statement.
5831 (vectorizable_reduction): Fix typo.
5833 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5836 * value-prof.c (check_counter): Dereference pointer to overall
5837 count when printing it.
5839 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5841 * profile.h: Really add it.
5843 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5845 * mcf.c: Really add it.
5847 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5848 Vinodha Ramasamy <vinodha@google.com>
5850 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5852 * value-prof.c (check_counter): Fix the counter if
5853 flag_profile_correction is true.
5854 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5855 tree_mod_subtract_transform):
5856 Follow check_counter parameter change.
5857 * common.opt (fprofile-correction): New option.
5859 * profile.h: Likewise.
5860 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5861 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5862 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5864 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5865 flag_profile_correction is set.
5867 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5869 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5871 2008-08-18 Tomas Bily <tbily@suse.cz>
5873 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5874 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5876 * tree-data-ref.c (split_constant_offset_1): Likewise.
5877 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5878 * tree-sra.c (sra_walk_expr): Likewise.
5879 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5880 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5881 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5882 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5884 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5885 * tree-vect-transform.c (vectorizable_type_demotion)
5886 (vectorizable_type_promotion): Likewise.
5887 * tree-inline.c (expand_call_inline):
5888 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5889 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5890 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5891 * expr.c (expand_expr_real_1): Likewise.
5892 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5893 (gimple_assign_unary_useless_conversion_p): Likewise.
5894 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5895 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5896 * fold-const.c (fold_unary): Likewise.
5897 * tree.h (CONVERT_EXPR_P): Likewise.
5898 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5899 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5901 (register_edge_assert_for_2, extract_range_from_unary_expr)
5902 (register_edge_assert_for_1): Likewise.
5904 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5906 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5907 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5908 (enum real_value_const): Delete.
5909 (get_real_const): Delete.
5910 * real.c (get_real_const): Delete.
5911 (dconst_e_ptr): Define.
5912 (dconst_third_ptr): Define.
5913 (dconst_sqrt2_ptr): Define.
5914 * builtins.c: Update all callers.
5916 2008-08-18 Richard Guenther <rguenther@suse.de>
5918 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5919 statement iterator after statement removal.
5921 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5923 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5924 (detect_processor_freebsd): Likewise.
5925 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5927 2008-08-18 Richard Guenther <rguenther@suse.de>
5929 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5930 and loads have the correct types.
5932 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5935 * c-opts.c (cpp_opts): Remove static.
5936 * c-parser.c (cpp_opts): Declare it extern.
5937 (disable_extension_diagnostics): Handle cpp options.
5938 (enable_extension_diagnostics): Likewise.
5940 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5942 * diagnostics.c (permerror_at): Rename as permerror.
5943 (permerror): Delete.
5944 * toplev.h: Likewise.
5946 2008-08-18 Richard Guenther <rguenther@suse.de>
5948 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5949 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5950 Move call_cdce before build_alias. Move copyrename2,
5951 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5952 right after final inlining.
5953 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5954 (pass_build_cfg): But instead via TODO_dump_func.
5956 2008-08-18 Richard Guenther <rguenther@suse.de>
5958 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5960 (scalarize_init): If we failed to generate some initializers
5961 do not generate zeros for not instantiated members. Instead
5962 rely on the copy out.
5963 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5964 about missing flow-sensitive alias info only if we have
5967 2008-08-17 Nick Clifton <nickc@redhat.com>
5969 * doc/extend.texi (Function Attributes): Fix typo in description
5970 if hot function attribute.
5972 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5973 Richard Sandiford <rdsandiford@googlemail.com>
5975 * doc/install.texi (--with-mips-plt): Document.
5976 * doc/invoke.texi (-mplt, -mno-plt): Document.
5977 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5978 and handle ${with_mips_plt}.
5979 * config/mips/mips.opt (mplt): New option.
5980 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5981 (TARGET_ABICALLS_PIC2): Likewise.
5982 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5983 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5984 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5985 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5986 to decide whether to output ".option picX" directives.
5987 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5988 Pass -call_nonpic rather than -KPIC for -mplt.
5989 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5990 on the command line. Also remove it when -mabi=64 is used without
5992 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5993 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5994 TARGET_ABICALLS_PIC0.
5995 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
5997 (mips16_build_function_stub): Only output ".option pic" directives
5998 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
5999 (mips16_build_call_stub): Fix comment and remove redundant
6000 ".set at"/"set .noat" directives.
6001 (mips_function_rodata_section): Use the default behaviour for
6002 TARGET_ABSOLUTE_ABICALLS.
6003 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6004 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6005 (mips_restore_gp): Do nothing if the current function doesn't use
6007 (mips_expand_prologue): Only save $gp if the current function uses it.
6008 Use a normal move for TARGET_ABICALLS_PIC0.
6009 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6011 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6013 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6014 of function when handling GLOBAL_POINTER_REGNUM.
6016 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6019 * common.opt (-fstack-check): Do not declare the variable here.
6020 (-fstack-check=): New option variant.
6021 * doc/invoke.texi (Code Gen Options): Document it.
6022 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6023 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6024 (STACK_CHECK_STATIC_BUILTIN): New macro.
6025 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6026 * opts.c: Include expr.h.
6027 (common_handle_option) <OPT_fold_stack_check_>: New case.
6028 <OPT_fstack_check>: Likewise.
6029 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6030 consistently in the test for variable-sized types. Adjust for
6031 new behaviour of flag_stack_check.
6032 * explow.c: Include except.h.
6033 (allocate_dynamic_stack_space): Do not take into account
6034 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6035 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6036 for variable-sized parameters. Treat all parameters whose size is
6037 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6038 stack checking is enabled.
6039 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6040 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6041 if generic stack checking is enabled.
6042 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6043 * reload1.c (reload): Likewise.
6044 * stmt.c (expand_decl): Assert that all automatic variables have
6045 fixed size at this point and remove dead code.
6046 * flags.h (stack_check_type): New enumeration type.
6047 (flag_stack_check): Declare.
6048 * toplev.c (flag_stack_check): New global variable.
6049 * Makefile.in (opts.o): Add dependency on EXPR_H.
6050 (explow.o): Add dependency on except.h.
6052 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6054 * config/avr/avr.c (avr_override_options): Reduce value of
6055 PARAM_INLINE_CALL_COST.
6057 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6059 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6060 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6061 lieu of TYPE_MODE (type) throughout.
6063 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6065 * config/arm/arm.c (add_minipool_backward_ref): Check for
6066 8-byte-aligned entries in second case of forcing insertion after a
6067 particular entry. Change third case to avoid inserting
6068 non-8-byte-aligned entries before 8-byte-aligned ones.
6070 2008-08-15 Richard Guenther <rguenther@suse.de>
6072 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6073 strip components for unknown size accesses.
6075 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6077 * config/s390/2097.md New file.
6078 * config/s390/s390.md ("z10prop" attribute): Define none,
6079 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6080 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6081 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6082 possible values and apply them to insns as appropriate.
6083 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6084 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6085 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6086 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6087 ("bfp" mode attribute): Removed. Every occurence replaced
6089 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6090 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6093 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6096 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6099 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6101 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6102 additional argument. Support reduction when duplication is needed due
6103 to data-types of different sizes in the loop.
6104 (get_initial_def_for_induction): Fix printout.
6105 (vect_get_vec_def_for_stmt_copy): Support case where the
6106 vec_stmt_for_operand is a phi node.
6107 (vectorizable_reduction): Support reduction when duplication is needed
6108 due to data-types of different sizes in the loop.
6109 (vectorizable_call): Remove restriction to not vectorize in case we
6110 have data-types of different sizes in the loop.
6111 (vectorizable_conversion): Likewise.
6112 (vectorizable_operation): Likewise.
6113 (vectorizable_type_demotion): Likewise.
6114 (vectorizable_type_promotion): Likewise.
6115 (vectorizable_induction): Add restriction to not vectorize in case
6116 we have data-types of different sizes in the loop.
6118 2008-08-14 Christophe Saout <christophe@saout.de>
6119 Uros Bizjak <ubizjak@gmail.com>
6122 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6123 (*vec_concatv2di_rex64_sse4_1): Ditto.
6124 (*vec_concatv2di_rex64_sse): Ditto.
6126 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6129 * fold-const.c (fold_widened_comparison): Do not allow
6130 sign changes that change the result even if shorter type
6131 is wider than arg1_unw's type.
6133 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6135 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6136 Skip if the multilib testing specifies -march that does not
6137 agree with the one specified in the testcase.
6139 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6141 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6142 zero extend SImode values being converted to TFmode before passing
6145 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6147 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6148 __PPU__ when targeting the Cell/B.E. PPU processor.
6150 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6152 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6153 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6154 Rematerialize the static chain, if any.
6155 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6158 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6160 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6161 (new_loc_descr): Likewise.
6162 (add_loc_descr): Likewise.
6163 (size_of_loc_descr): Likewise.
6164 (size_of_locs): Likewise.
6165 (output_loc_operands): Likewise.
6166 (output_loc_sequence): Likewise.
6167 (new_reg_loc_descr): New.
6168 (build_cfa_loc): Use it.
6169 (build_cfa_aligned_loc): Likewise.
6170 (one_reg_loc_descriptor): Likewise.
6171 (based_loc_descr): Likewise.
6173 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6176 * doc/invoke.texi (Wmain): Update.
6177 * c-decl.c (start_decl): warn_main is only 0 or 1.
6178 (start_function): Likewise. Fix formatting.
6179 (finish_function): Delete redundant warning.
6180 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6181 * c-opts (c_common_handle_option): -Wall only has effect if
6182 warn_main is uninitialized. OPT_Wmain is automatically
6183 handled. -pedantic also enables Wmain.
6184 (c_common_post_options): Handle all logic for Wmain here.
6185 * c-common.c (warn_main): Delete.
6186 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6187 * c-common.h (warn_main): Delete.
6189 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6192 * expr.c (emit_group_store): Allocate stack temp with the
6193 largest alignment when copying from register to stack.
6195 2008-08-13 Richard Guenther <rguenther@suse.de>
6197 * tree.h (maybe_fold_offset_to_address): Declare.
6198 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6199 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6200 Likewise for POINTER_PLUS_EXPR.
6201 (maybe_fold_offset_to_reference): Enable disabled code.
6202 (maybe_fold_offset_to_address): New function.
6203 (fold_stmt_r): Use it.
6204 (fold_gimple_assign): Likewise.
6205 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6206 (gimplify_expr): Likewise.
6208 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6210 * toplev.h (pedwarn_at): Fix declaration.
6212 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6214 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6215 LINK_SPEC): Use %R in -Y P argument.
6217 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6220 * diagnostic.c (pedwarn_at): New.
6221 * toplev.h (pedwarn_at): Declare.
6222 * c-tree.h (build_enumerator): Update declaration.
6223 * c-decl.c (finish_enum): Update comment.
6224 (build_enumerator): Take a location parameter. Give a pedwarn but do
6225 not perform any conversion.
6226 * c-parser.c (c_parser_enum_specifier): Set correct location for
6229 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6232 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6233 expressions except for conversions to signed:1 bitfields. Handle
6234 COND_EXPR with constant operands.
6236 2008-08-13 Richard Guenther <rguenther@suse.de>
6238 PR tree-optimization/15255
6239 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6240 (struct oecount_s): New struct and VEC types.
6242 (oecount_hash): New function.
6243 (oecount_eq): Likewise.
6244 (oecount_cmp): Likewise.
6245 (zero_one_operation): New function.
6246 (build_and_add_sum): Likewise.
6247 (undistribute_ops_list): Perform un-distribution of multiplication
6248 and division on the chain of summands.
6249 (should_break_up_subtract): Also break up subtracts for factors.
6250 (reassociate_bb): Delete dead visited statements.
6251 Call undistribute_ops_list. Re-sort and optimize if it did something.
6252 * passes.c (init_optimization_passes): Move DSE before
6254 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6257 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6259 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6261 * doc/invoke.texi: Revert unintended checkin.
6263 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6266 * gcc.c (include_spec_function): Tweak call to find_a_file.
6268 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6271 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6272 and TRUTH_ORIF_EXPR.
6273 * dojump.c (do_jump): Likewise.
6275 PR tree-optimization/37084
6276 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6277 if id->regimplify, don't assume stmt is a cast assignment.
6279 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6281 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6283 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6286 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6289 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6291 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6292 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6294 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6295 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6296 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6297 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6298 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6300 * doc/tm.texi (Storage Layout): Remove documentation for
6301 TARGET_FLOAT_FORMAT.
6303 * simplify-rtx.c (simplify_binary_operation_1): Replace
6304 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6306 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6308 * real.h (struct real_format): New member has_sign_dependent_rounding.
6309 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6310 spu_single_format, ieee_double_format, mips_double_format,
6311 motorola_double_format, ieee_extended_motorola_format,
6312 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6313 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6314 mips_extended_format, ieee_quad_format, mips_quad_format,
6315 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6316 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6318 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6319 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6320 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6321 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6322 (ROUND_TOWARDS_ZERO): Likewise.
6324 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6325 (FLOAT_MODE_FORMAT): New macro.
6326 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6327 (MODE_COMPOSITE_P): ... this new macro.
6328 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6329 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6330 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6332 * flags.h: Include "real.h".
6334 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6335 REAL_MODE_FORMAT_COMPOSITE_P.
6336 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6338 * doc/tm.texi (Storage Layout): Remove documentation of
6339 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6340 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6341 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6342 they only apply to libgcc2.a.
6344 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6346 * config/spu/float_disf.c: New file.
6347 * config/spu/float_unsdisf.c: New file.
6348 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6349 (LIB2FUNCS_EXCLUDE): Define.
6351 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6352 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6354 * real.h (struct real_format): New member round_towards_zero.
6355 * real.c (round_for_format): Respect fmt->round_towards_zero.
6356 (ieee_single_format, mips_single_format, motorola_single_format,
6357 spu_single_format, ieee_double_format, mips_double_format,
6358 motorola_double_format, ieee_extended_motorola_format,
6359 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6360 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6361 mips_extended_format, ieee_quad_format, mips_quad_format,
6362 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6363 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6365 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6366 real_format to choose rounding mode when calling MPFR functions.
6367 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6368 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6370 * real.h (real_to_decimal_for_mode): Add prototype.
6371 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6372 Respect target rounding mode when generating decimal representation.
6373 (real_to_decimal): New stub for backwards compatibility.
6374 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6375 real_to_decimal_for_mode instead of real_to_decimal.
6377 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6379 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6380 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6382 * real.c (spu_single_format): New variable.
6383 * real.h (spu_single_format): Declare.
6385 * config/spu/spu.c (spu_override_options): Install SFmode format.
6386 (spu_split_immediate): Use integer mode to operate on pieces of
6387 floating-point values in all cases.
6389 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6390 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6391 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6393 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6395 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6397 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6399 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6401 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6404 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6405 on the VAR_DECL instead of TYPE_READONLY on its type.
6407 2008-08-12 Ira Rosen <irar@il.ibm.com>
6409 * tree-vectorizer.c: Depend on langhooks.h.
6410 (supportable_widening_operation): Add two arguments. Support double
6412 (supportable_narrowing_operation): Likewise.
6413 * tree-vectorizer.h (supportable_widening_operation): Add two
6415 (supportable_narrowing_operation): Likewise.
6416 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6417 supportable_widening_operation with correct arguments.
6418 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6419 (vectorizable_type_demotion): Support double type conversions.
6420 (vectorizable_type_promotion): Likewise.
6421 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6423 2008-08-11 Michael Matz <matz@suse.de>
6425 * i386/i386.c (override_options): Move initialisation from
6426 flag_schedule_insns_after_reload to here from ...
6427 (optimization_options): ... here.
6429 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6431 PR rtl-optimization/36998
6432 * dwarf2out.c (compute_barrier_args_size_1,
6433 compute_barrier_args_size): Temporarily remove assertions.
6435 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6438 * tree-ssa.c (struct walk_data): Add new flag
6439 warn_possibly_uninitialized.
6440 (warn_uninitialized_var): Use it.
6441 (warn_uninitialized_vars): New.
6442 (execute_early_warn_uninitialized): Call it.
6443 (execute_late_warn_uninitialized): Likewise.
6445 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6448 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6451 2008-08-09 Jan Hubicka <jh@suse.cz>
6454 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6456 (expand_fix): Be prepared for expansion to fail.
6457 (expand_sfix_optab): Remove instructions if expansion failed.
6459 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6461 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6463 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6464 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6466 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6468 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6469 mips/t-libgcc-mips16 to tmake_file.
6470 * config/mips/mips-protos.h (mips_call_type): New enum.
6471 (mips_pic_base_register, mips_got_load): Declare.
6472 (mips_restore_gp): Take an rtx argument.
6473 (mips_use_pic_fn_addr_reg_p): Declare.
6474 (mips_expand_call): Replace the sibcall_p argument with
6475 a mips_call_type argument. Add a lazy_p parameter.
6476 (mips_split_call): Declare.
6477 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6478 (MIPS16_PIC_TEMP): Likewise.
6479 (reg_class): Delete M16_NA_REGS.
6480 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6481 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6482 (mips_split_hi_p): Declare.
6483 * config/mips/mips.c (mips_split_hi_p): New array.
6484 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6485 (mips_got_symbol_type_p): New function.
6486 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6487 (mips16_stub_function_p): New function.
6488 (mips16_local_function_p): Likewise.
6489 (mips_use_pic_fn_addr_reg_p): Likewise.
6490 (mips_cannot_force_const_mem): Return false for HIGHs.
6491 Extend CONST_INT and symbolic handling to MIPS16, using
6492 mips_symbol_insns to check that the base symbol type is a
6493 legitimate constant. Reject GOT-based constants if
6494 TARGET_MIPS16_PCREL_LOADS.
6495 (mips_const_insns): Check targetm.cannot_force_const_mem when
6496 decomposing a symbolic base and a large offset.
6497 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6498 When calling a function that needs $25 from MIPS16 code,
6499 move the target address into $25 separately and add a USE
6501 (mips16_gp_pseudo_reg): Insert the initializer immediately
6502 before the first real insn.
6503 (mips_pic_base_register, mips_got_load): New functions.
6504 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6505 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6506 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6507 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6508 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6509 also passing NULL_RTX rather than const0_rtx as the aux argument.
6510 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6511 instead of TARGET_EXPLICIT_RELOCS.
6512 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6513 (mips_load_call_address): Replace the sibcall_p argument with
6514 a mips_call_type argument. Use mips_got_load.
6515 (mips16_local_alias): New structure.
6516 (mips16_local_aliases): New variable.
6517 (mips16_local_aliases_hash): New function.
6518 (mips16_local_aliases_eq): Likewise.
6519 (mips16_local_alias): Likewise.
6520 (mips16_stub_function): Likewise.
6521 (mips16_build_function_stub): Create a local alias for the target
6522 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6523 .cpload directive and an R_MIPS_NONE relocation for the target
6524 function, then load the alias rather than the function itself.
6525 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6526 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6527 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6528 (mips16_build_call_stub): Replace the FN parameter with an
6529 FN_PTR parameter. Force the address into a register if it
6530 isn't a call_insn_operand; don't rely on the caller to do this.
6531 If a call to a locally-defined and locally-binding MIPS16
6532 function must be made indirectly, redirect the call to the
6533 function's local alias. Use mips16_stub_function_p,
6534 mips16_stub_function, mips_expand_call and use_reg.
6535 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6536 Use explicit %hi and %lo accesses where possible.
6537 Use MIPS_CALL to generate the correct code form of a
6538 jal instruction. Add clobbers of $18 instead of uses.
6539 Update the call to mips_emit_call_insn.
6540 (mips_expand_call): Replace the SIBCALL_P argument with a
6541 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6542 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6543 allowing it to modify the call address. Update the calls to
6544 mips_load_call_address and mips_emit_call_insn.
6545 (mips_split_call): New function.
6546 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6547 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6548 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6549 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6550 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6552 (mips_cprestore_slot): New function.
6553 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6554 and use mips_cprestore_slot.
6555 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6557 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6558 then use a copygp_mips16 instruction to set up $28.
6559 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6560 (mips16_lay_out_constants): Call split_all_insns_noflow.
6561 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6562 false if TARGET_MIPS16.
6563 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6564 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6565 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6566 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6567 MIPS16 code. Allow MIPS16 o32 PIC.
6568 (mips_override_options): Allow MIPS16 o32 PIC.
6569 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6570 after reload if TARGET_USE_GOT.
6571 (UNSPEC_COPYGP): New constant.
6572 (length): Use a default length of 8 for MIPS16 GOT loads.
6573 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6574 (*got_page<mode>): Check mips_split_hi_p.
6575 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6576 (unspec_got<mode>, unspec_call<mode>): New expanders.
6577 (load_got<mode>, load_call<mode>): Remove the length attributes.
6578 Use a got attribute instead of a type attribute.
6579 (copygp_mips16): New insn.
6580 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6581 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6582 (sibcall, sibcall_value, call, call_value): Update the calls
6583 to mips_expand_call.
6584 (call_internal, call_value_internal): Use mips_split_call.
6585 (call_value_multiple_internal): Likewise.
6586 (call_split): Move after call_internal (the insn it is split from).
6587 (call_internal_direct, call_value_internal_direct): Turn into
6588 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6589 (call_direct_split, call_value_direct_split): New patterns.
6590 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6591 and use M16_REGS instead of M16_NA_REGS.
6592 * config/mips/predicates.md (const_call_insn_operand): Replace
6593 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6594 mips_use_pic_fn_addr_reg_p check.
6595 (move_operand): Reject HIGHs if mips_split_hi_p.
6596 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6597 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6598 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6599 * config/mips/libgcc-mips16.ver: New file.
6600 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6601 $(srcdir)/config/mips/libgcc-mips16.ver.
6603 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6605 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6607 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6608 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6609 (mips16_cfun_returns_in_fpr_p): Likewise.
6611 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6613 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6614 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6615 rather than 4 to PC.
6617 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6619 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6620 (FUNCTION_PROFILER): Save the static chain pointer into $2
6621 beforehand and restore it aftewards.
6622 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6623 address directly into $25 and call the function through $25;
6624 do not clobber $3. Pad the DImode version to cover the space
6625 left by the deleted $25 <- $3 move.
6626 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6627 the removal of the $25 <- $3 move.
6628 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6629 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6631 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6632 Daniel Jacobowitz <dan@codesourcery.com>
6634 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6635 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6636 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6637 * config/mips/mips.c (mips_start_function_definition): New function.
6638 (mips_end_function_definition): Likewise.
6639 (mips_output_function_prologue): Use mips_start_function_definition.
6640 (mips_output_function_epilogue): Use mips_end_function_definition.
6641 (build_mips16_function_stub): Use mips_start_function_definition
6642 and mips_end_function_definition.
6643 (build_mips16_call_stub): Likewise.
6645 2008-08-09 Richard Guenther <rguenther@suse.de>
6647 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6648 * gimple.h (gimple_call_fn): Adjust comment.
6649 (gimple_call_set_fndecl): New function.
6650 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6651 longer having bare FUNCTION_DECL operand.
6652 (gimple_call_return_type): Likewise.
6653 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6655 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6656 (gimple_mod_pow2): Likewise.
6657 (gimple_mod_subtract): Likewise.
6658 (gimple_ic): Likewise.
6659 (gimple_stringop_fixed_value): Likewise.
6660 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6661 longer having bare FUNCTION_DECL operand.
6662 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6663 * omp-low.c (optimize_omp_library_calls): Likewise.
6664 * cgraphunit.c (update_call_expr): Likewise.
6665 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6666 (execute_convert_to_rsqrt): Likewise.
6667 * cfgexpand.c (gimple_to_tree): Simplify.
6668 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6669 bare FUNCTION_DECL operand.
6670 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6671 (convert_gimple_call): Use gimple_call_fndecl.
6672 * c-common.c (c_warn_unused_result): Likewise.
6674 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6677 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6678 (c_finish_return): Likewise.
6679 (c_start_case): Likewise.
6680 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6681 * c-parser.c (c_parser_condition): New. Call
6682 verify_sequence_points.
6683 (c_parser_paren_condition): Call c_parser_condition.
6684 (c_parser_for_statement): Call c_parser_condition.
6686 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6689 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6690 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6691 Moved from diagnostic.h
6692 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6694 (emit_diagnostic): New.
6695 (warning0, pedwarn0): Delete.
6696 (warning, warning_at, pedwarn, permerror): Return bool.
6697 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6698 Moved to diagnostic.c.
6699 (struct diagnostic_context): Use correct type for
6700 classify_diagnostic.
6701 (diagnostic_report_diagnostic): Update declaration.
6702 (emit_diagnostic): Declare.
6703 * errors.c (warning): Return bool.
6704 * errors.h (warning): Update declaration.
6705 * toplev.h (warning0, pedwarn0): Delete.
6706 (warning, warning_at, pedwarn, permerror): Return bool.
6707 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6708 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6709 inform. Update all calls.
6710 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6711 before giving informative note.
6712 (implicit_decl_warning): Likewise.
6713 * c-typeck.c (build_function_call): Likewise.
6714 * tree-sssa.c (warn_uninit): Likewise.
6715 * builtins.c (gimplify_va_arg_expr): Likewise.
6717 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6720 * doc/invoke.texi (-Wextra): Move warning from here...
6721 (-Wuninitialized): ... to here.
6723 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6726 * flags.h (set_Wunused): Delete
6727 * toplev.c (process_options): Handle Wunused flags here.
6728 * opts.c (maybe_warn_unused_parameter): Delete.
6729 (common_handle_option): Replace set_Wunused by warn_unused.
6730 (set_Wextra): Do not handle Wunused-parameter here.
6731 (set_Wunused): Delete.
6732 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6734 * common.opt (Wunused): Add Var and Init.
6735 (Wunused-function): Likewise.
6736 (Wunused-label): Likewise.
6737 (Wunused-parameter): Likewise.
6738 (Wunused-value): Likewise.
6739 (Wunused-variable): Likewise.
6741 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6743 * doc/invoke.texi: Add cpu_type power7.
6744 * config.in (HAVE_AS_VSX): New.
6745 * config.gcc: Add cpu_type power7.
6746 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6748 * configure: Regenerate.
6749 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6751 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6752 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6753 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6755 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6757 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6758 type to vectorize.builtin_conversion.
6759 (vectorizable_conversion): Likewise.
6760 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6761 integral type as input.
6762 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6764 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6765 and ALTIVEC_BUILTIN_VCTSXS.
6766 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6769 2008-08-08 Richard Guenther <rguenther@suse.de>
6771 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6772 (surely_varying_stmt_p): Calls are varying only if they are
6773 non-builtin and not indirect or have no result.
6774 (ccp_fold): Re-instantiate code before the tuples merge.
6776 2008-08-08 Richard Guenther <rguenther@suse.de>
6778 PR tree-optimization/37056
6779 * gimple.h (gimple_assign_rhs_class): New helper function.
6780 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6781 unary operations properly.
6783 2008-08-07 Jan Hubicka <jh@suse.cz>
6785 * i386.h (ix86_size_cost): Declare.
6786 (ix86_cur_cost): New function macro.
6787 * i386.md (peepholes expanding size and splitters): Predicate by
6788 optimize_insn_for_speed_p.
6789 (peepholes reduce size and splitters): Predicate by
6790 optimize_insn_for_size_p.
6791 * i386.c (ix86_size_cost): Rename from ...
6792 (size_cost): This one.
6793 (override_options): Update.
6794 (decide_alg): Likewise.
6795 (ix86_expand_clear): Use RTL profile.
6796 (ix86_pad_returns): Use RTL profile.
6798 2008-08-07 Jan Hubicka <jh@suse.cz>
6800 * recog.c (split_all_insns): Set RTL profile
6801 (peephole2_optimize): Likewise.
6802 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6803 * combine.c (combine_instructions): Likewise.
6805 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6807 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6809 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6811 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6812 value in a6 after the set_frame_ptr insn.
6814 2008-08-07 Richard Henderson <rth@redhat.com>
6817 * gcc.c (cpp_options): Pass along -g*.
6819 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6821 * config/arm/arm.c (output_move_neon): Update comment describing
6822 big-endian vector layout.
6823 (arm_assemble_integer): Do not handle big-endian NEON vectors
6825 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6826 neon_vget_lane<mode>_sext_internal,
6827 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6828 element indices for big-endian.
6830 2008-08-07 Richard Henderson <rth@redhat.com>
6832 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6833 * configure, config.in: Rebuild.
6834 * debug.h (dwarf2out_do_cfi_asm): Declare.
6835 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6836 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6837 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6838 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6840 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6842 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6843 movv2si_internal): Combine into mov<mode>_internal.
6844 (movv2si_internal_2): Remove.
6846 2008-08-07 Jan Hubicka <jh@suse.cz>
6849 * i386.md (single stringop patterns): Enable unconditionally.
6851 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6854 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6856 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6857 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6859 * config/i386/sse.md (sse2_movq128): New.
6861 * doc/extend.texi: Document __builtin_ia32_movq128.
6863 2008-08-07 Richard Guenther <rguenther@suse.de>
6866 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6867 pointers can access anything.
6869 2008-08-06 Jan Hubicka <jh@suse.cz>
6871 * optabs.c (emit_unop_insn): Break out to ...
6872 (maybe_emit_unop_insn): ... this one.
6873 (expand_sfix_optab): Use maybe variant.
6874 * optabs.h (maybe_emit_unop_insn): Declare.
6876 * i386.md (mov0 patterns): Enable by default.
6877 (FP conversion expanders): Disable expansion of code expanding
6878 sequences when instruction should be optimized for size.
6879 (single strinop patterns): Enable when optimizing for size.
6880 (string expanders): Disable expanding of code expanding sequences
6881 when optimizning instruction for size.
6882 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6884 (ix86_fp_comparison_sahf_cost): Likewise.
6885 (ix86_expand_branch): Likewise.
6886 (ix86_expand_ashl_const): Likewise.
6887 (ix86_split_ashl): Likewise.
6888 (ix86_expand_strlen): Likewise.
6889 (ix86_emit_fp_unordered_jump): Likewie.
6891 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6893 * c-common.c: Fix typo.
6894 (c_common_reswords): Activate more C++ keyword warnings.
6896 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6898 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6901 * diagnostic.c (permerror_at): New.
6902 * toplev.h (permerror_at): Declare.
6904 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6905 Ira Rosen <irar@il.ibm.com>
6907 * tree-vect-transform.c (vect_model_simple_cost): Return
6908 immediately if stmt is pure SLP.
6909 (vect_model_store_cost): Ditto.
6910 (vect_model_load_cost): Ditto.
6911 (vectorizable_store): Remove PURE_SLP check before call
6912 to vect_model_store_cost.
6913 (vect_model_store_cost): When checking whether stmt describe
6914 strided access, add a check that it is not slp_node.
6916 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6919 * c-common.c (warn_for_sign_compare): New. Handle separately the
6920 case that 'constant' is zero.
6921 * c-typeck.c (build_binary_op): Move code to c-common.c
6923 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6925 * config/alpha/alpha.c (alpha_preferred_reload_class,
6926 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6927 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6928 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6929 * config/arm/arm.md: Likewise.
6930 * config/avr/avr-protos.h (preferred_reload_class,
6931 test_hard_reg_class, avr_simplify_comparison_p,
6932 out_shift_with_cnt, class_max_nregs): Likewise.
6933 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6934 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6935 preferred_reload_class, test_hard_reg_class): Likewise.
6936 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6937 bfin_memory_move_cost, bfin_secondary_reload,
6938 bfin_output_mi_thunk): Likewise.
6939 * config/crx/crx.c (crx_secondary_reload_class,
6940 crx_memory_move_cost): Likewise.
6941 * config/frv/frv-protos.h (frv_secondary_reload_class,
6942 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6943 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6944 frv_secondary_reload_class, frv_class_likely_spilled_p,
6945 frv_class_max_nregs): Likewise.
6946 * config/h8300/h8300.c (h8300_classify_operand,
6947 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6949 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6950 * config/ia64/ia64.c (ia64_preferred_reload_class,
6951 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6952 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6953 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6955 * config/m68hc11/m68hc11.c (preferred_reload_class,
6956 m68hc11_memory_move_cost): Likewise.
6957 * config/mcore/mcore.c (mcore_secondary_reload_class,
6958 mcore_reload_class): Likewise.
6959 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6960 mips_class_max_nregs, mips_cannot_change_mode_class,
6961 mips_preferred_reload_class, mips_secondary_reload_class,
6962 mips_output_mi_thunk): Likewise.
6963 * config/mmix/mmix.c (mmix_preferred_reload_class,
6964 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6966 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6968 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6969 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6970 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6971 * config/rs6000/rs6000.c (paired_expand_vector_init,
6972 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6973 compare_section_name, rs6000_memory_move_cost): Likewise.
6974 * config/s390/s390.c (s390_emit_compare_and_swap,
6975 s390_preferred_reload_class, s390_secondary_reload,
6976 legitimize_pic_address, legitimize_tls_address,
6977 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6978 s390_class_max_nregs): Likewise.
6979 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6980 * config/s390/s390.md: Likewise.
6981 * config/score/score-protos.h (score_secondary_reload_class,
6982 score_preferred_reload_class): Likewise.
6983 * config/score/score.c (score_preferred_reload_class,
6984 score_secondary_reload_class): Likewise.
6985 * config/score/score3.c (score3_output_mi_thunk,
6986 score3_preferred_reload_class, score3_secondary_reload_class,
6987 score3_hard_regno_mode_ok): Likewise.
6988 * config/score/score3.h (score3_preferred_reload_class,
6989 score3_secondary_reload_class): Likewise.
6990 * config/score/score7.c (score7_output_mi_thunk,
6991 score7_preferred_reload_class, score7_secondary_reload_class,
6992 score7_hard_regno_mode_ok): Likewise.
6993 * config/score/score7.h (score7_preferred_reload_class,
6994 score7_secondary_reload_class): Likewise.
6995 * config/sh/sh.c (prepare_move_operands, output_far_jump,
6996 output_branchy_insn, add_constant, gen_block_redirect,
6997 sh_insn_length_adjustment, sh_cannot_change_mode_class,
6998 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
6999 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7000 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7001 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7002 xstormy16_preferred_reload_class): Likewise.
7003 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7004 xtensa_expand_atomic, override_options,
7005 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7007 * reorg.c (try_merge_delay_insns): Likewise.
7008 * tree.c (merge_dllimport_decl_attributes): Likewise.
7010 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7012 2008-08-06 Michael Matz <matz@suse.de>
7014 * Makefile.in (write_entries_to_file): Quote words.
7015 * gengtype.c: (read_input_line): Skip over leading white-space.
7017 2008-08-06 Marc Gauthier <marc@tensilica.com>
7019 * config.gcc: Match more processor names for Xtensa.
7020 * configure.ac: Likewise.
7021 * doc/install.texi (Specific): Likewise.
7022 * configure: Regenerate.
7024 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7026 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7027 * calls.c (avoid_likely_spilled_reg): Likewise.
7028 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7029 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7030 * config/i386/i386.c (ix86_expand_special_args_builtin,
7031 ix86_secondary_reload): Likewise.
7032 * except.c (struct eh_region, gen_eh_region_catch,
7033 remove_unreachable_regions, duplicate_eh_regions,
7034 assign_filter_values, build_post_landing_pads,
7035 sjlj_find_directly_reachable_regions, remove_eh_handler,
7036 reachable_next_level, foreach_reachable_handler,
7037 can_throw_internal_1, can_throw_external_1,
7038 collect_one_action_chain): Likewise.
7039 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7040 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7041 * function.c (update_temp_slot_address, instantiate_new_reg,
7042 instantiate_virtual_regs_in_rtx,
7043 instantiate_virtual_regs_in_insn): Likewise.
7044 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7045 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7046 gimplify_cleanup_point_expr): Likewise.
7047 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7048 * passes.c (next_pass_1): Likewise.
7049 * print-tree.c (print_node_brief, print_node): Likewise.
7050 * profile.c (branch_prob): Likewise.
7051 * tree-dump.c (dump_register): Likewise.
7052 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7054 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7055 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7056 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7057 copy_arguments_for_versioning, copy_static_chain): Likewise.
7058 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7059 add_new_name_mapping, register_new_name_mapping): Likewise.
7060 * tree-mudflap.c (mf_xform_derefs): Likewise.
7061 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7062 get_init_expr, combine_chains): Likewise.
7063 * tree-pretty-print.c (dump_generic_node): Likewise.
7064 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7065 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7066 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7067 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7069 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7072 * calls.c (expand_call): Use the biggest preferred stack
7075 2008-08-06 Michael Matz <matz@suse.de>
7078 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7079 for reused reload, instead of overwriting them.
7081 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7084 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7085 for incoming stack boundary.
7087 * function.c (assign_parm_find_entry_rtl): Update
7088 parm_stack_boundary.
7090 * function.h (rtl_data): Add parm_stack_boundary.
7092 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7093 parm_stack_boundary for incoming stack boundary.
7095 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7097 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7098 for unrepresentable subregs or treat them as equal to other regs
7099 or subregs with the same register number.
7101 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7104 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7107 2008-08-06 Jan Hubicka <jh@suse.cz>
7109 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7110 frequencies might be hot.
7112 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7114 * reload.c (find_reloads): Force constants into literal pool
7115 also if they are wrapped in a SUBREG.
7117 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7120 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7121 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7122 Don't allow predicated instructions for data speculation.
7123 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7126 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7128 * haifa-sched.c (extend_global): Split to extend_global_data and
7129 extend_region_data. Update all uses.
7130 (extend_all): Rename to extend_block_data.
7132 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7134 * sched-rgn.c (new_ready): Check if instruction can be
7135 speculatively scheduled before attempting speculation.
7136 (debug_rgn_dependencies): Remove wrongful assert.
7138 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7140 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7142 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7144 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7145 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7146 va_size, and type_size.
7148 2008-08-04 Jason Merrill <jason@redhat.com>
7151 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7152 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7154 2008-08-05 Richard Henderson <rth@redhat.com>
7156 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7157 * configure: Rebuild.
7159 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7162 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7163 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7166 2008-08-05 Richard Henderson <rth@redhat.com>
7168 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7169 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7170 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7171 * common.opt (fdwarf2-cfi-asm): New.
7172 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7173 * config.in, configure: Rebuild.
7174 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7175 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7177 (dw2_force_const_mem): Externalize.
7178 * dwarf2asm.h: Update.
7179 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7180 generate a real label.
7181 (output_cfi_directive): New.
7182 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7183 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7184 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7186 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7187 (output_loc_operands_raw, output_loc_sequence_raw): New.
7188 (output_cfa_loc_raw): New.
7190 2008-08-05 Paul Brook <paul@codesourcery.com>
7192 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7193 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7194 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7195 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7196 * config/arm/arm.h (TARGET_VFPD32): Define.
7197 (TARGET_VFP3): Use TARGET_VFPD32.
7198 (fputype): Add FPUTYPE_VFP3D16.
7199 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7200 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7201 * config/arm/arm-cores.def: Add cortex-r4f.
7202 * config/arm/arm-tune.md: Regenerate.
7204 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7206 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7207 Reword some comments throughout the file.
7209 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7210 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7211 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7212 MFC_MIN_DMA_LIST_ELEMENTS.
7213 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7214 MFC_MAX_DMA_LIST_ELEMENTS.
7216 (MFC_START_ENABLE): Remove PPU-only define.
7217 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7218 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7220 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7221 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7222 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7223 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7224 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7225 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7226 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7228 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7229 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7230 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7231 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7233 (spu_read_machine_status): Fix typo.
7235 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7237 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7238 SUBREG of multi-word hard register.
7239 * config/spu/spu.c (valid_subreg): Likewise.
7240 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7242 2008-08-04 Richard Guenther <rguenther@suse.de>
7244 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7245 the candidate with the stripped base if that base is different
7246 from the original base even for offset zero.
7248 2008-08-04 Richard Guenther <rguenther@suse.de>
7251 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7252 check for no_overflow.
7254 2008-08-04 Richard Guenther <rguenther@suse.de>
7256 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7258 2008-08-04 Paul Brook <paul@codesourcery.com>
7260 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7261 (arm_order_regs_for_local_alloc): New function.
7262 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7264 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7266 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7269 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7270 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7271 (ix86_expand_epilogue): Likewise.
7273 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7275 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7278 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7280 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7281 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7282 (*movv2sf_internal_rex64): Ditto.
7284 2008-08-03 Jan Hubicka <jh@suse.cz>
7286 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7287 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7288 * expmed.c (expand_smod_pow2): Likewise.
7290 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7293 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7294 alternative 0 of operand 1.
7295 (*vec_concatv2di_rex64_sse): Ditto.
7296 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7298 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7299 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7300 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7301 (*movv2sf_internal_rex64): Ditto.
7303 2008-08-02 Richard Guenther <rguenther@suse.de>
7306 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7307 (ssedoublesizemode): New mode attribute.
7308 (sse_shufps): Call gen_sse_shufps_v4sf.
7309 (sse_shufps_1): Macroize.
7310 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7311 (sse2_shufpd_1): Macroize.
7312 (vec_extract_odd, vec_extract_even): New expanders.
7313 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7314 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7315 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7316 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7317 (ix86_expand_vector_set): Likewise.
7318 (ix86_expand_reduc_v4sf): Likewise.
7320 2008-08-01 Doug Kwan <dougkwan@google.com>
7322 * matrix-reorg.c: Re-enable all code.
7323 (struct malloc_call_data): Change CALL_STMT to gimple type.
7324 (collect_data_for_malloc_call): Tuplify.
7325 (struct access_site_info): Change STMT to gimple type.
7326 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7327 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7328 (struct free_info): Change STMT to gimple type.
7329 (struct matrix_access_phi_node): Change PHI to gimple type.
7330 (get_inner_of_cast_expr): Remove.
7331 (may_flatten_matrices_1): Tuplify.
7332 (may_flatten_matrices): Ditto.
7333 (mark_min_matrix_escape_level): Ditto.
7334 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7335 (ssa_accessed_in_call_rhs): New
7336 (ssa_accessed_in_assign_rhs): New
7337 (record_access_alloc_site_info): Tuplify.
7338 (add_allocation_site): Ditto.
7339 (analyze_matrix_allocation_site): Ditto.
7340 (analyze_transpose): Ditto.
7341 (get_index_from_offset): Ditto.
7342 (update_type_size): Ditto.
7343 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7344 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7345 (analyze_accesses_for_phi_node): Tuplify.
7346 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7347 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7348 (analyze_matrix_accesses): Tuplify.
7349 (check_var_data): New call-back type for check_var_notmodified_p.
7350 (check_var_notmodified_p): Tuplify and use call-back struct to
7351 return statement found.
7352 (can_calculate_expr_before_stmt): Factor out statement related code
7354 (can_calculate_stmt_before_stmt): New.
7355 (check_allocation_function): Tuplify.
7356 (find_sites_in_func): Ditto.
7357 (record_all_accesses_in_func): Ditto.
7358 (transform_access_sites): Ditto.
7359 (transform_allocation_sites): Ditto.
7360 (matrix_reorg): Re-enable.
7361 (gate_matrix_reorg): Re-enable.
7363 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7365 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7366 for labels for which it hasn't been set yet. If it has been set,
7367 stop walking insns and continue with next worklist item.
7368 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7369 if the only BARRIER is at the very end of a function.
7371 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7373 * cfgexpand.c (expand_stack_alignment): Assert that
7374 stack_realign_drap and drap_rtx must match.
7376 * function.c (instantiate_new_reg): If DRAP is used to realign
7377 stack, replace virtual_incoming_args_rtx with internal arg
7380 2008-08-01 Richard Guenther <rguenther@suse.de>
7382 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7383 loop information only if we initialized it.
7384 (execute_pre): Call fini_pre with in_fre.
7385 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7386 if we do not unroll because we hit max-completely-peeled-insns.
7387 Use our estimation for consistency, do allow shrinking.
7389 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7391 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7392 with MIN_STACK_BOUNDARY.
7393 (ix86_update_stack_boundary): Likewise.
7394 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7397 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7398 (MIN_STACK_BOUNDARY): This.
7400 2008-08-01 Richard Guenther <rguenther@suse.de>
7403 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7405 2008-08-01 Richard Guenther <rguenther@suse.de>
7407 PR tree-optimization/36988
7408 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7409 do not matter if that doesn't change volatile qualification.
7411 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7413 * configure.ac: Do not generate libada-mk. Do not subst
7415 * libada-mk.in: Remove.
7416 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7417 * configure: Regenerate.
7419 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7421 * tree-pass.h: Added comment about not dumping passes with name
7422 starting with star in struct opt_pass.
7423 * passes.c (register_dump_files_1): Don't do dump for a pass with
7424 name starting with star.
7425 * doc/passes.texi (Pass manager): Mention pass names and special
7426 meaning of star prefix to avoid dump.
7428 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7430 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7432 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7433 (ISA_MIPS64R2): New macro.
7434 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7435 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7436 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7437 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7438 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7439 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7440 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7441 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7442 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7443 Move up to keep list alphabetically sorted.
7444 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7445 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7447 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7448 (-march=@var{arch}): Add mips64r2.
7450 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7452 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7454 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7456 * expr.c (expand_assignment): Check for complete type.
7458 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7461 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7463 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7464 for stack alignment.
7466 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7468 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7470 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7471 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7473 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7475 PR rtl-optimization/36419
7476 * dwarf2out.c (barrier_args_size): New variable.
7477 (compute_barrier_args_size, compute_barrier_args_size_1): New
7479 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7480 if not called yet in the current function, use barrier_args_size
7481 array to find the new args_size value.
7482 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7484 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7487 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7490 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7493 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7494 (dwarf2out_stack_adjust): Use it.
7495 (dwarf2out_frame_debug_expr): Likewise.
7497 2008-07-31 Richard Guenther <rguenther@suse.de>
7499 PR tree-optimization/36978
7500 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7501 the generated condition.
7503 2008-07-31 Richard Guenther <rguenther@suse.de>
7505 * passes.c (init_optimization_passes): Always call
7506 pass_early_warn_uninitialized.
7507 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7508 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7509 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7511 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7514 * builtins.c (maybe_emit_free_warning): New function.
7515 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7516 maybe_emit_free_warning for BUILT_IN_FREE.
7519 * dwarf2out.c (get_context_die): New function.
7520 (force_decl_die, force_type_die): Use it.
7521 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7522 returns NULL, force generation of DW_TAG_typedef and put that into
7525 PR preprocessor/36649
7526 * c-pch.c (c_common_read_pch): Save and restore
7527 line_table->trace_includes across PCH restore.
7529 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7532 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7534 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7537 * final.c (call_from_call_insn): Handle COND_EXEC.
7539 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7541 * builtins.c (std_gimplify_va_arg_expr): Replace
7542 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7543 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7545 2008-07-30 Joey Ye <joey.ye@intel.com>
7546 H.J. Lu <hongjiu.lu@intel.com>
7548 * builtins.c (expand_builtin_setjmp_receiver): Replace
7549 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7550 (expand_builtin_apply_args_1): Likewise.
7551 (expand_builtin_longjmp): Need DRAP for stack alignment.
7552 (expand_builtin_apply): Likewise.
7554 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7555 instead of assign_stack_local to allow alignment reduction.
7557 * calls.c (emit_call_1): Need DRAP for stack alignment if
7559 (expand_call): Replace virtual_incoming_args_rtx with
7560 crtl->args.internal_arg_pointer.
7561 * stmt.c (expand_nl_goto_receiver): Likewise.
7563 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7564 alignment and store to stack_alignment_estimated and
7565 max_used_stack_slot_alignment.
7566 (expand_one_var): Likewise.
7567 (expand_stack_alignment): New function.
7568 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7569 and stack_alignment_estimated fields in rtl_data. Call
7570 expand_stack_alignment at end.
7572 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7573 (MAX_STACK_ALIGNMENT): Likewise.
7574 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7575 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7577 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7578 stack alignment when generating virtual registers.
7580 * function.c (assign_stack_local): Renamed to ...
7581 (assign_stack_local_1): This. Add a parameter to indicate
7582 if it is OK to reduce alignment.
7583 (assign_stack_local): Use it.
7584 (instantiate_new_reg): Instantiate virtual incoming args rtx
7585 to vDRAP if stack realignment and DRAP is needed.
7586 (assign_parms): Collect parameter/return type alignment and
7587 contribute to stack_alignment_estimated.
7588 (locate_and_pad_parm): Likewise.
7589 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7590 with crtl->args.internal_arg_pointer.
7592 * function.h (rtl_data): Add new field drap_reg,
7593 max_used_stack_slot_alignment, stack_alignment_estimated,
7594 stack_realign_needed, need_drap, stack_realign_processed and
7595 stack_realign_finalized.
7596 (stack_realign_fp): New macro.
7597 (stack_realign_drap): Likewise.
7599 * global.c (compute_regsets): Frame pointer is needed when
7600 stack is realigned. Can eliminate frame pointer when stack is
7601 realigned and dynamic realigned argument pointer isn't used.
7603 * reload1.c (update_eliminables): Frame pointer is needed
7604 when stack is realigned.
7605 (init_elim_table): Can eliminate frame pointer when stack is
7606 realigned and dynamic realigned argument pointer isn't used.
7608 * rtl.h (assign_stack_local_1): Declare new funtion.
7610 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7611 (TARGET_GET_DRAP_RTX): Likewise.
7612 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7613 TARGET_GET_DRAP_RTX.
7615 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7617 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7618 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7620 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7621 H.J. Lu <hongjiu.lu@intel.com>
7623 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7624 vdrap_reg, stack_realign and drap_reg_saved.
7625 (add_cfi): Don't allow redefining CFA when DRAP is used.
7626 (reg_save): Handle stack alignment.
7627 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7628 alignment. Don't generate DWARF information for (set fp sp)
7630 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7632 (int_loc_descriptor): Move prototype forward. Also define if
7633 DWARF2_UNWIND_INFO is true.
7634 (output_cfa_loc): Handle DW_CFA_expression.
7635 (build_cfa_aligned_loc): New.
7636 (based_loc_descr): Update assert for stack realign. For local
7637 variables, use sp+offset when stack is aligned without drap and
7638 fp+offset when stack is aligned with drap. For arguments, use
7639 cfa+offset when drap is used to align stack.
7641 2008-07-30 Joey Ye <joey.ye@intel.com>
7642 H.J. Lu <hongjiu.lu@intel.com>
7644 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7646 (ix86_gen_andsp): New.
7647 (ix86_user_incoming_stack_boundary): Likewise.
7648 (ix86_default_incoming_stack_boundary): Likewise.
7649 (ix86_incoming_stack_boundary): Likewise.
7650 (ix86_can_eliminate): Likewise.
7651 (find_drap_reg): Likewise.
7652 (ix86_update_stack_boundary): Likewise.
7653 (ix86_get_drap_rtx): Likewise.
7654 (ix86_finalize_stack_realign_flags): Likewise.
7655 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7656 (TARGET_GET_DRAP_RTX): Likewise.
7657 (override_options): Overide option value for new options.
7658 (ix86_function_ok_for_sibcall): Remove check for
7659 force_align_arg_pointer.
7660 (ix86_handle_cconv_attribute): Likewise.
7661 (ix86_function_regparm): Likewise.
7662 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7663 (ix86_va_start): Replace virtual_incoming_args_rtx with
7664 crtl->args.internal_arg_pointer.
7665 (ix86_select_alt_pic_regnum): Check DRAP register.
7666 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7667 (ix86_compute_frame_layout): Compute frame layout wrt stack
7669 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7670 (ix86_expand_prologue): Decide if stack realignment is needed
7671 and generate prologue code accordingly.
7672 (ix86_expand_epilogue): Generate epilogue code wrt stack
7673 realignment is really needed or not.
7675 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7676 (ABI_STACK_BOUNDARY): Likewise.
7677 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7678 (STACK_REALIGN_DEFAULT): Likewise.
7679 (INCOMING_STACK_BOUNDARY): Likewise.
7680 (MAX_STACK_ALIGNMENT): Likewise.
7681 (ix86_incoming_stack_boundary): Likewise.
7682 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7683 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7684 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7685 (machine_function): Remove force_align_arg_pointer.
7687 * config/i386/i386.md (BX_REG): New.
7688 (R13_REG): Likewise.
7690 * config/i386/i386.opt (mforce_drap): New.
7691 (mincoming-stack-boundary): Likewise.
7692 (mstackrealign): Add Init(-1).
7694 * config/i386/i386-protos.h (ix86_can_eliminate): New
7696 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7698 * doc/extend.texi: Update force_align_arg_pointer.
7700 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7703 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7704 (INCOMING_STACK_BOUNDARY): Likewise.
7705 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7706 (TARGET_GET_DRAP_RTX): Likewise.
7708 2008-07-30 Andreas Schwab <schwab@suse.de>
7710 PR rtl-optimization/36929
7711 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7712 add_insn_before and fix argument order.
7713 (replace_inc_dec_mem): Handle NULL rtx.
7715 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7717 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7719 (arm_compute_initial_elimination_offset): Use it.
7720 (arm_compute_save_reg_mask): Include static chain save slot when
7721 calculating alignment.
7722 (arm_get_frame_offsets): Ditto.
7723 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7724 that we can use to decrement the stack when the stack decrement
7725 could be too big for an immediate value in a single insn.
7726 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7728 2008-07-30 Richard Guenther <rguenther@suse.de>
7730 PR tree-optimization/36967
7731 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7732 Release defs of statements we remove.
7734 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7736 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7737 instead of NULL_RTVEC.
7739 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7743 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7746 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7748 * final.c (call_from_call_insn): New.
7749 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7751 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7753 * configure.ac: Substitute ADA_CFLAGS.
7754 * configure: Regenerate.
7755 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7756 * Makefile.in: Remove mention of X_* variables.
7757 * config/pa/x-ada-hpux10: Remove.
7758 * config/pa/x-ada: Remove.
7760 * doc/fragments.texi: Update.
7762 2008-07-30 Olivier Hainque <hainque@adacore.com>
7764 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7765 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7766 __dso_handle explicitly here.
7768 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7771 * c-typeck.c (build_binary_op): Encapsulate code into...
7772 * c-common.c (shorten_binary_op): ...this new function.
7773 (conversion_warning): Use the new function. Handle non-negative
7774 constant in bitwise-and.
7775 * c-common.h (shorten_binary_op): Declare.
7777 2008-07-30 Olivier Hainque <hainque@adacore.com>
7779 * scan.c (make_sstring_space): Add explicit conversions of
7780 allocator's return value.
7781 * fix-header.c (recognized_function): Likewise.
7783 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7785 * doc/cpp.texi: Update to GFDL 1.2.
7786 * doc/gcc.texi: Do not list GPL as Invariant Section.
7787 * doc/gccint.texi: Likewise. Update copyright years.
7788 * doc/install.texi: Update copyright years.
7790 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7793 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7794 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7796 2008-07-29 Jan Hubicka <jh@suse.cz>
7798 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7799 (grokdeclarator): Likewise.
7800 * langhooks.c (lhd_warn_unused_global_decl): Use
7801 DECL_DECLARED_INLINE_P.
7802 * print-tree.c (print_node): Remove DECL_INLINE check.
7804 2008-07-29 Richard Guenther <rguenther@suse.de>
7806 PR tree-optimization/36945
7807 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7808 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7809 Record invariant addresses un-decomposed.
7810 (copy_reference_ops_from_call): Record reference call
7811 arguments properly. Simplify.
7812 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7813 helper split out from ...
7814 (create_component_ref_by_pieces): ... here. Simplify.
7815 Prepare for recursive invocation for call arguments.
7816 (create_expression_by_pieces): Adjust call to
7817 create_component_ref_by_pieces.
7818 (compute_avail): Process operand 2 of reference ops.
7820 2008-07-29 Richard Guenther <rguenther@suse.de>
7822 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7824 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7826 * c-format.c (check_format_types): Revert unwanted checkin.
7828 2008-07-29 Jan Hubicka <jh@suse.cz>
7830 * flags.h (flag_really_no_inline): Remove.
7831 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7832 * toplev.c (flag_really_no_inline): Remove.
7833 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7834 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7835 (cgraph_decide_inlining_incrementally): Likewise.
7836 (compute_inline_parameters): Likewise.
7837 * opts.c (decode_options): Simplify.
7838 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7839 * common.opt (finline): Initialize to 1.
7840 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7842 2008-07-29 Jan Hubicka <jh@suse.cz>
7844 * predict.c (always_optimize_for_size_p): New function.
7845 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7846 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7847 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7849 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7850 * function.c (prepare_function_start): Set default profile.
7851 * function.h (rtl_data): Add maybe_hot_insn_p.
7852 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7853 (construct_exit_block): Likewise.
7854 (tree_expand_cfg): Likewise.
7856 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7857 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7858 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7859 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7862 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7865 * c-decl.c (merge_decls): Merge USED flags.
7867 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7869 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7870 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7871 next_stack, lab_false and lab_over trees.
7873 2008-07-28 Richard Guenther <rguenther@suse.de>
7875 PR tree-optimization/36957
7876 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7877 (useless_type_conversion_p): Remove.
7878 (types_compatible_p): Remove.
7879 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7880 (useless_type_conversion_p): Declare.
7881 (types_compatible_p): Declare.
7882 (gimple_expr_type): Return the base type only if it is
7883 trivially convertible to the subtype.
7885 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7887 * configure.ac: Use the m4_do macro to concatenate the warnings into
7888 one string in ACX_PROG_CC_WARNING_OPTS,
7889 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7890 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7891 * configure: Regenerate.
7893 2008-07-28 Richard Guenther <rguenther@suse.de>
7895 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7896 (insert_fake_stores): Remove.
7897 (realify_fake_stores): Likewise.
7898 (execute_pre): Remove dead code.
7899 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7900 (find_func_aliases): Deal with it here instead.
7901 Re-enable gcc_unreachable call.
7903 2008-07-28 Richard Guenther <rguenther@suse.de>
7905 Merge from gimple-tuples-branch.
7907 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7908 * gimple.def: New file.
7909 * gsstruct.def: Likewise.
7910 * gimple-iterator.c: Likewise.
7911 * gimple-pretty-print.c: Likewise.
7912 * tree-gimple.c: Removed. Merged into ...
7913 * gimple.c: ... here. New file.
7914 * tree-gimple.h: Removed. Merged into ...
7915 * gimple.h: ... here. New file.
7917 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7918 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7919 --enable-checking=gimple flag.
7920 * config.in: Likewise.
7921 * configure: Regenerated.
7923 * tree-ssa-operands.h: Tuplified.
7924 * tree-vrp.c: Likewise.
7925 * tree-loop-linear.c: Likewise.
7926 * tree-into-ssa.c: Likewise.
7927 * tree-ssa-loop-im.c: Likewise.
7928 * tree-dump.c: Likewise.
7929 * tree-complex.c: Likewise.
7930 * cgraphbuild.c: Likewise.
7931 * tree-ssa-threadupdate.c: Likewise.
7932 * tree-ssa-loop-niter.c: Likewise.
7933 * tree-pretty-print.c: Likewise.
7934 * tracer.c: Likewise.
7935 * gengtype.c: Likewise.
7936 * tree-loop-distribution.c: Likewise.
7937 * tree-ssa-loop-unswitch.c: Likewise.
7938 * cgraph.c: Likewise.
7939 * cgraph.h: Likewise.
7940 * tree-ssa-loop-manip.c: Likewise.
7941 * value-prof.c: Likewise.
7942 * tree-ssa-loop-ch.c: Likewise.
7943 * tree-tailcall.c: Likewise.
7944 * value-prof.h: Likewise.
7947 * tree-pass.h: Likewise.
7948 * ipa-cp.c: Likewise.
7949 * tree-scalar-evolution.c: Likewise.
7950 * tree-scalar-evolution.h: Likewise.
7951 * target.h: Likewise.
7952 * lambda-mat.c: Likewise.
7953 * tree-phinodes.c: Likewise.
7954 * diagnostic.h: Likewise.
7955 * builtins.c: Likewise.
7956 * tree-ssa-alias-warnings.c: Likewise.
7957 * cfghooks.c: Likewise.
7958 * fold-const.c: Likewise.
7959 * cfghooks.h: Likewise.
7960 * omp-low.c: Likewise.
7961 * tree-ssa-dse.c: Likewise.
7962 * ipa-reference.c: Likewise.
7963 * tree-ssa-uncprop.c: Likewise.
7964 * toplev.c: Likewise.
7965 * tree-gimple.c: Likewise.
7966 * tree-gimple.h: Likewise.
7967 * tree-chrec.c: Likewise.
7968 * tree-chrec.h: Likewise.
7969 * tree-ssa-sccvn.c: Likewise.
7970 * tree-ssa-sccvn.h: Likewise.
7971 * cgraphunit.c: Likewise.
7972 * tree-ssa-copyrename.c: Likewise.
7973 * tree-ssa-ccp.c: Likewise.
7974 * tree-ssa-loop-ivopts.c: Likewise.
7975 * tree-nomudflap.c: Likewise.
7976 * tree-call-cdce.c: Likewise.
7977 * ipa-pure-const.c: Likewise.
7978 * c-format.c: Likewise.
7979 * tree-stdarg.c: Likewise.
7980 * tree-ssa-math-opts.c: Likewise.
7981 * tree-ssa-dom.c: Likewise.
7982 * tree-nrv.c: Likewise.
7983 * tree-ssa-propagate.c: Likewise.
7984 * ipa-utils.c: Likewise.
7985 * tree-ssa-propagate.h: Likewise.
7986 * tree-ssa-alias.c: Likewise.
7987 * gimple-low.c: Likewise.
7988 * tree-ssa-sink.c: Likewise.
7989 * ipa-inline.c: Likewise.
7990 * c-semantics.c: Likewise.
7991 * dwarf2out.c: Likewise.
7993 * tree-ssa-loop-ivcanon.c: Likewise.
7994 * predict.c: Likewise.
7995 * tree-ssa-loop.c: Likewise.
7996 * tree-parloops.c: Likewise.
7997 * tree-ssa-address.c: Likewise.
7998 * tree-ssa-ifcombine.c: Likewise.
7999 * matrix-reorg.c: Likewise.
8000 * c-decl.c: Likewise.
8001 * tree-eh.c: Likewise.
8002 * c-pretty-print.c: Likewise.
8003 * lambda-trans.c: Likewise.
8004 * function.c: Likewise.
8005 * langhooks.c: Likewise.
8006 * ebitmap.h: Likewise.
8007 * tree-vectorizer.c: Likewise.
8008 * function.h: Likewise.
8009 * langhooks.h: Likewise.
8010 * tree-vectorizer.h: Likewise.
8011 * ipa-type-escape.c: Likewise.
8012 * ipa-type-escape.h: Likewise.
8013 * domwalk.c: Likewise.
8014 * tree-if-conv.c: Likewise.
8015 * profile.c: Likewise.
8016 * domwalk.h: Likewise.
8017 * tree-data-ref.c: Likewise.
8018 * tree-data-ref.h: Likewise.
8019 * tree-flow-inline.h: Likewise.
8020 * tree-affine.c: Likewise.
8021 * tree-vect-analyze.c: Likewise.
8022 * c-typeck.c: Likewise.
8023 * gimplify.c: Likewise.
8024 * coretypes.h: Likewise.
8025 * tree-ssa-phiopt.c: Likewise.
8026 * calls.c: Likewise.
8027 * tree-ssa-coalesce.c: Likewise.
8028 * tree.def: Likewise.
8029 * tree-dfa.c: Likewise.
8030 * except.c: Likewise.
8031 * except.h: Likewise.
8032 * cfgexpand.c: Likewise.
8033 * tree-cfgcleanup.c: Likewise.
8034 * tree-ssa-pre.c: Likewise.
8035 * tree-ssa-live.c: Likewise.
8036 * tree-sra.c: Likewise.
8037 * tree-ssa-live.h: Likewise.
8038 * tree-predcom.c: Likewise.
8039 * lambda.h: Likewise.
8040 * tree-mudflap.c: Likewise.
8041 * ipa-prop.c: Likewise.
8042 * print-tree.c: Likewise.
8043 * tree-ssa-copy.c: Likewise.
8044 * ipa-prop.h: Likewise.
8045 * tree-ssa-forwprop.c: Likewise.
8046 * ggc-page.c: Likewise.
8047 * c-omp.c: Likewise.
8048 * tree-ssa-dce.c: Likewise.
8049 * tree-vect-patterns.c: Likewise.
8050 * tree-ssa-ter.c: Likewise.
8051 * tree-nested.c: Likewise.
8052 * tree-ssa.c: Likewise.
8053 * lambda-code.c: Likewise.
8054 * tree-ssa-loop-prefetch.c: Likewise.
8055 * tree-inline.c: Likewise.
8056 * tree-inline.h: Likewise.
8057 * tree-iterator.c: Likewise.
8058 * tree-optimize.c: Likewise.
8059 * tree-ssa-phiprop.c: Likewise.
8060 * tree-vect-transform.c: Likewise.
8061 * tree-object-size.c: Likewise.
8062 * tree-outof-ssa.c: Likewise.
8063 * cfgloop.c: Likewise.
8064 * system.h: Likewise.
8065 * tree-profile.c: Likewise.
8066 * cfgloop.h: Likewise.
8067 * c-gimplify.c: Likewise.
8068 * c-common.c: Likewise.
8069 * tree-vect-generic.c: Likewise.
8070 * tree-flow.h: Likewise.
8071 * c-common.h: Likewise.
8072 * basic-block.h: Likewise.
8073 * tree-ssa-structalias.c: Likewise.
8074 * tree-switch-conversion.c: Likewise.
8075 * tree-ssa-structalias.h: Likewise.
8076 * tree-cfg.c: Likewise.
8077 * passes.c: Likewise.
8078 * ipa-struct-reorg.c: Likewise.
8079 * ipa-struct-reorg.h: Likewise.
8080 * tree-ssa-reassoc.c: Likewise.
8081 * cfgrtl.c: Likewise.
8082 * varpool.c: Likewise.
8084 * tree-ssanames.c: Likewise.
8085 * tree-ssa-threadedge.c: Likewise.
8086 * langhooks-def.h: Likewise.
8087 * tree-ssa-operands.c: Likewise.
8088 * config/alpha/alpha.c: Likewise.
8089 * config/frv/frv.c: Likewise.
8090 * config/s390/s390.c: Likewise.
8091 * config/m32c/m32c.c: Likewise.
8092 * config/m32c/m32c-protos.h: Likewise.
8093 * config/spu/spu.c: Likewise.
8094 * config/sparc/sparc.c: Likewise.
8095 * config/i386/i386.c: Likewise.
8096 * config/sh/sh.c: Likewise.
8097 * config/xtensa/xtensa.c: Likewise.
8098 * config/stormy16/stormy16.c: Likewise.
8099 * config/ia64/ia64.c: Likewise.
8100 * config/rs6000/rs6000.c: Likewise.
8101 * config/pa/pa.c: Likewise.
8102 * config/mips/mips.c: Likewise.
8104 2008-07-28 Simon Baldwin <simonb@google.com>
8106 * c-pragma.c (handle_pragma_message): New function.
8107 (init_pragma): Register handle_pragma_message.
8108 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8111 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8113 PR tree-optimization/35252
8114 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8115 REALPART_EXPR to be considered as same load operation.
