1 2008-10-04 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4 instead of pointer equality.
5 (vn_nary_op_eq): Likewise.
7 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
11 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
12 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
14 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
16 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
17 Revert previous change.
19 2008-10-03 Tom Tromey <tromey@redhat.com>
21 * stringpool.c (ggc_alloc_string): Terminate string.
23 2008-10-03 Jakub Jelinek <jakub@redhat.com>
25 * gimplify.c (gimplify_function_tree): For -finstrument-functions
26 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
27 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
30 * gimplify.c (declare_vars): Use gimple_bind_block instead of
33 2008-10-03 Pascal Obry <obry@adacore.com>
35 * gcov.c (create_file_names): Properly handle UNIX and DOS
37 (make_gcov_file_name): Likewise + convert the ':' DOS drive
38 separator to '~' to ensure clean filenames on Windows.
40 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
42 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
43 Add a null terminator to the stripped name.
45 2008-10-02 David Edelsohn <edelsohn@gnu.org>
47 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
48 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
49 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
51 Revert SCALAR_FLOAT_MODE_P condition.
52 (function_arg): Condition on TARGET_DOUBLE_FLOAT,
54 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
57 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
59 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
61 2008-10-02 Richard Guenther <rguenther@suse.de>
64 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
65 and VECTOR_TYPE recurse with useless_type_conversion_p which
66 properly handles void pointer conversion.
68 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
71 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
72 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
74 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
76 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
77 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
78 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
79 they translate to non builtins.
80 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
81 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
82 __builtin_vec_promote, __builtin_vec_extract, and
84 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
85 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
86 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
87 * config/rs6000/altivec.h (vec_extract): Define
90 (vec_promote): Define.
92 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
93 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
94 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
96 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
98 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
99 prototype. Add new parameter, blk.
100 Use BLKmode for the MEM if blk is true.
101 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
102 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
103 ALTIVEC_BUILTIN_STVRXL.
104 Update usage of altivec_expand_lv_builtin.
105 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
106 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
107 (altivec_init_builtins): If compiling for the Cell, also define the
109 * config/rs6000/rs6000.h (rs6000_builtins): Define
110 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
111 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
112 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
113 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
114 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
115 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
116 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
117 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
118 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
119 UNSPEC_STVRX, and UNSPEC_STVRXL.
120 (altivec_lvlx): New pattern.
121 (altivec_lvlxl): New pattern.
122 (altivec_lvrx): New pattern.
123 (altivec_lvrxl): New pattern.
124 (altivec_stvlx): New pattern.
125 (altivec_stvlxl): New pattern.
126 (altivec_stvrx): New pattern.
127 (altivec_stvrxl): New pattern.
128 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
129 (vec_lvlxl): Likewise.
130 (vec_lvrx): Define if PPU is defined.
131 (vec_lvrxl): Likewise.
132 (vec_stvlx): Define if PPU is defined.
133 (vec_stvlxl): Likewise.
134 (vec_stvrx): Define if PPU is defined.
135 (vec_stvrxl): Likewise.
137 2008-10-01 Geert Bosch <bosch@adacore.com>
139 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
141 2008-10-01 Richard Guenther <rguenther@suse.de>
143 PR tree-optimization/37617
144 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
145 do not add to the NEW_SETS.
147 2008-10-01 Richard Guenther <rguenther@suse.de>
150 * tree-vrp.c (execute_vrp): If we optimized away the default
151 case make sure to promote the label that got in place of it
152 to a default case label.
154 2008-10-01 Richard Henderson <rth@redhat.com>
157 * tree-complex.c (set_component_ssa_name): Don't optimize
158 is_gimple_min_invariant values with ssa_names in abnormal phis.
160 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
162 PR tree-optimization/37662
163 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
164 commutative binary operation if they are in the wrong order and
165 fold_build2 produces non-GIMPLE.
167 2008-09-30 Jakub Jelinek <jakub@redhat.com>
169 PR tree-optimization/37662
170 PR tree-optimization/37663
171 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
172 get_value_range with non-SSA_NAME. Don't assert operands have been
173 folded, instead just bail out.
175 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
177 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
179 2008-09-30 Richard Guenther <rguenther@suse.de>
182 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
183 build restrict-qualified pointers.
184 (vectorizable_store): Move alias check later.
185 (vectorizable_load): Likewise.
187 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
189 * c-common.c (empty_if_body_warning): Remove.
190 * c-common.h (empty_if_body_warning): Remove.
191 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
192 here the -Wempty-body warning for `if' and `else' statements.
193 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
195 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
197 * config/i386/i386.opt: Add msse2avx.
199 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
200 * config/i386/linux64.h (ASM_SPEC): Likewise.
202 * doc/invoke.texi: Document -msse2avx.
204 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
206 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
208 2008-09-29 Joseph Myers <joseph@codesourcery.com>
210 * ifcvt.c (noce_emit_store_flag): If using condition from original
211 jump, reverse it if if_info->cond was reversed.
213 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
215 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
216 non-constant memory if it cannot be forced to constant memory.
217 Overhaul surrounding code and factor out common condition.
219 2008-09-29 Jeff Law <law@redhat.com>
221 * reload1.c (alter_reg): Add missing curly braces.
223 2008-09-29 Michael J. Eager <eager@eagercon.com>
225 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
227 * config/rs6000/rs6000.c (rs6000_override_options): Move
228 rs6000_init_hard_regno_mode_ok after all options changed.
229 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
230 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
231 -msimple-fpu flags. Add warning messages if single FP not configured.
232 (rs6000_file_start): Output gnu_attribute for single-float.
233 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
234 (rs6000_legitimize_address): Likewise.
235 (rs6000_legitimize_reload_address): Likewise.
236 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
238 (function_arg_advance): Likewise (partial conversion).
239 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
240 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
242 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
243 (rs6000_emit_prologue): Likewise.
244 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
246 (rs6000_libcall_value): Likewise.
247 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
248 (TARGET_DOUBLE_FLOAT): New default to 1
249 (TARGET_SIMPLE_FPU): New default to 0
250 (TARGET_SINGLE_FPU): New default to 0
251 (TARGET_SINGLE_FLOAT_MODE): New.
252 (TARGET_DOUBLE_FLOAT_MODE): New.
253 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
254 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
256 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
257 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
258 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
259 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
260 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
261 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
262 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
263 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
264 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
265 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
266 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
267 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
268 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
269 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
270 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
271 cmptf_internal1, *cmptf_internal2): Condition on
273 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
274 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
275 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
276 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
277 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
278 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
280 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
281 * config/rs6000/rs6000.opt (-msingle-float): New.
282 (-mdouble-float): New.
284 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
285 -msingle-float, -mdouble-float, -msimple-fpu options.
286 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
287 _SOFT_DOUBLE for -msingle-float.
288 * config.gcc: New config for target=powerpc-xilinx-eabi.
290 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
292 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
294 (new_scop): Take entry and exit edge to define new SCoP.
295 (sd_region_p): New structure used during SCoP detection.
296 (move_scops): Delete.
297 (move_sd_regions): New.
298 (scopdet_info): Change the definition from edges back to basic_blocks.
299 (scopdet_edge_info): Work on basic_blocks and rename to
300 scopdet_basic_block_info.
301 (split_difficult_bb): At the moment removed. We should later
302 add it at another place.
303 (build_scops_1): Work on basic_blocks.
304 (bb_in_sd_region): New.
305 (find_single_entry_edge): New.
306 (find_single_exit_edge): New.
307 (create_single_entry_edge): New.
308 (sd_region_without_exit): New.
309 (create_single_exit_edge): New.
310 (unmark_exit_edges): New.
311 (mark_exit_edges): New.
312 (create_sese_edges): New.
313 (build_graphite_scops): New.
314 (build_scops): Make SCoPs SESE.
315 (limit_scops): Use the new functions.
317 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
319 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
321 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
324 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
325 address to a register before taking the lower part.
327 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
329 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
332 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
333 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
336 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
337 the newly created variable.
338 Create a VECTOR_CST of all 1s for vector types.
340 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
343 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
345 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
347 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
348 order to convert between modes.
349 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
351 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
353 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
356 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
359 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
363 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
365 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
366 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
367 them to yield false with MIPS16.
369 2008-09-26 Jakub Jelinek <jakub@redhat.com>
372 * dwarf2out.c (tls_mem_loc_descriptor): New function.
373 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
374 mem_loc_descriptor failed. Accept UNSPEC.
375 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
376 fail if one of the loc_descriptor calls for pieces failed.
377 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
378 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
379 if loc_descriptor_from_tree_1 on offset failed.
382 * opts.c (common_handle_option): Don't call print_specific_help with
383 CL_SAVE as first argument.
385 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
386 Steve Ellcey <sje@cup.hp.com>
388 * configure: Regenerate for new libtool.
391 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
393 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
394 alias set on MEM when saving stack pointer.
395 * config/rs6000/rs6000.md (allocate_stack): Likewise
397 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
399 PR tree-optimization/37574
400 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
401 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
402 instead of vector_type for constants. Take computation out of loop.
403 (vect_get_vec_def_for_operand): Use only vectype for constant case,
404 and use only vector_type for invariant case.
405 (get_initial_def_for_reduction): Use vectype instead of vector_type.
407 2008-09-25 Jakub Jelinek <jakub@redhat.com>
410 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
411 the decl is a VAR_DECL or FUNCTION_DECL.
413 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
416 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
417 (mark_ref_live, mark_ref_dead): Use them.
418 (def_conflicts_with_inputs_p): Remove.
419 (mark_early_clobbers): New function.
420 (process_bb_node_lives): Call preprocess_constraints and
423 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
425 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
428 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
429 (ira_compress_allocno_live_ranges): New prototype.
431 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
432 (coalesced_allocnos_living_at_program_points): New.
433 (coalesced_allocnos_live_at_points_p,
434 set_coalesced_allocnos_live_points): New functions.
435 (coalesce_spill_slots): Rewrite.
437 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
438 ira_compress_allocno_live_ranges): New functions.
440 * ira-build.c (ira_flattening): Call
441 ira_compress_allocno_live_ranges.
444 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
446 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
449 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
451 * combine.c (make_compound_operation): Handle the 'E' format.
452 (count_rtxs): Likewise.
453 (update_table_tick): Likewise.
454 (get_last_value_validate): Likewise.
456 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
458 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
460 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
462 * matrix-reorg.c (transform_allocation_sites): Initializers
463 added to avoid the warning.
465 2008-09-25 Martin Jambor <mjambor@suse.cz>
467 * cgraph.c (free_nodes): New variable.
468 (NEXT_FREE_NODE): New macro.
469 (cgraph_create_node): Reuse nodes from the free list. Do not
470 update uid if doing so.
471 (cgraph_remove_node): Add the node to the free list.
473 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
475 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
477 2008-09-24 Richard Henderson <rth@redhat.com>
479 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
480 * unwind-dw2.c (execute_stack_op): Handle it.
482 2008-09-24 David Edelsohn <edelsohn@gnu.org>
485 2008-09-24 Michael J. Eager <eager@eagercon.com>
487 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
489 * c-common.c (fname_decl): New location argument.
490 * c-common.h (fname_decl): Same.
491 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
493 (c_parser_typeof_specifier): Same.
494 (c_parser_parms_list_declarator): Same.
495 (c_parser_asm_string_literal): Same.
496 (c_parser_compound_statement_nostart): Same.
497 (c_parser_label): Same.
498 (c_parser_do_statement): Same.
499 (c_parser_asm_statement): Same.
500 (c_parser_unary_expression): Same.
501 (c_parser_sizeof_expression): Same.
502 (c_parser_postfix_expression): Same.
503 (c_parser_pragma): Same.
504 (c_parser_omp_clause_collapse): Same.
505 (c_parser_omp_clause_num_threads): Same.
506 (c_parser_omp_clause_schedule): Same.
507 (c_parser_omp_all_clauses): Same.
508 (c_parser_omp_sections_scope): Same.
509 (c_parser_omp_for_loop): Same. Pass condition's location to
510 c_objc_common_truthvalue_conversion.
511 (c_parser_enum_specifier): Remove comment.
513 2008-09-24 Michael J. Eager <eager@eagercon.com>
515 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
517 * config/rs6000/rs6000.c (rs6000_override_options): Move
518 rs6000_init_hard_regno_mode_ok after all options changed.
519 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
520 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
521 -msimple-fpu flags. Add warning messages if single FP not configured.
522 (rs6000_file_start): Output gnu_attribute for single-float.
523 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
524 (rs6000_legitimize_address): Likewise.
525 (rs6000_legitimize_reload_address): Likewise.
526 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
528 (function_arg_advance): Likewise.
529 (function_arg): Likewise.
530 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
531 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
533 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
534 (rs6000_emit_prologue): Likewise.
535 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
537 (rs6000_libcall_value): Likewise.
538 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
539 (TARGET_DOUBLE_FLOAT): New default to 1
540 (TARGET_SIMPLE_FPU): New default to 0
541 (TARGET_SINGLE_FPU): New default to 0
542 (TARGET_SINGLE_FLOAT_MODE): New.
543 (TARGET_DOUBLE_FLOAT_MODE): New.
544 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
545 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
547 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
548 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
549 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
550 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
551 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
552 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
553 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
554 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
555 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
556 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
557 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
558 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
559 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
560 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
561 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
562 cmptf_internal1, *cmptf_internal2): Condition on
564 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
565 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
566 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
567 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
568 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
569 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
571 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
572 * config/rs6000/rs6000.opt (-msingle-float): New.
573 (-mdouble-float): New.
575 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
576 -msingle-float, -mdouble-float, -msimple-fpu options.
577 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
578 _SOFT_DOUBLE for -msingle-float.
579 * config.gcc: New config for target=powerpc-xilinx-eabi.
581 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
583 * config/sparc/constraints.md: New file.
584 * config/sparc/sparc.md: Include it.
585 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
586 (sparc_extra_constraint_check): Delete.
587 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
588 (memory_ok_for_ldd): New predicate.
589 (sparc_extra_constraint_check): Delete.
590 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
591 (CONST_OK_FOR_LETTER_P): Likewise.
592 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
593 (EXTRA_CONSTRAINT): Likewise.
595 2008-08-23 Steve Ellcey <sje@cup.hp.com>
597 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
599 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
601 * alias.c (find_base_value): Use FIND_BASE_TERM.
602 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
604 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
606 * config/i386/i386.c: Include cselib.h.
607 (ix86_pic_register_p): New function.
608 (ix86_delegitimize_address): Use it to check for the PIC register.
610 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
612 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
613 * config/i386/i386.c (ix86_find_base_term): Don't check for
614 SYMBOL_REF and LABEL_REF.
616 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
618 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
619 constant PLUS in a CONST.
621 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
623 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
624 check for sibcall support for w64.
626 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
628 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
630 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
632 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
633 parser_build_binary_op.
634 * c-decl.c (build_enumerator): Pass location to build_binary_op.
635 * c-typeck.c (build_array_ref): Same.
636 (parser_build_unary_op): New location argument.
637 (pointer_diff): Pass location to build_binary_op,
638 c_objc_common_truthvalue_conversion.
639 (build_modify_expr): Same.
640 (build_unary_op): New location argument.
641 (build_binary_op): New location argument.
642 (c_objc_common_truthvalue_conversion): Pass location to
643 c_*common_truthvalue_conversion.
644 * c-convert.c (convert): Same.
645 * c-common.c (binary_op_error): New location argument.
646 (pointer_int_sum): Pass location to build_binary_op.
647 (c_common_truthvalue_conversion): New location argument.
648 (warn_for_sign_compare): Same.
649 * c-common.h: Add location argument to c_common_truthvalue_conversion,
650 binary_op_error, build_binary_op, warn_for_sign_compare.
651 * c-parser.c (c_parser_condition): Pass location to
652 c_*common_truthvalue_conversion.
653 (c_parser_conditional_expression): Save condition's location and pass
655 (c_parser_binary_expression): Same, but for the binary operator's
657 (c_parser_omp_for_loop): Pass location to
658 c_objc_common_truthvalue_conversion.
660 2008-09-23 Martin Jambor <mjambor@suse.cz>
662 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
663 (cgraph_node_remove_callees): New temporary f. Hold the next item
665 (cgraph_node_remove_callers): Likewise.
667 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
668 (ipa_node_removal_hook): Likewise.
670 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
671 gimple_call_copy_skip_args and moved to the gimple_call section.
672 * gimple.c (gimple_copy_call_skip_args): Renamed to
673 gimple_call_copy_skip_args. Changed al users.
675 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
677 * ira-color.c (start_allocno_priorities): Rename to
678 setup_allocno_priorities. Use costs and
679 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
680 range lengths. Get rid off doubles.
681 (ira_fast_allocations): Call start_allocno_priorities.
683 2008-09-22 David Daney <ddaney@avtrex.com>
686 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
687 register if TARGET_LONG_CALLS.
689 2008-09-22 Richard Guenther <rguenther@suse.de>
691 PR tree-optimization/37145
692 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
693 value-numbering union accesses with their offset and size only.
694 (visit_reference_op_load): Fix simplification of inserted conversions.
695 * tree-ssa-pre.c (find_or_generate_expression): Do not
696 recursively generate expressions if running FRE.
698 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
700 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
701 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
702 *baddu_di<mode>): New patterns.
704 2008-09-22 Richard Guenther <rguenther@suse.de>
706 PR tree-optimization/37145
707 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
708 (phi_translate_1): Constant fold references.
710 2008-09-22 Ira Rosen <irar@il.ibm.com>
712 PR tree-optimization/37482
713 * tree-vectorizer.h (struct _slp_instance): Add new field.
714 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
715 (get_earlier_stmt): New function.
716 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
718 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
719 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
720 asserts that GSI points to the scalar statement being vectorized.
721 Set new statement location according to GSI.
722 (vect_schedule_slp_instance): Use GSI of
723 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
725 2008-09-21 Jan Hubicka <jh@suse.cz>
727 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
728 (ipcp_insert_stage): Update dead_nodes bitmap.
730 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
733 * config/i386/t-cygming (SHLIB_LC): Remove.
734 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
735 * config/i386/t-cygwin (SHLIB_LC): Specify all required
738 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
742 * final.c (mark_symbol_ref_as_used): New helper function.
743 (output_operand): Instead of just looking inside MEMs for
744 SYMBOL_REFs, use new helper function and for_each_rtx.
745 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
746 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
747 Make head comment more general.
748 * config/darwin.c (machopic_output_indirection): Handle weak
749 references here, like in assemble_external.
751 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
753 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
754 (sparc_emit_float_lib_cmp): Change return type.
755 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
756 (gen_compare_operator): New function.
757 (sparc_emit_float_lib_cmp): Return the new operator to be used in
758 the comparison sequence. Minor tweaks.
759 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
760 that the final operator and the result of sparc_emit_float_lib_cmp
761 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
762 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
763 buneq, bunge, bunle, bltgt): Assert that the final operator and the
764 result of sparc_emit_float_lib_cmp match for software TFmode.
765 (movqicc, movhicc, movsicc, movdicc): Merge into...
766 (mov<I:mode>cc): ...this.
767 (movsfcc, movdfcc, movtfcc): Merge into...
768 (mov<F:mode>cc): ...this.
769 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
771 (mov<I:mode>_cc_v9): ...this.
772 (movdi_cc_sp64_trunc): Delete.
773 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
774 movdi_cc_reg_sp64): Merge into...
775 (mov<I:mode>_cc_reg_sp64): ...this.
776 (movsf_cc_sp64): Rename into...
777 (movsf_cc_v9): ...this.
778 (movdf_cc_sp64): Rename into...
779 (movdf_cc_v9): ...this.
780 (movtf_cc_hq_sp64): Rename into...
781 (movtf_cc_hq_v9): ...this.
782 (movtf_cc_sp64): Rename into...
783 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
785 2008-09-21 Diego Novillo <dnovillo@google.com>
787 * doc/gccint.texi: Include generic.texi and gimple.texi.
789 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
790 (GIMPLE): Move to gimple.texi.
791 (Annotations): Remove references to to stmt_ann_t and
793 (SSA Operands): Rename from 'Statement Operands'.
794 * doc/generic.texi: New.
795 * doc/gimple.texi: New.
796 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
798 * Makefile.in (TEXI_GCCINT_FILES):
799 * gimple.c (gimple_copy_call_skip_args): Rename from
800 giple_copy_call_skip_args. Update all users.
801 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
803 2008-09-21 Ira Rosen <irar@il.ibm.com>
805 PR tree-optimization/37539
806 * tree-vect-transform.c (vect_transform_strided_load): Save vector
807 statement in related statement field only for the first load of the
808 group of loads with the same data reference.
810 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
812 * config/mips/mips.h (TUNE_OCTEON): New macro.
813 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
814 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
815 * config/mips/octeon.md: New file.
816 * config/mips/mips.md: Include octeon.md. Restore
817 semi-alphabetical order of include files.
819 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
822 * config/i386/i386.md (*jcc_fused_1): Removed.
823 (*jcc_fused_2): Likewise.
824 (*jcc_fused_3): Likewise.
825 (*jcc_fused_4): Likewise.
827 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
829 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
830 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
831 * target.h (gcc_target): Add ira_cover_classes.
832 * ira.c: Remove IRA_COVER_CLASSES guards.
833 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
834 instead of IRA_COVER_CLASSES.
835 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
836 (setup_class_translate): Likewise.
837 (setup_reg_class_intersect_union): Likewise.
838 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
839 test of targetm.ira_cover_classes.
840 * opts.c (decode_options): Use targetm.ira_cover_classes instead
841 of IRA_COVER_CLASSES.
842 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
843 (TARGET_INITIALIZER): Include it.
844 * targhooks.h (default_ira_cover_classes): Declare.
845 * targhooks.c (default_ira_cover_classes): New function.
847 2008-09-19 Bob Wilson <bob.wilson@acm.org>
849 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
851 2008-09-19 Ian Lance Taylor <iant@google.com>
853 * varasm.c (narrowing_initializer_constant_valid_p): Return
854 NULL_TREE if ENDTYPE is not an integer.
856 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
859 * tree-ssa.c (execute_update_addresses_taken): Also update
860 DECL_GIMPLE_REG_P for vector and complex types.
862 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
863 Jan Hubicka <jh@suse.cz>
866 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
867 empty before freeing them.
868 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
870 2008-09-18 Bob Wilson <bob.wilson@acm.org>
872 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
873 * config/xtensa/predicates.md (tls_symbol_operand): New.
874 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
875 (TARGET_CANNOT_FORCE_MEM): Define.
876 (xtensa_tls_symbol_p): New.
877 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
878 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
879 (xtensa_tls_module_base): New.
880 (xtensa_call_tls_desc): New.
881 (xtensa_legitimize_tls_address): New.
882 (xtensa_legitimize_address): Handle TLS symbols.
883 (xtensa_tls_referenced_p_1): New.
884 (xtensa_tls_referenced_p): New.
885 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
887 (XTENSA_BUILTIN_THREAD_POINTER): New.
888 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
889 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
890 builtin. Add declarations for __builtin_thread_pointer and
891 __builtin_set_thread_pointer.
892 (xtensa_fold_builtin): Recognize new builtins.
893 (xtensa_expand_builtin): Expand new builtins.
894 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
895 (TARGET_THREADPTR): Define.
896 (HAVE_AS_TLS): Define default value.
897 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
898 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
899 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
900 (UNSPECV_SET_TP): New.
901 (sym_TPOFF, sym_DTPOFF): New.
902 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
903 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
904 * configure: Regenerated.
906 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
909 * config/ia64/ia64.c (ia64_optimization_options): Move
910 checking and setting flag_schedule_insns_after_reload and
911 ia64_flag_schedule_insns2 back to ...
912 (ia64_override_options): Here.
914 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
917 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
918 zero extend count after the correction to it is done.
919 (doloop_optimize): Update call to doloop_modify, don't zero extend
922 2008-09-18 Martin Jambor <mjambor@suse.cz>
924 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
926 * ipa-prop.c: Correct comments.
927 * ipa-prop.h: Likewise.
929 2008-09-18 Jan Hubicka <jh@suse.cz>
932 * ipa-reference.c (ipa_reference_local_vars_info_d,
933 ipa_reference_global_vars_info_d,
934 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
935 ipa_reference_vars_info_t): Move here from ipa-reference.h
936 (node_duplication_hook_holder, node_removal_hook_holder): New.
937 (get_reference_vars_info_from_cgraph): Rename to ...
938 (get_reference_vars_info): ... this one, use cgraph uids.
939 (get_local_reference_vars_info, get_global_reference_vars_info):
940 Use cgraph instead of decl.
941 (ipa_reference_get_read_local, ipa_reference_get_written_local):
943 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
944 ipa_reference_get_written_global,
945 ipa_reference_get_not_written_global): Use cgraph argument.
946 (check_call): Simplify avail check.
947 (scan_stmt_for_static_refs): Update.
948 (propagate_bits): Update.
949 (merge_callee_local_info): Remove.
950 (init_function_info): Use cgraph nodes.
951 (clean_function_local_data): Break out from ...
952 (clean_function): ... here.
953 (copy_local_bitmap, copy_global_bitmap): New functions.
954 (duplicate_node_data, remove_node_data): New functions.
955 (generate_summary): Register hooks; use visibility instead of
957 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
958 * ipa-reference.h (ipa_reference_local_vars_info_d,
959 ipa_reference_global_vars_info_d,
960 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
961 ipa_reference_vars_info_t): Move to ipa-reference.c
962 (ipa_reference_get_read_local, ipa_reference_get_written_local):
964 (ipa_reference_get_read_global, ipa_reference_get_written_global,
965 ipa_reference_get_not_read_global,
966 ipa_reference_get_not_written_global): Update prototype.
967 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
968 (init_state): Remove.
969 (node_duplication_hook_holder, node_removal_hook_holder): New.
970 (get_function_state, set_function_state): Use VECtor.
971 (analyze_function): Check body availability.
972 (add_new_function): Likewise.
973 (duplicate_node_data, remove_node_data): New.
974 (generate_summary): Register hooks; do not care about clones.
975 (propafate): Do not care about clones; recursive functions are
977 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
978 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
979 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
981 * tree-flow.h (function_ann_d): Remove reference_vars_info.
982 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
983 Update call of ipa-reference accesors.
985 2008-09-18 Simon Baldwin <simonb@google.com>
987 * c-opts.c (c_common_handle_option): Add handling for
988 -Wbuiltin-macro-redefined command line option.
989 * c.opt: Added builtin-macro-redefined option.
990 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
993 2008-09-18 Richard Guenther <rguenther@suse.de>
995 PR tree-optimization/37258
996 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
997 and signedness for integral types.
998 (vn_phi_eq): Require compatible types.
1000 2008-09-18 Jakub Jelinek <jakub@redhat.com>
1003 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
1004 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
1006 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
1007 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
1008 ggc_free other TREE_LIST nodes from that chain.
1009 * function.c (instantiate_decls): Instantiate also DECL_RTL
1010 of vars in cfun->local_decls, free that list afterwards.
1012 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
1014 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
1015 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
1017 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1019 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
1020 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
1022 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1024 PR tree-optimization/37102
1025 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
1026 from a node. Check to see if another PHI is dead.
1027 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
1028 remove real PHIs which have no uses.
1029 (rewrite_out_of_ssa): Call eliminate_useless_phis.
1031 2008-09-18 Richard Guenther <rguenther@suse.de>
1034 * tree-cfg.c (remove_useless_stmts_1): Remove
1035 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
1037 2008-09-18 Nick Clifton <nickc@redhat.com>
1039 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
1040 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
1041 to frv_secondary_reload_class.
1042 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1043 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
1044 (frv_secondary_reload_class): Omit unused parameter.
1045 (frv_secondary_reload): New function. Handle the case when
1046 secondary_reload_class() is called before the reload_(in|out)
1047 _optabs have been initialised.
1048 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
1050 * config/frv/frv.md: Define an exclusion set between fr550_m0
1053 2008-09-18 Richard Guenther <rguenther@suse.de>
1055 PR tree-optimization/37456
1056 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1057 want to insert after ends a BB insert on the single fallthru
1060 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1062 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1063 Mention -march=z9-109, z9-ec and z10.
1065 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1067 PR rtl-optimization/37544
1068 * regrename.c (maybe_mode_change): Exit early when copy_mode
1069 is narrower than orig_mode and narrower than new_mode.
1071 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1074 * sched-int.h (struct _haifa_insn_data): Remove unused field
1077 * sched-rgn.c (ref_counts): Remove.
1078 (insn_referenced): New static variable.
1079 (INSN_REF_COUNT): Remove.
1080 (sched_run_compute_dependencies): Use insn_referenced instead of
1082 (add_branch_dependences): Likewise. Delete dead assignment.
1084 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1086 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1087 consumer is an asm. Add comment why this is important.
1088 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1089 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
1092 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1094 * expr.c (emit_group_store): Do not shift before moving via a
1097 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1099 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1100 from aggregate to non-aggregate type if the bit pattern is not fully
1101 preserved afterwards.
1103 2008-09-17 Richard Guenther <rguenther@suse.de>
1105 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1106 (verify_gimple_assign): ... this. Split into ...
1107 (verify_gimple_assign_unary): ... this,
1108 (verify_gimple_assign_binary): ... that,
1109 (verify_gimple_assign_single): ... and this.
1110 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1111 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1112 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1113 (verify_types_in_gimple_reference): Be forgiving with
1115 (verify_gimple_phi): Deal with virtual operands.
1117 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1119 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1121 * tree.c (get_callee_fndecl): Don't call the language hook.
1122 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1123 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1124 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1126 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1128 * tree.c (protected_set_expr_location): Don't unnecessarily
1129 check for error_mark_node.
1131 2008-09-17 Art Haas <ahaas@impactweather.com>
1133 * ipa-reference.c (analyze_function): Declare step only if
1134 ENABLE_CHECKING is defined.
1136 2008-09-17 Jan Hubicka <jh@suse.cz>
1139 * tree.h (DECL_INLINE): remove.
1140 (DECL_DECLARED_INLINE_P): Update docs.
1141 (DECL_NO_INLINE_WARNING_P): new.
1142 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1143 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1145 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1146 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1149 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1152 2008-09-17 Jan Hubicka <jh@suse.cz>
1154 * ipa-reference.c (ipa_obstack): Remove.
1155 (local_info_obstack, global_info_obstack): New.
1156 (add_static_var): We now handle variables only.
1157 (mark_address_taken, mark_load, mark_store): New functions based on ...
1158 (check_operand): ... remove.
1159 (get_asm_stmt_operands): Rename to ...
1160 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1161 (scan_stmt_for_static_refs): Rewrite.
1162 (scan_op_for_static_refs): Rename to ...
1163 (scan_initializer_for_static_refs): do not look for VAR_DECL
1164 initializers; stop recursion on types and decls.
1165 (ipa_init): Use proper obstacks.
1166 (analyze_variable): Use scan_initializer_for_static_refs.
1167 (init_function_info): Use local obstack.
1168 (analyze_function): Simplify.
1169 (add_new_function): We don't need visited_nodes obstack.
1170 (generate_summary): Use proper obstacks; cleanup after propagation.
1172 2008-09-17 Richard Guenther <rguenther@suse.de>
1175 PR tree-optimization/37491
1176 * alias.c (get_alias_set): Use the canonical type.
1177 * tree-vect-transform.c (vectorizable_store): Use the type of
1178 the lhs for the vector type. Adjust checking.
1179 (vectorizable_load): Adjust checking.
1181 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1182 Adam Nemet <anemet@caviumnetworks.com>
1184 PR rtl-optimization/37483
1185 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1186 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1187 Rearrange code to better match the original comment. Check
1188 t_unconditional first. Improve comment.
1190 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1193 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1194 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1197 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1198 GIMPLE_TRY if cleanup sequence is empty.
1200 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1203 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1204 eliminate IV if the cost are the same.
1206 2008-09-16 Richard Guenther <rguenther@suse.de>
1209 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1212 2008-09-16 Richard Guenther <rguenther@suse.de>
1214 PR tree-optimization/37508
1215 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1217 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1219 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1221 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1223 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1224 use gen_floatdidf2 directly.
1225 (floatunssidf2): Likewise.
1226 (floatsidf_ppc64_mfpgpr): Remove.
1227 (floatsidf_ppc64): Remove.
1228 (floatunssidf_ppc64): Remove.
1230 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1232 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1233 rather than update_cost_queue.
1235 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1236 in every call starting with the second one, instead of only when
1237 alias_bitmap_obstack.elements != NULL.
1239 * tree-predcom.c (filter_suitable_components): Free all refs in
1240 act->refs vector before calling release_component.
1241 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1243 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1245 * tree-loop-linear.c (linear_transform_loops): Initialize
1246 lambda_obstack only after calling perfect_loop_nest_depth.
1247 Goto free_and_continue instead of just continue for later failures.
1250 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1253 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1255 2008-09-14 Andreas Schwab <schwab@suse.de>
1257 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1259 2008-09-14 Jan Hubicka <jh@suse.cz>
1261 * invoke.texi (-fconserve-stack): Document.
1262 * opts.c (decode_options): Handle conserve_stack.
1263 * common.opt (fconvserve_stack): New.
1265 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1267 * config.host: Add x-aix to host_xmake_file.
1268 * config/rs6000/t-aix52: Do not override LDFLAGS.
1269 * config/rs6000/x-aix: New file.
1271 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1277 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1278 is not recognized as a valid register usage. Allow REG_X to be used
1280 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1281 forces a reload when using a base register.
1283 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1285 * config/i386/cygming-crtend.c (register_frame_ctor): If
1286 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1287 directly with atexit.
1288 (deregister_frame_ctor): Rename to ...
1289 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1290 if !DEFAULT_USE_CXA_ATEXIT.
1292 2008-09-13 Jan Hubicka <jh@suse.cz>
1294 * cgraph.c: Include value-prof.h
1295 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1297 2008-09-13 Jan Hubicka <jh@suse.cz>
1300 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1301 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1302 tree_gen_one_value_profiler, tree_gen_average_profiler,
1303 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1305 2008-09-13 Jan Hubicka <jh@suse.cz>
1307 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1308 too many bytes on misalligned blocks.
1310 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1312 * doc/cfg.texi: Fix some typos.
1313 * doc/extend.texi: Likewise.
1314 * doc/install.texi: Likewise.
1315 * doc/invoke.texi: Likewise.
1316 * doc/rtl.texi: Likewise.
1317 * doc/tree-ssa.texi: Likewise.
1319 2008-09-13 Richard Guenther <rguenther@suse.de>
1322 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1323 gimple stores for memory rhs.
1325 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1327 PR rtl-optimization/37489
1328 * cse.c (fold_rtx): Don't return const_true_rtx for float
1329 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1331 2008-09-13 Jan Hubicka <jh@suse.cz>
1333 PR tree-optimization/37392
1334 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1336 2008-09-13 Martin Jambor <mjambor@suse.cz>
1337 Jan Hubicka <jh@suse.cz>
1339 * cgraph.c (free_edges): New variable.
1340 (NEXT_FREE_EDGE): New macro.
1341 (cgraph_free_edge): New function.
1342 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1343 (cgraph_node_remove_callees): Likewise.
1344 (cgraph_node_remove_callers): Likewise.
1345 (cgraph_create_edge): Reuse edges from the free list. Do not
1346 update uid if doing so.
1347 (cgraph_remove_*_hook): Add free call.
1349 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1351 * ira-color.c (conflict_allocno_vec): Delete.
1352 (update_cost_queue_elem): New structure.
1353 (update_cost_queue): New variable.
1354 (update_cost_queue_tail): Likewise.
1355 (update_cost_queue_elems): Likewise.
1356 (allocno_update_cost_check): Delete.
1357 (initiate_cost_update): Allocate update_cost_queue_elems
1358 instead of allocno_update_cost_check.
1359 (finish_cost_update): Update the free()s accordingly.
1360 (start_update_cost): New function.
1361 (queue_update_cost): Likewise.
1362 (get_next_update_cost): Likewise.
1363 (update_copy_costs_1): Inline into...
1364 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1365 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1366 once we've established they are equal. Don't allocate update
1367 costs if there is nothing to add to them.
1368 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1369 DIVISOR arguments. Use a queue instead of recursive calls;
1370 process all the allocnos in the initial queue, rather than
1372 (assign_hard_reg): Use queue_update_cost instead of
1373 conflict_allocno_vec. Queue coalesced allocnos instead
1374 of calling update_conflict_hard_regno_costs for each one.
1375 Just call update_conflict_hard_regno_costs once for the
1377 (ira_color): Remove conflict_allocno_vec handling.
1379 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1381 PR tree-optimization/37484
1382 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1383 (save_var_name): Same.
1384 (initialize_cloog_names): Same.
1385 (initialize_cloog_names): Same.
1387 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1389 * tree-scalar-evolution.c (set_instantiated_value): Set
1392 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1396 * ira-build.c (common_loop_tree_node_dominator): Remove.
1397 (copy_live_ranges_to_removed_store_destinations): New function.
1398 (regno_top_level_allocno_map): Move to top level from ...
1399 (ira_flattening): ... here. Use
1400 copy_live_ranges_to_removed_store_destinations.
1402 * ira-emit.c (generate_edge_moves): Fix a comment.
1404 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1407 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1408 scratch register after 'set' pattern.
1410 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1412 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1413 information passed to mark_reg_pointer.
1414 * explow.c (force_reg): Likewise.
1416 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1418 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1419 when building for the celledp architecture.
1421 2008-09-12 Richard Guenther <rguenther@suse.de>
1423 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1425 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1427 PR rtl-optimization/37424
1428 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1429 the regnos instead of the addresses.
1431 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1433 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1435 2008-09-11 Richard Guenther <rguenther@suse.de>
1437 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1438 entering the weaker equivalence recording.
1440 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1442 2008-09-11 Jeff Law <law@redhat.com>
1444 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1445 by assign_stack_local on the IRA path for stack slot sharing
1446 as well as the non-IRA path.
1448 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1450 * config/i386/i386.h: Fix whitespace issues.
1452 2008-09-11 Martin Jambor <mjambor@suse.cz>
1454 * ipa-prop.h (struct ipa_param_flags): Removed.
1455 (struct ipa_param_descriptor): New structure.
1456 (struct ipa_node_params): ipcp_lattices, param_decls and
1457 param_flags moved to ipa_param_description.
1458 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1459 descriptors. Renamed all users.
1460 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1461 changed to access descriptors. Renamed all users.
1462 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1463 to access descriptors. Renamed all users.
1464 * ipa-cp.c (ipcp_init_cloned_node): Call
1465 ipa_initialize_node_params instead of ipa_count_formal_params and
1466 ipa_create_param_decls_array.
1467 (ipcp_analyze_node): Likewise.
1468 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1469 descriptors. Renamed all users.
1470 (ipcp_initialize_node_lattices): Remove allocation.
1471 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1472 ipa_initialize_node_params instead of ipa_count_formal_params and
1473 ipa_create_param_decls_array.
1474 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1475 ipa_populate_param_decls, made static, added parameter info,
1476 renamed mt to node, removed allocation, changed to use
1478 (ipa_count_formal_params): Made static, added parameter info,
1480 (ipa_initialize_node_params): New function.
1481 (ipa_check_stmt_modifications): Changed to use descriptors.
1482 (ipa_detect_param_modifications): Removed allocation, changed to
1484 (ipa_note_param_call): Changed to use descriptors.
1485 (ipa_analyze_params_uses): Removed allocation.
1486 (ipa_free_node_params_substructures): Changed to use descriptors.
1487 (ipa_edge_duplication_hook): Use the unused attribute.
1488 (ipa_node_duplication_hook): Use the unused attribute, changed to
1489 use descriptors, changed to duplicate descriptors.
1491 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1492 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1493 indirect inlining. Made static.
1494 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1495 functions called only once.
1496 (cgraph_decide_recursive_inlining): Don't call
1497 ipa_propagate_indirect_call_infos, pass new_edges to
1498 cgraph_mark_inline_edge instead.
1499 (cgraph_decide_inlining_of_small_functions): Don't call
1500 ipa_propagate_indirect_call_infos, pass new_edges to
1501 cgraph_mark_inline_edge instead.
1502 (cgraph_decide_inlining): Don't call
1503 ipa_propagate_indirect_call_infos.
1504 * ipa-prop.c: Check that vectors are allocated.
1506 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1507 iff a new cgraph edges have been created.
1508 (cgraph_decide_inlining): New variable redo_always_inline.
1509 Flattening and always_inlining loop until callgraph stabilizes.
1510 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1511 true iff new cgraph edges have been created.
1512 (propagate_info_to_inlined_callees): Likewise.
1513 (ipa_propagate_indirect_call_infos): Likewise.
1515 2008-09-11 Richard Guenther <rguenther@suse.de>
1517 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1518 (set_prologue_iterations): Likewise.
1519 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1521 (vect_update_init_of_dr): Likewise.
1522 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1524 * fold-const.c (fold_unary): Do not generate calculations
1527 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1529 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1530 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1531 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1533 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1535 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1536 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1537 before finalizing the changes.
1538 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1540 (simplify_truth_ops_using_ranges): New.
1541 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1542 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1543 whether a simplification was made.
1544 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1545 use a switch statement and also call simplify_truth_ops_using_ranges.
1547 2008-09-11 Jan Hubicka <jh@suse.cz>
1549 * ggc-common.c (loc_array): Make static.
1550 * dce.c (rest_of_handle_ud_dce): Free worklist.
1552 2008-09-11 Jan Hubicka <jh@suse.cz>
1554 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1555 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1556 function so we are sure we do not dangle it forever.
1557 * function.c (outer_function_chain, find_function_data): Remove.
1558 (function_context_stack): New.
1559 (push_function_context, pop_function_context): Update.
1560 * function.h (struct function): Remove pointer outer.
1561 (outer_function_chain, find_function_data): Remove.
1562 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1564 2008-09-11 Jan Hubicka <jh@suse.cz>
1567 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1569 2008-09-11 Jan Hubicka <jh@suse.cz>
1571 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1573 2008-09-11 Jan Hubicka <jh@suse.cz>
1575 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1576 (free_var_map_entry): New function.
1577 (redirect_edge_var_map_destroy): Use it.
1579 2008-09-11 Jan Hubicka <jh@suse.cz>
1582 * tree-inline.c (add_lexical_block): Replace with ...
1583 (prepend_lexical_block): ... prepend at begginig.
1584 (remap_blocks): Use it and reverse later.
1585 (expand_call_inline): Use prepend_lexical_block.
1587 2008-09-11 Jan Hubicka <jh@suse.cz>
1589 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1591 2008-09-11 Jan Hubicka <jh@suse.cz>
1593 * function.c (free_after_compilation): Call insn_locators_free.
1594 * cfglayout.c (insn_locators_free): New function.
1595 * rtl.h (insn_locators_free): Declare.
1597 2008-09-11 Jan Hubicka <jh@suse.cz>
1599 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1601 (cond_move_process_if_block): Update call.
1603 2008-09-11 Jan Hubicka <jh@suse.cz>
1605 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1606 * vec.c: Include hashtab.h
1607 (vec_descriptor, ptr_hash_entry): New structures.
1608 (vec_desc_hash, vec_ptr_map): New static variables.
1609 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1610 register_overhead, free_overhead, vec_heap_free): New functions.
1611 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1612 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1613 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1616 2008-09-11 Ira Rosen <irar@il.ibm.com>
1618 PR tree-optimization/37474
1619 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1620 length of load permutation.
1622 2008-09-11 Andreas Schwab <schwab@suse.de>
1624 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1626 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1629 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1630 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1631 simplify_gen_subreg.
1633 2008-09-11 Ira Rosen <irar@il.ibm.com>
1635 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1638 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1641 * gimplify.c (gimplify_body): Call default_rtl_profile.
1644 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1645 instead of tok->val.node if not expanding to something else. Handle
1646 intervening CPP_PADDING tokens.
1647 (altivec_categorize_keyword): Remove unneeded comparisons.
1649 2008-09-10 Richard Guenther <rguenther@suse.de>
1651 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1653 2008-09-10 Richard Guenther <rguenther@suse.de>
1656 * tree-inline.c (insert_init_stmt): Make sure to not
1657 insert invalid gimple stores.
1659 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1661 PR tree-optimization/37388
1662 * toplev.c (process_options): Fail and warn when graphite
1663 flags are used, but the compiler has not been configured
1664 with graphite libraries.
1665 * graphite.c (graphite_transform_loops): Remove printfs
1666 to dump_file for the case when graphite is not available.
1668 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1671 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1672 the even element into register.