8117 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8119 PR tree-optimization/36830
8120 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8121 (expressions_equal_p): Return false if only one operand is null.
8123 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8125 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8126 version requirements.
8128 2008-07-26 Olivier Hainque <hainque@adacore.com>
8130 * collect2.c (symkind): New enum. Symbol kinds we care about.
8131 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8132 code and head comment accordingly.
8133 (scan_prog_file): Use symkind names instead of bare integers.
8135 2008-07-25 Jan Hubicka <jh@suse.cz>
8137 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8139 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8140 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8141 * dojump.c (clear_pending_stack_adjust): Likewise.
8142 * print-tree.c (print_node): Ignore DECL_INLINE.
8143 * tree-inline.c (inlinable_function_p): Likewise.
8145 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8147 * doc/extend.texi (hot attribute): Document that the hot attribute
8148 turns on -O3 for some ports.
8149 (cold attribute): Document that the cold attribute turns on -Os
8152 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8153 reflect function specific option support.
8155 * target.h (struct target_option_hooks): Add fields to say whether
8156 the cold attribute implies -Os and the hot attribute implies -O3.
8158 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8159 By default, do not turn on -Os for cold functions.
8160 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8161 not turn on -O3 for hot functions.
8163 * c-common.c (handle_hot_attribute): Use target hook to determine
8164 if hot functions should enable -O3.
8165 (handle_cold_attribute): Use target hook to determine if cold
8166 functions should enable -Os.
8168 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8169 (override_options): Move disable scheduling to
8170 optimization_options.
8171 (optimization_options): Disable scheduling here, not
8173 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8174 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8176 * config/ia64/ia64.c (ia64_override_options): Move setting
8177 scheduling flags to ia64_optimization_options.
8178 (ia64_optimization_options): Disable scheduling options here, and
8179 not in ia64_override_options.
8180 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8181 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8183 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8186 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8188 2008-07-25 Martin Jambor <mjambor@suse.cz>
8190 PR tree-optimization/36926
8191 * ipa-prop.c (ipa_analyze_call_uses): Call
8192 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8194 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8196 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8197 movv2si_internal): Add mem = reg alternative.
8199 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8202 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8203 DEFAULT_PCC_STRUCT_RETURN to 127.
8205 2008-07-24 Jan Hubicka <jh@suse.cz>
8207 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8208 (build_cgraph_edges): Likewise.
8209 * cgraph.c (cgraph_node): Do not update assembler hash.
8210 (cgraph_remove_node): Drop non-unit-at-a-time code.
8211 * tree-pass.h (pass_O0_always_inline): Remove.
8212 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8213 * toplev.c (process_options): Flag unit-at-a-time does not imply
8215 * cgraphunit.c: Update comments.
8216 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8217 (cgraph_assemble_pending_functions): Remove.
8218 (cgraph_reset_node): Drop non-unit-at-a-time code.
8219 (cgraph_finalize_function): Likewise.
8220 (cgraph_analyze_function): Likewise.
8221 (cgraph_finalize_compilation_unit): Likewise.
8222 (cgraph_expand_function): Likewise.
8223 (cgraph_optimize): Likesise.
8224 (save_inline_function_body): Likewise.
8225 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8226 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8227 * ipa-inline.c: Update comments.
8228 (enum inlining_mode): remove INLINE_SPEED.
8229 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8230 (cgraph_mark_inline_edge): Likewise.
8231 (try_inline): Likewise.
8232 (cgraph_decide_inlining_incrementally): Likewise.
8233 (cgraph_gate_inlining): Remove.
8234 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8235 (cgraph_gate_early_inlining): Likewise.
8236 (gate_inline_passes): Remove.
8237 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8238 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8239 pass_O0_always_inline): Remove.
8240 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8241 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8242 * opts.c (no_unit_at_a_time_default): Remove.
8243 (decode_options): Remove flag_unit_at_a_time reset and warning.
8244 * opts.h (no_unit_at_a_time_default): Remove.
8245 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8246 early in GNU dialect.
8247 (merge_decls): Update comment; drop unit-at-a-time check.
8248 (finish_decl): Likewise.
8249 (grok_declaration): Remove flag_inline_trees code.
8250 (finish_functions): Return on function returning non-void on all
8252 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8253 * cfgexpand.c (expand_one_static_var): Remove.
8254 (expand_one_var): Remove expand_one_static_var call.
8255 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8256 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8257 and flag_unit_at_a-time compatibility checks.
8258 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8259 * tree-inline.c (flag_inline_trees): Remove.
8260 (inlinable_function_p): Don't check it.
8261 (expand_call_inline): Remove non-unit-at-a-time code.
8262 * tree-inline.h (flag_inline_trees): Remove.
8263 * tree-optimize.c (execute_early_local_optimizations): Remove
8264 unit-at-a-time checks.
8265 (tree_rest_of_compilation): Likewise.
8266 * combine.c (setup_incoming_promotions): Likewise.
8267 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8268 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8269 * passes.c (pass_inline_parameters): Update comments; remove
8270 O0_alwaysinline pass.
8271 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8272 (execute_one_pass): Likewise.
8273 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8274 (ix86_function_sseregparm): Likewise.
8275 * arm.c (arm_function_in_section_p): Likewise.
8276 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8277 * varpool.c: Update comments.
8278 (decide_is_variable_needed): Remove unit-at-a-time checks.
8279 (varpool_finalize_decl): Likewise.
8281 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8283 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8285 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8287 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8289 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8290 imp symbol extension.
8292 2008-07-23 Ian Lance Taylor <iant@google.com>
8294 * tree-vrp.c (infer_value_range): Ignore asm statements when
8295 looking for memory accesses for -fdelete-null-pointer-checks.
8297 2008-07-24 Ben Elliston <bje@au.ibm.com>
8299 * config/spu/spu-c.c (__vector_keyword): New variable.
8300 (vector_keyword): Likewise.
8301 (spu_categorize_keyword): New function.
8302 (spu_macro_to_expand): Likewise.
8303 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8304 compiling an ISO C dialect.
8306 2008-07-24 Ben Elliston <bje@au.ibm.com>
8308 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8311 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8313 * configure: Regenerate.
8314 * configure.ac: Require texinfo 4.7.
8315 * doc/install.texi: Document texinfo 4.7 requirement.
8317 2008-07-23 Martin Jambor <mjambor@suse.cz>
8319 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8320 rather than for DECL_SAVED_TREE.
8321 * ipa-prop.c: Include diagnostic.h.
8322 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8324 (ipa_detect_param_modifications): Function rewritten from scratch.
8325 (ipa_compute_jump_functions): Changed accesses to modification flags.
8326 (ipa_free_node_params_substructures): Update flags destruction.
8327 (ipa_node_duplication_hook): Update flags duplication.
8328 (ipa_print_all_params_modified): Updated flag access.
8329 * ipa-prop.h (struct ipa_param_flags): New structure.
8330 (struct ipa_node_params): New field modification_analysis_done,
8331 modified_flags changed into param_flags.
8332 (ipa_is_ith_param_modified): Changed to use new flags.
8333 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8335 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8336 ipa-cp.c and split into two functions.
8337 (ipa_print_node_jump_functions): New function.
8338 (compute_scalar_jump_functions): New function.
8339 (type_like_member_ptr_p): New function.
8340 (compute_pass_through_member_ptrs): New function.
8341 (fill_member_ptr_cst_jump_function): New function.
8342 (determine_cst_member_ptr): New function.
8343 (compute_cst_member_ptr_arguments): New function.
8344 (ipa_compute_jump_functions): Complete rewrite.
8345 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8346 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8347 (struct ipa_member_ptr_cst): New structure.
8348 (union jump_func_value): New field member_cst.
8349 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8350 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8351 jump function types.
8352 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8353 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8354 instead of ipcp_print_all_jump_functions.
8355 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8356 only for replacable scalars.
8358 * doc/invoke.texi (Optimize options): Add description of
8359 -findirect-inlining.
8360 * common.opt (flag_indirect_inlining): New flag.
8361 * opts.c (decode_options): Set flag_indirect_inlining when
8364 * ipa-inline.c: Include ipa-prop.h.
8365 (inline_indirect_intraprocedural_analysis): New function.
8366 (inline_generate_summary): Allocate parameter and argument info
8367 structures, call inline_indirect_intraprocedural_analysis on each
8368 node when doing indirect inlining and deallocate indirect inlining
8369 data structures in the end.
8370 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8371 (free_all_ipa_structures_after_iinln): New function.
8372 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8374 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8376 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8377 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8378 of computing the frequency separately.
8379 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8380 of computing the frequency separately.
8381 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8382 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8383 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8384 (ipa_get_stmt_member_ptr_load_param): New function.
8385 (ipa_is_ssa_with_stmt_def): New function.
8386 (ipa_note_param_call): New function.
8387 (ipa_analyze_call_uses): New function.
8388 (ipa_analyze_stmt_uses): New function.
8389 (ipa_analyze_params_uses): New function.
8390 (ipa_free_node_params_substructures): Also free the param_calls linked
8392 (ipa_node_duplication_hook): Also duplicate the param_calls
8394 (ipa_print_node_param_flags): New function.
8395 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8396 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8397 * ipa-prop.h (struct ipa_param_flags): New field called.
8398 (struct ipa_param_call_note): New structure.
8399 (struct ipa_node_params): New fields param_calls and
8401 (ipa_is_ith_param_called): New function.
8402 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8403 ipa_analyze_params_uses and dump parameter flags.
8405 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8406 ipa_propagate_indirect_call_infos if performing indirect inlining,
8407 pass a new parameter new_edges to it.
8408 (add_new_edges_to_heap): New fucntion.
8409 (cgraph_decide_inlining_of_small_functions): New vector
8410 new_indirect_edges for newly found indirect edges , call
8411 ipa_propagate_indirect_call_infos after inlining.
8412 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8413 inlining if performing indirect inlining. Call
8414 free_all_ipa_structures_after_iinln when doing so too.
8415 (inline_generate_summary): Do not call
8416 free_all_ipa_structures_after_iinln here.
8417 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8418 (print_edge_addition_message): New function.
8419 (update_call_notes_after_inlining): New function.
8420 (propagate_info_to_inlined_callees): New function.
8421 (ipa_propagate_indirect_call_infos): New function.
8422 * ipa-prop.h: Include cgraph.h
8423 (struct ipa_param_call_note): Fields reordered, new field processed.
8424 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8426 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8427 rediscovered call statements.
8428 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8429 (dump_cgraph_node): Dump also the indirect_call flag.
8430 (cgraph_clone_edge): Copy also the indirect_call flag.
8431 * tree-inline.c (copy_bb): Do not check for fndecls from call
8432 expressions, check for edge availability when moving clones.
8433 (get_indirect_callee_fndecl): New function.
8434 (expand_call_inline): If callee declaration is not apprent from
8435 the statement, try calling get_indirect_callee_fndecl. Do not
8436 issue warnings or call sorry when not inlinings an indirect edge.
8437 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8439 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8440 bit more frandly to matching.
8441 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8442 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8443 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8445 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8448 * opth-gen.awk: Suppress function specific features when building
8450 * optc-gen.awk: Ditto.
8452 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8455 * diagnostic.c (pedwarn): Add opt parameter.
8457 * c-tree.h (pedwarn_init): Add opt parameter.
8458 (pedwarn_c90): Likewise.
8459 (pedwarn_c99): Likewise.
8460 * c-errors.c (pedwarn_c99): Likewise.
8461 (pedwarn_c90): Likewise.
8462 * toplev.h (pedwarn): Update declaration.
8463 (pedwarn0): Declare.
8464 * c-lex.c: All calls to pedwarn changed.
8465 * builtins.c: All calls to pedwarn changed.
8466 * toplev.c: All calls to pedwarn changed.
8467 * c-decl.c: All calls to pedwarn changed.
8468 * c-typeck.c: All calls to pedwarn changed.
8469 * c-common.c: All calls to pedwarn changed.
8470 * c-parser.c: All calls to pedwarn changed.
8472 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8473 Karthik Kumar <karthikkumar@gmail.com>
8475 * attribs.c (file scope): Include c-common.h.
8476 (decl_attributes): Add support for #pragma GCC optimize and
8479 * targhooks.c (default_can_inline_p): New function that is the
8480 default for the TARGET_CAN_INLINE_P target hook.
8482 * targhooks.h (default_can_inline_p): Add declaration.
8484 * tree.c (cl_optimization_node): New static tree for building
8485 OPTIMIZATION_NODE tree.
8486 (cl_target_option_node): New static tree for building
8487 TARGET_OPTION_NODE tree.
8488 (cl_option_hash_table): New hash table for hashing
8489 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8490 (cl_option_hash_hash): New function to provide the hash value for
8491 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8492 (cl_option_hash_eq): New function to provide an equality test for
8493 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8494 (tree_code_size): Add support for OPTIMIZATION_NODE and
8495 TARGET_OPTION_NODE trees.
8496 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8497 TARGET_OPTION_NODE trees.
8498 (build_optimization_node): Build a tree that has all of the
8499 current optimization options.
8500 (build_target_option_node): Build a tree that has the target
8501 options that might be changed on a per function basis.
8503 * tree.h (file scope): Include options.h.
8504 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8505 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8506 (TREE_OPTIMIZATION): Ditto.
8507 (TREE_TARGET_SPECIFIC): Ditto.
8508 (struct tree_function_decl): Add fields for remembering the
8509 current optimization options and target specific options.
8510 (struct tree_optimization_option): New tree variant that remembers
8511 the optimization options.
8512 (struct tree_target_option): New tree variant that remembers the
8513 target specific flags that might change for compiling a particular
8515 (union tree_node): Include tree_optimization_option and
8516 tree_target_option fields.
8517 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8518 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8519 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8520 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8521 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8522 optimization and target options.
8523 (optimization_default_node): New macro to refer to global_trees
8525 (optimization_current_node): Ditto.
8526 (optimization_cold_node): Ditto.
8527 (optimization_hot_node): Ditto.
8528 (target_option_default_node): Ditto.
8529 (target_option_current_node): Ditto.
8530 (current_option_pragma): Ditto.
8531 (current_optimize_pragma): Ditto.
8533 * target.h (struct gcc_target): Add valid_option_attribute_p,
8534 target_option_save, target_option_restore, target_option_print,
8535 target_option_pragma_parse, and can_inline_p hooks.
8537 * toplev.h (parse_optimize_options): Add declaration.
8538 (fast_math_flags_struct_set_p): Ditto.
8540 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8541 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8544 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8545 tree_can_inline_p hook to see if one function can inline another.
8546 (cgraph_decide_inlining): Ditto.
8547 (cgraph_decide_inlining_incrementally): Ditto.
8549 * opts.c (decode_options): Add support for running multiple times
8550 to allow functions with different target or optimization options
8551 than was specified on the command line.
8552 (fast_math_flags_struct_set_p): New function that is similar to
8553 fast_math_flags_set_p, except it uses the values in the
8554 cl_optimization structure instead of global variables.
8556 * optc-gen.awk: Add support for TargetSave to allow a back end to
8557 declare new fields that need to be saved when using function
8558 specific options. Include flags.h and target.h in the options.c
8559 source. Add support for Save to indicate which options can be set
8560 for individual functions. Generate cl_optimize_save,
8561 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8562 cl_target_option_restore, cl_target_option_print functions to
8563 allow functions to use different optimization or target options.
8565 * opt-functions.awk (var_type_struct): Return the type used for
8566 storing the field in a structure.
8568 * opth-gen.awk: Add support for TargetSave to allow a back end to
8569 declare new fields that need to be saved when using function
8570 specific options. Add support for Save to indicate which options
8571 can be set for individual functions. Only generate one extern for
8572 Mask fields. Generate cl_optimization and cl_target_option
8573 structures to remember optimization and target options.
8575 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8576 collecting new tree nodes.
8577 (TS_TARGET_OPTION): Ditto.
8579 * c-decl.c (merge_decls): Merge function specific target and
8580 optimization options.
8582 * function.c (invoke_set_current_function_hook): If the function
8583 uses different optimization options, change the global variables
8586 * coretypes.h (struct cl_optimization): Add forward reference.
8587 (struct cl_target_option): Ditto.
8589 * c-pragma.c (option_stack): New static vector to remember the
8590 current #pragma GCC option stack.
8591 (handle_pragma_option): New function to support #pragma GCC option
8592 to change target options.
8593 (optimize_stack): New static vector to remember the current
8594 #pragma GCC optimize stack.
8595 (handle_pragma_optimize): New function to support #pragma GCC
8596 optimize to change optimization options.
8597 (init_pragma): Add support for #pragma GCC optimize and #pragma
8600 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8601 optimization options.
8602 (TARGET_OPTION_NODE): New tree code for remembering certain target
8605 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8606 TARGET_OPTION_NODE trees.
8608 * common.opt (-O): Add Optimization flag.
8610 (-fmath-errno): Ditto.
8611 (-falign-functions): Add UInteger flag to make sure flag gets full
8612 int in cl_optimization structure.
8613 (-falign-jumps): Ditto.
8614 (-falign-labels): Ditto.
8615 (-falign-loops): Ditto.
8616 (-fsched-stalled-insns): Ditto.
8617 (-fsched-stalled-insns-dep): Ditto.
8619 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8621 (TARGET_OPTION_SAVE): Ditto.
8622 (TARGET_OPTION_RESTORE): Ditto.
8623 (TARGET_OPTION_PRINT): Ditto.
8624 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8625 (TARGET_CAN_INLINE_P): Ditto.
8626 (TARGET_INITIALIZER): Add new hooks.
8628 * tree-inline.c (tree_can_inline_p): New function to determine
8629 whether one function can inline another. Check if the functions
8630 use compatible optimization options, and also call the backend
8633 * tree-inline.h (tree_can_inline_p): Add declaration.
8635 * c-common.c (c_common_attribute): Add support for option and
8636 optimize attributes.
8637 (handle_option_attribute): Add support for the option attribute to
8638 allow the user to specify different target options for compiling a
8640 (handle_optimize_attribute): Add support for the optimize
8641 attribute to allow the user to specify different optimization
8642 options for compiling a specific function.
8643 (handle_hot_attribute): Turn on -O3 optimization for this one
8644 function if it isn't the default optimization level.
8645 (handle_cold_attribute): Turn on -Os optimization for this one
8646 function if it insn't the default optimization.
8647 (const_char_p): New const char * typedef.
8648 (optimize_args): New static vector to remember the optimization
8650 (parse_optimize_options): New function to set up the optimization
8651 arguments from either the optimize attribute or #pragma GCC optimize.
8653 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8654 (builtin_define_std): Ditto.
8656 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8657 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8658 (x86_64-*-*): Ditto.
8660 * Makefile.in (TREE_H): Add options.h.
8661 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8663 * doc/extend.texi (option attribute): Document new attribute.
8664 (optimize attribute): Ditto.
8665 (hot attribute): Document hot attribute sets -O3.
8666 (cold attribute): Document cold attribute sets -Os.
8667 (#pragma GCC option): Document new pragma.
8668 (#pragma GCC optimize): Ditto.
8670 * doc/options.texi (TargetSave): Document TargetSave syntax.
8671 (UInteger): Document UInteger must be used for certain flags.
8672 (Save): Document Save option to create target specific options
8673 that can be saved/restored on a function specific context.
8675 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8676 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8678 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8679 (TARGET_OPTION_SAVE): Ditto.
8680 (TARGET_OPTION_RESTORE): Ditto.
8681 (TARGET_OPTION_PRINT): Ditto.
8682 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8683 (TARGET_CAN_INLINE_P): Ditto.
8685 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8687 (-mfpmath=both): Ditto.
8689 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8690 Karthik Kumar <karthikkumar@gmail.com>
8692 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8693 (TARGET_POPCNT): Ditto.
8694 (TARGET_SAHF): Ditto.
8695 (TARGET_AES): Ditto.
8696 (TARGET_PCLMUL): Ditto.
8697 (TARGET_CMPXCHG16B): Ditto.
8698 (TARGET_RECIP): Move switch into target_flags.
8699 (TARGET_FUSED_MADD): Ditto.
8700 (ix86_arch_features): Make an unsigned char type.
8701 (ix86_tune_features): Ditto.
8702 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8703 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8704 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8706 * config/i386/i386.opt (arch): New TargetSave field to define
8707 fields that need to be saved for function specific option support.
8710 (branch_cost): Ditto.
8711 (ix86_isa_flags_explicit): Ditto.
8712 (tune_defaulted): Ditto.
8713 (arch_specified): Ditto.
8714 (-m128-long-double): Add Save flag to save option for target
8715 specific option support.
8717 (-maccumulate-outgoing-args): Ditto.
8718 (-malign-double): Ditto.
8719 (-malign-stringops): Ditto.
8720 (-mfancy-math-387): Ditto.
8721 (-mhard-float): Ditto.
8723 (-minline-all-stringops): Ditto.
8724 (-minline-stringops-dynamically): Ditto.
8725 (-mms-bitfields): Ditto.
8726 (-mno-align-stringops): Ditto.
8727 (-mno-fancy-math-387): Ditto.
8728 (-mno-push-args): Ditto.
8729 (-mno-red-zone): Ditto.
8730 (-mpush-args): Ditto.
8731 (-mred-zone): Ditto.
8733 (-msseregparm): Ditto.
8734 (-mstack-arg-probe): Ditto.
8749 (-mrecip): Move flag into target_flags.
8751 (-mno-fused-madd): Ditto.
8752 (-mfused-madd): Ditto.
8753 (-mabm): Move flag into ix86_isa_flags.
8760 * config/i386/i386-c.c: New file for #pragma support.
8761 (ix86_target_macros_internal): New function to #define or #undef
8762 target macros based when the user uses the #pragma GCC option to
8763 change target options.
8764 (ix86_pragma_option_parse): New function to add #pragma GCC option
8766 (ix86_target_macros): Move defining the target macros here from
8767 TARGET_CPU_CPP_BUILTINS in i386.h.
8768 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8769 defined, initialize any subtarget #pragmas.
8771 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8772 REGISTER_TARGET_PRAGMAS.
8774 * config/i386/t-i386: New file for x86 dependencies.
8775 (i386.o): Make dependencies mirror the include files used.
8776 (i386-c.o): New file, add dependencies.
8778 * config/i386/i386-protos.h (override_options): Add bool argument.
8779 (ix86_valid_option_attribute_tree): Add declaration.
8780 (ix86_target_macros): Ditto.
8781 (ix86_register_macros): Ditto.
8783 * config/i386/i386.c (ix86_tune_features): Move initialization of
8784 the target masks to initial_ix86_tune_features to allow functions
8785 to have different target options. Make type unsigned char,
8786 instead of unsigned int.
8787 (initial_ix86_tune_features): New static vector to hold processor
8788 masks for the tune variables.
8789 (ix86_arch_features): Move initialization of the target masks to
8790 initial_ix86_arch_features to allow functions to have different
8791 target options. Make type unsigned char, instead of unsigned int.
8792 (initial_ix86_arch_features): New static vector to hold processor
8793 masks for the arch variables.
8794 (enum ix86_function_specific_strings): New enum to describe the
8795 string options used for attribute((option(...))).
8796 (ix86_target_string): New function to return a string that
8797 describes the target options.
8798 (ix86_debug_options): New function to print the current options in
8800 (ix86_function_specific_save): New function hook to save the
8801 function specific global variables in the cl_target_option structure.
8802 (ix86_function_specific_restore): New function hook to restore the
8803 function specific variables from the cl_target_option structure to
8804 the global variables.
8805 (ix86_function_specific_print): New function hook to print the
8806 target specific options in the cl_target_option structure.
8807 (ix86_valid_option_attribute_p): New function hook to validate
8808 attribute((option(...))) arguments.
8809 (ix86_valid_option_attribute_tree): New function that is common
8810 code between attribute((option(...))) and #pragma GCC option
8811 support that parses the options and returns a tree holding the options.
8812 (ix86_valid_option_attribute_inner_p): New helper function for
8813 ix86_valid_option_attribute_tree.
8814 (ix86_can_inline_p): New function hook to decide if one function
8815 can inline another on a target specific basis.
8816 (ix86_set_current_function); New function hook to switch target
8817 options if the user used attribute((option(...))) or #pragma GCC
8819 (ix86_tune_defaulted): Move to static file scope from
8821 (ix86_arch_specified): Ditto.
8822 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8824 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8825 (OPTION_MASK_ISA_ABM_SET): Ditto.
8826 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8827 (OPTION_MASK_ISA_CX16_SET): Ditto.
8828 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8829 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8830 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8831 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8832 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8833 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8834 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8835 (struct ptt): Move to static file scope from override_options.
8836 (processor_target_table): Ditto.
8838 (ix86_handle_option): Add support for options that are now isa options.
8839 (override_options): Add support for declaring functions that
8840 support different target options than were specified on the
8841 command line. Move struct ptt, processor_target_table, cpu_names,
8842 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8843 Add bool argument. Fix up error messages so the appropriate error
8844 is given for either command line or attribute.
8845 (ix86_previous_fndecl): New static to remember previous function
8846 declaration to see if we need to change target options.
8847 (ix86_builtins_isa): New array to record the ISA of each builtin
8849 (def_builtin): Always create the builtin function, even if the
8850 current ISA doesn't support it.
8851 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8852 tests for those builtins.
8853 (ix86_init_builtins): Remove TARGET_MMX test for calling
8854 ix86_init_mmx_sse_builtins.
8855 (ix86_expand_builtin): If the current ISA doesn't support a given
8856 builtin, signal an error.
8857 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8858 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8859 (TARGET_OPTION_SAVE): Ditto.
8860 (TARGET_OPTION_RESTORE): Ditto.
8861 (TARGET_OPTION_PRINT): Ditto.
8862 (TARGET_CAN_INLINE_P): Ditto.
8864 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8866 * c-typeck.c (build_external_ref): Don't call assemble_external.
8867 * final.c (output_operand): Call assemble_external.
8869 2008-07-21 DJ Delorie <dj@redhat.com>
8871 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8872 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8874 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8876 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8877 original insn and splitter contents into ...
8878 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8879 flag_unsafe_math_optimizations. Add dummy scratch register.
8880 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8881 !flag_unsafe_math_optimizations. Returns number with next
8882 highest magnitude if this is still less or equal to the true
8883 quotient in magnitude.
8885 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8887 * Makefile.in: Replace toplev.h with TOPLEV_H.
8888 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8889 * c-lex.c (fe_file_change): Don't set in_system_header.
8890 * c-parser.c (c_token): Remove in_system_header.
8891 (c_lex_one_token): Don't set in_system_header.
8892 (c_parser_set_source_position_from_token): Don't set in_system_header.
8893 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8896 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8897 * flags.h (in_system_header): Remove.
8898 * function.c (saved_in_system_header): Remove.
8899 (push_cfun): Don't set in_system_header.
8900 (pop_cfun): Don't set in_system_header.
8901 (push_struct_function): Don't set in_system_header.
8902 * input.h (expanded_location): Add sysp.
8903 (in_system_header_at): New.
8904 (in_system_header): New.
8905 * toplev.c (in_system_header): Remove.
8906 * toplev.h: Include input.h
8908 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8909 * tree-ssa.c (warn_uninit): Call warning_at.
8910 (warn_uninitialized_var): Update calls to warn_uninit.
8911 (warn_uninitialized_phi): Update calls to warn_uninit.
8912 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8913 (expand_location): Initialize xloc.sysp.
8914 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8915 (tree_decl_with_vis): Remove in_system_header_flag.
8917 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8920 * recog.c (asm_operand_ok): Change the order of the extra
8921 memory constraint checks.
8923 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8926 * tree-switch-conversion.c (build_one_array): Call
8927 varpool_mark_needed_node and varpool_finalize_decl
8928 instead of assemble_variable.
8930 2008-07-19 Jan Hubicka <jh@suse.cz>
8932 * cgraph.c (cgraph_add_new_function): Do early local passes.
8933 * tree-nrv.c (gate_pass_return_slot): New gate.
8934 (pass_nrv): Add the gate.
8935 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8937 (coalesce_ssa_name): Coalesce SSA names.
8938 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8939 not optimizing so unused user vars remains visible.
8940 * common.opt (flag_tree_ter): Always enable by default.
8941 * tree-ssa-ter.c: Include flags.h
8942 (is_replaceable_p): Check that locations match; when aliasing
8943 is missing be conservative about loads.
8944 * tree-optimize.c (gate_init_datastructures): Remove.
8945 (pass_init_datastructures): New.
8946 * passes.c: Reorder passes so we always go into SSA.
8948 2008-07-19 Jan Hubicka <jh@suse.cz>
8950 * doc/extend.texi (flatten attribute): Remove note about
8952 * doc/invoke.texi (--combine): Likewise.
8953 (-finline-functions-called-once): Update levels when enabled.
8954 (-funit-at-a-time): Document new behaviour.
8955 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8956 -fno-section-anchors when disabled explicitly.
8957 (inline params): They are not ignored now.
8958 (precompiled headers): Remove unit-at-a-time as being incompatible.
8959 * opts.c (decode_options): Handle unit-at-a-time as alias;
8960 imply -fno-section-anchors when toplevel reorder is disabled
8962 * common.opt (ftoplevel-reorder): Set default value to 2.
8963 (funit-at-a-time): Set default value to 1.
8964 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8967 2008-07-19 Jan Hubicka <jh@suse.cz>
8969 * builtins.c (expand_builtin_int_roundingfn,
8970 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8973 2008-07-19 Richard Guenther <rguenther@suse.de>
8976 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8977 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8978 * tree-ssa-pre.c (get_expr_value_id): For newly created
8979 constant value-ids make sure to add the expression to its
8982 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8985 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8986 return value of the builtin is ignored.
8988 2008-07-19 Olivier Hainque <hainque@adacore.com>
8990 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8991 bits, a C conformant malloc implementation has to provide.
8992 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8994 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8998 * reload.c (find_reloads_subreg_address): Only reload address if
8999 reloaded == 0, not for reloaded != 1.
9002 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9003 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9004 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9005 m32c_legitimize_reload_address.
9007 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9008 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9009 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9011 2008-07-19 Olivier Hainque <hainque@adacore.com>
9013 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9014 argument, saying whether nested array are to be collapsed
9015 into a single array type DIE with multiple subscripts.
9016 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9017 issues, centralize the nested array types collapsing control and
9018 disable the transformation for Ada.
9020 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9023 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9025 (x86_64_shift_adj_2): New expander.
9026 (x86_64_shift_adj_3): Ditto.
9027 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9028 to split TImode operands.
9029 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9030 (ix86_split_lshr): Ditto.
9032 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9034 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9035 and __CHAR32_TYPE__.
9036 * c-typeck.c (digest_init): Support char16_t and char32_t.
9037 (set_nonincremental_init_from_string): Idem.
9039 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9042 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9043 PREFERRED_STACK_BOUNDARY.
9044 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9046 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9049 * function.c (locate_and_pad_parm): Cap boundary earlier.
9051 2008-07-17 Julian Brown <julian@codesourcery.com>
9053 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9054 no-op for targets which don't use DLLs.
9056 2008-07-17 Martin Jambor <mjambor@suse.cz>
9058 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9059 that nodes are relevant by examining the node->analyzed flag.
9060 (ipcp_init_stage): Check which nodes are relevant, assert that the
9061 relevant ones are also required.
9062 (ipcp_propagate_stage): Check on the side arrays are properly
9064 (ipcp_print_all_jump_functions): Make sure not to touch any node
9065 that is not analyzed or an edge that does not have a corresponding
9066 entry in the on-the-side vectors.
9067 (ipcp_function_scale_print): Likewise.
9068 (ipcp_update_callgraph): Check that the node is relevant.
9069 (ipcp_insert_stage): Check that the node is relevant. Check there is
9070 an info for every node and edge.
9071 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9072 (ipa_print_all_tree_maps): Likewise and a new variable info.
9073 (ipa_print_all_params_modified): Likewise.
9074 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9076 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9079 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9081 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9083 PR rtl-optimization/36753
9084 * fwprop.c (use_killed_between): Don't shortcut
9085 single-definition global registers.
9087 2008-07-16 Jan Hubicka <jh@suse.cz>
9089 * cgraph.h (varpool_empty_needed_queue): Declare.
9090 * cgraphunit.c (output_in_order): Mark all variables as needed;
9092 * varpool.c (varpool_assemble_node): Update debug queue.
9093 (varpool_assemble_pending_decls): Don't do it here.
9094 (varpool_empty_needed_queue): New function.
9096 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9098 * recog.c (peephole2_optimize): Fix formatting.
9100 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9102 * c-pch.c (get_ident): Avoid C++ keywords.
9103 * combine-stack-adj.c (single_set_for_csa): Likewise.
9104 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9105 output_asm_insn): Likewise.
9106 * reload.c (push_secondary_reload, find_reusable_reload,
9107 push_reload, combine_reloads, find_reloads,
9108 debug_reload_to_stream): Likewise.
9109 * reload.h (struct reload): Likewise.
9110 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9111 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9112 emit_output_reload_insns): Likewise.
9113 * targhooks.c (default_secondary_reload): Likewise.
9114 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9116 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9118 * recog.c (validate_change_1, validate_change,
9119 validate_unshare_change, validate_replace_rtx_1, struct
9120 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9122 * reload.c (push_secondary_reload, secondary_reload_class,
9123 scratch_reload_class, find_valid_class, find_reusable_reload,
9124 push_reload, find_dummy_reload, find_reloads_address_1,
9125 find_reloads_address_part, find_equiv_reg): Likewise.
9126 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9127 choose_reload_regs): Likewise.
9128 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9130 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9131 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9132 * sched-rgn.c (concat_INSN_LIST): Likewise.
9133 * stor-layout.c (mode_for_size, mode_for_size_tree,
9134 smallest_mode_for_size): Likewise.
9136 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9138 * cfg.c (dump_reg_info): Avoid C++ keywords.
9139 * dwarf2asm.c (dw2_force_const_mem,
9140 dw2_asm_output_encoded_addr_rtx): Likewise.
9141 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9142 * expmed.c (expand_shift): Likewise.
9143 * global.c (find_reg): Likewise.
9144 * graph.c (draw_edge): Likewise.
9145 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9146 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9147 widen_clz, widen_bswap, expand_parity, expand_unop,
9148 emit_cmp_and_jump_insn_1): Likewise.
9149 * postreload.c (reload_cse_simplify_operands): Likewise.
9150 * ra.h (add_neighbor): Likewise.
9151 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9152 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9153 record_reg_classes, copy_cost, record_address_regs,
9154 invalid_mode_change_p): Likewise.
9155 * regrename.c (regrename_optimize, scan_rtx_reg,
9156 dump_def_use_chain, find_oldest_value_reg,
9157 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9159 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9161 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9162 MASK_POWERPC64 for power4 in previous commit.
9164 2008-07-16 Olivier Hainque <hainque@adacore.com>
9166 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9167 instead of bare conversion to cast const-ness away.
9169 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9171 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9172 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9173 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9174 (TARGET_FUNCTION_VALUE): Define.
9176 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9178 * config/rs6000/rs6000.c (processor_target_table): Add
9179 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9181 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9184 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9185 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9186 m32c_legitimize_reload_address.
9188 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9190 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9191 DECL_IN_SYSTEM_HEADER in sync.
9193 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9195 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9196 * tree-ssa-pre.c (pre_expr_eq): Ditto
9197 (get_constant_for_value_id): Take a type as an argument.
9198 (fully_constant_expression): Pass in type.
9199 (find_or_generate_expression): Short circuit constant case.
9200 (create_expression_by_pieces): Remove special casing of
9202 (do_regular_insertion): Short circuit constant case.
9203 (do_partial_partial_insertion): Ditto.
9205 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9208 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9210 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9212 * config/xtensa/libgcc-xtensa.ver: New file.
9213 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9215 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9217 * df-problems.c (df_set_note): Avoid C++ keywords.
9218 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9219 * dse.c (record_store, remove_useless_values): Likewise.
9220 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9221 gen_reg_rtx_offset, operand_subword, change_address_1,
9222 change_address, adjust_address_1, offset_address,
9223 widen_memory_access, emit_copy_of_insn_after): Likewise.
9224 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9225 * fwprop.c (should_replace_address, propagate_rtx_1,
9226 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9228 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9229 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9230 * lcm.c (compute_insert_delete, pre_edge_lcm,
9231 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9232 * lower-subreg.c (resolve_reg_notes): Likewise.
9233 * mode-switching.c (optimize_mode_switching): Likewise.
9235 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9237 * bt-load.c (add_btr_def, migrate_btr_def,
9238 branch_target_load_optimize): Avoid C++ keywords.
9239 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9241 * combine.c (subst, simplify_set, make_extraction,
9242 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9243 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9244 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9246 2008-07-15 Richard Guenther <rguenther@suse.de>
9249 * c-common.c (strict_aliasing_warning): Do not warn for
9250 TYPE_REF_CAN_ALIAS_ALL pointers.
9251 (c_common_get_alias_set): may_alias types are not special.
9252 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9253 attribute and set can_ref_all accordingly.
9254 (build_reference_type_for_mode): Likewise.
9255 * doc/extend.texi (may_alias): Clarify.
9257 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9260 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9261 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9263 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9266 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9267 gcc_assert, instead call output_operand_lossage.
9269 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9271 * builtins.c (std_canonical_va_list): Treat structure based
9274 2008-07-15 Ben Elliston <bje@au.ibm.com>
9276 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9278 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9280 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9283 2008-07-14 Jan Hubicka <jh@suse.cz>
9285 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9286 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9287 fix predicates and constraints.
9288 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9289 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9291 2008-07-14 Doug Kwan <dougkwan@google.com>
9293 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9294 additional option file arm/eabi.opt.
9295 * config/arm/eabi.h (File): New configuration file for EABI targets.
9296 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9297 SUBSUBTARGET_EXTRA_SPECS.
9298 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9299 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9300 from STARTFILE_SPEC so that it can be referenced in an override.
9301 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9302 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9303 can be referenced in an override.
9304 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9305 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9306 so that it can be referenced in an override.
9307 (LINK_SPEC): Use BPABI_LINK_SPEC.
9308 * config/arm/eabi.opt (File): New.
9310 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9312 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9313 (FIXED_VALUE_H): New variable.
9314 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9315 input.h, fixed-value.h.
9316 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9317 (BASIC_BLOCK_H): Use $(BITMAP_H).
9318 (FUNCTION_H): Add varray.h.
9319 (IPA_REFERENCE_H): Use $(BITMAP_H).
9320 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9321 (DF_H): Use $(BITMAP_H).
9322 (GGC_H): Add statistics.h.
9324 (INSN_ATTR_H): Use it.
9325 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9327 (SYMTAB_H): Add $(OBSTACK_H).
9328 (CPP_INTERNAL_H): New.
9329 (TREE_DUMP_H): Add tree-pass.h.
9330 (TREE_FLOW_H): Use $(BITMAP_H)
9331 (PRETTY_PRINT_H): Use $(INPUT_H).
9332 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9335 (many object files): Fix lots of header dependencies throughout.
9337 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9339 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9341 (s-gtyp-input): Use them to write tmp-gi.list.
9342 (echo_to_gi.list): Remove.
9344 2008-07-14 Richard Guenther <rguenther@suse.de>
9346 * tree-ssa-sccvn.c (pre_info): Remove.
9347 (switch_to_PRE_table): Likewise.
9348 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9349 (set_hashtable_value_ids): Do not create value-ids for the
9351 (run_scc_vn): Remove double test. Remove bogus special-case
9352 in value-number printing.
9353 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9354 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9356 * tree-flow-inline.h (get_value_handle): Remove.
9357 * tree-flow.h (get_value_handle): Remove.
9359 2008-07-14 Martin Jambor <mjambor@suse.cz>
9361 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9362 in which we generate arithmetics is not a subrange.
9364 2008-07-14 Martin Jambor <mjambor@suse.cz>
9366 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9368 2008-07-14 Richard Guenther <rguenther@suse.de>
9370 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9372 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9375 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9376 reload for symbol refs moved to r0 with -fPIC.
9377 (legitimize_pic_address): Use the target register as temporary
9379 (emit_symbolic_move): Adjust comment.
9380 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9383 2008-07-14 Ben Elliston <bje@au.ibm.com>
9385 * c-common.h (C_CPP_HASHNODE): New macro.
9386 * coretypes.h (struct cpp_token): Forward declare.
9387 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9388 the context-sensitive keyword method.
9389 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9390 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9391 expand_bool_pixel): New.
9392 (altivec_categorize_keyword): New function.
9393 (init_vector_keywords): New function.
9394 (rs6000_macro_to_expand): Likewise.
9395 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9396 compiling an ISO C dialect.
9398 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9400 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9401 (create_expression_by_pieces): Fix typo.
9402 (do_regular_insertion): Use debug counter here too.
9404 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9407 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9408 CONST_OK_FOR_LETTER_P. All port-local users changed.
9409 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9410 implement Kp matching power-of-two.
9411 (CONSTRAINT_LEN): Define to match.
9412 * config/cris/cris.md: Replace all use of constraint K with Kc.
9413 ("*btst*): Use Kp for operand 0 of last alternative.
9415 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9418 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9421 2008-07-13 Jan Hubicka <jh@suse.cz>
9423 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9426 2008-07-13 Richard Guenther <rguenther@suse.de>
9429 * langhooks.c (lhd_print_error_function): Deal with recursive
9432 2008-07-12 Jan Hubicka <jh@suse.cz>
9434 * cgraph.c (assembler_name_hash): New static var.
9435 (hash_node_by_assembler_name, eq_assembler_name): New.
9436 (cgraph_node_for_asm): Use hashtable.
9437 (cgraph_remove_node): Maintain hashtable.
9438 (change_decl_assembler_name): Sanity check that names are not changing
9439 after aliasing was processed.
9440 * cgraph.h (varpoon_node): Add next GGC marker.
9441 * tree.c (decl_assembler_name_equal): Constify.
9442 (decl_assembler_name_hash): New.
9443 * tree.h (decl_assembler_name_equal): Constify.
9444 (decl_assembler_name_hash): Update.
9446 2008-07-12 David Daney <ddaney@avtrex.com>
9448 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9451 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9453 * doc/md.texi: Document the MIPS "v" constraint.
9454 * config/mips/mips.h (reg_class): Revert last change.
9455 (REG_CLASS_NAMES): Likewise.
9456 (REG_CLASS_CONTENTS): Likewise.
9457 * config/mips/mips.c (mips_regno_to_class): Likewise.
9458 * config/mips/constraints.md (v): Likewise, but add documentation.
9459 Add a comment to say that this constraint should not be used in
9462 2008-07-11 DJ Delorie <dj@redhat.com>
9464 * config/h8300/h8300.md (length): Fix branch offset limit.
9466 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9468 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9469 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9470 (avr_hard_regno_scratch_ok): New function.
9471 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9472 * config/avr/avr.md (all peepholes that request a scratch register):
9473 Remove avr_peep2_scratch_safe use.
9475 2008-07-11 Tom Tromey <tromey@redhat.com>
9476 Ian Lance Taylor <iant@google.com>
9478 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9479 (struct c_common_resword): Define.
9480 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9481 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9482 (c_common_reswords, num_c_common_reswords): Declare.
9483 * c-common.c (c_common_reswords): New global const array.
9484 (num_c_common_reswords): New const int.
9485 * c-parser.c (struct resword, reswords): Don't define.
9486 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9487 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9488 than reswords. If warning about C++ keywords, give them a special
9490 (c_lex_one_token): Warn about C++ keywords. Call
9491 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9492 (c_parser_external_declaration): Look for RID_xxx rather than
9493 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9494 (c_parser_statement_after_labels): Likewise.
9495 (c_parser_objc_class_instance_variables): Likewise.
9496 (c_parser_objc_class_declaration): Likewise.
9497 (c_parser_objc_try_catch_statement): Likewise.
9498 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9499 (declspecs_add_type): Likewise.
9501 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9503 * ggc-page.c (alloc_page):
9504 Substituting xmalloc, xcalloc with
9505 XNEWVEC and XCNEWVAR macros which add the
9508 2008-07-11 Richard Guenther <rguenther@suse.de>
9510 PR tree-optimization/36765
9511 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9512 aliases from HEAP vars to SMTs.
9514 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9516 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9517 * configure.ac (loose_warn): Move -Wc++-compat from here...
9518 (strict_warn): ...to here.
9519 * configure: Regenerate.
9521 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9523 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9524 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9525 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9526 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9527 excluding more specific h8300-*-* and sh-*-* targets.
9529 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9531 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9533 (execute_pre): Call loop_optimizer_finalize in early exit.
9535 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9538 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9539 uids in the bitmap, not just VAR_DECL uids.
9541 PR rtl-optimization/36419
9542 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9543 (combine_stack_adjustments_for_block): Call it if needed. Delete
9545 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9546 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9547 prologue sp adjustment.
9549 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9552 * opts.c (print_ignored_options): Report postponed diagnostics for
9553 unknown -Wno-* options as warnings, not errors.
9554 (postpone_unknown_option_error): Renamed to...
9555 (postpone_unknown_option_warning): ... this.
9557 2008-07-09 Doug Kwan <dougkwan@google.com>
9560 2008-07-08 Doug Kwan <dougkwan@google.com>
9562 * config/arm/arm.opt (mandroid): New option.
9563 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9564 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9566 (CC1PLUS_SPEC): Same.
9568 (STARTFILE_SPEC): Same.
9569 (ENDFILE_SPEC): Same.
9570 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9573 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9576 * config/mips/mips.h (reg_class): Remove V1_REG.
9577 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9578 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9580 (mips_get_tp): New function.
9581 (mips_legitimize_tls_address): Use it.
9582 * config/mips/constraints.md (v): Delete.
9583 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9584 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9585 After reload, split into a move and ...
9586 (*tls_get_tp_<mode>_split): ...this new instruction.
9588 2008-07-09 David Daney <ddaney@avtrex.com>
9590 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9592 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9594 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9595 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9597 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9598 htab_delete should be called. Don't free c.
9599 (lookup_tmp_var): Create temp_htab lazily.
9600 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9601 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9603 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9604 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9605 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9606 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9607 * tree-sra.c (generate_element_init): Likewise.
9608 * tree-mudflap.c (execute_mudflap_function_ops,
9609 execute_mudflap_function_decls): Likewise.
9610 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9611 * tree-gimple.h (struct gimplify_ctx): New type.
9612 (push_gimplify_context): Adjust prototype.
9614 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9616 * tree-ssa-pre.c (phi_translate_1): Update placement of
9619 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9621 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9622 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9623 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9624 * targhooks.c (default_hard_regno_scratch_ok): New function.
9625 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9626 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9627 * recog.c: Include "target.h".
9628 (peep2_find_free_register): Add check for global regs. Add target
9630 * Makefile.in (recog.o): Depend on target.h.
9632 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9634 * config/sh/sh.c (sh_canonical_va_list_type): New.
9635 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9637 2008-07-09 Raksit Ashok <raksit@google.com>
9639 * doc/invoke.texi (Option Summary): Mention new option
9640 -Wdisallowed-function-list=...
9641 (Warning Options): Document -Wdisallowed-function-list=...
9642 * common.opt (Wdisallowed-function-list=): New flag.
9643 * flags.h (warn_disallowed_functions): External definition of new
9644 boolean warning flag.
9645 (warn_if_disallowed_function_p): Declare new function.
9646 * opts.c (warning_disallowed_functions): New static variable.
9647 (warn_disallowed_functions): New boolean warning flag.
9648 (warn_if_disallowed_function_p): New function.
9649 (add_comma_separated_to_vector): Rename
9650 add_instrument_functions_exclude_list to this.
9651 (common_handle_option): Handle new option. Rename calls to
9652 add_instrument_functions_exclude_list into calls to
9653 add_comma_separated_to_vector.
9654 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9655 based on flag warn_disallowed_functions.
9657 2008-07-09 Christian Bruel <christian.bruel@st.com>
9659 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9660 instead of get_attr_length.
9662 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9664 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9666 * genemit.c (gen_insn): Likewise.
9667 * gengtype.c (note_def_vec): Likewise.
9668 * gengtype.h (note_def_vec): Likewise.
9669 * genoutput.c (struct data, output_insn_data, process_template,
9670 gen_expand, gen_split, note_constraint): Likewise.
9671 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9672 make_insn_sequence): Likewise.
9673 * gensupport.c (record_insn_name): Likewise.
9675 2008-07-08 Doug Kwan <dougkwan@google.com>
9677 * config/arm/arm.opt (mandroid): New option.
9678 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9679 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9681 (CC1PLUS_SPEC): Same.
9683 (STARTFILE_SPEC): Same.
9684 (ENDFILE_SPEC): Same.
9685 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9688 2008-07-08 Raksit Ashok <raksit@google.com>
9690 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9691 (set_storage_via_setmem): Fix expected_align parameter.
9692 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9693 missing from the list.
9694 * doc/md.texi (movmem): Explicitly state that expected alignment is
9695 to be expressed in bytes.
9696 (setmem): Explicitly state that expected alignment is to be expressed
9699 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9701 * reload.c (find_reloads_subreg_address): Do not require validity
9702 of address in original mode before reloading address.
9704 2008-07-07 Tianwei Sheng <tianweis@google.com>
9706 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9707 bounds array access.
9709 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9711 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9713 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9715 Fix PR tree-optimization/23455
9716 Fix PR tree-optimization/35286
9717 Fix PR tree-optimization/35287
9718 * Makefile.in (OBJS-common): Remove tree-vn.o.
9719 (tree-vn.o): Remove.
9720 * dbgcnt.def: Add treepre_insert debug counter.
9721 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9722 (debug_value_expressions): Ditto.
9723 (print_value_expressions): Ditto.
9724 * tree-pretty-print.c (dump_generic_node): Updated for
9725 VALUE_HANDLE removal.
9726 * tree-ssa-dom.c (record_equality): Ditto.
9727 (cprop_operand): Ditto.
9728 (lookup_avail_expr): Ditto.
9729 * tree-ssa-threadedge.c
9730 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9731 (simplify_control_stmt_condition): Ditto.
9732 * tree.c (tree_code_size): Ditto.
9733 (tree_node_structure): Ditto.
9734 (iterative_hash_expr): Ditto.
9736 * tree.h (VALUE_HANDLE_ID): Ditto.
9737 (VALUE_HANDLE_EXPR_SET): Ditto.
9738 (struct tree_value_handle): Ditto.
9739 (union tree_node): Ditto.
9740 * treestruct.def: Ditto.
9741 * tree-vn.c: Removed.
9742 * tree-ssa-pre.c: Rewritten entirely.
9743 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9744 (constant_value_ids): Ditto.
9745 (vn_nary_op_t): Moved to header.
9747 (vn_reference_op_t): Ditto
9748 (vn_reference_t): Ditto.
9749 (next_value_id): New variable.
9750 (VN_INFO): Add an assert.
9751 (vn_constant_eq): New function.
9752 (vn_constant_hash): Ditto.
9753 (get_or_alloc_constant_value_id): Ditto.
9754 (value_id_constant_p): Ditto.
9755 (vn_reference_compute_hash): De-staticify.
9756 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9757 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9758 (valueize_refs): Update opcode if it changes from ssa name to constant.
9759 (vn_reference_lookup_1): Add new argument.
9760 (vn_reference_lookup): Ditto.
9761 (vn_reference_lookup_pieces): New function.
9762 (vn_reference_insert): Add return type. Modify to deal with value ids.
9763 (vn_reference_insert_pieces): New function.
9764 (vn_nary_op_compute_hash): De-staticify.
9765 (vn_nary_op_eq): Ditto.
9766 (vn_nary_op_lookup_pieces): New function.
9767 (vn_nary_op_lookup): Add new argument.
9768 (vn_nary_op_insert_pieces): New function.
9769 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9770 (vn_phi_insert): Ditto.
9771 (visit_unary_op): Update for callee changes.
9772 (visit_binary_op): Ditto.
9773 (visit_reference_op_load): Ditto.
9774 (visit_reference_op_store): Ditto.
9775 (init_scc_vn): Init next_value_id, constant_to_value_id and
9777 (free_scc_vn): Free them.
9778 (set_hashtable_value_ids): New function.
9779 (run_scc_vn): Use it.
9780 (get_max_value_id): New function.
9781 (get_next_value_id): Ditto.
9782 (expressions_equal_p): Moved from tree-vn.c
9783 (sort_vuses): Ditto.
9784 (sort_vuses_heap): Ditto.
9785 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9787 * tree.c (iterative_hash_hashval_t): Made non-static
9788 * tree.h (iterative_hash_hashval_t): Declare it.
9790 2008-07-08 Martin Jambor <mjambor@suse.cz>
9792 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9793 instead of ipa_create_node_params.
9794 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9795 ipa_check_create_edge_args, free them with
9796 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9798 * ipa-prop.c: Include flags.h and tree-inline.h.
9799 (ipa_node_params_vector): New variable.
9800 (ipa_edge_args_vector): New variable.
9801 (edge_removal_hook_holder): New variable.
9802 (node_removal_hook_holder): New variable.
9803 (edge_duplication_hook_holder): New variable.
9804 (node_duplication_hook_holder): New variable.
9805 (ipa_detect_param_modifications): Check for presence of modified flags.
9806 (ipa_compute_jump_functions): Check for presence of jump functions.
9807 (ipa_free_edge_args_substructures): New function.
9808 (ipa_create_node_params): Removed.
9809 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9810 (ipa_free_node_params_substructures): New function.
9811 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9813 (ipa_edge_removal_hook): New function.
9814 (ipa_node_removal_hook): New function.
9815 (duplicate_array): New function.
9816 (ipa_edge_duplication_hook): New function.
9817 (ipa_node_duplication_hook): New function.
9818 (ipa_register_cgraph_hooks): New function.
9819 (ipa_unregister_cgraph_hooks): New function.
9820 (free_all_ipa_structures_after_ipa_cp): New function.
9822 * ipa-prop.h: Include vec.h.
9823 (ipa_node_params_t): New typedef with vector types for it.
9824 (ipa_edge_args_t): New typedef with vector types for it.
9825 (IPA_NODE_REF): Changed to access an on-the-side vector.
9826 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9827 (ipa_check_create_node_params): New function.
9828 (ipa_check_create_edge_args): New function.
9830 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9833 2008-07-07 Tom Tromey <tromey@redhat.com>
9835 * configure, config.in: Rebuilt.
9836 * configure.ac: Don't check for scandir or alphasort.
9838 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9840 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9841 types immediately after creating them.
9843 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9845 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9847 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9849 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9850 dump_constraint_graph.
9851 (dump_constraint_edge): New function.
9852 (dump_constraint_graph): New function.
9853 (debug_constraint_graph): New function.
9854 (dump_constraint): Removed useless comparison.
9855 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9856 (dump_constraint_graph): Declare.
9857 (debug_constraint_graph): Declare.
9858 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9860 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9862 * config/i386/i386.c (is_va_list_char_pointer): New.
9863 (ix86_va_start): Replace compare with ms_va_list_type_node
9864 by is_va_list_char_pointer.
9865 (ix86_gimplify_va_arg): Likewise.
9867 2008-07-07 Martin Jambor <mjambor@suse.cz>
9869 * cgraph.c (cgraph_edge_max_uid): New variable.
9870 (struct cgraph_edge_hook_list): New type.
9871 (struct cgraph_node_hook_list): New type.
9872 (struct cgraph_2edge_hook_list): New type.
9873 (struct cgraph_2node_hook_list): New type.
9874 (first_cgraph_edge_removal_hook): New variable.
9875 (first_cgraph_node_removal_hook): New variable.
9876 (first_cgraph_edge_duplicated_hook): New variable.
9877 (first_cgraph_node_duplicated_hook): New variable.
9878 (cgraph_add_edge_removal_hook): New function.
9879 (cgraph_remove_edge_removal_hook): New function.
9880 (cgraph_call_edge_removal_hooks): New function.
9881 (cgraph_add_node_removal_hook): New function.
9882 (cgraph_remove_node_removal_hook): New function.
9883 (cgraph_call_node_removal_hooks): New function.
9884 (cgraph_add_edge_duplication_hook): New function.
9885 (cgraph_remove_edge_duplication_hook): New function.
9886 (cgraph_call_edge_duplication_hooks): New function.
9887 (cgraph_add_node_duplication_hook): New function.
9888 (cgraph_remove_node_duplication_hook): New function.
9889 (cgraph_call_node_duplication_hooks): New function.
9890 (cgraph_create_edge): Assign to edge uid.
9891 (cgraph_remove_edge): Call edge removal hooks.
9892 (cgraph_node_remove_callees): Call edge removal hooks.
9893 (cgraph_node_remove_callers): Call edge removal hooks.
9894 (cgraph_remove_node): Call node removal hooks.
9895 (cgraph_clone_edge): Call edge duplication hooks.
9896 (cgraph_clone_node): Call node duplication hooks.
9898 * cgraph.h (cgraph_edge): New field uid.
9899 (cgraph_edge_hook): New type.
9900 (cgraph_node_hook): New type.
9901 (cgraph_2edge_hook): New type.
9902 (cgraph_2node_hook): New type.
9904 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9906 * config.in: Regenerate.
9908 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9910 * gcc.c (print_sysroot): New.
9911 (option_map, display_help, process_command): Handle the
9912 -print-sysroot option.
9913 (main): Print the sysroot if requested.
9914 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9916 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9919 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9921 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9923 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9924 (assign_parm_setup_block_p): Also check mode of entry_parm.
9926 2008-07-07 Richard Guenther <rguenther@suse.de>
9928 * tree-ssa-structalias.h (set_used_smts): Remove.
9929 * tree-ssa-structalias.c (used_smts): Likewise.
9930 (set_used_smts): Likewise.
9931 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9932 call to set_used_smts.
9934 2008-07-07 Richard Guenther <rguenther@suse.de>
9936 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9937 (new_var_info): Set it to false.
9938 (solution_set_add): Correctly handle pointers outside a var and
9940 (type_safe): Treat variables with is_full_var properly.
9941 (do_sd_constraint): Likewise.
9942 (do_ds_constraint): Likewise.
9943 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9944 (get_constraint_for_ptr_offset): New function.
9945 (get_constraint_for_component_ref): For addresses at least include
9946 the last field of the variable. Handle is_full_vars properly.
9947 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9948 (handle_ptr_arith): Remove.
9949 (find_func_aliases): Simplify assignment handling.
9950 (create_function_info_for): For parameter and result varinfos set
9952 (create_variable_info_for): Set is_full_var flag whenever we
9953 just created a single varinfo for a decl.
9954 (init_alias_vars): Initialize use_field_sensitive from
9955 max-fields-for-field-sensitive parameter.
9957 2008-07-07 Richard Guenther <rguenther@suse.de>
9959 PR tree-optimization/36713
9960 * tree-flow-inline.h (is_call_used): New function.
9961 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9962 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9963 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9965 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9967 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9969 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9971 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9973 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9974 Nathan Sidwell <nathan@codesourcery.com>
9976 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9977 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9979 * config/m68k/t-linux: New.
9980 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9983 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9985 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9986 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9989 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9991 * gcc.c (execute): Fix -Wc++-compat warning.
9993 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9996 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
9997 constant for little endian.
9999 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10001 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10002 mips_base_mips16 instead of TARGET_MIPS16.
10003 (mips_base_mips16): Declare.
10004 * config/mips/mips.c (mips_base_mips16): Make global.
10005 (was_mips16_p): Remove GTY marker.
10006 (was_mips16_pch_p): New variable.
10007 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10008 (mips_override_options): Force to non-MIPS16 mode initially.
10009 Do not complain about MIPS16 PIC incompatibilities here.
10010 Only allow -mgpopt if -mexplicit-relocs is in force for
10013 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10015 * configure.ac: Check for caddr_t, define to char * if not defined.
10016 * configure: Regenerate.
10017 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10018 (mmap_gt_pch_use_address): Likewise.
10019 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10021 2008-07-06 Richard Guenther <rguenther@suse.de>
10023 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10024 (new_var_info): Deal with it.
10025 (solution_set_add): Likewise.
10026 (bitpos_of_field): Make signed, fix.
10027 (struct fieldoff): Remove type and decl fields. Make size field
10028 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10030 (fieldoff_compare): Deal with it.
10031 (push_fields_onto_fieldstack): Remove has_union argument, glob
10032 adjacent non-pointer fields together.
10033 (create_function_info_for): Do not set has_union.
10034 (create_variable_info_for): Simplify.
10036 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10038 * config.gcc (extra_headers): Add cross-stdarg.h for target
10039 x86_64-*-* and i?86-*-*.
10040 * config/i386/cross-stdarg.h: New.
10041 * builtins.c (std_fn_abi_va_list): New.
10042 (std_canonical_va_list_type): New.
10043 (stabilize_va_list): Replace va_list_type_node use by
10044 mtarget.canonical_va_list_type.
10045 (gimplify_va_arg_expr): Likewise.
10046 (expand_builtin_va_copy): Replace va_list_type_node use by
10047 mtarget.fn_abi_va_list.
10048 * tree-sra.c (is_va_list_type): New helper.
10049 (decl_can_be_decomposed_p): Replace
10050 va_list_type_node use by is_va_list_type.
10051 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10052 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10053 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10054 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10055 (ix86_enum_va_list): New.
10056 * config/i386/i386.c (sysv_va_list_type_node): New.
10057 (ms_va_list_type_node): New.
10058 (ix86_function_type_abi): Remove sorry.
10059 (ix86_build_builtin_va_list_abi): New.
10060 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10061 for 64-bit targets.
10062 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10063 (ix86_init_builtins_va_builtins_abi): New.
10064 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10065 for 64-bit targets.
10066 (ix86_handle_abi_attribute): New.
10067 (attribute_spec): Add sysv_abi and ms_abi.
10068 (ix86_fn_abi_va_list): New.
10069 (ix86_canonical_va_list_type): New.
10070 (ix86_enum_va_list): New.
10071 (TARGET_FN_ABI_VA_LIST): New.
10072 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10073 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10074 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10075 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10076 (TARGET_ENUM_VA_LIST): New.
10077 * expr.h (std_fn_abi_va_list): New.
10078 (std_canonical_va_list_type): New.
10079 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10080 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10081 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10082 TARGET_CANONICAL_VA_LIST_TYPE.
10083 * target.h (struct gcc_target): Add fn_abi_va_list hook
10084 and canonical_va_list_type hook.
10086 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10088 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10089 integral and pointer types.
10091 2008-07-04 Roger Sayle <roger@eyesopen.com>
10093 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10094 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10096 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10099 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10101 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10103 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10104 build_gimple_modify_stmt.
10105 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10106 gimple operand. Use fold_build* instead of build*.
10108 2008-07-04 Richard Guenther <rguenther@suse.de>
10110 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10111 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10112 properly to compute the reachability set if we do field-sensitive PTA.
10113 * invoke.texi (max-fields-for-field-sensitive): Document default.
10114 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10115 100 for optimize >= 2.
10117 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10119 * ggc-zone.c (lookup_page_table_if_allocated,
10120 set_page_table_entry, zone_find_object_size, alloc_small_page,
10121 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10122 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10123 -Wc++-compat and/or -Wcast-qual warnings.
10125 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10128 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10129 pic_offset_table_rtx to be marked as used here.
10130 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10131 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10132 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10133 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10134 !TARGET_SECURE_PLT.
10136 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10138 * alloc-pool.c (hash_descriptor, eq_descriptor,
10139 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10140 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10142 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10143 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10144 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10145 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10148 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10150 * tree-flow.h (loop_only_exit_p): Declare.
10151 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10152 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10153 the number of iterations if it is constant. Otherwise, if this is the
10154 only possible exit of the loop, use the conservative estimate on the
10155 number of iterations of the entire loop if available.
10157 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10159 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10160 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10161 Add synchronization functions.
10162 * config/sync.c: New file.
10163 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10164 (LIBGCC_SYNC_CFLAGS): Likewise.
10166 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10169 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10170 (*pushtf_sse): New insn pattern.
10171 (pushtf splitters): New splitters.
10173 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10175 PR middle-end/35736
10176 * predict.c (build_predict_expr): Use void_type_node for the tree
10177 type, instead of NULL_TREE.
10179 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10181 * config/i386/i386.c (contains_aligned_value_p): Return true
10183 (ix86_data_alignment): Align TCmode to 128bits.
10184 (ix86_local_alignment): Likewise.
10186 2008-07-03 Andrew Haley <aph@redhat.com>
10189 * vec.h (VEC_TA): New.
10190 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10191 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10192 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10193 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10194 (C_COMMON_FIXED_TYPES): Remove first arg.
10195 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10196 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10197 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10198 not to use empty macro arguments.
10200 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10202 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10203 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10204 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10205 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10206 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10207 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10208 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10209 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10210 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10211 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10212 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10213 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10214 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10215 config/rs6000/e500crtres64gpr.asm,
10216 config/rs6000/e500crtres64gprctr.asm,
10217 config/rs6000/e500crtrest32gpr.asm,
10218 config/rs6000/e500crtrest64gpr.asm,
10219 config/rs6000/e500crtresx32gpr.asm,
10220 config/rs6000/e500crtresx64gpr.asm,
10221 config/rs6000/e500crtsav32gpr.asm,
10222 config/rs6000/e500crtsav64gpr.asm,
10223 config/rs6000/e500crtsav64gprctr.asm,
10224 config/rs6000/e500crtsavg32gpr.asm,
10225 config/rs6000/e500crtsavg64gpr.asm,
10226 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10227 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10228 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10229 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10230 config/sparc/sol2-cn.asm: Remove .file directives.
10232 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10234 * resource.c (mark_referenced_resources): Look inside
10235 UNSPEC_VOLATILEs and ASM_INPUTs.
10237 2008-07-02 Ian Lance Taylor <iant@google.com>
10239 * rtlanal.c (add_reg_note): New function.
10240 * rtl.h (add_reg_note): Declare.
10241 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10242 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10243 * builtins.c (expand_builtin_longjmp): Likewise.
10244 (expand_builtin_nonlocal_goto): Likewise.
10245 * calls.c (emit_call_1, expand_call): Likewise.
10246 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10247 * cfglayout.c (fixup_reorder_chain): Likewise.
10248 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10249 (commit_one_edge_insertion): Likewise.
10250 * combine.c (move_deaths, distribute_notes): Likewise.
10251 * df-problems.c (df_set_note): Likewise.
10252 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10253 (set_unique_reg_note): Likewise.
10254 (emit_copy_of_insn_after): Likewise.
10255 * expr.c (expand_expr_real): Likewise.
10256 * gcse.c (add_label_notes): Likewise.
10257 * haifa-sched.c (create_check_block_twin): Likewise.
10258 * jump.c (mark_jump_label_1): Likewise.
10259 * loop-doloop.c (add_test, doloop_modify): Likewise.
10260 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10261 * lower-subreg.c (move_eh_region_note): Likewise.
10262 * optabs.c (emit_libcall_block): Likewise.
10263 * predict.c (predict_insn): Likewise.
10264 (combine_predictions_for_insn): Likewise.
10265 * recog.c (peephole2_optimize): Likewise.
10266 * regmove.c (try_auto_increment): Likewise.
10267 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10268 * reload.c (find_reloads): Likewise.
10269 * reload1.c (fixup_eh_region_note): Likewise.
10270 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10271 * reorg.c (delete_prior_computation): Likewise.
10272 (delete_computation, dbr_schedule): Likewise.
10273 * config/pa/pa.c (legitimize_pic_address): Likewise.
10274 * config/sh/sh.c (sh_reorg): Likewise.
10276 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10279 * config/libgcc-glibc.ver: Add %exclude.
10280 * config/m32r/libgcc-glibc.ver: Likwise.
10281 * config/s390/libgcc-glibc.ver: Likwise.
10282 * config/sh/libgcc-glibc.ver: Likwise.
10283 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10285 * config/i386/libgcc-glibc.ver: New.
10287 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10289 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10291 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10292 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10293 i[34567]86-*-linux*, x86_64-*-linux*. Add
10294 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10295 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10296 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10297 i[34567]86-*-linux*, x86_64-*-linux*.
10299 * libgcc-std.ver: Add empty GCC_4.4.0.
10301 * mkmap-symver.awk: Support multiple versions per symbol.
10303 * config/i386/i386.c (ix86_init_builtins): Always define
10304 __builtin_fabsq and __builtin_copysignq with fallbacks.
10305 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10306 and __builtin_copysignq if SSE2 isn't available.
10308 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10309 (LIBGCC2_TF_CEXT): Likwise.
10310 (TF_SIZE): Likwise.
10312 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10314 * config/i386/sfp-machine.h: Moved to libgcc.
10316 * config/i386/sfp-machine.h: New.
10317 * config/i386/t-linux: Likwise.
10319 * config/i386/t-darwin: Remove softfp_wrap_start and
10321 * config/i386/t-darwin64: Likewise.
10323 * config/i386/t-fprules-softfp64: Renamed to ...
10324 * config/i386/t-fprules-softfp: This.
10326 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10327 and softfp_wrap_end.
10329 2008-07-02 Jason Merrill <jason@redhat.com>
10331 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10333 * tree.c (ctor_to_list): New fn.
10334 * tree.h: Declare it.
10335 (CONSTRUCTOR_ELT): New macro.
10336 (CONSTRUCTOR_NELTS): New macro.
10338 2008-07-02 Richard Guenther <rguenther@suse.de>
10340 * tree-ssa-structalias.c (struct variable_info): Reorder
10341 to fill padding on 64bit hosts. Make collapsed_to an int.
10342 (get_varinfo_fc): Deal with that.
10343 (new_var_info): Likewise.
10344 (collapse_rest_of_var): Likewise.
10346 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10348 * doc/install.texi (--enable-java-home): Document.
10349 (--enable-aot-compile-rpm): Likewise.
10350 (--with-arch-directory): Likewise.
10351 (--with-os-directory): Likewise.
10352 (--with-origin-name): Likewise.
10353 (--with-arch-suffix): Likewise.
10354 (--with-jvm-root-dir): Likewise.
10355 (--with-jvm-jar-dir): Likewise.
10356 (--with-python-dir): Likewise.
10358 2008-07-02 Richard Guenther <rguenther@suse.de>
10360 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10361 from decls explicitly. Merge operand checking from tuples.
10363 2008-07-02 Martin Jambor <mjambor@suse.cz>
10365 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10367 2008-07-02 Martin Jambor <mjambor@suse.cz>
10369 * tree-switch-conversion.c: Included timevar.h
10370 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10372 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10374 2008-07-02 Martin Jambor <mjambor@suse.cz>
10376 * tree-switch-conversion.c: Corrected various comments and
10378 (build_constructors): Fixed minor formatting mistakes.
10380 * invoke.texi (Optimize Options): Corrected the
10381 switch-conversion-max-branch-ratio parameter.
10383 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10385 * final.c (asm_insn_count): Return zero for an empty asm body.
10387 2008-07-02 Richard Guenther <rguenther@suse.de>
10389 * bitmap.h (bitmap_set_bit): Return bool.
10390 (bitmap_clear_bit): Likewise.
10391 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10392 write to the bitmap if it would.
10393 (bitmap_clear_bit): Likewise.
10394 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10395 bitmap_set_bit return value.
10396 (add_pred_graph_edge): Likewise.
10397 (add_graph_edge): Likewise.
10398 (do_sd_constraint): Likewise.
10399 (do_ds_constraint): Likewise.
10401 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10403 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10404 Fix -Wc++-compat and/or -Wcast-qual warnings.
10405 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10406 gen_regparm_prefix): Likewise.
10407 * vmsdbgout.c (write_modbeg, lookup_filename,
10408 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10410 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10412 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10413 defaults.h definition apply.
10415 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10417 * function.c (assign_parm_remove_parallels): New.
10418 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10420 (assign_parm_setup_block): Do not handle them.
10421 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10422 assign_parm_remove_parallels.
10424 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10426 * c-typeck.c (convert_for_assignment): Use
10427 vector_targets_convertible_p.
10428 * c-common.c (vector_targets_convertible_p): New.
10429 * c-common.h (vector_targets_convertible_p): New prototype.
10430 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10431 opaque_p_V2SI_type_node.
10433 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10435 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10438 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10440 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10441 TFmode constants via two element DImode vector for hosts with
10442 HOST_BITS_PER_WIDE_INT < 64.
10443 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10444 also for HOST_BITS_PER_WIDE_INT < 64.
10446 2008-07-01 Richard Guenther <rguenther@suse.de>
10448 PR tree-optimization/36666
10449 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10450 (get_constraint_exp_from_ssa_var): Split into ...
10451 (get_constraint_exp_for_temp): ... this ...
10452 (get_constraint_for_ssa_var): ... and that.
10453 Return constraint expressions for all touched sub-fields
10454 if the results address is not taken.
10455 (process_constraint): Remove assertion that aggregate
10456 assignments do not happen at this place.
10457 (get_constraint_for_component_ref): Add address_p argument.
10458 Return constraint expressions for all touched sub-fields
10459 if the results address is not taken.
10460 (do_deref): Use get_constraint_exp_for_temp.
10461 (get_constraint_for_1): Rename from ...
10462 (get_constraint_for): ... this. Add the old function as wrapper.
10463 (do_structure_copy): Use get_constraint_for_1.
10465 2008-07-01 Martin Jambor <mjambor@suse.cz>
10467 * Makefile.in (tree-switch-conversion.o): Add.
10468 (OBJS-common): Add tree-swtch-conversion.o.
10469 * passes.c (init_optimization_passes): Add pass_convert_switch.
10470 * tree-pass.h: (pass_convert_switch): Add.
10471 * tree-switch-conversion.c: New file.
10472 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10473 * common.opt (ftree-cswtch): New option.
10474 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10475 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10476 * opts.c (decode_options): Set flag_tree_switch_conversion when
10477 optimization level is >= 2.
10478 * doc/invoke.texi (Optimize Options): Added description of
10479 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10481 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10483 * config/darwin-driver.c (darwin_default_min_version): Fix
10484 -Wc++-compat warnings.
10486 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10488 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10491 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10493 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10495 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10497 PR rtl-optimization/34744
10498 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10499 (df_scan_free_internal): Free data structures not
10500 allocated in storage pools.
10501 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10502 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10503 df_scan_free_mws_vec.
10504 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10507 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10509 * config/i386/i386.c (contains_aligned_value_p): Return true
10511 (ix86_function_arg_boundary): Return its natural boundary
10513 (return_in_memory_32): Don't check TDmode.
10514 (ix86_split_to_parts): Support splitting into 4 parts and
10515 support TFmode for 32bit target.
10516 (ix86_split_long_move): Support splitting into 4 parts.
10517 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10519 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10520 (ix86_init_builtins): Here.
10521 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10522 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10523 'q' and 'w', respectively.
10525 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10527 (movtf_internal): Likewise.
10528 (<code>tf2): Likewise.
10529 (*absnegtf2_sse): Likewise.
10530 (copysign<mode>3): Likewise.
10531 (copysign<mode>3_const): Likewise.
10532 (copysign<mode>3_var): Likewise.
10533 (define_split UNSPEC_COPYSIGN): Likewise.
10534 * config/i386/sse.md (*nandtf3): Likewise.
10535 (<code>tf3): Likewise.
10536 (*<code>tf3): Likewise.
10538 2008-06-30 Joey Ye <joey.ye@intel.com>
10539 H.J. Lu <hongjiu.lu@intel.com>
10541 * global.c (compute_regsets): Set frame_pointer_needed here.
10542 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10544 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10546 * doc/install.texi (specific): Expand Windows build notes.
10548 2008-06-30 Ira Rosen <irar@il.ibm.com>
10550 PR tree-optimization/36648
10551 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10552 number of prolog iterations by step. Fix the comment.
10554 2008-06-30 Richard Guenther <rguenther@suse.de>
10556 PR middle-end/36671
10557 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10558 handle calls from ECF_MALLOC functions.
10559 (handle_pure_call): ECF_MALLOC functions do not return
10561 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10563 2008-06-29 Andreas Schwab <schwab@suse.de>
10565 * config/m68k/m68k.c (print_operand): Always print a float
10567 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10568 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10571 * config/rs6000/x-linux64: Remove never used file.
10573 2008-06-29 Richard Guenther <rguenther@suse.de>
10575 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10577 (struct alias_info): Move ...
10578 * tree-ssa-alias.c: ... here.
10579 (update_alias_info): Declare.
10580 (compute_may_aliases): Call it.
10581 (update_alias_info): New function.
10582 * tree-ssa-structalias.c (update_alias_info): Move ...
10583 * tree-ssa-alias.c (update_alias_info_1): ... here.
10584 * tree-ssa-structalias.c (process_constraint_1): Remove
10585 unused from_call argument. Rename to ...
10586 (process_constraint): ... this. Delete old wrapper.
10587 (make_constraint_to): Adjust callers.
10588 (handle_const_call): Likewise.
10589 (handle_pure_call): Likewise.
10590 (init_base_vars): Likewise.
10591 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10592 (find_func_aliases): We don't need structure copies for
10594 (make_constraint_from_anything): Remove.
10595 (create_variable_info_for): For globals make constraints
10596 from escaped, not from anything.
10597 (compute_points_to_sets): Do not call update_alias_info.
10598 (ipa_pta_execute): Use make_constraint_from.
10600 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10602 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10603 (bitmap.o-warn, dominance.o-warn): New.
10604 * configure.ac (cxx_compat_warn): Delete.
10605 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10606 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10608 * configure: Regenerate.
10610 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10613 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10615 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10616 * df-scan.c (df_notes_rescan): Likewise.
10617 * ggc-page.c (set_page_table_entry): Likewise.
10618 * intl.c (gcc_gettext_width): Likewise.
10619 * varasm.c (get_unnamed_section, get_noswitch_section,
10620 get_section): Likewise.
10622 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10624 * regrename.c (build_def_use): Don't copy RTX.
10626 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10628 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10629 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10630 punctuation. Use @ref instead of @xref.
10631 (Function Names): Remove stray @display/@end display.
10632 (C++ Attributes): Use @ref instead of @xref.
10633 (Deprecated Features): Fix punctuation around @xref.
10634 (Backwards Compatibility): Likewise.
10635 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10637 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10639 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10640 constants for E500 double.
10642 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10644 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10645 element type of const_vector.
10647 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10649 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10650 Remove FLAGS_REG clobber from expander pattern.
10651 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10652 (anddi3, andsi3, andhi3, andqi3): Ditto.
10653 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10654 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10655 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10656 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10657 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10658 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10659 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10660 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10662 2008-06-28 Richard Guenther <rguenther@suse.de>
10664 * tree-ssa-structalias.c (callused_id, var_callused,
10665 callused_tree): Add.
10666 (handle_pure_call): New function.
10667 (find_func_aliases): Call it.
10668 (find_what_p_points_to): Handle the call-used set.
10669 (clobber_what_escaped): Likewise.
10670 (compute_call_used_vars): New function.
10671 (init_base_vars): Init the call-used variable.
10672 (do_sd_constraint): Do not propagate the solution from CALLUSED
10673 but use CALLUSED as a placeholder.
10674 (solve_graph): Likewise.
10675 * tree-flow-inline.h (gimple_call_used_vars): New function.
10676 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10677 (compute_call_used_vars): Declare.
10678 * tree-ssa-alias.c (set_initial_properties): Call
10679 compute_call_used_vars.
10680 (reset_alias_info): Clear call-used variables.
10681 (add_call_clobber_ops): Assert we are not called for const/pure
10682 functions. Remove handling of them.
10683 (add_call_read_ops): Handle pure functions by adding the
10684 call-used set of variables as VUSEs.
10685 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10686 (delete_tree_ssa): Free it.
10687 * tree-dfa.c (remove_referenced_var): Clear the var from the
10690 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10692 * tree.c (build_varargs_function_type_list): New.
10693 (build_function_type_list_1): New.
10694 (build_function_type_list): Use build_function_type_list_1.
10695 * tree.h (build_varargs_function_type_list): New.
10697 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10700 * config/spu/spu.c (spu_builtin_splats): Do not generate
10701 invalid CONST_VECTOR expressions.
10702 (spu_expand_vector_init): Likewise.
10704 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10706 * optabs.c (libfunc_decls): New variable.
10707 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10708 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10709 for the same function twice.
10711 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10713 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10714 ix86_expand_binary_operator directly.
10715 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10717 (*ashrti3_1): Ditto.
10718 (*lshrti3_1): Ditto.
10719 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10720 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10721 using only one splitter. Conditionaly execute splitter before or
10722 after peephole2 pass.
10723 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10724 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10725 Use only one alternative in asm template.
10726 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10728 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10729 "J" operand constraint for operand 2.
10730 (*ashldi3_cconly_rex64): Ditto.
10731 (*ashrdi3_cmp_rex64): Ditto.
10732 (*ashrdi3_cconly_rex64): Ditto.
10733 (*lshrdi3_cmp_rex64): Ditto.
10734 (*lshrdi3_cconly_rex64): Ditto.
10735 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10736 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10737 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10740 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10742 * gimplify.c (omp_is_private): Don't return true if decl is not
10743 already private on #pragma omp for or #pragma omp parallel for.
10746 * tree-cfg.c (struct move_stmt_d): Replace block field with
10747 orig_block and new_block fields.
10748 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10749 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10750 (move_block_to_fn): Replace vars_map and new_label_map arguments
10751 with struct move_stmt_d pointer.
10752 (replace_block_vars_by_duplicates): New function.
10753 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10754 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10755 all subblocks of ORIG_BLOCK to the new function. Call
10756 replace_block_vars_by_duplicates.
10757 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10758 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10759 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10760 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10761 (expand_omp): Temporarily set input_location to the location of
10762 region's controlling stmt.
10763 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10764 BIND_EXPR, push ctx->block_vars and gimplification vars into
10765 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10766 into dest function.
10767 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10768 there are any BLOCK_VARS.
10769 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10770 OMP_PARALLEL or OMP_TASK stmt.
10771 (lower_omp): Save and restore input_location around the lower_omp_1
10774 2008-06-27 Richard Guenther <rguenther@suse.de>
10776 PR tree-optimization/36400
10777 PR tree-optimization/36373
10778 PR tree-optimization/36344
10779 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10780 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10781 (update_alias_info): Remove call clobbering code.
10782 (make_constraint_to): New helper function.
10783 (make_escape_constraint): Likewise.
10784 (handle_rhs_call): Use it on all pointer containing arguments.
10785 Also mark the static chain escaped.
10786 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10787 instead of ANYTHING.
10788 (make_constraint_from): New helper split out from ...
10789 (make_constraint_from_anything): ... here.
10790 (find_func_aliases): Add constraints for escape sites.
10791 (intra_create_variable_infos): Make constraints from NONLOCAL
10793 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10795 (clobber_what_p_points_to): Remove.
10796 (clobber_what_escaped): New function.
10797 (init_base_vars): Init NONLOCAL and ESCAPED.
10798 (do_sd_constraint): Do not propagate the solution from ESCAPED
10799 but use ESCAPED as a placeholder.
10800 (solve_graph): Likewise.
10801 * tree-flow.h (clobber_what_p_points_to): Remove.
10802 (clobber_what_escaped): Declare.
10803 * tree-ssa-alias.c (set_initial_properties): Call it.
10804 Remove code clobbering escaped pointers.
10806 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10808 * function.c (allocate_struct_function): Only allocate a unique
10809 funcdef_no if the decl is nonzero.
10811 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10813 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10814 * config/mips/mips.c (mips_split_const_insns): New function.
10815 * config/mips/mips.md (move_type): New attribute.
10816 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10817 (dword_mode): New attribute.
10818 (type): Avoid long line. Map "move_type"s to "type"s,
10819 choosing "multi" for doubleword moves if appropriate.
10820 Swap MTC/MFC comments to match their declaration order.
10821 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10822 "type" is "branch" or "jal" is "direct".
10823 (length): Handle "extended_mips16" first. Make the default
10824 "0" for "ghost" instructions. Set the length from "move_type".
10825 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10826 of "type", with "sll0" for the register alternative. Remove the
10827 "extended_mips16" attribute.
10828 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10829 of "type", with "shift_shift" for the register alternative.
10830 Remove the "length" attribute.
10831 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10832 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10833 of "type", with "andi" for the register alternative.
10834 (*zero_extendqihi2): Likewise.
10835 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10836 of "andi" instead of a "type" of "arith".
10837 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10839 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10840 (mov_<store>r, *mov<mode>_ra): Likewise.
10841 (extendsidi2): Use "move_type" instead of "type", with "move"
10842 for the register alternative.
10843 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10844 of "type", with "signext" for the register alternative.
10845 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10846 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10847 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10848 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10849 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10850 (unnamed branch insn): Likewise.
10851 (*movdi_gp32_fp64): Fold into...
10852 (*movdi_32bit): ...here.
10853 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10854 (*movdf_hardfloat): ...this new pattern.
10855 (*movdf_softfloat): Remove redundant FPR alternatives.
10856 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10857 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10858 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10859 the "move" attribute.
10860 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10861 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10862 and "store" for COP loads and stores.
10863 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10864 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10865 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10866 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10867 (*movtf_mips16, *movv2sf): Likewise.
10868 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10869 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10870 (mfhc1<mode>): Use "move_type" instead of "move".
10871 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10872 (loadgp_blockage): Remove the "length" attribute.
10873 (blockage, set_got_version, update_got_version): Likewise.
10874 (call_internal): Remove the "extended_mips16" attribute.
10875 (call_value_internal, call_value_multiple_internal): Likewise.
10876 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10878 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10879 the "length" attribute.
10881 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10883 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10884 -Wcast-qual warnings.
10885 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10886 handle_pragma_pop_macro): Likewise.
10887 * collect2.c (resolve_lib_name): Likewise.
10888 * config/arc/arc.c (arc_init): Likewise.
10889 * config/arm/arm.c (neon_builtin_compare,
10890 locate_neon_builtin_icode): Likewise.
10891 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10892 * config/bfin/bfin.c (bfin_init_machine_status,
10893 bfin_optimize_loop): Likewise.
10894 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10895 * config/cris/cris.c (cris_init_expanders): Likewise.
10896 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10897 * config/darwin.c (machopic_indirection_eq,
10898 machopic_indirection_name, machopic_output_indirection): Likewise.
10899 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10900 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10901 frv_optimize_membar): Likewise.
10902 * config/i386/cygwin.h (mingw_scan,
10903 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10904 * config/i386/cygwin1.c (mingw_scan): Likewise.
10905 * config/i386/i386.c (machopic_output_stub): Likewise.
10906 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10907 i386_pe_unique_section): Likewise.
10908 * config/ia64/ia64.c (ia64_init_machine_status,
10909 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10911 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10912 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10913 * config/m68k/m68k.c (m68k_handle_option,
10914 m68k_sched_md_init_global): Likewise.
10915 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10916 mcore_unique_section): Likewise.
10917 * config/mips/mips.c (mips_block_move_straight,
10918 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10920 * config/mmix/mmix.c (mmix_init_machine_status,
10921 mmix_encode_section_info): Likewise.
10922 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10923 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10924 print_operand_address, output_toc, redefine_groups,
10925 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10926 * config/s390/s390.c (s390_init_machine_status): Likewise.
10927 * config/score/score.c (score_block_move_straight,
10928 score_block_move_loop_body): Likewise.
10929 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10930 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10931 * emit-rtl.c (find_auto_inc): Likewise.
10932 * gcc.c (translate_options, process_command): Likewise.
10933 * reorg.c (dbr_schedule): Likewise.
10934 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10935 * xcoffout.c (xcoffout_declare_function): Likewise.
10937 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10939 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10940 ipa-pta working again.
10942 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10944 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10947 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10949 * config.gcc (powerpc*-*-*): Add new core e500mc.
10950 * config/rs6000/e500mc.md: New file.
10951 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10953 (rs6000_override_options): Add e500mc case to
10954 processor_target_table. Altivec and Spe options not allowed
10955 with e500mc. Add isel instruction to e500mc by
10956 default. Initialize rs6000_cost for e500mc.
10957 (rs6000_issue_rate): Set issue rate for e500mc.
10958 * config/rs6000/rs6000.h (processor_type): Add
10959 PROCESSOR_PPCE500MC.
10960 (ASM_CPU_SPEC): Add e500mc.
10961 Set TARGET_ISEL to rs6000_isel.
10962 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10963 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10964 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10966 * doc/invoke.texi: Add e500mc to list of cpus.
10968 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10971 * c-lex.c (lex_charconst): Initialize unsignedp.
10973 2008-06-27 Olivier Hainque <hainque@adacore.com>
10975 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10976 documented assumptions.
10978 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10980 * dwarf2out.c: Remove trailing white spaces. Break long line
10983 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10985 * libfuncs.h (LTI_synchronize): New libfunc_index.
10986 (synchronize_libfunc): Declare.
10987 * builtins.c (expand_builtin_synchronize): Consider using
10988 synchronize_libfunc before falling back on an asm blockage.
10989 * config/mips/mips.c: Include libfuncs.h
10990 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10992 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10994 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10995 parameter. Copy stack_reg to r11 where appropriate.
10996 (no_global_regs_above): Add gpr parameter.
10997 (rs6000_stack_info): Only add padding for SPE save area if we
10998 are saving SPE GPRs and CR.
10999 (saveres_routine_syms): New variable.
11000 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11002 (rs6000_savres_routine_sym): New function.
11003 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11005 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11006 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11007 Tweak FPR out-of-line saving.
11008 (rs6000_make_savres_rtx): New function.
11009 (rs6000_use_multiple_p): New function.
11010 (rs6000_savres_strategy): New function.
11011 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11012 out-of-line if appropriate.
11013 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11014 if we are optimizing for size.
11015 (GP_SAVE_INLINE): Define.
11016 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11017 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11018 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11019 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11020 (*save_fpregs_<mode>): Add use of r11.
11021 (*restore_gpregs_<mode>): New insn.
11022 (*return_and_restore_gpregs_<mode>): New insn.
11023 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11025 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11026 (*restore_gpregs_spe): New insn.
11027 (*return_and_restore_gpregs_spe): New insn.
11028 * config/rs6000/predicates.md (save_world_operation): Fix check.
11030 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11032 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11033 this point, so assert that.
11035 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11037 * cfganal.c: Include vec.h and vecprim.h.
11038 (compute_idf): Import from...
11039 * tree-into-ssa (compute_idf): ...here.
11040 * basic-block.h (compute_idf): Export.
11042 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11044 * c-decl.c (merge_decls): Use !current_function_decl to check for
11045 extern declaration of C99 inline function being at file scope.
11047 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11049 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11051 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11053 * alias.c (record_alias_subset, init_alias_analysis): Fix
11054 -Wc++-compat and/or -Wcast-qual warnings.
11055 * attribs.c (lookup_attribute_spec): Likewise.
11056 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11057 copy_bb, connect_traces,
11058 find_rarely_executed_basic_blocks_and_cr): Likewise.
11059 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11060 note_btr_set, migrate_btr_defs): Likewise.
11061 * builtins.c (result_vector, expand_builtin_memcpy,
11062 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11063 builtin_memset_read_str, expand_builtin_printf,
11064 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11066 * caller-save.c (mark_set_regs): Likewise.
11067 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11068 * cgraph.c (cgraph_edge): Likewise.
11069 * combine.c (likely_spilled_retval_1): Likewise.
11070 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11071 htab_counts_entry_del, get_coverage_counts): Likewise.
11072 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11073 new_cselib_val): Likewise.
11074 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11075 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11077 * df-core.c (df_compact_blocks): Likewise.
11078 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11079 * df-scan.c (df_grow_reg_info, df_ref_create,
11080 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11081 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11082 df_record_entry_block_defs, df_record_exit_block_uses,
11083 df_bb_verify): Likewise.
11084 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11085 DF_REF_EXTRACT_MODE_CONST): New.
11086 * dominance.c (get_immediate_dominator, get_dominated_by,
11087 nearest_common_dominator, root_of_dom_tree,
11088 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11089 -Wc++-compat and/or -Wcast-qual warnings.
11090 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11091 record_store, replace_read, check_mem_read_rtx, scan_insn,
11092 dse_step1, dse_record_singleton_alias_set): Likewise.
11093 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11095 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11097 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11098 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11099 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11100 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11101 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11102 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11103 file_name_acquire, output_file_names, add_const_value_attribute,
11104 premark_used_types_helper, file_table_eq, file_table_hash,
11105 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11106 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11107 -Wcast-qual warnings.
11108 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11109 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11110 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11111 gen_reg_rtx, start_sequence, init_emit): Likewise.
11112 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11113 * except.c (init_eh_for_function, gen_eh_region,
11114 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11115 arh_to_landing_pad, arh_to_label, add_action_record,
11116 add_call_site, switch_to_exception_section): Likewise.
11117 * expmed.c (synth_mult): Likewise.
11118 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11119 store_expr): Likewise.
11120 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11122 * function.c (assign_stack_temp_for_type,
11123 allocate_struct_function, match_asm_constraints_1): Likewise.
11124 * gcov-io.c (gcov_allocate): Likewise.
11125 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11126 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11127 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11128 record_one_set, insert_expr_in_table, insert_set_in_table,
11129 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11130 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11131 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11132 -Wcast-qual warnings.
11134 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11136 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11137 -Wcast-qual warnings.
11138 * gcc.c (process_command): Likewise.
11139 * genattrtab.c (oballoc): Use XOBNEW.
11140 (oballocvec): Define.
11141 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11142 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11143 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11144 -Wc++-compat and/or -Wcast-qual warnings.
11145 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11146 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11147 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11148 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11149 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11150 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11151 add_excls, process_presence_absence_names,
11152 process_presence_absence_patterns, add_presence_absence,
11153 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11154 get_free_state, add_arc, get_free_automata_list_el,
11155 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11156 transform_3, cache_presence, create_ainsns, create_automata,
11157 create_state_ainsn_table, dfa_insn_code_enlarge,
11158 output_trans_func, output_min_issue_delay_func,
11159 output_dead_lock_func, output_reset_func,
11160 output_get_cpu_unit_code_func, output_dfa_start_func,
11161 expand_automata): Likewise.
11162 * genextract.c (gen_insn): Likewise.
11163 * gengtype-lex.l: Likewise.
11164 * gengtype.c (read_input_list, adjust_field_type,
11165 process_gc_options): Likewise.
11166 * genoutput.c (note_constraint): Likewise.
11167 * genpreds.c (mangle, add_constraint): Likewise.
11168 * genrecog.c (process_define_predicate, new_decision,
11169 add_to_sequence): Likewise.
11170 * gensupport.c (record_insn_name): Likewise.
11172 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11174 * config/i386/driver-i386.c (detect_caches_amd,
11175 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11176 and/or -Wcast-qual warnings.
11177 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11178 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11179 gt_pch_save): Likewise.
11180 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11181 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11182 * global.c (compute_regsets): Likewise.
11183 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11184 finish_graph_dump_file): Likewise.
11185 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11186 unlink_bb_notes): Likewise.
11187 * integrate.c (get_hard_reg_initial_val): Likewise.
11188 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11189 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11190 * local-alloc.c (update_equiv_regs): Likewise.
11191 * loop-invariant.c (check_invariant_table_size,
11192 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11194 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11195 altered_reg_used, mark_altered): Likewise.
11196 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11197 insert_var_expansion_initialization,
11198 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11199 release_var_copies): Likewise.
11200 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11201 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11202 analyze_accesses_for_phi_node, check_var_notmodified_p,
11203 check_allocation_function, find_sites_in_func,
11204 record_all_accesses_in_func, transform_access_sites,
11205 transform_allocation_sites): Likewise.
11206 * omp-low.c (new_omp_region, create_omp_child_function_name,
11207 check_omp_nesting_restrictions, check_combined_parallel,
11208 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11209 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11210 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11211 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11213 * opts-common.c (prune_options): Likewise.
11214 * opts.c (add_input_filename, print_filtered_help,
11215 get_option_state): Likewise.
11216 * params.c (add_params): Likewise.
11217 * passes.c (set_pass_for_id, next_pass_1,
11218 do_per_function_toporder, pass_fini_dump_file): Likewise.
11219 * postreload.c (reload_cse_simplify_operands): Likewise.
11220 * predict.c (tree_predicted_by_p, tree_predict_edge,
11221 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11223 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11225 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11227 * recog.c (check_asm_operands, validate_change_1): Likewise.
11228 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11229 subst_asm_stack_regs): Likewise.
11230 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11231 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11232 * regmove.c (reg_is_remote_constant_p): Likewise.
11233 * regrename.c (regrename_optimize, scan_rtx_reg,
11234 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11236 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11237 regstat_compute_calls_crossed): Likewise.
11238 * reload1.c (init_reload, new_insn_chain,
11239 has_nonexceptional_receiver, reload, copy_reloads,
11240 calculate_needs_all_insns, init_elim_table): Likewise.
11241 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11242 * rtl.c (shallow_copy_rtx_stat): Likewise.
11243 * rtlanal.c (parms_set): Likewise.
11244 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11245 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11246 * sched-ebb.c (earliest_block_with_similiar_load,
11247 add_deps_for_risky_insns): Likewise.
11248 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11249 schedule_region): Likewise.
11250 * see.c (eq_descriptor_pre_extension,
11251 hash_descriptor_pre_extension, hash_del_pre_extension,
11252 eq_descriptor_properties, hash_descriptor_properties,
11253 hash_del_properties, see_seek_pre_extension_expr,
11254 see_initialize_data_structures, see_print_register_properties,
11255 see_print_pre_extension_expr, see_delete_merged_def_extension,
11256 see_delete_unmerged_def_extension, see_emit_use_extension,
11257 see_pre_delete_extension, see_map_extension, see_commit_changes,
11258 see_analyze_merged_def_local_prop,
11259 see_analyze_merged_def_local_prop,
11260 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11261 see_set_prop_merged_def, see_set_prop_unmerged_def,
11262 see_set_prop_unmerged_use, see_print_one_extension,
11263 see_merge_one_use_extension, see_merge_one_def_extension,
11264 see_store_reference_and_extension, see_update_uses_relevancy,
11265 see_update_defs_relevancy): Likewise.
11266 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11267 hash_statistics_free, curr_statistics_hash): Likewise.
11268 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11269 expand_asm_operands, expand_return, case_bit_test_cmp,
11270 expand_case): Likewise.
11271 * stor-layout.c (start_record_layout): Likewise.
11272 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11273 gt_pch_save_stringpool): Likewise.
11274 * tree-data-ref.c (hash_stmt_vertex_info,
11275 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11276 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11278 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11281 * config/i386/i386.md : Change constraints of HImode and QImode
11282 immediate operands from "i" to "n". Change SImode "ni" constraint to
11283 "i" and SImode "rmi" constraint to "g". Remove all constraints
11284 from const0_operand and const1_operand predicated operands.
11285 (i): Change QImode and HImode attribute from "i" to "n".
11286 (*subqi_2): Change HImode operands to QImode.
11289 2008-06-25 Olivier Hainque <hainque@adacore.com>
11291 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11294 2008-06-25 Richard Guenther <rguenther@suse.de>
11296 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11297 not overflow the result type.
11299 2008-06-25 Richard Guenther <rguenther@suse.de>
11301 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11302 (vn_lookup): Likewise.
11304 2008-06-25 Richard Guenther <rguenther@suse.de>
11306 PR tree-optimization/35518
11307 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11308 * tree-sra.c (instantiate_element): Use fold_build3 to build
11310 (try_instantiate_multiple_fields): Likewise.
11312 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11314 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11317 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11319 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11320 use_backchain_to_restore_sp to true
11321 if the offset of the link register save area would go over the 32k - 1
11322 offset limit of the load
11325 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11327 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11328 anchor for the type-punning blurb. Cross-reference "Structures
11329 unions enumerations and bit-fields implementation". Provide a
11330 cast-through-pointer example. Make final sentence self-contained.
11331 * doc/implement-c.texi (Structures unions enumerations and
11332 bit-fields implementation): Cross-reference the type-punning blurb
11333 in the -fstrict-aliasing documentation.
11335 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11337 PR middle-end/36594
11338 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11339 the memory instead of the memory itself for the save area.
11341 2008-06-24 Olivier Hainque <hainque@adacore.com>
11342 Nicolas Roche <roche@adacore.com>
11344 * gengtype.c (srcdir_len): size_t instead of int.
11345 (get_file_realbasename): New function. For F a filename, the real
11346 basename of F, with all the path components stripped.
11347 (get_file_srcdir_relative_path): New function. For F a filename, the
11348 relative path to F from $(srcdir).
11349 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11350 get_file_realbasename. Adjust the head comment.
11351 (get_prefix_langdir_index): New function. For F a filename, return the
11352 lang_dir_names[] relative index of the language directory that is
11354 (get_file_langdir): For F a filename, return the name of the language
11355 directory where F is located.
11356 (get_file_gtfilename): New function. The gt- output file name for an
11358 (get_output_file_with_visibility): Replace in-line computations with
11359 uses of get_file_gtfilename and get_prefix_langdir_index.
11360 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11362 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11364 PR tree-optimization/36504
11365 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11366 references without base address.
11368 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11370 PR middle-end/36584
11371 * calls.c (expand_call): Increase alignment for recursive functions.
11373 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11375 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11376 (TARGET_FUNCTION_VALUE): New define.
11377 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11378 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11380 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11382 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11383 (fmod<mode>3): Ditto.
11384 (remainderxf3): Ditto.
11385 (remainder<mode>3): Ditto.
11387 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11390 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11391 REG is a hard register.
11393 PR tree-optimization/36508
11394 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11395 499, don't check it at all in release compilers.
11397 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11399 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11400 together with SSE_TARGET_MATH to disable insn pattern.
11401 (*fop_<MODEF:mode>_2_i387): Ditto.
11402 (*fop_<MODEF:mode>_3_i387): Ditto.
11404 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11406 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11408 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11410 PR middle-end/34906
11411 * gimplify.c (gimplify_asm_expr): Check the return code of
11412 parse_output_constraint call, set function return and is_inout
11413 value if it failed.
11415 2008-06-22 Ian Lance Taylor <iant@google.com>
11417 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11418 (narrowest_signed_type): Likewise.
11419 * c-typeck.c (c_common_type): Change local variable mclass to enum
11421 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11422 tcc_comparison, not the tree code itself.
11423 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11424 (c_expand_expr): Cast modifier to enum expand_modifier.
11425 * c-common.h (C_RID_CODE): Add casts.
11426 (C_SET_RID_CODE): Define.
11427 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11428 (c_lex_one_token): Add cast to avoid warning.
11429 (c_parser_objc_type_name): Rename local typename to type_name.
11430 (check_no_duplicate_clause): Change code parameter to enum
11432 (c_parser_omp_var_list_parens): Change kind parameter to enum
11434 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11435 c_parser_omp_list_var_parens.
11436 (c_parser_omp_threadprivate): Likewise.
11437 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11438 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11439 * c-format.c (NO_FMT): Define.
11440 (printf_length_specs): Use NO_FMT.
11441 (asm_fprintf_length_specs): Likewise.
11442 (gcc_diag_length_specs): Likewise.
11443 (scanf_length_specs): Likewise.
11444 (strfmon_length_specs): Likewise.
11445 (gcc_gfc_length_specs): Likewise.
11446 (printf_flag_specs): Change 0 to STD_C89.
11447 (asm_fprintf_flag_specs): Likewise.
11448 (gcc_diag_flag_specs): Likewise.
11449 (gcc_cxxdiag_flag_specs): Likewise.
11450 (scanf_flag_specs): Likewise.
11451 (strftime_flag_specs): Likewise.
11452 (strfmon_flag_specs): Likewise.
11453 (print_char_table): Likewise.
11454 (asm_fprintf_char_table): Likewise.
11455 (gcc_diag_char_table): Likewise.
11456 (gcc_tdiag_char_table): Likewise.
11457 (gcc_cdiag_char_table): Likewise.
11458 (gcc_cxxdiag_char_table): Likewise.
11459 (gcc_gfc_char_table): Likewise.
11460 (scan_char_table): Likewise.
11461 (time_char_table): Likewis.
11462 (monetary_char_table): Likewise.
11463 * c-format.h (BADLEN): Likewise.
11465 2008-06-21 Ian Lance Taylor <iant@google.com>
11467 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11468 Define END_OF_BASE_TREE_CODES around inclusion.
11469 * tree.c (tree_code_type): New global array.
11470 (tree_code_length, tree_code_name): Likewise.
11471 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11472 $(lang_tree_files).
11473 (all-tree.def, s-alltree): New targets.
11474 (gencheck.h, s-gencheck): Remove.
11475 (tree.o): Depend upon all-tree.def.
11476 (build/gencheck.o): Remove gencheck.h dependency.
11477 (mostlyclean): Don't remove gencheck.h.
11478 * c-common.h (enum c_tree_code): Remove.
11479 * c-lang.c (tree_code_type): Remove.
11480 (tree_code_length, tree_code_name): Remove.
11481 * gencheck.c (tree_codes): Include all-tree.def, rather than
11482 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11484 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11486 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11487 (operator_name_info): Size to MAX_TREE_CODES.
11488 (assignment_operator_name_info): Likewise.
11489 * cp/cp-lang.c (tree_code_type): Remove.
11490 (tree_code_length, tree_code_name): Remove.
11491 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11492 (assignment_operator_name_info): Likewise.
11493 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11495 * cp/mangle.c (write_expression): Likewise.
11496 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11497 * fortran/f95-lang.c (tree_code_type): Remove.
11498 (tree_code_length, tree_code_name): Remove.
11499 * java/java-tree.h (enum java_tree_code): Remove.
11500 * java/lang.c (tree_code_type): Remove.
11501 (tree_code_length, tree_code_name): Remove.
11502 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11503 * objc/objc-act.h (enum objc_tree_code): Remove.
11504 * objc/objc-lang.c (tree_code_type): Remove.
11505 (tree_code_length, tree_code_name): Remove.
11506 * objcp/objcp-lang.c (tree_code_type): Remove.
11507 (tree_code_length, tree_code_name): Remove.
11508 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11509 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11510 * ada/misc.c (tree_code_type): Remove.
11511 (tree_code_length, tree_code_name): Remove.
11513 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11515 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11516 the grand_bitmap_obstack.
11518 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11520 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11521 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11522 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11523 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11524 move_stmt_r, new_label_mapper): Likewise.
11525 * tree-complex.c (cvc_lookup): Likewise.
11526 * tree-dfa.c (create_function_ann): Likewise.
11527 * tree-dump.c (dump_register): Likewise.
11528 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11529 find_phi_replacement_condition): Likewise.
11530 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11531 tree_function_versioning): Likewise.
11532 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11533 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11534 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11535 get_nonlocal_debug_decl, convert_nonlocal_reference,
11536 convert_nonlocal_omp_clauses, get_local_debug_decl,
11537 convert_local_reference, convert_local_omp_clauses,
11538 convert_nl_goto_reference, convert_nl_goto_receiver,
11539 convert_tramp_reference, convert_call_expr): Likewise.
11540 * tree-outof-ssa.c (contains_tree_r): Likewise.
11541 * tree-parloops.c (reduction_phi, initialize_reductions,
11542 eliminate_local_variables_1, add_field_for_reduction,
11543 add_field_for_name, create_phi_for_local_result,
11544 create_call_for_reduction_1, create_loads_for_reductions,
11545 create_stores_for_reduction, create_loads_and_stores_for_name):
11547 * tree-phinodes.c (allocate_phi_node): Likewise.
11548 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11549 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11550 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11551 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11552 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11553 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11554 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11555 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11556 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11557 vn_nary_op_insert): Likewise.
11558 * tree-ssa.c (redirect_edge_var_map_add,
11559 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11560 * tree-vectorizer.c (vectorize_loops): Likewise.
11561 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11562 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11563 tree_cons_stat, build1_stat, build_variant_type_copy,
11564 decl_init_priority_lookup, decl_fini_priority_lookup,
11565 decl_priority_info, decl_restrict_base_lookup,
11566 decl_restrict_base_insert, decl_debug_expr_lookup,
11567 decl_debug_expr_insert, decl_value_expr_lookup,
11568 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11569 type_hash_add, get_file_function_name, tree_check_failed,
11570 tree_not_check_failed, tree_range_check_failed,
11571 omp_clause_range_check_failed, build_omp_clause,
11572 build_vl_exp_stat): Likewise.
11573 * value-prof.c (gimple_histogram_value,
11574 gimple_duplicate_stmt_histograms): Likewise.
11575 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11576 unshare_variable, variable_union_info_cmp_pos, variable_union,
11577 dataflow_set_different_1, dataflow_set_different_2,
11578 vt_find_locations, variable_was_changed, set_variable_part,
11579 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11580 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11581 section_entry_hash, object_block_entry_eq,
11582 object_block_entry_hash, create_block_symbol,
11583 initialize_cold_section_name, default_function_rodata_section,
11584 strip_reg_name, set_user_assembler_name, const_desc_eq,
11585 build_constant_desc, output_constant_def, lookup_constant_def,
11586 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11587 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11588 default_internal_label): Likewise.
11589 * varray.c (varray_init, varray_grow): Likewise.
11590 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11592 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11594 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11595 operators for "test" insn. Macroize insn using SWI mode macro.
11596 (*jcc_fused_2): Ditto.
11597 (*jcc_fused_3): Macroize insn using SWI mode macro.
11598 (*jcc_fused_4): Ditto.
11600 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11602 * tree-ssa-pre.c: Fix typo in comment.
11603 (init_antic, fini_antic): Add explicit funtions for
11604 initializing and deinitializing ANTIC and AVAIL sets.
11605 (create_expression_by_pieces): Fix typo in comment.
11606 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11607 (execute_pre): Eventually dump details about ANTIC_IN.
11609 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11611 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11612 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11613 add_to_obstack, file_at_path, find_a_file, execute,
11614 add_preprocessor_option, add_assembler_option, add_linker_option,
11615 process_command, insert_wrapper, do_option_spec, do_self_spec,
11616 spec_path, do_spec_1, is_directory, main, used_arg,
11617 getenv_spec_function): Likewise.
11618 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11619 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11622 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11624 * doc/rtl.texi: Updated subreg section.
11626 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11629 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11630 node->needed and node->reachable.
11631 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11632 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11633 (expand_task_call): Don't call expand_task_copyfn.
11634 (expand_task_copyfn): Renamed to...
11635 (finalize_task_copyfn): ... this.
11637 2008-06-19 Jan Hubicka <jh@suse.cz>
11639 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11640 clobbering framepointer.
11642 2008-06-19 Jan Hubicka <jh@suse.cz>
11644 * tree-optimize.c (execute_early_local_optimizations): Set
11645 cgraph_state only at first invocation.
11647 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11649 * system.h (-Wc++-compat): Activate as a warning, no an error.
11651 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11653 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11654 instead of "#" in insn asm template.
11655 (*jcc_fused_2): Ditto.
11657 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11659 * config/i386/i386.h (ix86_tune_indices)
11660 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11661 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11662 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11663 (*jcc_fused_2): Ditto.
11664 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11665 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11666 (print operand): Handle 'E' and 'e' code.
11668 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11670 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11671 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11672 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11674 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11676 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11678 (cgraph_expand_function): Use local copy of decl.
11679 (cgraph_expand_all_functions): Remove redundant initialization of
11681 (cgraph_optimize): Reword internal_error message.
11683 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11685 * arm-protos.h (arm_return_in_memory): Remove public
11686 arm_return_in_memory() prototype.
11687 * arm.c (arm_return_in_memory): Add static prototype, add target
11688 hook macro, change definition and comments.
11689 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11691 2008-06-19 Ben Elliston <bje@au.ibm.com>
11693 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11694 real.c: Remove references to IEEE 754R.
11695 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11696 * doc/libgcc.texi (Decimal float library routines): Likewise.
11698 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11700 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11701 (default_unwind_word_mode): Add prototype.
11702 * targhooks.c (default_unwind_word_mode): New function.
11703 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11704 instead of word_mode.
11705 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11706 (TARGET_INITIALIZER): Use it.
11708 * c-common.c (handle_mode_attribute): Support "unwind_word"
11710 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11712 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11713 word_mode to access SjLj_Function_Context member "data".
11714 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11715 conversion from targetm.eh_return_filter_mode () to
11716 targetm.unwind_word_mode () if they differ.
11718 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11719 (BT_FN_UNWINDWORD_PTR): New function type.
11720 (BT_FN_WORD_PTR): Remove.
11721 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11722 * except.c (expand_builtin_extend_pointer): Convert pointer to
11723 targetm.unwind_word_mode () instead of word_mode.
11725 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11726 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11727 (spu_unwind_word_mode): New function.
11728 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11729 (TARGET_UNWIND_WORD_MODE): Define.
11730 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11732 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11734 * config/spu/spu.c (reg_align): Remove.
11735 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11736 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11737 (spu_split_store): Likewise.
11739 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11741 * gcc/tree-vn.c: Fix typo in comment.
11743 2008-06-18 Jan Hubicka <jh@suse.cz>
11745 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11746 toplevel reorder too.
11748 2008-06-18 Jan Hubicka <jh@suse.cz>
11750 * c-opts.c (c_common_post_options): PCH is not compatible with
11752 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11753 -fno-toplevel-reorder by default now.
11755 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11757 PR documentation/30739
11758 * doc/install.texi (Prerequisites): Document dependency on awk.
11760 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11761 Ian Lance Taylor <iant@google.com>
11763 PR rtl-optimization/35604
11764 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11765 only want to change jump destinations, not eventual label comparisons.
11767 2008-06-16 Jan Hubicka <jh@suse.cz>
11769 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11771 (cgraph_analyze_function): Likewise.
11773 2008-06-16 Jan Hubicka <jh@suse.cz>
11775 * cgraph.h (cgraph_mark_if_needed): New function.
11776 * cgraphunit.c (cgraph_mark_if_needed): New function.
11777 * c-decl.c (duplicate_decl): Use it.
11779 2008-06-16 Jan Hubicka <jh@suse.cz>
11781 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11784 2008-06-16 Jan Hubicka <jh@suse.cz>
11786 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11788 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11789 Kazu Hirata <kazu@codesourcery.com>
11790 Maxim Kuvyrkov <maxim@codesourcery.com
11792 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11793 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11794 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11795 EXTRA_SPEC_FUNCTIONS.
11796 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11797 (DRIVER_SELF_SPECS): Adjust.
11798 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11799 * config/mips/st.h, config/mips/t-st: New.
11800 * config/mips/driver-native.c, config/mips/x-native: New.
11801 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11804 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11806 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11808 (ISA_HAS_FP_CONDMOVE): New macro.
11809 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11810 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11811 (ISA_HAS_NMADD3_NMSUB3): New macro.
11812 * config/mips/mips.c (mips_rtx_costs): Update.
11813 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11814 compiling for ST Loongson 2E/2F.
11815 (madd<mode>): Rename to madd4<mode>. Update.
11816 (madd3<mode>): New pattern.
11817 (msub<mode>): Rename to msub4<mode>. Update.
11818 (msub3<mode>): New pattern.
11819 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11820 (nmadd3<mode>): New pattern.
11821 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11822 (nmadd3<mode>_fastmath): New pattern.
11823 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11824 (nmsub3<mode>): New pattern.
11825 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11826 (nmsub3<mode>_fastmath): New pattern.
11827 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11829 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11831 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11832 (DF_REF_INSN_INFO): New.
11833 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11834 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11835 with a NULL DF_REF_INSN_INFO.
11836 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11838 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11839 DF_INSN_INFO_EQ_USES): New.
11840 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11841 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11842 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11843 * df-core.c: Update comment for above changes.
11844 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11845 DF_INSN_UID_* macros.
11846 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11847 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11848 insn rtx. Update all callers.
11849 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11850 df_ref_create_structure, df_insn_refs_collect): Likewise.
11851 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11852 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11853 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11854 macros to access the insn refs.
11855 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11856 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11857 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11858 for accessing the refs.
11859 (try_fwprop_subst): Likewise.
11860 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11861 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11862 for accessing the refs.
11863 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11864 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11865 to look at the insn refs.
11866 (record_uses): Likewise.
11867 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11869 (mark_artificial_uses): Don't mark_insn for artificial refs.
11870 (mark_reg_rependencies): Likewise.
11872 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11874 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11876 * configure: Regenerate.
11878 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11880 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11881 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11882 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11884 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11886 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11887 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11888 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11890 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11892 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11893 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11894 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11896 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11898 * tree-ssa-sccvn.c: Fix format of comments.
11900 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11902 * cgraph.c: Remove unneeded forward declarations of eq_node()
11905 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11907 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11909 (see_update_relevancy): Likewise.
11910 * fwprop.c (try_fwprop_subst): Likewise.
11911 * rtlanal.c (noop_move_p): Likewise.
11912 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11913 notes to non-existing libcall blocks.
11914 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11916 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11917 (dead_libcall_p): Remove.
11918 (delete_trivially_dead_insns): Don't use it.
11919 * web.c (union_defs): Remove comment about keeping nops.
11920 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11921 (compute_hash_table_work): Don't track libcall notes.
11922 (do_local_cprop): Don't take libcall pointers. Don't update
11924 (adjust_libcall_notes): Deleted.
11925 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11926 ever have existed in the first place).
11927 (replace_store_insn): Don't try to remove libcall notes.
11928 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11929 (resolve_reg_notes): Don't call them.
11930 (resolve_simple_move): Likewise.
11931 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11932 Don't remove REG_RETVAL notes.
11933 * emit-rtl.c (try_split): Don't update libcall notes.
11934 (emit_copy_of_insn_after): Dito.
11935 * cselib.c (cselib_current_insn_in_libcall): Remove.
11936 (cselib_process_insn): Don't set/clear it.
11937 (new_elt_loc_list): Don't record it.
11938 (cselib_init): Don't initialize it.
11939 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11940 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11942 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11943 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11944 (init_deps): Don't initialize it.
11945 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11946 * combine.c (delete_noop_moves): Don't update libcall notes.
11947 (can_combine_p): Remove now pointless #if 0 block.
11948 (try_combine): Remove another obsolete #if 0 block.
11949 (distribute_notes): Don't distribute libcall notes.
11950 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11951 * dce.c (libcall_dead_p): Remove.
11952 (delete_unmarked_insns): Don't handle libcall blocks.
11953 (preserve_libcall_for_dce): Remove.
11954 (prescan_insns_for_dce): Don't special-case libcall block insns.
11955 * reload1 (reload): Don't handle libcall notes.
11956 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11959 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11961 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11962 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11963 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11965 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11967 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11968 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11969 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11971 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11973 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11975 2008-06-16 Ira Rosen <irar@il.ibm.com>
11977 PR tree-optimization/36493
11978 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11979 the arguments list. Use VECTYPE to create vector pointer.
11980 (vectorizable_store): Fail if accesses through a pointer to vectype
11981 do not alias the original memory reference operands.
11982 Call vect_create_data_ref_ptr without the removed argument.
11983 (vectorizable_load): Likewise.
11984 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11987 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11990 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11991 reg_equiv_constant.
11993 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11995 * config/mips/loongson2ef.md: New file.
11996 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
11997 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
11998 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
11999 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12000 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12002 (loongson2ef.md): New include.
12003 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12004 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12005 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12006 (loongson_gt_<mode>, loongson_extract_halfword)
12007 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12008 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12009 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12010 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12011 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12012 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12013 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12014 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12015 (vec_interleave_low<mode>): Define type attribute.
12016 * config/mips/mips.c (mips_ls2): New static variable.
12017 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12018 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12019 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12020 Implement target scheduling hooks.
12021 (mips_multipass_dfa_lookahead): Update to handle tuning for
12023 (mips_sched_init): Initialize data for Loongson scheduling.
12024 (mips_ls2_variable_issue): New static function.
12025 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12027 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12028 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12029 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12030 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12031 Handle ST Loongson 2E/2F cores.
12032 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12034 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12036 * omp-low.c (extract_omp_for_data): Fix comment typo.
12039 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12041 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12042 FIXME note about gcc/config.guess.
12043 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12044 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12045 * doc/cppopts.texi: Likewise.
12046 * doc/extend.texi: Likewise.
12047 * doc/gcc.texi: Likewise.
12048 * doc/gccint.texi: Likewise.
12049 * doc/gcov.texi: Likewise.
12050 * doc/gty.texi: Likewise.
12051 * doc/hostconfig.texi: Likewise.
12052 * doc/install.texi: Likewise.
12053 * doc/invoke.texi: Likewise.
12054 * doc/loop.texi: Likewise.
12055 * doc/makefile.texi: Likewise.
12056 * doc/md.texi: Likewise.
12057 * doc/passes.texi: Likewise.
12058 * doc/tm.texi: Likewise.
12059 * doc/tree-ssa.texi: Likewise.
12060 * doc/trouble.texi: Likewise.
12062 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12063 Nathan Sidwell <nathan@codesourcery.com>
12064 Maxim Kuvyrkov <maxim@codesourcery.com>
12065 Richard Sandiford <rdsandiford@googlemail.com>
12067 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12068 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12069 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12071 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12072 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12073 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12075 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12076 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12077 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12078 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12079 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12080 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12081 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12082 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12083 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12084 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12085 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12086 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12087 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12088 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12089 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12090 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12091 (mips_builtins): Add Loongson builtins.
12092 (mips_loongson_2ef_bdesc): New.
12093 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12094 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12095 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12096 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12098 (mips_expand_vector_init): New.
12099 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12100 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12102 * config/mips/mips.md: Add unspec numbers for Loongson
12103 builtins. Include loongson.md.
12104 (MOVE64): Include Loongson vector modes.
12105 (SPLITF): Include Loongson vector modes.
12106 (HALFMODE): Handle Loongson vector modes.
12107 * config/mips/loongson.md: New.
12108 * config/mips/loongson.h: New.
12109 * config.gcc: Add loongson.h header for mips*-*-* targets.
12110 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12112 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12114 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12115 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12116 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12117 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12118 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12119 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12120 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12121 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12122 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12123 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12124 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12125 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12126 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12127 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12128 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12129 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12130 Remove use_fixproto=yes.
12131 (ia64*-*-hpux*): Remove comment about using fixproto.
12132 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12134 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12136 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12138 * configure: Regenerate.
12140 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12142 PR middle-end/36520
12143 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12144 before evaluating it.
12146 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12149 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12150 nested inline functions.
12151 (start_decl, start_function): Don't invert DECL_EXTERNAL
12152 for nested inline functions.
12154 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12156 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12157 splits that must be made for correctness.
12159 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12161 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12162 (AVAIL_NON_MIPS16): Likewise.
12163 (mips_builtin_description): Replace target_flags with a predicate.
12164 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12165 (dspr2_32): New availability predicates.
12166 (MIPS_BUILTIN): New macro.
12167 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12168 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12169 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12170 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12171 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12172 (mips_dsp_32only_bdesc): Merge into...
12173 (mips_builtins): ...this new array.
12174 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12175 (mips_init_builtins): Update after above changes.
12176 (mips_expand_builtin_1): Merge into...
12177 (mips_expand_builtin): ...here and update after above changes.
12179 2008-06-12 Paul Brook <paul@codesourcery.com>
12181 * longlong.h (__arm__): Define count_leading_zeros.
12182 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12183 (clzsi2, clzdi2): New functions.
12184 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12185 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12186 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12187 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12188 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12189 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12190 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12191 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12192 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12193 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12195 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12197 * config/m68k/m68k.c (m68k_tune_flags): New.
12198 (override_options): Compute m68k_tune_flags.
12199 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12200 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12202 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12204 PR middle-end/36506
12205 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12207 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12209 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12210 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12212 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12214 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12215 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12217 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12219 PR middle-end/36506
12220 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12223 2008-06-12 Richard Guenther <rguenther@suse.de>
12225 PR tree-optimization/36345
12226 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12227 add memory_tag_needed flag.
12228 (may_alias_p): Declare.
12229 * tree-ssa-alias.c (may_alias_p): Export.
12230 (set_initial_properties): Use memory_tag_needed flag.
12231 (update_reference_counts): Likewise.
12232 (reset_alias_info): Reset memory_tag_needed flag.
12233 (create_name_tags): Check memory_tag_needed flag.
12234 (dump_points_to_info_for): Dump it.
12235 * tree-ssa-structalias.c (struct variable_info): Remove
12236 directly_dereferenced flag.
12237 (new_var_info): Do not initialize it.
12238 (process_constraint_1): Do not set it.
12239 (update_alias_info): Set is_dereferenced flag.
12240 (set_uids_in_ptset): Use may_alias_p.
12241 (set_used_smts): Check memory_tag_needed flag.
12242 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12243 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12244 memory_tag_needed flag.
12245 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12246 from broken design.
12248 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12250 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12251 red zone for w64 abi.
12252 (ix86_expand_prologue): Likewise.
12253 (ix86_force_to_memory): Likewise.
12254 (ix86_free_from_memory): Likewise.
12256 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12259 * config/rs6000/rs6000.c (rs6000_override_options): Set
12260 rs6000_isel conditionally to the absence of comand line override.
12261 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12262 Remove duplicate rs6000_isel setting.
12263 * config/rs6000/eabispe.h: Ditto.
12265 2008-06-11 Richard Guenther <rguenther@suse.de>
12267 * alias.c (get_alias_set): Use the element alias-set for arrays.
12268 (record_component_aliases): For arrays and vectors do nothing.
12269 * c-common.c (strict_aliasing_warning): Handle the cases
12270 of alias set zero explicitly.
12271 * Makefile.in (dfp.o-warn): Add -Wno-error.
12273 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12275 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12277 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12278 tune_32 tune_64 to supported_defaults. Allow values not
12279 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12280 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12281 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12282 with_cpu_64 to generic for 64-bit-supporting configurations, not
12283 with_cpu. Remove FIXMEs.
12284 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12285 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12286 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12287 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12288 arch_32 and arch_64.
12290 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12291 Olivier Hainque <hainque@adacore.com>
12293 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12294 Use DECL_SIZE_UNIT to retrieve the size of the field.
12296 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12298 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12299 with function calls after declarations. Lay out
12300 neon_float_type_node before further use.
12302 2008-06-11 Richard Guenther <rguenther@suse.de>
12304 * tree-flow.h (may_point_to_global_var): Declare.
12305 * tree-ssa-alias.c (may_point_to_global_var): New function.
12306 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12308 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12310 * configure.ac: Teach that fido supports .debug_line.
12311 * configure: Regenerate.
12313 2008-06-10 Tom Tromey <tromey@redhat.com>
12315 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12318 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12320 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12321 (encode_decimal64, decode_decimal64, encode_decimal128,
12322 decode_decimal128): Reverse order of 32-bit parts of value if host
12323 and target endianness differ.
12325 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12327 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12328 Avoid division by 0.
12329 (tree_mod_pow2_value_transform): Likewise.
12330 (tree_ic_transform): Likewise.
12331 (tree_stringops_transform): Likewise.
12332 (tree_mod_subtract_transform): Likewise.
12333 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12334 (copy_edges_for_bb): Likewise.
12335 (initialize_cfun): Likewise.
12337 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12339 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12340 nonmemory_operand. Add "N" operand constraint.
12342 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12343 (*jcc_btsi_mask): Ditto.
12344 (*jcc_btsi_mask_1): Ditto.
12346 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12348 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12349 TYPE_CANONICAL for copied element type.
12351 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12354 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12355 Add m_CORE2 and m_GENERIC.
12356 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12357 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12359 (*jcc_btdi_rex64): New instruction and split pattern.
12360 (*jcc_btsi): Ditto.
12361 (*jcc_btsi_1): Ditto.
12362 (*btsq): Fix Intel asm dialect operand order.
12366 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12368 PR middle-end/36447
12369 * simplify-rtx.c (simplify_subreg): Add check for shift count
12372 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12374 * doc/md.texi: Synchronize with later constraints.md change.
12375 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12376 with a C implementation.
12377 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12379 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12380 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12381 when moving to and from MD_REGNUM.
12382 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12383 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12384 Handle byte and halfword moves.
12385 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12387 * config/mips/constraints.md (h): Turn into NO_REGS.
12388 (l, x): Update documentation.
12389 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12390 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12391 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12392 (HILO): New mode iterator.
12394 (any_div): New code iterator.
12395 (u): Extend code attribute to div and udiv.
12396 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12397 d_operand in the splitters. Remove redundant CONST_INT checks.
12398 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12399 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12400 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12401 accordingly, using normal moves instead of unspecs to move LO into
12402 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12403 (<u>mulsidi3): Handle expansion in C code.
12404 (<u>mulsidi3_32bit_internal): Rename to...
12405 (<u>mulsidi3_32bit): ...this.
12406 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12407 (*<u>mulsidi3_64bit): Rename to...
12408 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12409 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12410 to set LO and HI to the multiplication result. Use a normal move
12411 for MFLO and an unspec for MFHI.
12412 (*<u>mulsidi3_64bit_parts): Replace with...
12413 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12414 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12415 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12416 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12417 instead of HI. Split the instruction into a separate multiplication
12418 and MFHI if !TARGET_FIX_R4000.
12419 (<su>muldi3_highpart): Likewise.
12420 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12421 and the "=h" clobber.
12422 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12423 (<u>mulditi3): New expander.
12424 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12425 (madsi): Remove "=h" clobber.
12426 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12427 Force the modulus result to be a GPR and split the instruction into
12428 a division followed by an MFHI after reload.
12429 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12430 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12431 the MIPS16 HIGH define_split.
12432 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12433 of acc<->gpr moves to "multi".
12434 (*movdi_64bit): Replace the single "x" alternative with
12435 alternatives for moving into and out of "a".
12436 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12437 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12438 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12439 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12440 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12441 (movti): New expander.
12442 (*movti, *movti_mips16): New insns.
12443 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12444 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12445 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12446 * config/mips/predicates.md (fpr_operand): Delete.
12447 (d_operand): New predicate.
12449 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12451 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12452 failure on some Bourne shells.
12453 (x86_64-*-*): Ditto.
12455 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12457 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12459 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12461 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12462 (sparc-sun-solaris2*): Likewise.
12464 2008-06-09 Arnaud Charlet <charlet@adacore.com
12466 * doc/install.texi: Update requirements to build the Ada compiler.
12468 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12470 * df-scan.c (struct df_scan_problem_data): Remove the
12471 mw_link_pool alloc pool.
12472 (df_scan_free_internal): Don't free it.
12473 (df_scan_alloc): Don't allocate it.
12474 * df.h (struct df_link): Update comment.
12476 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12478 * except.h: Correct checks for when SJLJ exceptions must be used.
12480 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12482 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12485 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12487 PR tree-optimization/36218
12488 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12489 configure for the build system.
12490 (BUILD_LDFLAGS): Define.
12491 * configure: Regenerate.
12492 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12494 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12497 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12498 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12499 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12501 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12503 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12505 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12507 * config.gcc (Obsolete configurations): Remove list of
12509 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12510 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12511 targets matched by those patterns.
12512 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12513 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12514 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12515 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12516 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12517 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12518 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12519 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12520 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12521 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12522 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12523 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12524 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12525 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12526 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12527 Make code for Solaris 7 and greater unconditional for Solaris.
12528 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12529 Remove --with-* handling.
12530 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12531 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12532 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12533 LINK_OS_WINDISS_SPEC): Remove.
12534 * config/rs6000/sysv4.opt (mwindiss): Remove.
12535 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12536 * configure: Regenerate.
12537 * doc/cpp.texi: Don't mention BeOS.
12538 * doc/extend.texi (interrupt): Don't mention MS1.
12539 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12540 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12541 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12542 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12543 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12545 * doc/invoke.texi (MT Options): Remove.
12546 (-mwindiss): Remove.
12547 (CRIS Options): Remove cris-axis-aout references.
12548 (HPPA Options): Don't mention hppa1.1-*-pro.
12549 * doc/md.texi: (MorphoTech family): Remove.
12550 * libgcc2.c: Don't handle UWIN.
12551 * config/alpha/t-unicosmk: Remove.
12552 * config/alpha/unicosmk.h: Remove.
12553 * config/arm/kaos-arm.h: Remove.
12554 * config/arm/kaos-strongarm.h: Remove.
12555 * config/arm/strongarm-coff.h: Remove.
12556 * config/arm/strongarm-elf.h: Remove.
12557 * config/arm/strongarm-pe.h: Remove.
12558 * config/arm/t-strongarm-pe: Remove.
12559 * config/arm/t-xscale-coff: Remove.
12560 * config/arm/t-xscale-elf: Remove.
12561 * config/arm/xscale-coff.h: Remove.
12562 * config/arm/xscale-elf.h: Remove.
12563 * config/chorus.h: Remove.
12564 * config/cris/aout.h: Remove.
12565 * config/cris/aout.opt: Remove.
12566 * config/cris/t-aout: Remove.
12567 * config/i386/beos-elf.h: Remove.
12568 * config/i386/kaos-i386.h: Remove.
12569 * config/i386/ptx4-i.h: Remove.
12570 * config/i386/sco5.h: Remove.
12571 * config/i386/sco5.opt: Remove.
12572 * config/i386/sysv4-cpp.h: Remove.
12573 * config/i386/sysv5.h: Remove.
12574 * config/i386/t-beos: Remove.
12575 * config/i386/t-sco5: Remove.
12576 * config/i386/t-uwin: Remove.
12577 * config/i386/uwin.asm: Remove.
12578 * config/i386/uwin.h: Remove.
12579 * config/kaos.h: Remove.
12580 * config/mips/windiss.h: Remove.
12581 * config/mt: Remove directory.
12582 * config/pa/pa-osf.h: Remove.
12583 * config/pa/pa-pro-end.h: Remove.
12584 * config/pa/t-pro: Remove.
12585 * config/ptx4.h: Remove.
12586 * config/rs6000/beos.h: Remove.
12587 * config/rs6000/kaos-ppc.h: Remove.
12588 * config/rs6000/t-beos: Remove.
12589 * config/rs6000/windiss.h: Remove.
12590 * config/sh/kaos-sh.h: Remove.
12591 * config/sol2-6.h: Remove.
12592 * config/sparc/sol26-sld.h: Remove.
12593 * config/sparc/sysv4-only.h: Remove.
12594 * config/vax/bsd.h: Remove.
12595 * config/vax/t-memfuncs: Remove.
12596 * config/vax/ultrix.h: Remove.
12597 * config/vax/vaxv.h: Remove.
12598 * config/windiss.h: Remove.
12600 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12602 PR rtl-optimization/36438
12603 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12604 for vector shifts with constant scalar shift operands.
12606 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12608 * doc/invoke.texi: Document -march=xlr.
12609 * config/mips/xlr.md: New file.
12610 * config/mips/mips.md: Include it.