1673 (ix86_expand_vector_init_general): Don't use
1674 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1675 if we can't move from GPR to SSE register directly.
1677 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1679 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1680 not lose track of the number of NOPs needed. Number of NOPs needed
1681 for sync vs. loads workaround was switched; corrected. Run second
1682 pass for all workarounds. No NOPs needed after call insns. Change
1683 second pass to use find_next_insn_start and find_load helpers in order
1684 to properly detect parallel insns.
1685 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1687 2008-09-10 Jan Hubicka <jh@suse.cz>
1689 * value-prof.c (gimple_ic): Fix tuplification bug.
1690 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1693 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1695 PR tree-optimization/37353
1696 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1697 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1698 calls instead of cond_dead_built_in_calls.
1699 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1700 initalize the vector only before adding first entry. Use VEC_safe_push
1701 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1702 shrink_wrap_conditional_dead_built_in_calls call.
1704 2008-09-10 Ira Rosen <irar@il.ibm.com>
1706 PR tree-optimization/37385
1707 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
1708 argument, and use it as a vector type if not NULL.
1709 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1711 (vect_setup_realignment): Call vect_create_data_ref_ptr with
1712 additional argument.
1713 (vectorizable_load): Likewise.
1715 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1717 * config/i386/i386.md (SWI32): New mode iterator.
1718 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1721 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1723 PR rtl-optimization/37435
1724 * caller-save.c (insert_restore, insert_save): Check the mode by
1727 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1730 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1732 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1735 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1737 * doc/invoke.texi (ARM Options): Correct errors in discussion
1738 of -mfloat-abi, -mhard-float, and -msoft-float.
1740 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1741 Jan Hubicka <jh@suse.cz>
1744 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1745 calling gimple_regimplify_operands on it. Iterate over all newly
1746 added statements, not just the last one.
1747 (insert_init_stmt): Insert stmt into seq first, then call
1748 gimple_regimplify_operands on it. Don't create new gimplification
1749 context, nor find referenced vars.
1751 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1754 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1755 to pointer to vector pointer.
1756 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1757 propagate_info_to_inlined_callees): Likewise.
1758 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1759 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1760 ipa_check_create_edge_args.
1761 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
1762 argument to pointer to vector pointer.
1763 (cgraph_decide_inlining_of_small_function): Adjust
1764 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1768 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1769 optimizing for size, not speed.
1771 PR rtl-optimization/37408
1772 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1773 if parm is promoted.
1775 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1777 PR tree-optimization/37375
1778 * tree-scalar-evolution.c (scev_info_str): Add field
1780 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1781 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1782 set_instantiated_value): Pass instantiated_below.
1783 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1785 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1786 the definitions are not instantiated.
1788 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1789 (block_before_loop): New.
1790 * tree-data-ref.c (dr_analyze_indices): Update uses of
1792 * graphite.c (block_before_scop): New.
1793 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1794 basic block, not a loop for determining the parameters.
1795 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1797 (idx_record_params, find_params_in_bb, find_scop_parameters,
1798 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1799 to instantiate_scev.
1801 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1803 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1807 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1809 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1810 Check zero freq and increase if necessary.
1812 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1814 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1815 regno is in the right range. Add comments.
1817 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1819 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1821 * mips-tfile.c (copy_object): Cast alloca result to int *.
1822 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1824 Rename class to sclass.
1825 (read_tfile): Cast read_seek return values to proper types.
1826 Cast xcalloc return value to proper type.
1828 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1830 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1831 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1832 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1834 2008-09-09 Jan Hubicka <jh@suse.cz>
1836 * profile.c (is_edge_inconsistent): Add debug output; ignore
1837 negative count on fake edges.
1838 (is_inconsistent): Add debug output.
1840 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1842 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1844 (choose_ready): When first insn is chosen from the ready list, also
1847 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1849 PR rtl-optimization/37360
1850 * haifa-sched.c (max_issue): Do not assert that we never issue more
1851 insns than issue_rate. Add comment.
1853 2008-09-09 Richard Guenther <rguenther@suse.de>
1855 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1856 (verify_types_in_gimple_call): Rename to ...
1857 (verify_gimple_call): ... this. Enhance.
1858 (verify_types_in_gimple_cond): Remove.
1859 (verify_gimple_comparison): New function ...
1860 (verify_types_in_gimple_assign): ... split out from here.
1861 (verify_types_in_gimple_return): Rename to ...
1862 (verify_gimple_return): ... this. Enhance.
1863 (verify_types_in_gimple_switch): Rename to ...
1864 (verify_gimple_switch): ... this. Enhance.
1865 (verify_gimple_goto): New function.
1866 (verify_types_in_gimple_phi): Rename to ...
1867 (verify_gimple_phi): ... this. Enhance.
1868 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1869 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1870 (verify_types_in_gimple_seq_2): Remove cases handled in
1871 verify_types_in_gimple_stmt.
1873 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1875 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1876 (push_multiple_operation, pop_multiple_operation): Set it.
1877 (workaround_rts_anomaly): New function.
1878 (workaround_speculation): New function, broken out of bfin_reorg.
1879 (bfin_reorg): Call the new functions.
1881 2008-09-09 Richard Guenther <rguenther@suse.de>
1885 * gimplify.c (gimplify_conversion): Change conversions of
1886 non-register type to VIEW_CONVERT_EXPRs.
1887 (gimplify_addr_expr): If we need to make the operand
1888 addressable make sure to use a properly initialized
1889 temporary for that so it gets a valid gimple store.
1891 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1893 * function.h (struct function): Add function_start_locus.
1894 * cfgexpand.c (gimple_expand_cfg): Use it.
1895 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1897 2008-09-09 Richard Guenther <rguenther@suse.de>
1899 PR tree-optimization/37433
1900 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1903 2008-09-09 Richard Guenther <rguenther@suse.de>
1905 PR tree-optimization/37387
1906 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1907 and bits to a common type.
1909 2008-09-09 Nick Clifton <nickc@redhat.com>
1911 * config/v850/v850.md (return): Restore frame size restriction.
1913 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1915 * c-common.c (c_expand_decl): Remove.
1916 * c-common.h (anon_aggr_type_p): Remove prototype.
1917 (DECL_ANON_UNION_ELEMS): Remove.
1918 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1919 * c-decl.c (anon_aggr_type_p): Remove.
1920 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1921 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1922 * langhooks.h (struct lang_hooks): Remove expand_decl.
1923 * langhooks.c (lhd_expand_decl): Remove.
1924 * stmt.c (expand_anon_union_decl): Remove.
1925 * tree.h (expand_anon_union_decl): Remove prototype.
1927 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1930 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1932 * config/avr/avr.md (QISI) : Define mode iterator.
1933 (negated_tst<mode>) : Redefine as split using mode macro.
1934 (reversed_tstqi): Define insn as reversed compare with zero.
1935 (reversed_tsthi): Ditto.
1936 (reversed_tstsi): Ditto.
1938 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1941 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1942 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1945 * predict.c (optimize_function_for_size_p): Don't segfault if
1947 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1948 tree_swap_operands_p): Don't test cfun != NULL before calling
1949 optimize_function_for_s*_p.
1951 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1953 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1956 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1958 * crx/crx.h (IRA_COVER_CLASSES): Define.
1960 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1963 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1964 even when a stmt has been gimple_modified_p, but after fold_stmt is
1965 not any longer. Remove unneeded may_have_exposed_new_symbols
1968 2008-09-08 Richard Guenther <rguenther@suse.de>
1970 PR tree-optimization/37421
1971 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1974 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1977 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1979 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1982 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1983 * pa-hpux10.h (LINK_SPEC): Likewise.
1984 * pa-hpux11.h (LINK_SPEC): Likewise.
1986 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1988 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1989 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1991 2008-09-07 Helge Deller <deller@gmx.de>
1993 * pa/linux-atomic.c: New file.
1994 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1995 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1997 2008-09-07 Richard Guenther <rguenther@suse.de>
1998 Ira Rosen <irar@il.ibm.com>
2000 PR tree-optimization/36630
2001 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
2002 Call STRIP_NOPS before calling evolution_part_in_loop_num.
2004 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
2005 Ira Rosen <irar@il.ibm.com>
2007 PR tree-optimization/35642
2008 * config/rs6000/altivec.md (mulv8hi3): Implement.
2010 2008-09-06 Jeff Law <law@redhat.com>
2012 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
2014 2008-09-06 Jan Hubicka <jh@suse.cz>
2016 PR tree-optimization/14703
2017 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
2019 * passes.c (init_optimization_passes): Recompute inline parameters.
2021 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2023 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
2026 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
2027 Peter Fuerst <post@pfrst.de>
2029 * doc/invoke.texi: Document -mr10k-cache-barrier=.
2030 * doc/extend.texi: Document __builtin_mips_cache.
2031 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
2032 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
2033 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2034 __GCC_HAVE_BUILTIN_MIPS_CACHE.
2035 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
2036 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
2037 (set_push_mips_isas): New variable.
2038 (mips_r10k_cache_barrier): New variable.
2039 (cache): New availability predicate.
2040 (mips_builtins): Add an entry for __builtin_mips_cache.
2041 (mips_build_cvpointer_type): New function.
2042 (MIPS_ATYPE_CVPOINTER): New macro.
2043 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
2045 (r10k_simplified_address_p, r10k_simplify_address)
2046 (r10k_uncached_address_p, r10k_safe_address_p)
2047 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
2048 (r10k_needs_protection_p_call, r10k_needs_protection_p)
2049 (r10k_insert_cache_barriers): New functions.
2050 (mips_reorg_process_insns): Delete cache barriers after a
2051 branch-likely instruction.
2052 (mips_reorg): Call r10k_insert_cache_barriers.
2053 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
2054 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
2055 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2056 (mips_cache, r10k_cache_barrier): New define_insns.
2058 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2060 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2061 * ira-color.c (setup_allocno_left_conflicts_num): Use
2062 hard_reg_set_equal_p instead of a comparison with
2063 ira_zero_hard_reg_set.
2064 * ira.c (setup_reg_subclasses): Likewise.
2065 (setup_cover_and_important_classes): Likewise.
2066 (setup_class_translate): Likewise.
2067 (setup_reg_class_intersect_union): Likewise.
2068 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2069 (ira_init_once): Don't initialize them.
2071 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2073 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2075 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2077 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2079 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2081 Improved branch hints, safe hints, and scheduling.
2083 * haifa-sched.c (sched_emit_insn) : Define.
2084 * sched-int.h (sched_emit_insn) : Add prototype.
2085 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2086 -mhint-max-distance -msafe-hints) : Document.
2087 * config/spu/spu.c (spu_flag_var_tracking): New.
2088 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2089 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2090 TARGET_ASM_FILE_START): Define.
2091 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2092 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2093 (spu_emit_branch_hint): Add blocks argument.
2094 (insert_branch_hints, insert_nops): Remove.
2095 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2096 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2097 spu_sched_reorder, asm_file_start): New functions.
2098 (clock_var, spu_sched_length, pipe0_clock,
2099 pipe1_clock, prev_clock_var, prev_priority,
2100 spu_ls_first, prev_ls_clock): New static variables.
2101 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2102 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2103 (nopn_nv): Add a non-volatile version of nop.
2104 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2105 -mhint-max-distance, -msafe-hints): New options.
2107 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2108 Samuel Tardieu <sam@rfc1149.net>
2110 * opts.c (decode_options): Combine nested if statements.
2113 * opts.c (decode_options): Handle more relationships among
2114 unit-at-a-time, toplevel-reorder, and section-anchors.
2116 2008-09-05 David Daney <ddaney@avtrex.com>
2118 * doc/install.texi (--enable-reduced-reflection): Document new option.
2120 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2122 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2124 (constantpool_operand): New.
2125 (move_operand): Disallow sub-word modes for the constant pool.
2126 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2127 (xtensa_secondary_reload_class): Replace with....
2128 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2129 Set icode for sub-word reloads from the constant pool.
2130 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2131 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2132 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2133 * config/xtensa/xtensa-protos.h: Update prototypes.
2135 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2137 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2138 (REG_CLASS_NAMES): Update.
2139 (REG_CLASS_CONTENTS): Update.
2140 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2141 of ALL_REGS for regs 77 and 78.
2142 * function.c (instantiate_virtual_regs_in_insn): Assert that
2143 return value of simplify_gen_subreg is not NULL.
2145 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2147 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2148 (gen_rtvec_v): Fix coding standards.
2150 2008-09-04 Jan Hubicka <jh@suse.cz>
2152 * i386.c (decide_alg): Be more conservative about optimizing for size.
2154 2008-09-04 Ian Lance Taylor <iant@google.com>
2156 * varasm.c (narrowing_initializer_constant_valid_p): New
2158 (initializer_constant_valid_p): Call it.
2160 2008-09-04 Jeff Law <law@redhat.com>
2162 * fold-const.c (native_encode_real): Fix computation of WORDS.
2163 (native_interpret_real): Likewise.
2165 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2167 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2169 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2171 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2172 that the cost is already taken into account in ira-costs.c
2174 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2176 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2177 ira_debug_copies): New.
2178 (ira_bulid): Call print_copies.
2180 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2182 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2185 * config/rs6000/rs6000.c (optimization_options): Remove check of
2186 flag_toplevel_order.
2188 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2190 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2191 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2192 second operand is a reg_imm10_operand.
2193 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2194 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2195 (*seq_<GPR:mode><GPR2:mode>): Rename to
2196 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2198 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2199 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2201 (*sne_<GPR:mode><GPR2:mode>): Rename to
2202 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2205 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2207 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2208 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2209 combining an arithmetic right shift by more than 31 and a
2210 trunction. Don't match for out-of-range shift amounts. Set
2211 attribute mode to <MODE>.
2212 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2213 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2214 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2215 shifts by less than 32.
2216 (extv): Change predicate on first operand to accept registers.
2217 Change predicate of the other operands from immediate_operand to
2218 const_int_operand. Expand exts when source is a register.
2219 (extzv): Change predicate of the constant operands from
2220 immediate_operand to const_int_operand.
2221 (extzv<mode>): Change predicate of the constant operands from
2222 immediate_operand to const_int_operand and no constraint. Also
2224 (*extzv_trunc<mode>_exts): New pattern.
2226 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2228 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2229 * config/mips/mips-protos.h (mask_low_and_shift_p,
2230 mask_low_and_shift_len): Declare.
2231 * config/mips/mips.c (mask_low_and_shift_p,
2232 mask_low_and_shift_len): New functions.
2233 (mips_print_operand): Handle new operand prefix "m".
2234 * config/mips/mips.md (*cins<mode>): New pattern.
2236 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2238 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2239 optimizing for size.
2241 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2243 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2244 regardless of epilogue_completed.
2246 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2249 * ira-lives.c (process_bb_node_lives): Check setjmp.
2251 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2254 * ira-build.c (form_loop_tree): Reverse BB walk.
2255 (create_bb_allocnos): Likewise.
2256 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2257 (mark_reg_store): Rename to...
2258 (mark_ref_live): ...this and take a df_ref argument instead of
2259 note_stores arguments. Assert that we have a register.
2260 (mark_reg_clobber): Delete.
2261 (def_conflicts_with_inputs_p): New function.
2262 (mark_reg_conflicts): Delete.
2263 (mark_reg_death): Rename to...
2264 (mark_ref_dead): ...this and take a df_ref argument instead of
2265 a register. Assert that we have a register.
2266 (process_bb_node_lives): Hoist frequency calculation out of
2267 instruction walk. Convert from a forwards scan to a backwards scan.
2268 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2269 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2270 (create_allocno_live_ranges): Don't create regs_set.
2272 2008-09-04 Ian Lance Taylor <iant@google.com>
2274 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2275 or REG_LABEL_TARGET.
2276 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2277 comparing MODE with MEM.
2278 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2279 comparing with GF_PREDICT_TAKEN.
2280 (gimple_get_lhs): Change code to enum gimple_code.
2281 (gimple_set_lhs): Likewise.
2282 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2283 * omp-low.c (find_omp_clause): Change kind parameter to enum
2285 * tree-flow.h (find_omp_clause): Update declaration.
2286 * regrename.c (clear_dead_regs): Change kind parameter to enum
2288 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2290 * see.c (see_get_extension_data): Change return type to enum
2291 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2292 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2293 (see_gen_normalized_extension): Change extension_code parameter to
2295 (see_seek_pre_extension_expr): Change extension_code to enum
2297 (see_merge_one_def_extension): Likewise.
2298 (see_handle_relevant_defs): Likewise.
2299 (see_handle_relevant_uses): Likewise.
2300 (see_analyze_one_def): Likewise.
2301 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2302 GIMPLE_ASM rather than ASM_EXPR.
2303 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2304 GIMPLE_RETURN rather than RETURN_EXPR.
2305 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2306 (evaluate_stmt): Likewise.
2307 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2308 to enum vect_relevant.
2309 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2310 compare gimple codes with tree codes.
2312 2008-09-04 Paul Brook <paul@codesourcery.com>
2314 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2316 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2318 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2319 pointer check lost in the recent no-unit-at-a-time patch.
2321 2008-09-04 Jan Hubicka <jh@suse.cz>
2324 * tree-switch-conversion.c (check_final_bb): Accept only IP
2327 2008-09-04 Jan Hubicka <jh@suse.cz>
2329 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2331 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2332 using_ranges argument.
2333 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2334 (vrp_visit_cond_stmt): Update call of
2335 vrp_evaluate_conditional_warnv_with_ops
2337 2008-09-04 Jan Hubicka <jh@suse.cz>
2339 PR tree-optimization/37345
2340 PR tree-optimization/37358
2341 PR tree-optimization/37357
2342 * tree.c (build_function_type_skip_args): Build distinct type copy;
2344 (build_function_decl_skip_args): Set type of new decl not orig decl;
2345 clear DECL_VINDEX for methods turned into functions.
2347 2008-09-04 Nick Clifton <nickc@redhat.com>
2349 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2350 * configure: Regenerate.
2351 * config.in: Regenerate.
2352 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2353 alignment field, if it is supported.
2355 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2357 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2360 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2362 * config/rs6000/rs6000.c (processor_target_table): Do not
2363 enable VMX for POWER6.
2365 2008-09-03 Anton Blanchard <anton@samba.org>
2367 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2368 emit memory barrier before operation.
2370 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2373 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2374 default_elf_asm_output_external.
2376 2008-09-03 Jeff Law <law@redhat.com>
2378 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2380 2008-09-03 Richard Henderson <rth@redhat.com>
2382 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2383 memory barrier to below the test-and-set.
2384 (alpha_split_lock_test_and_set_12): Likewise.
2386 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2390 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2393 * ira-color.c (print_loop_title): Use all_allocnos.
2394 (color_pass): Ditto. Don't add border_allocnos. Check that
2395 subloop allocno in the correspdoning bitmap all_allocnos.
2397 * ira-emit.c (change_loop): Use all_allocnos.
2399 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2401 (ira_create_allocno): Set up all_allocnos bit for the created
2403 (create_cap_allocno): Remove setting mentioned_allocnos.
2404 (create_insn_allocnos): Ditto.
2405 (remove_unnecessary_allocnos): Use all_allocnos.
2406 (check_allocno_creation): Check that allocnos are in the
2407 corresponding bitmap all_allocnos.
2409 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2413 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2414 (process_regs_for_copy): Process subregs. Refine check when cost
2415 is taken into account in ira-costs.c.
2416 (process_reg_shuffles): Use REG_SUBREG_P.
2417 (add_insn_allocno_copies): Ditto. Ignore modes.
2419 * ira-color.c (conflict_allocno_vec): New.
2420 (COST_HOP_DIVISOR): New macro.
2421 (update_copy_costs_1): Use it.
2422 (update_conflict_hard_regno_costs): New function.
2423 (assign_hard_reg): Use it.
2424 (ira_color): Allocate and free conflict_allocno_vec.
2426 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2430 * ira-int.h (ira_sort_insn_chain): Remove.
2432 * ira.c (basic_block_order_nums, chain_insn_order,
2433 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2434 (ira): Don't call ira_sort_insn_chain.
2436 * reload1.c (reload): Don't call ira_sort_insn_chain.
2438 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2441 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2442 which become non throw.
2443 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2444 update_call_expr after updating the flags on the decl.
2446 2008-09-03 Jan Hubicka <jh@suse.cz>
2448 PR tree-optimization/37315
2449 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2450 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2451 (cgraph_analyze_functions): Use node->analyzed
2452 (cgraph_mark_functions_to_output): Likewise.
2453 (cgraph_expand_function): All functions can be released after
2455 (cgraph_optimize): Use gimple_has_body_p.
2456 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2457 (cgraph_decide_inlining_incrementally): Likewise.
2458 (inline_transform): Inline transform.
2459 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2461 (inlinable_function_p): Drop gimple_body check.
2462 (expand_call_inline): Use gimple_has_body_p.
2463 * gimple.c (gimple_has_body_p): New.
2464 * gimple.h (gimple_has_body_p): Add prototype.
2465 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2466 (dump_function_to_file): Use gimple_has_body_p check.
2468 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2471 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2473 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2475 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2477 From Michael Frysinger <michael.frysinger@analog.com>
2478 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2479 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2482 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2485 * doc/extend.texi: Document picoChip builtin functions.
2486 * doc/invoke.texi: Document picoChip options.
2487 * doc/contrib.texi: Add picoChip contribution.
2488 * doc/md.texi: Document picoChip constraints.
2489 * config.gcc: Add picochip-*-*.
2490 * config/picochip/: Add new port.
2492 2008-09-03 Richard Guenther <rguenther@suse.de>
2494 PR tree-optimization/37328
2495 * tree-sra.c (sra_build_assignment): Gimplify properly.
2496 (generate_copy_inout): Take the correct stmt as definition,
2497 remove bogus assert.
2499 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2501 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2504 From Michael Frysinger <michael.frysinger@analog.com>
2505 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2507 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2509 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2510 (__gthread_setspecific): Revert 2008-08-31 change to
2511 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2513 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2515 * diagnostic.c (error_at): New.
2516 * toplev.h (error_at): New prototype.
2517 * c-typeck.c (build_array_ref): Call error_at instead of error.
2518 Pass location to pedwarn.
2520 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2522 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2524 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2526 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2527 VAR_DECL and CONST_DECL.
2529 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2530 Jakub Jelinek <jakub@redhat.com>
2532 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2533 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2534 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2535 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2536 Don't set ix86_save_varrargs_registers.
2537 (ix86_setup_incoming_varargs): Assume cum != NULL.
2538 (ix86_va_start): Check ix86_varargs_gpr_size and
2539 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2540 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2541 from frame pointer if ix86_varargs_gpr_size == 0.
2542 (ix86_compute_frame_layout): Updated.
2543 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2544 (ix86_varargs_gpr_size): Define.
2545 (ix86_varargs_fpr_size): Likewise.
2546 (machine_function): Remove save_varrargs_registers.
2547 Add varargs_gpr_size and varargs_fpr_size.
2549 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2551 * config/alpha/alpha.c (va_list_skip_additions,
2552 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2553 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2556 PR tree-optimization/36766
2557 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2558 for already removed basic blocks.
2561 * real.c (real_maxval): Clear a lower bit to make real_maxval
2562 match get_max_float for IBM long double format.
2564 2008-09-02 Andreas Schwab <schwab@suse.de>
2566 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2567 * configure: Regenerate.
2569 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2571 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2572 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2573 checking for a non-VOID CONSTANT_P.
2575 2008-09-02 Jan Hubicka <jh@suse.cz>
2577 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2578 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2581 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2583 * expr.c (emit_group_store): Don't assert stack temp mode size.
2585 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2586 Tobias Grosser <grosser@fim.uni-passau.de>
2587 Jan Sjodin <jan.sjodin@amd.com>
2588 Harsha Jagasia <harsha.jagasia@amd.com>
2589 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2590 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2591 Adrien Eliche <aeliche@isty.uvsq.fr>
2593 Merge from graphite branch.
2596 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2597 * doc/invoke.texi (-floop-block, -floop-interchange,
2598 -floop-strip-mine): Document new flags.
2599 * tree-into-ssa.c (gimple_vec): Moved...
2600 * tree-loop-distribution.c (rdg_component): Moved...
2601 * cfgloopmanip.c: Include tree-flow.h.
2602 (update_dominators_in_loop): New.
2603 (create_empty_if_region_on_edge): New.
2604 (create_empty_loop_on_edge): New.
2605 (loopify): Use update_dominators_in_loop.
2606 * tree-pass.h (pass_graphite_transforms): Declared.
2607 * configure: Regenerate.
2608 * tree-phinodes.c (make_phi_node): Export.
2609 (add_phi_node_to_bb): New, split from create_phi_node.
2610 * tree-chrec.c (for_each_scev_op): New.
2611 * tree-chrec.h (for_each_scev_op): Declared.
2612 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2613 (remove_statement): Call get_phi_with_result.
2614 * config.in (HAVE_cloog): Undef.
2615 * gdbinit.in (pgg): New.
2616 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2617 * tree-ssa-loop.c (graphite_transforms): New.
2618 (gate_graphite_transforms): New.
2619 (pass_graphite_transforms): New.
2620 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2621 HAVE_cloog): Defined.
2622 * tree-vectorizer.c (rename_variables_in_bb): Export.
2623 * tree-data-ref.c (dr_may_alias_p): Export.
2624 (stmt_simple_memref_p): New.
2625 (find_data_references_in_stmt): Export.
2626 (find_data_references_in_loop): Export.
2627 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2628 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2629 (create_rdg_vertices): Export.
2630 (build_empty_rdg): New.
2631 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2632 * tree-data-ref.h (rdg_component): ... here.
2634 (struct data_reference): Add a field scop.
2636 (find_data_references_in_loop): Declared.
2637 (find_data_references_in_stmt): Declared.
2638 (create_rdg_vertices): Declared.
2639 (dr_may_alias_p): Declared.
2640 (stmt_simple_memref_p): Declared.
2641 (struct rdg_edge): Add a field ddr_p relation.
2642 (build_empty_rdg): Declared.
2643 * lambda.h (lambda_matrix): Declare a VEC of.
2644 (find_induction_var_from_exit_cond): Declared.
2645 (lambda_vector_compare): New.
2646 * common.opt (fgraphite, floop-strip-mine,
2647 floop-interchange, floop-block): New flags.
2648 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2649 * cfgloop.c (is_loop_exit): New.
2650 * cfgloop.h (is_loop_exit): Declared.
2651 (create_empty_if_region_on_edge): Declared.
2652 (create_empty_loop_on_edge): Declared.
2653 * tree-flow.h (add_phi_node_to_bb): Declared.
2654 (make_phi_node): Declared.
2655 (rename_variables_in_bb): Declared.
2656 (perfect_loop_nest_depth): Declared.
2657 (graphite_transform_loops): Declared.
2658 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2659 (graphite.o-warn): Add -Wno-error.
2660 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2661 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2662 (INCLUDES): Add PPLINC, CLOOGINC.
2663 (OBJS-common): Add graphite.o.
2664 (graphite.o): Add rule.
2665 * gimple.h (gimple_vec): ... here.
2666 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2667 * passes.c (init_optimization_passes): Schedule
2668 pass_graphite_transforms.
2670 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2673 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2674 and -fno-toplevel-reorder after handle_options.
2676 2008-09-02 Paul Brook <paul@codesourcery.com>
2678 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2679 (arm_override_options): Set arm_tune_cortex_a9.
2680 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2681 (arm_issue_rate): Handle cortexa9.
2682 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2683 * config/arm/arm-cores.def: Add cortex-a9.
2684 * config/arm/arm-tune.md: Regenerate.
2685 * config/arm/arm.md: Include cortex-a9.md.
2686 (generic_sched, generic_vfp): Add cortexa9.
2687 * config/arm/cortex-a9.md: New file.
2689 2008-09-02 Richard Guenther <rguenther@suse.de>
2691 PR tree-optimization/37327
2692 * tree-vrp.c (register_new_assert_for): Make sure to not have
2693 TREE_OVERFLOW set on the bound.
2695 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2697 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2699 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2700 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2703 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2705 * gcc/config/spu/spu.md (divdf3): Removed.
2707 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2709 PR tree-optimization/37095
2710 * cgraph.c (cgraph_node): When creating new cgraph node after
2711 assembler_name_hash has been populated, record it in the hash
2714 2008-09-01 Paul Brook <paul@codesourcery.com>
2716 * doc/invoke.texi: Document -mword-relocations.
2717 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2718 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2719 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2720 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2721 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2722 (arm_emit_movpair): New function.
2723 (arm_print_operand <c>): Handle sybolic addresses.
2724 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2725 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2726 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2727 * config/arm/arm.opt: Add -mword-relocations.
2728 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2729 (arm_movt, arm_movw): New.
2731 2008-09-01 Paul Brook <paul@codesourcery.com>
2733 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2734 Allow Interworking on ARMv4 EABI based targets.
2735 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2736 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2738 2008-09-01 Paul Brook <paul@codesourcery.com>
2740 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2741 optimized LT0 test. Remove optimization for GT.
2743 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2745 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2746 openmp applications.
2747 * pa-hpux11.h (LIB_SPEC): Likewise.
2749 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2752 2008-09-01 Jan Hubicka <jh@suse.cz>
2754 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2755 present, use only counts; when guessed use only frequencies.
2756 (estimate_bb_frequencies): Use function_frequency.
2757 * profile.c (compute_branch_probabilities): Exit early when
2758 profile reading failed. Set profile_status.
2759 (branch_prob): Do not set profile_status.
2761 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2763 * tree.c (protected_set_expr_location): New.
2764 * tree.h (protected_set_expr_location): New prototype.
2765 * c-tree.h (build_array_ref): Add argument.
2766 (parser_build_unary_op): Same.
2767 * c-typeck.c (build_indirect_ref): Handle new location argument.
2768 (build_array_ref): Same.
2769 (parser_build_unary_op): Same.
2770 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2772 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2774 * c-common.c (finish_label_address_expr): Handle new location argument.
2775 * c-common.h (build_indirect_ref): Add argument.
2776 (finish_label_address_expr): Same.
2777 * c-parser.c (c_parser_unary_expression): Pass location to build
2779 (c_parser_postfix_expression): Same.
2781 2008-09-01 Paul Brook <paul@codesourcery.com>
2783 * config/arm/arm.md: Include cortex-r4f.md.
2784 (attr fpu): Update type list.
2785 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2786 fconstd, fcmps and fcmpd.
2787 (attr tune_cortexr4): Define.
2788 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2789 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2790 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2791 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2792 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2793 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2794 cortex_a8_vfp_farith: Ditto.
2795 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2796 * config/arm/cortex-r4.md: Use tune_cortexr4.
2797 * config/arm/cortex-r4f.md: New file.
2799 2008-09-01 Richard Guenther <rguenther@suse.de>
2801 PR tree-optimization/37305
2802 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2803 the result of constant conversions.
2804 (fold_gimple_assign): Likewise.
2806 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2808 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2809 #ifdef ENABLE_CHECKING.
2811 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2813 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2814 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2815 when !INSN_SCHEDULING.
2817 2008-09-01 Andreas Schwab <schwab@suse.de>
2819 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2821 2008-09-01 Paul Brook <paul@codesourcery.com>
2823 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2825 2008-09-01 Jan Hubicka <jh@suse.cz>
2827 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2829 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2831 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2832 * gimplify.c (gimplify_init_constructor): Add speed operand.
2833 * tree-sra.c (decide_block_copy): Likewise.
2834 * tree-inline.c (estimate_move_cost): Likewise.
2835 * config/alpha/alpha.h (MOVE_RATIO): Update.
2836 * config/frv/frv.c (MOVE_RATIO): Update.
2837 * config/spu/spu.h (MOVE_RATIO): Update.
2838 * config/sparc/sparc.h (MOVE_RATIO): Update.
2839 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2840 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2841 * config/cris/cris.h (MOVE_RATIO): Update.
2842 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2843 * config/arm/arm.h (MOVE_RATIO): Update.
2844 * config/pa/pa.md: Update uses of MOVE_RATIO
2845 * config/pa/pa.h (MOVE_RATIO): Update.
2846 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2847 CLEAR_RATIO, SET_RATIO): Update.
2848 * config/h8300/h8300.h (MOVE_RATIO): Update.
2849 * config/v850/v850.h (MOVE_RATIO): Update.
2850 * config/bfin/bfin.h (MOVE_RATIO): Update.
2852 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2853 Dmitry Melnik <dm@ispras.ru>
2854 Dmitry Zhurikhin <zhur@ispras.ru>
2855 Alexander Monakov <amonakov@ispras.ru>
2856 Maxim Kuvyrkov <maxim@codesourcery.com>
2858 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2859 sel-sched-dump.c, sel-sched-ir.c: New files.
2860 * Makefile.in (OBJS-common): Add selective scheduling object files.
2861 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2862 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2863 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2864 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2865 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2866 (make_forwarder_block): Update loop latch if we have redirected
2867 the loop latch edge.
2868 * cfgloop.c (get_loop_body_in_custom_order): New function.
2869 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2870 (CP_FALLTHRU_PREHEADERS): Likewise.
2871 (get_loop_body_in_custom_order): Declare.
2872 * cfgloopmanip.c (has_preds_from_loop): New.
2873 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2874 Assert that the preheader edge will be fall thru when it is set.
2875 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2876 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2877 fsel-sched-substitution, fselective-scheduling): New flags.
2878 * cse.c (hash_rtx_cb): New.
2880 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2881 sel_sched_insn_cnt): New counters.
2882 * final.c (compute_alignments): Export. Free dominance
2883 info after loop_optimizer_finalize.
2884 * genattr.c (main): Output maximal_insn_latency prototype.
2885 * genautomata.c (output_default_latencies): New.
2886 Factor its code from ...
2887 (output_internal_insn_latency_func): ... here.
2888 (output_internal_maximal_insn_latency_func): New.
2889 (output_maximal_insn_latency_func): New.
2890 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2891 (struct hard_reg_set_iterator): New.
2892 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2893 hard_reg_set_iter_next): New functions.
2894 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2895 * lists.c (remove_free_INSN_LIST_node,
2896 remove_free_EXPR_LIST_node): New functions.
2897 * loop-init.c (loop_optimizer_init): When
2898 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2899 calling create_preheaders.
2900 (loop_optimizer_finalize): Do not verify flow info after reload.
2901 * recog.c (validate_replace_rtx_1): New parameter simplify.
2902 Default it to true. Update all uses. Factor out simplifying
2904 (simplify_while_replacing): ... this new function.
2905 (validate_replace_rtx_part,
2906 validate_replace_rtx_part_nosimplify): New.
2907 * recog.h (validate_replace_rtx_part,
2908 validate_replace_rtx_part_nosimplify): Declare.
2909 * rtl.c (rtx_equal_p_cb): New.
2910 (rtx_equal_p): Use it.
2911 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2912 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2913 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2914 * vecprim.h: Add a vector type for unsigned int.
2915 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2916 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2917 ready_try, cycle_issued_insns, spec_info): Make global.
2918 (readyp): Initialize.
2919 (dfa_lookahead): New global variable.
2920 (old_max_uid, old_last_basic_block): Remove.
2921 (h_i_d): Make it a vector.
2922 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2924 (after_recovery, adding_bb_to_current_region_p):
2925 New variables to handle correct insertion of the recovery code.
2926 (struct ready_list): Move declaration to sched-int.h.
2927 (rgn_n_insns): Removed.
2928 (rtx_vec_t): Move to sched-int.h.
2929 (find_insn_reg_weight): Remove.
2930 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2931 (haifa_init_h_i_d, haifa_finish_h_i_d):
2932 New functions to initialize / finalize haifa instruction data.
2933 (extend_h_i_d, init_h_i_d): Rewrite.
2934 (unlink_other_notes): Move logic to add_to_note_list. Handle
2935 selective scheduler.
2936 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2937 find_fallthru_edge): Make global, remove static prototypes.
2938 (max_issue): Make global. Add privileged_n and state parameters. Use
2940 (extend_global, extend_all): Removed.
2941 (init_before_recovery): Add new param. Fix the handling of the case
2942 when we insert a recovery code before the EXIT which has a predecessor
2943 with a fallthrough edge to it.
2944 (create_recovery_block): Make global. Rename to
2945 sched_create_recovery_block. Update.
2946 (change_pattern): Rename to sched_change_pattern. Make global.
2947 (speculate_insn): Rename to sched_speculate_insn. Make global.
2948 Split haifa-specific functionality into ...
2949 (haifa_change_pattern): New static function.
2950 (sched_extend_bb): New static function.
2951 (sched_init_bbs): New function.
2952 (current_sched_info): Change type to struct haifa_sched_info.
2953 (insn_cost): Adjust for selective scheduling.
2954 (dep_cost_1): New function. Move logic from ...
2955 (dep_cost): ... here.
2956 (dep_cost): Use dep_cost_1.
2957 (contributes_to_priority_p): Use sched_deps_info instead of
2959 (priority): Adjust to work with selective scheduling. Process the
2960 corner case when all dependencies don't contribute to priority.
2961 (rank_for_schedule): Use ds_weak instead of dep_weak.
2962 (advance_state): New function. Move logic from ...
2963 (advance_one_cycle): ... here.
2964 (add_to_note_list, concat_note_lists): New functions.
2965 (rm_other_notes): Make static. Adjust for selective scheduling.
2966 (remove_notes, restore_other_notes): New functions.
2967 (move_insn): Add two arguments. Update assert. Don't call
2969 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2970 Remove more_issue, max_points. Move the code to initialize
2971 max_lookahead_tries to max_issue.
2972 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2973 ready. Adjust use of move_insn. Call restore_other_notes.
2975 (sched_init, sched_finish): Move Haifa-specific initialization/
2977 (haifa_sched_init, haifa_sched_finish): ... respectively.
2979 (setup_sched_dump): New function.
2980 (haifa_init_only_bb): New static function.
2981 (haifa_speculate_insn): New static function.
2982 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2983 (extend_ready, extend_all): Remove.
2984 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2985 (create_check_block_twin, add_to_speculative_block): Use
2986 haifa_insns_init instead of extend_global. Update to use new
2987 initialization functions. Change parameter. Factor out code from
2988 create_check_block_twin to ...
2989 (sched_create_recovery_edges) ... this new function.
2990 (add_block): Remove.
2991 (sched_scan_info): New.
2992 (extend_bb): Use sched_scan_info.
2993 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2994 static functions for walking through scheduling region.
2995 (sched_luids): New vector variable to replace uid_to_luid.
2996 (luids_extend_insn): New function.
2997 (sched_max_luid): New variable.
2998 (luids_init_insn): New function.
2999 (sched_init_luids, sched_finish_luids): New functions.
3000 (insn_luid): New debug function.
3001 (sched_extend_target): New function.
3002 (haifa_init_insn): New static function.
3003 (sched_init_only_bb): New hook.
3004 (sched_split_block): New hook.
3005 (sched_split_block_1): New function.
3006 (sched_create_empty_bb): New hook.
3007 (sched_create_empty_bb_1): New function.
3008 (common_sched_info, ready): New global variables.
3009 (current_sched_info_var): Remove.
3010 (move_block_after_check): Use common_sched_info.
3011 (haifa_luid_for_non_insn): New static function.
3012 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
3013 (increase_insn_priority): New.
3014 * modulo-sched.c: (issue_rate): Remove static declaration.
3015 (sms_sched_info): Change type to haifa_sched_info.
3016 (sms_sched_deps_info, sms_common_sched_info): New variables.
3017 (setup_sched_infos): New.
3018 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
3019 Do not call regstat_free_calls_crossed.
3020 (sms_print_insn): Use const_rtx.
3021 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
3022 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
3023 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
3024 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
3025 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
3026 current_sched_info to use it.
3027 (enum reg_pending_barrier_mode): Move to sched-int.h.
3028 (h_d_i_d): New variable. Initialize to NULL.
3029 ({true, output, anti, spec, forward}_dependency_cache): Initialize
3031 (estimate_dep_weak): Remove static declaration.
3032 (sched_has_condition_p): New function. Adjust users of
3033 sched_get_condition to use it instead.
3034 (conditions_mutex_p): Add arguments indicating which conditions are
3036 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
3037 argument to indicate whether returned condition is reversed. Do not
3038 generate new rtx when condition should be reversed; indicate it by
3039 setting new argument instead.
3040 (add_dependence_list_and_free): Add deps parameter.
3041 Update all users. Do not free dependence list when
3042 deps context is readonly.
3043 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
3045 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
3046 (remove_from_deps): New. Use the above functions.
3047 (cur_insn, can_start_lhs_rhs_p): New static variables.
3048 (add_or_update_back_dep_1): Initialize present_dep_type.
3049 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
3050 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
3051 haifa_note_dep): New functions implementing dependence hooks for
3052 the Haifa scheduler.
3053 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
3054 note_dep): New functions.
3055 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3057 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3058 (free_deps): Initialize deps->reg_last.
3059 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3060 sched_analyze_insn): Update to use dependency hooks infrastructure
3061 and readonly contexts.
3062 (deps_analyze_insn): New function. Move part of logic from ...
3063 (sched_analyze): ... here. Also move some logic to ...
3064 (deps_start_bb): ... here. New function.
3065 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3067 (sched_deps_init): New function. Move code from ...
3068 (init_dependency_caches): ... here. Remove.
3069 (init_deps_data_vector): New.
3070 (sched_deps_finish): New function. Move code from ...
3071 (free_dependency_caches): ... here. Remove.
3072 (init_deps_global, finish_deps_global): Adjust for use with
3073 selective scheduling.
3074 (get_dep_weak): Move logic to ...
3075 (get_dep_weak_1): New function.
3076 (ds_merge): Move logic to ...
3077 (ds_merge_1): New static function.
3078 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3079 (ds_get_max_dep_weak): New function.
3080 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3081 (n_insns): Rename to rgn_n_insns.
3082 (debug_ebb_dependencies): New function.
3083 (init_ready_list): Use it.
3084 (begin_schedule_ready): Use sched_init_only_bb.
3085 (ebb_print_insn): Indicate when an insn starts a new cycle.
3086 (contributes_to_priority, compute_jump_reg_dependencies,
3087 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3088 (add_block1): Remove to ebb_add_block.
3089 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3090 (schedule_ebb): Initialize them. Use remove_notes instead of
3091 rm_other_notes. Use haifa_local_init/finish.
3092 (schedule_ebbs): Use haifa_sched_init/finish.
3093 * sched-int.h: Include vecprim.h, remove rtl.h.
3094 (struct ready_list): Delete declaration.
3095 (sched_verbose_param, enum sched_pass_id_t,
3096 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3097 (struct sched_scan_info_def): New structure.
3098 (sched_scan_info, sched_scan, sched_init_bbs,
3099 sched_init_luids, sched_finish_luids, sched_extend_target,
3100 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3101 (struct common_sched_info_def): New.
3102 (common_sched_info, haifa_common_sched_info,
3103 sched_emulate_haifa_p): Declare.
3105 (sched_luids): Declare.
3106 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3107 (sched_max_luid, insn_luid): Declare.
3108 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3109 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3110 print_insn, print_pattern, print_value, haifa_classify_insn,
3111 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3112 setup_sched_dump, sched_init, sched_finish,
3113 sel_insn_is_speculation_check): Export.
3114 (struct ready_list): Move from haifa-sched.c.
3115 (ready_try, ready, max_issue): Export.
3116 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3117 sched_init_only_bb, sched_split_block, sched_split_block_1,
3118 sched_create_empty_bb, sched_create_empty_bb_1,
3119 sched_create_recovery_block, sched_create_recovery_edges): Export.
3120 (enum reg_pending_barrier_mode): Export.
3121 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3123 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3124 print_insn field. Move add_block and fix_recovery_cfg to
3125 common_sched_info_def. Move compute_jump_reg_dependencies,
3127 (struct sched_deps_info_def): ... this new structure.
3128 (sched_deps_info): Declare.
3129 (struct spec_info_def): Remove weakness_cutoff, add
3130 data_weakness_cutoff and control_weakness_cutoff.
3131 (spec_info): Declare.
3132 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3134 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3135 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3136 (current_sched_info): Change type to struct haifa_sched_info.
3137 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3138 (h_d_i_d): New variable.
3139 (HDID): New accessor macro.
3140 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3141 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3143 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3144 (enum SCHED_FLAGS): Update for selective scheduler.
3145 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3146 (init_dependency_caches, free_dependency_caches): Delete declarations.
3147 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3148 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3149 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3150 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3151 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3153 (rm_other_notes): Delete declaration.
3154 (schedule_block): Remove one argument.
3155 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3156 ready_element, ready_lastpos, sched_extend_ready_list,
3157 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3158 concat_note_lists): Export.