12612 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12613 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12614 (mips_rtx_cost_data): Likewise.
12616 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12618 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12619 PRE_INC and PRE_DEC cases.
12621 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12623 PR rtl-optimization/36419
12624 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12625 the emitting jump insn.
12628 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12629 is not bool, boolify the whole *expr_p and convert to the desired type.
12631 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12633 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12634 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12635 Add omp_private_outer_ref hook, add another argument to
12636 omp_clause_default_ctor hook.
12637 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12638 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12639 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12640 hook_tree_tree_tree_tree_null.
12641 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12642 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12643 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12644 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12645 * tree.def (OMP_TASK): New tree code.
12646 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12647 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12648 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12649 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12650 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12651 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12652 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12653 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12654 (OMP_DIRECTIVE_P): Add OMP_TASK.
12655 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12656 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12657 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12658 and OMP_CLAUSE_UNTIED entries.
12659 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12661 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12662 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12663 * tree-pretty-print.c (dump_omp_clause): Handle
12664 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12665 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12666 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12667 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12668 warning about unsigned iterators. Change decl/init/cond/incr
12669 arguments to TREE_VECs, check arguments for all collapsed loops.
12670 (c_finish_omp_taskwait): New function.
12671 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12673 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12674 default_function_array_conversion on init. Add par_clauses argument.
12675 If decl is present in parallel's lastprivate clause, change it to
12676 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12677 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12678 collapse count in clauses.
12679 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12680 c_parser_omp_for_loop callers.
12681 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12682 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12683 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12684 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12686 (c_parser_omp_clause_schedule): Handle schedule(auto).
12687 Include correct location in the error message.
12688 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12689 and PRAGMA_OMP_CLAUSE_UNTIED.
12690 (OMP_TASK_CLAUSE_MASK): Define.
12691 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12692 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12693 * tree-nested.c (convert_nonlocal_omp_clauses,
12694 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12695 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12696 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12697 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12699 (conver_nonlocal_reference, convert_local_reference,
12700 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12701 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12702 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12703 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12704 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12705 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12706 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12707 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12708 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12710 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12711 * c-common.h (c_finish_omp_taskwait): New prototype.
12712 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12713 * tree-parloops.c (create_parallel_loop): Create 1 entry
12714 vectors for OMP_FOR_{INIT,COND,INCR}.
12715 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12716 (make_edges): Handle OMP_TASK.
12717 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12718 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12719 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12720 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12721 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12722 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12723 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12724 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12725 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12726 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12727 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12728 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12729 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12730 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12731 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12732 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12733 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12734 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12735 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12736 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12737 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12738 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12739 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12740 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12741 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12742 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12743 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12744 original iterator is present in lastprivate clause or if
12745 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12746 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12747 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12748 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12749 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12750 if it is set, lookup var in outer contexts too. Handle
12751 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12752 to be implicitly determined firstprivate for task regions.
12753 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12754 if it is set, lookup var in outer contexts too. Set
12755 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12756 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12757 OMP_CLAUSE_UNTIED. Take region_type as last argument
12758 instead of in_parallel and in_combined_parallel.
12759 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12761 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12762 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12763 (new_omp_context): Set default_kind to
12764 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12765 (omp_region_type): New enum.
12766 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12767 fields, add region_type.
12768 (new_omp_context): Take region_type as argument instead of is_parallel
12769 and is_combined_parallel.
12770 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12771 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12772 ctx->is_combined_parallel checks.
12773 (gimplify_omp_task): New function.
12774 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12776 * omp-low.c (extract_omp_for_data): Use schedule(static)
12777 for schedule(auto). Handle pointer and unsigned iterators.
12778 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12779 Add loops argument. Extract data for collapsed OMP_FOR loops.
12780 (expand_parallel_call): Assert sched_kind isn't auto,
12781 map runtime schedule to index 3.
12782 (struct omp_for_data_loop): New type.
12783 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12784 Add loop, loops, collapse and iter_type fields.
12785 (workshare_safe_to_combine_p): Disallow combined for if
12786 iter_type is unsigned long long. Don't combine collapse > 1 loops
12787 unless all bounds and steps are constant. Adjust extract_omp_for_data
12789 (expand_omp_for_generic): Handle pointer, unsigned and long long
12790 iterators. Handle collapsed OMP_FOR loops. Adjust
12791 for struct omp_for_data changes. If libgomp function doesn't return
12792 boolean_type_node, add comparison of the return value with 0.
12793 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12794 pointer, unsigned and long long iterators. Adjust for struct
12795 omp_for_data changes.
12796 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12797 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12798 unsigned long long. Allocate loops array, pass it to
12799 extract_omp_for_data. For collapse > 1 loops use always
12800 expand_omp_for_generic.
12801 (omp_context): Add sfield_map and srecord_type fields.
12802 (is_task_ctx, lookup_sfield): New functions.
12803 (use_pointer_for_field): Use is_task_ctx helper. Change first
12804 argument's type from const_tree to tree. Clarify comment.
12805 In OMP_TASK disallow copy-in/out sharing.
12806 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12807 (install_var_field): Add mask argument. Populate both record_type
12808 and srecord_type if needed.
12809 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12811 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12812 and DECL_FIELD_OFFSET.
12813 (scan_sharing_clauses): Adjust install_var_field callers. For
12814 firstprivate clauses on explicit tasks allocate the var by value in
12815 record_type unconditionally, rather than by reference.
12816 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12817 Use is_taskreg_ctx instead of is_parallel_ctx.
12818 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12819 (create_omp_child_function_name): Add task_copy argument, use
12820 *_omp_cpyfn* names if it is true.
12821 (create_omp_child_function): Add task_copy argument, if true create
12822 *_omp_cpyfn* helper function.
12823 (scan_omp_parallel): Adjust create_omp_child_function callers.
12824 Rename parallel_nesting_level to taskreg_nesting_level.
12825 (scan_omp_task): New function.
12826 (lower_rec_input_clauses): Don't run constructors for firstprivate
12827 explicit task vars which are initialized by *_omp_cpyfn*.
12828 Pass outer var ref to omp_clause_default_ctor hook if
12829 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12830 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12831 OMP_CLAUSE_REDUCTION_INIT.
12832 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12833 avoid duplicate setting of fields. Handle
12834 OMP_CLAUSE_PRIVATE_OUTER_REF.
12835 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12836 copy-out if TREE_READONLY, only copy-in.
12837 (expand_task_copyfn): New function.
12838 (expand_task_call): New function.
12839 (struct omp_taskcopy_context): New type.
12840 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12842 (lower_omp_parallel): Rename to...
12843 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12844 Call create_task_copyfn if srecord_type is needed. Adjust
12846 (task_shared_vars): New variable.
12847 (check_omp_nesting_restrictions): Warn if work-sharing,
12848 barrier, master or ordered region is closely nested inside OMP_TASK.
12849 Add warnings for barrier if closely nested inside of work-sharing,
12850 ordered, or master region.
12851 (scan_omp_1): Call check_omp_nesting_restrictions even for
12852 GOMP_barrier calls. Rename parallel_nesting_level to
12853 taskreg_nesting_level. Handle OMP_TASK.
12854 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12855 work-sharing construct, continue looking for them on parent parallel
12857 (lower_omp_for_lastprivate): Add lastprivate clauses
12858 to the beginning of dlist rather than end. Adjust for struct
12859 omp_for_data changes.
12860 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12861 not after it. Handle collapsed OMP_FOR loops, adjust for
12862 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12863 (get_ws_args_for): Adjust extract_omp_for_data caller.
12864 (scan_omp_for): Handle collapsed OMP_FOR
12865 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12866 (lower_omp_single_simple): If libgomp function doesn't return
12867 boolean_type_node, add comparison of the return value with 0.
12868 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12869 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12870 (parallel_nesting_level): Rename to...
12871 (taskreg_nesting_level): ... this.
12872 (is_taskreg_ctx): New function.
12873 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12874 of is_parallel_ctx.
12875 (execute_lower_omp): Rename parallel_nesting_level to
12876 taskreg_nesting_level.
12877 (expand_omp_parallel): Rename to...
12878 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12879 Call omp_task_call for OMP_TASK regions.
12880 (expand_omp): Adjust caller, handle OMP_TASK.
12881 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12883 * bitmap.c (bitmap_default_obstack_depth): New variable.
12884 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12885 if argument is NULL and bitmap_default_obstack is already initialized.
12886 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12888 * matrix-reorg.c (matrix_reorg): Likewise.
12890 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12892 * config/i386/i386.md (*indirect_jump): Macroize using P
12893 mode iterator. Remove !TARGET_64BIT from insn constraints.
12894 (*tablejump_1): Ditto.
12895 (*indirect_jump_rex64): Remove insn pattern.
12896 (*tablejump_1_rex64): Ditto.
12897 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12898 and eh_return_si insn patterns.
12900 2008-06-06 Richard Guenther <rguenther@suse.de>
12902 * tree-ssa-structalias.c (merge_smts_into): Remove.
12903 (find_what_p_points_to): Do not bother to compute the
12904 points-to set for pt_anything pointers.
12905 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12906 for pt_anything pointers is ok.
12908 2008-06-06 Jan Hubicka <jh@suse.cz>
12910 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12912 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12914 * cgraph.c: Fix typos in comments.
12915 (cgraph_availability_names): Fix string typo.
12916 * fold-const.c: Fix typos in comments.
12917 (fold_binary): Fix typo in warning.
12918 * genautomata.c: Fix typos in comments.
12919 (check_presence_pattern_sets): Fix typo in local variable.
12920 (output_description): Fix typo in output.
12921 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12922 * hwint.h: Likewise.
12923 * matrix-reorg.c (check_allocation_function): Likewise.
12924 * omega.c (smooth_weird_equations): Likewise.
12925 * auto-inc-dec.c: Fix typos in comments.
12926 * bb-reorder.c: Likewise.
12927 * builtins.c: Likewise.
12928 * c-common.c: Likewise.
12929 * c-cppbuiltin.c: Likewise.
12930 * c-parser.c: Likewise.
12931 * c-pretty-print.c: Likewise.
12932 * cfgcleanup.c: Likewise.
12933 * cfgexpand.c: Likewise.
12934 * cfghooks.c: Likewise.
12935 * cfglayout.c: Likewise.
12936 * cfgloopmanip.c: Likewise.
12937 * cgraphunit.c: Likewise.
12938 * coverage.c: Likewise.
12939 * dbxout.c: Likewise.
12940 * df-byte-scan.c: Likewise.
12941 * df-core.c: Likewise.
12942 * df-problems.c: Likewise.
12943 * df-scan.c: Likewise.
12945 * dominance.c: Likewise.
12946 * domwalk.c: Likewise.
12948 * dwarf2out.c: Likewise.
12949 * emit-rtl.c: Likewise.
12950 * et-forest.c: Likewise.
12951 * function.c: Likewise.
12952 * function.h: Likewise.
12954 * gcov-io.c: Likewise.
12955 * gcov.c: Likewise.
12956 * gcse.c: Likewise.
12957 * genattrtab.c: Likewise.
12958 * ggc-page.c: Likewise.
12959 * gimplify.c: Likewise.
12960 * gthr-lynx.h: Likewise.
12961 * haifa-sched.c: Likewise.
12962 * ipa-cp.c: Likewise.
12963 * ipa-inline.c: Likewise.
12964 * ipa-prop.h: Likewise.
12965 * ipa-pure-const.c: Likewise.
12966 * ipa-struct-reorg.c: Likewise.
12967 * ipa-struct-reorg.h: Likewise.
12968 * ipa-type-escape.c: Likewise.
12970 * loop-doloop.c: Likewise.
12971 * mips-tfile.c: Likewise.
12972 * mkmap-flat.awk: Likewise.
12973 * mkmap-symver.awk: Likewise.
12974 * modulo-sched.c: Likewise.
12975 * omp-low.c: Likewise.
12976 * optabs.c: Likewise.
12977 * optabs.h: Likewise.
12978 * opts.c: Likewise.
12979 * passes.c: Likewise.
12980 * postreload-gcse.c: Likewise.
12981 * postreload.c: Likewise.
12982 * predict.c: Likewise.
12983 * pretty-print.h: Likewise.
12984 * profile.c: Likewise.
12985 * protoize.c: Likewise.
12986 * ra-conflict.c: Likewise.
12987 * real.c: Likewise.
12988 * recog.c: Likewise.
12989 * regclass.c: Likewise.
12990 * regs.h: Likewise.
12991 * reload.c: Likewise.
12992 * rtl-error.c: Likewise.
12993 * rtlanal.c: Likewise.
12994 * scan.h: Likewise.
12995 * sched-rgn.c: Likewise.
12997 * stmt.c: Likewise.
12998 * target.h: Likewise.
12999 * tree-dfa.c: Likewise.
13000 * tree-eh.c: Likewise.
13001 * tree-flow-inline.h: Likewise.
13002 * tree-inline.c: Likewise.
13003 * tree-into-ssa.c: Likewise.
13004 * tree-loop-distribution.c: Likewise.
13005 * tree-nested.c: Likewise.
13006 * tree-parloops.c: Likewise.
13007 * tree-pass.h: Likewise.
13008 * tree-pretty-print.c: Likewise.
13009 * tree-profile.c: Likewise.
13010 * tree-scalar-evolution.c: Likewise.
13011 * tree-sra.c: Likewise.
13012 * tree-ssa-alias-warnings.c: Likewise.
13013 * tree-ssa-ccp.c: Likewise.
13014 * tree-ssa-coalesce.c: Likewise.
13015 * tree-ssa-dom.c: Likewise.
13016 * tree-ssa-dse.c: Likewise.
13017 * tree-ssa-forwprop.c: Likewise.
13018 * tree-ssa-live.c: Likewise.
13019 * tree-ssa-live.h: Likewise.
13020 * tree-ssa-loop-im.c: Likewise.
13021 * tree-ssa-loop-ivopts.c: Likewise.
13022 * tree-ssa-loop-niter.c: Likewise.
13023 * tree-ssa-loop-prefetch.c: Likewise.
13024 * tree-ssa-phiopt.c: Likewise.
13025 * tree-ssa-phiprop.c: Likewise.
13026 * tree-ssa-sccvn.c: Likewise.
13027 * tree-ssa-ter.c: Likewise.
13028 * tree-ssa-threadupdate.c: Likewise.
13029 * tree-ssa.c: Likewise.
13030 * tree-vect-analyze.c: Likewise.
13031 * tree-vect-transform.c: Likewise.
13032 * tree-vectorizer.c: Likewise.
13033 * tree-vn.c: Likewise.
13034 * tree-vrp.c: Likewise.
13035 * tree.c: Likewise.
13036 * tree.def: Likewise.
13037 * tree.h: Likewise.
13038 * unwind-dw2-fde.c: Likewise.
13039 * unwind.inc: Likewise.
13040 * value-prof.c: Likewise.
13041 * vmsdbgout.c: Likewise.
13043 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13045 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13046 always place FP constants in the TOC for TARGET_POWERPC64.
13047 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13049 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13051 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13052 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13053 enable for TARGET_E500_DOUBLE.
13054 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13055 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13056 floating-point modes like integer modes for E500 double.
13057 (rs6000_legitimate_offset_address_p): Likewise.
13058 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13059 addressing for DDmode for E500 double.
13060 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13061 modes as using 64-bits of registers for E500 double.
13062 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13063 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13064 specially for E500 double.
13065 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13066 TDmode for E500 double.
13067 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13068 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13069 (rs6000_split_multireg_move): Do not handle TDmode specially for
13071 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13072 using 64-bit registers for E500 double.
13073 (emit_frame_save): Do not handle DDmode specially for E500 double.
13074 (gen_frame_mem_offset): Likewise.
13075 (rs6000_function_value): Do not call spe_build_register_parallel
13076 for DDmode or TDmode.
13077 (rs6000_libcall_value): Likewise.
13078 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13079 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13082 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13084 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13087 2008-06-04 Junjie Gu <jgu@tensilica.com>
13089 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13090 comparison for frame pointers.
13092 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13095 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13097 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13100 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13101 register is already smaller or equal to required mode.
13103 2008-06-04 Xinliang David Li <davidxl@google.com>
13105 * tree-call-cdce.c: New file.
13106 (cond_dead_built_in_calls): New static variable.
13107 (input_domain): New struct.
13108 (check_pow): New function.
13109 (check_builtin_call): Ditto.
13110 (check_target_format): Ditto.
13111 (is_call_dce_candidate): Ditto.
13112 (gen_one_condition): Ditto.
13113 (gen_conditions_for_domain): Ditto.
13114 (get_domain): Ditto.
13115 (gen_conditions_for_pow_cst_base): Ditto.
13116 (gen_conditions_for_pow_int_base): Ditto.
13117 (gen_conditions_for_pow): Ditto.
13118 (get_no_error_domain): Ditto.
13119 (gen_shrink_wrap_conditions): Ditto.
13120 (shrink_wrap_one_built_in_call): Ditto.
13121 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13122 (tree_call_cdce): Ditto.
13123 (gate_call_cdce): Ditto.
13124 (pass_call_cdce): New gimple pass.
13125 * passes.c: (init_optimization_passes): New pass.
13126 * tree-pass.h: New pass declaration.
13127 * opts.c (decode_options): New flag setting.
13128 * common.opt: Add -ftree-builtin-call-dce flag.
13129 * Makefile.in: Add new source file.
13130 * tempvar.def: New tv_id.
13131 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13133 2008-06-04 Richard Guenther <rguenther@suse.de>
13135 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13136 (is_call_clobbered): Always check var_ann->call_clobbered.
13137 (mark_call_clobbered): Always set var_ann->call_clobbered.
13138 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13139 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13140 (reset_alias_info): Clear call clobbering info on MTAGs and
13142 (set_pt_anything): Set pt_global_mem.
13143 (create_tag_raw): Adjust comment.
13144 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13146 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13147 Maxim Kuvyrkov <maxim@codesourcery.com>
13149 * config/m68k/m68k.opt (mxgot): New option.
13150 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13151 (m68k_output_addr_const_extra): New.
13152 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13153 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13154 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13155 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13157 2008-06-04 Richard Guenther <rguenther@suse.de>
13159 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13160 negative or non-representable offsets.
13162 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13164 * config/i386/i386.c (ix86_gen_leave): New.
13165 (ix86_gen_pop1): Likewise.
13166 (ix86_gen_add3): Likewise.
13167 (ix86_gen_sub3): Likewise.
13168 (ix86_gen_sub3_carry): Likewise.
13169 (ix86_gen_one_cmpl2): Likewise.
13170 (ix86_gen_monitor): Likewise.
13171 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13172 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13173 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13174 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13175 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13176 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13177 (ix86_expand_epilogue): Updated.
13178 (print_operand): Handle integer register operand for 'z'.
13179 (ix86_expand_strlensi_unroll_1): Likewise.
13180 (ix86_expand_strlen): Likewise.
13181 (ix86_expand_builtin): Likewise.
13182 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13183 mov{q}/mov{l} and add{q}/add{l}.
13185 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13187 * config/i386/i386.md (P): New mode iterator.
13188 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13189 using P mode iterator.
13190 (DFmode push_operand splitter): Ditto.
13191 (XFmode push_operand splitter): Ditto.
13192 (DFmode float_extend SFmode push_operand splitter): Ditto.
13193 (XFmode float_extend SFmode push_operand splitter): Do not generate
13194 SImode pushes for 64bit target. Macroize Dimode and SImode
13195 pushes using P mode iterator.
13196 (XFmode float_extend DFmode push_operand splitter): Ditto.
13198 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13200 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13201 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13202 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13203 return type to int.
13204 (ix86_call_abi_override): Remove check for call_used_regs.
13206 2008-06-03 Richard Guenther <rguenther@suse.de>
13208 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13209 for the lhs of calls if the return type contains pointers.
13211 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13213 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13214 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13215 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13216 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13217 of cfun and DEFAULT_ABI to deceide abi mode.
13218 (DEFAULT_ABI): New.
13219 (REG_PARM_STACK_SPACE): Removed.
13220 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13221 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13222 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13223 (ix86_function_abi): Likewise.
13224 (ix86_function_type_abi): Likewise.
13225 (ix86_call_abi_override): Likewise.
13226 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13227 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13228 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13229 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13231 (X86_64_REGPARM_MAX): New.
13232 (X86_64_SSE_REGPARM_MAX): New.
13233 (X64_REGPARM_MAX): New.
13234 (X64_SSE_REGPARM_MAX): New.
13235 (X86_32_REGPARM_MAX): New.
13236 (X86_32_SSE_REGPARM_MAX): New.
13237 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13238 (ix86_function_regparm): Handle user calling abi.
13239 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13240 by DEFAULT_ABI versus SYSV_ABI check.
13241 (ix86_reg_parm_stack_space): New.
13242 (ix86_function_type_abi): New.
13243 (ix86_call_abi_override): New.
13244 (ix86_function_abi): New.
13245 (ix86_cfun_abi): New.
13246 (init_cumulative_args): Call abi specific initialization.
13247 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13248 (function_arg_64): Extend SSE_REGPARM_MAX check.
13249 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13250 (ix86_pass_by_reference): Likewise.
13251 (ix86_function_value_regno_p): Likewise.
13252 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13253 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13254 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13255 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13256 (setup_incoming_varargs_64): Adjust regparm for call abi.
13257 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13258 (ix86_va_start): Likewise.
13259 (ix86_gimplify_va_arg): Likewise.
13260 (ix86_expand_prologue): Likewise.
13261 (output_pic_addr_const): Likewise.
13262 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13263 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13264 (x86_output_mi_thunk): Likewise.
13265 (x86_function_profiler): Likewise.
13266 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13267 (SYSV_ABI, MS_ABI): New constants.
13268 (DEFAULT_ABI): New.
13269 (init_regs): Add prototype of function in regclass.c file.
13270 (OVERRIDE_ABI_FORMAT): New.
13271 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13272 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13273 (OUTGOING_REG_PARM_STACK_SPACE): New.
13274 (ix86_reg_parm_stack_space): New prototype.
13275 (CUMULATIVE_ARGS): Add call_abi member.
13276 (machine_function): Add call_abi member.
13277 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13278 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13280 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13283 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13284 (avr_builtin_setjmp_frame_value): New function.
13285 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13286 (nonlocal_goto): Define.
13288 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13290 * config/mips/mips.c (mips_emit_loadgp): Return early if
13291 there is nothing do to, otherwise emit a blockage if
13292 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13293 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13295 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13297 * configure.ac: Drop unneeded backslash ending up in config.in.
13298 * acinclude.m4: Likewise.
13299 * config.in: Regenerate.
13301 2008-05-26 Jan Hubicka <jh@suse.cz>
13303 * predict.c (maybe_hot_frequency_p): Break out of...
13304 (maybe_hot_bb_p): ... here.
13305 (maybe_hot_edge_p): New.
13306 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13307 * basic-block.h (maybe_hot_edge_p): Declare.
13309 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13311 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13312 (*cmpfp_<mode>_cc): Ditto.
13313 (*fp_jcc_8<mode>_387): Ditto.
13314 (*fop_<MODEF:mode>_2_i387): Ditto.
13315 (*fop_<MODEF:mode>_3_i387): Ditto.
13316 (*fop_xf_2_i387): Ditto.
13317 (*fop_xf_3_i387): Ditto.
13319 2008-06-02 Tomas Bily <tbily@suse.cz>
13321 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13323 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13325 * config/mips/mips.c (mips_valid_offset_p): New function.
13326 (mips_valid_lo_sum_p): Likewise.
13327 (mips_classify_address): Use them.
13328 (mips_force_address): New function.
13329 (mips_legitimize_address): Use it.
13330 * config/mips/mips.md (MOVE128): New mode iterator.
13331 (movtf): Require TARGET_64BIT. Remove empty strings.
13332 (*movtf_internal): Rename to...
13333 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13334 of "R" and use {,fp}{load,store} attributes instead of "multi".
13335 Use a separate define_split.
13336 (*movtf_mips16): New pattern.
13338 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13340 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13341 * config/mips/mips.c (mips_expand_before_return): New function.
13342 (mips_expand_epilogue): Call it.
13343 * config/mips/mips.md (return): Turn into a define_expand.
13344 (*return): New insn.
13346 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13348 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13349 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13350 functions. Do not emit uses and clobbers of CONCATs; individually
13351 use and clobber their operands.
13352 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13353 gen_clobber, emit_use and gen_use.
13354 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13355 (expand_builtin_return): Likewise.
13356 * cfgbuild.c (count_basic_blocks): Likewise.
13357 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13358 * explow.c (emit_stack_restore): Likewise.
13359 * expmed.c (extract_bit_field_1): Likewise.
13360 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13361 (emit_move_multi_word, store_constructor): Likewise.
13362 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13363 (thread_prologue_and_epilogue_insns): Likewise.
13364 * lower-subreg.c (resolve_simple_move): Likewise.
13365 * optabs.c (widen_operand, expand_binop): Likewise.
13366 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13367 * reload.c (find_reloads): Likewise.
13368 * reload1.c (eliminate_regs_in_insn): Likewise.
13369 * stmt.c (expand_nl_goto_receiver): Likewise.
13370 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13371 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13372 * config/arm/arm.c (arm_load_pic_register): Likewise.
13373 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13374 * config/arm/arm.md (untyped_return): Likewise.
13375 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13376 * config/avr/avr.c (expand_prologue): Likewise.
13377 * config/bfin/bfin.c (do_unlink): Likewise.
13378 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13379 * config/cris/cris.c (cris_expand_prologue): Likewise.
13380 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13381 (machopic_legitimize_pic_address): Likewise.
13382 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13383 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13384 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13385 (ix86_expand_convert_uns_didf_sse): Likewise.
13386 (ix86_expand_vector_init_general): Likewise.
13387 * config/ia64/ia64.md (eh_epilogue): Likewise.
13388 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13389 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13390 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13391 (config/iq2000/iq2000.c): Likewise.
13392 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13393 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13394 (builtin_longjmp): Likewise.
13395 * config/mn10300/mn10300.md (call, call_value): Likewise.
13396 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13397 * config/pdp11/pdp11.md (abshi2): Likewise.
13398 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13399 * config/s390/s390.c (s390_emit_prologue): Likewise.
13400 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13401 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13402 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13403 * config/sh/sh.c (prepare_move_operands): Likewise.
13404 (output_stack_adjust, sh_expand_epilogue): Likewise.
13405 (sh_set_return_address, sh_expand_t_scc): Likewise.
13406 * config/sparc/sparc.c (load_pic_register): Likewise.
13407 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13408 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13409 * config/v850/v850.c (expand_epilogue): Likewise.
13411 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13413 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13414 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13415 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13416 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13417 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13418 stack pointer register.
13419 (output_movhi): Remove code for interrupt specific writing to the
13420 stack pointer register.
13422 2008-05-31 Richard Guenther <rguenther@suse.de>
13424 PR tree-optimization/34244
13425 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13426 (tree_expr_nonzero_warnv_p): Likewise.
13427 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13428 ssa_name_nonnegative_p.
13429 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13430 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13431 not tree_expr_nonzero_warnv_p.
13433 PR tree-optimization/36262
13435 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13437 PR tree-optimization/34244
13438 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13439 (record_numbers_of_iterations): New function.
13440 (execute_vrp): Cache the numbers of iterations of loops.
13441 * tree-scalar-evolution.c (scev_reset_except_niters):
13443 (scev_reset): Use scev_reset_except_niters.
13444 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13446 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13448 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13449 __WORKAROUND_RETS when appropriate.
13451 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13453 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13454 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13456 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13457 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13458 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13459 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13460 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13461 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13462 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13463 *fop_df_1_sse insn patterns using MODEF mode iterator.
13464 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13465 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13466 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13467 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13468 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13469 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13470 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13471 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13472 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13473 (*fop_xf_5_i387): Ditto.
13474 (*fop_xf_6_i387): Ditto.
13476 2008-05-30 Richard Guenther <rguenther@suse.de>
13478 * builtins.c (build_string_literal): Avoid generating
13479 a non-gimple_val result.
13481 2008-05-30 DJ Delorie <dj@redhat.com>
13483 * exec-tool.in: Use an environment variable (private) instead of a
13484 file (shared) as a semaphore, so as to not break parallel builds.
13486 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13488 * optabs.c (maybe_encapsulate_block): Remove.
13489 (emit_libcall_block): Adjust accordingly.
13490 * optabs.h (maybe_encapsulate_block): Remove prototype.
13492 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13493 Don't use maybe_encapsulate_block.
13495 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13497 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13498 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13499 rtx is a SYMBOL_REF before calling get_pool_constant.
13501 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13503 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13505 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13507 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13508 rather than OS names to choose INO_T_EQ definition.
13509 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13510 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13512 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13515 * config/darwin-f.c: New.
13516 * config/t-darwin: Added rule to build darwin-f.o.
13517 * config.gcc: Defined new variable, fortran_target_objs.
13518 (*-*-darwin*): Set fortran_target_objs.
13519 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13520 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13521 * configure: Regenerated.
13523 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13526 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13527 canonical type if needed.
13529 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13531 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13533 2008-05-29 Richard Guenther <rguenther@suse.de>
13535 PR tree-optimization/36343
13536 PR tree-optimization/36346
13537 PR tree-optimization/36347
13538 * tree-flow.h (clobber_what_p_points_to): Declare.
13539 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13540 pointed-to variable is dereferenced is irrelevant to whether
13541 the pointer can access the pointed-to variable.
13542 (clobber_what_p_points_to): New function.
13543 * tree-ssa-alias.c (set_initial_properties): Use it.
13544 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13545 call clobber check for NMTs.
13547 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13549 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13550 for printing gcov_type.
13552 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13554 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13555 and the eh region information.
13556 * value-prof.c (gimple_move_stmt_histograms): New function.
13557 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13559 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13561 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13563 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13565 * value-prof.c (tree_ic_transform): Print counts.
13566 * tree-profile.c (tree_gen_ic_func_profiler):
13567 Clear __gcov_indreict_call_callee variable to avoid misattribution
13570 2008-05-28 Rafael EspÃndola <espindola@google.com>
13572 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13575 2008-05-28 Richard Guenther <rguenther@suse.de>
13577 PR tree-optimization/36339
13578 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13579 and clobbering code out of the loop.
13581 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13583 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13586 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13587 s390_contiguous_bitmask_p, s390_symref_operand_p,
13588 s390_check_symref_alignment, s390_reload_larl_operand,
13589 s390_reload_symref_address): New functions.
13590 (s390_branch_condition_mnemonic): Support compare and branch
13592 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13593 and 'W' constraints.
13594 (s390_secondary_reload): Add secondary reloads for unaligned
13595 symbol refs or symbol refs to floating point or QI/TI mode
13597 (legitimate_address_p): Accept symbol references as addresses.
13598 (s390_expand_insv): Use rotate and insert selected bits
13599 instruction for insv when building for z10.
13600 (print_operand_address): Handle symbol ref addresses.
13601 (print_operand): Output modifier 'c' added for signed byte values.
13602 (s390_encode_section_info): Mark symbol refs with
13603 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13605 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13606 (length attribute): RRF, RRR have 4 byte length.
13607 (FPALL, INTALL): New mode iterators added.
13608 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13609 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13610 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13611 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13612 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13613 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13614 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13615 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13617 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13618 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13619 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13620 reload<INTALL:mode><P:mode>_toreg_z10,
13621 reload<FPALL:mode><P:mode>_tomem_z10,
13622 reload<FPALL:mode><P:mode>_toreg_z10,
13623 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13624 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13625 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13626 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13628 (movmem, clrmem, cmpmem): New splitters added.
13630 * config/s390/predicates.md (larl_operand): Use
13631 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13632 SYMBOL_REF_ALIGN1_P.
13633 (s390_signed_integer_comparison,
13634 s390_unsigned_integer_comparison): New predicates.
13636 * config/s390/s390-protos.h (s390_check_symref_alignment,
13637 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13638 s390_reload_symref_address,
13639 s390_compare_and_branch_condition_mask): Prototypes added.
13641 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13642 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13643 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13645 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13647 * config/s390/s390.c (z10_cost): New cost function for z10.
13648 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13649 (s390_issue_rate): Adjust issue rate for z10.
13650 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13651 (processor_flags): Add PF_Z10.
13652 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13653 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13654 * gcc/config.gcc: Add z10.
13656 2008-05-28 Richard Guenther <rguenther@suse.de>
13658 PR tree-optimization/36291
13659 * tree-flow. h (struct gimple_df): Remove var_anns member.
13660 * tree-flow-inline.h (gimple_var_anns): Remove.
13661 (var_ann): Simplify.
13662 * tree-dfa.c (create_var_ann): Simplify.
13663 (remove_referenced_var): Clear alias info from var_anns of globals.
13664 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13665 (delete_tree_ssa): Clear alias info from var_anns of globals.
13666 Do not free var_anns.
13667 (var_ann_eq): Remove.
13668 (var_ann_hash): Likewise.
13670 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13672 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13673 and loongson2f entries.
13674 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13675 * config/mips/mips.h (processor_type): Add Loongson-2E
13676 and Loongson-2F entries.
13677 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13678 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13679 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13680 * doc/invoke.texi (MIPS Options): Document loongson2e
13681 and loongson2f processor names.
13683 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13687 * config/i386/i386.c (ix86_function_arg_boundary): Use
13688 alignment of canonical type.
13689 (ix86_expand_vector_move): Check unaligned memory access for
13692 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13694 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13695 Moved to the front of file.
13697 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13698 H.J. Lu <hongjiu.lu@intel.com>
13700 * dwarf2out.c (current_fde): New.
13702 (lookup_cfa:): Likewise.
13703 (dwarf2out_end_epilogue): Likewise.
13704 (dwarf2out_note_section_used): Likewise.
13706 2008-05-27 Michael Matz <matz@suse.de>
13709 * c.opt (Wenum-compare): New warning option.
13710 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13712 2008-05-27 Michael Matz <matz@suse.de>
13714 PR middle-end/36326
13715 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13717 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13718 into memory as tail calls.
13720 2008-05-27 Richard Guenther <rguenther@suse.de>
13722 PR tree-optimization/36339
13723 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13724 pointers cause all addressable variables to be call clobbered.
13726 2008-05-27 Richard Guenther <rguenther@suse.de>
13728 PR tree-optimization/36245
13729 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13731 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13733 * config/s390/s390.md: Replace all occurences of the 'm'
13734 constraint with 'RT'.
13736 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13738 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13740 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13742 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13743 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13744 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13746 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13748 * reload.c: (find_reloads): Skip alternatives according to the
13749 "enabled" attribute. Constify the constraint variable.
13750 * recog.c (get_attr_enabled): Add default implementation.
13751 (extract_insn): Set the alternative_enabled_p array
13752 in the recog_data struct.
13753 (preprocess_constraints, constrain_operands): Skip
13754 alternatives according to the "enabled" attribute
13755 * recog.h (struct recog_data): New field alternative_enabled_p.
13756 (skip_alternative): New inline function.
13757 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13758 (record_reg_classes): Skip alternative according to the
13759 "enabled" attribute.
13761 * doc/md.texi: Add documention for the "enabled" attribute.
13763 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13765 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13766 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13767 constraint with TARGET_MEM_CONSTRAINT.
13768 * recog.c (asm_operand_ok, preprocess_constraints,
13769 constrain_operands): Likewise.
13770 * regclass.c (record_reg_classes): Likewise.
13771 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13772 * reload1.c (maybe_fix_stack_asms): Likewise.
13773 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13774 * recog.h: Adjust comment.
13775 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13776 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13777 * doc/md.texi: Add a note to description of 'm' constraint.
13778 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13780 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13782 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13783 that the bitfield is of integral type before testing its precision.
13785 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13786 Sa Liu <saliu@de.ibm.com>
13788 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13789 __modti3, __udivti3, __umodti3 and __udivmodti4.
13790 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13791 that implement TImode mul and div functions.
13792 * config/spu/multi3.c: New. Implement __multi3.
13793 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13794 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13797 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13799 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13800 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13801 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13802 tls_sysv_suffix): New mode and mode attribute iterators.
13803 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13804 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13805 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13806 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13807 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13810 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13812 PR tree-optimization/36329
13813 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13814 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13815 * cgraphbuild.c (initialize_inline_failed): Use the latter
13816 macro in lieu of the former.
13817 * ipa-inline.c (cgraph_mark_inline): Likewise.
13818 (cgraph_decide_inlining_of_small_function): Likewise.
13819 (cgraph_decide_inlining): Likewise.
13820 (cgraph_decide_inlining_incrementally): Likewise.
13822 2008-05-26 Tristan Gingold <gingold@adacore.com>
13823 Anatoly Sokolov <aesok@post.ru>
13825 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13826 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13827 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13828 optimization for 'avr6' architecture.
13830 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13833 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13835 2008-05-26 Richard Guenther <rguenther@suse.de>
13837 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13838 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13840 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13842 PR middle-end/36253
13843 * caller-save.c (insert_restore): Verify alignment of spill space.
13844 (insert_save): Likewise.
13845 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13846 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13847 (STACK_SLOT_ALIGNMENT): Likewise.
13848 * function.c (LOCAL_ALIGNMENT): Removed.
13849 (get_stack_local_alignment): New.
13850 (assign_stack_local): Use it. Set alignment on stack slot.
13851 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13852 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13853 (STACK_SLOT_ALIGNMENT): New.
13854 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13855 stack slot in XFmode.
13857 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13859 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13862 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13863 argument operand in rax isn't removed.
13865 2008-05-26 Richard Guenther <rguenther@suse.de>
13867 PR middle-end/36300
13868 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13869 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13871 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13874 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13876 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13878 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13879 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13881 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13883 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13884 build a trampoline if we don't want one.
13885 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13886 return zero for nested functions if we don't want a trampoline.
13888 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13890 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13892 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13895 * c.opt: Removed undocumented option '-lang-fortran'.
13896 * c-common.h: Removed global variable 'lang_fortran'.
13897 * c-opts.c (c_common_handle_option): Removed code to handle
13898 option '-lang-fortran'. Updated includes.
13899 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13900 definition of '__GFORTRAN__'.
13901 (define__GNUC__): Reimplemented to use BASEVER and
13902 cpp_define_formatted.
13903 (builtin_define_with_value_n): Removed.
13904 * c-incpath.h: Renamed to ...
13905 * incpath.h: ... this.
13906 * c-incpath.c: Renamed to ...
13907 * incpath.c: ... this. Updated includes.
13908 * fix-header.c: Updated includes.
13909 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13910 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13911 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13913 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13915 * tree.h: Update the table of flags used on tree nodes.
13916 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13917 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13918 (FORCED_LABEL): Add access check.
13919 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13920 (ASM_INPUT_P): Likewise.
13921 (ASM_VOLATILE_P): Likewise.
13922 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13923 (OMP_SECTION_LAST): Access private_flag directly.
13924 (OMP_RETURN_NOWAIT): Likewise.
13925 (OMP_PARALLEL_COMBINED): Likewise.
13926 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13927 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13928 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13929 deprecated_flag directly.
13931 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13933 * final.c (frame_pointer_needed): Removed.
13934 * flags.h (frame_pointer_needed): Likewise.
13936 * function.h (rtl_data): Add frame_pointer_needed.
13937 (frame_pointer_needed): New.
13939 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13941 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13943 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13945 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13948 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13950 * c-common.c (strip_array_types): Move function to..
13952 (get_inner_array_type): Delete.
13953 * c-common.h (strip_array_types): Move declaration to..
13955 (get_inner_array_type): Delete.
13956 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13957 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13958 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13959 * config/pa/pa.c (emit_move_sequence): Likewise.
13961 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13963 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13966 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13968 * function.c: Include target hook for nonlocal_goto frame value.
13970 2008-05-24 Richard Guenther <rguenther@suse.de>
13972 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13973 variable can be only accessed through a pointer or a union.
13975 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13977 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13978 * doc/extend.texi: Likewise.
13980 2008-05-23 DJ Delorie <dj@redhat.com>
13982 * config/m32c/jump.md (untyped_call): Add.
13984 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13985 for A24 to PSImode.
13986 (m32c_address_cost): Detail costs for indirect offsets.
13988 2008-05-23 Rafael EspÃndola <espindola@google.com>
13990 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13991 if a node is a SUBREG.
13992 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13995 2008-05-23 Paul Brook <paul@codesourcery.com>
13996 Carlos O'Donell <carlos@codesourcery.com>
13998 * doc/extend.texi: Clarify use of __attribute__((naked)).
13999 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14000 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14001 * function.c (use_register_for_decl): Use
14002 targetm.calls.allocate_stack_slots_for_args.
14003 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14004 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14005 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14007 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14009 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14011 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14013 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14014 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14015 is only rounded once.
14017 2008-05-23 Richard Guenther <rguenther@suse.de>
14019 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14021 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14022 Jakub Jelinek <jakub@redhat.com>
14025 * configure.ac: Handle --enable-cld.
14026 * configure: Regenerated.
14027 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14028 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14029 (ix86_current_function_needs_cld): New define.
14030 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14031 (cld): New isns pattern.
14032 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14033 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14034 * config/i386/i386.opt (mcld): New option.
14035 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14036 TARGET_CLD and ix86_current_function_needs_cld.
14037 (override_options): Use -mcld by default for 32-bit code if
14040 * doc/install.texi (Options specification): Document --enable-cld.
14041 * doc/invoke.texi (Machine Dependent Options)
14042 [i386 and x86-64 Options]: Add -mcld option.
14043 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14045 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14046 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14047 (return_in_memory_64): Likewise.
14048 (return_in_memory_ms_64): Likewise.
14050 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14052 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14053 * builtins.c (fold_builtin_fpclassify): New.
14054 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14055 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14056 * c-common.c (handle_type_generic_attribute): Adjust to accept
14057 fixed arguments before an elipsis.
14058 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14059 * doc/extend.texi: Document __builtin_fpclassify.
14061 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14063 * omp-low.c (gate_expand_omp_ssa): Remove.
14064 (pass_expand_omp_ssa): Remove.
14065 (gate_expand_omp): Do not check for flag_openmp_ssa.
14066 * common.opt (-fopenmp-ssa): Remove.
14067 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14069 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14071 * config/sh/sh.opt (mfixed-range): New option.
14072 * config/sh/sh-protos.h (sh_fix_range): Declare.
14073 * config/sh/sh.c (sh_fix_range): New function.
14074 * config/sh/sh.h (sh_fixed_range_str): Declare.
14075 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14077 * doc/invoke.texi (SH Options): Document -mfixed-range.
14079 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14081 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14082 it before the redeclaration.
14084 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14086 * config/avr/avr.c (get_sequence_length): Add new function.
14087 (expand_prologue, expand_epilogue): Remove duplicate code.
14089 2008-05-22 Rafael EspÃndola <espindola@google.com>
14091 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14094 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14096 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14097 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14099 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14100 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14101 (vect_update_misalignment_for_peel): Likewise.
14102 (vector_alignment_reachable_p): Likewise.
14103 * tree-vect-transform.c (vectorizable_load): Likewise.
14104 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14105 (get_vectype_for_scalar_type): Pass mode of scalar_type
14106 to UNITS_PER_SIMD_WORD.
14108 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14109 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14110 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14111 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14112 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14114 2008-05-22 Ira Rosen <irar@il.ibm.com>
14116 PR tree-optimization/36293
14117 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14118 if the first load must be skipped because of a gap.
14120 2008-05-22 Richard Guenther <rguenther@suse.de>
14122 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14123 more cases of offset disambiguation that is possible if
14124 strict-aliasing rules apply.
14125 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14126 for basic offset and type-based disambiguation.
14128 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14130 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14131 ix86_expand_vector_set on V16QImode for SSE4.1.
14133 2008-05-21 Tom Tromey <tromey@redhat.com>
14135 * c.opt (Wimport): Mark as undocumented.
14136 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14138 (Warning Options): Likewise.
14139 * doc/cppopts.texi: Don't mention -Wimport.
14141 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14143 PR tree-optimization/36287
14144 PR tree-optimization/36286
14145 * lambda-code.c (build_access_matrix): Do not use the loop->num
14146 for computing the number of induction variables: use the loop depth
14149 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14152 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14153 option -f(no-)leading-underscore.
14155 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14157 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14158 GET_MODE_NUNITS (mode).
14160 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14162 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14163 (-mmulhw): Add 464 to description.
14164 (-mdlmzb): Likewise.
14165 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14166 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14168 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14169 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14170 * config/rs6000/rs6000.md: Update comments for 464.
14172 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14174 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14176 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14178 * config/i386/sse.md (vec_extractv4sf): Removed.
14179 (vec_extractv2df): Likewise.
14180 (vec_extractv2di): Likewise.
14181 (vec_extractv4si): Likewise.
14182 (vec_extractv8hi): Likewise.
14183 (vec_extractv16qi): Likewise.
14184 (vec_extract<mode>): New.
14186 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14188 * config/i386/sse.md (vec_setv4sf): Removed.
14189 (vec_setv2df): Likewise.
14190 (vec_setv2di): Likewise.
14191 (vec_setv4si): Likewise.
14192 (vec_setv8hi): Likewise.
14193 (vec_setv16qi): Likewise.
14194 (vec_set<mode>): New.
14196 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14198 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14199 goto for vec_concat and vec_interleave.
14201 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14203 * config/i386/sse.md (vec_initv4sf): Removed.
14204 (vec_initv2df): Likewise.
14205 (vec_initv2di): Likewise.
14206 (vec_initv4si): Likewise.
14207 (vec_initv8hi): Likewise.
14208 (vec_initv16qi): Likewise.
14209 (vec_init<mode>): New.
14211 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14213 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14215 2008-05-21 Tom Tromey <tromey@redhat.com>
14217 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14218 (zone_find_object_offset): Likewise.
14219 (gt_ggc_m_S): Likewise.
14220 (highest_bit): Likewise.
14221 * ggc-page.c (gt_ggc_m_S): New function.
14222 * stringpool.c (string_stack): Remove.
14223 (init_stringpool): Update.
14224 (ggc_alloc_string): Use ggc_alloc.
14225 (maybe_delete_ident): New function.
14226 (ggc_purge_stringpool): Likewise.
14227 (gt_ggc_m_S): Remove.
14228 * ggc-common.c (ggc_protect_identifiers): New global.
14229 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14230 ggc_protect_identifiers.
14231 * ggc.h (ggc_protect_identifiers): Declare.
14232 (gt_ggc_m_S): Update.
14233 (ggc_purge_stringpool): Declare.
14234 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14235 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14237 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14239 2008-05-21 David S. Miller <davem@davemloft.net>
14241 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14244 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14246 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14249 2008-05-20 David Daney <ddaney@avtrex.com>
14251 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14252 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14253 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14254 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14255 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14256 (atomic_hiqi_op): New define_code_iterator.
14257 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14258 mips_expand_compare_and_swap_12.
14259 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14260 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14261 (sync_<optab><mode>, sync_old_<optab><mode>,
14262 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14263 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14264 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14265 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14266 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14267 (test_and_set_12): New insn.
14268 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14269 sync_new_<optab><mode>, sync_old_nand<mode>,
14270 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14271 clobber to operand 0 for SI and DI mode insns.
14272 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14273 mips_gen_fn_4): New typedefs.
14274 (mips_gen_fn_ptrs): Define new union type.
14275 (mips_expand_compare_and_swap_12): Remove declaration.
14276 (mips_expand_atomic_qihi): Declare function.
14277 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14278 (mips_expand_atomic_qihi): ... this. Use new generator function
14280 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14281 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14282 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14283 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14284 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14285 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14286 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14287 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14288 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14289 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14292 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14294 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14297 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14299 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14300 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14301 (avr_attribute_table): Add 'OS_main' function attribute.
14302 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14303 functions with 'OS_main' attribute.
14305 2008-05-20 Richard Guenther <rguenther@suse.de>
14307 PR tree-optimization/35204
14308 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14309 helper, split out from ...
14310 (DFS): ... here. Make the DFS walk non-recursive.
14312 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14313 Jan Sjodin <jan.sjodin@amd.com>
14315 PR tree-optimization/36181
14316 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14317 (parallelize_loops): Don't parallelize when the loop has vector
14320 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14321 Sebastian Pop <sebastian.pop@amd.com>
14323 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14324 matrix, and never look at the tree representation of the memory
14326 (linear_transform_loops): Computes parameters and access matrices.
14327 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14329 (access_matrix_get_index_for_parameter): New.
14330 * tree-data-ref.h (struct access_matrix): New.
14331 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14332 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14333 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14334 am_vector_index_for_loop): New.
14335 (struct data_reference): Add field access_matrix.
14336 (DR_ACCESS_MATRIX): New.
14337 (compute_data_dependences_for_loop): Update declaration.
14338 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14339 * lambda.h (lambda_vector_vec_p): Declared.
14340 * lambda-code.c: Depend on pointer-set.h.
14341 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14342 av_for_af_base, av_for_af, build_access_matrix,
14343 lambda_compute_access_matrices): New.
14344 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14346 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14348 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14349 $SOURCEDIR/include.
14351 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14352 Sebastian Pop <sebastian.pop@amd.com>
14354 PR tree-optimization/36206
14355 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14357 (instantiate_scev_1): Rename flags to fold_conversions.
14358 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14359 outeside instantiation_loop.
14360 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14361 (evolution_function_is_affine_or_constant_p): Removed.
14362 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14364 (analyze_siv_subscript): Pass in the loop nest number.
14365 Call evolution_function_is_affine_in_loop instead of
14366 evolution_function_is_affine_p.
14367 (analyze_overlapping_iterations): Pass in the loop nest number.
14369 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14370 Sebastian Pop <sebastian.pop@amd.com>
14372 PR tree-optimization/36206
14373 * tree-chrec.h (chrec_fold_op): New.
14374 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14377 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14379 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14381 (remove_duplicates): Do not set inode on non-inode systems.
14384 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14386 * config.gcc (tm_file): Update comments about relative pathnames.
14388 2008-05-20 Richard Guenther <rguenther@suse.de>
14390 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14391 * tree-ssa-sccvn.c (process_scc): Likewise.
14392 * tree-ssa-sink.c (execute_sink_code): Likewise.
14393 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14394 * tree-vrp.c (process_assert_insertions): Likewise.
14395 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14396 (perform_tree_ssa_dce): Likewise.
14397 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14398 (dump_dominator_optimization_stats): Likewise.
14399 * tree-vectorizer.c (vectorize_loops): Likewise.
14401 2008-05-20 Richard Guenther <rguenther@suse.de>
14403 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14405 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14407 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14408 (ix86_i386elf_return_in_memory): Likewise.
14409 (ix86_i386interix_return_in_memory): Likewise.
14410 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14411 (SUBTARGET_RETURN_IN_MEMORY): New.
14412 * config/i386/i386elf.h: Likewise.
14413 * config/i386/ptx4-i.h: Likewise.
14414 * config/i386/sol2-10.h: Likewise.
14415 * config/i386/sysv4.h: Likewise.
14416 * config/i386/vx-common.h: Likewise.
14417 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14418 * config/i386/i386.c (ix86_return_in_memory): Made static and
14419 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14420 (ix86_i386elf_return_in_memory): Removed.
14421 (ix86_i386interix_return_in_memory): Removed.
14422 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14423 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14425 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14427 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14429 2008-05-19 Xinliang David Li <davidxl@google.com>
14431 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14433 * common.opt: Ditto.
14434 * doc/invoke.texi: Ditto.
14436 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14438 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14439 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14441 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14443 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14444 sizes of operand array from 8/4 to 4/2.
14445 (ix86_expand_vector_init_general): Change size of operand array
14446 from 32 to 16. Remove op0, op1 and half_mode.
14448 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14450 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14451 (ix86_expand_vector_init_interleave): Likewise.
14452 (ix86_expand_vector_init_general): Use them. Assert
14453 word_mode == SImode when n_words == 4.
14455 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14457 * config/i386/i386.c (ix86_secondary_reload): New static function.
14458 (TARGET_SECONDARY_RELOAD): New define.
14459 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14460 * config/i386/i386.md (reload_outqi): Remove.
14462 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14464 PR middle-end/35509
14465 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14466 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14467 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14468 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14469 (fold_builtin_1): Likewise.
14470 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14471 c-common.c (check_builtin_function_arguments): Handle
14472 BUILT_IN_ISINF_SIGN.
14473 * doc/extend.texi: Document __builtin_isinf_sign.
14474 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14476 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14478 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14479 EH cleanup at the end of the pass, search for those that have been
14480 turned into forwarder blocks and do the cleanup on their successor.
14482 2008-05-18 Richard Guenther <rguenther@suse.de>
14484 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14485 pointers to sizetype and vice versa.
14487 2008-05-18 Xinliang David Li <davidxl@google.com>
14489 * gcc/tree-ssa-dce.c: Coding style fix.
14490 (check_pow): Documentation comment.
14491 (check_log): Documenation comment. Coding style fix.
14492 (is_unnecessary_except_errno_call): Ditto.
14493 (gen_conditions_for_pow): Ditto.
14494 (gen_conditions_for_log): Ditto.
14495 (gen_shrink_wrap_conditions): Ditto.
14496 (shrink_wrap_one_built_in_calls): Ditto.
14497 * gcc/doc/invoke.texi: Better documentation string.
14498 * ChangeLog: Fix wrong change log entries from
14499 May 17 checkin on function call DCE.
14501 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14503 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14505 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14507 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14508 * df-problems.c (simulation routines): Fixed block comment to
14509 properly say how to add forwards scanning functions.
14511 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14513 * tree-inline.c (setup_one_parameter): Remove dead code.
14515 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14517 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14518 a BIT_AND_EXPR only for an INTEGER_TYPE.
14520 2008-05-17 Xinliang David Li <davidxl@google.com>
14522 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14523 (check_pow, check_log, is_unnecessary_except_errno_call): New
14524 functions to check for eliminating math functions that are pure
14525 except for setting errno.
14526 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14527 general condition expressions for shrink-wrapping pow/log calls.
14528 (gen_shrink_wrap_conditions): Ditto.
14529 (shrink_wrap_one_built_in_call): Ditto.
14530 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14531 (mark_operand_necessary): If debugging, output if OP is necessary.
14532 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14534 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14536 * gcc/common.opt: New user flag -ftree-builtin-dce.
14537 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14539 2008-05-16 David S. Miller <davem@davemloft.net>
14541 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14542 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14544 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14547 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14549 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14551 * ifcvt.c (dead_or_predicable): Rename
14552 df_simulate_one_insn_backwards to df_simulate_one_insn.
14553 * recog.c (peephole2_optimize): Ditto.
14554 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14556 * df.h: Rename df_simulate_one_insn_backwards to
14557 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14558 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14559 scanning of defs and uses.
14560 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14561 (df_simulate_one_insn_forwards): Removed.
14563 2008-05-16 Doug Kwan <dougkwan@google.com>
14565 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14567 (real_from_string): Handle NaNs and Inf as approriate.
14569 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14571 * doc/gty.texi (Source Files Containing Type Information): Note
14572 that headers should appear first in the gtfiles list.
14574 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14576 * tree.def (COND_EXEC): Properly documented this code.
14578 2008-05-16 Diego Novillo <dnovillo@google.com>
14580 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14581 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14584 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14586 * tree-ssa-dse (max_stmt_uid): Removed.
14587 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14588 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14589 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14590 * function.h (cfun.last_stmt_uid): New field.
14591 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14592 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14594 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14595 (create_stmt_ann): Initialize the ann->uid field.
14596 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14598 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14600 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14602 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14603 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14604 (init_empty_tree_cfg): Call it.
14606 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14608 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14611 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14613 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14614 * tree-dump.c (dump_options): New verbose option.
14615 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14617 * tree-pass.h (TDF_VERBOSE): New dump flag.
14618 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14619 (tree-flow.h): Added include.
14620 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14622 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14624 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14626 From Jie Zhang <jie.zhang@analog.com>
14627 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14628 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14629 mcpu=bf561-none and mcpu=bf561-0.2.
14630 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14631 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14632 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14633 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14634 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14635 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14636 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14638 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14639 (cputype_selected): Remove.
14640 (bfin_handle_option): Don't use cputype_selected.
14641 (override_options): When no mcpu option, enable all workarounds.
14642 Don't use bfin_workarounds.
14643 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14645 (DEFAULT_CPU_TYPE): Don't define.
14647 2008-05-16 Richard Guenther <rguenther@suse.de>
14649 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14650 on deletion of the last stmt.
14652 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14654 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14655 V8HImode for SSE2 and V16QImode for SSE4.1.
14657 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14659 * cgraph.h (compute_inline_parameters): Made public.
14660 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14661 variable_generate_summary, function_write_summary,
14662 variable_write_summary, variable_read_summary. Added generate_summary,
14663 write_summary, read_summary.
14664 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14665 pass_ipa_inline.function_generate_summary, to
14666 compute_inline_parameters.
14667 * ipa-inline.c (compute_inline_parameters): Made public and added
14669 (compute_inline_parameters_for_current): New function.
14670 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14671 (inline_generate_summary): Removed parameter and made to loop over
14673 (pass_ipa_inline): Updated for new IPA_PASS structure.
14674 * passes.c (execute_ipa_summary_passes): Now is called once per
14675 pass rather than once per node*pass.
14677 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14679 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14680 avr_have_mul_p, avr_asm_only_p): Remove variables.
14681 (avr_override_options): Remove initialization of removed variables.
14682 (avr_file_start): Convert removed variables to fields of
14683 'struct base_arch_s *avr_current_arch'.
14684 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14685 (AVR_HAVE_MUL): (Ditto.).
14686 (AVR_HAVE_MOVW): (Ditto.).
14687 (AVR_HAVE_LPMX): (Ditto.).
14688 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14689 avr_asm_only_p): Remove declaration.
14691 2008-05-15 Diego Novillo <dnovillo@google.com>
14693 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14694 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14696 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14698 PR middle-end/36194
14699 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14700 Don't call record_truncated_value from here.
14701 (record_truncated_value): Turn it into a for_each_rtx callback.
14702 (record_truncated_values): New function.
14703 (combine_instructions): Call note_uses with record_truncated_values.
14704 Change name of check_conversion to check_promoted_subreg.
14706 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14708 * doc/sourcebuild.texi: Document support for torture tests.
14710 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14712 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14713 to alternative 4 of operand 2.
14715 2008-05-15 Richard Guenther <rguenther@suse.de>
14717 * tree-pass.h (current_pass): Declare.
14718 (get_pass_for_id): Likewise.
14719 * passes.c (passes_by_id, passes_by_id_size): New globals.
14720 (set_pass_for_id): New function.
14721 (get_pass_for_id): Likewise.
14722 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14723 (execute_function_todo): Flush per function statistics.
14724 * toplev.c (compile_file): Init statistics.
14725 (general_init): Do early statistics initialization.
14726 (finalize): Finish statistics.
14727 * statistics.h (statistics_early_init): Declare.
14728 (statistics_init): Likewise.
14729 (statistics_fini): Likewise.
14730 (statistics_fini_pass): Likewise.
14731 (statistics_counter_event): Likewise.
14732 (statistics_histogram_event): Likewise.
14733 * statistics.c: New file.
14734 * Makefile.in (OBJS-common): Add statistics.o.
14735 (statistics.o): Add dependencies.
14736 * doc/invoke.texi (-fdump-statistics): Document.
14738 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14739 (insert): Likewise.
14740 (execute_pre): Use statistics_counter_event.
14741 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14742 (substitute_and_fold): Increment it. Use statistics_counter_event.
14744 2008-05-15 Diego Novillo <dnovillo@google.com>
14746 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14748 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14749 * tree-ssa-alias.c (new_type_alias): Remove references to
14750 sub-variables from comment.
14751 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14753 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14755 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14756 attribute to 1 only for insertps alternative.
14758 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14760 * config/bfin/bfin.md (loadbytes): New pattern.
14761 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14762 (bfin_init_builtins): Initialize it.
14763 (bdesc_1arg): Add it.
14765 2008-05-15 Sa Liu <saliu@de.ibm.com>
14767 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14768 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14769 * testsuite/lib/target-supports.exp: Add
14770 check_effective_target_fortran_integer_16.
14772 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14774 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14775 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14776 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14777 (TARGET_RETURN_IN_MEMORY): Define.
14779 2008-05-15 Richard Guenther <rguenther@suse.de>
14781 PR middle-end/36244
14782 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14783 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14784 represent unmodifiable vars.
14786 2008-05-15 Richard Guenther <rguenther@suse.de>
14788 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14789 INDIRECT_REF and TARGET_MEM_REF.
14790 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14793 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14794 H.J. Lu <hongjiu.lu@intel.com>
14796 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14797 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14798 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14799 insn alternatives. Add missing alternatives.
14800 (*vec_concatv2di_rex64_sse4_1): Likewise.
14801 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14802 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14803 Require TARGET_SSE.
14805 2008-05-15 Richard Guenther <rguenther@suse.de>
14807 PR tree-optimization/36009
14808 PR tree-optimization/36204
14809 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14810 (determine_invariantness_stmt): Record the loop a store is
14811 always executed in.
14812 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14815 2008-05-15 Richard Guenther <rguenther@suse.de>
14817 PR tree-optimization/34330
14818 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14819 through the pointer will alias the SMT.
14821 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14823 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14825 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14827 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14829 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14830 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14832 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14833 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14834 (vashl_optab): New optab for vector/vector shifts.
14835 (vashr_optab): Ditto.
14836 (vlshr_optab): Ditto.
14837 (vrotl_optab): Ditto.
14838 (vrotr_optab): Ditto.
14839 (optab_subtype): New enum for optab_for_tree_code call.
14840 (optab_for_tree_code): Add enum optab_subtype argument.
14842 * optabs.c (optab_for_tree_code): Take an additional argument to
14843 distinguish between a vector shift by a scalar and vector shift by
14844 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14845 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14846 vector shift by a vector.
14847 (expand_widen_pattern_expr): Pass additional argument to
14848 optab_for_tree_code.
14850 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14851 vrotl_optab, vrotr_optab.
14853 * expr.c (expand_expr_real_1): Update calls to
14854 optab_for_tree_code to distinguish between vector shifted by a
14855 scalar and vector shifted by a vector.
14856 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14857 (supportable_narrowing_operation): Ditto.
14858 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14859 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14860 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14861 (vect_create_epilog_for_reduction): Ditto.
14862 (vectorizable_reduction): Ditto.
14863 (vectorizable_operation): Ditto.
14864 (vect_strided_store_supported): Ditto.
14865 (vect_strided_load_supported): Ditto.
14866 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14867 * expmed.c (expand_shift): Ditto.
14869 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14871 (ashr@var{m}3): Ditto.
14872 (vashl@var{m}3): Document new vector/vector shift standard name.
14873 (vashr@var{m}3): Ditto.
14874 (vlshr@var{m}3): Ditto.
14875 (vrotl@var{m}3): Ditto.
14876 (vrotr@var{m}3): Ditto.
14878 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14879 (PPERM_INVERT): Ditto.
14880 (PPERM_REVERSE): Ditto.
14881 (PPERM_REV_INV): Ditto.
14882 (PPERM_ZERO): Ditto.
14883 (PPERM_ONES): Ditto.
14884 (PPERM_SIGN): Ditto.
14885 (PPERM_INV_SIGN): Ditto.
14886 (PPERM_SRC1): Ditto.
14887 (PPERM_SRC2): Ditto.
14889 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14890 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14891 allows a memory operand to be the value being added, and split it
14892 to improve vectorization.
14893 (sse5_pmacsdqh_mem): Ditto.
14894 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14895 (sse5_mulv2div2di3_high): Ditto.
14896 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14897 (vec_pack_trunc_v4si): Ditto.
14898 (vec_pack_trunc_v2di): Ditto.
14899 (sse5_pcmov_<mode>): Remove code that tried to use use
14900 andps/andnps instead of pcmov.
14901 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14902 pmacsdqh instructions.
14903 (vec_widen_smult_lo_v4si): Ditto.
14905 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14906 (PPERM_INVERT): Ditto.
14907 (PPERM_REVERSE): Ditto.
14908 (PPERM_REV_INV): Ditto.
14909 (PPERM_ZERO): Ditto.
14910 (PPERM_ONES): Ditto.
14911 (PPERM_SIGN): Ditto.
14912 (PPERM_INV_SIGN): Ditto.
14913 (PPERM_SRC1): Ditto.
14914 (PPERM_SRC2): Ditto.
14915 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14917 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14919 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14920 says ignore whether the last reference is a memory operand.
14922 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14923 Paolo Bonzini <bonzini at gnu dot org>
14925 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14928 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14929 (vlshr<mode>3): Rename from vlshr<mode>3.
14930 (vashr<mode>3): Rename from vashr<mode>3.
14931 (mulv4sf3): Change the names of vector shift patterns.
14935 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14938 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14963 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14964 (floatunssidf2_internal): Change vector/vector shift names.
14965 (floatunsdidf2_internal): Ditto.
14972 (vashl<mode>3): Rename from ashl<mode>3.
14973 (vashr<mode>3): Rename from ashr<mode>3.
14974 (vlshr<mode>3): Rename from lshr<mode>3.
14975 (vrotl<mode>3): Rename from rotl<mode>3.
14977 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14980 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14981 multiply gives the wrong value when doing widening multiplies.
14982 (vec_widen_smult_lo_v4si): Ditto.
14984 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14986 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14987 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14988 emit_library_call_value.
14989 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14990 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14991 * calls.c (initialize_argument_information, precompute_arguments,
14992 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14993 (precompute_arguments): Removed flags parameter.
14994 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14996 2008-05-14 Richard Guenther <rguenther@suse.de>
14998 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
14999 Make sure to register the store if the use is a PHI_NODE.
15001 2008-05-14 Olivier Hainque <hainque@adacore.com>
15003 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15004 memory if the component is to be referenced in BLKmode according
15005 to get_inner_reference.
15007 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15009 * calls.c (emit_library_call_value_1): Restore code clearing
15010 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15012 2008-05-14 Olivier Hainque <hainque@adacore.com>
15013 Nicolas Roche <roche@adacore.com>
15015 * configure.ac: Add support for a "gcc_subdir" variable in
15016 config-lang.in, to denote a subdirectory where the language/GCC
15017 integration files are to be found.
15018 * configure: Regenerate.
15020 2008-05-14 Ira Rosen <irar@il.ibm.com>
15022 PR tree-optimization/36098
15023 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15024 value for the first load in the group in case of a gap.
15025 (vect_build_slp_tree): Check that there are no gaps in loads.
15027 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15029 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15030 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15031 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15032 emit_insn and remove unneeded code to construct extra args.
15033 (emit_no_conflict_block): Removed.
15034 * optabls.h: (emit_no_conflict_block): Removed.
15035 * cse.c (cse_extended_basic_block): Remove search for
15036 REG_NO_CONFLICT note.
15037 * global.c: Removed incorrect comment added in revision 117.
15038 * expr.c (convert_move): Change call to emit_no_conflict_block to
15040 * recog.c: Change comments so that they do not mention
15042 * local_alloc.c (combine_regs): Removed last parameter.
15043 (no_conflict_p): Removed.
15044 (block_alloc): Removed note, no_conflict_combined_regno and set
15045 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15046 (combine_regs): Removed already_dead and code to look for
15047 REG_NO_CONFLICT notes.
15048 * lower_subreg (remove_retval_note): Removed code to look for
15049 REG_NO_CONFLICT block.
15050 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15051 (resolve_clobber): Remove code to process libcalls that have
15052 REG_NO_CONFLICT notes.
15053 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15055 * combine.c (can_combine_p, distribute_notes): Removed
15056 REG_NO_CONFLICT case.
15057 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15059 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15060 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15062 * reg-notes.def (NO_CONFLICT): Removed.
15064 2008-05-14 David S. Miller <davem@davemloft.net>
15066 * config/sparc/sparc.c (sparc_profile_hook): If
15067 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15068 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15069 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15071 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15073 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15075 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15078 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15079 and op1 expansion before vector concat to have less live pseudos.
15081 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15083 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15084 ix86_expand_vector_set if supported.
15086 2008-05-13 Diego Novillo <dnovillo@google.com>
15087 Kenneth Zadeck <zadeck@naturalbridge.com>
15089 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15091 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15092 phinodes_print_statistics, init_ssanames, fini_ssanames,
15093 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15094 release_ssa_name, release_defs, replace_ssa_name_symbol,
15095 ssanames_print_statistics): Move ...
15096 * tree-flow.h: ... here.
15097 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15098 Use FN instead of cfun.
15099 (make_ssa_name_fn): Rename from make_ssa_name.
15100 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15101 * tree-flow-inline.h (make_ssa_name): Move from
15102 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15103 * omp-low.c (expand_omp_parallel):
15104 * tree-flow-inline.h (redirect_edge_var_map_result):
15105 * tree-ssa.c (init_tree_ssa): Add argument FN.
15106 Use it instead of cfun. Update all users.
15108 2008-05-13 Tom Tromey <tromey@redhat.com>
15110 PR preprocessor/22168:
15111 * doc/cpp.texi (Top): Update menu.
15112 (Alternatives to Wrapper #ifndef): New node.
15113 (Other Directives): Document deprecation.
15114 (Obsolete Features): Remove menu.
15115 (Assertions): Merge node into Obsolete Features.
15116 (Obsolete once-only headers): Move earlier; rename to Alternatives
15117 to Wrapper #ifndef.
15118 * doc/cppopts.texi: Update.
15119 * c.opt (Wdeprecated): Enable for C and ObjC.
15120 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15121 (C++ Dialect Options): Move -Wno-deprecated from here to...
15122 (Warning Options): ... here.
15124 2008-05-13 Richard Guenther <rguenther@suse.de>
15126 PR middle-end/36227
15127 * fold-const.c (fold_sign_changed_comparison): Do not allow
15128 changes in pointer-ness.
15130 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15133 * config/sh/sh.c (sh_expand_prologue): Don't clear
15134 RTX_FRAME_RELATED_P for push insns.
15136 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15138 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15140 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15142 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15143 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15144 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15146 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15148 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15149 (*vec_concatv4sf_sse): This.
15150 (*sse2_concatv2si): Renamed to ...
15151 (*vec_concatv2si_sse2): This.
15152 (*sse1_concatv2si): Renamed to ...
15153 (*vec_concatv2si_sse): This.
15154 (*vec_concatv2di_rex): Renamed to ...
15155 (*vec_concatv2di_rex64): This.
15156 (*vec_concatv2si_sse4_1): New.
15157 (*vec_concatv2di_rex64_sse4_1): Likewise.
15159 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15161 PR rtl-optimization/36111
15162 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15163 that was created for swappable operands.
15165 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15168 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15169 * configure.ac: Add call to ACX_PROG_GNAT.
15171 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15173 * optc-gen.awk: Fix comment typo.
15175 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15177 * pretty-print.c (pp_integer_with_precision): Use
15178 HOST_LONG_LONG_FORMAT.
15180 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15182 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15184 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15186 * config/i386/i386.c (bdesc_ptest): Removed.
15187 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15188 (bdesc_args): Add __builtin_ia32_ptestz128,
15189 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15190 (ix86_init_mmx_sse_builtins): Updated.
15191 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15192 (ix86_expand_builtin): Updated.
15194 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15196 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15197 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15199 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15201 * value-prof.c (interesting_stringop_to_profile): Do not
15202 return early for BUILT_IN_MEMPCPY.
15204 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15206 * calls.c (expand_call): Don't use callgraph to increase
15207 preferred_stack_boundary.
15209 * cgraph.h (cgraph_rtl_info): Use unsigned on
15210 preferred_incoming_stack_boundary.
15212 * final.c (rest_of_clean_state): Use unsigned on
15213 preferred_stack_boundary.
15215 2008-05-09 Tom Tromey <tromey@redhat.com>
15217 PR preprocessor/22231:
15218 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15221 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15223 PR tree-optimization/36129
15224 * tree-ssa-ccp.c: Include value-prof.h.
15225 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15226 built-in function was folded to a constant.
15227 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15229 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15230 Sebastian Pop <sebastian.pop@amd.com>
15232 * tree-scalar-evolution.c: Document instantiate_scev.
15233 (instantiate_parameters_1): Renamed instantiate_scev_1.
15234 Don't use the same loop for instantiation_loop and evolution_loop.
15235 (instantiate_scev): New.
15236 (instantiate_parameters): Moved...
15237 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15238 same loop twice. Maintains the semantics for this function.
15239 * tree-scalar-evolution.h (instantiate_scev): Declare.
15240 (instantiate_parameters): ...here. Now static inline.
15241 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15242 instead of resolve_mixers.
15244 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15246 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15248 2008-05-09 Tomas Bily <tbily@suse.cz>
15250 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15251 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15252 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15253 * c-common.c (c_common_truthvalue_conversion): Likewise.
15254 * tree-object-size.c (compute_object_offset): Likewise.
15255 * tree-inline.c (estimate_num_insns_1): Likewise.
15256 * varasm.c (const_hash_1, compare_constant, copy_constant)
15257 (compute_reloc_for_constant, output_addressed_constants)
15258 (initializer_constant_valid_p): Likewise.
15259 * c-omp.c (check_omp_for_incr_expr): Likewise.
15260 * gimplify.c (gimplify_expr): Likewise.
15261 * c-typeck.c (c_finish_return): Likewise.
15262 * tree-vectorizer.c (supportable_widening_operation)
15263 (supportable_narrowing_operation): Likewise.
15264 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15265 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15266 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15267 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15268 (descr_info_loc): Likewise.
15269 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15270 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15271 (fold_unary): Likewise.
15272 * builtins.c (get_pointer_alignment): Likewise.
15273 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15274 (instantiate_parameters_1): Likewise.
15275 * tree.c (expr_align, stabilize_reference): Likewise.
15276 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15277 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15278 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15279 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15280 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15281 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15283 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15284 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15285 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15286 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15287 (forward_propagate_comparison)
15288 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15289 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15290 * emit-rtl.c (component_ref_for_mem_expr)
15291 (set_mem_attributes_minus_bitpos): Likewise.
15292 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15293 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15295 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15296 (build_function_call, pointer_diff, build_compound_expr)
15297 (c_finish_return): Likewise.
15298 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15299 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15301 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15302 * expr.c (is_aligning_offset): Likewise.
15303 * tree-ssa-alias.c (is_escape_site): Likewise.
15304 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15305 (check_all_va_list_escapes): Likewise.
15306 * tree-ssa-loop-ivopts.c (determine_base_object)
15307 (determine_common_wider_type): Likewise.
15308 * dojump.c (do_jump): Likewise.
15309 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15310 * tree-gimple.c (is_gimple_cast): Likewise.
15311 * fold-const.c (decode_field_reference, )
15312 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15313 (fold_binary): Likewise.
15314 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15315 (already_warned_in_frontend_p): Likewise.
15316 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15317 * tree.c (really_constant_p, get_unwidened): Likewise.
15318 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15319 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15320 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15322 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15324 (CONVERT_EXPR_P): Define.
15325 (CASE_CONVERT): Define.
15327 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15329 PR middle-end/36117
15330 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15331 (delete_unmarked_insns): When deleting a call, call
15332 delete_unreachable_blocks.
15333 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15334 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15336 2008-05-08 Richard Guenther <rguenther@suse.de>
15338 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15339 (-ftree-salias): Likewise.
15340 (salias-max-implicit-fields): Remove param documentation.
15341 (salias-max-array-elements): Likewise.
15342 * tree-pass.h (pass_create_structure_vars): Remove.
15343 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15344 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15345 * tree-ssa-alias.c (create_structure_vars): Remove.
15346 (gate_structure_vars): Likewise.
15347 (pass_create_structure_vars): Likewise.
15348 (gate_build_alias): Likewise.
15349 (pass_build_alias): Adjust to run always and dump the function.
15350 * common.opt (ftree-salias): Hide.
15351 * passes.c (init_optimization_passes): Remove
15352 pass_create_structure_vars, adjust comment.
15353 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15354 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15355 * opts.c (decode_options): Do not set flag_tree_salias.
15356 (common_handle_option): Add OPT_ftree_salias to the backward
15357 compatibility section.
15359 2008-05-08 Richard Guenther <rguenther@suse.de>
15361 * tree-flow-inline.h (var_can_have_subvars): Move ...
15362 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15363 * tree-flow.h (var_can_have_subvars): Remove.
15364 (push_fields_onto_fieldstack): Remove.
15365 (sort_fieldstack): Likewise.
15366 (struct fieldoff): Move ...
15367 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15368 alias_set and base_for_components fields.
15369 (sort_fieldstack): Make static.
15370 (push_fields_onto_fieldstack): Likewise. Remove code that
15371 handles anything but RECORD_TYPEs. Remove alias_set and
15372 base_for_components handling.
15373 (create_variable_info_for): Adjust.
15375 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15377 * common.opt (Wframe-larger-than=): Shorten the help message
15379 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15381 2008-05-08 Rafael EspÃndola <espindola@google.com>
15383 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15385 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15386 trap and that both operands are gimple values.
15387 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15388 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15391 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15393 * read-rtl.c (join_c_conditions): Return the first string if the
15394 two strings are equal.
15396 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15398 * gensupport.h (pred_data): Add a "num_codes" field.
15399 (add_predicate_code): Declare.
15400 * gensupport.c (add_predicate_code): New function.
15401 (std_pred_table): Add an "allows_const_p" field.
15402 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15403 Remove the (incomplete) list of such codes from the codes field.
15404 (init_predicate_table): Use add_predicate_code. Add all
15405 RTX_CONST_OBJs if allows_const_p is true.
15406 * genrecog.c (process_define_predicate): Use add_predicate_code.
15408 2008-05-08 David Daney <ddaney@avtrex.com>
15409 Richard Sandiford <rsandifo@nildram.co.uk>
15411 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15412 special case of constant zero operands.
15413 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15414 old and new values. Special case constant zero values.
15415 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15417 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15418 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15420 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15423 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15424 similar RTX_CONST_OBJ before CONST_INT.
15426 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15428 * stmt.c (expand_stack_restore): Change sa mode if needed.
15430 2008-05-08 Richard Guenther <rguenther@suse.de>
15432 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15433 return type to bool.
15434 (ix86_sol10_return_in_memory): Likewise.
15435 (ix86_i386elf_return_in_memory): Likewise.
15436 (ix86_i386interix_return_in_memory): Likewise.
15437 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15438 (ix86_sol10_return_in_memory): Likewise.
15439 (ix86_i386elf_return_in_memory): Likewise.
15440 (ix86_i386interix_return_in_memory): Likewise.
15442 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15445 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15447 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15448 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15451 2008-05-08 Richard Guenther <rguenther@suse.de>
15453 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15454 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15455 (DR_SUBVARS): Remove.
15456 * tree-dfa.c (dump_subvars_for): Remove.
15457 (debug_subvars_for): Likewise.
15458 (dump_variable): Do not dump subvars.
15459 (remove_referenced_var): Do not remove subvars.
15460 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15461 (lookup_subvars_for_var): Remove.
15462 (get_subvars_for_var): Likewise.
15463 (get_subvars_at): Likewise.
15464 (get_first_overlapping_subvar): Likewise.
15465 (overlap_subvar): Likewise.
15466 * tree-flow.h (subvar_t): Remove.
15467 (struct var_ann_d): Remove subvars field.
15468 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15469 argument. Remove special handling of SFTs.
15470 (compute_tag_properties): Likewise.
15471 (set_initial_properties): Likewise.
15472 (compute_call_clobbered): Likewise.
15473 (count_mem_refs): Likewise.
15474 (compute_memory_partitions): Likewise.
15475 (compute_flow_insensitive_aliasing): Likewise.
15476 (setup_pointers_and_addressables): Likewise.
15477 (new_type_alias): Likewise.
15478 (struct used_part): Remove.
15479 (used_portions): Likewise.
15480 (struct used_part_map): Likewise.
15481 (used_part_map_eq): Likewise.
15482 (used_part_map_hash): Likewise.
15483 (free_used_part_map): Likewise.
15484 (up_lookup): Likewise.
15485 (up_insert): Likewise.
15486 (get_or_create_used_part_for): Likewise.
15487 (create_sft): Likewise.
15488 (create_overlap_variables_for): Likewise.
15489 (find_used_portions): Likewise.
15490 (create_structure_vars): Likewise.
15491 * tree.def (STRUCT_FIELD_TAG): Remove.
15492 * tree.h (MTAG_P): Adjust.
15493 (struct tree_memory_tag): Remove base_for_components and
15494 unpartitionable flags.
15495 (struct tree_struct_field_tag): Remove.
15496 (SFT_PARENT_VAR): Likewise.
15497 (SFT_OFFSET): Likewise.
15498 (SFT_SIZE): Likewise.
15499 (SFT_NONADDRESSABLE_P): Likewise.
15500 (SFT_ALIAS_SET): Likewise.
15501 (SFT_UNPARTITIONABLE_P): Likewise.
15502 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15503 (union tree_node): Remove sft field.
15504 * alias.c (get_alias_set): Remove special handling of SFTs.
15505 * print-tree.c (print_node): Remove handling of SFTs.
15506 * tree-dump.c (dequeue_and_dump): Likewise.
15507 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15508 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15509 * tree-predcom.c (set_alias_info): Do not set subvars.
15510 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15511 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15512 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15513 (add_vars_for_offset): Remove.
15514 (add_virtual_operand): Remove special handling of SFTs.
15515 (add_call_clobber_ops): Likewise.
15516 (add_call_read_ops): Likewise.
15517 (get_asm_expr_operands): Likewise.
15518 (get_modify_stmt_operands): Likewise.
15519 (get_expr_operands): Likewise.
15520 (add_to_addressable_set): Likewise.
15521 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15522 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15523 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15524 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15525 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15526 (tree_node_structure): Likewise.
15527 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15529 (find_what_p_points_to): Likewise.
15531 2008-05-08 Sa Liu <saliu@de.ibm.com>
15533 * config/spu/spu.md: Fixed subti3 pattern.
15535 2008-05-08 Richard Guenther <rguenther@suse.de>
15537 PR middle-end/36154
15538 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15539 sure to create a representative for trailing arrays for PTA.
15541 2008-05-08 Richard Guenther <rguenther@suse.de>
15543 PR middle-end/36172
15544 * fold-const.c (operand_equal_p): Two objects which types
15545 differ in pointerness are not equal.
15547 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15549 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15550 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15551 (emit_library_call_value_1): Add new variable fndecl initialized by
15552 NULL_TREE. It should be the decl type of orgfun, but this information
15553 seems not to be available here, so it uses the default calling abi.
15554 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15555 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15556 by TARGET_RETURN_IN_MEMORY.
15557 * config/i386/i386-interix.h: Likewise.
15558 * config/i386/i386.h: Likewise.
15559 * config/i386/i386elf.h: Likewise.
15560 * config/i386/ptx4-i.h: Likewise.
15561 * config/i386/sol2-10.h: Likewise.
15562 * config/i386/sysv4.h: Likewise.
15563 * config/i386/vx-common.h: Likewise.
15564 * config/cris/cris.h: Removed #if 0 clause.
15565 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15566 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15568 (ix86_sol10_return_in_memory): Likewise.
15569 (ix86_i386elf_return_in_memory): New.
15570 (ix86_i386interix_return_in_memory): New.
15571 * config/mt/mt-protos.h (mt_return_in_memory): New.
15572 * config/mt/mt.c: Likewise.
15573 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15574 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15575 * config/bfin/bfin.h: Likewise.
15576 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15578 * config/bfin/bfin.c: Likewise.
15579 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15580 * config/alpha/unicosmk.h: Likewise.
15581 * config/i386/cygming.h: Likewise.
15582 * config/iq2000/iq2000.h: Likewise.
15583 * config/mips/mips.h: Likewise.
15584 * config/mn10300/mn10300.h: Likewise.
15585 * config/rs6000/rs6000.h: Likewise.
15586 * config/score/score.h: Likewise.
15587 * config/spu/spu.h: Likewise.
15588 * config/v850/v850.h: Likewise.
15589 * defaults.h: Likewise.
15590 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15591 * expr.c (emit_block_move): Adjust use of
15592 OUTGOING_REG_PARM_STACK_SPACE.
15593 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15594 OUTGOING_REG_PARM_STACK_SPACE.
15595 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15597 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15599 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15600 on OMP_RETURN for OMP_FOR.
15603 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15604 (fortran_common): New function.
15605 (gen_variable_die): Call fortran_common instead of common_check,
15606 adjust for it returning tree instead of rtx. Formatting.
15608 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15612 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15613 * c-decl.c (merge_decls): Ditto.
15614 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15615 to RTL_CONST_OR_PURE_CALL_P.
15616 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15617 Initialized DECL_LOOPING_CONST_PURE.
15618 (process_call_operands): Set tree_side_effects properly.
15619 * tree.h (TREE_READONLY_DECL_P): Removed.
15620 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15621 (DECL_LOOPING_OR_CONST_P): New macro.
15622 (struct tree_function_decl): Added looping_const_or_pure_p.
15623 (ECF_*) Renumbered.
15624 (ECF_LOOPING_OR_CONST_P): New macro.
15625 * rtlanal.c (pure_const_p): Removed.
15626 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15627 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15628 to RTL_CONST_CALL_P.
15629 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15630 (check_decl, check_tree, check_call, scan_function): Initialize
15632 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15633 (static_execute): Set looping true for recursive functions.
15634 Undo setting state to IPA_NEITHER for recursive functions.
15635 * cse.c (cse_insn):
15636 * ifcvt.c (noce_can_store_speculate_p): Changed
15637 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15638 RTL_CONST_OR_PURE_CALL_P.
15639 * dse.c (scan_insn): Ditto.
15640 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15641 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15642 RTL_CONST_OR_PURE_CALL_P.
15643 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15644 pure_call_p to RTL_CONST_CALL_P.
15645 * gimplify.c (gimplify_call_expr): Clear side effects for
15646 non-looping pure and constant calls.
15647 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15648 (flags_from_decl_or_type): Set ecf flags from decl flags.
15649 (initialize_argument_information): Turn off
15650 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15651 Change const to pure if callee_copies is true rather than just
15653 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15654 way of marking pure calls.
15655 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15656 Remove hack that was supposed to fix pr7335 and remove old
15657 way of marking pure calls.
15658 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15659 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15660 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15661 RTL_CONST_OR_PURE_CALL_P.
15662 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15663 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15664 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15665 * sched-deps.c (schedule_analyze): Ditto.
15666 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15667 return_val field of calls to represent pure and const function info.
15668 (CONST_OR_PURE_CALL_P): Deleted macro.
15669 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15670 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15671 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15673 * tree-optimize.c (execute_fixup_cfg): Added test for
15674 ECF_LOOPING_CONST_OR_PURE.
15675 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15677 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15678 effects for looping pure or const calls.
15679 (verify_gimple_expr): Added verification code.
15680 * config/alpha/alpha.c (alpha_legitimize_address,
15681 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15683 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15684 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15685 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15686 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15687 RTL_CONST_OR_PURE_CALL_P.
15688 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15689 and const calls to be deleted.
15691 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15694 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15695 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15696 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15697 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15698 to handle nonimmediate operands.
15699 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15700 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15701 to handle nonimmediate operands.
15702 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15703 (mmx_pmulhrwv4hi3): New expander. Use
15704 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15705 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15706 (sse2_umulv1siv1di3): New expander. Use
15707 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15708 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15709 (mmx_eq<mode>3): New expander. Use
15710 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15711 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15712 (mmx_uavgv8qi3): New expander. Use
15713 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15714 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15715 (mmx_uavgv4hi3): New expander. Use
15716 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15718 * config/i386/sse.md
15719 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15720 to handle nonimmediate operands.
15721 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15722 to handle nonimmediate operands.
15723 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15724 to handle nonimmediate operands.
15725 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15726 to handle nonimmediate operands.
15727 (sse2_unpckhpd_exp): New expander. Use
15728 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15729 (sse2_unpcklpd_exp): New expander. Use
15730 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15731 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15732 to handle nonimmediate operands.
15733 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15734 to handle nonimmediate operands.
15735 (*sse2_<plusminus_insn><mode>3): Rename from
15736 sse2_<plusminus_insn><mode>3 insn pattern.
15737 (sse2_<plusminus_insn><mode>3): New expander. Use
15738 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15739 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15740 (sse2_umulv2siv2di3): New expander. Use
15741 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15742 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15743 (sse4_1_mulv2siv2di3): New expander. Use
15744 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15745 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15746 (sse2_pmaddwd): New expander. Use
15747 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15748 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15749 (sse2_eq<mode>3): New expander. Use
15750 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15751 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15752 (sse4_1_eqv2di3): New expander. Use
15753 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15754 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15755 (sse2_uavgv16qi3): New expander. Use
15756 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15757 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15758 (sse2_uavgv16qi3): New expander. Use
15759 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15760 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15761 (sse2_uavgv8hi3): New expander. Use
15762 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15763 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15764 (ssse3_pmulhrswv8hi3): New expander. Use
15765 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15766 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15767 (ssse3_pmulhrswv4hi3): New expander. Use
15768 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15770 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15771 (<sse>_vmmul<mode>3): Ditto.
15772 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15774 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15775 (ssse3_pmaddubsw): Ditto.
15777 * config/i386/i386.c (struct_builtin_description)
15778 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15779 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15780 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15781 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15782 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15783 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15784 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15785 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15786 (ix86_fixup_binary_operands): Assert that src1
15787 and src2 must have the same mode when swapped.
15788 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15789 and ix86_binary_operator_ok. Do not force operands in registers
15792 2008-05-07 Jan Hubicka <jh@suse.cz>
15794 * cgraph.c (dump_cgraph_node): Update.
15795 * cgraph.h (cgraph_local_info): Break out inline summary.
15796 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15798 * ipa-inline (inline_summary): New accestor function.
15799 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15800 cgraph_decide_inlining, compute_inline_parameters): Update.
15801 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15803 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15805 Cleanup ColdFire scheduling support and add V4 pipeline model.
15807 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15808 (define_attr cpu): Add cfv4 value.
15809 (define_attr type, define_attr type1): Merge into a single 'type'
15810 attribute. Update all uses.
15811 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15812 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15814 (define_attr opx_mem, define_attr opy_mem): Remove.
15815 (define_attr op_mem): Clean up, update comment.
15816 (define_attr size): Use specific values instead of general int.
15817 (define_attr guess, define_attr split): Remove. Update all uses.
15818 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15819 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15820 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15821 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15822 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15823 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15824 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15825 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15826 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15827 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15828 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15829 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15830 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15831 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15832 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15833 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15834 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15835 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15836 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15837 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15838 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15839 Update or set attributes.
15840 (stack_tie): New fake instruction.
15842 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15843 (m68k_sched_attr_size): Update declaration.
15844 (m68k_sched_attr_type2): Remove.
15845 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15846 Declare new bypass predicates.
15848 * config/m68k/m68k.c (m68k_sched_issue_rate,
15849 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15851 (TARGET_SCHED_ISSUE_RATE,
15852 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15853 (override_options): Handle scheduling for ColdFire V4 core.
15854 (m68k_expand_prologue): Emit stack_tie.
15855 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15856 'OP_TYPE_FPN'. Update all uses.
15857 (sched_guess_p): Remove.
15858 (sched_address_type): Handle symbolic addresses.
15859 (sched_get_operand): New static function.
15860 (sched_operand_type): Merge into sched_attr_op_type.
15861 (sched_attr_op_type): Handle FP registers, handle quick constants,
15863 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15864 (m68k_sched_attr_size): Update. Move logic to ...
15865 (sched_get_attr_size_int): New static function.
15866 (sched_get_opxy_mem_type): New static function.
15867 (m68k_sched_attr_op_mem): Update.
15868 (m68k_sched_attr_type2): Remove.
15869 (sched_cfv4_bypass_data): New static variable.
15870 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15871 (m68k_sched_issue_rate): Implement scheduler hook.
15872 (struct _sched_ib: enabled_p): New field.
15873 (m68k_sched_variable_issue): Update. Handle V4.
15874 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15875 sched_dump_class_func_t, sched_dump_split_class,
15876 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15877 sched_dump_dfa_class, m68k_sched_dump): Remove.
15878 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15880 (m68k_sched_init_global): Remove statisctics dumping, introduce
15881 sanity check that all instructions have pipeline reservations. Handle
15883 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15884 Handle ColdFire V4 core.
15885 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15886 New static functions.
15887 (m68k_sched_address_bypass_p): New bypass predicate.
15888 (sched_get_indexed_address_scale): New static function.
15889 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15891 * cf.md: Update comments.
15892 (define_attr type2): Remove. Use 'type' attribute instead.
15894 (cf_ib): Rename to cfv123_ib. Update all uses.
15895 (cf_oep): Rename to cfv123_oep. Update all uses.
15896 (cf_chr): Rename to cfv123_chr. Update all uses.
15897 (cf_mem): Rename to cfv123_mem. Update all uses.
15898 (cf_mac): Move to more appropriate place.
15899 (cfv123_guess): New automaton and cpu_unit.
15900 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15901 Update uses of 'size' attribute. Handle before reload scheduling.
15902 (cfv123_guess): New dummy reservation for unhandled instructions.
15903 (cfv4_*): Pipeline description of ColdFire V4 core.
15904 (ignore): New reservation to handle 'ignore' type.
15906 2008-05-07 Ian Lance Taylor <iant@google.com>
15908 PR middle-end/36013
15909 * gimplify.c (find_single_pointer_decl_1): Don't look through
15911 (find_single_pointer_decl): Adjust comments.
15913 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15915 PR middle-end/36137
15916 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15917 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15919 PR middle-end/36106
15920 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15921 integral type rather than floating point, then VIEW_CONVERT_EXPR
15922 to the floating point type.
15924 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15926 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15927 TFmode op0 to register.
15929 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15931 * c-decl.c (grokdeclarator): Comment typo.
15933 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15935 * tree-flow.h: Remove prototype for computed_goto_p.
15936 * tree-cfg.c (computed_goto_p): Make static.
15938 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15941 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15942 (contains_aligned_value_p): This. Handle _Decimal128.
15943 (ix86_function_arg_boundary): Only align _Decimal128 to its
15944 natural boundary and handle it properly.
15946 2008-05-06 Martin Jambor <mjambor@suse.cz>
15948 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15949 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15950 (ipcp_method_set_orig_node): Removed.
15951 (ipcp_cval_get_cvalue_type): Removed.
15952 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15953 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15954 (ipcp_cval_set_cvalue_type): Removed.
15955 (ipcp_cval_get_cvalue): Removed.
15956 (ipcp_cval_set_cvalue): Removed.
15957 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15958 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15959 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15960 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15961 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15962 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15963 (ipcp_get_ith_lattice): Changed parameters.
15964 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15965 (ipcp_lattice_from_jfunc): Changed parameters.
15966 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15967 (ipcp_method_cval_print): Added temporary variable info.
15968 (ipcp_redirect): Removed already unused local variable caller.
15969 (ipcp_redirect): New temporary variable orig_callee_info
15970 (ipcp_redirect): Removed newly unused local variable callee.
15971 (ipcp_redirect): Removed (a bit confusing) local variable type.
15972 (ipcp_insert_stage): Added local variable info.
15973 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15975 (ipcp_formal_create): Removed.
15976 (ipcp_method_cval_set): Removed.
15977 (ipcp_propagate_stage): Renamed lattice variables.
15978 (ipcp_method_cval_set_cvalue_type): Removed.
15979 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15980 (ipcp_print_all_lattices): Changed printed strings to refer to
15981 lattices rather than cvals.
15982 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15983 (ipcp_propagate_const): Changed formal parameters.
15984 (build_const_val): Changed formal parameters.
15985 (ipcp_insert_stage): Removed useless variable cvalue
15986 (build_const_val): Changed formal parameters.
15987 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15988 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15989 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15990 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15991 (ipcp_print_func_profile_counts): Changed string from "method" to
15993 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15994 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15995 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
15996 (ipcp_structures_print): Renamed to ipcp_print_all_structures
15997 (ipcp_profile_print): Renamed to ipcp_print_profile_data
15998 (ipcp_lat_is_const): Changed parameters and made inline.
15999 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16000 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16001 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16002 the predicate condition directly
16003 (ipcp_propagate_stage): Added local variable args. Removed local
16004 variable callee. (Both are mere code simplifications.)
16005 (ipcp_method_dont_insert_const): Renamed to
16006 ipcp_node_not_modifiable_p.
16007 (ipcp_node_not_modifiable_p): Made inline.
16008 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16009 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16010 (ipcp_print_all_lattices): Removed variable cvalue
16011 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16014 2008-05-06 Olivier Hainque <hainque@adacore.com>
16016 * tree-sra.c (try_instantiate_multiple_fields): Early return
16017 if field has POINTER_TYPE.
16019 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16021 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16022 by using 'q' specifier for instruction.
16023 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16025 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16027 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16028 Change mode of zero_extract from QImode to HImode.
16029 (sign bit tests peepholes): (Ditto.).
16031 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16033 * config/i386/mmx.md: Remove double backslashes from asm templates.
16034 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16035 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16036 to handle nonimmediate operands.
16037 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16038 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16039 to handle nonimmediate operands.
16040 (*mmx_<code>v2sf3_finite): New insn pattern.
16041 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16042 (mmx_<code>v2sf3): New expander. Use
16043 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16044 (mmx_<plusminus_insn><mode>3): New expander. Use
16045 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16046 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16047 (mmx_add<mode>3): Removed.
16048 (mmx_ssadd<mode>3): Ditto.
16049 (mmx_usadd<mode>3): Ditto.
16050 (mmx_sub<mode>3): Ditto.
16051 (mmx_sssub<mode>3): Ditto.
16052 (mmx_ussub<mode>3): Ditto.
16053 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16054 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16055 to handle nonimmediate operands.
16056 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16058 (mmx_smulv4hi3_highpart): New expander. Use
16059 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16060 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16062 (mmx_umulv4hi3_highpart): New expander. Use
16063 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16064 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16065 (mmx_<code>v4hi3): New expander. Use
16066 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16067 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16068 (mmx_<code>v8qi3): New expander. Use
16069 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16070 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16071 (mmx_<code><mode>3): New expander. Use
16072 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16074 2008-05-05 Jan Hubicka <jh@suse.cz>
16076 PR tree-optimization/36118
16077 * passes.c (pass_init_dump_file): Fix dump header.
16079 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16081 PR middle-end/36141
16082 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16083 VCE for function decls.
16085 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16087 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16089 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16091 * config/i386/i386.md (sat_plusminus): New.
16092 (plusminus_insn): Likewise.
16093 (plusminus_mnemonic): Likewise.
16095 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16096 (*<addsub><mode>3_cc_overflow): Renamed to ...
16097 (*<plusminus_insn><mode>3_cc_overflow): This.
16098 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16099 (*<plusminus_insn>si3_zext_cc_overflow): This.
16101 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16102 (<plusminus_insn><mode>3): This.
16103 (*<addsub><mode>3): Renamed to ...
16104 (*<plusminus_insn><mode>3): This.
16105 (<sse>_vm<addsub><mode>3): Renamed to ...
16106 (<sse>_vm<plusminus_insn><mode>3): This.
16107 (sse3_h<addsub>v4sf3): Renamed to ...
16108 (sse3_h<plusminus_insn>v4sf3): This.
16109 (sse3_h<addsub>v2df3): Renamed to ...
16110 (sse3_h<plusminus_insn>v2df3): This.
16111 (<plusminus_insn><mode>3): New.
16112 (*<plusminus_insn><mode>3): Likewise.
16113 (sse2_<plusminus_insn><mode>3): Likewise.
16114 (add<mode>): Removed.
16115 (*add<mode>3): Likewise.
16116 (sse2_ssadd<mode>3): Likewise.
16117 (sse2_usadd<mode>3): Likewise.
16118 (sub<mode>3): Likewise.
16119 (*sub<mode>3): Likewise.
16120 (sse2_sssub<mode>3): Likewise.
16121 (sse2_ussub<mode>3): Likewise.
16123 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16125 * gthr-single.h: Add in required interface elements as per gthr.h.
16126 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16127 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16128 Generalize UNUSED macro.
16129 (__gthread_once): Add.
16130 (__gthread_key_create): Add.
16131 (__gthread_key_delete): Add.
16132 (__gthread_getspecific): Add.
16133 (__gthread_setspecific): Add.
16135 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16137 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16138 the same size types for the indirect reference on the rhs, then
16141 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16143 * config/i386/i386.md
16144 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16145 one insn template instead of template series.
16146 (*xordi_1_rex64): Ditto.
16147 (*xordi_2_rex64): Ditto.
16149 2008-05-05 Ira Rosen <irar@il.ibm.com>
16151 PR tree-optimization/36119
16152 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16155 2008-06-04 Jan Hubicka <jh@suse.cz>
16157 tree-optimization/36100
16158 * tree-pass.h (pass_O0_always_inline): Declare.
16159 * ipa-inline.c (inline_transform): Remove dead code.
16160 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16161 pass_O0_always_inline): New.
16162 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16164 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16166 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16167 mnemonic in this_param move for TARGET_64BIT.
16169 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16171 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16172 (*strmovsi_rex_1): Ditto.
16173 (*strsetsi_1): Ditto.
16174 (*strsetsi_rex_1): Ditto.
16176 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16177 adddicc expanders using SWI mode iterator.
16179 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16182 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16185 2008-05-04 David S. Miller <davem@davemloft.net>
16187 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16188 (sparc*-*-linux*): Use linux.h in tm_file.
16189 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16190 compiler defaulting to 32-bit.
16191 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16193 * config/sparc/linux.h: Remove definitions now obtained
16194 properly from linux.h
16195 * config/sparc/linux64.h: Likewise.
16196 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16197 don't want this setting for 32-bit builds in a biarch compiler.
16198 * doc/install.texi: Add sparc-linux to list of targets
16199 supporting --enable-targets=all.
16201 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16203 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16205 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16207 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16208 after V4SI_FTYPE_V8HI.
16209 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16210 case V4SI_FTYPE_V2DF.
16212 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16214 * doc/invoke.texi (max-flow-memory-locations): Removed.
16215 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16217 2008-05-03 Richard Guenther <rguenther@suse.de>
16219 PR middle-end/34973
16220 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16222 2008-05-02 David S. Miller <davem@davemloft.net>
16224 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16226 2008-05-02 Simon Baldwin <simonb@google.com>
16229 * c-common.h (warn_array_subscript_range): Removed.
16230 * c-common.c (warn_array_subscript_range): Ditto.
16231 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16232 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16234 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16236 * config/i386/i386.c (ix86_special_builtin_type): New.
16237 (bdesc_special_args): Likewise.
16238 (ix86_expand_special_args_builtin): Likewise.
16239 (ix86_init_mmx_sse_builtins): Updated.
16240 (ix86_expand_builtin): Updated.
16241 (ix86_expand_store_builtin): Removed.
16242 (ix86_expand_unop_builtin): Likewise.
16244 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16245 * config/i386/mmintrin.h (__v2sf): Here.
16247 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16249 (_mm_loadl_pi): Likewise.
16250 (_mm_storeh_pi): Replace __v2si with __v2sf.
16251 (_mm_storel_pi): Likewise.
16253 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16254 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16255 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16256 __builtin_ia32_loadlpd.
16258 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16260 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16261 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16262 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16263 (ix86_init_mmx_sse_builtins): Updated.
16264 (ix86_expand_args_builtin): Likewise.
16265 (ix86_expand_builtin): Likewise.
16266 (ix86_expand_unop1_builtin): Renamed to ...
16267 (ix86_expand_unop_vec_merge_builtin): This.
16269 2008-05-01 Jan Hubicka <jh@suse.cz>
16272 * ipa-inline.c (inline_generate_summary): Make static.
16273 (inline_transform): Do not call inlining at -O0; make static.
16274 * passes.c (execute_todo): Add sanity check.
16275 (execute_one_ipa_transform_pass): Execute proper flags.
16277 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16279 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16280 (DECL_NONADDRESSABLE_P): Likewise.
16281 * alias.c (record_component_aliases): Fix comment.
16283 2008-05-01 Simon Baldwin <simonb@google.com>
16285 * c-common.h (warn_array_subscript_range): New function.
16286 * c-common.c (warn_array_subscript_range): Ditto.
16287 * tree-vrp.c (check_array_ref): Corrected code to agree with
16288 comment, ignoring only arrays of size 0 or size 1.
16289 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16291 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16293 * config/i386/i386.c (ix86_builtin_type): Replace
16294 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16295 (bdesc_args): Updated.
16296 (ix86_init_mmx_sse_builtins): Likewise.
16297 (ix86_expand_args_builtin): Likewise.
16299 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16302 * doc/extend.texi: Correct __builtin_ia32_palignr.
16304 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16307 * config/i386/i386.c (bdesc_crc32): Removed.
16308 (ix86_expand_crc32): Likewise.
16309 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16310 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16311 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16312 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16313 UINT_FTYPE_UINT_UCHAR.
16314 (bdesc_args): Updated. Add crc32 builtins.
16315 (ix86_init_mmx_sse_builtins): Updated.
16316 (ix86_expand_args_builtin): Updated to support subreg.
16318 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16320 2008-05-01 Jan Hubicka <jh@suse.cz>
16322 * tree-pass.h (opt_pass): Add IPA_PASS.
16323 (varpool_node, cgraph_node): Forward declare.
16324 (ipa_opt_pass): Define.
16325 (pass_ipa_inline): Turn into ipa_opt_pass.
16326 (pass_apply_inline): Remove.
16327 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16328 (apply_inline): Turn into ....
16329 (inline_transform): ... this one.
16330 (inline_generate_summary): New function.
16331 (pass_apply_inline): Remove.
16332 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16334 (struct function): Add ipa_transforms_to_apply.
16335 * passes.c (register_one_dump_file): Work on IPA_PASS.
16336 (init_optimization_passes): Remove pass_inline_parameters and
16338 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16339 (execute_one_pass) ... here; apply transforms when possible.
16340 (add_ipa_transform_pass, execute_ipa_summary_asses,
16341 execute_one_ipa_transform_pass): New.
16342 (execute_ipa_pass_list): Update for IPA_PASS type.
16344 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16346 * config/i386/i386.c (ix86_builtin_type): Add
16347 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16348 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16349 (bdesc_args): Add SSE4a builtins.
16350 (ix86_init_mmx_sse_builtins): Updated.
16351 (ix86_expand_args_builtin): Likewise.
16352 (ix86_expand_builtin): Likewise.
16354 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16356 * config/i386/i386.c (ix86_builtin_type): Add
16357 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16358 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16359 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16360 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16361 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16362 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16363 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16364 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16365 and DI_FTYPE_DI_DI_INT.
16366 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16367 (ix86_init_mmx_sse_builtins): Updated.
16368 (ix86_expand_args_builtin): Likewise.
16369 (ix86_expand_builtin): Likewise.
16370 (ix86_expand_binop_imm_builtin): Removed.
16372 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16374 2008-04-30 Richard Guenther <rguenther@suse.de>
16376 PR tree-optimization/32921
16377 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16379 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16381 * config/arm/arm.c (arm_unwind_emit): Use
16382 crtl->all_throwers_are_sibcalls instead of
16383 cfun->all_throwers_are_sibcalls.
16384 (arm_output_fn_unwind): Likewise.
16385 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16386 instead of cfun->uses_pic_offset_table.
16387 (frv_expand_prologue): Likewise.
16388 (frv_frame_pointer_required): Likewise.
16389 (frv_expand_fdpic_call): Likewise.
16390 (frv_emit_movsi): Likewise.
16391 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16392 cfun->returns_pcc_struct instead of
16393 current_function_returns_pcc_struct.
16394 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16395 instead of cfun->calls_eh_return.
16396 (m32c_pushm_popm): Likewise.
16397 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16398 "extern" declaration.
16400 2008-04-30 Richard Guenther <rguenther@suse.de>
16402 PR tree-optimization/21636
16403 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16405 (evaluate_stmt): Print the likely value.
16406 (ccp_visit_stmt): Avoid excessive vertical spacing.
16408 2008-04-30 Rafael EspÃndola <espindola@google.com>
16410 * builtins.c (fold_call_expr): Return realret.
16411 * tree-ssa-threadedge.c
16412 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16413 __builtin_object_size.
16415 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16417 * gcc.c (wrapper_string): New variable.
16418 (insert_wrapper): New function.
16419 (execute): New option -wrapper.
16420 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16422 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16424 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16425 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16426 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16428 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16429 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16430 config/rs6000/e500crtres64gprctr.asm,
16431 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16432 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16433 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16434 config/rs6000/e500crtsav64gprctr.asm,
16435 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16436 config/rs6000/e500crtsavg64gprctr.asm: New files.
16437 * config/rs6000/t-ppccomm: Add build rules for new files.
16438 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16439 * config/rs6000/t-netbsd: Add build rules for new files.
16440 (LIB2FUNCS_STATIC_EXTRA): New variable.
16441 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16442 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16443 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16445 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16447 * config/i386/i386.c (ix86_builtin_type): Add
16448 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16449 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16450 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16451 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16452 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16453 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16454 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16455 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16456 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16457 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16458 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16459 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16460 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16461 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16462 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16463 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16464 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16465 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16466 V1DI_FTYPE_V2SI_V2SI.
16467 (bdesc_2arg): Moved to ...
16468 (bdesc_args): Here.
16469 (ix86_init_mmx_sse_builtins): Updated.
16470 (ix86_expand_args_builtin): Updated. Take a pointer
16471 to const struct builtin_description. Handle comparison
16473 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16474 (ix86_expand_builtin): Updated.
16476 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16477 (ssse3_pmaddubsw128): This.
16478 (ssse3_pmaddubswv4hi3): Renamed to ...
16479 (ssse3_pmaddubsw): This.
16481 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16482 (__builtin_ia32_packssdw128): Likewise.
16483 (__builtin_ia32_packuswb128): Likewise.
16484 (__builtin_ia32_pmaddubsw): Likewise.
16485 (__builtin_ia32_pmaddubsw128): Likewise.
16487 2008-04-30 Richard Guenther <rguenther@suse.de>
16489 PR tree-optimization/14847
16490 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16491 (recognize_bits_test): Use it.
16492 (recognize_single_bit_test): Likewise.
16494 2008-04-30 Martin Jambor <mjambor@suse.cz>
16496 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16497 instead of setting number of formal parameters to zero.
16498 (ipcp_init_stage): Do not set the number of actual parameters to zero
16500 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16501 which are called with variable number of arguments.
16502 (ipcp_insert_stage): Explicitely skipping all nodes which are
16503 called with variable number of arguments.
16504 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16505 number of parameters.
16507 * ipa-prop.h (struct ipa_node_params): Added flag
16508 called_with_var_arguments
16509 (ipa_set_param_count): Added. Changed sole setter to use it.
16510 (ipa_get_param_count): Added. All readers of param_count
16511 converted to use it instead.
16512 (ipa_set_called_with_variable_arg): Added.
16513 (ipa_is_called_with_var_arguments): Added.
16514 (ipa_get_ith_param): Added. All readers of param_decls converted
16516 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16518 (ipa_get_cs_argument_count): Added, all readers of argument_count
16520 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16523 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16524 (struct ipcp_lattice): Renamed cval_type to type
16525 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16527 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16528 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16529 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16530 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16531 (build_const_val): Changed the type of parameter cvalue to tree
16532 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16533 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16535 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16538 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16539 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16540 (ipa_add_method): Renamed to ipa_push_func_to_list
16541 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16542 (ipa_callsite_param_count): Removed.
16543 (ipa_callsite_param_count_set): Removed.
16544 (ipa_callsite_param): Removed.
16545 (ipa_callsite_callee): Removed.
16546 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16547 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16548 (ipa_method_formal_count): Removed.
16549 (ipa_method_formal_count_set): Removed.
16550 (ipa_method_get_tree): Removed.
16551 (ipa_method_tree_map_create): Removed.
16552 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16553 (ipa_create_param_decls_array): Creates the array itself
16554 (ipa_create_param_decls_array): Temporary variable info instead of
16555 a few dereferences.
16556 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16557 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16558 (get_type): Removed.
16559 (ipa_jf_get_info_type): Removed.
16560 (ipa_node_create): Renamed to ipa_create_node_params
16561 (ipa_free): Renamed to ipa_free_all_node_params
16562 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16563 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16564 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16565 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16566 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16567 ipa_free_all_edge_args
16568 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16569 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16570 (ipa_create_methodlist_node): Removed.
16571 (ipa_methodlist_method): Removed.
16572 (ipa_methodlist_method_set): Removed.
16573 (ipa_methodlist_next_method): Removed.
16574 (ipa_methodlist_next_method_set): Removed.
16575 (ipa_method_is_modified): Removed.
16576 (ipa_method_modify_create): Removed.
16577 (ipa_method_modify_init): Temporary variable info instead of a few
16579 (ipa_detect_param_modifications): Temporary variable info instead of
16580 a few dereferences.
16581 (ipa_compute_jump_functions): Temporary variable info instead of
16582 a few dereferences.
16583 (ipa_method_modify_set): Removed.
16584 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16585 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16586 than craph_node as the first parameter.
16587 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16588 (ipa_method_modify_init): Removed.
16589 (ipa_compute_jump_functions): Added a temp variable instead of
16590 repeatadly dereferencing the cgraph_edge.aux pointer
16591 (ipa_callsite_param_set_type): Removed.
16592 (ipa_compute_jump_functions): i renamed to index and moved to
16594 (ipa_callsite_param_set_info_type_formal): Removed.
16595 (ipa_callsite_param_set_info_type): Removed.
16596 (ipa_callsite_param_map_create): Removed.
16597 (ipa_callsite_tree): Removed.
16598 (ipa_callsite_caller): Removed.
16599 (ipa_pop_func_from_list): return_method removed to return_func
16601 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16602 prefixed all values with IPA_. Changed all users.
16603 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16604 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16605 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16606 (union parameter_info): Renamed to jump_func_value.
16607 (union jump_func_value): Renamed value to constant
16608 (struct ipa_jump_func): Renamed info_type to value
16609 (struct ipa_node): Renamed to ipa_node_params
16610 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16611 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16612 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16613 (struct ipa_edge): Renamed to ipa_edge_args
16614 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16615 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16616 (struct ipa_methodlist): Renamed to ipa_func_list
16617 (struct ipa_func_list): method_p renamed to node, next_method
16619 (ipa_methodlist_p): Removed, switched all users to struct pointer
16620 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16622 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16624 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16625 (rs6000_emit_epilogue): Use backchain to restore only when we
16626 have a large frame. Make use of frame pointer to restore if we
16627 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16629 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16631 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16632 Add mode to zero_extract.
16633 (sign bit tests peepholes): (Ditto.).
16635 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16637 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16638 Instructions in comments with SSE3.
16639 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16640 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16641 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16642 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16643 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16644 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16645 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16646 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16647 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16648 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16649 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16650 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16651 (bdesc_sse_args): Renamed to ...
16652 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16653 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16654 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16655 IX86_BUILTIN_FABSQ.
16656 (bdesc_1arg): Moved to ...
16657 (bdesc_args): Here.
16658 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16659 Instructions in comments with SSE3.
16660 (ix86_expand_sse_operands_builtin): Renamed to ...
16661 (ix86_expand_args_builtin): This. Updated.
16662 (ix86_expand_unop1_builtin): Update comments.
16663 (ix86_expand_builtin): Updated.
16665 2008-04-29 Richard Guenther <rguenther@suse.de>
16667 PR tree-optimization/36078
16668 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16669 Update virtual SSA form after cleaning up the CFG.
16671 2008-04-29 Richard Guenther <rguenther@suse.de>
16673 PR middle-end/15255
16674 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16676 2008-04-29 Richard Guenther <rguenther@suse.de>
16678 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16679 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16680 (compute_flow_insensitive_aliasing): Do not treat
16681 PTR_IS_REF_ALL pointers special.
16682 (get_smt_for): Likewise.
16683 (may_alias_p): Re-structure.
16684 (is_escape_site): A ref-all pointer conversion is not an escape site.
16685 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16686 PTR_IS_REF_ALL pointers special.
16687 * tree-ssa-structalias.h (struct alias_info): Remove
16688 ref_all_symbol_mem_tag field.
16689 (PTR_IS_REF_ALL): Remove.
16691 2008-04-29 Richard Guenther <rguenther@suse.de>
16693 PR middle-end/36077
16694 * fold-const.c (extract_muldiv_1): In combining division constants
16695 make sure to never overflow.
16697 2008-04-29 Nick Clifton <nickc@redhat.com>
16699 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16701 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16704 * optc-gen.awk: Work around HP-UX/IA awk bug.
16706 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16708 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16711 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16714 * config/i386/i386.md
16715 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16716 Change operand 1 predicate to nonimmediate_operand.
16718 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16721 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16723 * gengtype.c (walk_type, write_func_for_structure): Handle
16725 * doc/gty.texi: Document chain_circular.
16727 2008-04-28 Richard Guenther <rguenther@suse.de>
16729 PR tree-optimization/36066
16730 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16733 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16736 * config/i386/i386.md
16737 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16738 Use match_scratch instead of match_operand for operands 3 and 4.
16740 2008-04-27 Richard Guenther <rguenther@suse.de>
16742 PR tree-optimization/18754
16743 PR tree-optimization/34223
16744 * tree-pass.h (pass_complete_unrolli): Declare.
16745 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16746 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16747 Rewrite loop into loop closed SSA form if it is not already.
16748 (tree_unroll_loops_completely): Re-structure to iterate over
16749 innermost loops with intermediate CFG cleanups.
16750 Unroll outermost loops only if requested or the code does not grow
16752 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16753 loops are available.
16754 (tree_vectorize): Instead do so here.
16755 (tree_complete_unroll): Also unroll outermost loops.
16756 (tree_complete_unroll_inner): New function.
16757 (gate_tree_complete_unroll_inner): Likewise.
16758 (pass_complete_unrolli): New pass.
16759 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16760 uses outside of the loop.
16761 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16762 form if it is available.
16763 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16764 * passes.c (init_optimization_passes): Schedule complete inner
16765 loop unrolling pass before the first CCP pass after final inlining.
16767 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16769 * targhooks.h (default_emutls_var_fields,
16770 default_emutls_var_init): Declare.
16771 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16772 * target.h (struct gcc_target): Add struct emutls member.
16773 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16774 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16775 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16776 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16777 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16778 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16779 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16780 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16781 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16782 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16783 emit debug information.
16784 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16785 * varasm.c: Include targhooks.h.
16786 (emutls_object_section, emutls_tmpl_section): New.
16787 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16788 (EMUTLS_SEPARATOR): New.
16789 (prefix_name): New.
16790 (get_emutls_object_name): New.
16791 (default_emutls_var_fields): New, broken out of ...
16792 (get_emutls_object_type): ... here. Adjust to use target hooks.
16793 (get_emutls_init_templ_addr): Adjust to use target hooks.
16794 (emutls_decl): Adjust to use target hooks.
16795 (emutls_finish): Likewise.
16796 (default_emutls_var_init): New, broken out of ...
16797 (assemble_variable): ... here. Adjust to use target hooks.
16798 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16799 SECCAT_EMUTLS_TMPL.
16800 * c-common.c (handle_section_attribute): Prevent overriding
16801 sections for emulated tls with special sections.
16802 * config/i386/i386.c (x86_64_elf_select_section): Add
16803 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16804 (x86_64_elf_unique_section): Likewise.
16805 * config/vxworks.c: Include tree.h.
16806 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16807 (vxworks_override_options): Set TLS scheme.
16808 * doc/tm.texi (Emulated TLS): New node.
16810 2008-04-26 Simon Baldwin <simonb@google.com>
16813 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16814 with propagated string constants.
16816 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16818 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16819 constraint for operand 2 when operand 0 is memory operand.
16820 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16821 operand 0 is memory operand.
16822 (fix_trunc<mode>_i387_with_temp): Ditto.
16823 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16824 operand 2 when operand 1 is memory operand.
16825 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16826 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16827 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16828 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16829 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16830 operands 2,3 and 4 when operand 1 is memory operand.
16831 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16833 (fistdi2_floor_with_temp): Ditto.
16834 (fist<mode>2_floor_with_temp): Ditto.
16835 (fistdi2_ceil_with_temp): Ditto.
16836 (fist<mode>2_ceil_with_temp): Ditto.
16837 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16839 2008-04-26 David Daney <ddaney@avtrex.com>
16841 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16843 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16844 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16845 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16846 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16847 (compare_and_swap_12): New insn.
16848 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16849 * config/mips/mips.c (mips_force_binary): New function.
16850 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16851 (mips_expand_compare_and_swap_12): New function.
16852 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16854 2008-04-25 Jan Hubicka <jh@suse.cz>
16857 * cfgexpand.c (pass_expand): Turn into RTL pass.
16858 * passes.c (execute_one_pass): Do pass typechecking after execution.
16859 * tree-pass.h (pass_expand): Turn into RTL pass.
16861 * function.h (struct rtl_data): Move here fields
16862 accesses_prior_frames, calls_eh_return, saves_all_registers,
16863 has_nonlocal_goto, has_asm_statement, is_thunk,
16864 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16865 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16866 arg_pointer_save_area_init from struct function; turn into bool.
16867 (struct function): Move
16868 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16869 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16870 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16871 tail_call_emit, arg_pointer_save_area_init
16872 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16873 (current_function_returns_struct, current_function_returns_pcc_struct,
16874 current_function_calls_setjmp, current_function_calls_alloca,
16875 current_function_accesses_prior_frames,
16876 current_function_calls_eh_return, current_function_is_thunk,
16877 current_function_stdarg, current_function_profile,
16878 current_function_limit_stack, current_function_uses_pic_offset_table,
16879 current_function_uses_const_pool, current_function_has_nonlocal_label,
16880 current_function_saves_all_registers,
16881 current_function_has_nonlocal_goto,
16882 current_function_has_asm_statement): Remove accesor macros.
16883 * ra-conflict.c (global_conflicts): Update.
16884 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16885 (suitable_for_tail_call_opt_p): Update.
16886 * builtins.c (expand_builtin_return_addr): Update.
16887 (expand_builtin_setjmp_setup): Update.
16888 (expand_builtin_nonlocal_goto): Update.
16889 * final.c (final_start_function): Update.
16890 (profile_function): Update.
16891 (leaf_function_p): Update.
16892 (only_leaf_regs_used): Update.
16893 * df-scan.c (df_get_exit_block_use_set): Update.
16894 * dojump.c (clear_pending_stack_adjust): Update.
16895 * tree-stdarg.c (gate_optimize_stdarg): Update.
16896 * gimple-low.c (lower_function_body): Update.
16897 * global.c (compute_regsets): Update.
16898 (global_alloc): Update.
16899 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16900 * expr.c (expand_assignment): Update.
16901 * dse.c (dse_step0): Update.
16902 (dse_step1): Update.
16903 * c-decl.c (store_parm_decls): Update.
16904 * local-alloc.c (combine_regs): Update.
16905 (find_free_reg): Update.
16906 * function.c (assign_parms_augmented_arg_list): Update.
16907 (assign_parm_find_data_types): Update.
16908 (assign_parms): Update.
16909 (allocate_struct_function): Update.
16910 (expand_function_start): Update.
16911 (expand_function_end): Update.
16912 (get_arg_pointer_save_area): Update.
16913 (thread_prologue_and_epilogue_insns): Update.
16914 (rest_of_match_asm_constraints): Update.
16915 * stor-layout.c (variable_size): Update.
16916 * gcse.c (gcse_main): Update.
16917 (bypass_jumps): Update.
16918 * gimplify.c (gimplify_function_tree): Update.
16919 * calls.c (emit_call_1): Update.
16920 (expand_call): Update.
16921 * bt-load.c (compute_defs_uses_and_gen): Update.
16922 * except.c (sjlj_assign_call_site_values): Update.
16923 (sjlj_emit_function_enter): Update.
16924 (can_throw_external): Update.
16925 (set_nothrow_function_flags): Update.
16926 (expand_builtin_unwind_init): Update.
16927 (expand_eh_return): Update.
16928 (convert_to_eh_region_ranges): Update.
16929 (output_function_exception_table): Update.
16930 * emit-rtl.c (gen_tmp_stack_mem): Update.
16931 * cfgexpand.c (expand_used_vars): Update.
16932 (tree_expand_cfg): Update.
16933 * cfgcleanup.c (rest_of_handle_jump): Update.
16934 * explow.c (allocate_dynamic_stack_space): Update.
16935 * varasm.c (assemble_start_function): Update.
16936 (force_const_mem): Update.
16937 (mark_constant_pool): Update.
16938 * tree-optimize.c (tree_rest_of_compilation): Update.
16939 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16940 * tree-cfg.c (notice_special_calls): Update.
16941 (is_ctrl_altering_stmt): Update.
16942 (tree_can_make_abnormal_goto): Update.
16943 (tree_purge_dead_abnormal_call_edges): Update.
16944 * config/alpha/predicates.md: Update.
16945 * config/alpha/alpha.c (alpha_sa_mask): Update.
16946 (alpha_sa_size): Update.
16947 (alpha_does_function_need_gp): Update.
16948 (alpha_expand_prologue): Update.
16949 (alpha_start_function): Update.
16950 (alpha_output_function_end_prologue): Update.
16951 (alpha_expand_epilogue): Update.
16952 * config/frv/frv.c (frv_stack_info): Update.
16953 (frv_expand_epilogue): Update.
16954 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16955 (s390_register_info): Update.
16956 (s390_frame_info): Update.
16957 (s390_init_frame_layout): Update.
16958 (s390_can_eliminate): Update.
16959 (save_gprs): Update.
16960 * config/spu/spu.c (spu_split_immediate): Update.
16961 (need_to_save_reg): Update.
16962 (spu_expand_prologue): Update.
16963 (spu_expand_epilogue): Update.
16964 * config/sparc/sparc.md: Update.
16965 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16966 (sparc_tls_got): Update.
16967 (legitimize_pic_address): Update.
16968 (sparc_emit_call_insn): Update.
16969 (sparc_expand_prologue): Update.
16970 (output_return): Update.
16971 (print_operand): Update.
16972 (sparc_function_ok_for_sibcall): Update.
16973 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16974 * config/m32r/m32r.md: Update.
16975 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16976 (m32r_compute_frame_size): Update.
16977 (m32r_expand_prologue): Update.
16978 (m32r_expand_epilogue): Update.
16979 (m32r_legitimize_pic_address): Update.
16980 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16981 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16982 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16983 (gen_push): Update.
16984 (ix86_save_reg): Update.
16985 (ix86_compute_frame_layout): Update.
16986 (ix86_expand_prologue): Update.
16987 (ix86_expand_epilogue): Update.
16988 * config/sh/sh.c (output_stack_adjust): Update.
16989 (calc_live_regs): Update.
16990 (sh5_schedule_saves): Update.
16991 (sh_expand_prologue): Update.
16992 (sh_expand_epilogue): Update.
16993 (sh_setup_incoming_varargs): Update.
16994 (sh_allocate_initial_value): Update.
16995 (sh_get_pr_initial_val): Update.
16996 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
16997 * config/sh/sh.md (label:): Update.
16998 * config/avr/avr.c (out_movhi_mr_r): Update.
16999 * config/crx/crx.h (enum): Update.
17000 * config/xtensa/xtensa.h (along): Update.
17001 * config/stormy16/stormy16.c Update.
17002 (xstormy16_compute_stack_layout): Update.
17003 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17004 (fr30_expand_prologue): Update.
17005 * config/cris/cris.c (cris_conditional_register_usage): Update.
17006 (cris_reg_saved_in_regsave_area): Update.
17007 (cris_initial_frame_pointer_offset): Update.
17008 (cris_simple_epilogue): Update.
17009 (cris_expand_prologue): Update.
17010 (cris_expand_epilogue): Update.
17011 (cris_expand_pic_call_address): Update.
17012 (cris_asm_output_symbol_ref): Update.
17013 (cris_asm_output_label_ref): Update.
17014 * config/cris/cris.md Update.
17015 * config/iq2000/iq2000.c (compute_frame_size): Update.
17016 (iq2000_expand_epilogue): Update.
17017 * config/mt/mt.h (save_direction): Update.
17018 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17019 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17020 (ia64_secondary_reload_class): Update.
17021 * config/m68k/m68k.c (m68k_save_reg): Update.
17022 (m68k_expand_prologue): Update.
17023 (m68k_expand_epilogue): Update.
17024 (legitimize_pic_address): Update.
17025 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17026 (first_reg_to_save): Update.
17027 (first_altivec_reg_to_save): Update.
17028 (compute_vrsave_mask): Update.
17029 (compute_save_world_info): Update.
17030 (rs6000_stack_info): Update.
17031 (spe_func_has_64bit_regs_p): Update.
17032 (rs6000_ra_ever_killed): Update.
17033 (rs6000_emit_eh_reg_restore): Update.
17034 (rs6000_emit_allocate_stack): Update.
17035 (rs6000_emit_prologue): Update.
17036 (rs6000_emit_epilogue): Update.
17037 (rs6000_output_function_epilogue): Update.
17038 (output_profile_hook): Update.
17039 (rs6000_elf_declare_function_name): Update.
17040 * config/rs6000/rs6000.h (rs6000_args): Update.
17041 * config/rs6000/rs6000.md: Update.
17042 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17043 * config/arc/arc.c (arc_output_function_epilogue): Update.
17044 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17045 * config/darwin.c (machopic_function_base_name): Update.
17046 * config/score/score3.c (score3_compute_frame_size): Update.
17049 (score3_epilogue): Update.
17050 * config/score/score7.c (score7_compute_frame_size): Update.
17051 (score7_prologue): Update.
17052 (score7_epilogue): Update.
17053 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17054 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17055 * config/arm/arm.c (use_return_insn): Update.
17056 (require_pic_register): Update.
17057 (arm_load_pic_register): Update.
17058 (arm_compute_save_reg0_reg12_mask): Update.
17059 (arm_compute_save_reg_mask): Update.
17060 (thumb1_compute_save_reg_mask): Update.
17061 (output_return_instruction): Update.
17062 (arm_output_function_prologue): Update.
17063 (arm_output_epilogue): Update.
17064 (arm_get_frame_offsets): Update.
17065 (arm_expand_prologue): Update.
17066 (thumb_pushpop): Update.
17067 (thumb_exit): Update.
17068 (thumb1_expand_prologue): Update.
17069 (thumb1_expand_epilogue): Update.
17070 (arm_unwind_emit): Update.
17071 (arm_output_fn_unwind): Update.
17072 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17073 * config/arm/arm.md: Update.
17074 * config/pa/pa.md: Update.
17075 * config/pa/pa.c (legitimize_pic_address): Update.
17076 (compute_frame_size): Update.
17077 (hppa_expand_prologue): Update.
17078 (hppa_expand_epilogue): Update.
17079 (borx_reg_operand): Update.
17080 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17081 (HARD_REGNO_RENAME_OK): Update.
17082 * config/mips/mips.c (mips_global_pointer): Update.
17083 (mips_save_reg_p): Update.
17084 (mips_compute_frame_info): Update.
17085 (mips_frame_pointer_required): Update.
17086 (mips_expand_prologue): Update.
17087 (mips_expand_epilogue): Update.
17088 (mips_can_use_return_insn): Update.
17089 (mips_reorg_process_insns): Update.
17090 * config/v850/v850.c (compute_register_save_size): Update.
17091 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17092 * config/mmix/mmix.c (along): Update.
17093 (mmix_expand_epilogue): Update.
17094 * config/bfin/bfin.c (legitimize_pic_address): Update.
17095 (must_save_p): Update.
17096 (stack_frame_needed_p): Update.
17097 (add_to_reg): Update.
17098 (bfin_expand_prologue): Update.
17099 * stmt.c (expand_asm_operands): Update.
17100 * reload1.c (reload): Update.
17101 (init_elim_table): Update.
17103 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17105 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17107 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17109 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17110 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17111 (mov<mode>): Removed.
17112 (*movv4sf_internal): Likewise.
17113 (*movv2df_internal): Likewise.
17115 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17117 * config.gcc (crx-*-elf): Remove deprecation.
17119 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17121 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17122 __gcc_deregister_frame with atexit.
17123 (deregister_frame_dtor): Remove.
17125 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17126 Nathan Sidwell <nathan@codesourcery.com>
17128 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17130 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17131 (rs6000_isel): Likewise.
17132 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17133 (rs6000_isel): New variable.
17134 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17136 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17139 * c-common.c (handle_vector_size_attribute): Call
17140 lang_hooks.types.reconstruct_complex_type instead of
17141 reconstruct_complex_type.
17142 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17143 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17144 * langhooks.h (struct lang_hooks_for_types): Add
17145 reconstruct_complex_type hook.
17146 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17147 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17149 2008-04-24 Richard Guenther <rguenther@suse.de>
17151 * c-common.h (check_builtin_function_arguments): Declare.
17152 * c-common.c (validate_nargs): New function.
17153 (check_builtin_function_arguments): Likewise.
17154 * c-typeck.c (build_function_call): Call
17155 check_builtin_function_arguments.
17156 * builtins.c (fold_builtin_classify): Remove error reporting code.
17157 (fold_builtin_unordered_cmp): Likewise.
17158 (fold_builtin_1): Likewise.
17159 (fold_builtin_n): Likewise.
17161 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17163 PR tree-optimization/36008
17164 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17165 the original op1, rather than delta by step.
17167 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17168 Sebastian Pop <sebastian.pop@amd.com>
17170 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17171 eliminate_local_variables_stmt, eliminate_local_variables,
17172 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17173 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17174 of code delimited by two edges in the CFG.
17175 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17176 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17177 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17178 the case of parallelisation of reductions.
17179 (expr_invariant_in_region_p): New.
17181 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17182 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17184 2008-04-24 Ira Rosen <irar@il.ibm.com>
17185 Richard Guenther <rguenther@suse.de>
17187 PR tree-optimization/36034
17188 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17189 incapable of dealing with loads with gaps.
17191 2008-04-24 Rafael EspÃndola <espindola@google.com>
17193 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17194 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17195 vrp_evaluate_conditional.
17196 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17197 (vrp_evaluate_conditional): Split the cond argument.
17198 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17199 (simplify_stmt_for_jump_threading): Update call to
17200 vrp_evaluate_conditional.
17202 2008-04-24 Ira Rosen <irar@il.ibm.com>
17204 PR tree-optimization/35982
17205 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17206 interleaved data-refs are of the same type.
17208 2008-04-24 Danny Smith <dannysmith@users.net>
17210 * c-format.c (check_format_info_main): Use strncmp rather than a
17211 magic prefix to handle multichar length specs.