3159 (struct region): Move from sched-rgn.h.
3160 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3161 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3162 BLOCK_TO_BB, CONTAINING_RGN): Export.
3163 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3164 (current_nr_blocks, current_blocks, target_bb): Likewise.
3165 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3166 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3167 sched_rgn_local_init, extend_regions,
3168 rgn_make_new_region_out_of_new_block, compute_priorities,
3169 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3170 extend_rgns, deps_join rgn_setup_common_sched_info,
3171 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3172 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3173 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3174 increase_insn_priority): Likewise.
3175 * sched-rgn.c: Include sel-sched.h.
3176 (ref_counts): New static variable. Use it ...
3177 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3178 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3179 (sched_is_disabled_for_current_region_p): Delete static declaration.
3180 (struct region): Move to sched-int.h.
3181 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3182 ebb_head): Define and initialize.
3183 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3184 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3185 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3187 (find_single_block_region): Add new argument to indicate that EBB
3188 regions should be constructed.
3189 (debug_live): Delete declaration.
3190 (current_nr_blocks, current_blocks, target_bb):
3191 Remove static qualifiers.
3192 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3194 (init_regions): Delete declaration.
3195 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3196 rgn_estimate_number_of_insns): New.
3197 (too_large): Use estimate_number_of_insns.
3198 (haifa_find_rgns): New. Move the code from ...
3199 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3200 (free_trg_info): New.
3201 (compute_trg_info): Allocate candidate tables here instead of ...
3202 (init_ready_list): ... here.
3203 (rgn_print_insn): Use const_rtx.
3204 (contributes_to_priority, extend_regions): Delete static declaration.
3205 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3206 (add_block1): Rename to rgn_add_block.
3207 (debug_rgn_dependencies): Delete static qualifier.
3208 (new_ready): Use sched_deps_info. Simplify.
3209 (rgn_common_sched_info, rgn_const_sched_deps_info,
3210 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3212 (region_sched_info): Rename to rgn_const_sched_info.
3213 (deps_join): New, extracted from ...
3214 (propagate_deps): ... here.
3215 (compute_block_dependences, debug_dependencies): Update for selective
3217 (free_rgn_deps, compute_priorities): New functions.
3218 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3219 sched_rgn_compute_dependencies): New functions.
3220 (schedule_region): Use them.
3221 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3222 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3224 (schedule_insns): Call new functions that were split out.
3225 (rgn_make_new_region_out_of_new_block): New.
3226 (get_rgn_sched_max_insns_priority): New.
3227 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3228 scheduling when appropriate.
3229 * sched-vis.c: Include insn-attr.h.
3230 (print_value, print_pattern): Make global.
3231 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3232 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3233 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3234 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3235 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3236 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3237 hooks. Initialize them to 0.
3238 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3239 * target.h (struct gcc_target): Add them. Rename gen_check field to
3241 * flags.h (sel_sched_switch_set): Declare.
3242 * opts.c (sel_sched_switch_set): New variable.
3243 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3244 pipelining is disabled from command line.
3245 (common_handle_option): Record whether selective scheduling is
3246 requested from command line.
3247 * doc/invoke.texi: Document new flags and parameters.
3248 * doc/tm.texi: Document new target hooks.
3249 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3251 (dfa_state_size): Do not declare locally.
3252 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3253 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3254 rs6000_alloc_sched_context, rs6000_set_sched_context,
3255 rs6000_free_sched_context): New functions.
3256 (struct _rs6000_sched_context): New.
3257 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3259 (rs6000_sched_finish): Do not run for selective scheduling.
3261 2008-08-31 Jan Hubicka <jh@suse.cz>
3263 * frv.c (frv_rtx_costs): Update forward declaration.
3264 * spu.c (spu_rtx_costs): Likewise.
3265 * pdp11.c: Include df.h
3266 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3267 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3268 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3269 * iq2000.c (iq2000_address_cost): Add speed argument.
3270 (iq2000_rtx_costs): Likewise.
3271 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3272 update call of mn10300_address_cost.
3273 * mcore.c: Include df.h
3274 (mcore_rtx_costs): Update prototype.
3275 * score3.c: Include df.h
3276 (score3_rtx_costs): Remove speed argument.
3277 * score7.c: Include df.h
3278 (score7_address_cost): Remove speed argument.
3279 * score-protos.h (score_address_cost): Update prototype.
3280 * score.c: Include df.h
3281 (score_rtx_costs): Update call of costs functions.
3282 * v850.c (v850_rtx_costs): Add bool argument.
3284 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3286 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3288 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3290 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3291 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3293 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3295 * mkmap-flat.awk: Add option pe_dll.
3296 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3297 * config/i386/t-cygwin (SHLIB_LC): Add.
3298 * config/i386/t-mingw32 (SHLIB_LC): Add.
3299 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3300 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3301 (LINK_SPEC): Support libgcc_s.
3302 (LIBGCC_SPEC): Support libgcc_s.
3303 (LIBGCC_SONAME): New.
3305 2008-08-31 Jan Hubicka <jh@suse.cz>
3307 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3308 mistakely had old version of patch.
3310 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3311 (ipcp_estimate_growth): New.
3312 (ipcp_insert_stage): Use ipcp_estimate_growth.
3313 * profile.c (branch_prob): When reading failed, do not consider
3316 2008-08-31 Jan Hubicka <jh@suse.cz>
3318 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3319 loop is optimized for speed.
3321 2008-08-31 Richard Guenther <rguenther@suse.de>
3324 * fold-const.c (fold_binary): Retain conversions in folding
3327 2008-08-31 Jan Hubicka <jh@suse.cz>
3329 * postreload-gcse.c (eliminate_partially_redundant_loads):
3330 Use optimize_bb_for_size_p.
3331 * predict.c (maybe_hot_frequency_p): Make inline.
3332 (maybe_hot_count_p): Break out from ...
3333 (maybe_hot_bb_p): ... this one.
3334 (maybe_hot_edge_p): Simplify.
3335 * basic-block.h (probably_cold_bb_p): Remove.
3337 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3340 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3342 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3343 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3344 Also split V4SFmode.
3345 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3348 2008-08-31 Jan Hubicka <jh@suse.cz>
3350 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3352 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3354 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3357 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3360 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3361 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3363 2008-08-31 Jan Hubicka <jh@suse.cz>
3365 * sparc.h (BRANCH_COST): Fix macro definition.
3366 * avr.c (avr_operand_rtx_cost): Add speed argument.
3367 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3369 2008-08-31 Richard Guenther <rguenther@suse.de>
3371 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3372 types instead of operands. Re-instantiate verifying of
3373 binary expression operands.
3375 2008-08-30 Jan Hubicka <jh@suse.cz>
3377 * fwprop.c (should_replace_address): Add speed attribute.
3378 (PR_OPTIMIZE_FOR_SPEED): New flag.
3379 (propagate_rtx_1): Use it.
3380 (propagate_rtx): Set it.
3381 (try_fwprop_subst): Update call of rtx_costs.
3382 (forward_propagate_and_simplify): LIkewise.
3383 * hooks.c (hook_int_rtx_bool_0): New
3384 (hook_bool_rtx_int_int_intp_false): Replace by ...
3385 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3386 * hooks.h (hook_int_rtx_bool_0): New
3387 (hook_bool_rtx_int_int_intp_false): Replace by ...
3388 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3389 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3390 (prepare_cmp_insn): UPdate call of rtx_cost.
3391 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3392 (reload_cse_simplify_operands): Update call of rtx_cost.
3393 (reload_cse_move2add): call of rtx_cost.
3394 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3395 * rtlanal.c (rtx_cost): Add speed argument.
3396 (address_cost): Add speed argument
3397 (default_address_cost): Likewise.
3398 (insn_rtx_cost): Likewise.
3399 * cfgloopanal.c (seq_cost): Add speed argument.
3400 (target_reg_cost, target_spill_cost): Turn to array.
3401 (init_set_costs): Update for speed.
3402 (estimate_reg_pressure_cost): Add speed argument.
3403 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3404 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3405 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3406 (seq_cost): Add speed argument.
3407 (computation_cost): Add speed arugment.
3408 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3409 (force_expr_to_var_cost): Update for profile info.
3410 (force_var_cost): Likewise.
3411 (split_address_cost): Likewise.
3412 (ptr_difference_cost): Likewise.
3413 (difference_cost): Likewise.
3414 (get_computation_cost_at): Likewise.
3415 (determine_iv_cost): Likewise.
3416 (ivopts_global_cost_for_size): Likewise.
3417 (rewrite_use_address): Likewise.
3418 (tree_ssa_iv_optimize_loop): Initialize speed field.
3419 * cse.c (optimize_this_for_speed_p): New static var.
3420 (notreg_cost): Update call of rtx_cost.
3421 (cse_extended_basic_block): set optimize_this_for_speed_p.
3422 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3423 (noce_try_cmove_arith): Likewise.
3424 (noce_try_sign_mask): LIkewise.
3425 * expr.c (compress_float_constant): Update rtx_cost calls.
3426 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3428 (addr_to_parts): Likewise.
3429 (create_mem_ref): Likewise.
3430 * dse.c (find_shift_sequence): Add speed argument.
3431 (replace_read): Update call.
3432 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3433 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3434 * neg_cost, shift_cost, shiftadd_cost,
3435 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3436 mul_highpart_cost): Increase dimension.
3437 (init_expmed): Initialize for both size and speed.
3438 (expand_shift): Use profile.
3439 (synth_mult): Use profile.
3440 (choose_mult_variant): Use profile.
3441 (expand_mult): Use profile.
3442 (expand_mult_highpart_optab): Use profile.
3443 (expand_mult_highpart): Use profile.
3444 (expand_smod_pow2): Use profile.
3445 (expand_divmod): Use profile.
3446 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3448 * loop-invariant.c (create_new_invariant): Use profile.
3449 (gain_for_invariant): Add speed parameter.
3450 (best_gain_for_invariant): Likewise.
3451 (find_invariants_to_move): Likewise.
3452 (move_single_loop_invariants): Set it.
3453 * target-def.h (TARGET_RTX_COSTS): Use hook.
3454 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3455 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3456 * output.h (default_address_cost): Update prototype.
3457 * combine.c (optimize_this_for_speed_p): New static var.
3458 (combine_validate_cost): Update call of rtx_cost.
3459 (combine_instructions): Set optimize_this_for_speed_p.
3460 (expand_compound_operation): Update call of rtx_cost.
3461 (make_extraction):Update call of rtx_cost.
3462 (force_to_mode):Update call of rtx_cost.
3463 (distribute_and_simplify_rtx):Update call of rtx_cost.
3464 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3465 (estimate_reg_pressure_cost): Update prototype.
3466 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3467 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3469 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3470 (alpha_rtx_costs): Update.
3471 * config/frv/frv.c (frv_rtx_costs): Update.
3472 * config/s390/s390.c (s390_rtx_costs): Update.
3473 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3474 (m32c_rtx_costs): Update.
3475 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3476 (spu_rtx_costs): Update.
3477 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3478 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3479 * config/i386/i386.c (:ix86_address_cost): Update.
3480 (ix86_rtx_costs): Update.
3481 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3482 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3483 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3484 * config/crx/crx.c (crx_address_cost): Update.
3485 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3486 * config/stormy16/stormy16.c
3487 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3488 * config/m68hc11/m68hc11.c
3489 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3490 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3491 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3493 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3495 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3496 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3497 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3498 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3499 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3500 (mcore_rtx_costs): update.
3501 * config/score/score3.c (score3_rtx_costs): Update.
3502 * config/score/score7.c (score7_rtx_costs): Update.
3503 * config/score/score3.h (score3_rtx_costs):Update.
3504 * config/score/score7.h (score7_rtx_costs): Update.
3505 * config/score/score.c (score_rtx_costs): Update.
3506 * config/arm/arm.c (arm_address_cost): Update.
3507 (arm_rtx_costs_1): Update.
3508 (arm_rtx_costs_1): Update.
3509 (arm_size_rtx_costs): Update.
3510 (arm_size_rtx_costs): Update.
3511 (arm_size_rtx_costs): Update.
3512 (arm_xscale_rtx_costs): Update.
3513 (arm_thumb_address_cost): Update.
3514 * config/pa/pa.c (hppa_address_cost): Update.
3515 * config/mips/mips.c (mips_rtx_costs): Update.
3516 * config/vax/vax.c (vax_address_cost): Update.
3517 * config/h8300/h8300.c (h8300_shift_costs): Update.
3518 (h8300_rtx_costs): Update.
3519 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3520 (v850_rtx_costs): Update.
3521 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3522 * config/bfin/bfin.c
3523 (bfin_address_cost): Update.
3524 (bfin_rtx_costs): Update.
3525 * stmt.c (lshift_cheap_p): Update.
3527 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3530 * expmed.c (extract_bit_field_1): Check the mode size to make
3531 sure the vector modes have the same size.
3533 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3535 * dojump.c (top level): Include basic-block.h to declare
3536 optimize_insn_for_speed_p
3538 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3540 * opts.h (CL_SAVE): New option class for marking options that are
3541 target specific options usable in the target attribute.
3542 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3544 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3545 can easily find the target specific options that are safe to use
3546 in the attribute or pragma.
3548 * attribs.c (decl_attributes): Change #pragma GCC option to
3549 #pragma GCC target, and attribute((option(...))) to
3550 attribute((target(...))).
3552 * doc/extend.texi (target attribute): Change from option
3553 attribute. Delete push/pop/reset.
3554 (#pragma GCC target): Change from #pragma GCC option. Delete
3556 (#pragma GCC push_options): Document new pragma.
3557 (#pragma GCC pop_options): Document new pragma.
3558 (#pragma GCC reset_options): Document new pragma.
3560 * targhooks.c (default_target_option_valid_attribute_p): Add
3561 warning about port not supporting target attributes.
3562 (default_target_option_pragma_parse): New function, warn about
3563 #pragma GCC target not being supported.
3565 * targhooks.h (default_target_option_pragma_parse): Add
3568 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3569 TI_CURRENT_OPTION_PRAGMA.
3570 (current_target_pragma): Rename from current_option_pragma.
3572 * target.h: (struct target_option): Delete booleans for changing
3573 the optimization level on hot/cold functions. Change signature of
3574 pragma_parse hook to take a second tree.
3576 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3578 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3579 that the declaration is done at global scope.
3581 * langhooks.c (add_builtin_function_common): Move most of the code
3582 from add_builtin_function here, calling the hook passed in.
3583 (add_builtin_function): Call add_builtin_function_common with
3584 standard builtin hook.
3585 (add_builtin_function_ext_scope): New function to add builtins to
3588 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3590 (add_builtin_function_ext_scope): Add declaration.
3592 * c-pragma.c (handle_pragma_target): Rename from
3593 handle_pragma_option, #pragma GCC option is now #pragma GCC
3594 target. Move warning about port not supporting target options to
3595 default pragma parse hook. Remove push/pop/reset from this
3597 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3598 (option_stack): Delete static variable.
3599 (optimize_stack): Ditto.
3600 (optons_stack): New stack of saved target and optimization
3602 (handle_pragma_push_options): New function to handle pushing both
3603 target and optimization options.
3604 (handle_pragma_pop_options): New function to handle popping both
3605 target and optimization options.
3606 (handle_pragma_reset_options): New function to handle resetting
3607 both target and optimization options to their initial state.
3608 (init_pragma): Rename handle_pragma_option to
3609 handle_pragma_target. Add support for push_options, pop_options,
3610 and reset_options pragmas.
3612 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3613 default_target_option_pragma_parse.
3614 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3615 default_target_option_valid_attribute_p.
3616 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3617 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3618 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3619 optimization level on hot/cold functions.
3621 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3622 if the caller and callee have different optimization levels.
3624 * c-common.c (handle_target_attribute): Rename from
3625 handle_option_attribute, attribute((option(...))) is now
3626 attribute((target(...))). Move warning if the port does not
3627 support target attributes to the default hook.
3628 (handle_hot_attribute): Delete code to change the optimization
3629 level of hot functions.
3630 (handle_cold_attribute): Ditto.
3632 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3633 argument that is the binary tree options to use if there are no
3634 arguments. Call ix86_valid_target_attribute_tree instead of
3635 ix86_valid_option_attribute_tree.
3636 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3637 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3638 ix86_pragma_option_parse.
3640 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3641 Rename from ix86_valid_option_attribute_tree.
3643 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3644 new builtins when the ISA changes.
3645 (ix86_valid_target_attribute_tree): Rename from
3646 ix86_valid_option_attribute_tree. Change callers. If the
3647 function specified optimization options, use those as the starting
3648 point before setting up the target attributes. If the
3649 optimization options were changed in the course of setting the
3650 target attributes, record the new optimization options.
3651 (ix86_valid_target_attribute_tree_inner_p): Rename from
3652 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3653 ix86_add_new_builtins if the ISA changed.
3654 (ix86_valid_target_attribute_p): Rename from
3655 ix86_valid_option_attribute_p. Change callers.
3656 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3657 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3658 as delayed builtin functions.
3659 (struct builtin_isa): New structure to record builtin functions
3660 that should be delayed until the ISA for that function is used.
3661 (ix86_builtins_isa): Change from int to struct to track builtin
3662 functions we want to declare at some point.
3663 (def_builtin): If the front end can delay defining the builtin
3664 functions, don't create builtins for ISAs not part of the default
3666 (def_builtin_const): Ditto.
3667 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3668 __builtin_ia32_pcmov_v2di to be different builtin functions.
3669 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3670 a structure instead of an int.
3671 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3672 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3673 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3674 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3676 * config/ia64/ia64.h
3677 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3678 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3680 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3681 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3682 (LANG_HOOKS_INITIALIZER): Add
3683 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3685 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3688 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3689 the reload address with the index register for SFmode
3690 access with a displacement.
3692 2008-08-30 Jan Hubicka <jh@suse.cz>
3694 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3695 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3696 * dojump.c (do_jump): Likewise.
3697 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3698 (note-if_info): Add BRANCH_COST.
3699 (noce_try_store_flag_constants, noce_try_addcc,
3700 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3701 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3702 find_if_case_2): Use computed branch cost.
3703 * expr.h (BRANCH_COST): Update default.
3704 * predict.c (predictable_edge_p): New function.
3705 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3706 Update BRANCH_COST call.
3707 * basic-block.h (predictable_edge_p): Declare.
3708 * config/alpha/alpha.h (BRANCH_COST): Update.
3709 * config/frv/frv.h (BRANCH_COST): Update.
3710 * config/s390/s390.h (BRANCH_COST): Update.
3711 * config/spu/spu.h (BRANCH_COST): Update.
3712 * config/sparc/sparc.h (BRANCH_COST): Update.
3713 * config/m32r/m32r.h (BRANCH_COST): Update.
3714 * config/i386/i386.h (BRANCH_COST): Update.
3715 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3717 * config/sh/sh.h (BRANCH_COST): Update.
3718 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3719 * config/avr/avr.h (BRANCH_COST): Update.
3720 * config/crx/crx.h (BRANCH_COST): Update.
3721 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3722 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3723 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3724 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3725 * config/ia64/ia64.h (BRANCH_COST): Update.
3726 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3727 * config/arc/arc.h (BRANCH_COST): Update.
3728 * config/score/score.h (BRANCH_COST): Update.
3729 * config/arm/arm.h (BRANCH_COST): Update.
3730 * config/pa/pa.h (BRANCH_COST): Update.
3731 * config/mips/mips.h (BRANCH_COST): Update.
3732 * config/vax/vax.h (BRANCH_COST): Update.
3733 * config/h8300/h8300.h (BRANCH_COST): Update.
3734 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3735 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3736 * doc/tm.texi (BRANCH_COST): Update.
3738 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3741 * config/arm/arm.c (arm_optimization_options): Set
3742 flag_section_anchors to 2 instead of 1 to distinguish it from
3743 -fsection-anchors given explicitely on the command line.
3745 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3747 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3748 final insn of a split.
3750 2008-08-30 Jan Hubicka <jh@suse.cz>
3752 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3753 optimized for speed.
3754 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3755 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3756 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3757 flag_gcse_after_reload_set): New static vars.
3758 (common_handle_option): Enable those flags for profile-use.
3759 (decode_options): Remove optimize_size flags that are handled
3760 on higher granuality.
3761 * tree-vectorizer.c (vectorize_loops): Use
3762 optimize_loop_nest_for_speed_p.
3763 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3764 * tree-predcom.c (tree_predictive_commoning): Use
3765 optimize_loop_for_speed_p.
3766 * varasm.c (assemble_start_function): Use
3767 optimize_function_for_speed_p.
3768 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3769 * predict.c (optimize_loop_for_speed_p): Fix walk.
3771 2008-08-30 Jan Hubicka <jh@suse.cz>
3773 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3775 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3776 profile presence locally.
3778 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3781 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3782 versions before 4.0.
3784 2008-08-29 Jan Hubicka <jh@suse.cz>
3786 * tree-inline.c (insert_init_stmt): Insert sequence even when
3789 2008-08-29 Jeff Law <law@redhat.com>
3791 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3792 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3793 location and class is an FP register.
3795 2008-08-29 Jan Hubicka <jh@suse.cz>
3797 * see.c (see_merge_one_def_extension): Silence used uninitialized
3799 * matrix-reorg.c (check_allocation_function): Likewise.
3800 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3802 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3805 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3806 compute new & and | in type rather than TREE_TYPE (arg0).
3808 * dwarf2out.c (fortran_common): Update comment.
3809 (gen_variable_die): Swap com_die and var_die variables in Fortran
3810 COMMON block handling code.
3812 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3814 * dwarf2out.c (gen_const_die): New function.
3815 (size_of_die, value_format, output_die): Output larger
3816 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3817 (native_encode_initializer): New function.
3818 (tree_add_const_value_attribute): Call it.
3819 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3821 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3822 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3823 TREE_THIS_VOLATILE to add_type_attribute.
3825 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3827 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3830 * dwarf2out.c (loc_by_reference): New function.
3831 (add_location_or_const_value_attribute): Use it.
3834 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3835 as DW_TAG_variable children of DW_TAG_common_block rather than
3836 DW_TAG_member children. Put DW_AT_external to individual
3837 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3839 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3840 loc_descriptor_from_tree_1.
3844 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3845 arguments to imported_module_or_decl.
3846 (debug_nothing_tree_tree): Removed.
3847 (debug_nothing_tree_tree_tree_bool): New prototype.
3848 * debug.c (do_nothing_debug_hooks): Adjust.
3849 (debug_nothing_tree_tree): Removed.
3850 (debug_nothing_tree_tree_tree_bool): New function.
3851 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3852 (gen_variable_die): Put all common vars for the
3853 same COMMON block under one DW_TAG_common_block.
3854 (declare_in_namespace): Return new context_die, for Fortran
3855 return the module DIE instead of adding extra declarations into
3857 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3858 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3859 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3861 (dwarf2out_global_decl): Don't skip Fortran global vars.
3862 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3863 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3864 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3865 DW_TAG_imported_declaration as child of previous
3866 DW_TAG_imported_module.
3867 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3868 * sdbout.c (sdb_debug_hooks): Likewise.
3869 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3871 2008-08-29 Jan Hubicka <jh@suse.cz>
3873 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3875 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3876 * ipa-cp.c (n_cloning_candidates): New static variable.
3877 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3878 (ipcp_print_all_lattices): Improve debug output.
3879 (ipcp_cloning_candidate_p): New function.
3880 (ipcp_initialize_node_lattices): Use it.
3881 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3882 (ipcp_propagate_stage): Prettier debug output.
3883 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3884 (ipcp_print_all_structures): Remove.
3885 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3886 (ipcp_insert_stage): Prettier debug output; call
3887 cgraph_remove_unreachable_nodes before propagating.
3888 (pass_ipa_cp): Schedule function removal pass.
3889 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3891 (cgraph_maybe_hot_edge_p): Move to ...
3892 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3893 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3894 (common_handle_option): Set them; enable ipa-cp when profiling.
3895 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3896 (ipa_print_all_jump_functions): Likewise.
3897 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3898 (ipa_print_node_params, ipa_print_all_params): New.
3899 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3900 ipa_print_all_param_flags): Remove.
3901 (ipa_print_node_params, ipa_print_all_params): New.
3903 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3905 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3906 change from 2008-04-03.
3907 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3909 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3912 * ira-color.c (push_allocnos_to_stack): Truncate
3913 removed_splay_allocno_vec.
3915 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3918 * ira-color (ira_fast_allocation): Don't assign hard registers to
3921 2008-08-29 Jan Hubicka <jh@suse.cz>
3924 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3925 for cold internal loops.
3927 2008-08-29 Richard Guenther <rguenther@suse.de>
3929 * tree-ssa-structalias.c (create_variable_info_for): Do not
3930 create fields for heap vars or vars with a noalias state.
3931 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3934 2008-08-29 Richard Guenther <rguenther@suse.de>
3936 * common.opt (ftree-store-ccp): Mark as preserved for
3937 backward compatibility.
3938 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3939 * tree-pass.h (pass_store_ccp): Remove.
3940 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3941 (first_vdef): Remove declaration.
3942 (get_value_loaded_by): Likewise.
3943 * tree-ssa-ccp.c (do_store_ccp): Remove.
3944 (get_default_value): Simplify as do_store_ccp is always false
3945 now. Do not initialize mem_ref.
3946 (set_value_varying): Likewise.
3947 (canonicalize_float_value): Likewise.
3948 (set_lattice_value): Likewise.
3949 (likely_value): Likewise.
3950 (surely_varying_stmt_p): Likewise.
3951 (ccp_initialize): Likewise.
3952 (ccp_lattice_meet): Likewise.
3953 (ccp_visit_phi_node): Likewise.
3954 (ccp_fold): Likewise.
3955 (evaluate_stmt): Likewise.
3956 (visit_assignment): Likewise.
3957 (ccp_visit_stmt): Likewise.
3958 (execute_ssa_ccp): Fold into ...
3959 (do_ssa_ccp): ... this.
3960 (do_ssa_store_ccp): Remove.
3961 (gate_store_ccp): Likewise.
3962 (pass_store_ccp): Likewise.
3963 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3965 * tree-ssa-propagate.c (first_vdef): Remove.
3966 (get_value_loaded_by): Likewise.
3967 (replace_vuses_in): Likewise.
3968 (substitute_and_fold): Do not call replace_vuses_in.
3969 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3971 2008-08-29 Richard Guenther <rguenther@suse.de>
3974 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3975 PARAM_NOALIAS tags with is_heapvar.
3976 * tree-ssa-operands.c (access_can_touch_variable): Offset
3977 based tests do not apply for heapvars. Fix offset test.
3979 2008-08-29 Jan Hubicka <jh@suse.cz>
3981 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3982 (-fipa-cp-clone): Enabled by default at -O3.
3983 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3984 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3986 2008-08-29 Jan Hubicka <jh@suse.cz>
3988 * tree.c (build_function_type_skip_args,
3989 build_function_decl_skip_args): New functions.
3990 * tree.h (build_function_type_skip_args,
3991 build_function_decl_skip_args): Declare.
3992 * gimple.c (giple_copy_call_skip_args): New function.
3993 (giple_copy_call_skip_args): Declare.
3995 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3996 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3997 (ipcp_node_modifiable_p): ... this one; use
3998 tree_versionable_function_p.
3999 (ipcp_create_replace_map): Improve debug output.
4000 (ipcp_need_redirect_p): Return false when not clonning.
4001 (ipcp_update_callgraph): Skip args.
4002 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
4004 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
4005 (save_inline_function_body): Update call of tree_function_versioning.
4006 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
4007 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
4009 (tree_function_versioning): Likewise.
4010 * tree-inline.h (tree_function_versioning): Update prototype.
4012 2008-08-29 Jan Hubicka <jh@suse.cz>
4014 * loop-unswitch.c (unswitch_single_loop): Use
4015 optimize_loop_for_speed_p.
4016 * tree-ssa-threadupdate.c (mark_threaded_blocks):
4017 Use optimize_function_for_size_p.
4018 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
4019 * postreload-gcse.c (eliminate_partially_redundant_load):
4020 Use optimize_bb_for_size_p.
4021 * value-prof.c (gimple_divmod_fixed_value_transform,
4022 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
4023 gimple_stringops_transform): Use optimize_bb_for_size_p.
4024 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
4025 * final.c (compute_alignments): Use optimize_function_for_size_p.
4026 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
4027 (fold_builtin_strcpy, fold_builtin_fputs): Use
4028 optimize_function_for_size_p.
4029 * fold-const.c (tree_swap_operands_p): Use
4030 optimize_function_for_size_p.
4031 * recog.c (relax_delay_slots): Likewise.
4032 * tree-ssa-math-opts.c (replace_reciprocal):
4033 Use optimize_bb_for_speed_p.
4034 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
4035 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
4036 optimize_function_for_size_p.
4037 (cgraph_decide_inlining_of_small_function): Use
4038 optimize_function_for_size_p.
4039 * global.c (find_reg): Use optimize_function_for_size_p.
4040 * opts.c (decode_options): Do not clear flag_tree_ch,
4041 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
4042 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
4043 work it out from profile.
4044 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
4045 optimize_loop_for_speed_p.
4046 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4048 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
4049 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
4050 * tree-eh.c (decide_copy_try_finally): Use
4051 optimize_function_for_size_p.
4052 * local-alloc.c (block_alloc): Pass BB pointer.
4053 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
4054 * gcse.c (gcse_main): Use optimize_function_for_size_p.
4055 * loop-unroll.c (decide_unrolling_and_peeling):
4056 Use optimize_loop_for_size_p.
4057 (decide_peel_completely): Likewise.
4058 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4059 optimize_loop_for_size_p.
4060 (vect_enhance_data_refs_alignment): Likewise.
4061 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4062 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4064 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4065 (try_crossjump_bb): Use optimize_bb_for_size_p.
4066 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4067 optimize_loop_for_speed_p.
4068 * bb-reorder.c (find_traces_1_round): Likewise.
4069 (copy_bb): Use optimize_bb_for_speed_p.
4070 (duplicate_computed_gotos): Likewise.
4071 * basic-block.h (optimize_loop_nest_for_size_p,
4072 optimize_loop_nest_for_speed_p): New.
4073 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4075 2008-08-29 Tristan Gingold <gingold@adacore.com>
4077 * gcov.c (main): Call expandargv.
4079 2008-08-29 Jan Hubicka <jh@suse.cz>
4081 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4083 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4085 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4086 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4088 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4090 2008-08-29 Jan Hubicka <jh@suse.cz>
4092 * tree-pass.h (pass_strip_predict_hints): Declare.
4093 * predict.c (strip_builtin_expect): Rename to ...
4094 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4095 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4096 (tree_estimate_probability): Do not strip builtin_expect.
4097 (pass_strip_predict_hints): New pass.
4098 * tree-inline.c (expand_call_inline): When inlining cold function,
4099 predict it as unlikely.
4100 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4102 2008-08-29 Richard Guenther <rguenther@suse.de>
4104 PR tree-optimization/37207
4105 * tree-vrp.c (extract_range_from_binary_expr): Also try
4106 to constant fold if only one of the operands is a constant.
4108 2008-08-29 Nick Clifton <nickc@redhat.com>
4110 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4111 the same way as SYMBOL_REFs.
4113 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4115 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4117 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4119 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4120 * config/mips/mips.md (branch_likely): Remove const. Fix
4122 (define_delay for type "branch"): Change to only apply for branch
4123 with likely variant.
4124 (define_delay for type "branch" and "branch_likely" no). New delay
4126 (equality_op): New code iterator.
4127 (bbv, bbinv): New code attributes.
4128 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4131 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4132 Andrew Pinski <pinskia@gcc.gnu.org>
4135 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4137 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4139 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4140 rule that a symbolic constant must be defined and >= 0 for the
4141 corresponding facility to be present at compile-time.
4142 * gthr-posix.c: Likewise.
4144 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4146 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4147 * config/mips/mips.md (D): New mode attribute.
4148 (mulsi3, muldi3): Merge it into ...
4149 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4150 (muldi3_mul3): New pattern.
4151 (mulsi3_mult3): Rename to mulsi3_mul3.
4153 2008-08-28 Jan Hubicka <jh@suse.cz>
4155 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4157 * predict.c (always_optimize_for_size_p): Rename to ...
4158 (optimize_function_for_size): ... this one; make extern.
4159 (optimize_function_for_speed_p): New.
4160 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4161 optimize_edge_for_size_p,optimize_edge_for_size_p,
4162 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4163 * basic-block.h (optimize_function_for_size_p,
4164 optimize_function_for_speed_p): Declare.
4165 * i386.md (optimize_size checks): Replace them by appropriate
4167 (standard_80387_constant_p, ix86_compute_frame_layout,
4168 ix86_expand_epilogue, ix86_decompose_address,
4169 print_operand, emit_i387_cw_initialization,
4170 inline_memory_move_cost, ix86_pad_returns,
4171 ix86_reorg): Replace optimize_size checks.
4173 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4175 * rtl.h (simplify_subreg_regno): Declare.
4176 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4177 * simplify-rtx.c (simplify_subreg): ...here.
4178 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4179 subreg_offset_representable_p.
4181 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4184 * c-typeck.c (convert_for_assignment): Give a note describing what
4185 was passed and what was expected.
4187 2008-08-28 Joey Ye <joey.ye@intel.com>
4189 * doc/extend.texi: Document AVX built-in functions.
4190 * doc/invoke.texi: Document -mavx.
4192 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4193 Joey Ye <joey.ye@intel.com>
4194 Xuepeng Guo <xuepeng.guo@intel.com>
4196 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4198 * config/i386/cpuid.h (bit_FMA): New.
4199 (bit_XSAVE): Likewise.
4200 (bit_OSXSAVE): Likewise.
4201 (bit_AVX): Likewise.
4203 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4204 define. Use ASM_OUTPUT_AVX_PREFIX.
4206 * config/i386/gmmintrin.h: New.
4208 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4209 (OPTION_MASK_ISA_AVX_SET): New.
4210 (OPTION_MASK_ISA_FMA_SET): Likewise.
4211 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4212 (OPTION_MASK_ISA_FMA_SET): Likewise.
4213 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4214 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4215 (pta_flags): Add PTA_AVX and PTA_FMA.
4216 (override_options): Handle PTA_AVX and PTA_FMA.
4217 (init_cumulative_args): Handle warn_avx.
4218 (classify_argument): Return 0 for COImode and OImode. Return
4219 1 and X86_64_AVX_CLASS for 256bit vector types.
4220 (examine_argument): Handle X86_64_AVX_CLASS.
4221 (construct_container): Likewise.
4222 (function_arg_advance_32): Pass OImode and 256bit vector types
4224 (function_arg_advance_64): Take a new argument to indicate if a
4225 parameter is named. Handle 256bit vector types. Return
4226 immediately for unnamed 256bit vector mode parameters.
4227 (function_arg_advance): Updated.
4228 (function_arg_32): Add comments for TImode. Handle OImode
4229 and 256bit vector types.
4230 (function_arg_64): Take a new argument to indicate if a
4231 parameter is named. Handle 256bit vector types. Return NULL
4232 for unnamed 256bit vector mode parameters.
4233 (function_arg): Updated.
4234 (setup_incoming_varargs_64): Support
4235 AVX encoding for *sse_prologue_save_insn.
4236 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4237 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4238 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4239 enabled, otherwise return -3.
4240 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4242 (print_reg): Support AVX registers. Handle 'x' and 't'.
4243 Handle 'd' to duplicate the operand.
4244 (print_operand): Likewise. Also support AVX vector compare
4246 (output_387_binary_op): Support AVX.
4247 (output_fp_compare): Likewise.
4248 (ix86_expand_vector_move_misalign): Likewise.
4249 (ix86_attr_length_vex_default): New.
4250 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4251 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4252 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4253 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4254 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4255 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4256 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4257 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4258 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4259 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4260 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4261 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4262 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4263 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4264 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4265 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4266 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4267 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4268 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4269 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4270 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4271 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4272 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4273 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4274 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4275 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4276 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4277 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4278 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4279 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4280 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4281 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4282 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4283 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4284 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4285 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4286 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4287 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4288 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4289 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4290 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4291 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4292 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4293 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4294 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4295 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4296 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4297 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4298 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4299 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4300 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4301 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4302 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4303 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4304 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4305 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4306 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4307 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4308 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4309 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4310 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4311 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4312 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4313 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4314 and IX86_BUILTIN_MOVMSKPS256,
4315 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4316 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4317 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4318 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4319 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4320 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4321 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4322 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4323 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4324 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4325 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4326 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4327 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4328 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4329 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4330 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4331 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4332 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4333 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4334 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4335 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4336 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4337 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4338 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4339 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4340 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4341 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4342 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4343 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4344 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4345 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4346 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4347 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4348 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4349 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4350 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4351 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4352 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4353 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4354 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4355 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4356 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4357 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4358 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4359 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4360 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4361 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4362 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4363 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4364 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4365 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4366 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4367 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4368 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4369 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4370 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4371 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4372 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4374 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4375 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4376 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4377 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4378 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4379 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4380 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4381 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4382 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4383 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4384 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4385 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4386 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4387 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4388 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4389 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4390 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4391 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4392 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4393 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4394 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4395 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4396 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4397 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4398 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4399 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4400 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4401 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4402 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4403 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4404 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4405 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4406 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4407 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4408 IX86_BUILTIN_MOVMSKPS256.
4409 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4410 (ix86_expand_args_builtin): Likewise.
4411 (ix86_expand_special_args_builtin): Likewise.
4412 (ix86_hard_regno_mode_ok): Handle AVX modes.
4413 (ix86_expand_vector_init_duplicate): Likewise.
4414 (ix86_expand_vector_init_one_nonzero): Likewise.
4415 (ix86_expand_vector_init_one_var): Likewise.
4416 (ix86_expand_vector_init_concat): Likewise.
4417 (ix86_expand_vector_init_general): Likewise.
4418 (ix86_expand_vector_set): Likewise.
4419 (ix86_vector_mode_supported_p): Likewise.
4420 (x86_extended_reg_mentioned_p): Check INSN_P before using
4423 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4424 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4426 * config/i386/i386.h (TARGET_AVX): New.
4427 (TARGET_FMA): Likewise.
4428 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4429 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4430 (VALID_AVX256_REG_MODE): New.
4431 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4432 (AVX_FLOAT_MODE_P): Likewise.
4433 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4434 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4435 (AVX_VEC_FLOAT_MODE_P): Likewise.
4436 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4437 (ASM_OUTPUT_OPCODE): Likewise.
4438 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4440 (SSE_REG_MODE_P): Allow 256bit vector modes.
4441 (ix86_args): Add a warn_avx field.
4443 * config/i386/i386.md (UNSPEC_PCMP): New.
4444 (UNSPEC_VPERMIL): Likewise.
4445 (UNSPEC_VPERMIL2): Likewise.
4446 (UNSPEC_VPERMIL2F128): Likewise.
4447 (UNSPEC_MASKLOAD): Likewise.
4448 (UNSPEC_MASKSTORE): Likewise.
4449 (UNSPEC_CAST): Likewise.
4450 (UNSPEC_VTESTP): Likewise.
4451 (UNSPECV_VZEROALL): Likewise.
4452 (UNSPECV_VZEROUPPER): Likewise.
4453 (XMM0_REG): Likewise.
4454 (XMM1_REG): Likewise.
4455 (XMM2_REG): Likewise.
4456 (XMM3_REG): Likewise.
4457 (XMM4_REG): Likewise.
4458 (XMM5_REG): Likewise.
4459 (XMM6_REG): Likewise.
4460 (XMM8_REG): Likewise.
4461 (XMM9_REG): Likewise.
4462 (XMM10_REG): Likewise.
4463 (XMM11_REG): Likewise.
4464 (XMM12_REG): Likewise.
4465 (XMM13_REG): Likewise.
4466 (XMM14_REG): Likewise.
4467 (XMM15_REG): Likewise.
4469 (prefix_vex_imm8): Likewise.
4470 (prefix_vex_w): Likewise.
4471 (length_vex): Likewise.
4474 (*avx_ashlti3): Likewise.
4475 (*avx_lshrti3): Likewise.
4476 (*avx_setcc<mode>): Likewise.
4477 (*fop_<mode>_comm_mixed_avx): Likewise.
4478 (*fop_<mode>_comm_avx): Likewise.
4479 (*fop_<mode>_1_mixed_avx): Likewise.
4480 (*fop_<mode>_1_avx): Likewise.
4481 (*avx_<code><mode>3): Likewise.
4482 (*avx_ieee_smin<mode>3): Likewise.
4483 (*avx_ieee_smax<mode>3): Likewise.
4484 (mode): Add OI, V8SF and V4DF.
4485 (length): Support VEX prefix.
4486 (*cmpfp_i_mixed): Set prefix attribute.
4487 (*cmpfp_i_sse): Likewise.
4488 (*cmpfp_iu_mixed): Likewise.
4489 (*cmpfp_iu_sse): Likewise.
4490 (*movsi_1): Support AVX.
4491 (*movdi_2): Likewise.
4492 (*movdi_1_rex64): Likewise.
4493 (*movti_internal): Likewise.
4494 (*movti_rex64): Likewise.
4495 (*movsf_1): Likewise.
4496 (*movdf_nointeger): Likewise.
4497 (*movdf_integer_rex64): Likewise.
4498 (*movtf_internal): Likewise.
4499 (zero_extendsidi2_32): Likewise.
4500 (zero_extendsidi2_rex64): Likewise.
4501 (*extendsfdf2_mixed): Likewise.
4502 (*extendsfdf2_sse): Likewise.
4503 (*truncdfsf_fast_mixed): Likewise.
4504 (*truncdfsf_fast_sse): Likewise.
4505 (*truncdfsf_mixed): Likewise.
4506 (fix_trunc<mode>di_sse): Likewise.
4507 (fix_trunc<mode>si_sse): Likewise.
4508 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4509 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4510 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4511 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4512 (*rcpsf2_sse): Likewise.
4513 (*rsqrtsf2_sse): Likewise.
4514 (*sqrt<mode>2_sse): Likewise.
4515 (sse4_1_round<mode>2): Likewise.
4516 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4517 Support AVX. Set length attribute properly for AVX.
4519 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4520 (VECTOR_MODES (FLOAT, 32)): Likewise.
4521 (VECTOR_MODE (INT, DI, 8)): Likewise.
4522 (VECTOR_MODE (INT, HI, 32)): Likewise.
4523 (VECTOR_MODE (INT, QI, 64)): Likewise.
4524 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4525 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4526 (VECTOR_MODE (INT, DI, 4)): Removed.
4527 (VECTOR_MODE (INT, SI, 8)): Likewise.
4528 (VECTOR_MODE (INT, HI, 16)): Likewise.
4529 (VECTOR_MODE (INT, QI, 32)): Likewise.
4530 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4531 (INT_MODE (OI, 32)): Likewise.
4533 * config/i386/i386.opt (mavx): New.
4536 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4538 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4539 (*mov<mode>_internal_avx): New.
4540 (*movv2sf_internal_rex64_avx): Likewise.
4541 (*movv2sf_internal_avx): Likewise.
4543 * config/i386/predicates.md (const_4_to_5_operand): New.
4544 (const_6_to_7_operand): Likewise.
4545 (const_8_to_11_operand): Likewise.
4546 (const_12_to_15_operand): Likewise.
4547 (avx_comparison_float_operator): Likewise.
4549 * config/i386/sse.md (AVX256MODEI): New.
4550 (AVX256MODE): Likewise.
4551 (AVXMODEQI): Likewise.
4552 (AVXMODE): Likewise.
4553 (AVX256MODEF2P): Likewise.
4554 (AVX256MODE2P): Likewise.
4555 (AVX256MODE4P): Likewise.
4556 (AVX256MODE8P): Likewise.
4557 (AVXMODEF2P): Likewise.
4558 (AVXMODEF4P): Likewise.
4559 (AVXMODEDCVTDQ2PS): Likewise.
4560 (AVXMODEDCVTPS2DQ): Likewise.
4561 (avxvecmode): Likewise.
4562 (avxvecpsmode): Likewise.
4563 (avxhalfvecmode): Likewise.
4564 (avxscalarmode): Likewise.
4565 (avxcvtvecmode): Likewise.
4566 (avxpermvecmode): Likewise.
4567 (avxmodesuffixf2c): Likewise.
4568 (avxmodesuffixp): Likewise.
4569 (avxmodesuffixs): Likewise.
4570 (avxmodesuffix): Likewise.
4571 (vpermilbits): Likewise.