17212 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17213 Don't prefix "I64" and "I32" with '\0'.
17215 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17218 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17219 in registers for -m32 only if stdarg_p (fntype).
17221 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17223 PR rtl-optimization/36006
17224 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17225 temp to op0 in order to avoid invalid rtx sharing.
17227 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17229 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17230 check TREE_INVARIANT.
17231 * tree-gimple.c (is_gimple_address): New.
17232 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17233 * tree-gimple.h (is_gimple_address): New.
17234 * tree.h (decl_address_invariant_p): New.
17235 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17236 (build_string): Likewise.
17237 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17238 (tree_invariant_p_1): Likewise.
17239 (save_expr): Use it.
17240 (tree_invariant_p): New.
17241 (skip_simple_arithmetic): Use it.
17242 (stabilize_reference_1): Use it.
17243 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17245 (build1_stat): Drop code to compute TREE_INVARIANT.
17246 (build2_stat): Drop code to compute TREE_INVARIANT.
17247 (build3_stat): Drop code to compute TREE_INVARIANT.
17248 (build4_stat): Drop code to compute TREE_INVARIANT.
17249 (build5_stat): Drop code to compute TREE_INVARIANT.
17250 (build7_stat): Drop code to compute TREE_INVARIANT.
17251 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17252 * tree.h (struct tree_base): Remove invariant_flag.
17253 (TREE_INVARIANT): Remove.
17254 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17255 (fold_builtin_expect): Check TREE_CONSTANT.
17256 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17257 * c-tree.h (c_expr_to_decl): Drop third parameter.
17258 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17259 (build_c_cast): Don't set TREE_INVARIANT.
17260 (pop_init_level): Don't set TREE_INVARIANT.
17261 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17262 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17264 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17265 (gimplify_addr_expr): Adjust comment.
17266 * tree-mudflap.c (mf_build_string):
17267 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17268 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17269 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17270 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17271 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17272 * langhooks.h (struct lang_hooks): Drop third parameter from
17275 2008-04-23 Richard Guenther <rguenther@suse.de>
17277 PR tree-optimization/27799
17278 PR tree-optimization/32921
17279 PR tree-optimization/32624
17280 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17281 SMTs aliases and the tag itself into the solution.
17282 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17283 merge the points-to solution back into the SMT aliases.
17284 (may_alias_p): Use alias_set_subset_of instead of
17285 aliases_conflict_p. A pointer which points to
17286 memory with alias set zero may access any variable.
17288 2008-04-23 Richard Guenther <rguenther@suse.de>
17290 * alias.c (alias_set_subset_of): Correctly handle asking
17291 if zero is a subset of an alias set with zero child.
17292 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17293 (compute_flow_insensitive_aliasing): Correctly walk all
17294 pointers. Do not unnecessarily union sets.
17296 2008-04-23 Richard Guenther <rguenther@suse.de>
17298 PR middle-end/36021
17299 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17301 2008-04-22 Tomas Bily <tbily@suse.cz>
17303 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17305 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17307 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17308 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17309 * tree-inline.c (estimate_num_insns_1): Likewise.
17310 * varasm.c (const_hash_1, compare_constant, copy_constant)
17311 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17312 * emit-rtl.c (component_ref_for_mem_expr)
17313 (set_mem_attributes_minus_bitpos): Likewise.
17314 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17315 (is_aligning_offset): Likewise.
17316 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17317 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17318 * dojump.c (do_jump): Likewise.
17319 * builtins.c (get_pointer_alignment, get_memory_rtx)
17320 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17321 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17323 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17325 PR rtl-optimization/36017
17326 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17327 expanding the library call.
17329 2008-04-22 Ian Lance Taylor <iant@google.com>
17331 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17332 than size_in_bytes.
17334 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17336 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17337 of LR/CTR moves for Power6.
17339 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17341 PR middle-end/36003
17342 * passes.c (init_optimization_passes): Remove
17343 pass_fast_rtl_byte_dce.
17345 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17348 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17349 builtin functions to generate faster code.
17350 (_mm_cvtpu16_ps): Ditto.
17351 (_mm_cvtpi32x2_ps): Ditto.
17353 2008-04-22 Nick Clifton <nickc@redhat.com>
17355 * common.opt (ftree-loop-distribution): Add Optimization
17358 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17359 (frv_expand_builtin_va_start): Likewise.
17361 * config/arm/arm.c (thumb_find_work_register): Fix location of
17362 argument register count.
17364 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17366 Support scheduling for ColdFire V1 and V3 microarchitecture.
17367 Improve scheduling of multiplication instructions.
17369 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17370 (mac): New instruction attribute.
17371 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17372 (m68k_sched_mac): New variable.
17373 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17374 Handle cfv1 and cfv3.
17375 (max_insn_size): New static variable.
17376 (struct _sched_ib): New type.
17377 (sched_ib): New static variable.
17378 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17379 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17380 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17382 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17383 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17384 new variables. Update.
17385 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17386 Add modeling of cfv3 instruction buffer. Update.
17387 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17388 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17389 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17390 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17391 a particular reservation applies to.
17392 (type2): Reorganize attribute values. Rename alu to alu_reg,
17393 alu_l to alu, move_l to omove. Join move to alu. Split mul
17394 to mul_l and mul_w.
17395 (cf_ib_*): Simplify description of instruction buffer.
17396 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17397 (cf_mem): Split into cf_mem1 and cf_mem2.
17398 (cf_v2_move_??): Rename to cfv12_alu_??.
17399 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17400 (cf_v2_mul_??): Remove reservations.
17401 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17402 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17403 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17405 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17406 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17407 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17408 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17409 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17410 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17411 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17412 expansions of the above reservations for instructions of sizes
17415 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17417 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17419 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17421 * coverage.c: Include tree-pass.h.
17422 (coverage_counter_alloc): Print da_file_name to the dump file.
17424 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17426 * sbitmap.c (sbitmap_range_empty_p): New function.
17427 * sbitmap.h (sbitmap_range_empty_p): New function.
17428 * bitmap.h: Now includes obstack.h.
17430 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17431 Kenneth Zadeck <zadeck@naturalbridge.com>
17433 * dbgcnt.def (ra_byte_scan): Added.
17434 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17435 when the last hit happens for a counter.
17436 * timevar.def (TV_DF_BYTE_LR): New variable.
17437 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17438 * passes.c (pass_fast_rtl_byte_dce): New pass.
17439 * fwprop.c (update_df): Added mode to call df_ref_create.
17440 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17441 DF_REF_EXTRACT_OFFSET.
17442 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17443 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17445 (df_ref_extract): Added mode field.
17446 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17447 DF_REF_EXTRACT_OFFSET.
17448 (DF_REF_EXTRACT_MODE): New macro.
17449 (df_byte_lr_bb_info): New structure.
17450 (df_print_byte_regset, df_compute_accessed_bytes,
17451 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17452 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17453 df_byte_lr_simulate_uses,
17454 df_byte_lr_simulate_artificial_refs_at_top,
17455 df_byte_lr_simulate_artificial_refs_at_end,
17456 df_compute_accessed_bytes): New function.
17457 (df_ref_create): Add parameter.
17458 (df_byte_lr_get_bb_info): New inline function.
17459 * df-scan.c (df_ref_record, df_uses_record,
17460 df_ref_create_structure): Added mode parameter.
17461 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17462 df_defs_record, df_uses_record, df_get_conditional_uses,
17463 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17464 df_entry_block_defs_collect, df_exit_block_uses_collect):
17465 Added mode parameter to calls to df_ref_record, df_uses_record,
17466 df_ref_create_structure.
17467 (df_ref_equal_p, df_ref_compare): Added test for modes.
17468 (df_ref_create_structure): Added code to set mode. Renamed
17469 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17470 DF_REF_EXTRACT_OFFSET.
17471 * df-core.c (df_print_byte_regset): New function.
17472 * df-byte-scan.c: New file.
17473 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17474 calls to BITMAP_FREE.
17475 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17476 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17477 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17478 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17479 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17480 df_byte_lr_local_compute, df_byte_lr_init,
17481 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17482 df_byte_lr_transfer_function, df_byte_lr_free,
17483 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17484 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17485 df_byte_lr_simulate_uses,
17486 df_byte_lr_simulate_artificial_refs_at_top,
17487 df_byte_lr_simulate_artificial_refs_at_end): New function.
17488 * dce.c (byte_dce_process_block): New function.
17489 (dce_process_block): au is now passed in rather than computed
17490 locally. Changed loops that look at artificial defs to not look
17491 for conditional or partial ones, because there never are any.
17492 (fast_dce): Now is able to drive byte_dce_process_block or
17493 dce_process_block depending on the kind of dce being done.
17494 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17495 (rest_of_handle_fast_byte_dce): New function.
17496 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17497 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17499 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17502 * gcc.h: Added fortran options that take arguments to
17503 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17506 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17508 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17509 scalarization if on the LHS and not a full access.
17511 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17513 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17515 2008-04-18 Rafael EspÃndola <espindola@google.com>
17517 * tree-vrp.c (find_case_label_index): Fix the binary search.
17518 (find_case_label_range): New.
17519 (vrp_visit_switch_stmt): Use find_case_label_range.
17520 (simplify_switch_using_ranges): Use find_case_label_range.
17522 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17524 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17525 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17527 2008-04-18 Tom Tromey <tromey@redhat.com>
17530 * doc/cpp.texi (Implementation-defined behavior): Mention
17533 2008-04-18 Ian Lance Taylor <iant@google.com>
17535 * fold-const.c (pointer_may_wrap_p): New static function.
17536 (fold_comparison): Add another test for pointer overflow. Use
17537 pointer_may_wrap_p to disable some false positives.
17539 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17541 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17542 (fname_as_string): Match updated cpp_interpret_string prototype.
17543 (fix_string_type): Support char16_t* and char32_t*.
17544 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17545 derivative) nodes. Register as builtin if C++0x.
17546 (c_parse_error): Support CPP_CHAR{16,32}.
17547 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17548 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17549 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17550 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17551 CTI_CHAR32_ARRAY_TYPE>: New elements.
17552 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17553 char32_type_node, signed_char32_type_node, char16_array_type_node,
17554 char32_array_type_node): New defines.
17555 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17556 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17557 (lex_string): Support CPP_STRING{16,32}, match updated
17558 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17559 (lex_charconst): Support CPP_CHAR{16,32}.
17560 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17561 and CPP_STRING{16,32}.
17563 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17566 * aclocal.m4: Regenerate.
17567 * configure: Regenerate.
17569 2008-04-18 Jan Hubicka <jh@suse.cz>
17571 * except.c (dw2_size_of_call_site_table,
17572 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17574 * cgraphbuild.c (build_cgraph_edges): Update.
17575 * tree-pass.h: Update comment.
17576 * final.c (leaf_function_p): Update.
17577 (leaf_renumber_regs): Update.
17578 (rest_of_clean_state): Update.
17579 * omp-low.c (expand_omp_parallel): Update.
17580 * ipa-reference.c (analyze_function): Update.
17581 * reorg.c (find_end_label): Update.
17582 (optimize_skip): Update.
17583 (fill_simple_delay_slots): Update.
17584 (fill_simple_delay_slots): Update.
17585 (make_return_insns): Update.
17586 (dbr_schedule): Update.
17587 * gimple-low.c (record_vars_into): Update.
17588 * cfgbuild.c (make_edges): Update.
17589 * function.c (assign_stack_local): Update.
17590 (assign_parm_adjust_stack_rtl): Update.
17591 (locate_and_pad_parm): Update.
17592 (allocate_struct_function): Do not initialize stack_alignment_needed
17593 and preferred_stack_boundary here.
17594 (stack_protect_prologue): Update.
17595 (stack_protect_epilogue): Update.
17596 (expand_function_start): Initialize stack_alignment_needed,
17597 preferred_stack_boundary and max_jumptable_ents.
17598 (expand_function_end): Update.
17599 (free_after_compilation): Do not NULLify epilogue_delay_list.
17600 * function.h (struct rtl_data): Add stack_protect_guard,
17601 stack_alignment_needed,
17602 preferred_stack_boundary, epilogue_delay_list.
17603 (struct function): Remove value_histograms, stack_alignment_needed,
17604 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17606 unexpanded_var_list, stack_protect_guard.
17607 (current_function_epilogue_delay_list): Remove.
17608 * ipa-type-escape.c (analyze_function): Update.
17609 * gimplify.c (pop_gimplify_context): Update comment.
17610 * calls.c (expand_call): Update.
17611 (emit_library_call_value_1): Update.
17612 * except.c (set_nothrow_function_flags): Update.
17613 * cfgexpand.c (get_decl_align_unit): Update.
17614 (create_stack_guard): Update.
17615 (estimated_stack_frame_size): Update.
17616 (expand_used_vars): Update.
17617 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17618 * explow.c (allocate_dynamic_stack_space): Update.
17619 * tree-ssa-live.c (remove_unused_locals): Update.
17620 * varasm.c (mark_constant_pool): Update.
17621 * tree-inline.c (remap_decls): Update.
17622 (initialize_cfun): Update.
17623 (declare_return_variable): Update.
17624 (inline_forbidden_p): Update.
17625 (expand_call_inline): Update.
17626 (declare_inline_vars): Update.
17627 (tree_function_versioning): Update.
17628 * tree-flow.h (value_histograms): New.
17629 (VALUE_HISTOGRAMS): New macro.
17630 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17632 * tree-cfg.c (set_bb_for_stmt): Update.
17633 (replace_by_duplicate_decl): Update.
17634 (move_block_to_fn): Update.
17635 (new_label_mapper): Update.
17636 (dump_function_to_file): Update.
17637 * ipa-struct-reorg.c (build_data_structure): Update.
17638 * cfgrtl.c (print_rtl_with_bb): Update.
17639 * reload1.c (reload): Update.
17641 * config/i386/i386.c (setup_incoming_varargs_64,
17642 ix86_compute_frame_layout): Update.
17643 * config/arc/arc.c (arc_output_function_epilogue): Update.
17645 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17647 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17648 for FreeBSD as well.
17649 * gthr-posix95.h: Likewise.
17651 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17653 PR rtl-optimization/35838
17654 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17655 out the byte offset of the first subreg.
17657 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17659 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17660 to split_ti instead of three separate calls with single member arrays.
17661 (subti3 splitter): Ditto.
17662 (adddi3 splitter): Ditto with split_di.
17663 (subdi3 splitter): Ditto.
17664 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17665 two separate calls with single member arrays. Swap match_dup
17666 operands 1 and 2 to better fit into the array.
17667 (negdi2 splitter): Ditto with split_di.
17668 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17669 two separate calls with single member arrays. Swap match_dup operands
17670 6 and 7 to better fit into the array.
17672 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17674 * config/i386/i386.c (sse_builtin_type): New.
17675 (bdesc_sse_args): Likewise.
17676 (bdesc_sse_3arg): Removed.
17677 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17678 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17679 IX86_BUILTIN_ROUNDPS.
17680 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17681 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17682 IX86_BUILTIN_ROUNDPS.
17683 (ix86_expand_sse_4_operands_builtin): Removed.
17684 (ix86_expand_sse_operands_builtin): New.
17685 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17686 and CODE_FOR_sse4_1_roundps.
17687 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17688 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17690 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17693 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17694 regs before frame pop when needed. If use_backchain_to_restore_sp
17695 then load backchain into a temp reg to restore vr and vrsave. Add
17696 code to restore vr after frame pop if possible.
17698 2008-04-17 Richard Guenther <rguenther@suse.de>
17700 * tree-vn.c (expressions_equal_p): Do not check type
17701 equality or compatibility before calling operand_equal_p.
17702 * fold-const.c (operand_equal_p): Check equivalence of
17703 integer constants before bailing out due to signedness or
17704 precision differences.
17705 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17706 spurious differences in type qualification. Ignore types
17707 for COMPONENT_REFs at all.
17709 2008-04-17 Christian Bruel <christian.bruel@st.com>
17711 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17712 msw_skip comparison.
17714 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17717 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17720 PR tree-optimization/35899
17721 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17722 rather than TREE_OPERAND.
17724 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17727 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17728 temporary registers. Change operand predicate to general_operand.
17729 (remainderxf3): Ditto.
17731 2008-04-16 Richard Guenther <rguenther@suse.de>
17733 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17734 * tree-affine.c (aff_combination_expand): Look through some
17737 2008-04-15 Doug Kwan <dougkwan@google.com>
17739 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17741 * tree-pretty-print.c (dump_generic_node): Ditto.
17742 * final.c (output_addr_const): Ditto.
17743 * dwarf2out.c (output_cfi): Ditto.
17744 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17745 * print-rtl.c (print_rtx): Ditto.
17746 * print-tree.c (print_node_brief, print_node): Ditto.
17747 * c-common.c (match_case_to_enum_1): Ditto.
17748 * sched-vis.c (print_value): Ditto.
17749 * config/i386/i386.c (print_operand): Cast to long unsigned int
17752 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17753 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17754 MS Windows VirtualProtect function.
17756 2008-04-15 Jan Hubicka <jh@suse.cz>
17758 * gengtype.c (write_root): Param_is argument is OK.
17759 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17760 * function.h: Include varray.h
17761 (rtl_eh): New stucture based on except.c one.
17762 (call_site_record): New forward declaration and vector type.
17763 * calls.c (emit_call_1): Do not call
17764 note_current_region_may_contain_throw.
17765 * except.c (eh_status): Remove cur_region, try_region since they are
17767 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17768 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17769 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17770 Remove call_site_data_used, call_site_data_size.
17771 Turn call_site_record into vector in function.h.
17772 (note_current_region_may_contain_throw): Remove.
17773 (get_exception_pointer, get_exception_filter): Do not take struct
17774 function argument; update.
17775 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17776 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17777 build_post_landing_pads, dw2_build_landing_pads,
17778 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17779 sjlj_emit_function_enter, sjlj_emit_function_enter,
17780 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17781 sjlj_build_landing_pads, finish_eh_generation,
17782 remove_exception_handler_label, remove_eh_handler,
17783 maybe_remove_eh_handler, add_reachable_handler,
17784 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17785 add_action_record, collect_one_action_chain, add_call_site,
17786 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17787 sjlj_output_call_site_table, output_function_exception_table,
17788 * except.h (note_current_region_may_contain_throw): Remove
17789 (get_exception_pointer, get_exception_filter): Do not take struct
17791 * Makefile.in (GTFILES): Put varargs before struct function.
17793 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17795 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17796 punt for STRING_CST.
17797 (get_constraint_for): Deal with STRING_CST here instead.
17799 2008-04-15 Richard Guenther <rguenther@suse.de>
17801 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17802 statements in a basic-block with a backward walk. Do not
17803 substitute into dead statements but instead remove those.
17805 2008-04-15 Richard Guenther <rguenther@suse.de>
17807 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17808 to zero, thus disable creation of SFTs.
17810 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17812 * tree-predcom.c (suitable_reference_p): Return false if the
17813 reference can throw.
17815 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17818 * c-decl.c (finish_decl): If extern or static var has variable
17819 size, set TREE_TYPE (decl) to error_mark_node.
17821 2008-04-15 Rafael EspÃndola <espindola@google.com>
17823 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17826 2008-04-15 Richard Guenther <rguenther@suse.de>
17828 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17829 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17830 (visit_reference_op_load): Do walk vuse-vdef chains on
17831 vn_reference_lookup.
17832 (visit_reference_op_store): But do not here.
17833 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17834 vn_reference_lookup.
17835 (vn_lookup_with_vuses): But do so here.
17837 2008-04-14 Ian Lance Taylor <iant@google.com>
17839 * fold-const.c (fold_overflow_warning): Remove assertion.
17841 2008-04-15 Ben Elliston <bje@au.ibm.com>
17843 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17844 temp1 local variables.
17846 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17849 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17850 ".text.unlikely" section as executable.
17852 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17854 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17855 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17856 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17857 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17858 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17859 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17860 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17862 2008-04-14 Ian Lance Taylor <iant@google.com>
17864 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17865 * fold-const.c (fold_comparison): If appropriate, test
17866 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17867 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17868 reassociating a pointer type.
17869 * doc/invoke.texi (Optimize Options): Document that
17870 -fstrict-overflow applies to pointer wraparound.
17872 2008-04-13 Jan Hubicka <jh@suse.cz>
17874 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17876 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17878 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17879 we are going to "save the world".
17881 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17883 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17884 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17885 operand 0 constraint, not "=".
17887 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17889 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17891 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17893 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17894 of size of positions_needed * CHAR_BIT.
17896 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17898 PR middle-end/35897
17899 * dse.c (store_info): Change positions_needed to unsigned
17901 (lowpart_bitmask): New.
17902 (record_store): Cast to unsigned HOST_WIDE_INT for
17903 positions_needed. Assert width <= size of positions_needed *
17904 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17905 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17906 lowpart_bitmask to set mask.
17908 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17910 * config/bfin/constraints.md: New file.
17911 * config/bfin/bfin.md: Include it.
17912 (adddi3): Use satisfies_constraint functions instead of the old macros.
17913 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17914 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17915 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17916 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17917 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17918 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17919 EXTRA_CONSTRAINT): Delete.
17920 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17921 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17923 * config/bfin/bfin.c: Include "tm-constrs.h".
17924 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17925 Use satisfies_constraint functions instead of the old macros.
17926 * doc/md.texi (Blackfin Constraints): Update file name reference.
17928 2008-04-11 Richard Guenther <rguenther@suse.de>
17930 PR tree-optimization/35869
17931 * tree-vrp.c (execute_vrp): Move switch statement update after
17932 jump threading. Schedule another cfg cleanup run.
17934 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17937 * attribs.c (decl_attributes): Return early on errorneous node.
17939 2008-04-10 Oleg Ryjkov <olegr@google.com>
17941 * tree.h (struct tree_base): Added a new flag default_def_flag.
17942 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17944 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17946 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17948 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17951 * pa.md: Define mode iterator P. Define mode attribute dwc.
17952 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17953 (icacheflush): Likewise.
17954 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17955 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17957 2008-04-11 Ben Elliston <bje@au.ibm.com>
17959 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17961 2008-04-10 Rafael EspÃndola <espindola@google.com>
17963 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17964 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17965 (extract_range_from_expr): The same.
17967 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17969 * config/mips/mips.md (GPR2): New mode iterator.
17970 (seq): Add comment.
17971 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17972 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17973 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17974 Rewrite these to take two modes, the mode of comparison and the
17975 mode of the destination.
17976 * config/mips/mips.c (mips_expand_scc): Instead of having
17977 paradoxical subreg as destination, expand "narrowing" scc if mode
17978 of comparison is SI and target is requested in DI mode.
17979 (mips_emit_int_order_test): Update comment. Make mode of
17980 comparison match CMP0 rather than TARGET. When creating inverse
17981 target use mode of TARGET.
17983 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17985 * gcov-dump.c (tag_summary): Only print summaries for the first
17986 GCOV_COUNTERS_SUMMABLE counters.
17988 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17990 * config/i386/i386.md (absneg): New code iterator.
17991 (absnegprefix): New code attribute.
17992 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17993 patterns using absneg code iterator.
17994 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17995 using absneg code iterator.
17996 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
17997 *neg<mode>2 patterns using absneg code iterator.
17998 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17999 *negextendsfdf2 patterns using absneg code iterator.
18000 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18001 *negextendsfxf2 patterns using absneg code iterator.
18002 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18003 *negextendsfdf2 patterns using absneg code iterator.
18004 * config/i386/sse.md (<code><mode>2): Macroize expander from
18005 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18007 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18009 * config/s390/s390.h: Remove the remains of the recent search
18010 & replace action of current_function_outgoing_args_size.
18012 2008-04-10 Ira Rosen <irar@il.ibm.com>
18014 PR tree-optimization/35821
18015 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18016 NEW_STMT_LIST is not NULL.
18018 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18021 * toplev.c (process_options): Remove -ffunction-sections debugging
18024 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18026 PR middle-end/PR28690
18027 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18028 than gen_rtx_fmt_ee to perform more canonicalizations.
18030 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18033 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18035 2008-04-09 Richard Guenther <rguenther@suse.de>
18037 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18038 (dump_function_to_file): Dump function arguments with types.
18040 2008-04-08 Richard Guenther <rguenther@suse.de>
18042 * fold-const.c (fold_widened_comparison): Do not allow
18043 sign-changes that change the result.
18045 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18048 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18049 kinds of indirect references.
18051 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18053 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18054 GNU Fortran language string.
18056 2008-04-08 Rafael EspÃndola <espindola@google.com>
18058 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18059 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18060 * tree.h (tree_call_nonnegative_warnv_p): New.
18062 2008-04-08 Jan Hubicka <jh@suse.cz>
18064 * function.c (free_after_compilation): Clear out regno_reg_rtx
18067 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18070 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18072 PR middle-end/PR28690
18073 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18074 same precedence as REG_POINTER and MEM_POINTER operands.
18076 2008-04-08 Richard Guenther <rguenther@suse.de>
18078 PR middle-end/35834
18079 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18080 for adding index to base.
18082 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18084 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18085 (MINGW_ENABLE_EXECUTE_STACK): New.
18086 (IN_LIBGCC2): For libgcc include windows.h file for
18087 function declarations.
18089 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18091 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18092 and tem2 if tem1 is not a REG or MULT.
18094 2008-04-08 Jan Hubicka <jh@suse.cz>
18096 * function.h (incomming_args): Break out of struct function.
18097 (function_subsections): Break out of struct function.
18098 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18099 return_rtx and hard_reg_initial_vals from struct function.
18100 Kill inl_max_label_num.
18101 (current_function_pops_args, current_function_args_info,
18102 current_function_args_size, current_function_args_size,
18103 current_function_pretend_args_size,
18104 current_function_outgoing_args_size,
18105 current_function_internal_arg_pointer, current_function_return_rtx):
18106 Kill compatibility accestor macros.
18107 * builtins.c (expand_builtin_apply_args_1): Update.
18108 (expand_builtin_next_arg): Update.
18109 * df-scan.c (df_get_call_refs): Update.
18110 * dbxout.c (dbxout_function_end): Update.
18111 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18112 (output_line_info): Update.
18113 (secname_for_decl): Update.
18114 (dwarf2out_var_location): Update.
18115 * function.c (free_after_compilation): Update.
18116 (assign_parm_find_stack_rtl): Update.
18117 (assign_parms): Update.
18118 (expand_dummy_function_end): Update.
18119 (expand_function_end): Update.
18120 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18121 (expand_call): Update.
18122 (emit_library_call_value_1): Update.
18123 (store_one_arg): Update.
18124 * varasm.c (initialize_cold_section_name): Update.
18125 (unlikely_text_section): Update.
18126 (unlikely_text_section_p): Update.
18127 (assemble_start_function): Update.
18128 (assemble_end_function): Update.
18129 (default_section_type_flags): Update.
18130 (switch_to_section): Update.
18131 * integrate.c (set_decl_abstract_flags): Update.
18132 (get_hard_reg_initial_val): Update.
18133 (has_hard_reg_initial_val): Update.
18134 (allocate_initial_values): Update.
18135 * resource.c (init_resource_info): Update.
18136 * config/alpha/alpha.c (NUM_ARGS): Update.
18137 (direct_return): Update.
18138 (alpha_va_start): Update.
18139 (alpha_sa_size): Update.
18140 (alpha_initial_elimination_offset): Update.
18141 (alpha_expand_prologue): Update.
18142 (alpha_start_function): Update.
18143 (alpha_expand_epilogue): Update.
18144 (unicosmk_initial_elimination_offset):
18145 * config/alpha/alpha.md (call expander): Update.
18146 * config/s390/s390.c (s390_register_info): Update.
18147 (s390_register_info): Update.
18148 (s390_frame_info): Update.
18149 (s390_initial_elimination_offset): Update.
18150 (s390_build_builtin_va_list): Update.
18151 (s390_va_start): Update.
18152 * config/spu/spu.c (direct_return): Update.
18153 (spu_expand_prologue): Update.
18154 (spu_initial_elimination_offset): Update.
18155 (spu_build_builtin_va_list): Update.
18156 (spu_va_start): Update.
18157 * config/sparc/sparc.c (sparc_init_modes): Update.
18158 (sparc_compute_frame_size): Update.
18159 (function_value): Update.
18160 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18161 * config/i386/i386.md (return expander): Update.
18162 * config/i386/i386.c (ix86_va_start): Update.
18163 (ix86_can_use_return_insn_p): Update.
18164 (ix86_compute_frame_layout): Update.
18165 (ix86_expand_epilogue): Update.
18166 * config/sh/sh.c (output_stack_adjust): Update.
18167 (calc_live_regs): Update.
18168 (sh_expand_prologue): Update.
18169 (sh_builtin_saveregs): Update.
18170 (sh_va_start): Update.
18171 (initial_elimination_offset): Update.
18172 (sh_allocate_initial_value): Update.
18173 (sh_function_ok_for_sibcall): Update.
18174 (sh_get_pr_initial_val): Update.
18175 * config/sh/sh.md (return expander): Update.
18176 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18177 * config/crx/crx.c (crx_compute_frame): UPdate.
18178 (crx_initial_elimination_offset): UPdate.
18179 * config/xtensa/xtensa.c (compute_frame_size): Update
18180 (xtensa_builtin_saveregs): Update.
18181 (xtensa_va_start): Update.
18182 (order_regs_for_local_alloc): Update.
18183 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18184 (xstormy16_expand_builtin_va_start): Update.
18185 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18186 * config/m68hc11/m68hc11.md (return expanders): Update.
18187 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18188 (expand_epilogue): Update.
18189 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18190 (cris_simple_epilogue): Update.
18191 (cris_expand_prologue): Update.
18192 (cris_expand_epilogue): Update.
18193 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18194 (compute_frame_size): Update.
18195 * config/mt/mt.c (mt_compute_frame_size): Update.
18196 * config/mn10300/mn10300.c (expand_prologue): Update.
18197 (expand_epilogue): Update.
18198 (initial_offset): Update.
18199 (mn10300_builtin_saveregs):
18200 * config/mn10300/mn10300.md (return expander): Update.
18201 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18202 (ia64_initial_elimination_offset): Update.
18203 (ia64_initial_elimination_offset): Update.
18204 (ia64_expand_prologue): Update.
18205 * config/m68k/m68k.md (return expander): Update.
18206 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18207 (rs6000_stack_info): Update.
18208 * config/mcore/mcore.c (layout_mcore_frame): Update.
18209 (mcore_expand_prolog): Update.
18210 * config/arc/arc.c (arc_compute_frame_size): Update.
18211 * config/score/score3.c (score3_compute_frame_size): Update.
18212 * config/score/score7.c (score7_compute_frame_size): Update.
18213 * config/arm/arm.c (use_return_insn): Update.
18214 (thumb_find_work_register): Update.
18215 (arm_compute_save_reg_mask): Update.
18216 (arm_output_function_prologue): Update.
18217 (arm_output_epilogue): Update.
18218 (arm_size_return_regs): Update.
18219 (arm_get_frame_offsets): Update.
18220 (arm_expand_prologue): Update.
18221 (thumb_exit): Update.
18222 (thumb_unexpanded_epilogue): Update.
18223 (thumb1_output_function_prologue): Update.
18224 * config/pa/pa.md (return expander): Update.
18225 * config/pa/pa.c (compute_frame_size): Update.
18226 (hppa_builtin_saveregs): Update.
18227 * config/mips/mips.c (mips_va_start): Update.
18228 (mips16_build_function_stub): Update.
18229 (mips_compute_frame_info): Update.
18230 (mips_restore_gp): Update.
18231 (mips_output_function_prologue): Update.
18232 (mips_expand_prologue): Update.
18233 * config/v850/v850.c (compute_frame_size): Update.
18234 (expand_prologue): * config/mmix/mmix.c (along): update.
18235 (mmix_initial_elimination_offset): update.
18236 (mmix_reorg): update.
18237 (mmix_use_simple_return): update.
18238 (mmix_expand_prologue): update.
18239 (mmix_expand_epilogue): Update.
18240 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18241 (emit_link_insn): Update.
18243 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18245 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18246 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18248 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18251 2008-04-07 Jan Hubicka <jh@suse.cz>
18253 * function.h (rtl): Rename to x_rtl.
18254 (crtl): New define.
18255 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18256 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18257 used_temp_slots avail_temp_slots, temp_slot_level,
18258 nonlocal_goto_handler_labels): Update accesstors.
18259 (rtl): New global variable.
18260 (struct function): Move some fileds to rtl_data.
18261 (get_arg_pointer_save_area): Update prototype.
18262 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18263 get_arg_pointer_save_area.
18264 * expr.c (init_expr): Update
18265 * function.c (get_frame_size): Update
18266 (assign_stack_local): Update
18267 (expand_function_end): Update.
18268 (get_art_pointer_save_area): Update
18270 * emit-rtl.c (rtl): Declare.
18271 (regno_reg_rtx): Declare.
18272 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18274 (gen_reg_rtx): Update.
18275 * varasm.c (n_deferred_constatns): Update accestor.
18276 (init_varasm_status): Do not allocate varasm_status.
18277 (force_const_mem, get_pool_size, output_constant_pool): Update.
18278 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18279 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18280 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18281 * sparc/sparc.h (INIT_EXPANDERS): Update.
18282 * ia64/ia64.h (INIT_EXPANDERS): Update.
18284 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18286 * reload.c (push_secondary_reload): Add missing break to for loop.
18288 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18290 PR middle-end/PR28690
18291 * rtlanal.c: Update copyright years.
18292 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18293 as REG_POINTER and MEM_POINTER operands.
18294 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18295 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18296 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18297 * gcse.c: Update copyright years.
18298 (pre_delete): Call gen_reg_rtx_and_attrs.
18299 (hoist_code): Likewise.
18300 (build_store_vectors): Likewise.
18301 (delete_store): Likewise.
18302 * loop-invariant.c (move_invariant_reg): Likewise.
18303 Update copyright years.
18305 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18307 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18308 control string instead of quoted.
18310 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18312 * doc/rtl.texi: Rewrite of subreg section.
18314 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18317 * config/i386/i386.c (legitimize_pic_address): Add treating
18318 of dllimport SYM_REF's.
18319 (legitimize_dllimport_symbol): Add prototype.
18321 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18323 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18324 reference in constructor with non self-referential type.
18326 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18328 Removal of Return with Depressed Stack Pointer support
18329 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18330 (ECF_SP_DEPRESSED): Likewise.
18331 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18332 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18333 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18334 (expand_call): Do not test ECF_SP_DEPRESSED.
18335 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18336 * function.c (keep_stack_depressed): Delete.
18337 (handle_epilogue_set): Likewise.
18338 (update_epilogue_consts): Likewise.
18339 (emit_equiv_load): Likewise.
18340 (thread_prologue_and_epilogue_insns): Remove support for Return with
18341 Depressed Stack Pointer.
18342 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18344 2008-04-06 Richard Guenther <rguenther@suse.de>
18346 PR tree-optimization/35400
18347 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18348 information from SSA_NAMEs.
18350 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18352 * config/avr/avr.h (avr_mega_p): Remove declaration.
18353 (AVR_MEGA): Remove macro.
18354 * config/avr/avr.c (avr_mega_p): Remove variable.
18355 (avr_override_options): Remove inicializion of avr_mega_p.
18356 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18357 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18358 (avr_jump_mode): (Ditto.).
18359 (avr_output_progmem_section_asm_op): (Ditto.).
18360 (avr_asm_init_sections): (Ditto.).
18361 (avr_asm_init_sections): (Ditto.).
18362 (avr_rtx_costs): (Ditto.).
18363 * config/avr/avr.md: (Ditto.).
18364 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18367 2008-04-06 Richard Guenther <rguenther@suse.de>
18369 PR tree-optimization/35842
18370 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18371 is_gimple_invariant_address.
18373 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18375 * gcc.c (default_compilers): Sync Fortran extensions list with
18376 that in fortran/lang-specs.h.
18377 * doc/invoke.texi: Likewise.
18378 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18379 * dwarf2out.c (gen_compile_unit_die): Likewise.
18381 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18383 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18385 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18388 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18389 attribute is used for nested functions.
18391 2008-04-05 Jan Hubicka <jh@suse.cz>
18393 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18395 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18397 (dump_files): Update.
18398 (enable_rtl_dump_file): Do not accept letter argument.
18399 * tree-pass.h (dump_file_info): Remove letter argument.
18400 * toplev.c (decode_d_option): Update -da handling.
18401 * toplev.h (enable_rtl_dump_file): Update prototype.
18402 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18403 it out based on pass type.
18404 (register_dump_files_1): Likewise.
18405 (init_optimization_passes): Update register_one_dump_file calls.
18406 (execute_one_pass): Sanity check that IPA passes are called at IPA
18407 level and RTL passes at RTL level.
18408 (execute_pass_list): IPA pass can not be after or subpass of
18410 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18411 disallov RTL subpasses of IPA subpasses.
18413 2008-04-05 Ben Elliston <bje@au.ibm.com>
18415 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18416 builtins that return exactly once and do not throw. Cache call to
18419 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18421 PR rtl-optimization/34916
18422 PR middle-end/35519
18423 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18424 between instruction pairs.
18426 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18428 * doc/invoke.texi: Document -mbitops for SH.
18429 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18430 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18431 * config/sh/sh.c (print_operand): Add %t operand code.
18432 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18433 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18434 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18435 (extendqihi2): Likewise.
18436 (movqi_i): Likewise.
18437 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18438 (extv): Use bld instruction for SH2A if possible.
18440 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18441 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18442 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18443 (bset.b, bclr.b): Define peepholes.
18444 * config/sh/sh.opt (mbitops): New option.
18446 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18449 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18450 and view convert expression.
18452 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18455 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18457 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18459 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18461 * config/i386/cpuid.h (bit_AES): New.
18462 (bit_PCLMUL): Likewise.
18464 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18465 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18466 SSE2 if AES or PCLMUL is enabled.
18467 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18468 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18469 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18470 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18471 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18472 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18473 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18474 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18475 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18476 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18477 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18478 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18479 __builtin_ia32_aeskeygenassist128 and
18480 __builtin_ia32_pclmulqdq128.
18481 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18482 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18483 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18485 * config/i386/i386.h (TARGET_AES): New.
18486 (TARGET_PCLMUL): Likewise.
18487 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18489 * config/i386/i386.md (UNSPEC_AESENC): New.
18490 (UNSPEC_AESENCLAST): Likewise.
18491 (UNSPEC_AESDEC): Likewise.
18492 (UNSPEC_AESDECLAST): Likewise.
18493 (UNSPEC_AESIMC): Likewise.
18494 (UNSPEC_AESKEYGENASSIST): Likewise.
18495 (UNSPEC_PCLMUL): Likewise.
18497 * config/i386/i386.opt (maes): New.
18498 (mpclmul): Likewise.
18500 * config/i386/sse.md (aesenc): New pattern.
18501 (aesenclast): Likewise.
18502 (aesdec): Likewise.
18503 (aesdeclast): Likewise.
18504 (aesimc): Likewise.
18505 (aeskeygenassist): Likewise.
18506 (pclmulqdq): Likewise.
18508 * config/i386/wmmintrin.h: New.
18510 * doc/extend.texi: Document AES and PCLMUL built-in function.
18512 * doc/invoke.texi: Document -maes and -mpclmul.
18514 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18516 * function.c (free_after_parsing): Replace with
18517 cxx_push_function_context from C++ front-end.
18518 (allocate_struct_function): Don't call langhook.
18519 * langhooks.h (struct lang_hooks_for_functions): Delete.
18520 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18522 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18523 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18524 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18525 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18526 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18527 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18528 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18530 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18531 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18533 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18536 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18539 2008-04-04 Richard Guenther <rguenther@suse.de>
18541 PR middle-end/35823
18542 * fold-const.c (optimize_minmax_comparison): Use the correct
18543 type for the constant in the simplified comparison.
18545 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18547 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18548 Pass L2 size as "--param l2-cache-size" to the compiler.
18549 (decode_l2_cache): New function to decode L2 cache parameters using
18550 0x8000006 extended cpuid function.
18551 (detect_caches_amd): Determine parameters of L2 cache using
18552 decode_l2_caches function.
18553 (decode_caches_intel): Decode L2 cache parameters.
18554 (detect_caches_intel): Determine L2 cache parameters using
18555 decode_caches_intel and decode_l2_caches functions.
18557 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18559 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18560 secondary input reload for subword loads from the constant pool.
18562 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18565 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18566 constants of the appropriate size for runtime calculations.
18569 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18570 decimal-float literal constant zero.
18572 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18575 * c-parser.c (c_parser_omp_atomic): Call
18576 default_function_array_conversion on the RHS.
18578 PR middle-end/35818
18579 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18580 call is_variable_sized if decl has incomplete type.
18582 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18584 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18586 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18588 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18590 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18591 (sgt<u>): Merge sgt and sgtu into new expander.
18592 (sgt, sgtu): Remove expanders.
18593 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18594 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18595 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18596 *sgtu_<mode>_mips16 into new pattern.
18597 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18598 (sge<u>): Merge sge and sgeu into new expander.
18599 (sge, sgeu): Remove expanders.
18600 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18602 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18603 (slt<u>): Merge slt and sltu into new expander.
18604 (slt, sltu): Remove expanders.
18605 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18606 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18607 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18608 *sltu_<mode>_mips16 into new pattern.
18609 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18610 (sle<u>): Merge sle and sleu into new expander.
18611 (sle, sleu): Remove expanders.
18612 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18613 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18614 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18615 *sleu_<mode>_mips16 into new pattern.
18616 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18618 2008-04-03 Jan Hubicka <jh@suse.cz>
18620 PR tree-optimization/35795
18621 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18622 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18623 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18624 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18625 * score/score3.c (score3_output_mi_thunk): Likewise.
18626 * score/score7.c (score7_output_mi_thunk): Likewise.
18627 * mips/mips.c (mips_output_mi_thunk): Likewise.
18629 2008-04-03 Richard Guenther <rguenther@suse.de>
18631 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18632 conversions. Simplify code.
18634 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18636 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18638 2008-04-03 Tom Tromey <tromey@redhat.com>
18639 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18641 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18642 * config/bfin/t-bfin-linux (generated_files): Add
18643 linux-sysroot-suffix.h.
18644 * doc/install.texi (Prerequisites): Require make 3.80.
18645 * doc/sourcebuild.texi (Front End Directory): Document new
18647 * Makefile.in (generated_files): New variable.
18648 (ALL_HOST_OBJS): New variable.
18649 ($(ALL_HOST_OBJS)): New target.
18651 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18653 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18654 (remap_block): Call id->transform_lang_insert_block instead
18656 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18657 Set id.transform_lang_insert_block to NULL.
18658 (clone_body): Move to cp/optimize.c
18659 * tree-inline.h (struct copy_body_data): Change
18660 transform_lang_insert_block to function pointer.
18661 (copy_generic_body, copy_decl_no_change): Export.
18662 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18663 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18664 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18666 * c-tree.h (insert_block): Kill.
18667 * c-decl.c (insert_block): Kill.
18669 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18671 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18672 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18673 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18675 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18676 argument, call {push,pop}_function_context from here.
18677 * c-parser.c: Use c_{push,pop}_function_context.
18679 * function.c (push_function_context_to): Move meat ...
18680 (push_function_context): ... here. Simplify.
18681 * function.c (pop_function_context_from): Move meat ...
18682 (pop_function_context): ... here. Simplify.
18683 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18685 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18686 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18687 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18688 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18690 2008-04-03 Ben Elliston <bje@au.ibm.com>
18692 * expmed.c (extract_force_align_mem_bit_field): Remove.
18694 2008-04-03 Richard Guenther <rguenther@suse.de>
18696 PR middle-end/35800
18697 * expr.h (try_casesi): Adjust prototype.
18698 * expr.c (try_casesi): Take fallback label as extra parameter.
18699 Use that for gen_casesi if default_label is NULL.
18700 * stmt.c (expand_case): Pass fallback label to try_casesi,
18701 make sure to fill gaps with a fallback label if default_label
18704 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18707 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18709 2008-04-03 Ben Elliston <bje@au.ibm.com>
18711 * expmed.c (extract_split_bit_field): Remove if (0) code.
18712 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18713 (do_ds_constraint): Likewise.
18715 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18717 * doc/cppopts.texi (-dU): Document.
18718 * c-common.h (flag_dump_macros): Update comment.
18719 * c-opts.c (handle_OPT_d): Handle -dU.
18720 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18721 dump_queued_macros, cb_used_define, cb_used_undef): New.
18722 (init_pp_output): Handle -dU.
18723 (cb_line_change): Call dump_queued_macros.
18724 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18726 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18728 * config/avr/predicates.md (io_address_operand): New predicate.
18729 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18730 * config/avr/avr.c (avr_io_address_p): Remove function.
18731 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18732 'avr_io_address_p' function.
18733 (out_movhi_r_mr): (Ditto.).
18734 (out_movqi_mr_r): (Ditto.).
18735 (out_movhi_mr_r): (Ditto.).
18736 (avr_address_cost): (Ditto.).
18738 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18740 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18741 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18742 in 32bit mode when XMM registers are available to avoid store
18744 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18745 corresponding post-reload splitters.
18747 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18749 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18750 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18751 __builtin_ia32_roundss.
18752 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18753 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18754 __builtin_ia32_roundss.
18755 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18756 IX86_BUILTIN_SHUFPD here.
18758 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18760 * config/i386/i386.md (plogic): New.
18761 (plogicprefix): Likewise.
18763 * config/i386/mmx.md (mmx_<code><mode>3): New.
18764 (mmx_and<mode>3): Removed.
18765 (mmx_ior<mode>3): Likewise.
18766 (mmx_xor<mode>3): Likewise.
18768 * config/i386/sse.md (<code><mode>3): New.
18769 (*<code><mode>3): Likewise.
18770 (*<code><mode>3): Likewise.
18771 (<code><mode>3): Likewise.
18772 (*sse_<code><mode>3): Likewise.
18773 (*sse2_<code><mode>3): Likewise.
18774 (<code>tf3): Likewise.
18775 (*<code>tf3): Likewise.
18776 (and<mode>3): Likewise.
18777 (*and<mode>3): Likewise.
18778 (ior<mode>3): Removed.
18779 (*ior<mode>3): Likewise.
18780 (xor<mode>3): Likewise.
18781 (*xor<mode>3): Likewise.
18782 (*and<mode>3): Likewise.
18783 (*ior<mode>3): Likewise.
18784 (*xor<mode>3): Likewise.
18785 (and<mode>3): Likewise.
18786 (*sse_and<mode>3): Likewise.
18787 (*sse2_and<mode>3): Likewise.
18788 (andtf3): Likewise.
18789 (*andtf3): Likewise.
18790 (ior<mode>3): Likewise.
18791 (*sse_ior<mode>3): Likewise.
18792 (*sse2_ior<mode>3): Likewise.
18793 (iortf3): Likewise.
18794 (*iortf3): Likewise.
18795 (xor<mode>3): Likewise.
18796 (*sse_xor<mode>3): Likewise.
18797 (*sse2_xor<mode>3): Likewise.
18798 (xortf3): Likewise.
18799 (*xortf3): Likewise.
18801 2008-04-02 Richard Guenther <rguenther@suse.de>
18803 PR tree-optimization/14495
18804 PR tree-optimization/34793
18805 * tree-vrp.c (struct switch_update): New structure.
18806 (to_remove_edges, to_update_switch_stmts): New VECs.
18807 (simplify_switch_using_ranges): New function. Remove not taken
18808 case labels and edges.
18809 (simplify_stmt_using_ranges): Call it.
18810 (identify_jump_threads): Mark edges we have queued for removal
18811 so we don't thread them.
18812 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18814 * tree-cfg.c (group_case_labels): Deal with missing default label.
18815 (tree_verify_flow_info): Allow missing default label.
18816 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18817 (emit_case_nodes): Likewise.
18818 (expand_case): Do not rely on the default label to be present.
18819 * expr.c (try_casesi): Deal with NULL default_label.
18820 (do_tablejump): Likewise.
18822 2008-04-02 Richard Guenther <rguenther@suse.de>
18824 PR tree-optimization/14495
18825 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18826 SWITCH_EXPR here ...
18827 (vrp_visit_switch_stmt): ... but here (new function).
18828 (find_case_label_index): New helper function.
18829 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18831 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18833 * fwprop.c: Fix ISO-C99ism.
18835 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18838 * Makefile.in (objdir): Set it here.
18839 * configure.ac: Not here. Find dynamic linker characteristics.
18840 * exec-tool.in: Use them.
18841 * aclocal.m4: Regenerate.
18842 * configure: Regenerate.
18844 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18846 * expr.c (expand_var): Delete it.
18847 * expr.h (expand_var): Delete prototype.
18848 * function.c (expand_function_start): Use expand_decl instead.
18849 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18852 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18854 PR rtl-optimization/35542
18855 * fwprop.c (forward_propagate_and_simplify): Replace
18856 loc_reg_mentioned_in_p with reg_mentioned_p.
18858 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18860 PR rtl-optimization/35281
18861 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18862 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18863 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18864 (varying_mem_p): Move above propagate_rtx.
18865 (all_uses_available_at): Do not check MEMs.
18867 2008-04-02 Rafael EspÃndola <espindola@google.com>
18869 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18870 (register_edge_assert_for_2): Split the cond argument.
18871 (register_edge_assert_for_1): Adjust for the change in
18872 register_edge_assert_for_2.
18873 (register_edge_assert_for): Split the cond argument.
18874 (find_switch_asserts): Adjust for the change in
18875 register_edge_assert_for.
18877 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18879 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18880 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18881 offsets for 64-bit mingw.
18882 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18883 abi for x86_64-pc-mingw.
18885 2008-04-02 Richard Guenther <rguenther@suse.de>
18887 * tree-vrp.c (extract_range_from_assert): Make sure to not
18888 produce range min/max with TREE_OVERFOW set.
18889 If merging a anti-range and a range keep the anti-range if
18890 the range covers all values of the type.
18891 (register_edge_assert_for_2): Only allow sign-changing
18892 conversions in detecting canonical range checks. Also
18893 register an assert for the unsigned name if useful.
18895 PR tree-optimization/35787
18896 * tree-vrp.c (vrp_val_max): New function.
18897 (vrp_val_min): Likewise.
18898 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18899 (vrp_val_is_min): Likewise.
18900 (supports_overflow_infinity): Use vrp_val_{min,max}.
18901 (negative_overflow_infinity): Likewise.
18902 (positive_overflow_infinity): Likewise.
18903 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18904 (is_positive_overflow_infinity): Likewise.
18905 (is_overflow_infinity): Likewise.
18906 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18907 vrp_val_is_{min,max}.
18908 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18909 to ranges if possible. Avoid empty ranges.
18911 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18913 PR middle-end/35705
18914 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18915 the expression is a function address.
18917 2008-04-01 George Helffrich <george@gcc.gnu.org>
18919 PR fortran/35154, fortran/23057
18920 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18921 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18922 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18923 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18925 (dbxout_syms): Check for COMMON-based symbol and wrap in
18926 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18927 in bracket for efficiency.
18929 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18930 using DW_TAG_common_block + member offset.
18931 (add_pubname_string): New function.
18932 (dw_expand_expr): New function to find block name and offset for
18934 (common_check): New function to check whether symbol in Fortran COMMON.
18935 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18937 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18940 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18942 2008-04-02 Ben Elliston <bje@au.ibm.com>
18944 * config/v850/v850.md (casesi): Remove if (0) code.
18945 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18946 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18948 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18950 * config/i386/i386.md (rex64suffix): New mode attribute.
18951 (floathi<mode>2): Disable expander for SSE math.
18952 (*floathi<mode>2_1): New insn insn_and_split pattern.
18953 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18954 corresponding post-reload splitters.
18955 (*floathi<mode>2_i387): New macroized insn pattern.
18956 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18957 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18958 insn_and_split pattern.
18959 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18960 New macroized instruction patterns and corresponding post-reload
18962 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18963 and corresponding post-reload splitters.
18964 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18965 New macroized instruction patterns.
18966 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18967 macroized instruction patterns and corresponding post-reload splitters.
18968 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18969 corresponding post-reload splitters.
18970 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18971 New macroized instruction patterns.
18972 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18973 corresponding post-reload splitters.
18974 (*floatsi<mode>2_i387): New macroized instruction patterns.
18976 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18978 * config/i386/i386.md (smaxmin): New.
18979 (umaxmin): Likewise.
18980 (maxminiprefix): Likewise.
18981 (maxminfprefix): Likewise.
18982 (<code><mode>3): Likewise.
18983 (smin<mode>3): Removed.
18984 (smax<mode>3): Likewise.
18986 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18987 (mmx_<code>v4hi3): Likewise.
18988 (mmx_<code>v8qi3): Likewise.
18989 (mmx_smaxv2sf3): Removed.
18990 (mmx_sminv2sf3): Likewise.
18991 (mmx_umaxv8qi3): Likewise.
18992 (mmx_smaxv4hi3): Likewise.
18993 (mmx_uminv8qi3): Likewise.
18994 (mmx_sminv4hi3): Likewise.
18996 * config/i386/sse.md (<addsub><mode>3): New.
18997 (*<addsub><mode>3): Likewise.
18998 (<sse>_vm<addsub><mode>3): Likewise.
18999 (<maxmin><mode>3): Likewise.
19000 (*<maxmin><mode>3_finite): Likewise.
19001 (*<maxmin><mode>3): Likewise.
19002 (<sse>_vm<maxmin><mode>3): Likewise.
19003 (sse3_h<addsub>v4sf3): Likewise.
19004 (sse3_h<addsub>v2df3): Likewise.
19005 (<maxmin>v16qi3): Likewise.
19006 (*<maxmin>v16qi3): Likewise.
19007 (<maxmin>v8hi3): Likewise.
19008 (*<maxmin>v8hi3): Likewise.
19009 (*sse4_1_<maxmin><mode>3): Likewise.
19010 (*sse4_1_<maxmin><mode>3): Likewise.
19011 (add<mode>3): Removed.
19012 (*add<mode>3): Likewise.
19013 (<sse>_vmadd<mode>3): Likewise.
19014 (sub<mode>3): Likewise.
19015 (*sub<mode>3): Likewise.
19016 (<sse>_vmsub<mode>3): Likewise.
19017 (smin<mode>3): Likewise.
19018 (*smin<mode>3_finite): Likewise.
19019 (*smin<mode>3): Likewise.
19020 (<sse>_vmsmin<mode>3): Likewise.
19021 (smax<mode>3): Likewise.
19022 (*smax<mode>3_finite): Likewise.
19023 (*smax<mode>3): Likewise.
19024 (<sse>_vmsmax<mode>3): Likewise.
19025 (sse3_haddv4sf3): Likewise.
19026 (sse3_haddv2df3): Likewise.
19027 (sse3_hsubv4sf3): Likewise.
19028 (sse3_hsubv2df3): Likewise.
19029 (umaxv16qi3): Likewise.
19030 (*umaxv16qi3): Likewise.
19031 (smaxv8hi3): Likewise.
19032 (*smaxv8hi3): Likewise.
19033 (*sse4_1_smax<mode>3): Likewise.
19034 (*sse4_1_umax<mode>3): Likewise.
19035 (uminv16qi3): Likewise.
19036 (*uminv16qi3): Likewise.
19037 (sminv8hi3): Likewise.
19038 (*sminv8hi3): Likewise.
19039 (*sse4_1_smin<mode>3): Likewise.
19040 (*sse4_1_umin<mode>3): Likewise.
19042 2008-04-01 Rafael EspÃndola <espindola@google.com>
19044 * tree-cfg.c (verify_expr): remove in_phi.
19045 (verify_stmt): Don't call walk_tree with verify_expr. Use
19046 is_gimple_min_invariant instead of is_gimple_val.
19048 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19050 * doc/include/gpl_v3.texi: Update for manpage generation.
19051 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19053 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19054 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19055 gpl_v3.texi instead of gpl.texi.
19058 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19061 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19063 2008-04-01 Rafael EspÃndola <espindola@google.com>
19065 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19066 (extract_code_and_val_from_cond): Use
19067 extract_code_and_val_from_cond_with_ops.
19069 2008-04-01 Jan Hubicka <jh@suse.cz>
19071 * function.c (free_after_compilation): Free epilogue_delay_list.
19072 (prepare_function_start): Assert that previous compilation was freed.
19074 2008-04-01 Jan Hubicka <jh@suse.cz>
19075 Jim Wilson <wilson@tuliptree.org>
19076 Andreas Tobler <andreast@gcc.gnu.org>
19078 PR middle-end/35781
19079 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19080 rtl.emit instead cfun->emit.
19081 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19082 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19084 2008-04-01 Ben Elliston <bje@au.ibm.com>
19086 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19088 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19090 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19092 (fprofile-use): Add var flag_profile_use
19093 * coverage.c (coverage_begin_output): Do not open a gcno file for
19094 output only if -ftest-coverage is set.
19095 Do not add getpwd() to gcda file path.
19096 (build_gcov_info): Check the new flag
19097 flag_profile_datafile_relative_path.
19098 (coverage_init): Use profile_data_prefix.
19099 Read profile counter only if flag_profile_use is set.
19100 * opts.c (common_handle_option): New option fprofile-use=,
19101 fprofile-dir=, fprofile-generate=.
19102 * toplev.c (profile_data_prefix): New variable definition.
19103 * toplev.h (profile_data_prefix): New declaration.
19104 * doc/invoke.tex (Option Summary, Optimization Options):
19107 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19109 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19110 use tmp consistently.
19113 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19114 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19115 UNSPEC_FR_RECIP_APPROX_RES.
19116 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19118 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19121 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19123 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19125 PR middle-end/30186
19126 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19127 element of the vector via a pointer.
19129 2008-03-31 Ian Lance Taylor <iant@google.com>
19131 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19133 2008-03-31 Jan Hubicka <jh@suse.cz>
19135 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19136 get_arg_pointer_save_area.
19137 * expr.c (init_expr): Just clear out rtl.expr.
19138 * function.c (free_after_compilation): Clear out whole RTL structure.
19139 (get_func_frame_size): Merge into ...
19140 (get_frame_size): ... this one.
19141 (assign_stack_local_1): Merge into ...
19142 (assign_stack_local): ... this one.
19143 (expand_function_end): Update call of get_arg_pointer_save_area.
19144 (get_art_pointer_save_area): Remove cfun argument.
19145 * function.h (emit_status): regno_pointer_align does not need length
19146 attribute. Move x_regno_reg_rtx to ...
19147 (regno_reg_rtx): ... new global array.
19148 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19149 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19150 apply_args_value, forced_labels, stack_pointer_delta):
19152 (struct varasm_status): Move here from varasm.c
19153 (struct rtl_data): New. Move here some fields from struct function.
19154 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19155 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19156 used_temp_slots avail_temp_slots, temp_slot_level,
19157 nonlocal_goto_handler_labels): Update accesstors.
19158 (rtl): New global variable.
19159 (struct function): Move some fileds to rtl_data.
19160 (get_arg_pointer_save_area): Update prototype.
19161 * emit-rtl.c (rtl): Declare.
19162 (regno_reg_rtx): Declare.
19163 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19165 (gen_reg_rtx): Update.
19166 (init_virtual_regs): Do not tate emit_status argument.
19167 (init_emit): Do not allocate emit.
19168 * varasm.c (varasm_statuc): Move to function.h.
19169 (n_deferred_constatns): Update accestor.
19170 (init_varasm_status): Do not allocate varasm_status.
19171 (force_const_mem, get_pool_size, output_constant_pool): Update.
19172 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19173 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19175 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19177 PR rtl-optimization/35729
19178 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19181 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19184 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19185 load/store if memory is unaligned.
19186 (*movti_rex64): Likewise.
19188 * config/i386/predicates.md (misaligned_operand): New.
19190 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19193 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19196 2008-03-31 Jan Beulich <jbeulich@novell.com>
19198 * config/ia64/constraints.md: Add 'j' constraint.
19199 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19200 (movdi_internal): Likewise.
19202 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19205 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19207 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19210 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19211 proper error message for the third argument on blendpd and
19214 * config/i386/sse.md (blendbits): New.
19215 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19217 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19219 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19221 2008-03-30 Richard Guenther <rguenther@suse.de>
19223 PR middle-end/31023
19224 * fold-const.c (fold_sign_changed_comparison): Do leave
19225 conversions to base-types alone.
19227 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19229 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19230 the link register if one altivec register is be saved.
19232 2008-03-30 Ben Elliston <bje@au.ibm.com>
19234 * final.c (final_scan_insn): Remove if (0) code.
19236 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19238 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19240 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19242 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19243 of V4SFmode to ix86_binary_operator_ok.
19245 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19247 * config/i386/i386.c (override_options): Initialize
19248 ix86_veclib_handler to ix86_veclibabi_svml when
19249 -mveclibabi=svml is used.
19250 (ix86_veclibabi_svml): New function for SVML ABI style
19251 vectorization support.
19252 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19254 2008-03-28 Rafael EspÃndola <espindola@google.com>
19256 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19257 (tree_binary_nonnegative_warnv_p): Make it public.
19258 (tree_single_nonnegative_warnv_p): Make it public.
19259 (tree_invalid_nonnegative_warnv_p): Make it public.
19260 (tree_unary_nonzero_warnv_p): Make it public.
19261 (tree_binary_nonzero_warnv_p): Make it public
19262 (tree_single_nonzero_warnv_p): Make it public.
19263 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19264 (extract_range_from_binary_expr): Split the expr argument.
19265 (extract_range_from_unary_expr): Split the expr argument.
19266 (extract_range_from_comparison): Split the expr argument.
19267 (extract_range_from_expr): Use the new aux functions.
19268 (vrp_evaluate_conditional_warnv): Use
19269 vrp_evaluate_conditional_warnv_with_ops.
19270 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19271 (tree_binary_nonzero_warnv_p): Declare.
19272 (tree_single_nonzero_warnv_p): Declare.
19273 (tree_expr_nonzero_warnv_p): Declare.
19274 (tree_unary_nonnegative_warnv_p): Declare.
19275 (tree_binary_nonnegative_warnv_p): Declare.
19276 (tree_single_nonnegative_warnv_p): Declare.
19277 (tree_invalid_nonnegative_warnv_p): Declare.
19279 2008-03-28 Richard Guenther <rguenther@suse.de>
19281 PR tree-optimization/30317
19282 PR tree-optimization/30911
19283 PR tree-optimization/34793
19284 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19285 (struct assert_locus_d): New member EXPR.
19286 (register_new_assert_for): Add EXPR parameter to support
19287 ASSERT_EXPR <name, expr OP limit>.
19288 (register_edge_assert_for_1): Adjust callers.
19289 (find_assert_locations): Likewise.
19290 (process_assert_insertions_for): Build condition from expression.
19291 (extract_range_from_assert): Handle ASSERT_EXPRs
19292 of the form ASSERT_EXPR <name, expr OP limit>.
19293 (register_edge_assert_for_2): New helper registering
19294 asserts for comparisons. Recognize range tests of the form
19295 (unsigned)i - CST1 OP CST2.
19296 (register_edge_assert_for_1): Use it.
19297 (register_edge_assert_for): Likewise.
19298 (needs_overflow_infinity): Integer sub-types
19299 do not need overflow infinities.
19300 (vrp_val_is_max): The extreme values of integer sub-types
19301 are those of the base type.
19302 (vrp_val_is_min): Likewise.
19303 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19306 2008-03-28 Nick Clifton <nickc@redhat.com>
19309 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19310 Return GENERAL_REGS for stack adjustment reloads.
19312 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19315 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19316 const_vector when all the vectors are constant.
19318 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19320 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19322 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19323 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19325 (s<code>_sf): Use new scc_sf attribute for opcode names.
19327 2008-03-27 Tom Tromey <tromey@redhat.com>
19329 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19330 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19331 config/spu/t-spu-elf, config/i386/t-interix,
19332 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19333 config/i386/x-darwin, config/i386/x-mingw32,
19334 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19335 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19336 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19337 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19338 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19339 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19340 config/score/t-score-elf, config/arm/t-strongarm-pe,
19341 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19342 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19343 Revert automatic dependency patch.
19345 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19348 * config/i386/i386.c (ix86_function_arg_boundary): Align
19349 decimal floating point to its natural boundary.
19351 2008-03-27 Richard Guenther <rguenther@suse.de>
19353 PR middle-end/35716
19354 * fold-const.c (fold_comparison): Restrict distinct decl
19355 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19356 solely rely on operand_equal_p.
19358 2008-03-27 Richard Guenther <rguenther@suse.de>
19361 * c-common.c (handle_weak_attribute): Reject combination of
19364 2008-03-27 Richard Guenther <rguenther@suse.de>
19366 PR tree-optimization/32810
19367 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19368 conversions from DECL_INITIAL.
19369 (fold_const_aggregate_ref): Likewise from constructor elements.
19371 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19373 * tree-affine.h (aff_combination_expand): Declare.
19374 (get_inner_reference_aff): Likewise.
19375 * tree-affine.c (aff_combination_expand): Split out from
19376 tree_to_aff_combination_expand.
19377 (get_inner_reference_aff): New function.
19378 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19379 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19380 (struct lim_aux_data): sm_done field removed.
19381 (mem_ref_loc_p, mem_ref_locs_p): New types.
19382 (struct mem_ref): Added id, stored, accesses_in_loop,
19383 indep_loop, dep_loop, indep_ref, dep_ref fields.
19384 Removed is_stored, locs and next fields.
19385 (memory_accesses): New variable.
19386 (movement_possibility): Do not allow moving statements
19387 that store to memory.
19388 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19390 (determine_max_movement): For statements with memory references,
19391 find the outermost loop in that the reference is independent.
19392 (move_computations_stmt): Mark the virtual operands for renaming.
19393 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19394 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19395 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19396 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19397 create_vop_ref_mapping, analyze_memory_references,
19398 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19399 get_all_locs_in_loop, ref_always_accessed_p,
19400 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19401 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19402 store_motion_loop, store_motion): New functions.
19403 (struct vop_to_refs_elt): New type.
19404 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19405 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19406 (schedule_sm): Replaced by...
19407 (execute_sm): ... this.
19408 (determine_lsm_ref, hoist_memory_references,
19409 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19410 find_more_ref_vops, free_mem_ref, free_mem_refs,
19411 determine_lsm_loop, determine_lsm): Removed.
19412 (tree_ssa_lim_finalize): Free data structures used by store motion.
19413 (tree_ssa_lim): Call analyze_memory_references. Use
19414 store_motion instead of determine_lsm.
19416 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19418 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19419 rename tmake_file to m68hc11/t-m68hc11.
19420 (mcore): Set inhibit_libc to true.
19421 * config.host (alpha*-dec-*vms*): Set extra_programs.
19422 (interix3*): Don't use host_xmake_file.
19423 * configure.ac: Let config.gcc override inhibit_libc.
19424 * configure: Regenerate.
19426 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19427 * config/t-openbsd-thread: Remove commented out lines.
19429 * config/x-interix: Remove.
19431 * config/m68hc11/t-m68hc11-gas: Rename to...
19432 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19434 * config/mcore/t-mcore: Remove T_CFLAGS.
19435 * config/mcore/t-mcore-pe: Likewise.
19437 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19439 * configure.ac: Replace custom __GNU_SOURCE test with
19440 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19441 * aclocal.m4: Regenerate.
19442 * configure: Regenerate.