4572 (pinsrbits): Likewise.
4573 (mov<mode>): Likewise.
4574 (*mov<mode>_internal): Likewise.
4575 (push<mode>1): Likewise.
4576 (movmisalign<mode>): Likewise.
4577 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4578 (avx_movdqu<avxmodesuffix>): Likewise.
4579 (avx_lddqu<avxmodesuffix>): Likewise.
4580 (<plusminus_insn><mode>3): Likewise.
4581 (*avx_<plusminus_insn><mode>3): Likewise.
4582 (*avx_vm<plusminus_insn><mode>3): Likewise.
4583 (mul<mode>3): Likewise.
4584 (*avx_mul<mode>3): Likewise.
4585 (*avx_vmmul<mode>3): Likewise.
4586 (divv8sf3): Likewise.
4587 (divv4df3): Likewise.
4588 (avx_div<mode>3): Likewise.
4589 (*avx_div<mode>3): Likewise.
4590 (*avx_vmdiv<mode>3): Likewise.
4591 (avx_rcpv8sf2): Likewise.
4592 (*avx_vmrcpv4sf2): Likewise.
4593 (sqrtv8sf2): Likewise.
4594 (avx_sqrtv8sf2): Likewise.
4595 (*avx_vmsqrt<mode>2): Likewise.
4596 (rsqrtv8sf2): Likewise.
4597 (avx_rsqrtv8sf2): Likewise.
4598 (*avx_vmrsqrtv4sf2): Likewise.
4599 (<code><mode>3): Likewise.
4600 (*avx_<code><mode>3_finite): Likewise.
4601 (*avx_<code><mode>3): Likewise.
4602 (*avx_vm<code><mode>3): Likewise.
4603 (*avx_ieee_smin<mode>3): Likewise.
4604 (*avx_ieee_smax<mode>3): Likewise.
4605 (avx_addsubv8sf3): Likewise.
4606 (avx_addsubv4df3): Likewise.
4607 (*avx_addsubv4sf3): Likewise.
4608 (*avx_addsubv2df3): Likewise.
4609 (avx_h<plusminus_insn>v4df3): Likewise.
4610 (avx_h<plusminus_insn>v8sf3): Likewise.
4611 (*avx_h<plusminus_insn>v4sf3): Likewise.
4612 (*avx_h<plusminus_insn>v2df3): Likewise.
4613 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4614 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4615 (*avx_maskcmp<mode>3): Likewise.
4616 (avx_nand<mode>3): Likewise.
4617 (*avx_<code><mode>3): Likewise.
4618 (*avx_nand<mode>3): Likewise.
4619 (*avx_<code><mode>3): Likewise.
4620 (*avx_cvtsi2ss): Likewise.
4621 (*avx_cvtsi2ssq): Likewise.
4622 (*avx_cvtsi2sd): Likewise.
4623 (*avx_cvtsi2sdq): Likewise.
4624 (*avx_cvtsd2ss): Likewise.
4625 (avx_cvtss2sd): Likewise.
4626 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4627 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4628 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4629 (*avx_cvtsi2sd): Likewise.
4630 (*avx_cvtsi2sdq): Likewise.
4631 (avx_cvtdq2pd256): Likewise.
4632 (avx_cvtpd2dq256): Likewise.
4633 (avx_cvttpd2dq256): Likewise.
4634 (*avx_cvtsd2ss): Likewise.
4635 (*avx_cvtss2sd): Likewise.
4636 (avx_cvtpd2ps256): Likewise.
4637 (avx_cvtps2pd256): Likewise.
4638 (*avx_movhlps): Likewise.
4639 (*avx_movlhps): Likewise.
4640 (avx_unpckhps256): Likewise.
4641 (*avx_unpckhps): Likewise.
4642 (avx_unpcklps256): Likewise.
4643 (*avx_unpcklps): Likewise.
4644 (avx_movshdup256): Likewise.
4645 (avx_movsldup256): Likewise.
4646 (avx_shufps256): Likewise.
4647 (avx_shufps256_1): Likewise.
4648 (*avx_shufps_<mode>): Likewise.
4649 (*avx_loadhps): Likewise.
4650 (*avx_storelps): Likewise.
4651 (*avx_loadlps): Likewise.
4652 (*avx_movss): Likewise.
4653 (*vec_dupv4sf_avx): Likewise.
4654 (*vec_concatv2sf_avx): Likewise.
4655 (*vec_concatv4sf_avx): Likewise.
4656 (*vec_setv4sf_0_avx): Likewise.
4657 (*vec_setv4sf_avx): Likewise.
4658 (*avx_insertps): Likewise.
4659 (avx_vextractf128<mode>): Likewise.
4660 (vec_extract_lo_<mode>): Likewise.
4661 (vec_extract_hi_<mode>): Likewise.
4662 (vec_extract_lo_<mode>): Likewise.
4663 (vec_extract_hi_<mode>): Likewise.
4664 (vec_extract_lo_v16hi): Likewise.
4665 (vec_extract_hi_v16hi): Likewise.
4666 (vec_extract_lo_v32qi): Likewise.
4667 (vec_extract_hi_v32qi): Likewise.
4668 (avx_unpckhpd256): Likewise.
4669 (*avx_unpckhpd): Likewise.
4670 (avx_movddup256): Likewise.
4671 (*avx_movddup): Likewise.
4672 (avx_unpcklpd256): Likewise.
4673 (*avx_unpcklpd): Likewise.
4674 (avx_shufpd256): Likewise.
4675 (avx_shufpd256_1): Likewise.
4676 (*avx_punpckhqdq): Likewise.
4677 (*avx_punpcklqdq): Likewise.
4678 (*avx_shufpd_<mode>): Likewise.
4679 (*avx_storehpd): Likewise.
4680 (*avx_loadhpd): Likewise.
4681 (*avx_loadlpd): Likewise.
4682 (*avx_movsd): Likewise.
4683 (*vec_concatv2df_avx): Likewise.
4684 (*avx_<plusminus_insn><mode>3): Likewise.
4685 (*avx_<plusminus_insn><mode>3): Likewise.
4686 (*avx_mulv8hi3): Likewise.
4687 (*avxv8hi3_highpart): Likewise.
4688 (*avx_umulv8hi3_highpart): Likewise.
4689 (*avx_umulv2siv2di3): Likewise.
4690 (*avx_mulv2siv2di3): Likewise.
4691 (*avx_pmaddwd): Likewise.
4692 (*avx_mulv4si3): Likewise.
4693 (*avx_ashr<mode>3): Likewise.
4694 (*avx_lshr<mode>3): Likewise.
4695 (*avx_ashl<mode>3): Likewise.
4696 (*avx_<code><mode>3): Likewise.
4697 (*avx_eq<mode>3): Likewise.
4698 (*avx_gt<mode>3): Likewise.
4699 (*avx_nand<mode>3): Likewise.
4700 (*avx_nand<mode>3): Likewise.
4701 (*avx_<code><mode>3): Likewise.
4702 (*avx_<code><mode>3): Likewise.
4703 (*avx_packsswb): Likewise.
4704 (*avx_packssdw): Likewise.
4705 (*avx_packuswb): Likewise.
4706 (*avx_punpckhbw): Likewise.
4707 (*avx_punpcklbw): Likewise.
4708 (*avx_punpckhwd): Likewise.
4709 (*avx_punpcklwd): Likewise.
4710 (*avx_punpckhdq): Likewise.
4711 (*avx_punpckldq): Likewise.
4712 (*avx_pinsr<avxmodesuffixs>): Likewise.
4713 (*avx_pinsrq): Likewise.
4714 (*avx_loadld): Likewise.
4715 (*vec_extractv2di_1_rex64_avx): Likewise.
4716 (*vec_extractv2di_1_avx): Likewise.
4717 (*vec_dupv2di_avx): Likewise.
4718 (*vec_concatv2si_avx): Likewise.
4719 (*vec_concatv4si_1_avx): Likewise.
4720 (*vec_concatv2di_avx): Likewise.
4721 (*vec_concatv2di_rex64_avx): Likewise.
4722 (*avx_uavgv16qi3): Likewise.
4723 (*avx_uavgv8hi3): Likewise.
4724 (*avx_psadbw): Likewise.
4725 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4726 (*avx_phaddwv8hi3): Likewise.
4727 (*avx_phadddv4si3): Likewise.
4728 (*avx_phaddswv8hi3): Likewise.
4729 (*avx_phsubwv8hi3): Likewise.
4730 (*avx_phsubdv4si3): Likewise.
4731 (*avx_phsubswv8hi3): Likewise.
4732 (*avx_pmaddubsw128): Likewise.
4733 (*avx_pmulhrswv8hi3): Likewise.
4734 (*avx_pshufbv16qi3): Likewise.
4735 (*avx_psign<mode>3): Likewise.
4736 (*avx_palignrti): Likewise.
4737 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4738 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4739 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4740 (*avx_mpsadbw): Likewise.
4741 (*avx_packusdw): Likewise.
4742 (*avx_pblendvb): Likewise.
4743 (*avx_pblendw): Likewise.
4744 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4745 (avx_ptest256): Likewise.
4746 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4747 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4748 (*avx_aesenc): Likewise.
4749 (*avx_aesenclast): Likewise.
4750 (*avx_aesdec): Likewise.
4751 (*avx_aesdeclast): Likewise.
4752 (avx_vzeroupper): Likewise.
4753 (avx_vzeroupper_rex64): Likewise.
4754 (avx_vpermil<mode>): Likewise.
4755 (avx_vpermilvar<mode>3): Likewise.
4756 (avx_vpermil2<mode>3): Likewise.
4757 (avx_vperm2f128<mode>3): Likewise.
4758 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4759 (avx_vbroadcastss256): Likewise.
4760 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4761 (avx_vinsertf128<mode>): Likewise.
4762 (vec_set_lo_<mode>): Likewise.
4763 (vec_set_hi_<mode>): Likewise.
4764 (vec_set_lo_<mode>): Likewise.
4765 (vec_set_hi_<mode>): Likewise.
4766 (vec_set_lo_v16hi): Likewise.
4767 (vec_set_hi_v16hi): Likewise.
4768 (vec_set_lo_v32qi): Likewise.
4769 (vec_set_hi_v32qi): Likewise.
4770 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4771 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4772 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4773 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4774 (vec_init<mode>): Likewise.
4775 (*vec_concat<mode>_avx): Likewise.
4776 (blendbits): Support V8SF and V4DF.
4777 (sse2_movq128): Support AVX.
4778 (<sse>_movnt<mode>): Likewise.
4779 (sse2_movntv2di): Likewise.
4780 (sse_rcpv4sf2): Likewise.
4781 (sse_sqrtv4sf2): Likewise.
4782 (sse_rsqrtv4sf2): Likewise.
4783 (<sse>_comi): Likewise.
4784 (<sse>_ucomi): Likewise.
4785 (sse_cvtss2si): Likewise.
4786 (sse_cvtss2si_2): Likewise.
4787 (sse_cvtss2siq): Likewise.
4788 (sse_cvtss2siq_2): Likewise.
4789 (sse_cvttss2si): Likewise.
4790 (sse_cvttss2siq): Likewise.
4791 (sse2_cvtsd2si): Likewise.
4792 (sse2_cvtsd2si_2): Likewise.
4793 (sse2_cvtsd2siq): Likewise.
4794 (sse2_cvtsd2siq_2): Likewise.
4795 (sse2_cvttsd2si): Likewise.
4796 (sse2_cvttsd2siq): Likewise.
4797 (sse2_cvtdq2pd): Likewise.
4798 (*sse2_cvtpd2dq): Likewise.
4799 (*sse2_cvttpd2dq): Likewise.
4800 (*sse2_cvtpd2ps): Likewise.
4801 (sse2_cvtps2pd): Likewise.
4802 (sse3_movshdup): Likewise.
4803 (sse3_movsldup): Likewise.
4804 (sse_storehps): Likewise.
4805 (*sse4_1_extractps): Likewise.
4806 (sse2_storelpd): Likewise.
4807 (vec_dupv2df_sse3): Likewise.
4808 (*vec_concatv2df_sse3): Likewise.
4809 (*sse4_1_pextrb): Likewise.
4810 (*sse4_1_pextrb_memory): Likewise.
4811 (*sse2_pextrw): Likewise.
4812 (*sse4_1_pextrw_memory): Likewise.
4813 (*sse4_1_pextrd): Likewise.
4814 (*sse4_1_pextrq): Likewise.
4815 (sse2_pshufd_1): Likewise.
4816 (sse2_pshuflw_1): Likewise.
4817 (sse2_pshufhw_1): Likewise.
4818 (*sse2_storeq_rex64): Likewise.
4819 (*vec_dupv4si): Likewise.
4820 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4821 (sse2_pmovmskb): Likewise.
4822 (*sse2_maskmovdqu): Likewise.
4823 (*sse2_maskmovdqu_rex64): Likewise.
4824 (sse_ldmxcsr): Likewise.
4825 (sse_stmxcsr): Likewise.
4826 (abs<mode>2): Likewise.
4827 (sse4_1_movntdqa): Likewise.
4828 (sse4_1_phminposuw): Likewise.
4829 (sse4_1_extendv8qiv8hi2): Likewise.
4830 (*sse4_1_extendv8qiv8hi2): Likewise.
4831 (sse4_1_extendv4qiv4si2): Likewise.
4832 (*sse4_1_extendv4qiv4si2): Likewise.
4833 (sse4_1_extendv2qiv2di2): Likewise.
4834 (*sse4_1_extendv2qiv2di2): Likewise.
4835 (sse4_1_extendv4hiv4si2): Likewise.
4836 (*sse4_1_extendv4hiv4si2): Likewise.
4837 (sse4_1_extendv2hiv2di2): Likewise.
4838 (*sse4_1_extendv2hiv2di2): Likewise.
4839 (sse4_1_extendv2siv2di2): Likewise.
4840 (*sse4_1_extendv2siv2di2): Likewise.
4841 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4842 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4843 (sse4_1_zero_extendv4qiv4si2): Likewise.
4844 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4845 (sse4_1_zero_extendv2qiv2di2): Likewise.
4846 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4847 (sse4_1_zero_extendv4hiv4si2): Likewise.
4848 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4849 (sse4_1_zero_extendv2hiv2di2): Likewise.
4850 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4851 (sse4_1_zero_extendv2siv2di2): Likewise.
4852 (*sse4_1_zero_extendv2siv2di2): Likewise.
4853 (sse4_1_ptest): Likewise.
4854 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4855 (sse4_2_pcmpestri): Likewise.
4856 (sse4_2_pcmpestrm): Likewise.
4857 (sse4_2_pcmpistri): Likewise.
4858 (sse4_2_pcmpistrm): Likewise.
4860 (aeskeygenassist): Likewise.
4862 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4864 * config/i386/predicates.md (vzeroall_operation): New.
4866 * config/i386/sse.md (avx_vzeroall): New.
4867 (*avx_vzeroall): Likewise.
4869 2008-08-28 Paul Brook <paul@codesourcery.com>
4870 Mark Shinwell <shinwell@codesourcery.com>
4871 Richard Earnshaw <richard.earnshaw@arm.com>
4873 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4874 (TARGET_MIN_ANCHOR_OFFSET): New.
4875 (arm_override_options): Set correct anchor ranges for Thumb-1
4876 and Thumb-2 if required.
4877 (legitimize_pic_address): Handle case involving a TLS symbol
4878 reference with an addend.
4879 (arm_optimization_options): Enable section anchors at -O1 and
4881 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4882 * config/arm/arm-protos.h (arm_optimization_options): New.
4884 2008-08-28 Nick Clifton <nickc@redhat.com>
4886 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4887 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4890 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4891 * config/v850/v850.md (return): Remove frame size restriction.
4893 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4895 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4897 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4899 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4901 2008-08-28 Paul Brook <paul@codesourcery.com>
4903 * config/arm/vfp11.md: Update license notice.
4904 * config/arm/cortex-r4.md: Ditto.
4906 2008-08-28 Richard Guenther <rguenther@suse.de>
4908 PR tree-optimization/37207
4909 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4912 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4915 * tree.c (int_fits_type_p): Don't forget unsigned integers
4916 of type sizetype which higher end word equals -1.
4918 2008-08-28 Ira Rosen <irar@il.ibm.com>
4920 * target.h (struct vectorize): Add new target builtin.
4921 * tree-vectorizer.c (destroy_loop_vec_info): Call
4922 vect_free_slp_instance instead of vect_free_slp_node.
4923 * tree-vectorizer.h (enum slp_load_perm_type): New.
4924 (struct _slp_instance): Add new fields.
4925 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4926 (SLP_INSTANCE_LOADS): New.
4927 (vect_free_slp_tree): Remove.
4928 (vect_free_slp_instance): Declare.
4929 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4930 (vectorizable_load): Add argument.
4931 (vect_transform_slp_perm_load): New.
4932 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4934 (vect_get_place_in_interleaving_chain): New function.
4935 (vect_free_slp_tree): Make static.
4936 (vect_free_slp_instance): New function.
4937 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4938 collect the load location in the interleaving chain.
4939 (vect_supported_slp_permutation_p): New function.
4940 (vect_supported_load_permutation_p): Likewise.
4941 (vect_analyze_slp_instance): In case of loads permutation, call
4942 vect_supported_load_permutation_p to check that the permutation is
4944 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4945 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4946 (vect_create_mask_and_perm): New function.
4947 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4948 (vectorizable_load): Add an argument. Don't keep the created vectors
4949 statements in the node if permutation is required. Call
4950 vect_transform_slp_perm_load to generate the permutation.
4951 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4952 additional argument.
4953 (vect_schedule_slp_instance): In case of loads permutation, allocate
4954 vectorized statements structure for all the related SLP nodes. Call
4955 vect_transform_stmt with addditional argument.
4956 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4957 * config/spu/spu.c (spu_builtin_vec_perm): New.
4958 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4959 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4960 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4961 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4963 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4965 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4966 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4967 __gthread_cond_signal, __gthread_cond_timedwait,
4968 __gthread_cond_timedwait_recursive): New functions.
4969 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4971 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4974 2008-08-28 Richard Guenther <rguenther@suse.de>
4977 * fold-const.c (maybe_canonicalize_comparison_1): Require
4978 undefined overflow only for canonicalizing A +- CST cmp CST.
4979 Make sure to not generate new constants that are not inside
4980 their TYPE_MIN/MAX_VALUE range.
4981 (maybe_canonicalize_comparison): Remove undefined overflow
4983 (fold_binary): Remove now duplicate folding.
4985 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4987 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4988 use not updated in the last change.
4990 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4992 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4993 (IRA_COVER_CLASSES): Add FPUL_REGS.
4995 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4998 * c-common.c (conversion_warning): Check for null operands.
5000 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5003 * c-decl.c (check_for_loop_decls): Improve error message. Give
5006 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5009 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
5010 (convert_for_assignment): Pass corrent OPT_W* parameter to
5011 WARN_FOR_ASSIGNMENT.
5013 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5016 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
5018 2008-08-27 Paul Brook <paul@codesourcery.com>
5020 * config.gcc: Loosen checks for arm uclinux eabi targets.
5022 2008-08-27 Paul Brook <paul@codesourcery.com>
5024 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
5026 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5028 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
5030 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
5031 the enumerators of an ENUMERAL_TYPE.
5032 * dbxout.c (dbxout_type): Ditto.
5034 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
5037 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
5038 (fwprop_addr): Check that the loop_father is not the outer loop.
5040 2008-08-26 Paul Brook <paul@codesourcery.com>
5042 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
5043 Remove documentation entry for fmul type.
5044 Use fmuls to annotate single-precision multiplication patterns,
5045 fmuld to annotate double-precision multiplication patterns,
5046 fmacs to annotate single-precision multiply-accumulate patterns
5047 and fmacd to annotate double-precision multiply-accumulate patterns.
5048 * config/arm/vfp11.md: Update reservations accordingly.
5049 * config/arm/arm.md: Note that certain values of the "type"
5050 attribute are documented in vfp.md.
5051 * config/arm/arm1020e.md: Remove out of date duplicate comment.
5052 (v10_cvt): Use new fmul types.
5054 2008-08-26 Paul Brook <paul@codesourcery.com>
5056 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5057 * config/arm/vfp11.md: ...here. New.
5058 * config/arm/arm.md: Include vfp11.md.
5060 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5062 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5063 parameter to inform call.
5065 2008-08-26 Jeff Law <law@redhat.com>
5067 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5068 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5069 preferred class when copying a constant into a partial word register.
5071 2008-08-26 Ben Elliston <bje@au.ibm.com>
5073 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5074 * cp/typeck.c: Likewise.
5075 * cp/tree.c: Likewise.
5076 * gimple-low.c: Likewise.
5079 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5081 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5082 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5084 * doc/passes.texi: Describe IRA.
5086 * doc/tm.texi (IRA_COVER_CLASSES,
5087 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5089 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5090 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5091 -fira-propagate-cost, -fno-ira-share-save-slots,
5092 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5094 * flags.h (ira_algorithm): New enumeration.
5095 (flag_ira_algorithm, flag_ira_verbose): New external variable
5098 * postreload.c (gate_handle_postreload): Don't do post reload
5099 optimizations unless the reload is completed.
5101 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5104 * tree-pass.h (pass_ira): New external variable declaration.
5106 * reload.h: Add 2008 to the Copyright.
5108 * cfgloopanal.c: Include params.h.
5109 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5112 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5114 * toplev.c (ira.h): New include.
5115 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5116 (backend_init_target): Call ira_init.
5117 (backend_init): Call ira_init_once.
5118 (finalize): Call finish_ira_once.
5120 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5121 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5124 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5125 may_move_out_cost): New external variable declarations.
5126 (move_table): New typedef.
5128 * caller-save.c: Include headers output.h and ira.h.
5129 (no_caller_save_reg_set): New global variable.
5130 (save_slots_num, save_slots): New variables.
5131 (reg_save_code, reg_restore_code, add_stored_regs): Add
5133 (init_caller_save): Set up no_caller_save_reg_set.
5134 (init_save_areas): Reset save_slots_num.
5135 (saved_hard_reg): New structure.
5136 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5137 (initiate_saved_hard_regs, new_saved_hard_reg,
5138 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5140 (setup_save_areas): Add code for sharing stack slots.
5141 (all_blocks): New variable.
5142 (save_call_clobbered_regs): Process pseudo-register too.
5143 (mark_set_regs): Process pseudo-register too.
5144 (insert_one_insn): Put the insn after bb note in a empty basic
5145 block. Add insn check.
5147 * global.c (eliminable_regset): Make it external.
5148 (mark_elimination): Use DF_LR_IN for IRA.
5149 (pseudo_for_reload_consideration_p): New.
5150 (build_insn_chain): Make it external. Don't ignore spilled
5151 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5152 (gate_handle_global_alloc): New function.
5153 (pass_global_alloc): Add the gate function.
5155 * opts.c (decode_options): Set up flag_ira. Print the warning for
5157 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5159 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5161 * regmove.c (regmove_optimize): Don't do replacement of output for
5164 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5165 New external variable declarations.
5167 * local-alloc.c (update_equiv_regs): Make it external. Return
5168 true if jump label rebuilding should be done. Rescan new_insn for
5170 (gate_handle_local_alloc): New function.
5171 (pass_local_alloc): Add the gate function.
5173 * alias.c (value_addr_p, stack_addr_p): New functions.
5174 (nonoverlapping_memrefs_p): Use them for IRA.
5176 * common.opt (fira, fira-algorithm, fira-coalesce,
5177 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5178 fira-verbose): New options.
5180 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5181 move_cost, may_move_in_cost, may_move_out_cost): Make the
5183 (move_table): Remove typedef.
5184 (init_move_cost): Make it external.
5185 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5188 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5189 setup_reg_classes): New function prototypes.
5190 (eliminable_regset): New external variable declaration.
5191 (build_insn_chain, update_equiv_regs): New function prototypes.
5193 * Makefile.in (IRA_INT_H): New definition.
5194 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5195 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5196 (reload1.o, toplev.o): Add dependence on ira.h.
5197 (cfgloopanal.o): Add PARAMS_H.
5198 (caller-save.o): Add dependence on output.h and ira.h.
5199 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5200 ira-emit.o, ira-lives.o): New entries.
5202 * passes.c (pass_ira): New pass.
5204 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5206 * reload1.c (ira.h): Include the header.
5207 (changed_allocation_pseudos): New bitmap.
5208 (init_reload): Initiate the bitmap.
5209 (compute_use_by_pseudos): Permits spilled registers in FROM.
5210 (temp_pseudo_reg_arr): New variable.
5211 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5212 IRA. Call alter_reg with the additional parameter. Don't clear
5213 spilled_pseudos for IRA. Restore original insn chain for IRA.
5214 Clear changed_allocation_pseudos at the end of reload.
5215 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5216 (hard_regno_to_pseudo_regno): New variable.
5217 (count_pseudo): Check spilled pseudos. Set up
5218 hard_regno_to_pseudo_regno.
5219 (count_spilled_pseudo): Check spilled pseudos. Update
5220 hard_regno_to_pseudo_regno.
5221 (find_reg): Use better_spill_reload_regno_p. Check
5222 hard_regno_to_pseudo_regno.
5223 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5225 (eliminate_regs_1): Use additional parameter for alter_reg.
5226 (finish_spills): Set up pseudo_previous_regs only for spilled
5227 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5228 more arguments. Don't clear live_throughout and dead_or_set for
5229 spilled pseudos. Use additional parameter for alter_reg. Call
5230 mark_allocation_change. Set up changed_allocation_pseudos.
5231 Remove sanity check.
5232 (emit_input_reload_insns, delete_output_reload): Use additional
5233 parameter for alter_reg. Call mark_allocation_change.
5234 (substitute, gen_reload_chain_without_interm_reg_p): New
5236 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5238 * testsuite/gcc.dg/20080410-1.c: New file.
5240 * config/s390/s390.h (IRA_COVER_CLASSES,
5241 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5243 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5245 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5247 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5249 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5251 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5253 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5255 2008-08-24 Jeff Law <law@redhat.com>
5256 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5257 when ignoring unavailable registers.
5259 2008-08-24 Jeff Law <law@redhat.com>
5260 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5261 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5262 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5263 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5265 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5266 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5268 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5269 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5270 * reload1.c (find_reg): Process registers in register allocation order.
5272 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5273 * toplev.c (backend_init_target): Move ira_init call from
5275 (lang_dependent_init_target): ...to here.
5277 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5278 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5279 calculate memory move costs for NO_REGS.
5281 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5282 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5283 STACK_REGS is defined.
5285 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5286 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5288 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5289 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5291 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5292 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5293 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5296 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5297 Dorit Nuzman <dorit@il.ibm.com>
5299 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5300 vec_extract_evenv4sf, vec_extract_evenv8hi,
5301 vec_extract_evenv16qi, vec_extract_oddv4si,
5302 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5303 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5304 vec_interleave_highv4si, vec_interleave_lowv4si,
5305 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5306 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5307 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5309 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5312 * config/rs6000/rs6000.c (optimization_options): Don't default to
5313 section anchors without toplevel reorder.
5315 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5317 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5318 (mfc_end_critical_section): Likewise.
5320 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5322 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5323 all type qualifiers from element type to vector type.
5325 2008-08-25 David Daney <ddaney@avtrex.com>
5327 * config/mips/mips.md (immediate_insn): Move up in file, fix
5328 comment typo, reformat.
5329 (fetchop_bit, atomic_hiqi_op memory_barrier,
5330 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5331 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5332 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5333 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5334 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5335 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5336 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5337 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5338 sync_old_nand<mode>, sync_new_nand<mode>,
5339 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5340 test_and_set_12): Moved to sync.md.
5342 * config/mips/sync.md: New file.
5344 2008-08-25 Richard Henderson <rth@redhat.com>
5346 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5347 (regsave): Likewise.
5348 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5349 (output_cfi_directive): Likewise.
5350 (div_data_align): New.
5351 (output_cfi): Use it.
5353 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5355 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5356 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5357 (TARGET_OCTEON): New macro.
5358 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5359 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5360 (ISA_HAS_POP): New macro.
5361 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5363 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5365 * config/mips/mips.md (cpu): Add octeon.
5366 (type): Add pop attribute value.
5367 (popcount<mode>2): New pattern.
5368 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5370 2008-08-24 Jan Hubicka <jh@suse.cz>
5372 * doc/invoke.texi (-fipa-cp-clone): New option.
5373 (-fipa-cp): Update docs.
5374 (--param ipcp-unit-growth):New.
5375 * ipa-cp.c: Include fibheap.h, params.h
5376 (ipcp_initialize_node_lattices): When not cloning, all externally
5377 visible functions are bottom.
5378 (ipcp_need_redirect_p): Accept clones.
5379 (ipcp_insert_stage): Use cost driven heuristics.
5380 (max_count, dead_nodes): New static vars.
5381 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5382 ipcp_const_param_count): New functions.
5383 * common.opt (ipa-cp-clone): New command line option.
5384 * params.def (ipcp-unit-growth): New.
5386 2008-08-24 Jan Hubicka <jh@suse.cz>
5388 * tree-inline.c (tree_function_versioning): Look harder
5389 for referenced vars.
5391 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5393 PR tree-optimization/37185
5394 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5396 2008-08-23 Jan Hubicka <jh@suse.cz>
5398 * ipa-cp.c (ipcp_analyze_node): New function.
5399 (ipcp_update_cloned_node): Use it.
5400 (ipcp_init_stage): Likewise.
5401 * ipa-inline.c (function_insertion_hook_holder): New static var.
5402 (analyze_function): Break out from ....
5403 (inline_generate_summary): Here; register insertion hook.
5404 (cgraph_decide_inlining): Remove hook.
5405 (add_new_function): New function.
5407 2008-08-23 Jan Hubicka <jh@suse.cz>
5409 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5411 2008-08-23 Jan Hubicka <jh@suse.cz>
5413 * ipa-cp.c (constant_val_insert): Remove.
5414 (ipcp_propagate_one_const): Remove.
5415 (ipcp_create_replace_map): Always insert replacements to the map.
5416 (ipcp_insert_stage): Do not try to insert statements by hand.
5417 * tree-inline.c (insert_init_stmt): Break out from ...
5418 (setup_one_parameter): ... here; allow NULL BB pointer.
5419 (tree_function_versioning): Use setup_one_parameter to process
5422 2008-08-23 Jan Hubicka <jh@suse.cz>
5424 * tree.c (decl_address_ip_invariant_p): New function.
5425 * tree.h (decl_address_ip_invariant_p): Declare.
5426 * gimple.c (strip_invariant_refs): Break out from ...
5427 (is_gimple_invariant_address): ... here
5428 (is_gimple_ip_invariant_address): New function.
5429 (is_gimple_ip_invariant): New function.
5430 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5433 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5434 (ipcp_lat_is_insertable): All constants are insertable.
5435 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5436 IPA_CONST_VALUE_REF.
5437 (ipcp_initialize_node_lattices): Propagate all types of operands.
5438 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5439 (ipcp_create_replace_map): Reformat.
5440 (ipcp_need_redirect_p): Simplify.
5441 (ipcp_insert_stage): Check that argument is used before clonning.
5442 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5444 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5445 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5446 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5447 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5448 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5449 * tree-inline.c (tree_function_versioning): Add variables referenced
5452 2008-08-23 Jan Hubicka <jh@suse.cz>
5455 * i386.c (standard_80387_constant_p): Use optimize_size.
5457 2008-08-23 Ira Rosen <irar@il.ibm.com>
5459 PR tree-optimization/37161
5460 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5461 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5462 (vect_determine_vectorization_factor): Move the scalar type
5463 retrieval to vect_get_smallest_scalar_type.
5464 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5465 scalar type. Remove redundant computation.
5466 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5467 (vect_get_slp_defs): Take the type of RHS into account if
5468 necessary by calling vect_get_smallest_scalar_type. Call
5469 vect_get_constant_vectors with additional argument.
5471 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5474 * doc/invoke.texi (Wwrite-strings): Clarify description.
5476 2008-08-23 Ira Rosen <irar@il.ibm.com>
5478 PR tree-optimization/37174
5479 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5480 def stmt is a part of the loop before accessing its stmt_vec_info.
5482 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5485 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5486 (*swap): New insn pattern.
5487 (*ashlqi3): Rename from ashlqi3 insn pattern.
5488 (ashlqi3): New expanders.
5489 (*lshrqi3): Rename from lshrqi3 insn pattern.
5490 (lshrqi3): New expanders.
5491 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5492 lshrqi3_const5, lshrqi3_const6): New splitters.
5493 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5494 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5497 2008-08-22 Richard Guenther <rguenther@suse.de>
5499 PR tree-optimization/37078
5500 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5501 [+INF, +INF] ranges.
5503 2008-08-22 Richard Guenther <rguenther@suse.de>
5505 PR tree-optimization/37143
5506 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5507 a conversion statement instead of a copy.
5509 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5512 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5513 CCCmode, CCOmode and CCSmode destination modes.
5516 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5517 from different units in a single alternative.
5518 (*vec_extractv2sf_1): Ditto.
5519 (*vec_extractv2si_0): Ditto.
5520 (*vec_extractv2si_1): Ditto.
5521 * config/i386/sse.md (sse2_storehpd): Ditto.
5522 (sse2_storelpd): Ditto.
5523 (sse2_loadhpd): Ditto.
5524 (sse2_loadlpd): Ditto.
5527 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5528 (popcountsi2): Ditto.
5529 (clzdi2_abm): Ditto.
5530 (popcountdi2): Ditto.
5531 (clzhi2_abm): Ditto.
5532 (popcounthi2): Ditto.
5534 2008-08-22 Richard Guenther <rguenther@suse.de>
5538 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5539 if the multiplication does not overflow.
5541 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5543 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5545 2008-08-21 Richard Henderson <rth@redhat.com>
5547 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5548 spurrious comma from test.
5549 * configure: Rebuild.
5551 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5554 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5557 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5559 * c-tree.h (grokfield): New argument.
5560 * c-decl.c (grokfield): Handle new location argument.
5561 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5563 2008-08-21 Richard Guenther <rguenther@suse.de>
5565 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5567 2008-08-21 Jan Hubicka <jh@suse.cz>
5569 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5570 (cgraph_add_function_insertion_hook,
5571 cgraph_remove_function_insertion_hook,
5572 cgraph_call_function_insertion_hooks): New functions.
5573 * cgraph.h (cgraph_add_function_insertion_hook,
5574 cgraph_remove_function_insertion_hook,
5575 cgraph_call_function_insertion_hooks): Declare.
5576 * ipa-reference.c (function_insertion_hook_holder): New variable.
5577 (check_operand, look_for_address_of): When checking late, do not care
5578 about module bitmaps.
5579 (add_new_function): New function.
5580 (generate_summary): Register hooks; zero module bitmaps.
5581 (propagate): Unregister hooks.
5582 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5583 (add_new_function): New function.
5584 (generate_summary): Register hook.
5585 (propagate): Remove hook.
5587 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5589 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5590 * ipa-cp.c (ipcp_update_cloned_node): New function.
5591 (build_const_val): Handle functions correctly; bring type logic
5592 into sync with tree-inline.c
5593 (ipcp_init_stage): Take care of computing stuff needed by
5594 indirect inlining; update clones.
5595 (ipcp_generate_summary): Break out of ipcp_driver.
5596 (ipcp_driver): Do only execution and transformation.
5597 (pass_ipa_cp): Make IPA_PASS.
5598 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5600 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5601 ipcp, some info is already available.
5602 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5603 * tree-inline.c (remap_ssa_name): Unshare expression.
5605 2008-08-21 Richard Guenther <rguenther@suse.de>
5607 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5608 a PHI ask VN if it is already available.
5609 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5610 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5612 2008-08-21 Richard Guenther <rguenther@suse.de>
5615 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5616 makes sure to produce a result of the correct type.
5618 2008-08-21 Jan Hubicka <jh@suse.cz>
5619 Backport from LTO branch:
5621 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5622 Jan Hubicka <jh@suse.cz>
5625 (init_state, finish_state, set_function_state, generate_summary):
5627 (scan_stmt): Renamed from scan_function. Changed to keep state in
5628 local static vars rather than cgraph aux field.
5629 (propagate): Renamed from static_execute. Changed to keep state in
5630 local static vars rather than cgraph aux field.
5631 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5632 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5634 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5636 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5637 * ipa-reference.c (init_function_info, generate_summary,
5638 propagate): New functions.
5639 (analyze_function): Call init_function_info.
5640 (static_execute): Stripped into generate_summary and propagate.
5641 (pass_ipa_reference): Made into ipa_opt_pass.
5643 2008-08-21 Richard Guenther <rguenther@suse.de>
5645 PR tree-optimization/37181
5646 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5648 (extract_range_from_unary_expr): Likewise.
5650 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5652 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5654 * toplev.h (pedwarn_at): Likewise.
5655 * builtins.c: Update all calls to pedwarn.
5656 * c-lex.c: Likewise.
5657 * toplev.c: Likewise.
5658 * c-tree.h: Likewise.
5659 * c-decl.c: Likewise.
5660 * c-errors.c: Likewise.
5661 * c-typeck.c: Likewise.
5662 * c-common.c: Likewise.
5663 * c-parser.c: Likewise.
5665 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5668 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5669 with MODE_VECTOR_INT mode.
5671 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5674 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5675 initialized outside the current module.
5676 (warn_uninitialized_var): Ignore left-hand side when walking the
5677 trees. Ignore address expressions. Examine VUSE operands in gimple
5678 statements with a variable declaration on the right-hand side.
5680 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5683 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5685 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5688 * c-common.c (conversion_warning): Do not warn if applying bit-and
5689 operator to unsigned constant that fits in the target type.
5691 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5694 * c-common.c (conversion_warning): Do not warn for artificial
5697 2008-08-20 Richard Guenther <rguenther@suse.de>
5699 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5700 (extract_range_from_binary_expr): Fall back to constant propagation.
5701 (extract_range_from_unary_expr): Likewise.
5703 2008-08-20 Richard Guenther <rguenther@suse.de>
5705 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5706 with TREE_THIS_VOLATILE on shared nodes.
5707 (fold_stmt_r): Likewise.
5709 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5712 * c-parser.c (c_parser_attributes): For keywords use canonical
5713 spelling for attr_name.
5715 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5717 * value-prof.c (check_counter): Revert wrong call to error.
5719 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5721 * profile.c: Update calls to inform.
5722 * value-prof.c: Update calls to inform.
5724 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5726 * diagnostic.c (inform): Add an explicit location_t parameter.
5727 * toplev.h (inform): Update declaration.
5728 * builtins.c: Update all calls to inform.
5729 * c-common.c: Likewise.
5730 * c-decl.c: Likewise.
5731 * c-opts.c: Likewise.
5732 * c-pch.c: Likewise.
5733 * c-pragma.c: Likewise.
5734 * c-typeck.c: Likewise.
5735 * coverage.c: Likewise.
5737 * toplev.c: Likewise.
5738 * tree-cfg.c: Likewise.
5739 * tree-ssa.c: Likewise.
5741 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5744 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5745 V2DI mode, for SSE4.1, use movq instead of vector set if the
5746 second element is zero and inter-unit moves are OK.
5748 2008-08-20 Richard Guenther <rguenther@suse.de>
5750 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5751 properly handle conversion/copy chains after tuplification.
5753 2008-08-20 Richard Guenther <rguenther@suse.de>
5755 * passes.c (init_optimization_passes): Move the second
5756 forwprop pass before alias computation. Remove the second
5757 DCE pass. Remove the first dominator and phi copy/const
5760 2008-08-20 Nick Clifton <nickc@redhat.com>
5762 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5763 support of this feature. Do not assume that a sufficiently new
5764 assembler will support the feature regardless of the target type.
5765 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5766 * configure: Regenerate.
5768 2008-08-20 Richard Guenther <rguenther@suse.de>
5770 * tree-vrp.c (found_in_subgraph): Remove.
5771 (live): New global static.
5772 (live_on_edge): New function.
5773 (blocks_visited): Remove.
5774 (register_edge_assert_for_2): Use live_on_edge.
5775 (find_conditional_asserts): Remove code dealing with
5776 found_in_subgraph. Do not walk the CFG.
5777 (find_switch_asserts): Likewise.
5778 (find_assert_locations_1): Renamed from find_assert_locations.
5779 Move finding assert locations for conditional and switch
5780 statements first. Update live bitmap. Do not walk the CFG.
5781 (find_assert_locations): New function.
5782 (insert_range_assertions): Remove entry of CFG walk.
5783 Adjust call to find_assert_locations.
5784 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5785 that only can appear because of fake exit edges but assert we
5786 never try to insert on those.
5787 (fini_pre): Do not remove fake exit edges here...
5788 (execute_pre): ...but here, before committing edge inserts.
5790 2008-08-19 Richard Guenther <rguenther@suse.de>
5792 * passes.c (init_optimization_passes): Exchange store-ccp
5795 2008-08-19 Rafael EspÃndola <espindola@google.com>
5797 * varasm.c (weak_decls): Move earlier in the file.
5798 (assemble_external): Add weak decls to the weak_decls list.
5799 (declare_weak): Don't add decls to the weak_decls list.
5801 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5804 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5805 before (sse2_shufpd_<mode>).
5807 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5810 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5811 * tree.c (block_nonartificial_location): Likewise.
5813 2008-08-19 Richard Guenther <rguenther@suse.de>
5815 PR tree-optimization/35972
5816 PR tree-optimization/23094
5817 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5819 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5820 handle MISALIGNED_INDIRECT_REF.
5821 (get_ref_from_reference_ops): New helper.
5822 (vn_reference_lookup_pieces): Walk the use-def chain using the
5823 alias-oracle if requested.
5824 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5825 walking the use-def chain.
5826 (compute_avail): But not here.
5827 (create_component_ref_by_pieces_1): Properly handle
5828 MISALIGNED_INDIRECT_REF.
5829 (do_regular_insertion): Handle fully redundant
5830 expressions after PHI-translation also for SSA_NAME values, not
5831 only constants. Correctly use edoubleprime for that.
5833 2008-08-19 Ira Rosen <irar@il.ibm.com>
5835 * tree-vectorizer.c (supportable_widening_operation): Support
5836 multi-step conversion, return the number of steps in such conversion
5837 and the required intermediate types.
5838 (supportable_narrowing_operation): Likewise.
5839 * tree-vectorizer.h (vect_pow2): New function.
5840 (supportable_widening_operation): Change argument types.
5841 (supportable_narrowing_operation): Likewise.
5842 (vectorizable_type_promotion): Add an argument.
5843 (vectorizable_type_demotion): Likewise.
5844 * tree-vect-analyze.c (vect_analyze_operations): Call
5845 vectorizable_type_promotion and vectorizable_type_demotion with
5846 additional argument.
5847 (vect_get_and_check_slp_defs): Detect patterns.
5848 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5850 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5851 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5852 factor according to the smallest type in the loop.
5853 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5854 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5855 supportable_widening_operation with correct arguments.
5856 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5857 operands lists according to the number of vector statements in left
5858 or right node, if exists.
5859 (vect_gen_widened_results_half): Remove unused argument.
5860 (vectorizable_conversion): Call supportable_widening_operation,
5861 supportable_narrowing_operation, and vect_gen_widened_results_half
5862 with correct arguments.
5863 (vectorizable_assignment): Change documentation, support multiple
5865 (vectorizable_operation): Likewise.
5866 (vect_get_loop_based_defs): New function.
5867 (vect_create_vectorized_demotion_stmts): Likewise.
5868 (vectorizable_type_demotion): Support loop-aware SLP and general
5869 multi-step conversion. Call vect_get_loop_based_defs and
5870 vect_create_vectorized_demotion_stmts for transformation.
5871 (vect_create_vectorized_promotion_stmts): New function.
5872 (vectorizable_type_promotion): Support loop-aware SLP and general
5873 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5875 (vectorizable_store): Change documentation, support multiple
5877 (vectorizable_load): Likewise.
5878 (vect_transform_stmt): Pass SLP_NODE to
5879 vectorizable_type_promotion and vectorizable_type_demotion.
5880 (vect_schedule_slp_instance): Move here the calculation of number
5881 of vectorized statements for each node from...
5882 (vect_schedule_slp): ... here.
5883 (vect_transform_loop): Call vect_schedule_slp without the last
5886 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5889 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5890 to == in assert statement.
5891 (vectorizable_reduction): Fix typo.
5893 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5896 * value-prof.c (check_counter): Dereference pointer to overall
5897 count when printing it.
5899 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5901 * profile.h: Really add it.
5903 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5905 * mcf.c: Really add it.