19443 * config.in: Regenerate.
19445 2008-03-27 Richard Guenther <rguenther@suse.de>
19447 * fold-const.c (target.h): Include.
19448 (fold_comparison): Fold comparison of addresses of decls
19449 that bind locally or of constants. Consolidate address folding code.
19450 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19451 results from fold_binary_to_constant.
19452 (compare_values_warnv): Likewise.
19454 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19456 PR middle-end/35429
19457 * fold-const.c (fold_truthop): Check for integeral types when folding
19458 a == 0 && b == 0 and a != 0 || b != 0 .
19460 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19462 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19464 2008-03-26 Andreas Schwab <schwab@suse.de>
19466 * doc/invoke.texi: Fix use of @item vs. @itemx.
19468 2008-03-26 Tom Tromey <tromey@redhat.com>
19470 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19471 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19472 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19473 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19474 build/genconstants.o, build/genemit.o, build/genextract.o,
19475 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19476 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19479 2008-03-26 Richard Guenther <rguenther@suse.de>
19482 2008-03-26 Richard Guenther <rguenther@suse.de>
19484 * fold-const.c (target.h): Include.
19485 (fold_comparison): Fold comparison of addresses of two decls
19486 that bind locally. Consolidate address folding code.
19488 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19490 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19491 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19492 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19493 dconstsqrt2, dconstthird, dconste and/or dconst10.
19494 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19495 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19496 dconstsqrt2, dconste): Delete.
19497 (init_emit_once): Likewise. Simplify initializing dconstm1.
19499 * real.c (get_real_const): New.
19500 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19501 dconstsqrt2, dconste): Delete.
19502 (real_value_const, get_real_const): New.
19504 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19506 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19508 * config/i386/i386.c (ix86_function_arg_boundary): Check
19509 BIGGEST_ALIGNMENT instead of 128.
19510 (setup_incoming_varargs_64): Likewise.
19512 2008-03-26 Tom Tromey <tromey@redhat.com>
19514 * Makefile.in (DEPFILES): Add missing '/'.
19516 2008-03-26 Richard Guenther <rguenther@suse.de>
19518 * fold-const.c (target.h): Include.
19519 (fold_comparison): Fold comparison of addresses of two decls
19520 that bind locally. Consolidate address folding code.
19522 2008-03-26 Nick Clifton <nickc@redhat.com>
19525 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19526 not allow INT+INT as a legitimate addressing mode.
19528 2008-03-26 Richard Guenther <rguenther@suse.de>
19530 * tree-flow.h (widen_bitfield): Remove declaration.
19531 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19532 (widen_bitfield): Remove function.
19533 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19536 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19539 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19542 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19544 PR rtl-optimization/35232
19545 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19546 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19547 reg_reloaded_call_part_clobbered here.
19548 (reload_regs_reach_end_p): New function.
19549 (reload_reg_rtx_for_input): New variable.
19550 (reload_reg_rtx_for_output): Likewise.
19551 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19552 when reassigning a pseudo register. Load reloadreg from
19553 reload_reg_rtx_for_input, moving the mode and register
19555 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19556 instead of the original when deciding whether an input reload
19557 would be a no-op or whether an output reload can be deleted.
19558 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19559 when setting up new_spill_reg_store. Load it from
19560 reload_reg_rtx_for_output, moving the mode and register
19562 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19563 instead of the original when deciding whether an output reload
19564 would be a no-op. Do the same when modifying insn notes.
19565 Use rtx_equal_p instead of == to compare the registers.
19566 (inherit_piecemeal_p): Take a mode and two register numbers
19568 (emit_reload_insns): Clear new_spill_reg_store for every hard
19569 register in the reload register. Remove spill registers
19570 from reg_reloaded_valid before considering whether to record
19571 inheritance information for them. Use reload_reg_rtx_for_output
19572 instead of reg_rtx when recording output reloads. Use
19573 reload_reg_rtx_for_input instead of reg_rtx when recording
19574 input reloads. Set or clear reg_reloaded_call_part_clobbered
19575 at the same time as setting reg_reloaded_valid.
19576 (delete_output_reload): Add a new_reload_reg parameter and use it
19577 instead of rld[j].reg_rtx.
19578 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19581 2008-03-25 Tom Tromey <tromey@redhat.com>
19583 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19584 (build/genattr.o): Likewise.
19585 (build/genattrtab.o): Likewise.
19586 (build/gencodes.o): Likewise.
19587 (build/genconfig.o): Likewise.
19588 (build/genconstants.o): Likewise.
19589 (build/genemit.o): Likewise.
19590 (build/genextract.o): Likewise.
19591 (build/genflags.o): Likewise.
19593 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19595 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19596 instead of size_int for integer types.
19597 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19598 to match type of MINUS_EXPR.
19600 2008-03-25 Tom Tromey <tromey@redhat.com>
19602 * configure: Rebuilt.
19603 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19606 2008-03-25 Tom Tromey <tromey@redhat.com>
19608 * config/x-solaris (host-solaris.o): Update.
19609 * config/x-linux (host-linux.o): Update.
19610 * config/x-hpux (host-hpux.o): Update.
19611 * config/x-darwin (host-darwin.o): Update.
19612 * config/v850/t-v850e (v850-c.o): Update.
19613 * config/v850/t-v850 (v850-c.o): Update.
19614 * config/t-vxworks (vxworks.o): Update.
19615 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19616 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19617 * config/spu/t-spu-elf (spu-c.o): Update.
19619 * config/sh/t-symbian (sh-c.o): Update.
19620 (symbian.o): Update.
19621 * config/sh/t-sh (sh-c.o): Update.
19622 * config/score/t-score-elf (score7.o, score3.o): Update.
19623 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19624 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19625 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19626 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19627 (rs6000.o): Remove.
19628 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19629 * config/m32c/t-m32c (m32c-pragma.o): Update.
19630 * config/ia64/t-ia64 (ia64-c.o): Update.
19631 * config/i386/x-mingw32 (host-mingw32.o): Update.
19632 * config/i386/x-i386 (driver-i386.o): Update.
19633 * config/i386/x-darwin (host-i386-darwin.o): Update.
19634 * config/i386/x-cygwin (host-cygwin.o): Update.
19635 * config/i386/t-nwld (nwld.o): Update.
19636 * config/i386/t-netware (netware.o): Update.
19637 * config/i386/t-interix (winnt.o): Update.
19638 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19639 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19640 msformat-c.o): Update.
19641 * config/bfin/t-bfin-linux (generated_files): Add
19642 linux-sysroot-suffix.h.
19643 * config/arm/t-wince-pe (pe.o): Update.
19644 * config/arm/t-strongarm-pe (pe.o): Update.
19645 * config/arm/t-pe (pe.o): Update.
19646 * config/arm/t-arm (arm-c.o): Update.
19647 * doc/install.texi (Prerequisites): Require make 3.80.
19648 * Makefile.in: Remove .o targets.
19649 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19650 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19651 (simple_generated_h, simple_generated_c): Move earlier.
19652 (generated_files): New variable.
19653 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19654 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19655 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19656 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19657 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19658 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19659 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19660 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19661 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19662 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19663 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19664 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19666 (COMPILE.base, COMPILE): New variables.
19667 (%.o): New pattern rule.
19668 (ALL_HOST_OBJS): New variable.
19669 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19670 (dummy-checksum.o, cc1-checksum.o): Remove.
19671 (DRIVER_SHLIB): New variable.
19672 (DRIVER_DEFINES): Use it.
19673 (gencondmd.c): Move out of build/.
19674 (s-conditions): Update.
19675 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19676 (ALL_BUILD_OBJS): Likewise.
19677 (build/%.o): Use BUILDCOMPILE.
19678 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19679 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19680 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19681 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19682 build/genconfig.o, build/genconstants.o, build/genemit.o,
19683 build/genextract.o, build/genflags.o, build/genmddeps.o,
19684 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19685 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19686 build/gen-protos.o, build/scan.o, build/fix-header.o,
19687 build/scan-decls.o): Simplify.
19688 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19689 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19690 prefix.o, toplev.o): Reduce to variable setting.
19691 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19692 ($(out_object_file), gcc-options.o): New targets.
19693 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19694 * configure: Rebuilt.
19695 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19696 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19698 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19700 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19701 complain when we hit an error, return ERROR_MARK_NODE.
19703 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19705 * config/sh/constraints.md (Pso, Psz): New constraints.
19706 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19707 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19709 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19711 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19712 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19714 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19716 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19717 (prefetch_sh2a): New.
19719 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19720 Naveen.H.S <naveen.hs@kpitcummins.com>
19722 * config/sh/constraints.md (I28): New constraint.
19723 * config/sh/sh.c (broken_move): Add support for movi20s.
19724 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19726 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19727 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19728 Naveen.H.S <naveen.hs@kpitcummins.com>
19730 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19731 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19732 (print_operand): Handle resbank in %@ operand code.
19733 (sh_encode_section_info): New.
19734 (push_regs): Add conditions for resbank.
19735 (sh_expand_epilogue): Likewise.
19736 (sh_insert_attributes): Likewise.
19737 (sh_attribute_table): Likewise.
19738 (sh_handle_resbank_handler_attribute): New.
19739 (sh2a_handle_function_vector_handler_attribute): New.
19740 (sh2a_is_function_vector_call): New.
19741 (sh2a_get_function_vector_number): New.
19742 (sh2a_function_vector_p): New.
19743 (sh_cfun_resbank_handler_p): New.
19744 * config/sh/sh.md (calli): Emit jsr/n if possible.
19745 (calli_tbr_rel): New.
19746 (calli_pcrel): Emit jsr/n if possible.
19747 (return_i): Emit rts/n if possible.
19748 (call_valuei_tbr_rel): New.
19749 (call_valuei_pcrel): Add condition for SH2A target.
19750 (call_value): Likewise.
19751 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19752 (sh2a_get_function_vector_number): Likewise.
19753 (sh2a_is_function_vector_call): Likewise.
19754 * doc/extend.texi: Document TBR relative addressing of SH2A.
19755 (resbank): Add description for SH2A.
19757 2008-03-24 Richard Guenther <rguenther@suse.de>
19760 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19761 pointer assignments change conversions according to middle-end rules.
19762 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19763 * configure.ac: Include type checking in yes.
19764 * configure: Regenerate.
19766 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19768 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19769 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19771 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19773 * gthr-vxworks.h (UNUSED): Define.
19775 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19777 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19779 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19781 * doc/extend.texi (Function Attributes): Add missing comma in the
19782 example of the "alloc_size" attribute.
19784 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19787 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19789 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19792 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19795 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19796 of the underlying type of a MS bitfield layout to the natural
19797 alignment of the type.
19799 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19801 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19802 to their natural alignment to avoid store forwarding stalls.
19804 2008-03-22 Richard Guenther <rguenther@suse.de>
19806 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19807 For PHI nodes verify the address is invariant.
19808 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19809 (get_symbol_constant_value): Use is_gimple_min_invariant.
19810 (maybe_fold_stmt_indirect): Likewise.
19812 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19814 PR rtl-optimization/33927
19815 * Makefile.in (dse.o): Depend on $(TM_P_H).
19816 * expr.h (extract_low_bits): Declare.
19817 * expmed.c (extract_low_bits): New function.
19818 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19819 * dse.c: Include tm_p.h.
19820 (find_shift_sequence): Remove the read_reg argument and return the
19821 read value. Emit the instructions instead of returning them.
19822 Iterate on new_mode rather than calculating it each time.
19823 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19824 source to NEW_MODE and extract_low_bits to convert the shifted
19825 value to READ_MODE.
19826 (replace_read): Allow the load and store to have different mode
19827 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19828 or extraction instructions before trying the replacement. Update
19829 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19831 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19833 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19834 to their natural alignment to avoid store forwarding stalls.
19836 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19839 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19840 encouraging but not allowing gprs for input;
19841 change the input constraint to !f#r.
19842 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19844 change the output constraint to !f#r.
19846 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19849 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19850 corresponding post-reload splitters.
19851 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19852 when x87 FP math is selected.
19853 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19854 New function prototype.
19855 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19856 unreachable function to ease macroization of insn patterns.
19858 2008-03-21 Martin Jambor <mjambor@suse.cz>
19860 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19861 reference dumps if ddr is NULL or dependence is unknown.
19863 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19865 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19866 unsigned extension into account.
19867 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19868 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19869 Do computations on a scratch register.
19871 2008-03-21 Richard Guenther <rguenther@suse.de>
19873 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19874 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19875 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19876 * tree-ssa-dom.c (record_equality): Likewise.
19877 * tree-inline.c (copy_body_r): Likewise.
19878 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19881 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19883 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19884 as 'delete_unused' argument.
19886 2008-03-20 Richard Guenther <rguenther@suse.de>
19888 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19889 special casing of constant qualifiers.
19890 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19891 care about them in general.
19892 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19893 regardless of their type.
19894 (fold_stmt_r): Forcefully fold *& if we end up with that.
19896 2008-03-20 Paul Brook <paul@codesourcery.com>
19898 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19899 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19901 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19903 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19904 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19906 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19908 * common.opt (Wmudflap): New option.
19909 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19910 (mx_register_decls): Likewise.
19911 (mudflap_finish_file): Likewise.
19912 * doc/invoke.texi: Document -Wno-mudflap.
19914 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19916 * c-format.c (replace_format_name_to_system_name): New.
19917 (cmp_attribs): New.
19918 (convert_format_name_to_system_name): New.
19919 (decode_format_attr): Add use of convert_format_name_to_system_name.
19920 (format_types_orig): Add gnu_ prefix to names.
19921 (check_format_info_main): Special treating of \0 escaped names for
19922 supporting multi-character format specifiers as I32, I64.
19923 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19924 (gnu_target_overrides_format_attributes): New.
19925 * c-format.h: Add structure target_ovr_attr to hold
19926 system specific formatter names.
19927 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19928 msformat-c.o file to c_target_objs and cxx_target_objs.
19929 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19930 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19931 (TARGET_N_FORMAT_TYPES): New.
19932 * config/i386/msformat-c.c: New.
19933 * config/i386/t-cygming: Add build rule for msformat-c.o.
19934 * doc/extend.texi: Add new format names gnu_* and ms_* and
19936 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19938 2008-03-20 Ira Rosen <irar@il.ibm.com>
19940 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19941 optimizations turned on under -O3.
19942 (ftree-vectorize): Add that the flag is turned on with -O3.
19944 2008-03-20 Ben Elliston <bje@au.ibm.com>
19946 * regmove.c (try_auto_increment): Fix spelling error in comment.
19947 * final.c (final_scan_insn): Likewise.
19949 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19952 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19953 allocator preferences for "y" and "r" class registers.
19954 ("*mov<mode>_internal"): Ditto.
19955 ("*movv2sf_internal_rex64"): Ditto.
19956 ("*movv2sf_internal"): Ditto.
19958 2008-03-19 Michael Matz <matz@suse.de>
19960 PR middle-end/35616
19961 * calls.c (expand_call): Check overlap of arguments with call
19962 address for sibcalls.
19964 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19967 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19968 of the underlying type of a MS bitfield layout to the natural
19969 alignment of the type.
19971 2008-03-19 Jan Hubicka <jh@suse.cz>
19974 * toplev.c (decode_d_option): Handle all CPP flags.
19975 * tree-vrp.c: Update tree_pass descriptors.
19976 * regrename.c: Update tree_pass descriptors.
19977 * fwprop.c: Update tree_pass descriptors.
19978 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19979 * tree-into-ssa.c: Update tree_pass descriptors.
19980 * tree-dump.c: Update tree_pass descriptors.
19981 * tree-complex.c: Update tree_pass descriptors.
19982 * tree-dump.h: Update tree_pass descriptors.
19983 * see.c: Update tree_pass descriptors.
19984 * cgraphbuild.c: Update tree_pass descriptors.
19985 * tracer.c: Update tree_pass descriptors.
19986 * tree-loop-distribution.c: Update tree_pass descriptors.
19987 * cgraph.c: Update tree_pass descriptors.
19988 * postreload-gcse.c: Update tree_pass descriptors.
19989 * postreload.c: Update tree_pass descriptors.
19990 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19991 * tree-tailcall.c: Update tree_pass descriptors.
19992 * tree-pass.h (tree_opt_pass): Rename to ...
19993 (opt_pass) ... this one; add "type" field and remove letter field.
19994 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19995 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
19996 all_lowering_passes): Update declaration.
19997 * ipa-cp.c: Update tree_pass descriptors.
19998 * final.c: Update tree_pass descriptors.
19999 * omp-low.c: Update tree_pass descriptors.
20000 * tree-ssa-dse.c: Update tree_pass descriptors.
20001 * ipa-reference.c: Update tree_pass descriptors.
20002 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20003 * auto-inc-dec.c: Update tree_pass descriptors.
20004 * reorg.c: Update tree_pass descriptors.
20005 * cgraphunit.c: Update tree_pass descriptors.
20006 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20007 * tree-ssa-ccp.c: Update tree_pass descriptors.
20008 * df-core.c: Update tree_pass descriptors.
20009 * mode-switching.c: Update tree_pass descriptors.
20010 * tree-nomudflap.c: Update tree_pass descriptors.
20011 * modulo-sched.c: Update tree_pass descriptors.
20012 * ipa-pure-const.c: Update tree_pass descriptors.
20013 * cse.c: Update tree_pass descriptors.
20014 * web.c: Update tree_pass descriptors.
20015 * tree-stdarg.c: Update tree_pass descriptors.
20016 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20017 * tree-ssa-dom.c: Update tree_pass descriptors.
20018 * tree-nrv.c: Update tree_pass descriptors.
20019 * tree-ssa-alias.c: Update tree_pass descriptors.
20020 * loop-init.c: Update tree_pass descriptors.
20021 * gimple-low.c: Update tree_pass descriptors.
20022 * ipa-inline.c: Update tree_pass descriptors.
20023 * tree-ssa-sink.c: Update tree_pass descriptors.
20024 * global.c: Update tree_pass descriptors.
20025 * ifcvt.c: Update tree_pass descriptors.
20026 * jump.c: Update tree_pass descriptors.
20027 * predict.c: Update tree_pass descriptors.
20028 * tree-ssa-loop.c: Update tree_pass descriptors.
20029 * recog.c: Update tree_pass descriptors.
20030 * dse.c: Update tree_pass descriptors.
20031 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20032 * tree-eh.c: Update tree_pass descriptors.
20033 * regmove.c: Update tree_pass descriptors.
20035 * function.c: Update tree_pass descriptors.
20036 * tree-vectorizer.c: Update tree_pass descriptors.
20037 * gcse.c: Update tree_pass descriptors.
20038 * ipa-type-escape.c: Update tree_pass descriptors.
20039 * tree-if-conv.c: Update tree_pass descriptors.
20040 * init-regs.c: Update tree_pass descriptors.
20041 * ipa.c: Update tree_pass descriptors.
20042 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20043 * rtl-factoring.c: Update tree_pass descriptors.
20044 * lower-subreg.c: Update tree_pass descriptors.
20045 * bt-load.c: Update tree_pass descriptors.
20046 * tree-dfa.c: Update tree_pass descriptors.
20047 * except.c: Update tree_pass descriptors.
20048 * emit-rtl.c: Update tree_pass descriptors.
20049 * cfgexpand.c: Update tree_pass descriptors.
20050 * tree-cfgcleanup.c: Update tree_pass descriptors.
20051 * cfgcleanup.c: Update tree_pass descriptors.
20052 * tree-ssa-pre.c: Update tree_pass descriptors.
20053 * tree-sra.c: Update tree_pass descriptors.
20054 * tree-mudflap.c: Update tree_pass descriptors.
20055 * tree-ssa-copy.c: Update tree_pass descriptors.
20056 * cfglayout.c: Update tree_pass descriptors.
20057 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20058 * tree-ssa-dce.c: Update tree_pass descriptors.
20059 * tree-ssa.c: Update tree_pass descriptors.
20060 * regclass.c: Update tree_pass descriptors.
20061 * integrate.c: Update tree_pass descriptors.
20062 * tree-optimize.c: Update tree_pass descriptors.
20063 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20064 * tree-object-size.c: Update tree_pass descriptors.
20065 * combine.c: Update tree_pass descriptors.
20066 * tree-outof-ssa.c: Update tree_pass descriptors.
20067 * bb-reorder.c: Update tree_pass descriptors.
20068 * stack-ptr-mod.c: Update tree_pass descriptors.
20069 * var-tracking.c: Update tree_pass descriptors.
20070 * tree-profile.c: Update tree_pass descriptors.
20071 * tree-vect-generic.c: Update tree_pass descriptors.
20072 * reg-stack.c: Update tree_pass descriptors.
20073 * sched-rgn.c: Update tree_pass descriptors.
20074 * tree-ssa-structalias.c: Update tree_pass descriptors.
20075 * tree-cfg.c: Update tree_pass descriptors.
20076 * passes.c (current_pass): Update declaration.
20077 (finish_optimization_passes): Update.
20078 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20079 (register_one_dump_file, register_dump_files_1, next_pass_1):
20081 (init_optimization_passes): Update handling of new types.
20082 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20083 * ipa-struct-reorg.c: Update tree_pass descriptors.
20084 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20085 * combine-stack-adj.c: Update tree_pass descriptors.
20086 * cfgrtl.c: Update tree_pass descriptors.
20087 * dce.c: Update tree_pass descriptors.
20088 * tree-ssanames.c: Update tree_pass descriptors.
20090 2008-03-19 Richard Guenther <rguenther@suse.de>
20092 PR middle-end/35609
20093 * tree-ssa.c (walk_data): New structure.
20094 (warn_uninitialized_var): If not always_executed warn with "maybe"
20096 (execute_early_warn_uninitialized): Compute post-dominators.
20097 Initialize always_executed before processing each basic block.
20099 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20102 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20103 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20105 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20107 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20109 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20111 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20113 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20114 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20115 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20116 target after ignore has been set, and move there also the commputation
20117 of subtarget and original_target.
20118 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20119 (LANG_HOOKS_INITIALIZER): Remove it.
20120 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20122 2008-03-18 Richard Guenther <rguenther@suse.de>
20124 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20125 found an expression with constants, note that in the VN for the lhs.
20126 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20127 fold them to constants if possible. Run cleanup_cfg if done so.
20128 (execute_pre): Return todo.
20129 (do_pre): Likewise.
20130 (execute_fre): Likewise.
20131 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20133 (get_prop_source_stmt): Look through pointer conversions.
20135 2008-03-18 Jan Hubicka <jh@suse.cz>
20137 * tree-pretty-print.c: Include predict.h.
20138 (dump_generic_node): Dump predictor.
20139 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20140 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20141 * gimple-low.c (lower_stmt): Likewise.
20142 * expr.c (expand_expr_real): Likewise.
20143 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20145 (build_predict_expr, build_predict_expr): New.
20146 * predict.h (predictor_name, build_predict_expr): Update.
20147 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20148 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20149 * predict.def (PRED_CONTINUE): Update hitrate.
20150 * tree.def (PREDICT_EXPR): Define.
20151 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20152 do not handle BIND_EXPR.
20153 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20154 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20155 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20158 2008-03-18 Michael Matz <matz@suse.de>
20160 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20162 2008-03-18 Richard Guenther <rguenther@suse.de>
20164 * tree-gimple.h (is_gimple_invariant_address): Declare.
20165 (is_gimple_constant): Likewise.
20166 * tree-gimple.c (is_gimple_constant): New function.
20167 (is_gimple_invariant_address): Likewise.
20168 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20169 and is_gimple_invariant_address.
20170 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20172 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20173 an addressable base.
20175 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20177 PR middle-end/35611
20178 * gimplify.c (gimplify_expr): Gimplify second operand of
20181 2008-03-17 Richard Guenther <rguenther@suse.de>
20183 PR tree-optimization/19637
20184 * fold-const.c (fold_unary): Remove restrictions of removing
20185 intermediate pointer-conversions (P2)(P1)P0.
20186 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20187 conversion to void pointer.
20188 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20190 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20193 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20194 emulated thread local variables.
20196 2008-03-16 Richard Guenther <rguenther@suse.de>
20198 PR middle-end/35607
20199 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20200 expand TREE_INVARIANT operations that are not gimple invariant.
20202 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20204 * doc/extend.texi (Alignment): Say that the ABI controls
20205 the __alignof__ for non-strict-alignment targets rather
20206 than being a recommendation.
20208 2008-03-15 Paul Brook <paul@codesourcery.com>
20210 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20212 (arm_output_fn_unwind): Mark functions that can not be unwound.
20214 2008-03-15 Paul Brook <paul@codesourcery.com>
20216 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20217 extension instructions.
20219 2008-03-15 Richard Guenther <rguenther@suse.de>
20221 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20222 and fold constant aggregate refs.
20223 (fold_const_aggregate_ref): Handle string constants
20224 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20225 (evaluate_stmt): Simplify now that ccp_fold folds constant
20228 2008-03-15 Paul Brook <paul@codesourcery.com>
20230 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20231 (extzv): Use gen_extzv_t2.
20232 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20234 2008-03-15 Richard Guenther <rguenther@suse.de>
20236 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20237 (fold_const_aggregate_ref): Likewise.
20238 (get_value): Return NULL if we don't have any values.
20239 (ccp_finalize): Set const_val to NULL after freeing it.
20240 * tree-flow.h (get_symbol_constant_value): Declare.
20241 (fold_const_aggregate_ref): Likewise.
20242 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20244 2008-03-15 Richard Guenther <rguenther@suse.de>
20246 PR middle-end/35593
20247 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20248 to not produce negative array indices if not allowed. Add
20249 parameter to indicate that.
20250 (maybe_fold_offset_to_component_ref): Allow negative array
20251 indices only for the first member of a structure.
20252 (maybe_fold_offset_to_reference): Allow negative array indices.
20253 (maybe_fold_stmt_addition): Likewise.
20255 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20256 Anatoly Sokolov <aesok@post.ru>
20258 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20259 (avr_arch): Add ARCH_AVR6.
20260 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20261 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20262 instead of fixed value 2.
20263 (print_operand_address): Use gs() asm specifier instead of pm().
20264 (avr_assemble_integer): (Ditto.).
20265 (avr_output_addr_vec_elt): (Ditto.).
20266 (print_operand): Handle "!" code.
20267 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20268 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20269 (AVR_HAVE_EIJMP_EICALL): Define.
20270 (AVR_3_BYTE_PC): Redefine.
20271 (AVR_2_BYTE_PC): (Ditto.).
20272 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20273 (LINK_SPEC): Add atmega2560 and atmega2561.
20274 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20276 * config/avr/avr.md (call_insn): Use eicall instead of icall
20277 for 3 byte PC devices.
20278 (call_value_insn): (Ditto.).
20279 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20280 (indirect_jump): Use only for for 2 byte PC devices.
20281 (*tablejump): (Ditto.).
20282 (*indirect_jump_avr6): Add insn.
20283 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20284 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20285 instead of ijmp for 3 byte PC devices.
20286 (__tablejump2__): (Ditto.).
20287 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20288 (MULITLIB_DIRNAMES): (Ditto.).
20289 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20291 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20293 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20294 "sse2_umulsidi3". Use V1DI mode for operand 0.
20295 ("mmx_psadbw"): Use V1DI mode for operand 0.
20296 * config/i386/i386-modes.def (V1SI): New vector mode.
20297 * config/i386/i386.c (struct builtin_description)
20298 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20299 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20300 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20301 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20302 v1di_ftype_v8qi_v8qi type.
20303 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20305 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20306 __builtin_ia32_pmuludq]: Fix the mode of return value.
20308 2008-03-15 Richard Guenther <rguenther@suse.de>
20310 PR middle-end/35595
20311 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20314 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20316 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20317 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20318 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20319 unless TARGET_SERIALIZE_VOLATILE is enabled.
20320 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20321 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20322 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20324 2008-03-14 Richard Guenther <rguenther@suse.de>
20326 PR tree-optimization/34172
20327 * tree-flow.h (refs_may_alias_p): Declare.
20328 (get_single_def_stmt): Likewise.
20329 (get_single_def_stmt_from_phi): Likewise.
20330 (get_single_def_stmt_with_phi): Likewise.
20331 * tree-dfa.c (refs_may_alias_p): New function.
20332 (get_single_def_stmt): Likewise.
20333 (get_single_def_stmt_from_phi): Likewise.
20334 (get_single_def_stmt_with_phi): Likewise.
20335 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20336 (vn_reference_lookup_1): New helper function.
20337 (vn_reference_lookup): Walk the virtual use-def chain to
20338 continue searching for a match if the def does not alias the
20339 reference we are looking for.
20341 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20343 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20344 archive and Perzl. Update The Written Word listing.
20346 2008-03-14 Richard Guenther <rguenther@suse.de>
20348 PR tree-optimization/34043
20349 PR tree-optimization/33989
20350 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20352 (bitmap_find_leader): Use extra argument to verify dominance
20353 relationship inside a basic-block.
20354 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20355 (find_leader_in_sets): Adjust.
20356 (create_component_ref_by_pieces): Take extra argument for
20357 dominance check, handle lookup failures.
20358 (find_or_generate_expression): Likewise.
20359 (create_expression_by_pieces): Likewise.
20360 (insert_into_preds_of_block): Adjust.
20361 (create_value_expr_from): If asked for, verify all operands
20362 are in the blocks AVAIL_OUT set.
20363 (make_values_for_stmt): Check for SSA_NAMEs that are life
20364 over an abnormal edge.
20365 (compute_avail): Remove such check.
20366 (do_SCCVN_insertion): New function.
20367 (eliminate): If we do not find a leader suitable for replacement
20368 insert a replacement expression from SCCVN if available.
20369 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20370 (struct vn_ssa_aux): Add needs_insertion flag.
20371 * tree-ssa-sccvn.c (may_insert): New global flag.
20372 (copy_reference_ops_from_ref): Value-number union member access
20373 based on its size, not type and member if insertion is allowed.
20374 (visit_reference_op_load): For a weak match from union type
20375 punning lookup a view-converted value and insert a SSA_NAME
20376 for that value if that is not found.
20377 (visit_use): Make dumps shorter. Do not disallow value numbering
20378 SSA_NAMEs that are life over an abnormal edge to constants.
20379 (free_scc_vn): Release inserted SSA_NAMEs.
20380 (run_scc_vn): New flag to specify whether insertion is allowed.
20381 Process SSA_NAMEs in forward order.
20382 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20383 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20384 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20385 pointer type to/from integral types that do not change the
20386 precision to regular conversions.
20388 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20390 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20391 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20392 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20393 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20394 input arguments and the mode of return value. Built-in functions
20395 that operate on whole 64-bit MMX register now use V1DI mode.
20397 2008-03-13 Alon Dayan <alond@il.ibm.com>
20398 Olga Golovanevsky <olga@il.ibm.com>
20400 PR tree-optimization/35041
20401 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20402 to locate the right position in a statement.
20404 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20408 * config/i386/xmmintrin.h: Change all static inline functions to
20409 extern inline and add __gnu_inline__ attribute.
20410 * config/i386/bmintrin.h: Ditto.
20411 * config/i386/smmintrin.h: Ditto.
20412 * config/i386/tmmintrin.h: Ditto.
20413 * config/i386/mmintrin-common.h: Ditto.
20414 * config/i386/ammintrin.h: Ditto.
20415 * config/i386/emmintrin.h: Ditto.
20416 * config/i386/pmmintrin.h: Ditto.
20417 * config/i386/mmintrin.h: Ditto.
20418 * config/i386/mm3dnow.h: Ditto.
20420 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20422 PR middle-end/35185
20423 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20424 (lower_omp_2): New function.
20425 (lower_omp_1, lower_omp): Rewritten.
20427 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20430 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20431 with the phrase "Microsoft Windows compilers".
20432 (Push/Pop Macro Pragmas): New subsection. Document
20433 #pragma push_macro and pragma pop_macro.
20435 2008-03-12 Paul Brook <paul@codesourcery.com>
20437 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20439 2008-03-12 Paul Brook <paul@codesourcery.com>
20441 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20442 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20443 (thumb2_addsi_shortim): Rename ...
20444 (thumb2_addsi_short): ... to this. Allow register operands.
20445 (thumb2_subsi_short): New pattern.
20446 (thumb2_one_cmplsi2_short,
20447 thumb2_negsi2_short): New patterns and peepholes.
20449 2008-03-12 Paul Brook <paul@codesourcery.com>
20451 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20453 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20455 * config/i386/i386.md (int_cond): New code iterator.
20457 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20458 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20459 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20460 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20461 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20462 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20463 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20464 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20466 2008-03-12 Paul Brook <paul@codesourcery.com>
20468 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20469 instead of {arm,thumb}_compute_save_reg_mask.
20470 (output_return_instruction): Ditto.
20471 (thumb_unexpanded_epilogue): Ditto.
20472 (thumb1_expand_prologue): Ditto.
20473 (thumb1_output_function_prologue): Ditto.
20474 (arm_set_return_address): Ditto.
20475 (thumb_set_return_address): Ditto.
20476 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20477 regs to achieve stack alignment.
20478 (thumb1_compute_save_reg_mask): Fix compiler warning.
20479 (arm_output_epilogue): Use offsets->saved_regs_mask.
20480 Adjust stack pointer by poping call clobered registers.
20481 (arm_expand_prologue): Use offsets->saved_regs_mask.
20482 Adjust stack pointer by pushing extra registers.
20483 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20485 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20488 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20489 conversion to the operands of a multiplication.
20491 2008-03-12 Richard Guenther <rguenther@suse.de>
20493 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20494 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20495 * timevar.def (TV_TREE_PHIPROP): Add.
20496 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20497 pass description. Use TV_TREE_PHIPROP.
20498 * tree-ssa-forwprop.c: Remove phiprop code.
20500 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20502 PR middle-end/35549
20503 * omp-low.c (maybe_lookup_decl): Constify first argument.
20504 (use_pointer_for_field): Change last argument from bool to
20505 omp_context *. Disallow shared copy-in/out in nested
20506 parallel if decl is shared in outer parallel too.
20507 (build_outer_var_ref, scan_sharing_clauses,
20508 lower_rec_input_clauses, lower_copyprivate_clauses,
20509 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20511 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20512 Ira Rosen <irar@il.ibm.com>
20514 * tree-vectorizer.c (free_stmt_vec_info): New function.
20515 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20516 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20517 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20518 * tree-vect-transform.c (vectorizable_conversion): Free
20519 vec_oprnds0 if it was allocated.
20520 (vect_permute_store_chain): Remove unused VECs.
20521 (vectorizable_store): Free VECs that are allocated in the..
20523 (vect_transform_strided_load, vectorizable_load): Likewise.
20524 (vect_remove_stores): Simplify the code.
20525 (vect_transform_loop): Move code to vect_remove_stores().
20526 Call vect_remove_stores() and free_stmt_vec_info().
20528 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20530 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20531 TARGET_HPUX. Revise comment.
20532 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20533 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20534 Use sr4 variant of `be' instruction when not generating PIC code.
20535 (attr_length_call): Adjust for above change.
20537 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20539 * ipa-reference.c (static_execute): Remove module_statics_const and
20540 associated setting code.
20542 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20545 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20546 predicate for operand 1.
20547 (paritysi2_cmp): Use register_operand predicate for operand 2.
20548 Use earlyclobber modifier for operand 1. Remove support for
20550 (paritydi2_cmp): Use register_operand predicate for operand 3.
20551 Use earlyclobber modifier for operand 1. Remove support for
20554 2008-03-11 Paul Brook <paul@codesourcery.com>
20555 Vladimir Prus <vladimir@codesourcery.com>
20557 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20558 (arm_compute_save_reg0_reg12_mask): Always
20559 check if register 11 must be saved. Always safe hard frame pointer
20560 when frame_pointer_needeed.
20561 (arm_compute_save_reg_mask): Save IP and PC
20562 only with apcs frames.
20563 (arm_output_epilogue): Adjust Thumb2 codepath to
20564 be also invoked and work for ARM non-apcs frames.
20565 (arm_expand_prologue): Don't bother saving IP
20566 for non-apcs frame, since it's not clobbered by
20567 prologue code. Implement non-apcs frame
20570 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20572 PR rtl-optimization/35281
20573 * expr.c (convert_move): Use a new pseudo for the intermediate
20574 from_mode->word_mode result.
20576 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20578 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20579 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20580 * toplev.c (compile_file): Don't call it.
20582 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20584 PR middle-end/35526
20585 * expr.c (store_expr): Call emit_block_move if the mode
20586 of "temp" RTX is BLKmode.
20588 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20589 Richard Guenther <rguenther@suse.de>
20591 PR tree-optimization/31358
20592 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20593 the step with a NULL_TREE.
20594 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20595 to sizetype if type is a pointer type.
20596 (add_candidate_1): Don't convert the base and step to
20597 the generic type if the orginal type is a pointer type.
20598 (add_iv_value_candidates): Use sizetype for the step
20599 if type is a pointer type.
20600 (cand_value_at): Likewise.
20601 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20603 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20604 Don't convert the tem affine to the type.
20605 (add_elt_to_tree): Use sizetype for the step if a pointer.
20606 Use POINTER_PLUS_EXPR for pointers.
20607 (aff_combination_to_tree): Use sizetype for the step if a
20610 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20612 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20613 Remove commutativity hint.
20615 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20619 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20620 errorneous type. Check that v is a VAR_DECL.
20622 PR middle-end/35099
20623 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20625 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20627 PR tree-optimization/35494
20628 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20629 may be overriden at link and run time.
20631 2008-03-10 Richard Guenther <rguenther@suse.de>
20633 PR tree-optimization/34677
20634 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20635 (poolify_tree): Likewise.
20636 (modify_expr_template): Likewise.
20637 (poolify_modify_stmt): Likewise.
20638 (insert_fake_stores): Handle all component-ref style stores
20639 in addition to INDIRECT_REF. Also handle complex types.
20640 Do not poolify the inserted load.
20641 (realify_fake_stores): Do not rebuild the tree but only
20642 make it a SSA_NAME copy.
20643 (init_pre): Remove initialzation of modify_expr_template.
20644 Do not allocate modify_expr_node_pool.
20645 (fini_pre): Do not free modify_expr_node_pool.
20647 2008-03-10 Paul Brook <paul@codesourcery.com>
20649 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20650 to avoid conflicts.
20652 2008-03-10 Paul Brook <paul@codesourcery.com>
20653 Mark Shinwell <shinwell@codesourcery.com>
20655 * config/arm/cortex-r4.md: New.
20656 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20658 * config/arm/arm.md: Include cortex-r4.md.
20659 (insn): Add smmls, sdiv and udiv values.
20660 (generic_sched): Don't use generic scheduling for Cortex-R4.
20661 (arm_issue_rate): New function.
20662 (TARGET_SCHED_ISSUE_RATE): Define.
20664 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20666 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20668 2008-03-10 Richard Guenther <rguenther@suse.de>
20670 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20671 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20673 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20675 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20676 Set default to true.
20678 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20680 * c.opt (Wsynth): Deprecate.
20681 * doc/invoke.texi (Option Summary, Warning Options): Document
20682 -Wno-format-contains-nul.
20684 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20687 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20688 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20690 2008-03-09 Ira Rosen <irar@il.ibm.com>
20692 * config/rs6000/rs6000.c (builtin_description): Rename vector
20693 left shift operations.
20694 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20695 (altivec_vsl<VI_char>): Rename to ...
20696 (ashl<mode>3): ... new name.
20697 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20699 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20701 2008-03-08 Richard Guenther <rguenther@suse.de>
20703 * coverage.h (tree_coverage_counter_addr): Declare.
20704 * coverage.c (tree_coverage_counter_addr): New function.
20705 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20706 before using again.
20707 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20708 (tree_gen_one_value_profiler): Likewise.
20709 (tree_gen_ic_profiler): Likewise.
20710 (tree_gen_average_profiler): Likewise.
20711 (tree_gen_ior_profiler): Likewise.
20713 2008-03-08 Richard Guenther <rguenther@suse.de>
20715 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20716 (vn_binary_op_insert): Likewise.
20717 (vn_unary_op_lookup): Likewise.
20718 (vn_unary_op_insert): Likewise.
20719 (vn_nary_op_lookup): Declare.
20720 (vn_nary_op_insert): Likewise.
20721 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20722 and binary hashes, use a single obstack for unary_op_pool
20723 and binary_op_pool.
20724 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20725 a single struct vn_nary_op_s. Store tree code length and
20726 a variable number of operands.
20727 (struct vn_reference_op_struct): Remove unused op2.
20728 (vn_reference_op_eq): Do not compare op2.
20729 (vn_reference_op_compute_hash): Do not compute hash of op2.
20730 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20731 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20732 with vn_nary_op_compute_hash.
20733 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20734 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20736 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20738 (visit_unary_op): Call nary functions.
20739 (visit_binary_op): Likewise.
20740 (process_scc): Adjust for struct vn_tables_s changes.
20741 (allocate_vn_table): Likewise.
20742 (free_vn_table): Likewise.
20743 * tree-vn.c (vn_add): Call nary functions.
20744 (vn_lookup): Likewise.
20746 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20749 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20750 wdst back after sync_compare_and_swapqhi_internal.
20752 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20755 * config/i386/i386-modes.def (V1DI): New vector mode.
20756 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20757 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20758 (MMXMODE248): Ditto.
20759 (MMXMODE): Add V1DI mode.
20760 (mmxvecsize): Change DI mode to V1DI mode.
20761 ("mov<mode>): Use MMXMODEI8 mode iterator.
20762 ("*mov<mode>_internal_rex64"): Ditto.
20763 ("*mov<mode>_internal"): Ditto.
20764 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20765 ("mmx_sub<mode>3"): Ditto.
20766 ("mmx_adddi3"): Remove insn pattern.
20767 ("mmx_subdi3"): Ditto.
20768 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20769 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20770 ("mmx_ashl<mode>3"): Ditto.
20771 ("mmx_lshrdi3"): Remove insn pattern.
20772 ("mmx_ashldi3"): Ditto.
20773 * config/i386/i386.c (classify_argument): Handle V1DImode.
20774 (function_arg_advance_32): Ditto.
20775 (function_arg_32): Ditto.
20776 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20777 mmx_addv1di3 insn pattern.
20778 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20779 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20780 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20781 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20782 Remove definitions of built-in functions.
20783 (V1DI_type_node): New node.
20784 (v1di_ftype_v1di_int): Ditto.
20785 (v1di_ftype_v1di_v1di): Ditto.
20786 (v2si_ftype_v2si_si): Ditto.
20787 (v4hi_ftype_v4hi_di): Remove node.
20788 (v2si_ftype_v2si_di): Ditto.
20789 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20790 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20791 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20792 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20793 Add new builtins using def_builtin_const.
20794 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20795 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20796 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20797 * config/i386/mmintrin.h (__v1di): New typedef.
20798 (_mm_add_si64): Cast arguments to __v1di type.
20799 (_mm_sub_si64): Ditto.
20800 (_mm_sll_pi16): Cast __count to __v4hi type.
20801 (_mm_sll_pi32): Cast __count to __v2si type.
20802 (_mm_sll_si64): Cast arguments to __v1di type.
20803 (_mm_srl_pi16): Cast __count to __v4hi type.
20804 (_mm_srl_pi32): Cast __count to __v2si type.
20805 (_mm_srl_si64): Cast arguments to __v1di type.
20806 (_mm_sra_pi16): Cast __count to __v4hi type.
20807 (_mm_sra_pi32): Cast __count to __v2si type.
20808 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20809 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20810 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20811 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20812 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20813 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20814 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20815 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20816 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20817 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20818 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20819 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20821 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20823 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20825 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20828 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20829 reg+const addressing for Altivec modes. Don't generate reg+reg
20830 addressing for TFmode or TDmode quantities.
20832 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20834 * c-common.c (vector_types_convertible_p): Call langhook
20835 instead of comptypes.
20837 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20840 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20841 integral and scalar float variables which have a
20844 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20846 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20847 dwarf_register_span hook when emitting unwind information for
20848 register-to-memory saves.
20849 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20850 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20852 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20854 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20855 for the same VAR_DECL.
20857 2008-03-06 Tom Tromey <tromey@redhat.com>
20859 * treelang: Delete.
20860 * doc/standards.texi (Standards): Don't mention treelang.
20861 * doc/invoke.texi (Overall Options): Don't mention treelang.
20862 * doc/install.texi (Prerequisites): Don't mention bison or
20864 (Configuration): Don't mention treelang.
20865 (Building): Likewise.
20866 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20868 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20870 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20871 word-extractions out of a multi-word object.
20873 2008-03-06 Richard Guenther <rguenther@suse.de>
20875 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20876 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20877 result type and precision.
20878 * expr.c (get_inner_reference): Set unsignedp based on the result
20879 type of BIT_FIELD_REF.
20880 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20881 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20882 (try_instantiate_multiple_fields): Likewise. Use the correct type
20884 (sra_build_assignment): Likewise.
20885 (sra_build_elt_assignment): Likewise.
20886 (sra_explode_bitfield_assignment): Likewise.
20887 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20888 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20889 set BIT_FIELD_REF_UNSIGNED.
20890 (vectorizable_load): Likewise.
20892 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20894 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20897 2008-03-06 Richard Guenther <rguenther@suse.de>
20899 * alias.c (struct alias_set_entry): Move has_zero_child field
20900 to pack with alias_set.
20902 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20904 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20907 2008-03-05 Ian Lance Taylor <iant@google.com>
20909 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20911 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20913 * fwprop.c (update_df): Support width and offset parameters of
20915 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20916 global_conflicts): Change DF_REF_EXTRACT to either
20917 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20918 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20919 * df-scan.c (df_ref_record, df_defs_record,
20920 df_ref_create_structure, df_def_record_1, df_uses_record,
20921 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20922 df_bb_refs_collect, df_entry_block_defs_collect,
20923 df_exit_block_uses_collect): Support new width and offset fields.
20924 (ref_extract_pool): New storage pool.
20925 (df_free_ref): New function.
20926 (df_reg_chain_unlink, df_free_collection_rec,
20927 df_sort_and_compress_refs): Call df_free_ref.
20928 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20930 (df_ref_create_structure): Allocate df_ref_extract if offset and
20931 width fields are used.
20932 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20933 (df_uses_record): Get offset and width from ZERO_EXTRACT
20935 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20936 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20937 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20938 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20939 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20940 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20941 (df_ref_extract): New structure.
20942 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20943 (df_ref_create): Add width and offset parameters.
20945 2008-03-05 Richard Guenther <rguenther@suse.de>
20947 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20948 Use ranges_overlap_p.
20949 (offset_overlaps_with_access): Rename
20950 to ranges_overlap_p and move ...
20951 * tree-flow-inline.h (ranges_overlap_p): ... here.
20953 * tree.h (get_inner_reference, handled_component_p): Update
20956 * tree.h (record_component_aliases, get_alias_set,
20957 alias_sets_conflict_p, alias_sets_must_conflict_p,
20958 objects_must_conflict_p): Move declarations ...
20959 * alias.h (record_component_aliases, get_alias_set,
20960 alias_sets_conflict_p, alias_sets_must_conflict_p,
20961 objects_must_conflict_p): ... here.
20962 Include coretypes.h.
20963 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20965 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20967 * cfg.c: Include tree-flow.h.
20968 (remove_edge_raw): Call redirect_edge_var_map_clear.
20969 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20970 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20971 (redirect_edge_var_map_result): New.
20972 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20973 PENDING_STMT use with redirect_edge_var_map_*.
20974 * tree-ssa.c (edge_var_maps): New definition.
20975 (redirect_edge_var_map_add): New.
20976 (redirect_edge_var_map_clear): New.
20977 (redirect_edge_var_map_dup): New.
20978 (redirect_edge_var_map_vector): New.
20979 (redirect_edge_var_map_destroy): New.
20980 (ssa_redirect_edge): Replace PENDING_STMT use with
20981 redirect_edge_var_map_*.
20982 (flush_pending_stmts): Same.
20983 (delete_tree_ssa): Destroy edge var map.
20984 * tree-flow.h (struct _edge_var_map): New.
20985 Define edge_var_map vector type.
20986 Declare redirect_edge_var_map_* prototypes.
20987 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20988 * tree-cfg.c (reinstall_phi_args): Replace
20989 PENDING_STMT use with redirect_edge_var_map_*.
20991 2008-03-05 Richard Guenther <rguenther@suse.de>
20993 PR tree-optimization/35472
20994 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20995 whose single use_stmt has a overlapping set of loaded and
20996 stored symbols as that use_stmt might be a noop assignment then.
20998 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21000 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21002 2008-03-05 Richard Guenther <rguenther@suse.de>
21005 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21006 should be constants.
21007 * tree-cfg.c (verify_expr): Verify it.
21008 * fold-const.c (fold_truthop): Remove code generating
21009 BIT_FIELD_REFs of structure bases.
21010 (fold_binary): Likewise.
21011 (fold_ternary): Position and size of BIT_FIELD_REFs are
21012 always host integers.
21013 (make_bit_field_ref): Remove.
21014 (optimize_bit_field_compare): Remove.
21015 (all_ones_mask_p): Remove.
21017 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21020 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21021 (split_block_and_df_analyze): New. Split basic block and rebuild
21023 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21025 (split_pattern_seq): Likewise.
21026 (erase_matching_seqs): Likewise.
21027 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21029 2008-03-04 Geoff Keating <geoffk@apple.com>
21031 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21032 declaration and code.
21033 (tree_invalid_nonnegative_warnv_p): Likewise.
21035 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21037 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21038 examples. Truncate option-names then causing overfull hbox.
21040 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21043 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21045 * configure: Rebuilt.
21047 2008-03-04 Rafael EspÃndola <espindola@google.com>
21049 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21050 (tree_unary_nonnegative_warnv_p): New.
21051 (tree_binary_nonnegative_warnv_p): New.
21052 (tree_single_nonnegative_warnv_p): New.
21053 (tree_invalid_nonnegative_warnv_p): New.
21054 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21056 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21059 * opts.c (handle_option): Postpone 'unknown option' errors only for
21062 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21065 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21068 2008-03-04 Rafael EspÃndola <espindola@google.com>
21070 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21071 (tree_binary_nonzero_warnv_p): New.
21072 (tree_single_nonzero_warnv_p): New.
21073 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21075 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21077 PR middle-end/35456
21078 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21079 transformations for modes that have signed zeros.
21080 * ifcvt.c (noce_try_abs): Ditto.
21082 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21084 * config/i386/i386.c (override_options): Force
21085 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21087 2008-03-04 Jan Hubicka <jh@suse.cz>
21090 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21093 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21095 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21096 label to probe the stack.
21098 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21100 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21101 (__gthr_win32_mutex_destroy): Declare.
21102 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21103 __gthr_win32_mutex_destroy.
21104 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21106 2008-03-03 Jan Hubicka <jh@suse.cz>
21109 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21110 aggressive on inlining cold calls.
21112 2008-03-03 Richard Guenther <rguenther@suse.de>
21114 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21115 struct copies into the expression table.
21116 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21117 (try_to_simplify): Likewise.
21118 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21119 integral and pointer arguments which do not change the
21120 precision to NOP_EXPRs.
21121 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21122 VIEW_CONVERT_EXPR case.
21124 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21126 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21127 defined in a loop at depth 0 is invariant.
21128 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21129 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21130 be called at loop depth 0.
21132 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21135 * gcc.c (process_command): Update copyright notice dates.
21136 * gcov.c (print_version): Likewise.
21137 * gcov-dump.c (print_version): Likewise.
21138 * mips-tfile.c (main): Likewise.
21139 * mips-tdump.c (main): Likewise.
21141 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21144 * c-common.c (flag_permissive): Delete.
21145 (constant_expression_warnings): Check flags first.
21146 (constant_expression_error): New.
21147 * c-common.h (flag_permissive): Delete.
21148 (constant_expression_error): Declare.
21149 * flags.h (flag_permissive): Declare. Update description.
21150 * diagnostic.c (pedwarn): Update.
21152 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21153 (permissive_error_kind): New.
21154 * toplev.c (flag_permissive): Define. Update description.
21155 * toplev.h (permissive_error_kind): Declare.
21156 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21157 (pedwarn_c90): Use pedantic_warning_kind.
21158 * c-opts.c (c_common_post_options): flag_permissive does not affect
21159 flag_pedantic_errors.
21161 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21163 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21164 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21165 __absvsi2, __absvDI2): Use unsigned arithmetic.
21167 2008-03-02 Andi Kleen <ak@suse.de>
21168 Richard Guenther <rguenther@suse.de>
21170 * struct-equiv.c: Remove file.
21171 * cfg_cleanup.c (condjump_equiv_p): Remove.
21172 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21173 (struct-equiv.o): Remove rule.
21174 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21175 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21176 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21178 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21180 * ifcvt.c (noce_process_if_block): Try to handle only the then
21181 block if the else block exists but isn't suitable.
21183 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21186 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21187 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21188 regression from previous patch.
21190 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21193 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21195 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21196 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21197 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21198 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21199 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21200 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21201 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21202 (__gthread_mutex_destroy_function): Rename to
21203 __gthread_mutex_destroy.
21204 * gthr-dce.h (__gthread_mutex_destroy): Call
21205 pthread_mutex_destroy.
21206 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21207 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21208 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21210 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21212 * df-scan.c (df_ref_chain_change_bb): Simplify.
21213 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21214 set_block_for_insn if there's any change.
21215 * df.h ((df_insn_change_bb): Fix prototype.
21216 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21217 df_insn_change_bb, don't call set_block_for_insn.
21218 * emit-rtl.c (reorder_insns): Likewise.
21219 * haifa-sched.c (move_insn): Likewise.
21221 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21223 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21225 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21227 * tree-flow-inline.h (next_readonly_imm_use): Return
21228 NULL_USE_OPERAND_P after the end.
21230 2008-03-01 Richard Guenther <rguenther@suse.de>
21232 PR tree-optimization/35411
21233 * tree-sra.c (sra_build_assignment): Split conversion to
21234 final type to a separate statement if we are not assigning
21237 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21239 * fold-const.c (fold_convertible_p): Correct the logic to follow
21240 that in fold_convert().
21242 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21245 * tree-inline.c (build_duplicate_type): When we make a
21246 duplicate type, make it unique in the canonical types system.
21248 2008-02-29 Tom Tromey <tromey@redhat.com>
21250 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21251 input_file_stack_history, input_file_stack_restored): Remove.
21252 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21253 * input.h (struct file_stack): Remove.
21254 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21255 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21257 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21259 (diagnostic_last_module_changed): Add 'map' argument.
21260 (diagnostic_set_last_function): Likewise.
21261 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21262 line map, not input_file_stack.
21263 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21265 2008-02-29 Paul Brook <paul@codesourcery.com>
21267 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21269 2008-02-29 Paul Brook <paul@codesourcery.com>
21271 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21273 2008-02-29 Richard Guenther <rguenther@suse.de>
21275 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21277 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21278 value for comparing for a store match.
21279 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21280 (try_to_simplify): Do not do a full-blown reference lookup.
21282 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21284 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21285 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21287 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21289 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21291 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21292 strides against cache sizes.
21294 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21296 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21299 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21301 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21302 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21303 is smaller than the original promoted value.
21304 (simplify_subreg): If OP is a SUBREG, try to preserve its
21305 SUBREG_PROMOTED_VAR_P information.
21307 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21309 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21310 (VN_INFO_GET): Allocate new objects on the obstack.
21311 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21312 for rpo_numbers_temp, for consistency.
21313 (free_scc_vn): Free the obstack.
21315 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21317 * doc/invoke.texi: Document -ftree-loop-distribution.
21318 * tree-loop-distribution.c: New.
21319 * tree-pass.h (pass_loop_distribution): New.
21320 * graphds.h (struct graph): Add htab_t indices.
21321 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21322 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21323 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21324 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21325 * tree-data-ref.c (debug_data_dependence_relations): New.
21326 (dump_data_dependence_relation): Also print data references.
21327 (free_data_ref): Extern.
21328 (same_access_functions): Moved...
21329 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21330 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21331 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21332 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21333 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21334 (stmts_from_loop): Skip LABEL_EXPR.
21335 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21337 (build_rdg): Initialize rdg->indices htab.
21338 (free_rdg, stores_from_loop, ref_base_address,
21339 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21340 have_similar_memory_accesses_1, ref_base_address_1,
21341 remove_similar_memory_refs): New.
21342 * tree-data-ref.h: Depend on tree-chrec.h.
21343 (debug_data_dependence_relations, free_data_ref): Declared.
21344 (same_access_functions): ... here.
21345 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21347 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21348 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21349 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21350 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21351 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21352 rdg_vertex_for_stmt): Declared.
21353 (struct rdg_edge): Add level.
21355 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21356 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21358 (rdg_has_similar_memory_accesses): New.
21359 * tree-vect-analyze.c: Remove unused static decls.
21360 * lambda.h (dependence_level): New.
21361 * common.opt (ftree-loop-distribution): New.
21362 * tree-flow.h (mark_virtual_ops_in_bb,
21363 slpeel_tree_duplicate_loop_to_edge_cfg,
21364 rename_variables_in_loop): Declared.
21365 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21366 (OBJS-common): Add tree-loop-distribution.o.
21367 (tree-loop-distribution.o): New rule.
21368 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21369 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21370 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21372 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21375 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21376 other than structures and unions.
21378 2008-02-28 Richard Guenther <rguenther@suse.de>
21381 2008-02-26 Richard Guenther <rguenther@suse.de>
21383 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21384 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21385 (lookup_decl_from_uid): Declare.
21386 (remove_decl_from_map): Likewise.
21387 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21388 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21389 (decl_for_uid_map): New global hashtable mapping DECL_UID
21391 (init_ttree): Allocate it.
21392 (insert_decl_to_uid_decl_map): New helper function.
21393 (make_node_stat): Insert new decls into the map.
21394 (copy_node_stat): Likewise.
21395 (lookup_decl_from_uid): New function.
21396 (remove_decl_from_map): Likewise.
21397 (print_decl_for_uid_map_statistics): New helper.
21398 (dump_tree_statistics): Call it.
21400 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21401 (referenced_var_iterator): Adjust.
21402 (FOR_EACH_REFERENCED_VAR): Adjust.
21403 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21404 (num_referenced_vars): Adjust.
21405 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21406 (first_referenced_var): Remove.
21407 (end_referenced_vars_p): Likewise.
21408 (next_referenced_var): Likewise.
21409 (referenced_var_iterator_set): New helper function.
21410 * tree-dfa.c (referenced_var_lookup): Adjust.
21411 (referenced_var_check_and_insert): Likewise.
21412 (remove_referenced_var): Likewise.
21413 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21414 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21415 (verify_call_clobbering): Likewise.
21416 (verify_memory_partitions): Likewise.
21417 (init_tree_ssa): Allocate bitmap instead of hashtable for
21419 (delete_tree_ssa): Adjust.
21420 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21421 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21422 (compute_tag_properties): Likewise.
21423 (set_initial_properties): Likewise.
21424 (find_partition_for): Likewise.
21425 (update_reference_counts): Likewise.
21426 (dump_may_aliases_for): Likewise.
21427 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21428 (add_call_clobber_ops): Likewise.
21429 (add_call_read_ops): Likewise.
21430 (get_asm_expr_operands): Likewise.
21431 * tree-into-ssa.c (dump_decl_set): Likewise.
21432 (update_ssa): Likewise.
21433 * tree-sra.c (scan_function): Likewise.
21434 (decide_instantiations): Likewise.
21435 (scalarize_parms): Likewise.
21436 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21437 (dsa_named_for): Likewise.
21438 * tree-ssa-structalias.c (update_alias_info): Likewise.
21439 (merge_smts_into): Likewise.
21441 2008-02-27 David Daney <ddaney@avtrex.com>
21444 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21445 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21446 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21447 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21448 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21450 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21453 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21454 (BUILT_IN_NEXTTOWARD): Remove.
21455 (BUILT_IN_NEXTTOWARDF): Ditto.
21456 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21457 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21459 2008-02-27 Tom Tromey <tromey@redhat.com>
21461 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21462 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21464 2008-02-27 Jan Beulich <jbeulich@novell.com>
21466 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21467 update the respective field on newdecl.
21469 2008-02-27 Revital Eres <eres@il.ibm.com>
21471 PR rtl-optimization/34999
21472 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21473 crossing edges that ends with a call insn.
21474 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21475 call insn and clear the EDGE_CROSSING flag of the crossing edge
21476 when fixing fallthru edges.
21478 2008-02-27 Richard Guenther <rguenther@suse.de>
21480 PR middle-end/35390
21481 * fold-const.c (fold_unary): Return the correct argument,
21482 converted to the result type.
21484 2008-02-27 Richard Guenther <rguenther@suse.de>
21486 PR middle-end/34971
21487 * expr.c (expand_expr_real_1): Assert on rotates that operate
21489 * fold-const.c (fold_binary): Use the types precision, not the
21490 bitsize of the mode if folding rotate expressions. Build rotates
21491 only for full modes.
21493 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21495 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21496 and CPP_PRAGMA_EOL.
21497 * c-pragma.c (pragma_ns_name): New typedef.
21498 (registered_pp_pragmas): New variable.
21499 (c_pp_lookup_pragma): New function.
21500 (c_register_pragma_1): If flag_preprocess_only, do nothing
21501 for non-expanded pragmas, for expanded ones push pragma's
21502 namespace and name into registered_pp_pragmas vector.
21503 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21504 flag_preprocess_only, don't register GCC pch_preprocess
21505 pragma if flag_preprocess_only.
21506 * c-opts.c (c_common_init): Call init_pragma even if
21507 flag_preprocess_only.
21508 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21509 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21510 cpp_register_pragma if flag_preprocess_only.
21512 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21515 * c-parser.c (c_parser_translation_unit): Warn for empty
21516 translation unit, not empty source file.
21518 2008-02-26 Paul Brook <paul@codesourcery.com>
21520 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21521 operand for Thumb-2.
21522 * config/arm/arm.h (reg_class): Add CORE_REGS.
21523 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21524 (BASE_REG_CLASS): Use CORE_REGS.
21525 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21526 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21527 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21528 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21529 ARM_REGNO_OK_FOR_INDEX_P.
21530 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21531 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21532 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21533 (ldm/stm peepholes): Ditto.
21534 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21535 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21536 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21537 * config/arm/constraints.md: Enable "k" constraint on ARM.
21539 2008-02-27 Ben Elliston <bje@au.ibm.com>
21541 * config/rs6000/rs6000.c: Annotate cache line size field in all
21542 instances of struct processor_costs.
21544 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21546 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21547 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21548 jump_bypass): New counters.
21549 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21550 * dce.c (gate_ud_dce): Same.
21551 (gate_fast_dce): Same.
21552 * dse.c (gate_dse1): New function.
21553 (gate_dse2): New function.
21554 (gate_dse): Merge results of new gate functions.
21555 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21556 (gate_handle_jump_bypass): Add dbg_cnt.
21557 (gate_handle_gcse): Add dbg_cnt.
21558 * ifcvt.c (gate_handle_if_conversion): Same.
21559 (gate_handle_if_after_combine): Same.
21560 (gate_handle_if_after_reload): Same.
21561 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21563 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21565 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21567 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21569 2008-02-26 Jason Merrill <jason@redhat.com>
21572 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21573 alone if it's the naming decl for the type's main variant.
21575 2008-02-26 Tom Tromey <tromey@redhat.com>
21577 * system.h (USE_MAPPED_LOCATION): Poison.
21578 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21579 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21580 (make_goto_expr_edges): Likewise.
21581 (remove_bb): Likewise.
21582 (execute_warn_function_return): Likewise.
21583 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21585 * c-common.c (fname_decl): Remove old location code.
21586 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21588 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21590 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21591 (gen_rtx_ASM_INPUT): Likewise.
21592 (gen_rtx_ASM_INPUT_loc): Likewise.
21593 (get_rtx_asm_OPERANDS): Remove.
21594 * cfglayout.c (insn_locators_alloc): Remove old location code.
21595 (set_curr_insn_source_location): Likewise.
21596 (curr_insn_locator): Likewise.
21597 * print-tree.c (print_node): Remove old location code.
21598 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21599 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21600 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21601 location_from_locus.
21602 (construct_exit_block): Remove old location code.
21603 * emit-rtl.c (force_next_line_note): Remove old location code.
21604 * profile.c (branch_prob): Remove old location code.
21605 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21606 LOC_LINE): Remove old-location variants.
21607 * langhooks.c (lhd_print_error_function): Remove old location
21609 * configure, config.in: Rebuilt.
21610 * configure.ac (--enable-mapped-location): Remove.
21611 * c-decl.c (c_init_decl_processing): Remove old location code.
21612 (finish_function): Likewise.
21613 * recog.c (decode_asm_operands): Remove old location code.
21614 * c-pch.c (c_common_read_pch): Remove old location code.
21615 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21617 * gimple-low.c (lower_function_body): Remove old location code.
21618 * toplev.c (unknown_location): Remove.
21619 (push_srcloc): Remove old-location variant.
21620 (process_options): Remove old location code.
21621 (lang_dependent_init): Likewise.
21622 * input.h (UNKNOWN_LOCATION): Move definition.
21623 (location_t): Undeprecate.
21624 (source_locus): Remove.
21625 (location_from_locus): Remove.
21626 (struct location_s): Remove.
21627 Remove all old-location code.
21628 (input_line, input_filename): Remove.
21629 * final.c (final_scan_insn): Remove old location code.
21630 * diagnostic.c (diagnostic_build_prefix): Remove
21631 USE_MAPPED_LOCATION test.
21632 * tree.h (gimple_stmt) <locus>: Now a location_t.
21633 (tree_exp) <locus>: Likewise.
21634 (DECL_IS_BUILTIN): Remove old-location variant.
21635 (annotate_with_file_line, annotate_with_locus): Likewise.
21636 (expr_locus, set_expr_locus): Update.
21637 * tree.c (build1_stat): Remove old location code.
21638 (last_annotated_node): Remove.
21639 (annotate_with_file_line): Remove old-location variant.
21640 (annotate_with_locus): Likewise.
21641 (expr_location): Remove old location code.
21642 (set_expr_location): Likewise.
21643 (expr_has_location): Likewise.
21644 (expr_locus): Likewise.
21645 (set_expr_locus): Likewise.
21646 (expr_filename): Don't use location_from_locus.
21647 (expr_lineno): Likewise.
21648 * rtl-error.c (location_for_asm): Remove old location code.
21649 * c-lex.c (cb_line_change): Remove old location code.
21650 (fe_file_change): Likewise.
21651 (cb_def_pragma): Likewise.
21652 (c_lex_with_flags): Likewise.
21653 * gengtype.c (do_typedef): Don't special-case location types.
21654 (define_location_structures): Remove.
21655 (main): Don't call define_location_structures.
21656 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21659 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21662 * builtins.def (BUILT_IN_STDARG_START): Remove.
21663 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21664 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21665 * tree-inline.c (inline_forbidden_p_1): Likewise.
21667 2008-02-26 Richard Guenther <rguenther@suse.de>
21669 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21670 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21671 (lookup_decl_from_uid): Declare.
21672 (remove_decl_from_map): Likewise.
21673 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21674 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21675 (decl_for_uid_map): New global hashtable mapping DECL_UID
21677 (init_ttree): Allocate it.
21678 (insert_decl_to_uid_decl_map): New helper function.