5907 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5908 Vinodha Ramasamy <vinodha@google.com>
5910 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5912 * value-prof.c (check_counter): Fix the counter if
5913 flag_profile_correction is true.
5914 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5915 tree_mod_subtract_transform):
5916 Follow check_counter parameter change.
5917 * common.opt (fprofile-correction): New option.
5919 * profile.h: Likewise.
5920 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5921 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5922 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5924 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5925 flag_profile_correction is set.
5927 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5929 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5931 2008-08-18 Tomas Bily <tbily@suse.cz>
5933 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5934 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5936 * tree-data-ref.c (split_constant_offset_1): Likewise.
5937 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5938 * tree-sra.c (sra_walk_expr): Likewise.
5939 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5940 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5941 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5942 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5944 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5945 * tree-vect-transform.c (vectorizable_type_demotion)
5946 (vectorizable_type_promotion): Likewise.
5947 * tree-inline.c (expand_call_inline):
5948 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5949 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5950 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5951 * expr.c (expand_expr_real_1): Likewise.
5952 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5953 (gimple_assign_unary_useless_conversion_p): Likewise.
5954 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5955 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5956 * fold-const.c (fold_unary): Likewise.
5957 * tree.h (CONVERT_EXPR_P): Likewise.
5958 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5959 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5961 (register_edge_assert_for_2, extract_range_from_unary_expr)
5962 (register_edge_assert_for_1): Likewise.
5964 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5966 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5967 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5968 (enum real_value_const): Delete.
5969 (get_real_const): Delete.
5970 * real.c (get_real_const): Delete.
5971 (dconst_e_ptr): Define.
5972 (dconst_third_ptr): Define.
5973 (dconst_sqrt2_ptr): Define.
5974 * builtins.c: Update all callers.
5976 2008-08-18 Richard Guenther <rguenther@suse.de>
5978 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5979 statement iterator after statement removal.
5981 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5983 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5984 (detect_processor_freebsd): Likewise.
5985 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5987 2008-08-18 Richard Guenther <rguenther@suse.de>
5989 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5990 and loads have the correct types.
5992 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5995 * c-opts.c (cpp_opts): Remove static.
5996 * c-parser.c (cpp_opts): Declare it extern.
5997 (disable_extension_diagnostics): Handle cpp options.
5998 (enable_extension_diagnostics): Likewise.
6000 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6002 * diagnostics.c (permerror_at): Rename as permerror.
6003 (permerror): Delete.
6004 * toplev.h: Likewise.
6006 2008-08-18 Richard Guenther <rguenther@suse.de>
6008 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
6009 sdse1 and addressables2 passes. Replace dce1 with cddce1.
6010 Move call_cdce before build_alias. Move copyrename2,
6011 cunrolli and ccp2 beafore build_alias. Re-add addressable2
6012 right after final inlining.
6013 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
6014 (pass_build_cfg): But instead via TODO_dump_func.
6016 2008-08-18 Richard Guenther <rguenther@suse.de>
6018 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
6020 (scalarize_init): If we failed to generate some initializers
6021 do not generate zeros for not instantiated members. Instead
6022 rely on the copy out.
6023 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
6024 about missing flow-sensitive alias info only if we have
6027 2008-08-17 Nick Clifton <nickc@redhat.com>
6029 * doc/extend.texi (Function Attributes): Fix typo in description
6030 if hot function attribute.
6032 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
6033 Richard Sandiford <rdsandiford@googlemail.com>
6035 * doc/install.texi (--with-mips-plt): Document.
6036 * doc/invoke.texi (-mplt, -mno-plt): Document.
6037 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
6038 and handle ${with_mips_plt}.
6039 * config/mips/mips.opt (mplt): New option.
6040 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
6041 (TARGET_ABICALLS_PIC2): Likewise.
6042 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
6043 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
6044 (ASM_SPEC): Use !mabi=* instead of !mabi*.
6045 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
6046 to decide whether to output ".option picX" directives.
6047 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
6048 Pass -call_nonpic rather than -KPIC for -mplt.
6049 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
6050 on the command line. Also remove it when -mabi=64 is used without
6052 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
6053 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
6054 TARGET_ABICALLS_PIC0.
6055 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6057 (mips16_build_function_stub): Only output ".option pic" directives
6058 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6059 (mips16_build_call_stub): Fix comment and remove redundant
6060 ".set at"/"set .noat" directives.
6061 (mips_function_rodata_section): Use the default behaviour for
6062 TARGET_ABSOLUTE_ABICALLS.
6063 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6064 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6065 (mips_restore_gp): Do nothing if the current function doesn't use
6067 (mips_expand_prologue): Only save $gp if the current function uses it.
6068 Use a normal move for TARGET_ABICALLS_PIC0.
6069 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6071 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6073 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6074 of function when handling GLOBAL_POINTER_REGNUM.
6076 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6079 * common.opt (-fstack-check): Do not declare the variable here.
6080 (-fstack-check=): New option variant.
6081 * doc/invoke.texi (Code Gen Options): Document it.
6082 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6083 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6084 (STACK_CHECK_STATIC_BUILTIN): New macro.
6085 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6086 * opts.c: Include expr.h.
6087 (common_handle_option) <OPT_fold_stack_check_>: New case.
6088 <OPT_fstack_check>: Likewise.
6089 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6090 consistently in the test for variable-sized types. Adjust for
6091 new behaviour of flag_stack_check.
6092 * explow.c: Include except.h.
6093 (allocate_dynamic_stack_space): Do not take into account
6094 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6095 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6096 for variable-sized parameters. Treat all parameters whose size is
6097 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6098 stack checking is enabled.
6099 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6100 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6101 if generic stack checking is enabled.
6102 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6103 * reload1.c (reload): Likewise.
6104 * stmt.c (expand_decl): Assert that all automatic variables have
6105 fixed size at this point and remove dead code.
6106 * flags.h (stack_check_type): New enumeration type.
6107 (flag_stack_check): Declare.
6108 * toplev.c (flag_stack_check): New global variable.
6109 * Makefile.in (opts.o): Add dependency on EXPR_H.
6110 (explow.o): Add dependency on except.h.
6112 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6114 * config/avr/avr.c (avr_override_options): Reduce value of
6115 PARAM_INLINE_CALL_COST.
6117 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6119 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6120 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6121 lieu of TYPE_MODE (type) throughout.
6123 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6125 * config/arm/arm.c (add_minipool_backward_ref): Check for
6126 8-byte-aligned entries in second case of forcing insertion after a
6127 particular entry. Change third case to avoid inserting
6128 non-8-byte-aligned entries before 8-byte-aligned ones.
6130 2008-08-15 Richard Guenther <rguenther@suse.de>
6132 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6133 strip components for unknown size accesses.
6135 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6137 * config/s390/2097.md New file.
6138 * config/s390/s390.md ("z10prop" attribute): Define none,
6139 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6140 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6141 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6142 possible values and apply them to insns as appropriate.
6143 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6144 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6145 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6146 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6147 ("bfp" mode attribute): Removed. Every occurence replaced
6149 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6150 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6153 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6156 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6159 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6161 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6162 additional argument. Support reduction when duplication is needed due
6163 to data-types of different sizes in the loop.
6164 (get_initial_def_for_induction): Fix printout.
6165 (vect_get_vec_def_for_stmt_copy): Support case where the
6166 vec_stmt_for_operand is a phi node.
6167 (vectorizable_reduction): Support reduction when duplication is needed
6168 due to data-types of different sizes in the loop.
6169 (vectorizable_call): Remove restriction to not vectorize in case we
6170 have data-types of different sizes in the loop.
6171 (vectorizable_conversion): Likewise.
6172 (vectorizable_operation): Likewise.
6173 (vectorizable_type_demotion): Likewise.
6174 (vectorizable_type_promotion): Likewise.
6175 (vectorizable_induction): Add restriction to not vectorize in case
6176 we have data-types of different sizes in the loop.
6178 2008-08-14 Christophe Saout <christophe@saout.de>
6179 Uros Bizjak <ubizjak@gmail.com>
6182 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6183 (*vec_concatv2di_rex64_sse4_1): Ditto.
6184 (*vec_concatv2di_rex64_sse): Ditto.
6186 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6189 * fold-const.c (fold_widened_comparison): Do not allow
6190 sign changes that change the result even if shorter type
6191 is wider than arg1_unw's type.
6193 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6195 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6196 Skip if the multilib testing specifies -march that does not
6197 agree with the one specified in the testcase.
6199 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6201 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6202 zero extend SImode values being converted to TFmode before passing
6205 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6207 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6208 __PPU__ when targeting the Cell/B.E. PPU processor.
6210 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6212 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6213 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6214 Rematerialize the static chain, if any.
6215 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6218 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6220 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6221 (new_loc_descr): Likewise.
6222 (add_loc_descr): Likewise.
6223 (size_of_loc_descr): Likewise.
6224 (size_of_locs): Likewise.
6225 (output_loc_operands): Likewise.
6226 (output_loc_sequence): Likewise.
6227 (new_reg_loc_descr): New.
6228 (build_cfa_loc): Use it.
6229 (build_cfa_aligned_loc): Likewise.
6230 (one_reg_loc_descriptor): Likewise.
6231 (based_loc_descr): Likewise.
6233 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6236 * doc/invoke.texi (Wmain): Update.
6237 * c-decl.c (start_decl): warn_main is only 0 or 1.
6238 (start_function): Likewise. Fix formatting.
6239 (finish_function): Delete redundant warning.
6240 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6241 * c-opts (c_common_handle_option): -Wall only has effect if
6242 warn_main is uninitialized. OPT_Wmain is automatically
6243 handled. -pedantic also enables Wmain.
6244 (c_common_post_options): Handle all logic for Wmain here.
6245 * c-common.c (warn_main): Delete.
6246 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6247 * c-common.h (warn_main): Delete.
6249 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6252 * expr.c (emit_group_store): Allocate stack temp with the
6253 largest alignment when copying from register to stack.
6255 2008-08-13 Richard Guenther <rguenther@suse.de>
6257 * tree.h (maybe_fold_offset_to_address): Declare.
6258 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6259 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6260 Likewise for POINTER_PLUS_EXPR.
6261 (maybe_fold_offset_to_reference): Enable disabled code.
6262 (maybe_fold_offset_to_address): New function.
6263 (fold_stmt_r): Use it.
6264 (fold_gimple_assign): Likewise.
6265 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6266 (gimplify_expr): Likewise.
6268 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6270 * toplev.h (pedwarn_at): Fix declaration.
6272 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6274 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6275 LINK_SPEC): Use %R in -Y P argument.
6277 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6280 * diagnostic.c (pedwarn_at): New.
6281 * toplev.h (pedwarn_at): Declare.
6282 * c-tree.h (build_enumerator): Update declaration.
6283 * c-decl.c (finish_enum): Update comment.
6284 (build_enumerator): Take a location parameter. Give a pedwarn but do
6285 not perform any conversion.
6286 * c-parser.c (c_parser_enum_specifier): Set correct location for
6289 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6292 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6293 expressions except for conversions to signed:1 bitfields. Handle
6294 COND_EXPR with constant operands.
6296 2008-08-13 Richard Guenther <rguenther@suse.de>
6298 PR tree-optimization/15255
6299 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6300 (struct oecount_s): New struct and VEC types.
6302 (oecount_hash): New function.
6303 (oecount_eq): Likewise.
6304 (oecount_cmp): Likewise.
6305 (zero_one_operation): New function.
6306 (build_and_add_sum): Likewise.
6307 (undistribute_ops_list): Perform un-distribution of multiplication
6308 and division on the chain of summands.
6309 (should_break_up_subtract): Also break up subtracts for factors.
6310 (reassociate_bb): Delete dead visited statements.
6311 Call undistribute_ops_list. Re-sort and optimize if it did something.
6312 * passes.c (init_optimization_passes): Move DSE before
6314 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6317 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6319 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6321 * doc/invoke.texi: Revert unintended checkin.
6323 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6326 * gcc.c (include_spec_function): Tweak call to find_a_file.
6328 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6331 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6332 and TRUTH_ORIF_EXPR.
6333 * dojump.c (do_jump): Likewise.
6335 PR tree-optimization/37084
6336 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6337 if id->regimplify, don't assume stmt is a cast assignment.
6339 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6341 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6343 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6346 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6349 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6351 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6352 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6354 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6355 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6356 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6357 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6358 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6360 * doc/tm.texi (Storage Layout): Remove documentation for
6361 TARGET_FLOAT_FORMAT.
6363 * simplify-rtx.c (simplify_binary_operation_1): Replace
6364 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6366 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6368 * real.h (struct real_format): New member has_sign_dependent_rounding.
6369 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6370 spu_single_format, ieee_double_format, mips_double_format,
6371 motorola_double_format, ieee_extended_motorola_format,
6372 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6373 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6374 mips_extended_format, ieee_quad_format, mips_quad_format,
6375 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6376 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6378 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6379 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6380 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6381 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6382 (ROUND_TOWARDS_ZERO): Likewise.
6384 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6385 (FLOAT_MODE_FORMAT): New macro.
6386 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6387 (MODE_COMPOSITE_P): ... this new macro.
6388 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6389 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6390 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6392 * flags.h: Include "real.h".
6394 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6395 REAL_MODE_FORMAT_COMPOSITE_P.
6396 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6398 * doc/tm.texi (Storage Layout): Remove documentation of
6399 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6400 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6401 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6402 they only apply to libgcc2.a.
6404 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6406 * config/spu/float_disf.c: New file.
6407 * config/spu/float_unsdisf.c: New file.
6408 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6409 (LIB2FUNCS_EXCLUDE): Define.
6411 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6412 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6414 * real.h (struct real_format): New member round_towards_zero.
6415 * real.c (round_for_format): Respect fmt->round_towards_zero.
6416 (ieee_single_format, mips_single_format, motorola_single_format,
6417 spu_single_format, ieee_double_format, mips_double_format,
6418 motorola_double_format, ieee_extended_motorola_format,
6419 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6420 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6421 mips_extended_format, ieee_quad_format, mips_quad_format,
6422 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6423 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6425 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6426 real_format to choose rounding mode when calling MPFR functions.
6427 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6428 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6430 * real.h (real_to_decimal_for_mode): Add prototype.
6431 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6432 Respect target rounding mode when generating decimal representation.
6433 (real_to_decimal): New stub for backwards compatibility.
6434 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6435 real_to_decimal_for_mode instead of real_to_decimal.
6437 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6439 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6440 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6442 * real.c (spu_single_format): New variable.
6443 * real.h (spu_single_format): Declare.
6445 * config/spu/spu.c (spu_override_options): Install SFmode format.
6446 (spu_split_immediate): Use integer mode to operate on pieces of
6447 floating-point values in all cases.
6449 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6450 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6451 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6453 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6455 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6457 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6459 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6461 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6464 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6465 on the VAR_DECL instead of TYPE_READONLY on its type.
6467 2008-08-12 Ira Rosen <irar@il.ibm.com>
6469 * tree-vectorizer.c: Depend on langhooks.h.
6470 (supportable_widening_operation): Add two arguments. Support double
6472 (supportable_narrowing_operation): Likewise.
6473 * tree-vectorizer.h (supportable_widening_operation): Add two
6475 (supportable_narrowing_operation): Likewise.
6476 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6477 supportable_widening_operation with correct arguments.
6478 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6479 (vectorizable_type_demotion): Support double type conversions.
6480 (vectorizable_type_promotion): Likewise.
6481 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6483 2008-08-11 Michael Matz <matz@suse.de>
6485 * i386/i386.c (override_options): Move initialisation from
6486 flag_schedule_insns_after_reload to here from ...
6487 (optimization_options): ... here.
6489 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6491 PR rtl-optimization/36998
6492 * dwarf2out.c (compute_barrier_args_size_1,
6493 compute_barrier_args_size): Temporarily remove assertions.
6495 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6498 * tree-ssa.c (struct walk_data): Add new flag
6499 warn_possibly_uninitialized.
6500 (warn_uninitialized_var): Use it.
6501 (warn_uninitialized_vars): New.
6502 (execute_early_warn_uninitialized): Call it.
6503 (execute_late_warn_uninitialized): Likewise.
6505 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6508 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6511 2008-08-09 Jan Hubicka <jh@suse.cz>
6514 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6516 (expand_fix): Be prepared for expansion to fail.
6517 (expand_sfix_optab): Remove instructions if expansion failed.
6519 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6521 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6523 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6524 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6526 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6528 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6529 mips/t-libgcc-mips16 to tmake_file.
6530 * config/mips/mips-protos.h (mips_call_type): New enum.
6531 (mips_pic_base_register, mips_got_load): Declare.
6532 (mips_restore_gp): Take an rtx argument.
6533 (mips_use_pic_fn_addr_reg_p): Declare.
6534 (mips_expand_call): Replace the sibcall_p argument with
6535 a mips_call_type argument. Add a lazy_p parameter.
6536 (mips_split_call): Declare.
6537 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6538 (MIPS16_PIC_TEMP): Likewise.
6539 (reg_class): Delete M16_NA_REGS.
6540 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6541 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6542 (mips_split_hi_p): Declare.
6543 * config/mips/mips.c (mips_split_hi_p): New array.
6544 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6545 (mips_got_symbol_type_p): New function.
6546 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6547 (mips16_stub_function_p): New function.
6548 (mips16_local_function_p): Likewise.
6549 (mips_use_pic_fn_addr_reg_p): Likewise.
6550 (mips_cannot_force_const_mem): Return false for HIGHs.
6551 Extend CONST_INT and symbolic handling to MIPS16, using
6552 mips_symbol_insns to check that the base symbol type is a
6553 legitimate constant. Reject GOT-based constants if
6554 TARGET_MIPS16_PCREL_LOADS.
6555 (mips_const_insns): Check targetm.cannot_force_const_mem when
6556 decomposing a symbolic base and a large offset.
6557 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6558 When calling a function that needs $25 from MIPS16 code,
6559 move the target address into $25 separately and add a USE
6561 (mips16_gp_pseudo_reg): Insert the initializer immediately
6562 before the first real insn.
6563 (mips_pic_base_register, mips_got_load): New functions.
6564 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6565 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6566 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6567 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6568 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6569 also passing NULL_RTX rather than const0_rtx as the aux argument.
6570 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6571 instead of TARGET_EXPLICIT_RELOCS.
6572 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6573 (mips_load_call_address): Replace the sibcall_p argument with
6574 a mips_call_type argument. Use mips_got_load.
6575 (mips16_local_alias): New structure.
6576 (mips16_local_aliases): New variable.
6577 (mips16_local_aliases_hash): New function.
6578 (mips16_local_aliases_eq): Likewise.
6579 (mips16_local_alias): Likewise.
6580 (mips16_stub_function): Likewise.
6581 (mips16_build_function_stub): Create a local alias for the target
6582 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6583 .cpload directive and an R_MIPS_NONE relocation for the target
6584 function, then load the alias rather than the function itself.
6585 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6586 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6587 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6588 (mips16_build_call_stub): Replace the FN parameter with an
6589 FN_PTR parameter. Force the address into a register if it
6590 isn't a call_insn_operand; don't rely on the caller to do this.
6591 If a call to a locally-defined and locally-binding MIPS16
6592 function must be made indirectly, redirect the call to the
6593 function's local alias. Use mips16_stub_function_p,
6594 mips16_stub_function, mips_expand_call and use_reg.
6595 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6596 Use explicit %hi and %lo accesses where possible.
6597 Use MIPS_CALL to generate the correct code form of a
6598 jal instruction. Add clobbers of $18 instead of uses.
6599 Update the call to mips_emit_call_insn.
6600 (mips_expand_call): Replace the SIBCALL_P argument with a
6601 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6602 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6603 allowing it to modify the call address. Update the calls to
6604 mips_load_call_address and mips_emit_call_insn.
6605 (mips_split_call): New function.
6606 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6607 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6608 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6609 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6610 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6612 (mips_cprestore_slot): New function.
6613 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6614 and use mips_cprestore_slot.
6615 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6617 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6618 then use a copygp_mips16 instruction to set up $28.
6619 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6620 (mips16_lay_out_constants): Call split_all_insns_noflow.
6621 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6622 false if TARGET_MIPS16.
6623 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6624 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6625 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6626 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6627 MIPS16 code. Allow MIPS16 o32 PIC.
6628 (mips_override_options): Allow MIPS16 o32 PIC.
6629 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6630 after reload if TARGET_USE_GOT.
6631 (UNSPEC_COPYGP): New constant.
6632 (length): Use a default length of 8 for MIPS16 GOT loads.
6633 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6634 (*got_page<mode>): Check mips_split_hi_p.
6635 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6636 (unspec_got<mode>, unspec_call<mode>): New expanders.
6637 (load_got<mode>, load_call<mode>): Remove the length attributes.
6638 Use a got attribute instead of a type attribute.
6639 (copygp_mips16): New insn.
6640 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6641 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6642 (sibcall, sibcall_value, call, call_value): Update the calls
6643 to mips_expand_call.
6644 (call_internal, call_value_internal): Use mips_split_call.
6645 (call_value_multiple_internal): Likewise.
6646 (call_split): Move after call_internal (the insn it is split from).
6647 (call_internal_direct, call_value_internal_direct): Turn into
6648 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6649 (call_direct_split, call_value_direct_split): New patterns.
6650 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6651 and use M16_REGS instead of M16_NA_REGS.
6652 * config/mips/predicates.md (const_call_insn_operand): Replace
6653 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6654 mips_use_pic_fn_addr_reg_p check.
6655 (move_operand): Reject HIGHs if mips_split_hi_p.
6656 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6657 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6658 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6659 * config/mips/libgcc-mips16.ver: New file.
6660 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6661 $(srcdir)/config/mips/libgcc-mips16.ver.
6663 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6665 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6667 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6668 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6669 (mips16_cfun_returns_in_fpr_p): Likewise.
6671 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6673 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6674 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6675 rather than 4 to PC.
6677 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6679 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6680 (FUNCTION_PROFILER): Save the static chain pointer into $2
6681 beforehand and restore it aftewards.
6682 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6683 address directly into $25 and call the function through $25;
6684 do not clobber $3. Pad the DImode version to cover the space
6685 left by the deleted $25 <- $3 move.
6686 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6687 the removal of the $25 <- $3 move.
6688 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6689 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6691 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6692 Daniel Jacobowitz <dan@codesourcery.com>
6694 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6695 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6696 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6697 * config/mips/mips.c (mips_start_function_definition): New function.
6698 (mips_end_function_definition): Likewise.
6699 (mips_output_function_prologue): Use mips_start_function_definition.
6700 (mips_output_function_epilogue): Use mips_end_function_definition.
6701 (build_mips16_function_stub): Use mips_start_function_definition
6702 and mips_end_function_definition.
6703 (build_mips16_call_stub): Likewise.
6705 2008-08-09 Richard Guenther <rguenther@suse.de>
6707 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6708 * gimple.h (gimple_call_fn): Adjust comment.
6709 (gimple_call_set_fndecl): New function.
6710 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6711 longer having bare FUNCTION_DECL operand.
6712 (gimple_call_return_type): Likewise.
6713 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6715 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6716 (gimple_mod_pow2): Likewise.
6717 (gimple_mod_subtract): Likewise.
6718 (gimple_ic): Likewise.
6719 (gimple_stringop_fixed_value): Likewise.
6720 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6721 longer having bare FUNCTION_DECL operand.
6722 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6723 * omp-low.c (optimize_omp_library_calls): Likewise.
6724 * cgraphunit.c (update_call_expr): Likewise.
6725 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6726 (execute_convert_to_rsqrt): Likewise.
6727 * cfgexpand.c (gimple_to_tree): Simplify.
6728 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6729 bare FUNCTION_DECL operand.
6730 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6731 (convert_gimple_call): Use gimple_call_fndecl.
6732 * c-common.c (c_warn_unused_result): Likewise.
6734 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6737 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6738 (c_finish_return): Likewise.
6739 (c_start_case): Likewise.
6740 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6741 * c-parser.c (c_parser_condition): New. Call
6742 verify_sequence_points.
6743 (c_parser_paren_condition): Call c_parser_condition.
6744 (c_parser_for_statement): Call c_parser_condition.
6746 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6749 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6750 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6751 Moved from diagnostic.h
6752 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6754 (emit_diagnostic): New.
6755 (warning0, pedwarn0): Delete.
6756 (warning, warning_at, pedwarn, permerror): Return bool.
6757 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6758 Moved to diagnostic.c.
6759 (struct diagnostic_context): Use correct type for
6760 classify_diagnostic.
6761 (diagnostic_report_diagnostic): Update declaration.
6762 (emit_diagnostic): Declare.
6763 * errors.c (warning): Return bool.
6764 * errors.h (warning): Update declaration.
6765 * toplev.h (warning0, pedwarn0): Delete.
6766 (warning, warning_at, pedwarn, permerror): Return bool.
6767 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6768 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6769 inform. Update all calls.
6770 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6771 before giving informative note.
6772 (implicit_decl_warning): Likewise.
6773 * c-typeck.c (build_function_call): Likewise.
6774 * tree-sssa.c (warn_uninit): Likewise.
6775 * builtins.c (gimplify_va_arg_expr): Likewise.
6777 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6780 * doc/invoke.texi (-Wextra): Move warning from here...
6781 (-Wuninitialized): ... to here.
6783 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6786 * flags.h (set_Wunused): Delete
6787 * toplev.c (process_options): Handle Wunused flags here.
6788 * opts.c (maybe_warn_unused_parameter): Delete.
6789 (common_handle_option): Replace set_Wunused by warn_unused.
6790 (set_Wextra): Do not handle Wunused-parameter here.
6791 (set_Wunused): Delete.
6792 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6794 * common.opt (Wunused): Add Var and Init.
6795 (Wunused-function): Likewise.
6796 (Wunused-label): Likewise.
6797 (Wunused-parameter): Likewise.
6798 (Wunused-value): Likewise.
6799 (Wunused-variable): Likewise.
6801 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6803 * doc/invoke.texi: Add cpu_type power7.
6804 * config.in (HAVE_AS_VSX): New.
6805 * config.gcc: Add cpu_type power7.
6806 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6808 * configure: Regenerate.
6809 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6811 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6812 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6813 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6815 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6817 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6818 type to vectorize.builtin_conversion.
6819 (vectorizable_conversion): Likewise.
6820 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6821 integral type as input.
6822 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6824 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6825 and ALTIVEC_BUILTIN_VCTSXS.
6826 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6829 2008-08-08 Richard Guenther <rguenther@suse.de>
6831 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6832 (surely_varying_stmt_p): Calls are varying only if they are
6833 non-builtin and not indirect or have no result.
6834 (ccp_fold): Re-instantiate code before the tuples merge.
6836 2008-08-08 Richard Guenther <rguenther@suse.de>
6838 PR tree-optimization/37056
6839 * gimple.h (gimple_assign_rhs_class): New helper function.
6840 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6841 unary operations properly.
6843 2008-08-07 Jan Hubicka <jh@suse.cz>
6845 * i386.h (ix86_size_cost): Declare.
6846 (ix86_cur_cost): New function macro.
6847 * i386.md (peepholes expanding size and splitters): Predicate by
6848 optimize_insn_for_speed_p.
6849 (peepholes reduce size and splitters): Predicate by
6850 optimize_insn_for_size_p.
6851 * i386.c (ix86_size_cost): Rename from ...
6852 (size_cost): This one.
6853 (override_options): Update.
6854 (decide_alg): Likewise.
6855 (ix86_expand_clear): Use RTL profile.
6856 (ix86_pad_returns): Use RTL profile.
6858 2008-08-07 Jan Hubicka <jh@suse.cz>
6860 * recog.c (split_all_insns): Set RTL profile
6861 (peephole2_optimize): Likewise.
6862 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6863 * combine.c (combine_instructions): Likewise.
6865 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6867 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6869 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6871 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6872 value in a6 after the set_frame_ptr insn.
6874 2008-08-07 Richard Henderson <rth@redhat.com>
6877 * gcc.c (cpp_options): Pass along -g*.
6879 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6881 * config/arm/arm.c (output_move_neon): Update comment describing
6882 big-endian vector layout.
6883 (arm_assemble_integer): Do not handle big-endian NEON vectors
6885 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6886 neon_vget_lane<mode>_sext_internal,
6887 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6888 element indices for big-endian.
6890 2008-08-07 Richard Henderson <rth@redhat.com>
6892 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6893 * configure, config.in: Rebuild.
6894 * debug.h (dwarf2out_do_cfi_asm): Declare.
6895 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6896 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6897 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6898 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6900 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6902 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6903 movv2si_internal): Combine into mov<mode>_internal.
6904 (movv2si_internal_2): Remove.
6906 2008-08-07 Jan Hubicka <jh@suse.cz>
6909 * i386.md (single stringop patterns): Enable unconditionally.
6911 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6914 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6916 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6917 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6919 * config/i386/sse.md (sse2_movq128): New.
6921 * doc/extend.texi: Document __builtin_ia32_movq128.
6923 2008-08-07 Richard Guenther <rguenther@suse.de>
6926 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6927 pointers can access anything.
6929 2008-08-06 Jan Hubicka <jh@suse.cz>
6931 * optabs.c (emit_unop_insn): Break out to ...
6932 (maybe_emit_unop_insn): ... this one.
6933 (expand_sfix_optab): Use maybe variant.
6934 * optabs.h (maybe_emit_unop_insn): Declare.
6936 * i386.md (mov0 patterns): Enable by default.
6937 (FP conversion expanders): Disable expansion of code expanding
6938 sequences when instruction should be optimized for size.
6939 (single strinop patterns): Enable when optimizing for size.
6940 (string expanders): Disable expanding of code expanding sequences
6941 when optimizning instruction for size.
6942 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6944 (ix86_fp_comparison_sahf_cost): Likewise.
6945 (ix86_expand_branch): Likewise.
6946 (ix86_expand_ashl_const): Likewise.
6947 (ix86_split_ashl): Likewise.
6948 (ix86_expand_strlen): Likewise.
6949 (ix86_emit_fp_unordered_jump): Likewie.
6951 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6953 * c-common.c: Fix typo.
6954 (c_common_reswords): Activate more C++ keyword warnings.
6956 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6958 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6961 * diagnostic.c (permerror_at): New.
6962 * toplev.h (permerror_at): Declare.
6964 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6965 Ira Rosen <irar@il.ibm.com>
6967 * tree-vect-transform.c (vect_model_simple_cost): Return
6968 immediately if stmt is pure SLP.
6969 (vect_model_store_cost): Ditto.
6970 (vect_model_load_cost): Ditto.
6971 (vectorizable_store): Remove PURE_SLP check before call
6972 to vect_model_store_cost.
6973 (vect_model_store_cost): When checking whether stmt describe
6974 strided access, add a check that it is not slp_node.
6976 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6979 * c-common.c (warn_for_sign_compare): New. Handle separately the
6980 case that 'constant' is zero.
6981 * c-typeck.c (build_binary_op): Move code to c-common.c
6983 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6985 * config/alpha/alpha.c (alpha_preferred_reload_class,
6986 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6987 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6988 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6989 * config/arm/arm.md: Likewise.
6990 * config/avr/avr-protos.h (preferred_reload_class,
6991 test_hard_reg_class, avr_simplify_comparison_p,
6992 out_shift_with_cnt, class_max_nregs): Likewise.
6993 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6994 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6995 preferred_reload_class, test_hard_reg_class): Likewise.
6996 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6997 bfin_memory_move_cost, bfin_secondary_reload,
6998 bfin_output_mi_thunk): Likewise.
6999 * config/crx/crx.c (crx_secondary_reload_class,
7000 crx_memory_move_cost): Likewise.
7001 * config/frv/frv-protos.h (frv_secondary_reload_class,
7002 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
7003 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
7004 frv_secondary_reload_class, frv_class_likely_spilled_p,
7005 frv_class_max_nregs): Likewise.
7006 * config/h8300/h8300.c (h8300_classify_operand,
7007 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
7009 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
7010 * config/ia64/ia64.c (ia64_preferred_reload_class,
7011 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
7012 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
7013 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
7015 * config/m68hc11/m68hc11.c (preferred_reload_class,
7016 m68hc11_memory_move_cost): Likewise.
7017 * config/mcore/mcore.c (mcore_secondary_reload_class,
7018 mcore_reload_class): Likewise.
7019 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
7020 mips_class_max_nregs, mips_cannot_change_mode_class,
7021 mips_preferred_reload_class, mips_secondary_reload_class,
7022 mips_output_mi_thunk): Likewise.
7023 * config/mmix/mmix.c (mmix_preferred_reload_class,
7024 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
7026 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7028 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
7029 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
7030 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7031 * config/rs6000/rs6000.c (paired_expand_vector_init,
7032 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
7033 compare_section_name, rs6000_memory_move_cost): Likewise.
7034 * config/s390/s390.c (s390_emit_compare_and_swap,
7035 s390_preferred_reload_class, s390_secondary_reload,
7036 legitimize_pic_address, legitimize_tls_address,
7037 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
7038 s390_class_max_nregs): Likewise.
7039 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7040 * config/s390/s390.md: Likewise.
7041 * config/score/score-protos.h (score_secondary_reload_class,
7042 score_preferred_reload_class): Likewise.
7043 * config/score/score.c (score_preferred_reload_class,
7044 score_secondary_reload_class): Likewise.
7045 * config/score/score3.c (score3_output_mi_thunk,
7046 score3_preferred_reload_class, score3_secondary_reload_class,
7047 score3_hard_regno_mode_ok): Likewise.
7048 * config/score/score3.h (score3_preferred_reload_class,
7049 score3_secondary_reload_class): Likewise.
7050 * config/score/score7.c (score7_output_mi_thunk,
7051 score7_preferred_reload_class, score7_secondary_reload_class,
7052 score7_hard_regno_mode_ok): Likewise.
7053 * config/score/score7.h (score7_preferred_reload_class,
7054 score7_secondary_reload_class): Likewise.
7055 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7056 output_branchy_insn, add_constant, gen_block_redirect,
7057 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7058 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7059 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7060 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7061 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7062 xstormy16_preferred_reload_class): Likewise.
7063 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7064 xtensa_expand_atomic, override_options,
7065 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7067 * reorg.c (try_merge_delay_insns): Likewise.
7068 * tree.c (merge_dllimport_decl_attributes): Likewise.
7070 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7072 2008-08-06 Michael Matz <matz@suse.de>
7074 * Makefile.in (write_entries_to_file): Quote words.
7075 * gengtype.c: (read_input_line): Skip over leading white-space.
7077 2008-08-06 Marc Gauthier <marc@tensilica.com>
7079 * config.gcc: Match more processor names for Xtensa.
7080 * configure.ac: Likewise.
7081 * doc/install.texi (Specific): Likewise.
7082 * configure: Regenerate.
7084 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7086 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7087 * calls.c (avoid_likely_spilled_reg): Likewise.
7088 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7089 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7090 * config/i386/i386.c (ix86_expand_special_args_builtin,
7091 ix86_secondary_reload): Likewise.
7092 * except.c (struct eh_region, gen_eh_region_catch,
7093 remove_unreachable_regions, duplicate_eh_regions,
7094 assign_filter_values, build_post_landing_pads,
7095 sjlj_find_directly_reachable_regions, remove_eh_handler,
7096 reachable_next_level, foreach_reachable_handler,
7097 can_throw_internal_1, can_throw_external_1,
7098 collect_one_action_chain): Likewise.
7099 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7100 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7101 * function.c (update_temp_slot_address, instantiate_new_reg,
7102 instantiate_virtual_regs_in_rtx,
7103 instantiate_virtual_regs_in_insn): Likewise.
7104 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7105 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7106 gimplify_cleanup_point_expr): Likewise.
7107 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7108 * passes.c (next_pass_1): Likewise.
7109 * print-tree.c (print_node_brief, print_node): Likewise.
7110 * profile.c (branch_prob): Likewise.
7111 * tree-dump.c (dump_register): Likewise.
7112 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7114 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7115 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7116 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7117 copy_arguments_for_versioning, copy_static_chain): Likewise.
7118 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7119 add_new_name_mapping, register_new_name_mapping): Likewise.
7120 * tree-mudflap.c (mf_xform_derefs): Likewise.
7121 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7122 get_init_expr, combine_chains): Likewise.
7123 * tree-pretty-print.c (dump_generic_node): Likewise.
7124 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7125 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7126 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7127 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7129 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7132 * calls.c (expand_call): Use the biggest preferred stack
7135 2008-08-06 Michael Matz <matz@suse.de>
7138 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7139 for reused reload, instead of overwriting them.
7141 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7144 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7145 for incoming stack boundary.
7147 * function.c (assign_parm_find_entry_rtl): Update
7148 parm_stack_boundary.
7150 * function.h (rtl_data): Add parm_stack_boundary.
7152 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7153 parm_stack_boundary for incoming stack boundary.
7155 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7157 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7158 for unrepresentable subregs or treat them as equal to other regs
7159 or subregs with the same register number.
7161 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7164 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7167 2008-08-06 Jan Hubicka <jh@suse.cz>
7169 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7170 frequencies might be hot.
7172 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7174 * reload.c (find_reloads): Force constants into literal pool
7175 also if they are wrapped in a SUBREG.
7177 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7180 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7181 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7182 Don't allow predicated instructions for data speculation.
7183 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7186 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7188 * haifa-sched.c (extend_global): Split to extend_global_data and
7189 extend_region_data. Update all uses.
7190 (extend_all): Rename to extend_block_data.
7192 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7194 * sched-rgn.c (new_ready): Check if instruction can be
7195 speculatively scheduled before attempting speculation.
7196 (debug_rgn_dependencies): Remove wrongful assert.
7198 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7200 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7202 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7204 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7205 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7206 va_size, and type_size.
7208 2008-08-04 Jason Merrill <jason@redhat.com>
7211 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7212 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7214 2008-08-05 Richard Henderson <rth@redhat.com>
7216 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7217 * configure: Rebuild.
7219 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7222 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7223 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7226 2008-08-05 Richard Henderson <rth@redhat.com>
7228 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7229 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7230 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7231 * common.opt (fdwarf2-cfi-asm): New.
7232 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7233 * config.in, configure: Rebuild.
7234 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7235 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7237 (dw2_force_const_mem): Externalize.
7238 * dwarf2asm.h: Update.
7239 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7240 generate a real label.
7241 (output_cfi_directive): New.
7242 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7243 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7244 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7246 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7247 (output_loc_operands_raw, output_loc_sequence_raw): New.
7248 (output_cfa_loc_raw): New.
7250 2008-08-05 Paul Brook <paul@codesourcery.com>
7252 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7253 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7254 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7255 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7256 * config/arm/arm.h (TARGET_VFPD32): Define.
7257 (TARGET_VFP3): Use TARGET_VFPD32.
7258 (fputype): Add FPUTYPE_VFP3D16.
7259 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7260 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7261 * config/arm/arm-cores.def: Add cortex-r4f.
7262 * config/arm/arm-tune.md: Regenerate.
7264 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7266 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7267 Reword some comments throughout the file.
7269 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7270 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7271 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7272 MFC_MIN_DMA_LIST_ELEMENTS.
7273 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7274 MFC_MAX_DMA_LIST_ELEMENTS.
7276 (MFC_START_ENABLE): Remove PPU-only define.
7277 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7278 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7280 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7281 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7282 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7283 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7284 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7285 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7286 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7288 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7289 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7290 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7291 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7293 (spu_read_machine_status): Fix typo.
7295 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7297 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7298 SUBREG of multi-word hard register.
7299 * config/spu/spu.c (valid_subreg): Likewise.
7300 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7302 2008-08-04 Richard Guenther <rguenther@suse.de>
7304 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7305 the candidate with the stripped base if that base is different
7306 from the original base even for offset zero.
7308 2008-08-04 Richard Guenther <rguenther@suse.de>
7311 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7312 check for no_overflow.
7314 2008-08-04 Richard Guenther <rguenther@suse.de>
7316 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7318 2008-08-04 Paul Brook <paul@codesourcery.com>
7320 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7321 (arm_order_regs_for_local_alloc): New function.
7322 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7324 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7326 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7329 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7330 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7331 (ix86_expand_epilogue): Likewise.
7333 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7335 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7338 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7340 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7341 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7342 (*movv2sf_internal_rex64): Ditto.
7344 2008-08-03 Jan Hubicka <jh@suse.cz>
7346 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7347 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7348 * expmed.c (expand_smod_pow2): Likewise.
7350 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7353 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7354 alternative 0 of operand 1.
7355 (*vec_concatv2di_rex64_sse): Ditto.
7356 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7358 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7359 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7360 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7361 (*movv2sf_internal_rex64): Ditto.
7363 2008-08-02 Richard Guenther <rguenther@suse.de>
7366 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7367 (ssedoublesizemode): New mode attribute.
7368 (sse_shufps): Call gen_sse_shufps_v4sf.
7369 (sse_shufps_1): Macroize.
7370 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7371 (sse2_shufpd_1): Macroize.
7372 (vec_extract_odd, vec_extract_even): New expanders.
7373 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7374 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7375 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7376 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7377 (ix86_expand_vector_set): Likewise.
7378 (ix86_expand_reduc_v4sf): Likewise.
7380 2008-08-01 Doug Kwan <dougkwan@google.com>
7382 * matrix-reorg.c: Re-enable all code.
7383 (struct malloc_call_data): Change CALL_STMT to gimple type.
7384 (collect_data_for_malloc_call): Tuplify.
7385 (struct access_site_info): Change STMT to gimple type.
7386 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7387 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7388 (struct free_info): Change STMT to gimple type.
7389 (struct matrix_access_phi_node): Change PHI to gimple type.
7390 (get_inner_of_cast_expr): Remove.
7391 (may_flatten_matrices_1): Tuplify.
7392 (may_flatten_matrices): Ditto.
7393 (mark_min_matrix_escape_level): Ditto.
7394 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7395 (ssa_accessed_in_call_rhs): New
7396 (ssa_accessed_in_assign_rhs): New
7397 (record_access_alloc_site_info): Tuplify.
7398 (add_allocation_site): Ditto.
7399 (analyze_matrix_allocation_site): Ditto.
7400 (analyze_transpose): Ditto.
7401 (get_index_from_offset): Ditto.
7402 (update_type_size): Ditto.
7403 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7404 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7405 (analyze_accesses_for_phi_node): Tuplify.
7406 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7407 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7408 (analyze_matrix_accesses): Tuplify.
7409 (check_var_data): New call-back type for check_var_notmodified_p.
7410 (check_var_notmodified_p): Tuplify and use call-back struct to
7411 return statement found.
7412 (can_calculate_expr_before_stmt): Factor out statement related code
7414 (can_calculate_stmt_before_stmt): New.
7415 (check_allocation_function): Tuplify.
7416 (find_sites_in_func): Ditto.
7417 (record_all_accesses_in_func): Ditto.
7418 (transform_access_sites): Ditto.
7419 (transform_allocation_sites): Ditto.
7420 (matrix_reorg): Re-enable.
7421 (gate_matrix_reorg): Re-enable.
7423 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7425 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7426 for labels for which it hasn't been set yet. If it has been set,
7427 stop walking insns and continue with next worklist item.
7428 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7429 if the only BARRIER is at the very end of a function.
7431 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7433 * cfgexpand.c (expand_stack_alignment): Assert that
7434 stack_realign_drap and drap_rtx must match.
7436 * function.c (instantiate_new_reg): If DRAP is used to realign
7437 stack, replace virtual_incoming_args_rtx with internal arg
7440 2008-08-01 Richard Guenther <rguenther@suse.de>
7442 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7443 loop information only if we initialized it.
7444 (execute_pre): Call fini_pre with in_fre.
7445 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7446 if we do not unroll because we hit max-completely-peeled-insns.
7447 Use our estimation for consistency, do allow shrinking.
7449 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7451 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7452 with MIN_STACK_BOUNDARY.
7453 (ix86_update_stack_boundary): Likewise.
7454 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7457 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7458 (MIN_STACK_BOUNDARY): This.
7460 2008-08-01 Richard Guenther <rguenther@suse.de>
7463 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7465 2008-08-01 Richard Guenther <rguenther@suse.de>
7467 PR tree-optimization/36988
7468 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7469 do not matter if that doesn't change volatile qualification.
7471 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7473 * configure.ac: Do not generate libada-mk. Do not subst
7475 * libada-mk.in: Remove.
7476 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7477 * configure: Regenerate.
7479 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7481 * tree-pass.h: Added comment about not dumping passes with name
7482 starting with star in struct opt_pass.
7483 * passes.c (register_dump_files_1): Don't do dump for a pass with
7484 name starting with star.
7485 * doc/passes.texi (Pass manager): Mention pass names and special
7486 meaning of star prefix to avoid dump.
7488 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7490 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7492 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7493 (ISA_MIPS64R2): New macro.
7494 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7495 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7496 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7497 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7498 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7499 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7500 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7501 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7502 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7503 Move up to keep list alphabetically sorted.
7504 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7505 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7507 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7508 (-march=@var{arch}): Add mips64r2.
7510 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7512 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7514 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7516 * expr.c (expand_assignment): Check for complete type.
7518 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7521 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7523 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7524 for stack alignment.
7526 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7528 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7530 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7531 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7533 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7535 PR rtl-optimization/36419
7536 * dwarf2out.c (barrier_args_size): New variable.
7537 (compute_barrier_args_size, compute_barrier_args_size_1): New
7539 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7540 if not called yet in the current function, use barrier_args_size
7541 array to find the new args_size value.
7542 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7544 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7547 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7550 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7553 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7554 (dwarf2out_stack_adjust): Use it.
7555 (dwarf2out_frame_debug_expr): Likewise.
7557 2008-07-31 Richard Guenther <rguenther@suse.de>
7559 PR tree-optimization/36978
7560 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7561 the generated condition.
7563 2008-07-31 Richard Guenther <rguenther@suse.de>
7565 * passes.c (init_optimization_passes): Always call
7566 pass_early_warn_uninitialized.
7567 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7568 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7569 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7571 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7574 * builtins.c (maybe_emit_free_warning): New function.
7575 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7576 maybe_emit_free_warning for BUILT_IN_FREE.
7579 * dwarf2out.c (get_context_die): New function.
7580 (force_decl_die, force_type_die): Use it.
7581 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7582 returns NULL, force generation of DW_TAG_typedef and put that into
7585 PR preprocessor/36649
7586 * c-pch.c (c_common_read_pch): Save and restore
7587 line_table->trace_includes across PCH restore.
7589 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7592 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7594 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7597 * final.c (call_from_call_insn): Handle COND_EXEC.
7599 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7601 * builtins.c (std_gimplify_va_arg_expr): Replace
7602 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7603 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7605 2008-07-30 Joey Ye <joey.ye@intel.com>
7606 H.J. Lu <hongjiu.lu@intel.com>
7608 * builtins.c (expand_builtin_setjmp_receiver): Replace
7609 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7610 (expand_builtin_apply_args_1): Likewise.
7611 (expand_builtin_longjmp): Need DRAP for stack alignment.
7612 (expand_builtin_apply): Likewise.
7614 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7615 instead of assign_stack_local to allow alignment reduction.
7617 * calls.c (emit_call_1): Need DRAP for stack alignment if
7619 (expand_call): Replace virtual_incoming_args_rtx with
7620 crtl->args.internal_arg_pointer.
7621 * stmt.c (expand_nl_goto_receiver): Likewise.
7623 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7624 alignment and store to stack_alignment_estimated and
7625 max_used_stack_slot_alignment.
7626 (expand_one_var): Likewise.
7627 (expand_stack_alignment): New function.
7628 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7629 and stack_alignment_estimated fields in rtl_data. Call
7630 expand_stack_alignment at end.
7632 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7633 (MAX_STACK_ALIGNMENT): Likewise.
7634 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7635 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7637 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7638 stack alignment when generating virtual registers.
7640 * function.c (assign_stack_local): Renamed to ...
7641 (assign_stack_local_1): This. Add a parameter to indicate
7642 if it is OK to reduce alignment.
7643 (assign_stack_local): Use it.
7644 (instantiate_new_reg): Instantiate virtual incoming args rtx
7645 to vDRAP if stack realignment and DRAP is needed.
7646 (assign_parms): Collect parameter/return type alignment and
7647 contribute to stack_alignment_estimated.
7648 (locate_and_pad_parm): Likewise.
7649 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7650 with crtl->args.internal_arg_pointer.
7652 * function.h (rtl_data): Add new field drap_reg,
7653 max_used_stack_slot_alignment, stack_alignment_estimated,
7654 stack_realign_needed, need_drap, stack_realign_processed and
7655 stack_realign_finalized.
7656 (stack_realign_fp): New macro.
7657 (stack_realign_drap): Likewise.
7659 * global.c (compute_regsets): Frame pointer is needed when
7660 stack is realigned. Can eliminate frame pointer when stack is
7661 realigned and dynamic realigned argument pointer isn't used.
7663 * reload1.c (update_eliminables): Frame pointer is needed
7664 when stack is realigned.
7665 (init_elim_table): Can eliminate frame pointer when stack is
7666 realigned and dynamic realigned argument pointer isn't used.
7668 * rtl.h (assign_stack_local_1): Declare new funtion.
7670 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7671 (TARGET_GET_DRAP_RTX): Likewise.
7672 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7673 TARGET_GET_DRAP_RTX.
7675 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7677 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7678 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7680 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7681 H.J. Lu <hongjiu.lu@intel.com>
7683 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7684 vdrap_reg, stack_realign and drap_reg_saved.
7685 (add_cfi): Don't allow redefining CFA when DRAP is used.
7686 (reg_save): Handle stack alignment.
7687 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7688 alignment. Don't generate DWARF information for (set fp sp)
7690 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7692 (int_loc_descriptor): Move prototype forward. Also define if
7693 DWARF2_UNWIND_INFO is true.
7694 (output_cfa_loc): Handle DW_CFA_expression.
7695 (build_cfa_aligned_loc): New.
7696 (based_loc_descr): Update assert for stack realign. For local
7697 variables, use sp+offset when stack is aligned without drap and
7698 fp+offset when stack is aligned with drap. For arguments, use
7699 cfa+offset when drap is used to align stack.
7701 2008-07-30 Joey Ye <joey.ye@intel.com>
7702 H.J. Lu <hongjiu.lu@intel.com>
7704 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7706 (ix86_gen_andsp): New.
7707 (ix86_user_incoming_stack_boundary): Likewise.
7708 (ix86_default_incoming_stack_boundary): Likewise.
7709 (ix86_incoming_stack_boundary): Likewise.
7710 (ix86_can_eliminate): Likewise.
7711 (find_drap_reg): Likewise.
7712 (ix86_update_stack_boundary): Likewise.
7713 (ix86_get_drap_rtx): Likewise.
7714 (ix86_finalize_stack_realign_flags): Likewise.
7715 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7716 (TARGET_GET_DRAP_RTX): Likewise.
7717 (override_options): Overide option value for new options.
7718 (ix86_function_ok_for_sibcall): Remove check for
7719 force_align_arg_pointer.
7720 (ix86_handle_cconv_attribute): Likewise.
7721 (ix86_function_regparm): Likewise.
7722 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7723 (ix86_va_start): Replace virtual_incoming_args_rtx with
7724 crtl->args.internal_arg_pointer.
7725 (ix86_select_alt_pic_regnum): Check DRAP register.
7726 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7727 (ix86_compute_frame_layout): Compute frame layout wrt stack
7729 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7730 (ix86_expand_prologue): Decide if stack realignment is needed
7731 and generate prologue code accordingly.
7732 (ix86_expand_epilogue): Generate epilogue code wrt stack
7733 realignment is really needed or not.
7735 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7736 (ABI_STACK_BOUNDARY): Likewise.
7737 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7738 (STACK_REALIGN_DEFAULT): Likewise.
7739 (INCOMING_STACK_BOUNDARY): Likewise.
7740 (MAX_STACK_ALIGNMENT): Likewise.
7741 (ix86_incoming_stack_boundary): Likewise.
7742 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7743 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7744 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7745 (machine_function): Remove force_align_arg_pointer.
7747 * config/i386/i386.md (BX_REG): New.
7748 (R13_REG): Likewise.
7750 * config/i386/i386.opt (mforce_drap): New.
7751 (mincoming-stack-boundary): Likewise.
7752 (mstackrealign): Add Init(-1).
7754 * config/i386/i386-protos.h (ix86_can_eliminate): New
7756 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7758 * doc/extend.texi: Update force_align_arg_pointer.
7760 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7763 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7764 (INCOMING_STACK_BOUNDARY): Likewise.
7765 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7766 (TARGET_GET_DRAP_RTX): Likewise.
7768 2008-07-30 Andreas Schwab <schwab@suse.de>
7770 PR rtl-optimization/36929
7771 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7772 add_insn_before and fix argument order.
7773 (replace_inc_dec_mem): Handle NULL rtx.
7775 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7777 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7779 (arm_compute_initial_elimination_offset): Use it.
7780 (arm_compute_save_reg_mask): Include static chain save slot when
7781 calculating alignment.
7782 (arm_get_frame_offsets): Ditto.
7783 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7784 that we can use to decrement the stack when the stack decrement
7785 could be too big for an immediate value in a single insn.
7786 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7788 2008-07-30 Richard Guenther <rguenther@suse.de>
7790 PR tree-optimization/36967
7791 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7792 Release defs of statements we remove.
7794 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7796 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7797 instead of NULL_RTVEC.
7799 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7803 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7806 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7808 * final.c (call_from_call_insn): New.
7809 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7811 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7813 * configure.ac: Substitute ADA_CFLAGS.
7814 * configure: Regenerate.
7815 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7816 * Makefile.in: Remove mention of X_* variables.
7817 * config/pa/x-ada-hpux10: Remove.
7818 * config/pa/x-ada: Remove.
7820 * doc/fragments.texi: Update.
7822 2008-07-30 Olivier Hainque <hainque@adacore.com>
7824 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7825 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7826 __dso_handle explicitly here.
7828 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7831 * c-typeck.c (build_binary_op): Encapsulate code into...
7832 * c-common.c (shorten_binary_op): ...this new function.
7833 (conversion_warning): Use the new function. Handle non-negative
7834 constant in bitwise-and.
7835 * c-common.h (shorten_binary_op): Declare.
7837 2008-07-30 Olivier Hainque <hainque@adacore.com>
7839 * scan.c (make_sstring_space): Add explicit conversions of
7840 allocator's return value.
7841 * fix-header.c (recognized_function): Likewise.
7843 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7845 * doc/cpp.texi: Update to GFDL 1.2.
7846 * doc/gcc.texi: Do not list GPL as Invariant Section.
7847 * doc/gccint.texi: Likewise. Update copyright years.
7848 * doc/install.texi: Update copyright years.
7850 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7853 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7854 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7856 2008-07-29 Jan Hubicka <jh@suse.cz>
7858 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7859 (grokdeclarator): Likewise.
7860 * langhooks.c (lhd_warn_unused_global_decl): Use
7861 DECL_DECLARED_INLINE_P.
7862 * print-tree.c (print_node): Remove DECL_INLINE check.
7864 2008-07-29 Richard Guenther <rguenther@suse.de>
7866 PR tree-optimization/36945
7867 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7868 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7869 Record invariant addresses un-decomposed.
7870 (copy_reference_ops_from_call): Record reference call
7871 arguments properly. Simplify.
7872 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7873 helper split out from ...
7874 (create_component_ref_by_pieces): ... here. Simplify.
7875 Prepare for recursive invocation for call arguments.
7876 (create_expression_by_pieces): Adjust call to
7877 create_component_ref_by_pieces.
7878 (compute_avail): Process operand 2 of reference ops.
7880 2008-07-29 Richard Guenther <rguenther@suse.de>
7882 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7884 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7886 * c-format.c (check_format_types): Revert unwanted checkin.
7888 2008-07-29 Jan Hubicka <jh@suse.cz>
7890 * flags.h (flag_really_no_inline): Remove.
7891 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7892 * toplev.c (flag_really_no_inline): Remove.
7893 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7894 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7895 (cgraph_decide_inlining_incrementally): Likewise.
7896 (compute_inline_parameters): Likewise.
7897 * opts.c (decode_options): Simplify.
7898 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7899 * common.opt (finline): Initialize to 1.
7900 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7902 2008-07-29 Jan Hubicka <jh@suse.cz>
7904 * predict.c (always_optimize_for_size_p): New function.
7905 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7906 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7907 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7909 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7910 * function.c (prepare_function_start): Set default profile.
7911 * function.h (rtl_data): Add maybe_hot_insn_p.
7912 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7913 (construct_exit_block): Likewise.
7914 (tree_expand_cfg): Likewise.
7916 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7917 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7918 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7919 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7922 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7925 * c-decl.c (merge_decls): Merge USED flags.
7927 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7929 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7930 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7931 next_stack, lab_false and lab_over trees.
7933 2008-07-28 Richard Guenther <rguenther@suse.de>
7935 PR tree-optimization/36957
7936 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7937 (useless_type_conversion_p): Remove.
7938 (types_compatible_p): Remove.
7939 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7940 (useless_type_conversion_p): Declare.
7941 (types_compatible_p): Declare.
7942 (gimple_expr_type): Return the base type only if it is
7943 trivially convertible to the subtype.
7945 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7947 * configure.ac: Use the m4_do macro to concatenate the warnings into
7948 one string in ACX_PROG_CC_WARNING_OPTS,
7949 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7950 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7951 * configure: Regenerate.
7953 2008-07-28 Richard Guenther <rguenther@suse.de>
7955 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7956 (insert_fake_stores): Remove.
7957 (realify_fake_stores): Likewise.
7958 (execute_pre): Remove dead code.
7959 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7960 (find_func_aliases): Deal with it here instead.
7961 Re-enable gcc_unreachable call.
7963 2008-07-28 Richard Guenther <rguenther@suse.de>
7965 Merge from gimple-tuples-branch.
7967 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7968 * gimple.def: New file.
7969 * gsstruct.def: Likewise.
7970 * gimple-iterator.c: Likewise.
7971 * gimple-pretty-print.c: Likewise.
7972 * tree-gimple.c: Removed. Merged into ...
7973 * gimple.c: ... here. New file.
7974 * tree-gimple.h: Removed. Merged into ...
7975 * gimple.h: ... here. New file.
7977 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7978 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7979 --enable-checking=gimple flag.
7980 * config.in: Likewise.
7981 * configure: Regenerated.
7983 * tree-ssa-operands.h: Tuplified.
7984 * tree-vrp.c: Likewise.
7985 * tree-loop-linear.c: Likewise.
7986 * tree-into-ssa.c: Likewise.
7987 * tree-ssa-loop-im.c: Likewise.
7988 * tree-dump.c: Likewise.
7989 * tree-complex.c: Likewise.
7990 * cgraphbuild.c: Likewise.
7991 * tree-ssa-threadupdate.c: Likewise.
7992 * tree-ssa-loop-niter.c: Likewise.
7993 * tree-pretty-print.c: Likewise.
7994 * tracer.c: Likewise.
7995 * gengtype.c: Likewise.
7996 * tree-loop-distribution.c: Likewise.
7997 * tree-ssa-loop-unswitch.c: Likewise.
7998 * cgraph.c: Likewise.
7999 * cgraph.h: Likewise.
8000 * tree-ssa-loop-manip.c: Likewise.
8001 * value-prof.c: Likewise.
8002 * tree-ssa-loop-ch.c: Likewise.
8003 * tree-tailcall.c: Likewise.
8004 * value-prof.h: Likewise.
8007 * tree-pass.h: Likewise.
8008 * ipa-cp.c: Likewise.
8009 * tree-scalar-evolution.c: Likewise.
8010 * tree-scalar-evolution.h: Likewise.
8011 * target.h: Likewise.
8012 * lambda-mat.c: Likewise.
8013 * tree-phinodes.c: Likewise.
8014 * diagnostic.h: Likewise.
8015 * builtins.c: Likewise.
8016 * tree-ssa-alias-warnings.c: Likewise.
8017 * cfghooks.c: Likewise.
8018 * fold-const.c: Likewise.
8019 * cfghooks.h: Likewise.
8020 * omp-low.c: Likewise.
8021 * tree-ssa-dse.c: Likewise.
8022 * ipa-reference.c: Likewise.
8023 * tree-ssa-uncprop.c: Likewise.
8024 * toplev.c: Likewise.
8025 * tree-gimple.c: Likewise.
8026 * tree-gimple.h: Likewise.
8027 * tree-chrec.c: Likewise.
8028 * tree-chrec.h: Likewise.
8029 * tree-ssa-sccvn.c: Likewise.
8030 * tree-ssa-sccvn.h: Likewise.
8031 * cgraphunit.c: Likewise.
8032 * tree-ssa-copyrename.c: Likewise.
8033 * tree-ssa-ccp.c: Likewise.
8034 * tree-ssa-loop-ivopts.c: Likewise.
8035 * tree-nomudflap.c: Likewise.
8036 * tree-call-cdce.c: Likewise.
8037 * ipa-pure-const.c: Likewise.
8038 * c-format.c: Likewise.
8039 * tree-stdarg.c: Likewise.
8040 * tree-ssa-math-opts.c: Likewise.
8041 * tree-ssa-dom.c: Likewise.
8042 * tree-nrv.c: Likewise.
8043 * tree-ssa-propagate.c: Likewise.
8044 * ipa-utils.c: Likewise.
8045 * tree-ssa-propagate.h: Likewise.
8046 * tree-ssa-alias.c: Likewise.
8047 * gimple-low.c: Likewise.
8048 * tree-ssa-sink.c: Likewise.
8049 * ipa-inline.c: Likewise.
8050 * c-semantics.c: Likewise.
8051 * dwarf2out.c: Likewise.
8053 * tree-ssa-loop-ivcanon.c: Likewise.
8054 * predict.c: Likewise.
8055 * tree-ssa-loop.c: Likewise.
8056 * tree-parloops.c: Likewise.
8057 * tree-ssa-address.c: Likewise.
8058 * tree-ssa-ifcombine.c: Likewise.
8059 * matrix-reorg.c: Likewise.
8060 * c-decl.c: Likewise.
8061 * tree-eh.c: Likewise.
8062 * c-pretty-print.c: Likewise.
8063 * lambda-trans.c: Likewise.
8064 * function.c: Likewise.
8065 * langhooks.c: Likewise.
8066 * ebitmap.h: Likewise.
8067 * tree-vectorizer.c: Likewise.
8068 * function.h: Likewise.
8069 * langhooks.h: Likewise.
8070 * tree-vectorizer.h: Likewise.
8071 * ipa-type-escape.c: Likewise.
8072 * ipa-type-escape.h: Likewise.
8073 * domwalk.c: Likewise.
8074 * tree-if-conv.c: Likewise.
8075 * profile.c: Likewise.
8076 * domwalk.h: Likewise.
8077 * tree-data-ref.c: Likewise.
8078 * tree-data-ref.h: Likewise.
8079 * tree-flow-inline.h: Likewise.
8080 * tree-affine.c: Likewise.
8081 * tree-vect-analyze.c: Likewise.
8082 * c-typeck.c: Likewise.
8083 * gimplify.c: Likewise.
8084 * coretypes.h: Likewise.
8085 * tree-ssa-phiopt.c: Likewise.
8086 * calls.c: Likewise.
8087 * tree-ssa-coalesce.c: Likewise.
8088 * tree.def: Likewise.
8089 * tree-dfa.c: Likewise.
8090 * except.c: Likewise.
8091 * except.h: Likewise.
8092 * cfgexpand.c: Likewise.
8093 * tree-cfgcleanup.c: Likewise.
8094 * tree-ssa-pre.c: Likewise.
8095 * tree-ssa-live.c: Likewise.
8096 * tree-sra.c: Likewise.
8097 * tree-ssa-live.h: Likewise.
8098 * tree-predcom.c: Likewise.
8099 * lambda.h: Likewise.
8100 * tree-mudflap.c: Likewise.
8101 * ipa-prop.c: Likewise.
8102 * print-tree.c: Likewise.
8103 * tree-ssa-copy.c: Likewise.
8104 * ipa-prop.h: Likewise.
8105 * tree-ssa-forwprop.c: Likewise.
8106 * ggc-page.c: Likewise.
8107 * c-omp.c: Likewise.
8108 * tree-ssa-dce.c: Likewise.
8109 * tree-vect-patterns.c: Likewise.
8110 * tree-ssa-ter.c: Likewise.
8111 * tree-nested.c: Likewise.
8112 * tree-ssa.c: Likewise.
8113 * lambda-code.c: Likewise.
8114 * tree-ssa-loop-prefetch.c: Likewise.
8115 * tree-inline.c: Likewise.
8116 * tree-inline.h: Likewise.
8117 * tree-iterator.c: Likewise.
8118 * tree-optimize.c: Likewise.
8119 * tree-ssa-phiprop.c: Likewise.
8120 * tree-vect-transform.c: Likewise.
8121 * tree-object-size.c: Likewise.
8122 * tree-outof-ssa.c: Likewise.
8123 * cfgloop.c: Likewise.
8124 * system.h: Likewise.
8125 * tree-profile.c: Likewise.
8126 * cfgloop.h: Likewise.
8127 * c-gimplify.c: Likewise.
8128 * c-common.c: Likewise.
8129 * tree-vect-generic.c: Likewise.
8130 * tree-flow.h: Likewise.
8131 * c-common.h: Likewise.
8132 * basic-block.h: Likewise.
8133 * tree-ssa-structalias.c: Likewise.
8134 * tree-switch-conversion.c: Likewise.
8135 * tree-ssa-structalias.h: Likewise.
8136 * tree-cfg.c: Likewise.
8137 * passes.c: Likewise.
8138 * ipa-struct-reorg.c: Likewise.
8139 * ipa-struct-reorg.h: Likewise.
8140 * tree-ssa-reassoc.c: Likewise.
8141 * cfgrtl.c: Likewise.
8142 * varpool.c: Likewise.
8144 * tree-ssanames.c: Likewise.
8145 * tree-ssa-threadedge.c: Likewise.
8146 * langhooks-def.h: Likewise.
8147 * tree-ssa-operands.c: Likewise.
8148 * config/alpha/alpha.c: Likewise.
8149 * config/frv/frv.c: Likewise.
8150 * config/s390/s390.c: Likewise.
8151 * config/m32c/m32c.c: Likewise.
8152 * config/m32c/m32c-protos.h: Likewise.
8153 * config/spu/spu.c: Likewise.
8154 * config/sparc/sparc.c: Likewise.
8155 * config/i386/i386.c: Likewise.
8156 * config/sh/sh.c: Likewise.
8157 * config/xtensa/xtensa.c: Likewise.
8158 * config/stormy16/stormy16.c: Likewise.
8159 * config/ia64/ia64.c: Likewise.
8160 * config/rs6000/rs6000.c: Likewise.
8161 * config/pa/pa.c: Likewise.
8162 * config/mips/mips.c: Likewise.
8164 2008-07-28 Simon Baldwin <simonb@google.com>
8166 * c-pragma.c (handle_pragma_message): New function.
8167 (init_pragma): Register handle_pragma_message.
8168 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8171 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8173 PR tree-optimization/35252
8174 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8175 REALPART_EXPR to be considered as same load operation.
8177 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8179 PR tree-optimization/36830
8180 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8181 (expressions_equal_p): Return false if only one operand is null.
8183 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8185 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8186 version requirements.
8188 2008-07-26 Olivier Hainque <hainque@adacore.com>
8190 * collect2.c (symkind): New enum. Symbol kinds we care about.
8191 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8192 code and head comment accordingly.
8193 (scan_prog_file): Use symkind names instead of bare integers.
8195 2008-07-25 Jan Hubicka <jh@suse.cz>
8197 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8199 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8200 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8201 * dojump.c (clear_pending_stack_adjust): Likewise.
8202 * print-tree.c (print_node): Ignore DECL_INLINE.
8203 * tree-inline.c (inlinable_function_p): Likewise.
8205 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8207 * doc/extend.texi (hot attribute): Document that the hot attribute
8208 turns on -O3 for some ports.
8209 (cold attribute): Document that the cold attribute turns on -Os
8212 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8213 reflect function specific option support.
8215 * target.h (struct target_option_hooks): Add fields to say whether
8216 the cold attribute implies -Os and the hot attribute implies -O3.
8218 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8219 By default, do not turn on -Os for cold functions.
8220 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8221 not turn on -O3 for hot functions.
8223 * c-common.c (handle_hot_attribute): Use target hook to determine
8224 if hot functions should enable -O3.
8225 (handle_cold_attribute): Use target hook to determine if cold
8226 functions should enable -Os.
8228 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8229 (override_options): Move disable scheduling to
8230 optimization_options.
8231 (optimization_options): Disable scheduling here, not
8233 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8234 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8236 * config/ia64/ia64.c (ia64_override_options): Move setting
8237 scheduling flags to ia64_optimization_options.
8238 (ia64_optimization_options): Disable scheduling options here, and
8239 not in ia64_override_options.
8240 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8241 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8243 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8246 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8248 2008-07-25 Martin Jambor <mjambor@suse.cz>
8250 PR tree-optimization/36926
8251 * ipa-prop.c (ipa_analyze_call_uses): Call
8252 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8254 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8256 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8257 movv2si_internal): Add mem = reg alternative.
8259 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8262 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8263 DEFAULT_PCC_STRUCT_RETURN to 127.
8265 2008-07-24 Jan Hubicka <jh@suse.cz>
8267 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8268 (build_cgraph_edges): Likewise.
8269 * cgraph.c (cgraph_node): Do not update assembler hash.
8270 (cgraph_remove_node): Drop non-unit-at-a-time code.
8271 * tree-pass.h (pass_O0_always_inline): Remove.
8272 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8273 * toplev.c (process_options): Flag unit-at-a-time does not imply
8275 * cgraphunit.c: Update comments.
8276 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8277 (cgraph_assemble_pending_functions): Remove.
8278 (cgraph_reset_node): Drop non-unit-at-a-time code.
8279 (cgraph_finalize_function): Likewise.
8280 (cgraph_analyze_function): Likewise.
8281 (cgraph_finalize_compilation_unit): Likewise.
8282 (cgraph_expand_function): Likewise.
8283 (cgraph_optimize): Likesise.
8284 (save_inline_function_body): Likewise.
8285 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8286 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8287 * ipa-inline.c: Update comments.
8288 (enum inlining_mode): remove INLINE_SPEED.
8289 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8290 (cgraph_mark_inline_edge): Likewise.
8291 (try_inline): Likewise.
8292 (cgraph_decide_inlining_incrementally): Likewise.
8293 (cgraph_gate_inlining): Remove.
8294 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8295 (cgraph_gate_early_inlining): Likewise.
8296 (gate_inline_passes): Remove.
8297 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8298 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8299 pass_O0_always_inline): Remove.
8300 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8301 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8302 * opts.c (no_unit_at_a_time_default): Remove.
8303 (decode_options): Remove flag_unit_at_a_time reset and warning.
8304 * opts.h (no_unit_at_a_time_default): Remove.
8305 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8306 early in GNU dialect.
8307 (merge_decls): Update comment; drop unit-at-a-time check.
8308 (finish_decl): Likewise.
8309 (grok_declaration): Remove flag_inline_trees code.
8310 (finish_functions): Return on function returning non-void on all
8312 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8313 * cfgexpand.c (expand_one_static_var): Remove.
8314 (expand_one_var): Remove expand_one_static_var call.
8315 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8316 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8317 and flag_unit_at_a-time compatibility checks.
8318 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8319 * tree-inline.c (flag_inline_trees): Remove.
8320 (inlinable_function_p): Don't check it.
8321 (expand_call_inline): Remove non-unit-at-a-time code.
8322 * tree-inline.h (flag_inline_trees): Remove.
8323 * tree-optimize.c (execute_early_local_optimizations): Remove
8324 unit-at-a-time checks.
8325 (tree_rest_of_compilation): Likewise.
8326 * combine.c (setup_incoming_promotions): Likewise.
8327 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8328 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8329 * passes.c (pass_inline_parameters): Update comments; remove
8330 O0_alwaysinline pass.
8331 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8332 (execute_one_pass): Likewise.
8333 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8334 (ix86_function_sseregparm): Likewise.
8335 * arm.c (arm_function_in_section_p): Likewise.
8336 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8337 * varpool.c: Update comments.
8338 (decide_is_variable_needed): Remove unit-at-a-time checks.
8339 (varpool_finalize_decl): Likewise.
8341 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8343 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8345 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8347 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8349 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8350 imp symbol extension.
8352 2008-07-23 Ian Lance Taylor <iant@google.com>
8354 * tree-vrp.c (infer_value_range): Ignore asm statements when
8355 looking for memory accesses for -fdelete-null-pointer-checks.
8357 2008-07-24 Ben Elliston <bje@au.ibm.com>
8359 * config/spu/spu-c.c (__vector_keyword): New variable.
8360 (vector_keyword): Likewise.
8361 (spu_categorize_keyword): New function.
8362 (spu_macro_to_expand): Likewise.
8363 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8364 compiling an ISO C dialect.
8366 2008-07-24 Ben Elliston <bje@au.ibm.com>
8368 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8371 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8373 * configure: Regenerate.
8374 * configure.ac: Require texinfo 4.7.
8375 * doc/install.texi: Document texinfo 4.7 requirement.
8377 2008-07-23 Martin Jambor <mjambor@suse.cz>
8379 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8380 rather than for DECL_SAVED_TREE.
8381 * ipa-prop.c: Include diagnostic.h.
8382 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8384 (ipa_detect_param_modifications): Function rewritten from scratch.
8385 (ipa_compute_jump_functions): Changed accesses to modification flags.
8386 (ipa_free_node_params_substructures): Update flags destruction.
8387 (ipa_node_duplication_hook): Update flags duplication.
8388 (ipa_print_all_params_modified): Updated flag access.
8389 * ipa-prop.h (struct ipa_param_flags): New structure.
8390 (struct ipa_node_params): New field modification_analysis_done,
8391 modified_flags changed into param_flags.
8392 (ipa_is_ith_param_modified): Changed to use new flags.
8393 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8395 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8396 ipa-cp.c and split into two functions.
8397 (ipa_print_node_jump_functions): New function.
8398 (compute_scalar_jump_functions): New function.
8399 (type_like_member_ptr_p): New function.
8400 (compute_pass_through_member_ptrs): New function.
8401 (fill_member_ptr_cst_jump_function): New function.
8402 (determine_cst_member_ptr): New function.
8403 (compute_cst_member_ptr_arguments): New function.
8404 (ipa_compute_jump_functions): Complete rewrite.
8405 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8406 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8407 (struct ipa_member_ptr_cst): New structure.
8408 (union jump_func_value): New field member_cst.
8409 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8410 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8411 jump function types.
8412 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8413 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8414 instead of ipcp_print_all_jump_functions.
8415 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8416 only for replacable scalars.
8418 * doc/invoke.texi (Optimize options): Add description of
8419 -findirect-inlining.
8420 * common.opt (flag_indirect_inlining): New flag.
8421 * opts.c (decode_options): Set flag_indirect_inlining when
8424 * ipa-inline.c: Include ipa-prop.h.
8425 (inline_indirect_intraprocedural_analysis): New function.
8426 (inline_generate_summary): Allocate parameter and argument info
8427 structures, call inline_indirect_intraprocedural_analysis on each
8428 node when doing indirect inlining and deallocate indirect inlining
8429 data structures in the end.
8430 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8431 (free_all_ipa_structures_after_iinln): New function.
8432 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8434 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8436 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8437 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8438 of computing the frequency separately.
8439 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8440 of computing the frequency separately.
8441 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8442 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8443 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8444 (ipa_get_stmt_member_ptr_load_param): New function.
8445 (ipa_is_ssa_with_stmt_def): New function.
8446 (ipa_note_param_call): New function.
8447 (ipa_analyze_call_uses): New function.
8448 (ipa_analyze_stmt_uses): New function.
8449 (ipa_analyze_params_uses): New function.
8450 (ipa_free_node_params_substructures): Also free the param_calls linked
8452 (ipa_node_duplication_hook): Also duplicate the param_calls
8454 (ipa_print_node_param_flags): New function.
8455 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8456 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8457 * ipa-prop.h (struct ipa_param_flags): New field called.
8458 (struct ipa_param_call_note): New structure.
8459 (struct ipa_node_params): New fields param_calls and
8461 (ipa_is_ith_param_called): New function.
8462 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8463 ipa_analyze_params_uses and dump parameter flags.
8465 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8466 ipa_propagate_indirect_call_infos if performing indirect inlining,
8467 pass a new parameter new_edges to it.
8468 (add_new_edges_to_heap): New fucntion.
8469 (cgraph_decide_inlining_of_small_functions): New vector
8470 new_indirect_edges for newly found indirect edges , call
8471 ipa_propagate_indirect_call_infos after inlining.
8472 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8473 inlining if performing indirect inlining. Call
8474 free_all_ipa_structures_after_iinln when doing so too.
8475 (inline_generate_summary): Do not call
8476 free_all_ipa_structures_after_iinln here.
8477 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8478 (print_edge_addition_message): New function.
8479 (update_call_notes_after_inlining): New function.
8480 (propagate_info_to_inlined_callees): New function.
8481 (ipa_propagate_indirect_call_infos): New function.
8482 * ipa-prop.h: Include cgraph.h
8483 (struct ipa_param_call_note): Fields reordered, new field processed.
8484 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8486 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8487 rediscovered call statements.
8488 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8489 (dump_cgraph_node): Dump also the indirect_call flag.
8490 (cgraph_clone_edge): Copy also the indirect_call flag.
8491 * tree-inline.c (copy_bb): Do not check for fndecls from call
8492 expressions, check for edge availability when moving clones.
8493 (get_indirect_callee_fndecl): New function.
8494 (expand_call_inline): If callee declaration is not apprent from
8495 the statement, try calling get_indirect_callee_fndecl. Do not
8496 issue warnings or call sorry when not inlinings an indirect edge.
8497 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8499 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8500 bit more frandly to matching.
8501 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8502 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8503 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8505 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8508 * opth-gen.awk: Suppress function specific features when building
8510 * optc-gen.awk: Ditto.
8512 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8515 * diagnostic.c (pedwarn): Add opt parameter.
8517 * c-tree.h (pedwarn_init): Add opt parameter.
8518 (pedwarn_c90): Likewise.
8519 (pedwarn_c99): Likewise.
8520 * c-errors.c (pedwarn_c99): Likewise.
8521 (pedwarn_c90): Likewise.
8522 * toplev.h (pedwarn): Update declaration.
8523 (pedwarn0): Declare.
8524 * c-lex.c: All calls to pedwarn changed.
8525 * builtins.c: All calls to pedwarn changed.
8526 * toplev.c: All calls to pedwarn changed.
8527 * c-decl.c: All calls to pedwarn changed.
8528 * c-typeck.c: All calls to pedwarn changed.
8529 * c-common.c: All calls to pedwarn changed.
8530 * c-parser.c: All calls to pedwarn changed.
8532 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8533 Karthik Kumar <karthikkumar@gmail.com>
8535 * attribs.c (file scope): Include c-common.h.
8536 (decl_attributes): Add support for #pragma GCC optimize and
8539 * targhooks.c (default_can_inline_p): New function that is the
8540 default for the TARGET_CAN_INLINE_P target hook.
8542 * targhooks.h (default_can_inline_p): Add declaration.
8544 * tree.c (cl_optimization_node): New static tree for building
8545 OPTIMIZATION_NODE tree.
8546 (cl_target_option_node): New static tree for building
8547 TARGET_OPTION_NODE tree.
8548 (cl_option_hash_table): New hash table for hashing
8549 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8550 (cl_option_hash_hash): New function to provide the hash value for
8551 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8552 (cl_option_hash_eq): New function to provide an equality test for
8553 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8554 (tree_code_size): Add support for OPTIMIZATION_NODE and
8555 TARGET_OPTION_NODE trees.
8556 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8557 TARGET_OPTION_NODE trees.
8558 (build_optimization_node): Build a tree that has all of the
8559 current optimization options.
8560 (build_target_option_node): Build a tree that has the target
8561 options that might be changed on a per function basis.
8563 * tree.h (file scope): Include options.h.
8564 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8565 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8566 (TREE_OPTIMIZATION): Ditto.
8567 (TREE_TARGET_SPECIFIC): Ditto.
8568 (struct tree_function_decl): Add fields for remembering the
8569 current optimization options and target specific options.
8570 (struct tree_optimization_option): New tree variant that remembers
8571 the optimization options.
8572 (struct tree_target_option): New tree variant that remembers the
8573 target specific flags that might change for compiling a particular
8575 (union tree_node): Include tree_optimization_option and
8576 tree_target_option fields.
8577 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8578 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8579 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8580 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8581 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8582 optimization and target options.
8583 (optimization_default_node): New macro to refer to global_trees
8585 (optimization_current_node): Ditto.
8586 (optimization_cold_node): Ditto.
8587 (optimization_hot_node): Ditto.
8588 (target_option_default_node): Ditto.
8589 (target_option_current_node): Ditto.
8590 (current_option_pragma): Ditto.
8591 (current_optimize_pragma): Ditto.
8593 * target.h (struct gcc_target): Add valid_option_attribute_p,
8594 target_option_save, target_option_restore, target_option_print,
8595 target_option_pragma_parse, and can_inline_p hooks.
8597 * toplev.h (parse_optimize_options): Add declaration.
8598 (fast_math_flags_struct_set_p): Ditto.
8600 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8601 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8604 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8605 tree_can_inline_p hook to see if one function can inline another.
8606 (cgraph_decide_inlining): Ditto.
8607 (cgraph_decide_inlining_incrementally): Ditto.
8609 * opts.c (decode_options): Add support for running multiple times
8610 to allow functions with different target or optimization options
8611 than was specified on the command line.
8612 (fast_math_flags_struct_set_p): New function that is similar to
8613 fast_math_flags_set_p, except it uses the values in the
8614 cl_optimization structure instead of global variables.
8616 * optc-gen.awk: Add support for TargetSave to allow a back end to
8617 declare new fields that need to be saved when using function
8618 specific options. Include flags.h and target.h in the options.c
8619 source. Add support for Save to indicate which options can be set
8620 for individual functions. Generate cl_optimize_save,
8621 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8622 cl_target_option_restore, cl_target_option_print functions to
8623 allow functions to use different optimization or target options.
8625 * opt-functions.awk (var_type_struct): Return the type used for
8626 storing the field in a structure.
8628 * opth-gen.awk: Add support for TargetSave to allow a back end to
8629 declare new fields that need to be saved when using function
8630 specific options. Add support for Save to indicate which options
8631 can be set for individual functions. Only generate one extern for
8632 Mask fields. Generate cl_optimization and cl_target_option
8633 structures to remember optimization and target options.
8635 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8636 collecting new tree nodes.
8637 (TS_TARGET_OPTION): Ditto.
8639 * c-decl.c (merge_decls): Merge function specific target and
8640 optimization options.
8642 * function.c (invoke_set_current_function_hook): If the function
8643 uses different optimization options, change the global variables
8646 * coretypes.h (struct cl_optimization): Add forward reference.
8647 (struct cl_target_option): Ditto.
8649 * c-pragma.c (option_stack): New static vector to remember the
8650 current #pragma GCC option stack.
8651 (handle_pragma_option): New function to support #pragma GCC option
8652 to change target options.
8653 (optimize_stack): New static vector to remember the current
8654 #pragma GCC optimize stack.
8655 (handle_pragma_optimize): New function to support #pragma GCC
8656 optimize to change optimization options.
8657 (init_pragma): Add support for #pragma GCC optimize and #pragma
8660 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8661 optimization options.
8662 (TARGET_OPTION_NODE): New tree code for remembering certain target
8665 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8666 TARGET_OPTION_NODE trees.
8668 * common.opt (-O): Add Optimization flag.
8670 (-fmath-errno): Ditto.
8671 (-falign-functions): Add UInteger flag to make sure flag gets full
8672 int in cl_optimization structure.
8673 (-falign-jumps): Ditto.
8674 (-falign-labels): Ditto.
8675 (-falign-loops): Ditto.
8676 (-fsched-stalled-insns): Ditto.
8677 (-fsched-stalled-insns-dep): Ditto.
8679 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8681 (TARGET_OPTION_SAVE): Ditto.
8682 (TARGET_OPTION_RESTORE): Ditto.
8683 (TARGET_OPTION_PRINT): Ditto.
8684 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8685 (TARGET_CAN_INLINE_P): Ditto.
8686 (TARGET_INITIALIZER): Add new hooks.
8688 * tree-inline.c (tree_can_inline_p): New function to determine
8689 whether one function can inline another. Check if the functions
8690 use compatible optimization options, and also call the backend
8693 * tree-inline.h (tree_can_inline_p): Add declaration.
8695 * c-common.c (c_common_attribute): Add support for option and
8696 optimize attributes.
8697 (handle_option_attribute): Add support for the option attribute to
8698 allow the user to specify different target options for compiling a
8700 (handle_optimize_attribute): Add support for the optimize
8701 attribute to allow the user to specify different optimization
8702 options for compiling a specific function.
8703 (handle_hot_attribute): Turn on -O3 optimization for this one
8704 function if it isn't the default optimization level.
8705 (handle_cold_attribute): Turn on -Os optimization for this one
8706 function if it insn't the default optimization.
8707 (const_char_p): New const char * typedef.
8708 (optimize_args): New static vector to remember the optimization
8710 (parse_optimize_options): New function to set up the optimization
8711 arguments from either the optimize attribute or #pragma GCC optimize.
8713 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8714 (builtin_define_std): Ditto.
8716 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8717 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8718 (x86_64-*-*): Ditto.
8720 * Makefile.in (TREE_H): Add options.h.
8721 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8723 * doc/extend.texi (option attribute): Document new attribute.
8724 (optimize attribute): Ditto.
8725 (hot attribute): Document hot attribute sets -O3.
8726 (cold attribute): Document cold attribute sets -Os.
8727 (#pragma GCC option): Document new pragma.
8728 (#pragma GCC optimize): Ditto.
8730 * doc/options.texi (TargetSave): Document TargetSave syntax.
8731 (UInteger): Document UInteger must be used for certain flags.
8732 (Save): Document Save option to create target specific options
8733 that can be saved/restored on a function specific context.
8735 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8736 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8738 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8739 (TARGET_OPTION_SAVE): Ditto.
8740 (TARGET_OPTION_RESTORE): Ditto.
8741 (TARGET_OPTION_PRINT): Ditto.
8742 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8743 (TARGET_CAN_INLINE_P): Ditto.
8745 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8747 (-mfpmath=both): Ditto.
8749 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8750 Karthik Kumar <karthikkumar@gmail.com>
8752 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8753 (TARGET_POPCNT): Ditto.
8754 (TARGET_SAHF): Ditto.
8755 (TARGET_AES): Ditto.
8756 (TARGET_PCLMUL): Ditto.
8757 (TARGET_CMPXCHG16B): Ditto.
8758 (TARGET_RECIP): Move switch into target_flags.
8759 (TARGET_FUSED_MADD): Ditto.
8760 (ix86_arch_features): Make an unsigned char type.
8761 (ix86_tune_features): Ditto.
8762 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8763 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8764 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8766 * config/i386/i386.opt (arch): New TargetSave field to define
8767 fields that need to be saved for function specific option support.
8770 (branch_cost): Ditto.
8771 (ix86_isa_flags_explicit): Ditto.
8772 (tune_defaulted): Ditto.
8773 (arch_specified): Ditto.
8774 (-m128-long-double): Add Save flag to save option for target
8775 specific option support.
8777 (-maccumulate-outgoing-args): Ditto.
8778 (-malign-double): Ditto.
8779 (-malign-stringops): Ditto.
8780 (-mfancy-math-387): Ditto.
8781 (-mhard-float): Ditto.
8783 (-minline-all-stringops): Ditto.
8784 (-minline-stringops-dynamically): Ditto.
8785 (-mms-bitfields): Ditto.
8786 (-mno-align-stringops): Ditto.
8787 (-mno-fancy-math-387): Ditto.
8788 (-mno-push-args): Ditto.
8789 (-mno-red-zone): Ditto.
8790 (-mpush-args): Ditto.
8791 (-mred-zone): Ditto.
8793 (-msseregparm): Ditto.
8794 (-mstack-arg-probe): Ditto.
8809 (-mrecip): Move flag into target_flags.
8811 (-mno-fused-madd): Ditto.
8812 (-mfused-madd): Ditto.
8813 (-mabm): Move flag into ix86_isa_flags.
8820 * config/i386/i386-c.c: New file for #pragma support.
8821 (ix86_target_macros_internal): New function to #define or #undef
8822 target macros based when the user uses the #pragma GCC option to
8823 change target options.
8824 (ix86_pragma_option_parse): New function to add #pragma GCC option
8826 (ix86_target_macros): Move defining the target macros here from
8827 TARGET_CPU_CPP_BUILTINS in i386.h.
8828 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8829 defined, initialize any subtarget #pragmas.