21679 (make_node_stat): Insert new decls into the map.
21680 (copy_node_stat): Likewise.
21681 (lookup_decl_from_uid): New function.
21682 (remove_decl_from_map): Likewise.
21683 (print_decl_for_uid_map_statistics): New helper.
21684 (dump_tree_statistics): Call it.
21686 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21687 (referenced_var_iterator): Adjust.
21688 (FOR_EACH_REFERENCED_VAR): Adjust.
21689 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21690 (num_referenced_vars): Adjust.
21691 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21692 (first_referenced_var): Remove.
21693 (end_referenced_vars_p): Likewise.
21694 (next_referenced_var): Likewise.
21695 (referenced_var_iterator_set): New helper function.
21696 * tree-dfa.c (referenced_var_lookup): Adjust.
21697 (referenced_var_check_and_insert): Likewise.
21698 (remove_referenced_var): Likewise.
21699 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21700 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21701 (verify_call_clobbering): Likewise.
21702 (verify_memory_partitions): Likewise.
21703 (init_tree_ssa): Allocate bitmap instead of hashtable for
21705 (delete_tree_ssa): Adjust.
21706 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21707 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21708 (compute_tag_properties): Likewise.
21709 (set_initial_properties): Likewise.
21710 (find_partition_for): Likewise.
21711 (update_reference_counts): Likewise.
21712 (dump_may_aliases_for): Likewise.
21713 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21714 (add_call_clobber_ops): Likewise.
21715 (add_call_read_ops): Likewise.
21716 (get_asm_expr_operands): Likewise.
21717 * tree-into-ssa.c (dump_decl_set): Likewise.
21718 (update_ssa): Likewise.
21719 * tree-sra.c (scan_function): Likewise.
21720 (decide_instantiations): Likewise.
21721 (scalarize_parms): Likewise.
21722 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21723 (dsa_named_for): Likewise.
21724 * tree-ssa-structalias.c (update_alias_info): Likewise.
21725 (merge_smts_into): Likewise.
21727 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21730 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21731 * c-opts.c (c_common_handle_option): Wall enables
21732 Wvolatile-register-var.
21733 * common.opt: Move Wvolatile-register-var to...
21736 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21738 * common.opt (Wlarger-than=): New.
21739 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21741 * opts.c (common_handle_option): Handle -Wlarger-than=.
21742 * optc-gen.awk: Likewise.
21743 * opth-gen.awk: Likewise.
21744 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21745 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21747 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21749 * c-common.c (match_case_to_enum_1): Add appropriate
21750 OPT_W* parameter to warning.
21751 (c_do_switch_warnings): Likewise.
21752 * c-typeck.c (warning_init): Add one more parameter following
21753 'warning' function.
21754 (push_init_level): Update call to warning_init.
21755 (pop_init_level): Likewise.
21756 (add_pending_init): Likewise.
21757 (output_init_element: Likewise.
21759 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21762 * toplev.c (toplev_main): If there are warnings or error, print
21763 errors for ignored options.
21764 * opts.c (ignored_options): New static variable.
21765 (postpone_unknown_option_error): New.
21766 (print_ignored_options): New.
21767 (handle_option): Postpone errors for unknown -Wno-* options.
21768 * opts.h (print_ignored_options): Declare.
21770 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21772 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21775 2008-02-25 Richard Guenther <rguenther@suse.de>
21778 2008-02-25 Richard Guenther <rguenther@suse.de>
21780 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21781 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21782 (lookup_decl_from_uid): Declare.
21783 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21784 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21785 (decl_for_uid_map): New global hashtable mapping DECL_UID
21787 (init_ttree): Allocate it.
21788 (insert_decl_to_uid_decl_map): New helper function.
21789 (make_node_stat): Insert new decls into the map.
21790 (copy_node_stat): Likewise.
21791 (lookup_decl_from_uid): New function.
21792 (print_decl_for_uid_map_statistics): New helper.
21793 (dump_tree_statistics): Call it.
21795 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21796 (referenced_var_iterator): Adjust.
21797 (FOR_EACH_REFERENCED_VAR): Adjust.
21798 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21799 (num_referenced_vars): Adjust.
21800 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21801 (first_referenced_var): Remove.
21802 (end_referenced_vars_p): Likewise.
21803 (next_referenced_var): Likewise.
21804 (referenced_var_iterator_set): New helper function.
21805 * tree-dfa.c (referenced_var_lookup): Adjust.
21806 (referenced_var_check_and_insert): Likewise.
21807 (remove_referenced_var): Likewise.
21808 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21809 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21810 (verify_call_clobbering): Likewise.
21811 (verify_memory_partitions): Likewise.
21812 (init_tree_ssa): Allocate bitmap instead of hashtable for
21814 (delete_tree_ssa): Adjust.
21815 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21816 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21817 (compute_tag_properties): Likewise.
21818 (set_initial_properties): Likewise.
21819 (find_partition_for): Likewise.
21820 (update_reference_counts): Likewise.
21821 (dump_may_aliases_for): Likewise.
21822 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21823 (add_call_clobber_ops): Likewise.
21824 (add_call_read_ops): Likewise.
21825 (get_asm_expr_operands): Likewise.
21826 * tree-into-ssa.c (dump_decl_set): Likewise.
21827 (update_ssa): Likewise.
21828 * tree-sra.c (scan_function): Likewise.
21829 (decide_instantiations): Likewise.
21830 (scalarize_parms): Likewise.
21831 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21832 (dsa_named_for): Likewise.
21833 * tree-ssa-structalias.c (update_alias_info): Likewise.
21834 (merge_smts_into): Likewise.
21836 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21839 * doc/invoke.texi (-fcx-limited-range): Document new option.
21840 * toplev.c (process_options): Handle -fcx-fortran-rules.
21841 * common.opt: Add documentation for -fcx-fortran-rules.
21843 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21846 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21847 actual behaviour and C99.
21849 2008-02-26 Ben Elliston <bje@au.ibm.com>
21851 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21852 (ASM_CPU_POWER6_SPEC): Likewise.
21853 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21854 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21855 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21857 2008-02-25 Richard Guenther <rguenther@suse.de>
21859 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21860 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21861 (lookup_decl_from_uid): Declare.
21862 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21863 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21864 (decl_for_uid_map): New global hashtable mapping DECL_UID
21866 (init_ttree): Allocate it.
21867 (insert_decl_to_uid_decl_map): New helper function.
21868 (make_node_stat): Insert new decls into the map.
21869 (copy_node_stat): Likewise.
21870 (lookup_decl_from_uid): New function.
21871 (print_decl_for_uid_map_statistics): New helper.
21872 (dump_tree_statistics): Call it.
21874 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21875 (referenced_var_iterator): Adjust.
21876 (FOR_EACH_REFERENCED_VAR): Adjust.
21877 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21878 (num_referenced_vars): Adjust.
21879 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21880 (first_referenced_var): Remove.
21881 (end_referenced_vars_p): Likewise.
21882 (next_referenced_var): Likewise.
21883 (referenced_var_iterator_set): New helper function.
21884 * tree-dfa.c (referenced_var_lookup): Adjust.
21885 (referenced_var_check_and_insert): Likewise.
21886 (remove_referenced_var): Likewise.
21887 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21888 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21889 (verify_call_clobbering): Likewise.
21890 (verify_memory_partitions): Likewise.
21891 (init_tree_ssa): Allocate bitmap instead of hashtable for
21893 (delete_tree_ssa): Adjust.
21894 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21895 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21896 (compute_tag_properties): Likewise.
21897 (set_initial_properties): Likewise.
21898 (find_partition_for): Likewise.
21899 (update_reference_counts): Likewise.
21900 (dump_may_aliases_for): Likewise.
21901 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21902 (add_call_clobber_ops): Likewise.
21903 (add_call_read_ops): Likewise.
21904 (get_asm_expr_operands): Likewise.
21905 * tree-into-ssa.c (dump_decl_set): Likewise.
21906 (update_ssa): Likewise.
21907 * tree-sra.c (scan_function): Likewise.
21908 (decide_instantiations): Likewise.
21909 (scalarize_parms): Likewise.
21910 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21911 (dsa_named_for): Likewise.
21912 * tree-ssa-structalias.c (update_alias_info): Likewise.
21913 (merge_smts_into): Likewise.
21915 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21918 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21919 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21920 * alias.h (nonoverlapping_memrefs_p): Likewise.
21922 2008-02-25 Jan Beulich <jbeulich@novell.com>
21924 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21925 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21926 __emultls_get_address, __emultls_register_common,
21927 __floatundi?f, and _Unwind_GetIPInfo.
21928 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21929 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21930 (gen_regparm_prefix): Likewise.
21931 (i386_nlm_encode_section_info): Sync with
21932 config/i386/winnt.c:i386_pe_encode_section_info().
21933 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21934 i386_nlm_mangle_decl_assembler_name): New.
21935 (netware_override_options): New.
21936 * config/i386/netware.h (netware_override_options): Declare.
21937 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21938 (i386_nlm_mangle_decl_assembler_name): Declare.
21939 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21941 2008-02-25 Ben Elliston <bje@au.ibm.com>
21944 * c-decl.c (grokdeclarator): Remove unused local variables
21945 `typedef_type' and `type_as_written'.
21947 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21948 unused local variable `has_hot_blocks'.
21949 (fix_crossing_conditional_branches): Remove unused local variable
21952 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21954 PR middle-end/19984
21955 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21956 using DEF_C99_BUILTIN.
21957 (BUILT_IN_NANF): Ditto.
21958 (BUILT_IN_NANL): Ditto.
21960 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21961 Revital Eres <eres@il.ibm.com>
21963 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21964 regarding the order of two dependent insns in the same row.
21966 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21968 * stor-layout.c (layout_decl): Do not bump the alignment of a
21969 bit-field to more than byte alignment if it is packed.
21971 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21973 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21976 2008-02-24 Diego Novillo <dnovillo@google.com>
21978 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21981 * tree-vrp.c (vrp_evaluate_conditional): With
21982 -Wtype-limits, emit a warning when comparing against a
21983 constant outside the natural range of OP0's type.
21984 * c.opt (Wtype-limits): Move ...
21985 * common.opt (Wtype-limits): ... here.
21987 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21989 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21990 * config/rs6000/e300c2c3.md: New file.
21991 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21993 (rs6000_override_options): Add e300c2 and e300c3 cases to
21994 processor_target_table. Do not allow usage of Altivec or Spe
21995 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21996 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
21997 * config/rs6000/rs6000.h (processor_type): Add
21998 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
21999 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22000 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22001 and ppce300c3. Include e300c2c3.md.
22003 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22005 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22006 instead of TARGET_STRICT_ALIGN.
22008 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22010 * explow.c (memory_address): Assert that the generated address is
22013 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22016 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22017 * config/darwin-ppc-ldouble-patch.def: New file.
22018 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22019 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22020 SUBTARGET_INIT_BUILTINS if defined.
22021 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22024 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22027 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22028 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22030 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22033 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22034 file" warning condtional on -Winvalid-PCH.
22036 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22038 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22040 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22044 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22045 prevent reload from using MMX registers.
22046 (*mov<mode>_internal): Ditto.
22047 (*movv2sf_internal_rex64): Ditto.
22048 (*movv2sf_internal): Ditto.
22050 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22052 PR documentation/31569
22053 * doc/install.texi2html: Use makeinfo --no-number-sections.
22055 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22057 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22058 ensure that we can address an entire entity > 8 bytes. Don't
22059 generate reg+reg addressing for such data.
22061 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22063 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22064 strings when optimizing for size, unless the target cares about
22067 2008-02-22 Tom Tromey <tromey@redhat.com>
22069 * regclass.c (current_pass): Remove declaration.
22071 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22073 * config/avr/libgcc.S (__RAMPZ__): Define.
22074 (__do_copy_data): Add for devices with 128KB code memory.
22076 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22078 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22080 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22082 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22084 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22087 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22090 * c-typeck.c (build_binary_op): Warn about floating point
22091 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22093 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22096 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22097 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22099 (rs6000_override_options): Set altivec_abi as default, not override,
22100 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22101 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22102 is used; use new member spe_abi.
22103 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22104 spe_abi and altivec_abi.
22106 2008-02-22 Tomas Bily <tbily@suse.cz>
22108 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22110 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22113 * config.build (build_file_translate): Set to `CMD //c' only if
22115 * Makefile.in (build_file_translate): Improve comment.
22117 2008-02-21 Jan Hubicka <jh@suse.cz>
22119 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22120 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22121 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22123 2008-02-21 Michael Matz <matz@suse.de>
22126 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22128 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22130 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22131 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22132 as insn constraint.
22133 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22134 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22135 SSE_VEC_FLOAT_MODE_P as insn constraint.
22136 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22137 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22138 sse4a_movntdf using MODEF mode iterator.
22139 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22140 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22141 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22142 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22143 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22144 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22145 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22147 2008-02-21 Richard Guenther <rguenther@suse.de>
22149 * tree.def (PAREN_EXPR): New tree code.
22150 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22152 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22153 * expr.c (expand_expr_real_1): Likewise.
22154 * tree-inline.c (estimate_num_insns_1): Likewise.
22155 * tree-complex.c (expand_complex_move): Likewise.
22156 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22159 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22162 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22164 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22167 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22169 * config/sh/sh.c (find_barrier): Don't go past
22170 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22172 2008-02-20 DJ Delorie <dj@redhat.com>
22174 * config/h8300/h8300.md (insv): Force source operand to be a register.
22176 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22177 as a jump, not as a plain insn.
22179 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22181 * doc/invoke.texi (Warning Options): Add new option
22182 -Wframe-larger-than=.
22183 (-Wframe-larger-than): Document.
22185 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22186 Add declarations for new option variables.
22188 * final.c (final_start_function): Check the frame size
22189 before emission and issue a Wframe-larger-than warning.
22191 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22192 Add definitions for new option variables.
22193 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22195 * common.opt (Wframe-larger-than=): New option.
22197 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22199 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22200 (<sse>_div<mode>3): Ditto.
22201 (<sse>_vmdiv<mode>3): Ditto.
22202 (<sse>_vmsqrt<mode>2): Ditto.
22203 (*smax<mode>3): Ditto.
22204 (sse5_frcz<mode>2): Ditto.
22205 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22206 as insn constraint.
22208 2008-02-20 Richard Guenther <rguenther@suse.de>
22210 PR middle-end/35265
22211 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22212 be happy with INTEGRAL_TYPE_P.
22214 2008-02-20 Richard Guenther <rguenther@suse.de>
22216 * fold-const.c (split_tree): Associate floatig-point expressions
22217 if flag_associative_math is set.
22219 2008-02-20 Richard Guenther <rguenther@suse.de>
22221 * tree.h (fold_real_zero_addition_p): Declare.
22222 * fold-const.c (fold_real_zero_addition_p): Export.
22223 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22224 floating-point operations with zero and one.
22226 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22228 * doc/install.texi: Correct references to CFLAGS, replacing them
22229 with BOOT_CFLAGS. Document flags used during bootstrap for
22232 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22234 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22235 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22236 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22238 (smin<mode>3): Ditto from similar patterns.
22239 (smax<mode>3): Ditto.
22240 (*ieee_smin<mode>3): Ditto.
22241 (*ieee_smax<mode>3): Ditto.
22242 * config/i386/sse.md (sse): New mode attribute.
22243 (mov<mode>): Macroize expander from movv4sf and movv2df using
22244 SSEMODEF2P mode iterator.
22245 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22246 SSE_VEC_FLOAT_MODE_P as insn constraint.
22247 (storent<mode>): Ditto.
22248 (storent<mode>): Macroize expander from storentsf and storentdf using
22249 MODEF mode iterator.
22250 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22251 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22252 (abs<mode>2): Ditto from similar patterns.
22253 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22254 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22255 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22256 (<sse>_vmsqrt<mode>2): Ditto.
22257 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22258 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22259 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22260 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22261 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22262 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22263 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22265 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22266 iterator and SSE_FLOAT_MODE_P as insn constraint.
22267 (<sse>_ucomi): Ditto from similar patterns.
22268 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22269 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22270 SSE_VEC_FLOAT_MODE_P as insn constraint.
22271 (vcond<mode>): Ditto from similar patterns.
22272 (and<mode>3, *and<mode>3): Ditto.
22273 (<sse>_nand<mode>3): Ditto.
22274 (ior<mode>3, *ior<mode>3): Ditto.
22275 (xor<mode>3, *xor<mode>3): Ditto.
22276 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22277 iterator and SSE_FLOAT_MODE_P as insn constraint.
22278 (*nand<mode>3): Ditto from similar patterns.
22279 (*ior<mode>3): Ditto.
22280 (*xor<mode>3): Ditto.
22282 2008-02-20 Ira Rosen <irar@il.ibm.com>
22284 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22285 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22286 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22288 2008-02-19 Jan Hubicka <jh@suse.cz>
22290 * predict.c (tree_bb_level_predictions): Remove variable next
22291 mistakely introduced by previous commit.
22293 2008-02-19 Jan Hubicka <jh@suse.cz>
22295 * predict.c (predict_paths_leading_to): Rewrite.
22296 (predict_paths_for_bb): New.
22297 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22299 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22302 * Makefile.in (build_file_translate): New.
22303 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22304 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22305 * configure.ac (build_file_translate): Substitute it.
22306 * configure: Regenerate.
22308 2008-02-19 Jan Hubicka <jh@suse.cz>
22310 PR rtl-optimization/34408
22311 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22314 2008-02-19 Jan Hubicka <jh@suse.cz>
22316 PR middle-end/28779
22317 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22320 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22323 * config/i386/i386-modes.def: Revert the last DI alignment
22324 change until Ada people can look into it.
22326 2008-02-19 Nick Clifton <nickc@redhat.com>
22328 * opts.c (print_specific_help): Fix typo in --help text.
22330 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22333 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22334 32-bit inline asm without asm alternatives for host GCC < 3.0.
22336 2008-02-19 Richard Guenther <rguenther@suse.de>
22338 PR tree-optimization/34989
22339 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22340 Allow propagation to INDIRECT_REF if we can simplify only.
22342 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22344 * c-common.c (warn_for_collisions_1): Use appropriate option when
22347 2008-02-19 Nick Clifton <nickc@redhat.com>
22350 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22351 (handle_options): Fix indentation.
22352 (print_filtered_help): If no language-specific options were
22353 displayed tell the user how to list all the options supported by
22354 the language's front-end.
22355 (print_specific_help): Fix indentation and remove duplicate line.
22356 (common_handle_option): Handle the -v option.
22357 For --help enable the display of undocumented options if the -v
22358 switch has been included on the command line.
22359 For --help= check for overlaps in the arguments between the option
22360 classes and the language names and issue a warning when they
22361 cannot be disambiguated.
22362 * c.opt (v): Pass on to the common option handler.
22364 2008-02-19 Revital Eres <eres@il.ibm.com>
22366 * modulo-sched.c (sms_schedule): Change dump message when
22367 create_ddg function fails.
22368 (try_scheduling_node_in_cycle): Rename row to cycle.
22369 (print_partial_schedule): Rename CYCLE to ROW.
22371 2008-02-19 Christian Bruel <christian.bruel@st.com>
22372 Zdenek Dvorak <ook@ucw.cz>
22374 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22376 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22379 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22380 (*x86_movdicc_0_m1_se): Ditto.
22382 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22384 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22385 (CMPtype): Define as __gcc_CMPtype.
22386 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22387 (CMPtype): Define as __gcc_CMPtype.
22389 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22391 Support valgrind 3.3 for --enable-checking=valgrind.
22392 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22394 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22395 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22396 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22397 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22398 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22399 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22400 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22402 * ggc-zone.c: Similar.
22403 * ggc-page.c: Similar.
22405 2008-02-19 Paul Brook <paul@codesourcery.com>
22408 * config/arm/ieee754-df.S: Fix do_it typo.
22409 * config/arm/ieee754-sf.S: Fix do_it typo.
22411 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22414 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22415 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22416 (OPTION_MASK_ISA_SSE_SET): Likewise.
22417 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22418 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22419 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22420 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22421 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22422 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22423 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22424 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22425 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22426 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22427 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22428 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22429 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22430 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22431 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22432 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22433 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22434 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22435 (OPTION_MASK_ISA_SSE4): Removed.
22436 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22437 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22438 (override_options): Don't turn on implied SSE/MMX bits in
22441 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22443 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22446 2008-02-18 Joey Ye <joey.ye@intel.com>
22448 PR middle-end/34921
22449 * tree-nested.c (insert_field_into_struct): Set type alignment
22450 to field alignment if the former is less than the latter.
22452 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22454 * BASE-VER: Set to 4.4.0.
22456 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22458 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22459 * doc/cfg.texi: Likewise.
22460 * doc/extend.texi: Likewise.
22461 * doc/gty.texi: Likewise.
22462 * doc/invoke.texi: Likewise.
22463 * doc/loop.texi: Likewise.
22464 * doc/md.texi: Likewise.
22465 * doc/passes.texi: Likewise.
22466 * doc/rtl.texi: Likewise.
22467 * doc/sourcebuild.texi: Likewise.
22468 * doc/tm.texi: Likewise.
22469 * doc/tree-ssa.texi: Likewise.
22471 2008-02-17 Richard Guenther <rguenther@suse.de>
22473 PR middle-end/35227
22474 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22475 without default definition.
22477 2008-02-17 Richard Guenther <rguenther@suse.de>
22479 PR tree-optimization/35231
22480 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22483 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22486 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22487 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22488 libgcc_cmp_return mode.
22490 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22493 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22495 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22497 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22500 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22502 * doc/c-tree.texi: Use `@.' where appropriate.
22503 * doc/extend.texi: Likewise.
22504 * doc/install.texi: Likewise.
22505 * doc/invoke.texi: Likewise.
22506 * doc/loop.texi: Likewise.
22507 * doc/makefile.texi: Likewise.
22508 * doc/md.texi: Likewise.
22509 * doc/passes.texi: Likewise.
22510 * doc/standards.texi: Likewise.
22511 * doc/tm.texi: Likewise.
22513 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22515 PR middle-end/35196
22516 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22518 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22519 rather than in entry_bb.
22521 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22523 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22524 libgcc_cmp_return mode.
22526 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22528 PR middle-end/35130
22529 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22530 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22532 2008-02-15 Richard Guenther <rguenther@suse.de>
22533 Zdenek Dvorak <ook@ucw.cz>
22535 PR tree-optimization/35164
22536 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22537 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22538 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22539 Only propagate addresses which do not have abnormal SSA_NAMEs
22542 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22545 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22547 2008-02-15 Jan Hubicka <jh@suse.cz>
22549 PR middle-end/35149
22550 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22552 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22554 PR middle-end/34621
22555 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22556 when calculating alignment_pad.
22558 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22560 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22561 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22562 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22563 and STACK_BOUNDARY define.
22565 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22567 PR preprocessor/35061
22568 * c-pragma.c (handle_pragma_pop_macro): Check that
22569 pushed_macro_table has been allocated.
22571 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22573 PR middle-end/35136
22574 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22575 (force_gimple_operand): Likewise.
22576 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22577 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22578 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22579 (find_interesting_uses_address): Check addressability and alignment
22580 of the base expression only after substituting bases of IVs into it.
22582 2008-02-14 Michael Matz <matz@suse.de>
22585 * function.c (instantiate_virtual_regs_in_insn): Reload address
22586 before falling back to reloading the whole operand.
22588 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22590 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22591 before the first section switch note.
22593 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22595 * doc/bugreport.texi: Update copyright years.
22596 * doc/c-tree.texi: Likewise.
22597 * doc/cfg.texi: Likewise.
22598 * doc/cpp.texi: Likewise.
22599 * doc/cppinternals.texi: Likewise.
22600 * doc/fragments.texi: Likewise.
22601 * doc/frontends.texi: Likewise.
22602 * doc/gcc.texi: Likewise.
22603 * doc/gty.texi: Likewise.
22604 * doc/hostconfig.texi: Likewise.
22605 * doc/implement-c.texi: Likewise.
22606 * doc/libgcc.texi: Likewise.
22607 * doc/loop.texi: Likewise.
22608 * doc/makefile.texi: Likewise.
22609 * doc/options.texi: Likewise.
22610 * doc/passes.texi: Likewise.
22611 * doc/rtl.texi: Likewise.
22612 * doc/sourcebuild.texi: Likewise.
22613 * doc/standards.texi: Likewise.
22614 * doc/tree-ssa.texi: Likewise.
22615 * doc/trouble.texi: Likewise.
22617 * doc/extend.texi: Use @: or add comma where appropriate.
22618 * doc/invoke.texi: Likewise.
22619 * doc/tm.texi: Likewise.
22621 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22624 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22627 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22629 * doc/md.texi (clz, ctz): Add reference.
22630 * doc/rtl.texi (clz, ctz): Likewise.
22632 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22635 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22638 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22640 * config/s390/s390.c (struct constant_pool): New field
22641 emit_pool_after added.
22642 (s390_mainpool_start): Set the emit_pool_after flag according
22643 to the section switch notes.
22644 (s390_mainpool_finish): Consider emit_pool_after when emitting
22645 the literal pool at the end of the function.
22646 (s390_chunkify_start): Force literal pool splits at section
22649 2008-02-13 Michael Matz <matz@suse.de>
22652 * var-tracking.c (clobber_variable_part): Correctly traverse the
22655 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22658 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22659 Add -fdump-ipa-inline.
22660 * tree-dump.c (dump_files): Remove tree-inlined dump.
22661 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22663 2008-02-12 Richard Guenther <rguenther@suse.de>
22665 PR tree-optimization/35171
22666 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22669 2008-02-12 Richard Guenther <rguenther@suse.de>
22671 PR middle-end/35163
22672 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22673 value-preserving mode. Disallow final truncation.
22675 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22677 PR middle-end/35136
22678 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22679 code from here to...
22680 (force_gimple_operand): ...here.
22682 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22685 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22686 non-compatible pointers.
22687 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22688 different FIELD_DECLs, try harder by comparing field offsets, sizes
22691 PR inline-asm/35160
22692 * function.c (match_asm_constraints_1): Don't replace the same input
22695 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22697 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22698 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22699 (expand_epilogue): Restore RAMPZ register.
22700 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22702 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22704 * config/i386/cygwin.asm: (__alloca): Correct calling
22705 convention and alignment.
22706 (__chkstk): Force 8 byte stack alignment.
22708 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22709 Richard Guenther <rguenther@suse.de>
22711 PR tree-optimization/33992
22712 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22713 the zero we compare against.
22715 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22717 PR libfortran/35063
22718 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22719 to CloseHandle after unlocking to prevent accumulation of handle
22722 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22724 PR middle_end/34150
22725 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22726 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22727 and update LABEL_NUSES during and after reload.
22729 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22731 PR middle-end/34627
22732 * combine.c (simplify_if_then_else): Make sure the comparison is
22733 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22735 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22738 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22739 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22740 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22741 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22742 * tree.h (get_type_static_bounds): Likewise.
22744 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22746 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22747 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22748 Make -Wfoo language annotations match what the compiler outputs.
22750 2008-02-08 Sa Liu <saliu@de.ibm.com>
22752 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22753 intrinsics spu_convts, spu_convtu, spu_convtf.
22755 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22757 * doc/extend.texi (Function Attributes) <noinline>: Mention
22758 asm ("") as method to keep calls.
22760 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22763 * doc/options.texi (Options): Replace references to opts.sh with
22765 * opts-common.c: Likewise.
22766 * optc-gen.awk: Likewise.
22768 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22770 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22772 2008-02-07 Richard Henderson <rth@redhat.com>
22775 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22776 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22779 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22781 PR tree-optimization/35085
22782 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22783 for operand entry oe2 in addition to operand entry oe3 in order to
22784 expose more opportunities for vectorizer sum reduction.
22786 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22789 * Makefile.in (LIBS): Remove $(GMPLIBS).
22790 (cc1-dummy, cc1): Add $(GMPLIBS).
22792 2008-02-06 Jan Hubicka <jh@suse.cz>
22795 * i386.md (moddf_integer): Do not produce partial memory stalls for
22796 targets where it hurts.
22798 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22801 * optabs.c (expand_float): Do not check for decimal modes when
22802 expanding unsigned integer through signed conversion.
22804 2008-02-06 Nick Clifton <nickc@redhat.com>
22806 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22807 inside the clobber with a match_operand and duplicated operand
22808 number in the constraint.
22809 (ineqbranchsi): Delete redundant comment.
22811 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22813 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22814 builtin_define ("__USE_INIT_FINI__").
22815 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22817 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22819 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22821 PR documentation/30330
22822 * doc/invoke.texi (C++ Dialect Options)
22823 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22824 For each warning option -Wfoo that allows -Wno-foo, ensure both
22825 -Wfoo and -Wno-foo are listed in the option index. Fix index
22826 entry of -Wswitch-default, index -Wnormalized= including the
22827 `=', and -Wlarger-than-@var{len} including @var{len}.
22829 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22831 * config/i386/i386.md (floatunssisf2): Use
22832 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22833 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22834 Macroize expander using MODEF mode iterator.
22836 2008-02-05 Diego Novillo <dnovillo@google.com>
22838 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22841 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22843 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22846 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22848 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22851 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22852 to indicate if a message should be generated.
22853 (init_cumulative_args): Updated.
22854 (function_value_32): Likewise.
22856 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22858 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22860 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22863 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22864 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22866 2008-02-04 Diego Novillo <dnovillo@google.com>
22868 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22871 * tree-vrp.c (vrp_evaluate_conditional): With
22872 -Wtype-limits, emit a warning when comparing against a
22873 constant outside the natural range of OP0's type.
22875 2008-02-04 Richard Guenther <rguenther@suse.de>
22877 PR middle-end/33631
22878 * expr.c (count_type_elements): Give for unions instead of
22881 2008-02-04 Richard Guenther <rguenther@suse.de>
22883 PR middle-end/35043
22884 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22885 to TYPE_DOMAINs base type instead of using bitsizetype here.
22887 2008-02-03 Jason Merrill <jason@redhat.com>
22889 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22891 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22894 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22895 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22896 (RS/6000 and PowerPC Options): Fix typos and markup.
22897 * doc/passes.texi (Tree-SSA passes): Likewise.
22899 2008-02-02 Michael Matz <matz@suse.de>
22902 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22903 from record_last_reg_set_info.
22904 (record_last_reg_set_info): Take an RTX argument, iterate over all
22905 constituent hardregs.
22906 (record_last_set_info, record_opr_changes): Change calls to
22907 new signature or to record_last_reg_set_info_regno.
22909 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22911 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22913 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22915 PR rtl-optimization/34773
22916 * reg-notes.def (EQUAL): Mention significance of combination of
22917 REG_EQUAL and REG_RETVAL.
22918 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22919 insn that has a REG_RETVAL.
22921 2008-02-01 Roger Sayle <roger@eyesopen.com>
22924 * configure.ac (--enable-fixed-point): Disable unless explicitly
22926 * configure: Regenerate.
22928 2008-02-01 Richard Guenther <rguenther@suse.de>
22931 * invoke.texi (-finline-limit): Remove no longer true parts
22932 of the documentation. Note that there is no default value.
22934 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22935 Mark Mitchell <mark@codesourcery.com>
22936 Ben Elliston <bje@au.ibm.com>
22939 * doc/extend.texi (Other Builtins): Document.
22941 2008-01-31 Tom Browder <tom.browder@gmail.com>
22943 * doc/c-tree.texi (Types): Fix grammar.
22944 (Expression trees): Ditto.
22945 * doc/passes.texi (Tree-SSA passes): Ditto.
22947 * doc/configterms.texi (Configure Terms): Fix typo.
22948 * doc/cpp.texi (Common Predefined Macros): Ditto.
22949 * doc/md.texi (Machine Constraints): Ditto.
22951 * doc/makefile.texi (Makefile): Add comma.
22953 2008-01-31 Tom Browder <tom.browder@gmail.com>
22954 Gerald Pfeifer <gerald@pfeifer.com>
22956 * doc/sourcebuild.texi (Front End): Remove references to CVS
22957 and CVSROOT/modules.
22958 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22959 (Back End): Remove reference to CVS.
22961 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22964 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22966 (mips16_gp_pseudo_reg): ...here.
22967 * config/mips/mips.md (load_const_gp): Replace with...
22968 (load_const_gp_<mode>): ...this :P-based insn.
22970 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22972 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22973 options. Minor fixes.
22974 (-std): Move reference to standards closer to where language
22975 standards are first mentioned.
22977 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22979 PR rtl-optimization/34995
22980 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22981 parameter and return a bool. If the rtx parameter is nonnull,
22982 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22983 (find_reloads): Update call accordingly. Pass the new operand
22984 if it needed no address reloads, otherwise pass null.
22986 2008-01-30 Richard Henderson <rth@redhat.com>
22989 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22990 for unbounded arrays.
22992 2008-01-30 Silvius Rus <rus@google.com>
22994 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22996 2008-01-30 Jan Hubicka <jh@suse.cz>
22999 * i386.c (init_cumulative_args): Use real function declaration when
23002 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23004 PR rtl-optimization/34998
23005 * global.c (build_insn_chain): Treat non-subreg_lowpart
23006 SUBREGs of pseudos as clobbering all the words covered by the
23007 SUBREG, not just all the bytes.
23008 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23009 original df_ref rather than an extract parameter.
23010 (global_conflicts): Update call accordingly.
23012 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23014 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23015 the overflow check to make it easier to read.
23016 (__fixtfdi): Change the type of the ll member in union
23017 long_double to UDItype_x.
23019 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23021 PR middle-end/34969
23022 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23023 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23024 * tree-inline.c (fold_marked_statements): Call
23025 cgraph_update_edges_for_call_stmt if folding a call statement.
23026 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23027 debug_generic_stmt calls, reset it back afterwards.
23030 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23032 * c-typeck.c (build_external_ref): Don't pedwarn about
23033 static vars in current function's scope.
23035 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23037 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23039 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23042 * ipa-struct-reorg.c: Fix spelling.
23043 * params.def: Ditto.
23045 2008-01-29 Richard Guenther <rguenther@suse.de>
23047 PR middle-end/35006
23048 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23050 * tree-inline.c (remap_type): Increment remapping_type_depth
23051 around remapping types.
23052 (copy_body_r): Only add referenced variables if they are referenced
23053 from code, not types.
23055 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23066 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23067 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23069 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23072 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23073 pointer for tiny stack.
23075 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23077 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23079 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23081 * config/vx-common.h: Fix typo in comment.
23083 2008-01-28 Ian Lance Taylor <iant@google.com>
23087 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23088 coalesce pointers if they have different DECL_NO_TBAA_P values.
23089 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23090 between variables with different DECL_NO_TBAA_P values.
23092 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23095 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23096 are not legitimate small data references on SPE targets.
23098 2008-01-28 David Daney <ddaney@avtrex.com>
23100 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23102 2008-01-28 David Daney <ddaney@avtrex.com>
23104 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23106 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23108 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23109 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23110 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23111 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23112 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23113 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23114 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23115 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23117 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23119 * basic-block.h (condjump_equiv_p): Fix comment.
23121 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23123 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23124 print_generic_stmt_indented): Fix comment.
23126 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23128 * configure.ac (__stack_chk_fail): Add detecion for availability
23129 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23130 * configure: Regenerate.
23132 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23134 PR middle-end/34688
23135 * final.c (output_addr_const): Handle TRUNCATE.
23137 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23140 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23141 (zero_cost, infinite_cost): New constants.
23142 (struct cost_pair): Change type of cost to comp_cost.
23143 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23144 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23146 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23147 split_address_cost, ptr_difference_cost, difference_cost,
23148 get_computation_cost_at, get_computation_cost,
23149 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23150 determine_use_iv_cost_condition, determine_use_iv_costs,
23151 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23152 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23153 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23154 Change type of cost to comp_cost.
23155 (determine_iv_cost): Increase cost of non-original ivs, instead
23156 of decreasing the cost of original ones.
23157 (get_address_cost): Indicate the complexity of the addressing mode
23159 (try_add_cand_for): Prefer using ivs not specific to some object.
23160 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23162 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23163 Janis Johnson <janis187@us.ibm.com>
23166 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23167 (TARGET_INSTANTIATE_DECLS): Likewise.
23168 * target.h (expand_to_rtl_hook): New target hook.
23169 (instantiate_decls): Likewise.
23170 * function.c (instantiate_decl): Make non-static. Rename to...
23171 (instantiate_decl_rtl): ... this.
23172 (instantiate_expr): Use instantiate_decl_rtl.
23173 (instantiate_decls_1): Likewise.
23174 (instantiate_decls): Likewise.
23175 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23176 * function.h (instantiate_decl_rtl): Add prototype.
23177 * cfgexpand.c (target.h): New include.
23178 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23179 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23180 (TARGET_INSTANTIATE_DECLS): Likewise.
23181 (TARGET_INITIALIZER): New target hooks added.
23182 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23184 * config/rs6000/rs6000.c (tree-flow.h): New include.
23185 (machine_function): Add sdmode_stack_slot field.
23186 (rs6000_alloc_sdmode_stack_slot): New function.
23187 (rs6000_instantiate_decls): Likewise.
23188 (rs6000_secondary_memory_needed_rtx): Likewise.
23189 (rs6000_check_sdmode): Likewise.
23190 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23191 (TARGET_INSTANTIATE_DECLS): Likewise.
23192 (rs6000_hard_regno_mode_ok): Allow SDmode.
23193 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23194 (rs6000_emit_move): Handle SDmode.
23195 (function_arg_advance): Likewise.
23196 (function_arg): Likewise.
23197 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23198 SDmode var args for 32-bit compiles.
23199 (rs6000_secondary_reload_class): Handle SDmode.
23200 (rs6000_output_function_epilogue): Likewise.
23201 (rs6000_function_value): Simplify if statement.
23202 (rs6000_libcall_value): Likewise.
23203 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23204 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23205 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23206 (movsd_hardfloat): New define_insn.
23207 (movsd_softfloat): Likewise.
23208 (movsd_store): Likewise.
23209 (movsd_load): Likewise.
23210 (extendsddd2): Likewise.
23211 (extendsdtd2): Likewise.
23212 (truncddsd2): Likewise.
23213 (movdd_hardfloat64): Fixup comment.
23214 (UNSPEC_MOVSD_LOAD): New constant.
23215 (UNSPEC_MOVSD_STORE): Likewise.
23217 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23220 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23222 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23223 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23224 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23225 and TRUTH_XOR_EXPR.
23227 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23230 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23231 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23232 __LONGDOUBLE128 too.
23233 * config/rs6000/aix61.h: New file.
23235 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23237 PR rtl-optimization/34959
23238 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23239 popcount and parity rtxes the same mode as their operand.
23240 Truncate or extend the result to the return value's mode
23243 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23246 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23247 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23248 to GOT_VERSION_REGNUM.
23249 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23250 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23251 * config/mips/mips.c (mips_emit_call_insn): New function.
23252 (mips_call_tls_get_addr): Call mips_expand_call directly.
23253 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23255 (mips16_build_call_stub): Likewise. Return the call insn or null.
23256 (mips_expand_call): Update the call to mips16_build_call_stub
23257 accordingly and a remove redundant condition. Assert that MIPS16
23258 stubs do not use lazy binding. Use mips_emit_call_insn and return
23260 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23262 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23263 (mips_avoid_hazard): Remove hazard_set handling.
23264 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23265 (UNSPEC_RESTORE_GP): ...this.
23266 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23267 (FAKE_CALL_REGNO): Rename to...
23268 (GOT_VERSION_REGNUM): ...this.
23269 (type): Add "ghost" value. Add an associated insn reservation.
23270 (hazard_set): Remove.
23271 (exception_receiver): Rename to...
23272 (restore_gp): ...this and update the unspec identifier accordingly.
23273 (exception_receiver, nonlocal_got_receiver): New expanders.
23274 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23275 FAKE_CALL_REGNO. Remove hazard_set attribute.
23276 (set_got_version, update_got_version): New patterns.
23278 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23281 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23283 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23286 * doc/install.texi2html: Generate gcc-vers.texi.
23288 2008-01-25 DJ Delorie <dj@redhat.com>
23290 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23292 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23294 * config/c4x: Remove directory.
23295 * config.gcc (crx-*, mt-*): Mark obsolete.
23296 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23297 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23298 sh-*-rtemscoff*): Remove cases.
23299 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23300 * real.c (encode_c4x_single, decode_c4x_single,
23301 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23302 c4x_extended_format): Remove.
23303 * real.h (c4x_single_format, c4x_extended_format): Remove.
23304 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23306 (Pragmas): Remove comment about c4x pragmas.
23307 * doc/install.texi (c4x): Remove target-specific instructions.
23308 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23309 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23310 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23311 refer to C4x source files as examples.
23312 (C4X_FLOAT_FORMAT): Remove documentation.
23314 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23316 * config/bfin/bfin.c (override_options): Reorder tests so that
23317 flag_pic gets enabled for -msep-data.
23319 2008-01-25 Richard Guenther <rguenther@suse.de>
23321 PR middle-end/32244
23322 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23323 to its bitfield precision if required.
23325 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23327 PR middle-end/33880
23328 * tree-nested.c (walk_omp_for): New function.
23329 (convert_nonlocal_reference, convert_local_reference): Call
23330 walk_omp_for on OMP_FOR.
23331 (convert_call_expr): Call walk_body on OMP_FOR's
23332 OMP_FOR_PRE_INIT_BODY.
23334 2008-01-25 Richard Guenther <rguenther@suse.de>
23336 PR tree-optimization/34966
23337 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23338 default defs and PHI_NODEs we have to insert after the
23339 defining statement.
23341 2008-01-24 Nick Clifton <nickc@redhat.com>
23343 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23344 Provide a default definition.
23345 (LIBGCC2_UNITS_PER_WORD): Likewise.
23347 * config/stormy16/stormy16.c: Include df.h for the prototype
23348 for df_regs_ever_live_p.
23349 (xstormy16_expand_builtin_va_start): Convert the stack offset
23350 into a component_ref and then use POINTER_PLUS_EXPR to add it
23351 to the incoming_virtual_args_rtx.
23352 (xstormy16_gimplify_va_arg_expr): Rename to
23353 xstormy16_gimplify_va_arg_expr.
23354 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23355 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23356 xstormy16_gimplify_va_arg_expr.
23357 Fix up some formatting issues.
23359 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23360 Move to predicates.md.
23361 (xs_hi_general_operand): Likewise.
23362 (xs_hi_nonmemory_operand): Likewise.
23363 * config/stormy16/predicates.md:
23364 (xstormy16_carry_plus_operand): New predicate.
23365 (xs_hi_general_operand): New predicate.
23366 (xs_hi_nonmemory_operand): New predicate.
23367 * config/stormy16/stormy16-protos.h:
23368 (xstormy16_carry_plus_operand): Delete prototype.
23369 (xs_hi_general_operand): Likewise.
23370 (xs_hi_nonmemory_operand): Likewise.
23372 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23373 modifiers as they are no longer needed and they can trigger
23374 reload spill failures.
23376 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23377 with a match_operand in order to help reload.
23379 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23380 constraint with 'e' for the 8th alternative as this version of
23381 the mov.w instruction only accepts the lower 8 registers.
23383 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23386 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23387 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23390 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23392 PR middle-end/33333
23393 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23395 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23397 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23399 (remove_structure): Update allocations list before removing structure.
23401 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23403 * ipa-struct-reorg.c (is_safe_cond_expr,
23404 create_new_stmts_for_cond_expr): Use integer_zerop function,
23405 that recognize not only zero-pointer, but zero-integer too.
23407 2008-01-25 Ben Elliston <bje@au.ibm.com>
23410 * fixproto: Escape "." in sed expression that strips leading "./".
23412 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23415 * gcc.c (SWITCH_OK): Removed.
23416 (SWITCH_LIVE): Changed to bit.
23417 (SWITCH_FALSE): Likewise.
23418 (SWITCH_IGNORE): Likewise.
23419 (switchstr): Change live_cond to unsigned int.
23420 (process_command): Replace SWITCH_OK with 0.
23421 (do_self_spec): Likewise.
23422 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23423 (give_switch): Likewise.
23424 (used_arg): Likewise.
23425 (do_spec_1): Set the SWITCH_IGNORE bit.
23426 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23427 bits. Set the SWITCH_LIVE bit.
23429 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23431 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23433 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23435 PR tree-optimization/34472
23436 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23437 parameter to a "bool *" and set *DATA to false if there is
23438 an unsafe access. Do not delete the structure here.
23439 (check_cond_exprs): Delete it here instead.
23440 (check_cond_exprs, exclude_cold_structs): Do not increase
23441 I when removing a structure.
23443 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23446 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23447 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23449 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23451 PR middle-end/34934
23452 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23453 a fixed vector for stack.
23455 2008-01-24 Ben Elliston <bje@au.ibm.com>
23458 * doc/gcc.texi (Software development): Add a direntry for g++.
23460 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23462 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23463 stale and straggling -fforce-addr comments above.
23465 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23467 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23468 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23470 2008-01-23 Michael Matz <matz@suse.de>
23473 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23476 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23478 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23479 malloc result type.
23481 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23483 * config/avr/avr.c (avr_current_arch): New variable.
23484 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23485 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23486 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23487 (avr_override_options): Init 'avr_current_arch'.
23488 (base_arch_s): Move from here...
23489 * config/avr/avr.h (base_arch_s): ... here. Add new members
23490 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23491 'mega' to 'have_jmp_call'.
23492 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23493 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23495 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23497 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23498 MULTILIB_MATCHES): Ditto.
23500 2008-01-23 Richard Guenther <rguenther@suse.de>
23502 PR middle-end/31529
23503 * cgraphunit.c (cgraph_reset_node): Always mark the node
23504 not reachable if it is not queued already.
23506 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23508 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23509 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23510 (cputype_selected): New static variable.
23511 (bfin_handle_option): Set it if -mcpu is used.
23512 (override_option): Select default set of workarounds if no cpu type
23513 selected on the command line.
23514 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23516 From Michael Frysinger <michael.frysinger@analog.com>
23517 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23518 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23520 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23521 for bf547, bf523, bf524, and bf526.
23522 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23524 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23525 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23526 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23527 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23528 * doc/invoke.texi (Blackfin Options): Document that
23529 -mcpu now accept bf547, bf523, bf524, and bf526.
23531 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23533 PR rtl-optimization/34628
23534 * combine.c (try_combine): Stop and undo after the first combination
23535 if an autoincrement side-effect on the first insn has effectively
23538 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23541 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23542 Offset addresses are not valid for Altivec or paired float modes.
23544 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23547 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23548 if DECL_INITIAL (decl) is error_mark_node.
23551 * c-common.c (handle_vector_size_attribute): Only allow
23552 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23553 the same way as pointer, array etc. types.
23554 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23557 * tree.c (build_type_attribute_qual_variant): Call
23558 build_qualified_type if attributes are equal, but quals are not.
23560 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23563 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23564 * flags.h (warn_strict_aliasing): Remove.
23565 (warn_strict_overflow): Remove.
23566 * opts.c (warn_strict_aliasing): Remove.
23567 (warn_strict_overflow): Remove.
23568 * c-opts.c (c_common_handle_option): -Wall only sets
23569 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23570 (c_common_post_options): Give default values to -Wstrict-aliasing
23571 and -Wstrict-overflow if they are uninitialized.
23572 * common.opt (Wstrict-aliasing): Specify Var and Init.
23573 (Wstrict-overflow): Likewise.
23575 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23577 PR rtl-optimization/26854
23578 PR rtl-optimization/34400
23579 PR rtl-optimization/34884
23580 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23582 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23583 (df_rd_bb_info.expanded_lr_out): Deleted
23584 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23585 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23586 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23587 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23588 Removed code to allocate, initialize or free expanded_lr_out.
23589 (df_rd_bb_local_compute_process_def): Restructured to make more
23591 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23592 sets if the sets are being trimmed.
23594 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23597 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23598 (as_vers): Likewise.
23599 * configure: Regenerated.
23601 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23603 PR middle-end/33092
23604 * tree-pass.h (pass_build_alias): New pass.
23605 * tree-ssa-alias.c (gate_build_alias): New.
23606 (pass_build_alias): New.
23607 * passes.c (init_optimization_passes): Add pass_build_alias after
23608 pass_create_structure_vars.
23610 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23612 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23613 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23614 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23615 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23616 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23617 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23618 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23619 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23620 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23621 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23622 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23623 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23624 * config/s390/s390.md (FP_ALL): New mode iterator.
23625 (_d): New mode attribute.
23626 ("*signbit<mode>2>"): Changed mode of first operand.
23627 ("isinf<mode>2"): Changed mode of first operand.
23628 ("*TDC_insn"): Adaptation for DFP modes.
23630 2008-01-22 Ben Elliston <bje@au.ibm.com>
23632 * tree.c (check_qualified_type): Improve function description.
23634 2008-01-21 Jason Merrill <jason@redhat.com>
23637 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23638 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23641 2008-01-21 DJ Delorie <dj@redhat.com>
23643 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23646 2008-01-21 Richard Guenther <rguenther@suse.de>
23648 PR middle-end/34856
23649 * tree-cfg.c (verify_expr): Allow all invariant expressions
23650 instead of just constant class ones as reference argument.
23651 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23652 like any other constant.
23653 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23655 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23657 * regmove.c (fixup_match_1): Update call crossed frequencies.
23659 2008-01-21 Richard Guenther <rguenther@suse.de>
23662 * tree-inline.c (setup_one_parameter): Deal with mismatched
23663 types using a VIEW_CONVERT_EXPR.
23665 2008-01-21 Alon Dayan <alond@il.ibm.com>
23666 Olga Golovanevsky <olga@il.ibm.com>
23668 PR tree-optimization/34701
23669 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23670 when the structure size is not a power of 2.
23672 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23674 * doc/install.texi: Add doc for --enable-checking=df.
23676 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23678 PR rtl-optimization/34808
23679 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23681 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23683 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23686 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23688 PR rtl-optimization/26854
23689 PR rtl-optimization/34400
23690 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23692 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23693 (df_rd_bb_info.expanded_lr_out): New.
23694 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23695 * loop_iv.c (iv_analysis_loop_init): Ditto.
23696 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23697 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23698 Added code to allocate, initialize or free expanded_lr_out.
23699 (df_rd_bb_local_compute_process_def): Restructured to make
23700 more understandable.
23701 (df_rd_confluence_n): Add code to do nothing with fake edges and
23702 code to no apply invalidate_by_call sets if the sets are being trimmed.
23703 (df_lr_local_finalize): Renamed to df_lr_finalize.
23704 (df_live_local_finalize): Renamed to df_live_finalize.
23706 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23709 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23710 deciding whether to use reciprocal instructions.
23712 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23714 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23715 dwarf2out_note_section_used if cold_text_section is NULL.
23717 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23719 PR gcov-profile/34610
23720 * tree-cfg.c (make_edges): Mark both outgoing edges from
23721 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23722 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23723 from OMP_FOR and OMP_CONTINUE outgoing edges.
23725 * tree-profile.c (tree_profiling): Return early if
23726 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23728 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23729 from cfun to child_cfun.
23730 * function.h (struct function): Add after_tree_profile bit.
23732 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23734 * config/avr/avr.S (_exit): Disable interrupt.
23736 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23737 Steven Bosscher <stevenb.gcc@gmail.com>
23739 PR rtl-optimization/26854
23740 PR rtl-optimization/34400
23741 * df-problems.c (df_live_scratch): New scratch bitmap.
23742 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23743 (df_live_reset): Clear the proper bitmaps.
23744 (df_live_bb_local_compute): Only process the artificial defs once
23745 since the order is not important.
23746 (df_live_init): Init the df_live sets only with the variables
23747 found live by df_lr.
23748 (df_live_transfer_function): Use the df_lr sets to prune the
23749 df_live sets as they are being computed.
23750 (df_live_free): Free df_live_scratch.
23752 2008-01-18 Ian Lance Taylor <iant@google.com>
23754 * common.opt: Add fmerge-debug-strings.
23755 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23756 flag_merge_debug_strings rather than flag_merge_constants.
23757 * doc/invoke.texi (Option Summary): Mention
23758 -fmerge-debug-strings.
23759 (Debugging Options): Document -fmerge-debug-strings.
23761 2008-01-18 Ian Lance Taylor <iant@google.com>
23764 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23765 (struct tree_function_decl): Add new field operator_new_flag.
23766 * tree-inline.c (expand_call_inline): When inlining a call to
23767 operator new, force the return value to go into a variable, and
23768 set DECL_NO_TBAA_P on that variable.
23769 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23771 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23774 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23775 DWARF2_DEBUGGING_INFO.
23776 (dwarf2out_note_section_used): Ditto. Add prototype.
23777 (have_multiple_function_sections, text_section_used,
23778 cold_text_section_used, *cold_text_sections): Move declarations
23781 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23783 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23784 field and add signal_ra.
23785 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23786 assignments to frame state pc. Move end of stack check after
23787 MD_FALLBACK_FRAME_STATE_FOR.
23788 (uw_update_context_1): Use frame state signal_regs if set, instead
23789 of checking signal_frame flag.
23790 (uw_update_context): Use frame state signal_ra if set.
23791 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23792 * config/xtensa/linux-unwind.h: New file.
23794 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23796 * modulo-sched.c (get_sched_window): Fix comment typo.
23798 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23800 PR tree-optimization/34648
23801 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23803 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23805 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23806 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23808 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23810 PR rtl-optimization/34400
23811 * df-core.c (df_worklist_dataflow_overeager,
23812 df_worklist_dataflow_doublequeue): New functions.
23813 (df_worklist_dataflow): Two different worklist solvers.
23814 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23817 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23820 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23821 and ftree-parallelize-loops.
23823 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23825 PR rtl-optimization/34826
23826 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23828 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23830 * global.c (find_reg): Mark the eh regs as used if necessary.
23831 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23832 * ra.h (struct allocno): no_eh_reg field added. Changed
23833 no_stack_reg type to bitfield.
23835 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23837 * tree.c (substitute_in_expr): Add missing 'break'.
23839 2008-01-17 Richard Guenther <rguenther@suse.de>
23841 PR tree-optimization/34825
23842 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23843 x / x as division to handle.
23845 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23847 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23848 "-pthread" is specified.
23849 * pa-hpux11.h (LIB_SPEC): Likewise.
23851 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23852 Peter Bergner <bergner@vnet.ibm.com>
23854 PR rtl-optimization/33796
23855 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23857 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23859 PR libgfortran/34699
23860 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23862 * pa-hpux10.h (LINK_SPEC): Likewise.
23863 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23865 2008-01-16 Richard Guenther <rguenther@suse.de>
23867 PR middle-end/32628
23868 * fold-const.c (fold_convert_const_int_from_int): Do not
23869 set overflow if that occured only because of a sign extension
23870 change when converting from/to a sizetype with the same
23871 precision and signedness.
23873 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23876 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23877 location address to the correct place. Update copyright year.
23879 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23881 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23882 no dependences in the dependence_relations vector.
23884 2008-01-16 Jan Hubicka <jh@suse.cz>
23886 PR rtl-optimization/31396
23887 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23888 * cfg.c (dump_reg_info): Print it.
23889 * regs.h (struct reg_info_t): add freq_calls_crossed.
23890 (REG_FREQ_CALLS_CROSSED): New macro.
23891 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23892 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23893 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23894 regmove_optimize): Update call crossed frequencies.
23895 * local-alloc.c (struct qty): Add freq_calls_crossed.
23896 (alloc_qty): Copute freq_calls_crossed.
23897 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23898 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23899 * ra.h (struct allocno): Add freq_calls_crossed.
23901 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23903 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23904 libgomp when compiling with ftree-parallelize-loops.
23905 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23907 2008-01-16 Richard Guenther <rguenther@suse.de>
23909 PR tree-optimization/34769
23910 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23911 * tree.c (int_cst_value): Instead make this function more
23912 permissive in what it accepts as valid input. Document this
23913 function always sign-extends the value.
23915 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23916 Richard Guenther <rguenther@suse.de>
23919 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23920 (gimple_fold_indirect_ref_rhs): ... this.
23921 (gimple_fold_indirect_ref): New function with foldings
23922 that preserve lvalueness.
23923 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23924 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23925 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23926 to fold an INDIRECT_REF, fall back to the old use of
23927 fold_indirect_ref_1.
23929 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23931 * tree-data-ref.c (subscript_dependence_tester_1): Call
23932 free_conflict_function.
23933 (compute_self_dependence): Same.
23935 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23938 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23939 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23941 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23942 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23943 for DWARF2_UNWIND_INFO targets.
23945 2008-01-16 Richard Guenther <rguenther@suse.de>
23948 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23949 type qualifiers for function types.
23951 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23953 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23954 loop_iterator li from previous commit.
23956 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23958 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23960 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23962 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23963 (parallelize_loops): Don't parallelize irreducible components.
23965 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23968 * c-opts (c_common_post_options): Do not enable CPP
23969 flag_pedantic_errors by default.
23971 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23973 PR rtl-optimization/31944
23974 * cse.c (remove_pseudo_from_table): New function.
23975 (merge_equiv_classes): Use above function to remove pseudo-registers.
23976 (invalidate): Likewise.
23978 2008-01-13 Richard Guenther <rguenther@suse.de>
23980 PR middle-end/34601
23981 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23982 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23984 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23986 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23987 validate_change to unshare the source of the PC set.
23989 2008-01-12 Jan Hubicka <jh@suse.cz>
23991 PR middle-end/32135
23992 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23993 references above array bounds. This might trigger bounds checks for
23994 pointers to arrays.
23996 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23998 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
23999 new_replaceable_dependencies.
24001 2008-01-12 Doug Kwan <dougkwan@google.com>
24003 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24004 instead of OPT_Wreturn_type in warning due to ignored return type
24006 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24007 options included in -Wextra.
24008 * c.opt: New option -Wignored_qualifiers.
24009 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24010 -Wignore_qualifiers.
24011 (-Wignored-qualifiers): Document.
24012 (-Wreturn-type): Remove description of functionality now handled
24013 by -Wignored-qualifiers.
24015 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24018 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24019 NOP_EXPR if it is between integral types with the same precision.
24021 2008-01-12 Jan Hubicka <jh@suse.cz>
24024 * invoke.texi (max-inline-recursive-depth): Fix default value.
24026 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24028 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24031 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24033 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24035 2008-01-11 James E. Wilson <wilson@specifix.com>
24038 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24040 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24042 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24043 save/restore frame pointer register and don't use 'call-prologues'
24044 optimization in function with "OS_task" attribute.
24046 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24048 PR middle-end/31309
24049 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24050 when copying to memory.
24052 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24054 PR rtl-optimization/30905
24055 * cfgcleanup.c: Include dce.h
24056 (crossjumps_occured): New global variable.
24057 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24058 If something changed, set crossjumps_occured to true.
24059 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24060 Don't add/remove fake edges to exit here...
24061 (cleanup_cfg): ...but do it here, when crossjumping.
24062 Run a fast DCE when successful crossjumps occured in the latest
24063 iteration of try_optimize_cfg.
24065 2008-01-11 Richard Guenther <rguenther@suse.de>
24067 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24068 (struct vn_unary_op_s): Likewise.
24069 (vn_reference_insert): Free old reference on hash collision.
24071 2008-01-10 Raksit Ashok <raksit@google.com>
24073 PR rtl-optimization/27971
24074 * combine.c (find_split_point): Split PLUS expressions which are
24075 inside a MEM rtx, and whose first operand is complex.
24077 2008-01-10 DJ Delorie <dj@redhat.com>
24079 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24080 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24081 (m32c_hard_regno_ok): Call the underlying function.
24083 2008-01-10 Richard Guenther <rguenther@suse.de>
24085 PR middle-end/34683
24086 * tree-cfg.c (tree_merge_blocks): Do not go through the
24087 full-blown folding and stmt updating path if we just deal
24088 with virtual operands.
24089 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24090 test for abnormal SSA_NAMEs.
24092 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24094 PR middle-end/34641
24095 * reload.c (push_reload): Add assertions. All constants from
24096 reg_equiv_constant should have been used for replacing the respective
24098 (find_reloads_address): Invoke find_reloads_address_part for
24099 constant taken from the reg_equiv_constant array.
24101 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24103 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24104 field (valnum) the first in the struct. Replace bools with
24107 2008-01-10 Richard Guenther <rguenther@suse.de>
24109 PR tree-optimization/34651
24110 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24111 types and ordering for masking and converting.
24113 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24115 PR tree-optimization/34017
24116 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24117 also for PHI_NODE expressions.
24119 2008-01-09 Jan Hubicka <jh@suse.cz>
24121 PR tree-optimization/34708
24122 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24123 based on number of case labels.
24124 (init_inline_once): Remove switch_cost.
24125 * tree-inline.h (eni_weights_d): Remove switch_cost.
24127 2008-01-09 Richard Guenther <rguenther@suse.de>
24128 Andrew Pinski <andrew_pinski@playstation.sony.com>
24130 PR middle-end/30132
24131 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24132 temporary if an rvalue is ok or an lvalue is not required.
24134 2008-01-09 Richard Guenther <rguenther@suse.de>
24136 PR middle-end/34458
24137 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24138 adjust return type.
24140 2008-01-09 Richard Guenther <rguenther@suse.de>
24142 PR middle-end/34679
24143 * tree.c (host_integerp): Check for sizetype only if the
24144 type is an integer type.
24146 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24149 * opts.c (decode_options): Disable inlining of functions called
24150 once if not in unit-at-a-time mode.
24152 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24154 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24156 2008-01-08 Richard Guenther <rguenther@suse.de>
24158 PR middle-end/31863
24159 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24160 out early if the result will be unused.
24162 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24167 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24168 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24171 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24173 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24174 for vectorization tuned.
24176 2008-01-08 Richard Guenther <rguenther@suse.de>
24178 PR tree-optimization/34683
24179 * tree-ssa-operands.c (operand_build_cmp): Export.
24180 * tree-ssa-operands.h (operand_build_cmp): Declare.
24181 * tree-vn.c (vuses_compare): Remove.
24182 (sort_vuses): Use operand_build_cmp.
24183 (sort_vuses_heap): Likewise.
24184 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24185 to re-use old VEC if available. Do not sort already sorted VUSEs.
24186 (vdefs_to_vec): Do not sort already sorted VDEFs.
24188 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24190 PR middle-end/34694
24191 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24193 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24196 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24197 limitations of reciprocal sequences on x86 targets.
24199 2008-01-08 Richard Guenther <rguenther@suse.de>
24201 PR tree-optimization/34683
24202 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24204 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24207 * config/darwin.c (darwin_mergeable_string_section): Don't use
24208 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24210 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24213 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24214 negxf2. Macroize expander using X87MODEF mode iterator. Change
24215 predicates of op0 and op1 to register_operand.
24216 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24217 expander using X87MODEF mode iterator. Change predicates of
24218 op0 and op1 to register_operand.
24219 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24220 corresponding patterns and macroize using MODEF macro. Change
24221 predicates of op0 and op1 to register_operand and remove
24222 "m" constraint. Disparage "r" alternative with "!".
24223 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24224 macroize using X87MODEF macro. Change predicates of op0 and op1
24225 to register_operand and remove "m" constraint. Disparage "r"
24226 alternative with "!".
24227 (absneg splitter with memory operands): Remove.
24228 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24229 patterns and macroize using X87MODEF mode iterator.
24230 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24231 Change predicate of op1 to register_operand.
24232 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24233 for memory operands.
24235 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24237 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24239 2008-01-07 Richard Guenther <rguenther@suse.de>
24241 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24244 2008-01-07 Richard Guenther <rguenther@suse.de>
24246 PR tree-optimization/34683
24247 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24248 VOPs of the needed size to save memory. Use VEC_quick_push
24249 to save compile-time.
24250 (vdefs_to_vec): Likewise.
24252 2008-01-07 Sa Liu <saliu@de.ibm.com>
24254 * config/spu/spu.md (divdf3): Genetate inline code for double
24255 division. The implementation doesn't handle INF or NAN, therefore it
24256 only applies when -ffinite-math-only is given.
24258 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24261 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24262 * doc/cpp.texi ([Common Predefined Macros]): Document.
24264 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24266 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24267 order to use commutative addition instead of subtraction.
24269 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24270 Mircea Namolaru <namolaru@il.ibm.com>
24271 Vladimir Yanovsky <yanov@il.ibm.com>
24272 Revital Eres <eres@il.ibm.com>
24274 PR tree-optimization/34263
24275 * tree-outof-ssa.c (process_single_block_loop_latch,
24276 contains_tree_r): New functions.
24277 (analyze_edges_for_bb): Call process_single_block_loop_latch
24278 function to empty single-basic-block latch block if possible.
24280 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24282 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24284 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24286 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24288 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24290 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24292 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24294 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24296 PR tree-optimization/34618
24297 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24300 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24303 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24304 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24305 Update copyright year.
24307 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24308 Update copyright year.
24309 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24312 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24314 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24315 edge does not point to current bb before changing need_assert.
24317 2008-01-04 Richard Guenther <rguenther@suse.de>
24319 PR middle-end/34029
24320 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24321 for verifying purposes if they are is_gimple_min_invariant.
24323 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24325 PR tree-optimization/34448
24326 PR tree-optimization/34465
24327 * gimplify.c (gimplify_init_constructor): Add new parameter
24328 notify_temp_creation. Use it.
24329 (gimplify_modify_expr_rhs): Take volatiles into account when
24330 optimizing constructors.
24331 Do not optimize constructors if gimplify_init_constructor will dump to
24333 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24334 * gcc.c-torture/compile/pr34448.c: New.
24336 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24338 PR gcov-profile/34609
24339 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24340 return_slot if result is TREE_ADDRESSABLE.
24342 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24344 * config/mips/mips.md (sqrt_condition): Tweak comment.
24345 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24347 2008-01-03 Tom Tromey <tromey@redhat.com>
24350 * c-common.c (c_type_hash): Handle VLAs.
24352 2008-01-03 Jan Hubicka <jh@suse.cz>
24354 PR tree-optimization/31081
24355 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24356 0 when inlining and not inlining to first basic block.
24357 (remap_decl): When var is initialized to 0, don't set default_def.
24358 (expand_call_inline): Set entry_bb.
24359 * tree-inline.h (copy_body_data): Add entry_bb.
24361 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24364 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24367 PR tree-optimization/29484
24368 * tree-inline.c (inline_forbidden_p_2): New function.
24369 (inline_forbidden_p): Disallow inlining if some static var
24370 has an address of a local LABEL_DECL in its initializer.
24371 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24374 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24376 PR tree-optimization/34635
24377 * tree-data-ref.c (add_other_self_distances): Make sure that the
24378 evolution step is constant.
24380 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24382 PR middle-end/34608
24383 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24385 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24387 * tree-sra.c (scalarize_init): Insert the generate_element_init
24388 statements after the generate_element_zero statements.
24390 2008-01-02 Richard Guenther <rguenther@suse.de>
24392 PR middle-end/34093
24393 PR middle-end/31976
24394 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24395 for very large number of operands instead of ICEing.
24397 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24400 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24401 while stack probing.
24403 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24405 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24408 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24410 PR libmudflap/26442
24411 * tree-mudflap.c (mx_register_decls): Guard warning by
24412 !DECL_ARTIFICIAL check.
24414 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24416 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24417 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24418 sse5_perm<mode>): Fix constraints.