8831 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8832 REGISTER_TARGET_PRAGMAS.
8834 * config/i386/t-i386: New file for x86 dependencies.
8835 (i386.o): Make dependencies mirror the include files used.
8836 (i386-c.o): New file, add dependencies.
8838 * config/i386/i386-protos.h (override_options): Add bool argument.
8839 (ix86_valid_option_attribute_tree): Add declaration.
8840 (ix86_target_macros): Ditto.
8841 (ix86_register_macros): Ditto.
8843 * config/i386/i386.c (ix86_tune_features): Move initialization of
8844 the target masks to initial_ix86_tune_features to allow functions
8845 to have different target options. Make type unsigned char,
8846 instead of unsigned int.
8847 (initial_ix86_tune_features): New static vector to hold processor
8848 masks for the tune variables.
8849 (ix86_arch_features): Move initialization of the target masks to
8850 initial_ix86_arch_features to allow functions to have different
8851 target options. Make type unsigned char, instead of unsigned int.
8852 (initial_ix86_arch_features): New static vector to hold processor
8853 masks for the arch variables.
8854 (enum ix86_function_specific_strings): New enum to describe the
8855 string options used for attribute((option(...))).
8856 (ix86_target_string): New function to return a string that
8857 describes the target options.
8858 (ix86_debug_options): New function to print the current options in
8860 (ix86_function_specific_save): New function hook to save the
8861 function specific global variables in the cl_target_option structure.
8862 (ix86_function_specific_restore): New function hook to restore the
8863 function specific variables from the cl_target_option structure to
8864 the global variables.
8865 (ix86_function_specific_print): New function hook to print the
8866 target specific options in the cl_target_option structure.
8867 (ix86_valid_option_attribute_p): New function hook to validate
8868 attribute((option(...))) arguments.
8869 (ix86_valid_option_attribute_tree): New function that is common
8870 code between attribute((option(...))) and #pragma GCC option
8871 support that parses the options and returns a tree holding the options.
8872 (ix86_valid_option_attribute_inner_p): New helper function for
8873 ix86_valid_option_attribute_tree.
8874 (ix86_can_inline_p): New function hook to decide if one function
8875 can inline another on a target specific basis.
8876 (ix86_set_current_function); New function hook to switch target
8877 options if the user used attribute((option(...))) or #pragma GCC
8879 (ix86_tune_defaulted): Move to static file scope from
8881 (ix86_arch_specified): Ditto.
8882 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8884 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8885 (OPTION_MASK_ISA_ABM_SET): Ditto.
8886 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8887 (OPTION_MASK_ISA_CX16_SET): Ditto.
8888 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8889 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8890 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8891 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8892 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8893 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8894 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8895 (struct ptt): Move to static file scope from override_options.
8896 (processor_target_table): Ditto.
8898 (ix86_handle_option): Add support for options that are now isa options.
8899 (override_options): Add support for declaring functions that
8900 support different target options than were specified on the
8901 command line. Move struct ptt, processor_target_table, cpu_names,
8902 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8903 Add bool argument. Fix up error messages so the appropriate error
8904 is given for either command line or attribute.
8905 (ix86_previous_fndecl): New static to remember previous function
8906 declaration to see if we need to change target options.
8907 (ix86_builtins_isa): New array to record the ISA of each builtin
8909 (def_builtin): Always create the builtin function, even if the
8910 current ISA doesn't support it.
8911 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8912 tests for those builtins.
8913 (ix86_init_builtins): Remove TARGET_MMX test for calling
8914 ix86_init_mmx_sse_builtins.
8915 (ix86_expand_builtin): If the current ISA doesn't support a given
8916 builtin, signal an error.
8917 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8918 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8919 (TARGET_OPTION_SAVE): Ditto.
8920 (TARGET_OPTION_RESTORE): Ditto.
8921 (TARGET_OPTION_PRINT): Ditto.
8922 (TARGET_CAN_INLINE_P): Ditto.
8924 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8926 * c-typeck.c (build_external_ref): Don't call assemble_external.
8927 * final.c (output_operand): Call assemble_external.
8929 2008-07-21 DJ Delorie <dj@redhat.com>
8931 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8932 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8934 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8936 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8937 original insn and splitter contents into ...
8938 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8939 flag_unsafe_math_optimizations. Add dummy scratch register.
8940 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8941 !flag_unsafe_math_optimizations. Returns number with next
8942 highest magnitude if this is still less or equal to the true
8943 quotient in magnitude.
8945 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8947 * Makefile.in: Replace toplev.h with TOPLEV_H.
8948 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8949 * c-lex.c (fe_file_change): Don't set in_system_header.
8950 * c-parser.c (c_token): Remove in_system_header.
8951 (c_lex_one_token): Don't set in_system_header.
8952 (c_parser_set_source_position_from_token): Don't set in_system_header.
8953 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8956 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8957 * flags.h (in_system_header): Remove.
8958 * function.c (saved_in_system_header): Remove.
8959 (push_cfun): Don't set in_system_header.
8960 (pop_cfun): Don't set in_system_header.
8961 (push_struct_function): Don't set in_system_header.
8962 * input.h (expanded_location): Add sysp.
8963 (in_system_header_at): New.
8964 (in_system_header): New.
8965 * toplev.c (in_system_header): Remove.
8966 * toplev.h: Include input.h
8968 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8969 * tree-ssa.c (warn_uninit): Call warning_at.
8970 (warn_uninitialized_var): Update calls to warn_uninit.
8971 (warn_uninitialized_phi): Update calls to warn_uninit.
8972 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8973 (expand_location): Initialize xloc.sysp.
8974 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8975 (tree_decl_with_vis): Remove in_system_header_flag.
8977 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8980 * recog.c (asm_operand_ok): Change the order of the extra
8981 memory constraint checks.
8983 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8986 * tree-switch-conversion.c (build_one_array): Call
8987 varpool_mark_needed_node and varpool_finalize_decl
8988 instead of assemble_variable.
8990 2008-07-19 Jan Hubicka <jh@suse.cz>
8992 * cgraph.c (cgraph_add_new_function): Do early local passes.
8993 * tree-nrv.c (gate_pass_return_slot): New gate.
8994 (pass_nrv): Add the gate.
8995 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8997 (coalesce_ssa_name): Coalesce SSA names.
8998 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8999 not optimizing so unused user vars remains visible.
9000 * common.opt (flag_tree_ter): Always enable by default.
9001 * tree-ssa-ter.c: Include flags.h
9002 (is_replaceable_p): Check that locations match; when aliasing
9003 is missing be conservative about loads.
9004 * tree-optimize.c (gate_init_datastructures): Remove.
9005 (pass_init_datastructures): New.
9006 * passes.c: Reorder passes so we always go into SSA.
9008 2008-07-19 Jan Hubicka <jh@suse.cz>
9010 * doc/extend.texi (flatten attribute): Remove note about
9012 * doc/invoke.texi (--combine): Likewise.
9013 (-finline-functions-called-once): Update levels when enabled.
9014 (-funit-at-a-time): Document new behaviour.
9015 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
9016 -fno-section-anchors when disabled explicitly.
9017 (inline params): They are not ignored now.
9018 (precompiled headers): Remove unit-at-a-time as being incompatible.
9019 * opts.c (decode_options): Handle unit-at-a-time as alias;
9020 imply -fno-section-anchors when toplevel reorder is disabled
9022 * common.opt (ftoplevel-reorder): Set default value to 2.
9023 (funit-at-a-time): Set default value to 1.
9024 * config/rs6000/rs6000.c (optimization_options): Set section anchors
9027 2008-07-19 Jan Hubicka <jh@suse.cz>
9029 * builtins.c (expand_builtin_int_roundingfn,
9030 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
9033 2008-07-19 Richard Guenther <rguenther@suse.de>
9036 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
9037 * tree-ssa-sccvn.c (get_constant_value_id): New function.
9038 * tree-ssa-pre.c (get_expr_value_id): For newly created
9039 constant value-ids make sure to add the expression to its
9042 2008-07-19 Jakub Jelinek <jakub@redhat.com>
9045 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
9046 return value of the builtin is ignored.
9048 2008-07-19 Olivier Hainque <hainque@adacore.com>
9050 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
9051 bits, a C conformant malloc implementation has to provide.
9052 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
9054 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9058 * reload.c (find_reloads_subreg_address): Only reload address if
9059 reloaded == 0, not for reloaded != 1.
9062 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9063 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9064 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9065 m32c_legitimize_reload_address.
9067 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9068 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9069 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9071 2008-07-19 Olivier Hainque <hainque@adacore.com>
9073 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9074 argument, saying whether nested array are to be collapsed
9075 into a single array type DIE with multiple subscripts.
9076 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9077 issues, centralize the nested array types collapsing control and
9078 disable the transformation for Ada.
9080 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9083 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9085 (x86_64_shift_adj_2): New expander.
9086 (x86_64_shift_adj_3): Ditto.
9087 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9088 to split TImode operands.
9089 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9090 (ix86_split_lshr): Ditto.
9092 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9094 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9095 and __CHAR32_TYPE__.
9096 * c-typeck.c (digest_init): Support char16_t and char32_t.
9097 (set_nonincremental_init_from_string): Idem.
9099 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9102 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9103 PREFERRED_STACK_BOUNDARY.
9104 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9106 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9109 * function.c (locate_and_pad_parm): Cap boundary earlier.
9111 2008-07-17 Julian Brown <julian@codesourcery.com>
9113 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9114 no-op for targets which don't use DLLs.
9116 2008-07-17 Martin Jambor <mjambor@suse.cz>
9118 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9119 that nodes are relevant by examining the node->analyzed flag.
9120 (ipcp_init_stage): Check which nodes are relevant, assert that the
9121 relevant ones are also required.
9122 (ipcp_propagate_stage): Check on the side arrays are properly
9124 (ipcp_print_all_jump_functions): Make sure not to touch any node
9125 that is not analyzed or an edge that does not have a corresponding
9126 entry in the on-the-side vectors.
9127 (ipcp_function_scale_print): Likewise.
9128 (ipcp_update_callgraph): Check that the node is relevant.
9129 (ipcp_insert_stage): Check that the node is relevant. Check there is
9130 an info for every node and edge.
9131 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9132 (ipa_print_all_tree_maps): Likewise and a new variable info.
9133 (ipa_print_all_params_modified): Likewise.
9134 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9136 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9139 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9141 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9143 PR rtl-optimization/36753
9144 * fwprop.c (use_killed_between): Don't shortcut
9145 single-definition global registers.
9147 2008-07-16 Jan Hubicka <jh@suse.cz>
9149 * cgraph.h (varpool_empty_needed_queue): Declare.
9150 * cgraphunit.c (output_in_order): Mark all variables as needed;
9152 * varpool.c (varpool_assemble_node): Update debug queue.
9153 (varpool_assemble_pending_decls): Don't do it here.
9154 (varpool_empty_needed_queue): New function.
9156 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9158 * recog.c (peephole2_optimize): Fix formatting.
9160 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9162 * c-pch.c (get_ident): Avoid C++ keywords.
9163 * combine-stack-adj.c (single_set_for_csa): Likewise.
9164 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9165 output_asm_insn): Likewise.
9166 * reload.c (push_secondary_reload, find_reusable_reload,
9167 push_reload, combine_reloads, find_reloads,
9168 debug_reload_to_stream): Likewise.
9169 * reload.h (struct reload): Likewise.
9170 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9171 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9172 emit_output_reload_insns): Likewise.
9173 * targhooks.c (default_secondary_reload): Likewise.
9174 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9176 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9178 * recog.c (validate_change_1, validate_change,
9179 validate_unshare_change, validate_replace_rtx_1, struct
9180 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9182 * reload.c (push_secondary_reload, secondary_reload_class,
9183 scratch_reload_class, find_valid_class, find_reusable_reload,
9184 push_reload, find_dummy_reload, find_reloads_address_1,
9185 find_reloads_address_part, find_equiv_reg): Likewise.
9186 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9187 choose_reload_regs): Likewise.
9188 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9190 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9191 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9192 * sched-rgn.c (concat_INSN_LIST): Likewise.
9193 * stor-layout.c (mode_for_size, mode_for_size_tree,
9194 smallest_mode_for_size): Likewise.
9196 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9198 * cfg.c (dump_reg_info): Avoid C++ keywords.
9199 * dwarf2asm.c (dw2_force_const_mem,
9200 dw2_asm_output_encoded_addr_rtx): Likewise.
9201 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9202 * expmed.c (expand_shift): Likewise.
9203 * global.c (find_reg): Likewise.
9204 * graph.c (draw_edge): Likewise.
9205 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9206 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9207 widen_clz, widen_bswap, expand_parity, expand_unop,
9208 emit_cmp_and_jump_insn_1): Likewise.
9209 * postreload.c (reload_cse_simplify_operands): Likewise.
9210 * ra.h (add_neighbor): Likewise.
9211 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9212 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9213 record_reg_classes, copy_cost, record_address_regs,
9214 invalid_mode_change_p): Likewise.
9215 * regrename.c (regrename_optimize, scan_rtx_reg,
9216 dump_def_use_chain, find_oldest_value_reg,
9217 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9219 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9221 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9222 MASK_POWERPC64 for power4 in previous commit.
9224 2008-07-16 Olivier Hainque <hainque@adacore.com>
9226 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9227 instead of bare conversion to cast const-ness away.
9229 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9231 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9232 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9233 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9234 (TARGET_FUNCTION_VALUE): Define.
9236 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9238 * config/rs6000/rs6000.c (processor_target_table): Add
9239 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9241 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9244 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9245 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9246 m32c_legitimize_reload_address.
9248 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9250 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9251 DECL_IN_SYSTEM_HEADER in sync.
9253 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9255 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9256 * tree-ssa-pre.c (pre_expr_eq): Ditto
9257 (get_constant_for_value_id): Take a type as an argument.
9258 (fully_constant_expression): Pass in type.
9259 (find_or_generate_expression): Short circuit constant case.
9260 (create_expression_by_pieces): Remove special casing of
9262 (do_regular_insertion): Short circuit constant case.
9263 (do_partial_partial_insertion): Ditto.
9265 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9268 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9270 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9272 * config/xtensa/libgcc-xtensa.ver: New file.
9273 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9275 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9277 * df-problems.c (df_set_note): Avoid C++ keywords.
9278 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9279 * dse.c (record_store, remove_useless_values): Likewise.
9280 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9281 gen_reg_rtx_offset, operand_subword, change_address_1,
9282 change_address, adjust_address_1, offset_address,
9283 widen_memory_access, emit_copy_of_insn_after): Likewise.
9284 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9285 * fwprop.c (should_replace_address, propagate_rtx_1,
9286 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9288 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9289 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9290 * lcm.c (compute_insert_delete, pre_edge_lcm,
9291 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9292 * lower-subreg.c (resolve_reg_notes): Likewise.
9293 * mode-switching.c (optimize_mode_switching): Likewise.
9295 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9297 * bt-load.c (add_btr_def, migrate_btr_def,
9298 branch_target_load_optimize): Avoid C++ keywords.
9299 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9301 * combine.c (subst, simplify_set, make_extraction,
9302 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9303 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9304 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9306 2008-07-15 Richard Guenther <rguenther@suse.de>
9309 * c-common.c (strict_aliasing_warning): Do not warn for
9310 TYPE_REF_CAN_ALIAS_ALL pointers.
9311 (c_common_get_alias_set): may_alias types are not special.
9312 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9313 attribute and set can_ref_all accordingly.
9314 (build_reference_type_for_mode): Likewise.
9315 * doc/extend.texi (may_alias): Clarify.
9317 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9320 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9321 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9323 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9326 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9327 gcc_assert, instead call output_operand_lossage.
9329 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9331 * builtins.c (std_canonical_va_list): Treat structure based
9334 2008-07-15 Ben Elliston <bje@au.ibm.com>
9336 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9338 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9340 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9343 2008-07-14 Jan Hubicka <jh@suse.cz>
9345 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9346 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9347 fix predicates and constraints.
9348 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9349 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9351 2008-07-14 Doug Kwan <dougkwan@google.com>
9353 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9354 additional option file arm/eabi.opt.
9355 * config/arm/eabi.h (File): New configuration file for EABI targets.
9356 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9357 SUBSUBTARGET_EXTRA_SPECS.
9358 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9359 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9360 from STARTFILE_SPEC so that it can be referenced in an override.
9361 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9362 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9363 can be referenced in an override.
9364 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9365 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9366 so that it can be referenced in an override.
9367 (LINK_SPEC): Use BPABI_LINK_SPEC.
9368 * config/arm/eabi.opt (File): New.
9370 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9372 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9373 (FIXED_VALUE_H): New variable.
9374 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9375 input.h, fixed-value.h.
9376 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9377 (BASIC_BLOCK_H): Use $(BITMAP_H).
9378 (FUNCTION_H): Add varray.h.
9379 (IPA_REFERENCE_H): Use $(BITMAP_H).
9380 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9381 (DF_H): Use $(BITMAP_H).
9382 (GGC_H): Add statistics.h.
9384 (INSN_ATTR_H): Use it.
9385 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9387 (SYMTAB_H): Add $(OBSTACK_H).
9388 (CPP_INTERNAL_H): New.
9389 (TREE_DUMP_H): Add tree-pass.h.
9390 (TREE_FLOW_H): Use $(BITMAP_H)
9391 (PRETTY_PRINT_H): Use $(INPUT_H).
9392 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9395 (many object files): Fix lots of header dependencies throughout.
9397 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9399 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9401 (s-gtyp-input): Use them to write tmp-gi.list.
9402 (echo_to_gi.list): Remove.
9404 2008-07-14 Richard Guenther <rguenther@suse.de>
9406 * tree-ssa-sccvn.c (pre_info): Remove.
9407 (switch_to_PRE_table): Likewise.
9408 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9409 (set_hashtable_value_ids): Do not create value-ids for the
9411 (run_scc_vn): Remove double test. Remove bogus special-case
9412 in value-number printing.
9413 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9414 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9416 * tree-flow-inline.h (get_value_handle): Remove.
9417 * tree-flow.h (get_value_handle): Remove.
9419 2008-07-14 Martin Jambor <mjambor@suse.cz>
9421 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9422 in which we generate arithmetics is not a subrange.
9424 2008-07-14 Martin Jambor <mjambor@suse.cz>
9426 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9428 2008-07-14 Richard Guenther <rguenther@suse.de>
9430 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9432 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9435 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9436 reload for symbol refs moved to r0 with -fPIC.
9437 (legitimize_pic_address): Use the target register as temporary
9439 (emit_symbolic_move): Adjust comment.
9440 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9443 2008-07-14 Ben Elliston <bje@au.ibm.com>
9445 * c-common.h (C_CPP_HASHNODE): New macro.
9446 * coretypes.h (struct cpp_token): Forward declare.
9447 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9448 the context-sensitive keyword method.
9449 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9450 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9451 expand_bool_pixel): New.
9452 (altivec_categorize_keyword): New function.
9453 (init_vector_keywords): New function.
9454 (rs6000_macro_to_expand): Likewise.
9455 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9456 compiling an ISO C dialect.
9458 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9460 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9461 (create_expression_by_pieces): Fix typo.
9462 (do_regular_insertion): Use debug counter here too.
9464 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9467 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9468 CONST_OK_FOR_LETTER_P. All port-local users changed.
9469 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9470 implement Kp matching power-of-two.
9471 (CONSTRAINT_LEN): Define to match.
9472 * config/cris/cris.md: Replace all use of constraint K with Kc.
9473 ("*btst*): Use Kp for operand 0 of last alternative.
9475 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9478 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9481 2008-07-13 Jan Hubicka <jh@suse.cz>
9483 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9486 2008-07-13 Richard Guenther <rguenther@suse.de>
9489 * langhooks.c (lhd_print_error_function): Deal with recursive
9492 2008-07-12 Jan Hubicka <jh@suse.cz>
9494 * cgraph.c (assembler_name_hash): New static var.
9495 (hash_node_by_assembler_name, eq_assembler_name): New.
9496 (cgraph_node_for_asm): Use hashtable.
9497 (cgraph_remove_node): Maintain hashtable.
9498 (change_decl_assembler_name): Sanity check that names are not changing
9499 after aliasing was processed.
9500 * cgraph.h (varpoon_node): Add next GGC marker.
9501 * tree.c (decl_assembler_name_equal): Constify.
9502 (decl_assembler_name_hash): New.
9503 * tree.h (decl_assembler_name_equal): Constify.
9504 (decl_assembler_name_hash): Update.
9506 2008-07-12 David Daney <ddaney@avtrex.com>
9508 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9511 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9513 * doc/md.texi: Document the MIPS "v" constraint.
9514 * config/mips/mips.h (reg_class): Revert last change.
9515 (REG_CLASS_NAMES): Likewise.
9516 (REG_CLASS_CONTENTS): Likewise.
9517 * config/mips/mips.c (mips_regno_to_class): Likewise.
9518 * config/mips/constraints.md (v): Likewise, but add documentation.
9519 Add a comment to say that this constraint should not be used in
9522 2008-07-11 DJ Delorie <dj@redhat.com>
9524 * config/h8300/h8300.md (length): Fix branch offset limit.
9526 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9528 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9529 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9530 (avr_hard_regno_scratch_ok): New function.
9531 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9532 * config/avr/avr.md (all peepholes that request a scratch register):
9533 Remove avr_peep2_scratch_safe use.
9535 2008-07-11 Tom Tromey <tromey@redhat.com>
9536 Ian Lance Taylor <iant@google.com>
9538 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9539 (struct c_common_resword): Define.
9540 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9541 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9542 (c_common_reswords, num_c_common_reswords): Declare.
9543 * c-common.c (c_common_reswords): New global const array.
9544 (num_c_common_reswords): New const int.
9545 * c-parser.c (struct resword, reswords): Don't define.
9546 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9547 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9548 than reswords. If warning about C++ keywords, give them a special
9550 (c_lex_one_token): Warn about C++ keywords. Call
9551 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9552 (c_parser_external_declaration): Look for RID_xxx rather than
9553 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9554 (c_parser_statement_after_labels): Likewise.
9555 (c_parser_objc_class_instance_variables): Likewise.
9556 (c_parser_objc_class_declaration): Likewise.
9557 (c_parser_objc_try_catch_statement): Likewise.
9558 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9559 (declspecs_add_type): Likewise.
9561 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9563 * ggc-page.c (alloc_page):
9564 Substituting xmalloc, xcalloc with
9565 XNEWVEC and XCNEWVAR macros which add the
9568 2008-07-11 Richard Guenther <rguenther@suse.de>
9570 PR tree-optimization/36765
9571 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9572 aliases from HEAP vars to SMTs.
9574 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9576 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9577 * configure.ac (loose_warn): Move -Wc++-compat from here...
9578 (strict_warn): ...to here.
9579 * configure: Regenerate.
9581 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9583 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9584 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9585 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9586 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9587 excluding more specific h8300-*-* and sh-*-* targets.
9589 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9591 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9593 (execute_pre): Call loop_optimizer_finalize in early exit.
9595 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9598 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9599 uids in the bitmap, not just VAR_DECL uids.
9601 PR rtl-optimization/36419
9602 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9603 (combine_stack_adjustments_for_block): Call it if needed. Delete
9605 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9606 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9607 prologue sp adjustment.
9609 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9612 * opts.c (print_ignored_options): Report postponed diagnostics for
9613 unknown -Wno-* options as warnings, not errors.
9614 (postpone_unknown_option_error): Renamed to...
9615 (postpone_unknown_option_warning): ... this.
9617 2008-07-09 Doug Kwan <dougkwan@google.com>
9620 2008-07-08 Doug Kwan <dougkwan@google.com>
9622 * config/arm/arm.opt (mandroid): New option.
9623 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9624 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9626 (CC1PLUS_SPEC): Same.
9628 (STARTFILE_SPEC): Same.
9629 (ENDFILE_SPEC): Same.
9630 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9633 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9636 * config/mips/mips.h (reg_class): Remove V1_REG.
9637 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9638 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9640 (mips_get_tp): New function.
9641 (mips_legitimize_tls_address): Use it.
9642 * config/mips/constraints.md (v): Delete.
9643 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9644 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9645 After reload, split into a move and ...
9646 (*tls_get_tp_<mode>_split): ...this new instruction.
9648 2008-07-09 David Daney <ddaney@avtrex.com>
9650 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9652 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9654 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9655 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9657 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9658 htab_delete should be called. Don't free c.
9659 (lookup_tmp_var): Create temp_htab lazily.
9660 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9661 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9663 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9664 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9665 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9666 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9667 * tree-sra.c (generate_element_init): Likewise.
9668 * tree-mudflap.c (execute_mudflap_function_ops,
9669 execute_mudflap_function_decls): Likewise.
9670 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9671 * tree-gimple.h (struct gimplify_ctx): New type.
9672 (push_gimplify_context): Adjust prototype.
9674 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9676 * tree-ssa-pre.c (phi_translate_1): Update placement of
9679 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9681 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9682 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9683 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9684 * targhooks.c (default_hard_regno_scratch_ok): New function.
9685 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9686 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9687 * recog.c: Include "target.h".
9688 (peep2_find_free_register): Add check for global regs. Add target
9690 * Makefile.in (recog.o): Depend on target.h.
9692 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9694 * config/sh/sh.c (sh_canonical_va_list_type): New.
9695 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9697 2008-07-09 Raksit Ashok <raksit@google.com>
9699 * doc/invoke.texi (Option Summary): Mention new option
9700 -Wdisallowed-function-list=...
9701 (Warning Options): Document -Wdisallowed-function-list=...
9702 * common.opt (Wdisallowed-function-list=): New flag.
9703 * flags.h (warn_disallowed_functions): External definition of new
9704 boolean warning flag.
9705 (warn_if_disallowed_function_p): Declare new function.
9706 * opts.c (warning_disallowed_functions): New static variable.
9707 (warn_disallowed_functions): New boolean warning flag.
9708 (warn_if_disallowed_function_p): New function.
9709 (add_comma_separated_to_vector): Rename
9710 add_instrument_functions_exclude_list to this.
9711 (common_handle_option): Handle new option. Rename calls to
9712 add_instrument_functions_exclude_list into calls to
9713 add_comma_separated_to_vector.
9714 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9715 based on flag warn_disallowed_functions.
9717 2008-07-09 Christian Bruel <christian.bruel@st.com>
9719 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9720 instead of get_attr_length.
9722 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9724 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9726 * genemit.c (gen_insn): Likewise.
9727 * gengtype.c (note_def_vec): Likewise.
9728 * gengtype.h (note_def_vec): Likewise.
9729 * genoutput.c (struct data, output_insn_data, process_template,
9730 gen_expand, gen_split, note_constraint): Likewise.
9731 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9732 make_insn_sequence): Likewise.
9733 * gensupport.c (record_insn_name): Likewise.
9735 2008-07-08 Doug Kwan <dougkwan@google.com>
9737 * config/arm/arm.opt (mandroid): New option.
9738 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9739 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9741 (CC1PLUS_SPEC): Same.
9743 (STARTFILE_SPEC): Same.
9744 (ENDFILE_SPEC): Same.
9745 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9748 2008-07-08 Raksit Ashok <raksit@google.com>
9750 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9751 (set_storage_via_setmem): Fix expected_align parameter.
9752 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9753 missing from the list.
9754 * doc/md.texi (movmem): Explicitly state that expected alignment is
9755 to be expressed in bytes.
9756 (setmem): Explicitly state that expected alignment is to be expressed
9759 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9761 * reload.c (find_reloads_subreg_address): Do not require validity
9762 of address in original mode before reloading address.
9764 2008-07-07 Tianwei Sheng <tianweis@google.com>
9766 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9767 bounds array access.
9769 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9771 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9773 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9775 Fix PR tree-optimization/23455
9776 Fix PR tree-optimization/35286
9777 Fix PR tree-optimization/35287
9778 * Makefile.in (OBJS-common): Remove tree-vn.o.
9779 (tree-vn.o): Remove.
9780 * dbgcnt.def: Add treepre_insert debug counter.
9781 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9782 (debug_value_expressions): Ditto.
9783 (print_value_expressions): Ditto.
9784 * tree-pretty-print.c (dump_generic_node): Updated for
9785 VALUE_HANDLE removal.
9786 * tree-ssa-dom.c (record_equality): Ditto.
9787 (cprop_operand): Ditto.
9788 (lookup_avail_expr): Ditto.
9789 * tree-ssa-threadedge.c
9790 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9791 (simplify_control_stmt_condition): Ditto.
9792 * tree.c (tree_code_size): Ditto.
9793 (tree_node_structure): Ditto.
9794 (iterative_hash_expr): Ditto.
9796 * tree.h (VALUE_HANDLE_ID): Ditto.
9797 (VALUE_HANDLE_EXPR_SET): Ditto.
9798 (struct tree_value_handle): Ditto.
9799 (union tree_node): Ditto.
9800 * treestruct.def: Ditto.
9801 * tree-vn.c: Removed.
9802 * tree-ssa-pre.c: Rewritten entirely.
9803 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9804 (constant_value_ids): Ditto.
9805 (vn_nary_op_t): Moved to header.
9807 (vn_reference_op_t): Ditto
9808 (vn_reference_t): Ditto.
9809 (next_value_id): New variable.
9810 (VN_INFO): Add an assert.
9811 (vn_constant_eq): New function.
9812 (vn_constant_hash): Ditto.
9813 (get_or_alloc_constant_value_id): Ditto.
9814 (value_id_constant_p): Ditto.
9815 (vn_reference_compute_hash): De-staticify.
9816 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9817 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9818 (valueize_refs): Update opcode if it changes from ssa name to constant.
9819 (vn_reference_lookup_1): Add new argument.
9820 (vn_reference_lookup): Ditto.
9821 (vn_reference_lookup_pieces): New function.
9822 (vn_reference_insert): Add return type. Modify to deal with value ids.
9823 (vn_reference_insert_pieces): New function.
9824 (vn_nary_op_compute_hash): De-staticify.
9825 (vn_nary_op_eq): Ditto.
9826 (vn_nary_op_lookup_pieces): New function.
9827 (vn_nary_op_lookup): Add new argument.
9828 (vn_nary_op_insert_pieces): New function.
9829 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9830 (vn_phi_insert): Ditto.
9831 (visit_unary_op): Update for callee changes.
9832 (visit_binary_op): Ditto.
9833 (visit_reference_op_load): Ditto.
9834 (visit_reference_op_store): Ditto.
9835 (init_scc_vn): Init next_value_id, constant_to_value_id and
9837 (free_scc_vn): Free them.
9838 (set_hashtable_value_ids): New function.
9839 (run_scc_vn): Use it.
9840 (get_max_value_id): New function.
9841 (get_next_value_id): Ditto.
9842 (expressions_equal_p): Moved from tree-vn.c
9843 (sort_vuses): Ditto.
9844 (sort_vuses_heap): Ditto.
9845 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9847 * tree.c (iterative_hash_hashval_t): Made non-static
9848 * tree.h (iterative_hash_hashval_t): Declare it.
9850 2008-07-08 Martin Jambor <mjambor@suse.cz>
9852 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9853 instead of ipa_create_node_params.
9854 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9855 ipa_check_create_edge_args, free them with
9856 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9858 * ipa-prop.c: Include flags.h and tree-inline.h.
9859 (ipa_node_params_vector): New variable.
9860 (ipa_edge_args_vector): New variable.
9861 (edge_removal_hook_holder): New variable.
9862 (node_removal_hook_holder): New variable.
9863 (edge_duplication_hook_holder): New variable.
9864 (node_duplication_hook_holder): New variable.
9865 (ipa_detect_param_modifications): Check for presence of modified flags.
9866 (ipa_compute_jump_functions): Check for presence of jump functions.
9867 (ipa_free_edge_args_substructures): New function.
9868 (ipa_create_node_params): Removed.
9869 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9870 (ipa_free_node_params_substructures): New function.
9871 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9873 (ipa_edge_removal_hook): New function.
9874 (ipa_node_removal_hook): New function.
9875 (duplicate_array): New function.
9876 (ipa_edge_duplication_hook): New function.
9877 (ipa_node_duplication_hook): New function.
9878 (ipa_register_cgraph_hooks): New function.
9879 (ipa_unregister_cgraph_hooks): New function.
9880 (free_all_ipa_structures_after_ipa_cp): New function.
9882 * ipa-prop.h: Include vec.h.
9883 (ipa_node_params_t): New typedef with vector types for it.
9884 (ipa_edge_args_t): New typedef with vector types for it.
9885 (IPA_NODE_REF): Changed to access an on-the-side vector.
9886 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9887 (ipa_check_create_node_params): New function.
9888 (ipa_check_create_edge_args): New function.
9890 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9893 2008-07-07 Tom Tromey <tromey@redhat.com>
9895 * configure, config.in: Rebuilt.
9896 * configure.ac: Don't check for scandir or alphasort.
9898 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9900 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9901 types immediately after creating them.
9903 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9905 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9907 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9909 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9910 dump_constraint_graph.
9911 (dump_constraint_edge): New function.
9912 (dump_constraint_graph): New function.
9913 (debug_constraint_graph): New function.
9914 (dump_constraint): Removed useless comparison.
9915 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9916 (dump_constraint_graph): Declare.
9917 (debug_constraint_graph): Declare.
9918 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9920 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9922 * config/i386/i386.c (is_va_list_char_pointer): New.
9923 (ix86_va_start): Replace compare with ms_va_list_type_node
9924 by is_va_list_char_pointer.
9925 (ix86_gimplify_va_arg): Likewise.
9927 2008-07-07 Martin Jambor <mjambor@suse.cz>
9929 * cgraph.c (cgraph_edge_max_uid): New variable.
9930 (struct cgraph_edge_hook_list): New type.
9931 (struct cgraph_node_hook_list): New type.
9932 (struct cgraph_2edge_hook_list): New type.
9933 (struct cgraph_2node_hook_list): New type.
9934 (first_cgraph_edge_removal_hook): New variable.
9935 (first_cgraph_node_removal_hook): New variable.
9936 (first_cgraph_edge_duplicated_hook): New variable.
9937 (first_cgraph_node_duplicated_hook): New variable.
9938 (cgraph_add_edge_removal_hook): New function.
9939 (cgraph_remove_edge_removal_hook): New function.
9940 (cgraph_call_edge_removal_hooks): New function.
9941 (cgraph_add_node_removal_hook): New function.
9942 (cgraph_remove_node_removal_hook): New function.
9943 (cgraph_call_node_removal_hooks): New function.
9944 (cgraph_add_edge_duplication_hook): New function.
9945 (cgraph_remove_edge_duplication_hook): New function.
9946 (cgraph_call_edge_duplication_hooks): New function.
9947 (cgraph_add_node_duplication_hook): New function.
9948 (cgraph_remove_node_duplication_hook): New function.
9949 (cgraph_call_node_duplication_hooks): New function.
9950 (cgraph_create_edge): Assign to edge uid.
9951 (cgraph_remove_edge): Call edge removal hooks.
9952 (cgraph_node_remove_callees): Call edge removal hooks.
9953 (cgraph_node_remove_callers): Call edge removal hooks.
9954 (cgraph_remove_node): Call node removal hooks.
9955 (cgraph_clone_edge): Call edge duplication hooks.
9956 (cgraph_clone_node): Call node duplication hooks.
9958 * cgraph.h (cgraph_edge): New field uid.
9959 (cgraph_edge_hook): New type.
9960 (cgraph_node_hook): New type.
9961 (cgraph_2edge_hook): New type.
9962 (cgraph_2node_hook): New type.
9964 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9966 * config.in: Regenerate.
9968 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9970 * gcc.c (print_sysroot): New.
9971 (option_map, display_help, process_command): Handle the
9972 -print-sysroot option.
9973 (main): Print the sysroot if requested.
9974 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9976 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9979 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9981 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9983 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9984 (assign_parm_setup_block_p): Also check mode of entry_parm.
9986 2008-07-07 Richard Guenther <rguenther@suse.de>
9988 * tree-ssa-structalias.h (set_used_smts): Remove.
9989 * tree-ssa-structalias.c (used_smts): Likewise.
9990 (set_used_smts): Likewise.
9991 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9992 call to set_used_smts.
9994 2008-07-07 Richard Guenther <rguenther@suse.de>
9996 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9997 (new_var_info): Set it to false.
9998 (solution_set_add): Correctly handle pointers outside a var and
10000 (type_safe): Treat variables with is_full_var properly.
10001 (do_sd_constraint): Likewise.
10002 (do_ds_constraint): Likewise.
10003 (process_constraint): Remove zeroing offset for !use_field_sensitive.
10004 (get_constraint_for_ptr_offset): New function.
10005 (get_constraint_for_component_ref): For addresses at least include
10006 the last field of the variable. Handle is_full_vars properly.
10007 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
10008 (handle_ptr_arith): Remove.
10009 (find_func_aliases): Simplify assignment handling.
10010 (create_function_info_for): For parameter and result varinfos set
10012 (create_variable_info_for): Set is_full_var flag whenever we
10013 just created a single varinfo for a decl.
10014 (init_alias_vars): Initialize use_field_sensitive from
10015 max-fields-for-field-sensitive parameter.
10017 2008-07-07 Richard Guenther <rguenther@suse.de>
10019 PR tree-optimization/36713
10020 * tree-flow-inline.h (is_call_used): New function.
10021 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
10022 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10023 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
10025 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10027 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
10029 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
10031 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
10033 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10034 Nathan Sidwell <nathan@codesourcery.com>
10036 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
10037 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
10039 * config/m68k/t-linux: New.
10040 * doc/install.texi: Document m68k-*-linux is now multilibbed by
10043 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
10045 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
10046 * config/m68k/m68k-devices.def: Remove multilibs that only differ
10049 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10051 * gcc.c (execute): Fix -Wc++-compat warning.
10053 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10056 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10057 constant for little endian.
10059 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10061 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10062 mips_base_mips16 instead of TARGET_MIPS16.
10063 (mips_base_mips16): Declare.
10064 * config/mips/mips.c (mips_base_mips16): Make global.
10065 (was_mips16_p): Remove GTY marker.
10066 (was_mips16_pch_p): New variable.
10067 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10068 (mips_override_options): Force to non-MIPS16 mode initially.
10069 Do not complain about MIPS16 PIC incompatibilities here.
10070 Only allow -mgpopt if -mexplicit-relocs is in force for
10073 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10075 * configure.ac: Check for caddr_t, define to char * if not defined.
10076 * configure: Regenerate.
10077 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10078 (mmap_gt_pch_use_address): Likewise.
10079 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10081 2008-07-06 Richard Guenther <rguenther@suse.de>
10083 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10084 (new_var_info): Deal with it.
10085 (solution_set_add): Likewise.
10086 (bitpos_of_field): Make signed, fix.
10087 (struct fieldoff): Remove type and decl fields. Make size field
10088 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10090 (fieldoff_compare): Deal with it.
10091 (push_fields_onto_fieldstack): Remove has_union argument, glob
10092 adjacent non-pointer fields together.
10093 (create_function_info_for): Do not set has_union.
10094 (create_variable_info_for): Simplify.
10096 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10098 * config.gcc (extra_headers): Add cross-stdarg.h for target
10099 x86_64-*-* and i?86-*-*.
10100 * config/i386/cross-stdarg.h: New.
10101 * builtins.c (std_fn_abi_va_list): New.
10102 (std_canonical_va_list_type): New.
10103 (stabilize_va_list): Replace va_list_type_node use by
10104 mtarget.canonical_va_list_type.
10105 (gimplify_va_arg_expr): Likewise.
10106 (expand_builtin_va_copy): Replace va_list_type_node use by
10107 mtarget.fn_abi_va_list.
10108 * tree-sra.c (is_va_list_type): New helper.
10109 (decl_can_be_decomposed_p): Replace
10110 va_list_type_node use by is_va_list_type.
10111 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10112 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10113 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10114 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10115 (ix86_enum_va_list): New.
10116 * config/i386/i386.c (sysv_va_list_type_node): New.
10117 (ms_va_list_type_node): New.
10118 (ix86_function_type_abi): Remove sorry.
10119 (ix86_build_builtin_va_list_abi): New.
10120 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10121 for 64-bit targets.
10122 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10123 (ix86_init_builtins_va_builtins_abi): New.
10124 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10125 for 64-bit targets.
10126 (ix86_handle_abi_attribute): New.
10127 (attribute_spec): Add sysv_abi and ms_abi.
10128 (ix86_fn_abi_va_list): New.
10129 (ix86_canonical_va_list_type): New.
10130 (ix86_enum_va_list): New.
10131 (TARGET_FN_ABI_VA_LIST): New.
10132 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10133 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10134 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10135 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10136 (TARGET_ENUM_VA_LIST): New.
10137 * expr.h (std_fn_abi_va_list): New.
10138 (std_canonical_va_list_type): New.
10139 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10140 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10141 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10142 TARGET_CANONICAL_VA_LIST_TYPE.
10143 * target.h (struct gcc_target): Add fn_abi_va_list hook
10144 and canonical_va_list_type hook.
10146 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10148 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10149 integral and pointer types.
10151 2008-07-04 Roger Sayle <roger@eyesopen.com>
10153 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10154 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10156 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10159 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10161 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10163 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10164 build_gimple_modify_stmt.
10165 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10166 gimple operand. Use fold_build* instead of build*.
10168 2008-07-04 Richard Guenther <rguenther@suse.de>
10170 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10171 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10172 properly to compute the reachability set if we do field-sensitive PTA.
10173 * invoke.texi (max-fields-for-field-sensitive): Document default.
10174 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10175 100 for optimize >= 2.
10177 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10179 * ggc-zone.c (lookup_page_table_if_allocated,
10180 set_page_table_entry, zone_find_object_size, alloc_small_page,
10181 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10182 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10183 -Wc++-compat and/or -Wcast-qual warnings.
10185 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10188 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10189 pic_offset_table_rtx to be marked as used here.
10190 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10191 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10192 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10193 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10194 !TARGET_SECURE_PLT.
10196 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10198 * alloc-pool.c (hash_descriptor, eq_descriptor,
10199 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10200 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10202 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10203 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10204 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10205 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10208 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10210 * tree-flow.h (loop_only_exit_p): Declare.
10211 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10212 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10213 the number of iterations if it is constant. Otherwise, if this is the
10214 only possible exit of the loop, use the conservative estimate on the
10215 number of iterations of the entire loop if available.
10217 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10219 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10220 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10221 Add synchronization functions.
10222 * config/sync.c: New file.
10223 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10224 (LIBGCC_SYNC_CFLAGS): Likewise.
10226 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10229 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10230 (*pushtf_sse): New insn pattern.
10231 (pushtf splitters): New splitters.
10233 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10235 PR middle-end/35736
10236 * predict.c (build_predict_expr): Use void_type_node for the tree
10237 type, instead of NULL_TREE.
10239 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10241 * config/i386/i386.c (contains_aligned_value_p): Return true
10243 (ix86_data_alignment): Align TCmode to 128bits.
10244 (ix86_local_alignment): Likewise.
10246 2008-07-03 Andrew Haley <aph@redhat.com>
10249 * vec.h (VEC_TA): New.
10250 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10251 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10252 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10253 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10254 (C_COMMON_FIXED_TYPES): Remove first arg.
10255 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10256 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10257 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10258 not to use empty macro arguments.
10260 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10262 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10263 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10264 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10265 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10266 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10267 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10268 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10269 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10270 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10271 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10272 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10273 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10274 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10275 config/rs6000/e500crtres64gpr.asm,
10276 config/rs6000/e500crtres64gprctr.asm,
10277 config/rs6000/e500crtrest32gpr.asm,
10278 config/rs6000/e500crtrest64gpr.asm,
10279 config/rs6000/e500crtresx32gpr.asm,
10280 config/rs6000/e500crtresx64gpr.asm,
10281 config/rs6000/e500crtsav32gpr.asm,
10282 config/rs6000/e500crtsav64gpr.asm,
10283 config/rs6000/e500crtsav64gprctr.asm,
10284 config/rs6000/e500crtsavg32gpr.asm,
10285 config/rs6000/e500crtsavg64gpr.asm,
10286 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10287 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10288 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10289 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10290 config/sparc/sol2-cn.asm: Remove .file directives.
10292 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10294 * resource.c (mark_referenced_resources): Look inside
10295 UNSPEC_VOLATILEs and ASM_INPUTs.
10297 2008-07-02 Ian Lance Taylor <iant@google.com>
10299 * rtlanal.c (add_reg_note): New function.
10300 * rtl.h (add_reg_note): Declare.
10301 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10302 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10303 * builtins.c (expand_builtin_longjmp): Likewise.
10304 (expand_builtin_nonlocal_goto): Likewise.
10305 * calls.c (emit_call_1, expand_call): Likewise.
10306 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10307 * cfglayout.c (fixup_reorder_chain): Likewise.
10308 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10309 (commit_one_edge_insertion): Likewise.
10310 * combine.c (move_deaths, distribute_notes): Likewise.
10311 * df-problems.c (df_set_note): Likewise.
10312 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10313 (set_unique_reg_note): Likewise.
10314 (emit_copy_of_insn_after): Likewise.
10315 * expr.c (expand_expr_real): Likewise.
10316 * gcse.c (add_label_notes): Likewise.
10317 * haifa-sched.c (create_check_block_twin): Likewise.
10318 * jump.c (mark_jump_label_1): Likewise.
10319 * loop-doloop.c (add_test, doloop_modify): Likewise.
10320 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10321 * lower-subreg.c (move_eh_region_note): Likewise.
10322 * optabs.c (emit_libcall_block): Likewise.
10323 * predict.c (predict_insn): Likewise.
10324 (combine_predictions_for_insn): Likewise.
10325 * recog.c (peephole2_optimize): Likewise.
10326 * regmove.c (try_auto_increment): Likewise.
10327 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10328 * reload.c (find_reloads): Likewise.
10329 * reload1.c (fixup_eh_region_note): Likewise.
10330 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10331 * reorg.c (delete_prior_computation): Likewise.
10332 (delete_computation, dbr_schedule): Likewise.
10333 * config/pa/pa.c (legitimize_pic_address): Likewise.
10334 * config/sh/sh.c (sh_reorg): Likewise.
10336 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10339 * config/libgcc-glibc.ver: Add %exclude.
10340 * config/m32r/libgcc-glibc.ver: Likwise.
10341 * config/s390/libgcc-glibc.ver: Likwise.
10342 * config/sh/libgcc-glibc.ver: Likwise.
10343 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10345 * config/i386/libgcc-glibc.ver: New.
10347 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10349 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10351 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10352 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10353 i[34567]86-*-linux*, x86_64-*-linux*. Add
10354 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10355 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10356 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10357 i[34567]86-*-linux*, x86_64-*-linux*.
10359 * libgcc-std.ver: Add empty GCC_4.4.0.
10361 * mkmap-symver.awk: Support multiple versions per symbol.
10363 * config/i386/i386.c (ix86_init_builtins): Always define
10364 __builtin_fabsq and __builtin_copysignq with fallbacks.
10365 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10366 and __builtin_copysignq if SSE2 isn't available.
10368 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10369 (LIBGCC2_TF_CEXT): Likwise.
10370 (TF_SIZE): Likwise.
10372 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10374 * config/i386/sfp-machine.h: Moved to libgcc.
10376 * config/i386/sfp-machine.h: New.
10377 * config/i386/t-linux: Likwise.
10379 * config/i386/t-darwin: Remove softfp_wrap_start and
10381 * config/i386/t-darwin64: Likewise.
10383 * config/i386/t-fprules-softfp64: Renamed to ...
10384 * config/i386/t-fprules-softfp: This.
10386 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10387 and softfp_wrap_end.
10389 2008-07-02 Jason Merrill <jason@redhat.com>
10391 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10393 * tree.c (ctor_to_list): New fn.
10394 * tree.h: Declare it.
10395 (CONSTRUCTOR_ELT): New macro.
10396 (CONSTRUCTOR_NELTS): New macro.
10398 2008-07-02 Richard Guenther <rguenther@suse.de>
10400 * tree-ssa-structalias.c (struct variable_info): Reorder
10401 to fill padding on 64bit hosts. Make collapsed_to an int.
10402 (get_varinfo_fc): Deal with that.
10403 (new_var_info): Likewise.
10404 (collapse_rest_of_var): Likewise.
10406 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10408 * doc/install.texi (--enable-java-home): Document.
10409 (--enable-aot-compile-rpm): Likewise.
10410 (--with-arch-directory): Likewise.
10411 (--with-os-directory): Likewise.
10412 (--with-origin-name): Likewise.
10413 (--with-arch-suffix): Likewise.
10414 (--with-jvm-root-dir): Likewise.
10415 (--with-jvm-jar-dir): Likewise.
10416 (--with-python-dir): Likewise.
10418 2008-07-02 Richard Guenther <rguenther@suse.de>
10420 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10421 from decls explicitly. Merge operand checking from tuples.
10423 2008-07-02 Martin Jambor <mjambor@suse.cz>
10425 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10427 2008-07-02 Martin Jambor <mjambor@suse.cz>
10429 * tree-switch-conversion.c: Included timevar.h
10430 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10432 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10434 2008-07-02 Martin Jambor <mjambor@suse.cz>
10436 * tree-switch-conversion.c: Corrected various comments and
10438 (build_constructors): Fixed minor formatting mistakes.
10440 * invoke.texi (Optimize Options): Corrected the
10441 switch-conversion-max-branch-ratio parameter.
10443 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10445 * final.c (asm_insn_count): Return zero for an empty asm body.
10447 2008-07-02 Richard Guenther <rguenther@suse.de>
10449 * bitmap.h (bitmap_set_bit): Return bool.
10450 (bitmap_clear_bit): Likewise.
10451 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10452 write to the bitmap if it would.
10453 (bitmap_clear_bit): Likewise.
10454 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10455 bitmap_set_bit return value.
10456 (add_pred_graph_edge): Likewise.
10457 (add_graph_edge): Likewise.
10458 (do_sd_constraint): Likewise.
10459 (do_ds_constraint): Likewise.
10461 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10463 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10464 Fix -Wc++-compat and/or -Wcast-qual warnings.
10465 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10466 gen_regparm_prefix): Likewise.
10467 * vmsdbgout.c (write_modbeg, lookup_filename,
10468 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10470 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10472 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10473 defaults.h definition apply.
10475 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10477 * function.c (assign_parm_remove_parallels): New.
10478 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10480 (assign_parm_setup_block): Do not handle them.
10481 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10482 assign_parm_remove_parallels.
10484 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10486 * c-typeck.c (convert_for_assignment): Use
10487 vector_targets_convertible_p.
10488 * c-common.c (vector_targets_convertible_p): New.
10489 * c-common.h (vector_targets_convertible_p): New prototype.
10490 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10491 opaque_p_V2SI_type_node.
10493 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10495 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10498 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10500 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10501 TFmode constants via two element DImode vector for hosts with
10502 HOST_BITS_PER_WIDE_INT < 64.
10503 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10504 also for HOST_BITS_PER_WIDE_INT < 64.
10506 2008-07-01 Richard Guenther <rguenther@suse.de>
10508 PR tree-optimization/36666
10509 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10510 (get_constraint_exp_from_ssa_var): Split into ...
10511 (get_constraint_exp_for_temp): ... this ...
10512 (get_constraint_for_ssa_var): ... and that.
10513 Return constraint expressions for all touched sub-fields
10514 if the results address is not taken.
10515 (process_constraint): Remove assertion that aggregate
10516 assignments do not happen at this place.
10517 (get_constraint_for_component_ref): Add address_p argument.
10518 Return constraint expressions for all touched sub-fields
10519 if the results address is not taken.
10520 (do_deref): Use get_constraint_exp_for_temp.
10521 (get_constraint_for_1): Rename from ...
10522 (get_constraint_for): ... this. Add the old function as wrapper.
10523 (do_structure_copy): Use get_constraint_for_1.
10525 2008-07-01 Martin Jambor <mjambor@suse.cz>
10527 * Makefile.in (tree-switch-conversion.o): Add.
10528 (OBJS-common): Add tree-swtch-conversion.o.
10529 * passes.c (init_optimization_passes): Add pass_convert_switch.
10530 * tree-pass.h: (pass_convert_switch): Add.
10531 * tree-switch-conversion.c: New file.
10532 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10533 * common.opt (ftree-cswtch): New option.
10534 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10535 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10536 * opts.c (decode_options): Set flag_tree_switch_conversion when
10537 optimization level is >= 2.
10538 * doc/invoke.texi (Optimize Options): Added description of
10539 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10541 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10543 * config/darwin-driver.c (darwin_default_min_version): Fix
10544 -Wc++-compat warnings.
10546 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10548 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10551 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10553 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10555 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10557 PR rtl-optimization/34744
10558 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10559 (df_scan_free_internal): Free data structures not
10560 allocated in storage pools.
10561 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10562 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10563 df_scan_free_mws_vec.
10564 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10567 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10569 * config/i386/i386.c (contains_aligned_value_p): Return true
10571 (ix86_function_arg_boundary): Return its natural boundary
10573 (return_in_memory_32): Don't check TDmode.
10574 (ix86_split_to_parts): Support splitting into 4 parts and
10575 support TFmode for 32bit target.
10576 (ix86_split_long_move): Support splitting into 4 parts.
10577 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10579 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10580 (ix86_init_builtins): Here.
10581 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10582 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10583 'q' and 'w', respectively.
10585 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10587 (movtf_internal): Likewise.
10588 (<code>tf2): Likewise.
10589 (*absnegtf2_sse): Likewise.
10590 (copysign<mode>3): Likewise.
10591 (copysign<mode>3_const): Likewise.
10592 (copysign<mode>3_var): Likewise.
10593 (define_split UNSPEC_COPYSIGN): Likewise.
10594 * config/i386/sse.md (*nandtf3): Likewise.
10595 (<code>tf3): Likewise.
10596 (*<code>tf3): Likewise.
10598 2008-06-30 Joey Ye <joey.ye@intel.com>
10599 H.J. Lu <hongjiu.lu@intel.com>
10601 * global.c (compute_regsets): Set frame_pointer_needed here.
10602 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10604 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10606 * doc/install.texi (specific): Expand Windows build notes.
10608 2008-06-30 Ira Rosen <irar@il.ibm.com>
10610 PR tree-optimization/36648
10611 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10612 number of prolog iterations by step. Fix the comment.
10614 2008-06-30 Richard Guenther <rguenther@suse.de>
10616 PR middle-end/36671
10617 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10618 handle calls from ECF_MALLOC functions.
10619 (handle_pure_call): ECF_MALLOC functions do not return
10621 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10623 2008-06-29 Andreas Schwab <schwab@suse.de>
10625 * config/m68k/m68k.c (print_operand): Always print a float
10627 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10628 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10631 * config/rs6000/x-linux64: Remove never used file.
10633 2008-06-29 Richard Guenther <rguenther@suse.de>
10635 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10637 (struct alias_info): Move ...
10638 * tree-ssa-alias.c: ... here.
10639 (update_alias_info): Declare.
10640 (compute_may_aliases): Call it.
10641 (update_alias_info): New function.
10642 * tree-ssa-structalias.c (update_alias_info): Move ...
10643 * tree-ssa-alias.c (update_alias_info_1): ... here.
10644 * tree-ssa-structalias.c (process_constraint_1): Remove
10645 unused from_call argument. Rename to ...
10646 (process_constraint): ... this. Delete old wrapper.
10647 (make_constraint_to): Adjust callers.
10648 (handle_const_call): Likewise.
10649 (handle_pure_call): Likewise.
10650 (init_base_vars): Likewise.
10651 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10652 (find_func_aliases): We don't need structure copies for
10654 (make_constraint_from_anything): Remove.
10655 (create_variable_info_for): For globals make constraints
10656 from escaped, not from anything.
10657 (compute_points_to_sets): Do not call update_alias_info.
10658 (ipa_pta_execute): Use make_constraint_from.
10660 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10662 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10663 (bitmap.o-warn, dominance.o-warn): New.
10664 * configure.ac (cxx_compat_warn): Delete.
10665 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10666 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10668 * configure: Regenerate.
10670 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10673 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10675 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10676 * df-scan.c (df_notes_rescan): Likewise.
10677 * ggc-page.c (set_page_table_entry): Likewise.
10678 * intl.c (gcc_gettext_width): Likewise.
10679 * varasm.c (get_unnamed_section, get_noswitch_section,
10680 get_section): Likewise.
10682 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10684 * regrename.c (build_def_use): Don't copy RTX.
10686 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10688 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10689 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10690 punctuation. Use @ref instead of @xref.
10691 (Function Names): Remove stray @display/@end display.
10692 (C++ Attributes): Use @ref instead of @xref.
10693 (Deprecated Features): Fix punctuation around @xref.
10694 (Backwards Compatibility): Likewise.
10695 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10697 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10699 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10700 constants for E500 double.
10702 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10704 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10705 element type of const_vector.
10707 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10709 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10710 Remove FLAGS_REG clobber from expander pattern.
10711 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10712 (anddi3, andsi3, andhi3, andqi3): Ditto.
10713 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10714 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10715 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10716 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10717 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10718 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10719 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10720 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10722 2008-06-28 Richard Guenther <rguenther@suse.de>
10724 * tree-ssa-structalias.c (callused_id, var_callused,
10725 callused_tree): Add.
10726 (handle_pure_call): New function.
10727 (find_func_aliases): Call it.
10728 (find_what_p_points_to): Handle the call-used set.
10729 (clobber_what_escaped): Likewise.
10730 (compute_call_used_vars): New function.
10731 (init_base_vars): Init the call-used variable.
10732 (do_sd_constraint): Do not propagate the solution from CALLUSED
10733 but use CALLUSED as a placeholder.
10734 (solve_graph): Likewise.
10735 * tree-flow-inline.h (gimple_call_used_vars): New function.
10736 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10737 (compute_call_used_vars): Declare.
10738 * tree-ssa-alias.c (set_initial_properties): Call
10739 compute_call_used_vars.
10740 (reset_alias_info): Clear call-used variables.
10741 (add_call_clobber_ops): Assert we are not called for const/pure
10742 functions. Remove handling of them.
10743 (add_call_read_ops): Handle pure functions by adding the
10744 call-used set of variables as VUSEs.
10745 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10746 (delete_tree_ssa): Free it.
10747 * tree-dfa.c (remove_referenced_var): Clear the var from the
10750 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10752 * tree.c (build_varargs_function_type_list): New.
10753 (build_function_type_list_1): New.
10754 (build_function_type_list): Use build_function_type_list_1.
10755 * tree.h (build_varargs_function_type_list): New.
10757 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10760 * config/spu/spu.c (spu_builtin_splats): Do not generate
10761 invalid CONST_VECTOR expressions.
10762 (spu_expand_vector_init): Likewise.
10764 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10766 * optabs.c (libfunc_decls): New variable.
10767 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10768 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10769 for the same function twice.
10771 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10773 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10774 ix86_expand_binary_operator directly.
10775 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10777 (*ashrti3_1): Ditto.
10778 (*lshrti3_1): Ditto.
10779 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10780 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10781 using only one splitter. Conditionaly execute splitter before or
10782 after peephole2 pass.
10783 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10784 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10785 Use only one alternative in asm template.
10786 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10788 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10789 "J" operand constraint for operand 2.
10790 (*ashldi3_cconly_rex64): Ditto.
10791 (*ashrdi3_cmp_rex64): Ditto.
10792 (*ashrdi3_cconly_rex64): Ditto.
10793 (*lshrdi3_cmp_rex64): Ditto.
10794 (*lshrdi3_cconly_rex64): Ditto.
10795 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10796 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10797 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10800 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10802 * gimplify.c (omp_is_private): Don't return true if decl is not
10803 already private on #pragma omp for or #pragma omp parallel for.
10806 * tree-cfg.c (struct move_stmt_d): Replace block field with
10807 orig_block and new_block fields.
10808 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10809 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10810 (move_block_to_fn): Replace vars_map and new_label_map arguments
10811 with struct move_stmt_d pointer.
10812 (replace_block_vars_by_duplicates): New function.
10813 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10814 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10815 all subblocks of ORIG_BLOCK to the new function. Call
10816 replace_block_vars_by_duplicates.
10817 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10818 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10819 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10820 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10821 (expand_omp): Temporarily set input_location to the location of
10822 region's controlling stmt.
10823 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10824 BIND_EXPR, push ctx->block_vars and gimplification vars into
10825 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10826 into dest function.
10827 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10828 there are any BLOCK_VARS.
10829 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10830 OMP_PARALLEL or OMP_TASK stmt.
10831 (lower_omp): Save and restore input_location around the lower_omp_1
10834 2008-06-27 Richard Guenther <rguenther@suse.de>
10836 PR tree-optimization/36400
10837 PR tree-optimization/36373
10838 PR tree-optimization/36344
10839 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10840 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10841 (update_alias_info): Remove call clobbering code.
10842 (make_constraint_to): New helper function.
10843 (make_escape_constraint): Likewise.
10844 (handle_rhs_call): Use it on all pointer containing arguments.
10845 Also mark the static chain escaped.
10846 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10847 instead of ANYTHING.
10848 (make_constraint_from): New helper split out from ...
10849 (make_constraint_from_anything): ... here.
10850 (find_func_aliases): Add constraints for escape sites.
10851 (intra_create_variable_infos): Make constraints from NONLOCAL
10853 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10855 (clobber_what_p_points_to): Remove.
10856 (clobber_what_escaped): New function.
10857 (init_base_vars): Init NONLOCAL and ESCAPED.
10858 (do_sd_constraint): Do not propagate the solution from ESCAPED
10859 but use ESCAPED as a placeholder.
10860 (solve_graph): Likewise.
10861 * tree-flow.h (clobber_what_p_points_to): Remove.
10862 (clobber_what_escaped): Declare.
10863 * tree-ssa-alias.c (set_initial_properties): Call it.
10864 Remove code clobbering escaped pointers.
10866 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10868 * function.c (allocate_struct_function): Only allocate a unique
10869 funcdef_no if the decl is nonzero.
10871 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10873 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10874 * config/mips/mips.c (mips_split_const_insns): New function.
10875 * config/mips/mips.md (move_type): New attribute.
10876 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10877 (dword_mode): New attribute.
10878 (type): Avoid long line. Map "move_type"s to "type"s,
10879 choosing "multi" for doubleword moves if appropriate.
10880 Swap MTC/MFC comments to match their declaration order.
10881 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10882 "type" is "branch" or "jal" is "direct".
10883 (length): Handle "extended_mips16" first. Make the default
10884 "0" for "ghost" instructions. Set the length from "move_type".
10885 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10886 of "type", with "sll0" for the register alternative. Remove the
10887 "extended_mips16" attribute.
10888 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10889 of "type", with "shift_shift" for the register alternative.
10890 Remove the "length" attribute.
10891 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10892 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10893 of "type", with "andi" for the register alternative.
10894 (*zero_extendqihi2): Likewise.
10895 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10896 of "andi" instead of a "type" of "arith".
10897 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10899 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10900 (mov_<store>r, *mov<mode>_ra): Likewise.
10901 (extendsidi2): Use "move_type" instead of "type", with "move"
10902 for the register alternative.
10903 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10904 of "type", with "signext" for the register alternative.
10905 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10906 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10907 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10908 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10909 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10910 (unnamed branch insn): Likewise.
10911 (*movdi_gp32_fp64): Fold into...
10912 (*movdi_32bit): ...here.
10913 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10914 (*movdf_hardfloat): ...this new pattern.
10915 (*movdf_softfloat): Remove redundant FPR alternatives.
10916 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10917 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10918 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10919 the "move" attribute.
10920 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10921 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10922 and "store" for COP loads and stores.
10923 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10924 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10925 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10926 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10927 (*movtf_mips16, *movv2sf): Likewise.
10928 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10929 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10930 (mfhc1<mode>): Use "move_type" instead of "move".
10931 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10932 (loadgp_blockage): Remove the "length" attribute.
10933 (blockage, set_got_version, update_got_version): Likewise.
10934 (call_internal): Remove the "extended_mips16" attribute.
10935 (call_value_internal, call_value_multiple_internal): Likewise.
10936 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10938 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10939 the "length" attribute.
10941 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10943 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10944 -Wcast-qual warnings.
10945 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10946 handle_pragma_pop_macro): Likewise.
10947 * collect2.c (resolve_lib_name): Likewise.
10948 * config/arc/arc.c (arc_init): Likewise.
10949 * config/arm/arm.c (neon_builtin_compare,
10950 locate_neon_builtin_icode): Likewise.
10951 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10952 * config/bfin/bfin.c (bfin_init_machine_status,
10953 bfin_optimize_loop): Likewise.
10954 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10955 * config/cris/cris.c (cris_init_expanders): Likewise.
10956 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10957 * config/darwin.c (machopic_indirection_eq,
10958 machopic_indirection_name, machopic_output_indirection): Likewise.
10959 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10960 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10961 frv_optimize_membar): Likewise.
10962 * config/i386/cygwin.h (mingw_scan,
10963 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10964 * config/i386/cygwin1.c (mingw_scan): Likewise.
10965 * config/i386/i386.c (machopic_output_stub): Likewise.
10966 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10967 i386_pe_unique_section): Likewise.
10968 * config/ia64/ia64.c (ia64_init_machine_status,
10969 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10971 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10972 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10973 * config/m68k/m68k.c (m68k_handle_option,
10974 m68k_sched_md_init_global): Likewise.
10975 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10976 mcore_unique_section): Likewise.
10977 * config/mips/mips.c (mips_block_move_straight,
10978 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10980 * config/mmix/mmix.c (mmix_init_machine_status,
10981 mmix_encode_section_info): Likewise.
10982 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10983 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10984 print_operand_address, output_toc, redefine_groups,
10985 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10986 * config/s390/s390.c (s390_init_machine_status): Likewise.
10987 * config/score/score.c (score_block_move_straight,
10988 score_block_move_loop_body): Likewise.
10989 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10990 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10991 * emit-rtl.c (find_auto_inc): Likewise.
10992 * gcc.c (translate_options, process_command): Likewise.
10993 * reorg.c (dbr_schedule): Likewise.
10994 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10995 * xcoffout.c (xcoffout_declare_function): Likewise.
10997 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10999 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
11000 ipa-pta working again.
11002 2008-06-27 David Edelsohn <edelsohn@gnu.org>
11004 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
11007 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
11009 * config.gcc (powerpc*-*-*): Add new core e500mc.
11010 * config/rs6000/e500mc.md: New file.
11011 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11013 (rs6000_override_options): Add e500mc case to
11014 processor_target_table. Altivec and Spe options not allowed
11015 with e500mc. Add isel instruction to e500mc by
11016 default. Initialize rs6000_cost for e500mc.
11017 (rs6000_issue_rate): Set issue rate for e500mc.
11018 * config/rs6000/rs6000.h (processor_type): Add
11019 PROCESSOR_PPCE500MC.
11020 (ASM_CPU_SPEC): Add e500mc.
11021 Set TARGET_ISEL to rs6000_isel.
11022 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
11023 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
11024 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
11026 * doc/invoke.texi: Add e500mc to list of cpus.
11028 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11031 * c-lex.c (lex_charconst): Initialize unsignedp.
11033 2008-06-27 Olivier Hainque <hainque@adacore.com>
11035 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
11036 documented assumptions.
11038 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11040 * dwarf2out.c: Remove trailing white spaces. Break long line
11043 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11045 * libfuncs.h (LTI_synchronize): New libfunc_index.
11046 (synchronize_libfunc): Declare.
11047 * builtins.c (expand_builtin_synchronize): Consider using
11048 synchronize_libfunc before falling back on an asm blockage.
11049 * config/mips/mips.c: Include libfuncs.h
11050 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11052 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11054 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11055 parameter. Copy stack_reg to r11 where appropriate.
11056 (no_global_regs_above): Add gpr parameter.
11057 (rs6000_stack_info): Only add padding for SPE save area if we
11058 are saving SPE GPRs and CR.
11059 (saveres_routine_syms): New variable.
11060 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11062 (rs6000_savres_routine_sym): New function.
11063 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11065 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11066 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11067 Tweak FPR out-of-line saving.
11068 (rs6000_make_savres_rtx): New function.
11069 (rs6000_use_multiple_p): New function.
11070 (rs6000_savres_strategy): New function.
11071 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11072 out-of-line if appropriate.
11073 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11074 if we are optimizing for size.
11075 (GP_SAVE_INLINE): Define.
11076 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11077 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11078 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11079 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11080 (*save_fpregs_<mode>): Add use of r11.
11081 (*restore_gpregs_<mode>): New insn.
11082 (*return_and_restore_gpregs_<mode>): New insn.
11083 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11085 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11086 (*restore_gpregs_spe): New insn.
11087 (*return_and_restore_gpregs_spe): New insn.
11088 * config/rs6000/predicates.md (save_world_operation): Fix check.
11090 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11092 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11093 this point, so assert that.
11095 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11097 * cfganal.c: Include vec.h and vecprim.h.
11098 (compute_idf): Import from...
11099 * tree-into-ssa (compute_idf): ...here.
11100 * basic-block.h (compute_idf): Export.
11102 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11104 * c-decl.c (merge_decls): Use !current_function_decl to check for
11105 extern declaration of C99 inline function being at file scope.
11107 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11109 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11111 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11113 * alias.c (record_alias_subset, init_alias_analysis): Fix
11114 -Wc++-compat and/or -Wcast-qual warnings.
11115 * attribs.c (lookup_attribute_spec): Likewise.
11116 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11117 copy_bb, connect_traces,
11118 find_rarely_executed_basic_blocks_and_cr): Likewise.
11119 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11120 note_btr_set, migrate_btr_defs): Likewise.
11121 * builtins.c (result_vector, expand_builtin_memcpy,
11122 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11123 builtin_memset_read_str, expand_builtin_printf,
11124 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11126 * caller-save.c (mark_set_regs): Likewise.
11127 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11128 * cgraph.c (cgraph_edge): Likewise.
11129 * combine.c (likely_spilled_retval_1): Likewise.
11130 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11131 htab_counts_entry_del, get_coverage_counts): Likewise.
11132 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11133 new_cselib_val): Likewise.
11134 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11135 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11137 * df-core.c (df_compact_blocks): Likewise.
11138 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11139 * df-scan.c (df_grow_reg_info, df_ref_create,
11140 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11141 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11142 df_record_entry_block_defs, df_record_exit_block_uses,
11143 df_bb_verify): Likewise.
11144 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11145 DF_REF_EXTRACT_MODE_CONST): New.
11146 * dominance.c (get_immediate_dominator, get_dominated_by,
11147 nearest_common_dominator, root_of_dom_tree,
11148 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11149 -Wc++-compat and/or -Wcast-qual warnings.
11150 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11151 record_store, replace_read, check_mem_read_rtx, scan_insn,
11152 dse_step1, dse_record_singleton_alias_set): Likewise.
11153 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11155 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11157 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11158 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11159 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11160 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11161 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11162 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11163 file_name_acquire, output_file_names, add_const_value_attribute,
11164 premark_used_types_helper, file_table_eq, file_table_hash,
11165 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11166 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11167 -Wcast-qual warnings.
11168 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11169 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11170 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11171 gen_reg_rtx, start_sequence, init_emit): Likewise.
11172 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11173 * except.c (init_eh_for_function, gen_eh_region,
11174 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11175 arh_to_landing_pad, arh_to_label, add_action_record,
11176 add_call_site, switch_to_exception_section): Likewise.
11177 * expmed.c (synth_mult): Likewise.
11178 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11179 store_expr): Likewise.
11180 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11182 * function.c (assign_stack_temp_for_type,
11183 allocate_struct_function, match_asm_constraints_1): Likewise.
11184 * gcov-io.c (gcov_allocate): Likewise.
11185 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11186 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11187 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11188 record_one_set, insert_expr_in_table, insert_set_in_table,
11189 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11190 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11191 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11192 -Wcast-qual warnings.
11194 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11196 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11197 -Wcast-qual warnings.
11198 * gcc.c (process_command): Likewise.
11199 * genattrtab.c (oballoc): Use XOBNEW.
11200 (oballocvec): Define.
11201 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11202 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11203 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11204 -Wc++-compat and/or -Wcast-qual warnings.
11205 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11206 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11207 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11208 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11209 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11210 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11211 add_excls, process_presence_absence_names,
11212 process_presence_absence_patterns, add_presence_absence,
11213 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11214 get_free_state, add_arc, get_free_automata_list_el,
11215 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11216 transform_3, cache_presence, create_ainsns, create_automata,
11217 create_state_ainsn_table, dfa_insn_code_enlarge,
11218 output_trans_func, output_min_issue_delay_func,
11219 output_dead_lock_func, output_reset_func,
11220 output_get_cpu_unit_code_func, output_dfa_start_func,
11221 expand_automata): Likewise.
11222 * genextract.c (gen_insn): Likewise.
11223 * gengtype-lex.l: Likewise.
11224 * gengtype.c (read_input_list, adjust_field_type,
11225 process_gc_options): Likewise.
11226 * genoutput.c (note_constraint): Likewise.
11227 * genpreds.c (mangle, add_constraint): Likewise.
11228 * genrecog.c (process_define_predicate, new_decision,
11229 add_to_sequence): Likewise.
11230 * gensupport.c (record_insn_name): Likewise.
11232 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11234 * config/i386/driver-i386.c (detect_caches_amd,
11235 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11236 and/or -Wcast-qual warnings.
11237 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11238 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11239 gt_pch_save): Likewise.
11240 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11241 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11242 * global.c (compute_regsets): Likewise.
11243 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11244 finish_graph_dump_file): Likewise.
11245 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11246 unlink_bb_notes): Likewise.
11247 * integrate.c (get_hard_reg_initial_val): Likewise.
11248 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11249 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11250 * local-alloc.c (update_equiv_regs): Likewise.
11251 * loop-invariant.c (check_invariant_table_size,
11252 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11254 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11255 altered_reg_used, mark_altered): Likewise.
11256 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11257 insert_var_expansion_initialization,
11258 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11259 release_var_copies): Likewise.
11260 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11261 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11262 analyze_accesses_for_phi_node, check_var_notmodified_p,
11263 check_allocation_function, find_sites_in_func,
11264 record_all_accesses_in_func, transform_access_sites,
11265 transform_allocation_sites): Likewise.
11266 * omp-low.c (new_omp_region, create_omp_child_function_name,
11267 check_omp_nesting_restrictions, check_combined_parallel,
11268 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11269 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11270 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11271 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11273 * opts-common.c (prune_options): Likewise.
11274 * opts.c (add_input_filename, print_filtered_help,
11275 get_option_state): Likewise.
11276 * params.c (add_params): Likewise.
11277 * passes.c (set_pass_for_id, next_pass_1,
11278 do_per_function_toporder, pass_fini_dump_file): Likewise.
11279 * postreload.c (reload_cse_simplify_operands): Likewise.
11280 * predict.c (tree_predicted_by_p, tree_predict_edge,
11281 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11283 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11285 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11287 * recog.c (check_asm_operands, validate_change_1): Likewise.
11288 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11289 subst_asm_stack_regs): Likewise.
11290 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11291 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11292 * regmove.c (reg_is_remote_constant_p): Likewise.
11293 * regrename.c (regrename_optimize, scan_rtx_reg,
11294 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11296 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11297 regstat_compute_calls_crossed): Likewise.
11298 * reload1.c (init_reload, new_insn_chain,
11299 has_nonexceptional_receiver, reload, copy_reloads,
11300 calculate_needs_all_insns, init_elim_table): Likewise.
11301 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11302 * rtl.c (shallow_copy_rtx_stat): Likewise.
11303 * rtlanal.c (parms_set): Likewise.
11304 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11305 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11306 * sched-ebb.c (earliest_block_with_similiar_load,
11307 add_deps_for_risky_insns): Likewise.
11308 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11309 schedule_region): Likewise.
11310 * see.c (eq_descriptor_pre_extension,
11311 hash_descriptor_pre_extension, hash_del_pre_extension,
11312 eq_descriptor_properties, hash_descriptor_properties,
11313 hash_del_properties, see_seek_pre_extension_expr,
11314 see_initialize_data_structures, see_print_register_properties,
11315 see_print_pre_extension_expr, see_delete_merged_def_extension,
11316 see_delete_unmerged_def_extension, see_emit_use_extension,
11317 see_pre_delete_extension, see_map_extension, see_commit_changes,
11318 see_analyze_merged_def_local_prop,
11319 see_analyze_merged_def_local_prop,
11320 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11321 see_set_prop_merged_def, see_set_prop_unmerged_def,
11322 see_set_prop_unmerged_use, see_print_one_extension,
11323 see_merge_one_use_extension, see_merge_one_def_extension,
11324 see_store_reference_and_extension, see_update_uses_relevancy,
11325 see_update_defs_relevancy): Likewise.
11326 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11327 hash_statistics_free, curr_statistics_hash): Likewise.
11328 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11329 expand_asm_operands, expand_return, case_bit_test_cmp,
11330 expand_case): Likewise.
11331 * stor-layout.c (start_record_layout): Likewise.
11332 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11333 gt_pch_save_stringpool): Likewise.
11334 * tree-data-ref.c (hash_stmt_vertex_info,
11335 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11336 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11338 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11341 * config/i386/i386.md : Change constraints of HImode and QImode
11342 immediate operands from "i" to "n". Change SImode "ni" constraint to
11343 "i" and SImode "rmi" constraint to "g". Remove all constraints
11344 from const0_operand and const1_operand predicated operands.
11345 (i): Change QImode and HImode attribute from "i" to "n".
11346 (*subqi_2): Change HImode operands to QImode.
11349 2008-06-25 Olivier Hainque <hainque@adacore.com>
11351 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11354 2008-06-25 Richard Guenther <rguenther@suse.de>
11356 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11357 not overflow the result type.
11359 2008-06-25 Richard Guenther <rguenther@suse.de>
11361 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11362 (vn_lookup): Likewise.
11364 2008-06-25 Richard Guenther <rguenther@suse.de>
11366 PR tree-optimization/35518
11367 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11368 * tree-sra.c (instantiate_element): Use fold_build3 to build
11370 (try_instantiate_multiple_fields): Likewise.
11372 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11374 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11377 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11379 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11380 use_backchain_to_restore_sp to true
11381 if the offset of the link register save area would go over the 32k - 1
11382 offset limit of the load
11385 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11387 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11388 anchor for the type-punning blurb. Cross-reference "Structures
11389 unions enumerations and bit-fields implementation". Provide a
11390 cast-through-pointer example. Make final sentence self-contained.
11391 * doc/implement-c.texi (Structures unions enumerations and
11392 bit-fields implementation): Cross-reference the type-punning blurb
11393 in the -fstrict-aliasing documentation.
11395 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11397 PR middle-end/36594
11398 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11399 the memory instead of the memory itself for the save area.
11401 2008-06-24 Olivier Hainque <hainque@adacore.com>
11402 Nicolas Roche <roche@adacore.com>
11404 * gengtype.c (srcdir_len): size_t instead of int.
11405 (get_file_realbasename): New function. For F a filename, the real
11406 basename of F, with all the path components stripped.
11407 (get_file_srcdir_relative_path): New function. For F a filename, the
11408 relative path to F from $(srcdir).
11409 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11410 get_file_realbasename. Adjust the head comment.
11411 (get_prefix_langdir_index): New function. For F a filename, return the
11412 lang_dir_names[] relative index of the language directory that is
11414 (get_file_langdir): For F a filename, return the name of the language
11415 directory where F is located.
11416 (get_file_gtfilename): New function. The gt- output file name for an
11418 (get_output_file_with_visibility): Replace in-line computations with
11419 uses of get_file_gtfilename and get_prefix_langdir_index.
11420 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11422 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11424 PR tree-optimization/36504
11425 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11426 references without base address.
11428 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11430 PR middle-end/36584
11431 * calls.c (expand_call): Increase alignment for recursive functions.
11433 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11435 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11436 (TARGET_FUNCTION_VALUE): New define.
11437 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11438 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11440 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11442 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11443 (fmod<mode>3): Ditto.
11444 (remainderxf3): Ditto.
11445 (remainder<mode>3): Ditto.
11447 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11450 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11451 REG is a hard register.
11453 PR tree-optimization/36508
11454 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11455 499, don't check it at all in release compilers.
11457 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11459 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11460 together with SSE_TARGET_MATH to disable insn pattern.
11461 (*fop_<MODEF:mode>_2_i387): Ditto.
11462 (*fop_<MODEF:mode>_3_i387): Ditto.
11464 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11466 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11468 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11470 PR middle-end/34906
11471 * gimplify.c (gimplify_asm_expr): Check the return code of
11472 parse_output_constraint call, set function return and is_inout
11473 value if it failed.
11475 2008-06-22 Ian Lance Taylor <iant@google.com>
11477 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11478 (narrowest_signed_type): Likewise.
11479 * c-typeck.c (c_common_type): Change local variable mclass to enum
11481 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11482 tcc_comparison, not the tree code itself.
11483 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11484 (c_expand_expr): Cast modifier to enum expand_modifier.
11485 * c-common.h (C_RID_CODE): Add casts.
11486 (C_SET_RID_CODE): Define.
11487 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11488 (c_lex_one_token): Add cast to avoid warning.
11489 (c_parser_objc_type_name): Rename local typename to type_name.
11490 (check_no_duplicate_clause): Change code parameter to enum
11492 (c_parser_omp_var_list_parens): Change kind parameter to enum
11494 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11495 c_parser_omp_list_var_parens.
11496 (c_parser_omp_threadprivate): Likewise.
11497 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11498 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11499 * c-format.c (NO_FMT): Define.
11500 (printf_length_specs): Use NO_FMT.
11501 (asm_fprintf_length_specs): Likewise.
11502 (gcc_diag_length_specs): Likewise.
11503 (scanf_length_specs): Likewise.
11504 (strfmon_length_specs): Likewise.
11505 (gcc_gfc_length_specs): Likewise.
11506 (printf_flag_specs): Change 0 to STD_C89.
11507 (asm_fprintf_flag_specs): Likewise.
11508 (gcc_diag_flag_specs): Likewise.
11509 (gcc_cxxdiag_flag_specs): Likewise.
11510 (scanf_flag_specs): Likewise.
11511 (strftime_flag_specs): Likewise.
11512 (strfmon_flag_specs): Likewise.
11513 (print_char_table): Likewise.
11514 (asm_fprintf_char_table): Likewise.
11515 (gcc_diag_char_table): Likewise.
11516 (gcc_tdiag_char_table): Likewise.
11517 (gcc_cdiag_char_table): Likewise.
11518 (gcc_cxxdiag_char_table): Likewise.
11519 (gcc_gfc_char_table): Likewise.
11520 (scan_char_table): Likewise.
11521 (time_char_table): Likewis.
11522 (monetary_char_table): Likewise.
11523 * c-format.h (BADLEN): Likewise.
11525 2008-06-21 Ian Lance Taylor <iant@google.com>
11527 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11528 Define END_OF_BASE_TREE_CODES around inclusion.
11529 * tree.c (tree_code_type): New global array.
11530 (tree_code_length, tree_code_name): Likewise.
11531 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11532 $(lang_tree_files).
11533 (all-tree.def, s-alltree): New targets.
11534 (gencheck.h, s-gencheck): Remove.
11535 (tree.o): Depend upon all-tree.def.
11536 (build/gencheck.o): Remove gencheck.h dependency.
11537 (mostlyclean): Don't remove gencheck.h.
11538 * c-common.h (enum c_tree_code): Remove.
11539 * c-lang.c (tree_code_type): Remove.
11540 (tree_code_length, tree_code_name): Remove.
11541 * gencheck.c (tree_codes): Include all-tree.def, rather than
11542 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11544 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11546 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11547 (operator_name_info): Size to MAX_TREE_CODES.
11548 (assignment_operator_name_info): Likewise.
11549 * cp/cp-lang.c (tree_code_type): Remove.
11550 (tree_code_length, tree_code_name): Remove.
11551 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11552 (assignment_operator_name_info): Likewise.
11553 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11555 * cp/mangle.c (write_expression): Likewise.
11556 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11557 * fortran/f95-lang.c (tree_code_type): Remove.
11558 (tree_code_length, tree_code_name): Remove.
11559 * java/java-tree.h (enum java_tree_code): Remove.
11560 * java/lang.c (tree_code_type): Remove.
11561 (tree_code_length, tree_code_name): Remove.
11562 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11563 * objc/objc-act.h (enum objc_tree_code): Remove.
11564 * objc/objc-lang.c (tree_code_type): Remove.
11565 (tree_code_length, tree_code_name): Remove.
11566 * objcp/objcp-lang.c (tree_code_type): Remove.
11567 (tree_code_length, tree_code_name): Remove.
11568 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11569 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11570 * ada/misc.c (tree_code_type): Remove.
11571 (tree_code_length, tree_code_name): Remove.
11573 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11575 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11576 the grand_bitmap_obstack.
11578 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11580 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11581 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11582 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11583 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11584 move_stmt_r, new_label_mapper): Likewise.
11585 * tree-complex.c (cvc_lookup): Likewise.
11586 * tree-dfa.c (create_function_ann): Likewise.
11587 * tree-dump.c (dump_register): Likewise.
11588 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11589 find_phi_replacement_condition): Likewise.
11590 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11591 tree_function_versioning): Likewise.
11592 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11593 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11594 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11595 get_nonlocal_debug_decl, convert_nonlocal_reference,
11596 convert_nonlocal_omp_clauses, get_local_debug_decl,
11597 convert_local_reference, convert_local_omp_clauses,
11598 convert_nl_goto_reference, convert_nl_goto_receiver,
11599 convert_tramp_reference, convert_call_expr): Likewise.
11600 * tree-outof-ssa.c (contains_tree_r): Likewise.
11601 * tree-parloops.c (reduction_phi, initialize_reductions,
11602 eliminate_local_variables_1, add_field_for_reduction,
11603 add_field_for_name, create_phi_for_local_result,
11604 create_call_for_reduction_1, create_loads_for_reductions,
11605 create_stores_for_reduction, create_loads_and_stores_for_name):
11607 * tree-phinodes.c (allocate_phi_node): Likewise.
11608 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11609 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11610 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11611 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11612 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11613 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11614 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11615 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11616 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11617 vn_nary_op_insert): Likewise.
11618 * tree-ssa.c (redirect_edge_var_map_add,
11619 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11620 * tree-vectorizer.c (vectorize_loops): Likewise.
11621 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11622 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11623 tree_cons_stat, build1_stat, build_variant_type_copy,
11624 decl_init_priority_lookup, decl_fini_priority_lookup,
11625 decl_priority_info, decl_restrict_base_lookup,
11626 decl_restrict_base_insert, decl_debug_expr_lookup,
11627 decl_debug_expr_insert, decl_value_expr_lookup,
11628 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11629 type_hash_add, get_file_function_name, tree_check_failed,
11630 tree_not_check_failed, tree_range_check_failed,
11631 omp_clause_range_check_failed, build_omp_clause,
11632 build_vl_exp_stat): Likewise.
11633 * value-prof.c (gimple_histogram_value,
11634 gimple_duplicate_stmt_histograms): Likewise.
11635 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11636 unshare_variable, variable_union_info_cmp_pos, variable_union,
11637 dataflow_set_different_1, dataflow_set_different_2,
11638 vt_find_locations, variable_was_changed, set_variable_part,
11639 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11640 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11641 section_entry_hash, object_block_entry_eq,
11642 object_block_entry_hash, create_block_symbol,
11643 initialize_cold_section_name, default_function_rodata_section,
11644 strip_reg_name, set_user_assembler_name, const_desc_eq,
11645 build_constant_desc, output_constant_def, lookup_constant_def,
11646 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11647 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11648 default_internal_label): Likewise.
11649 * varray.c (varray_init, varray_grow): Likewise.
11650 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11652 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11654 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11655 operators for "test" insn. Macroize insn using SWI mode macro.
11656 (*jcc_fused_2): Ditto.
11657 (*jcc_fused_3): Macroize insn using SWI mode macro.
11658 (*jcc_fused_4): Ditto.
11660 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11662 * tree-ssa-pre.c: Fix typo in comment.
11663 (init_antic, fini_antic): Add explicit funtions for
11664 initializing and deinitializing ANTIC and AVAIL sets.
11665 (create_expression_by_pieces): Fix typo in comment.
11666 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11667 (execute_pre): Eventually dump details about ANTIC_IN.
11669 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11671 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11672 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11673 add_to_obstack, file_at_path, find_a_file, execute,
11674 add_preprocessor_option, add_assembler_option, add_linker_option,
11675 process_command, insert_wrapper, do_option_spec, do_self_spec,
11676 spec_path, do_spec_1, is_directory, main, used_arg,
11677 getenv_spec_function): Likewise.
11678 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11679 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11682 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11684 * doc/rtl.texi: Updated subreg section.
11686 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11689 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11690 node->needed and node->reachable.
11691 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11692 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11693 (expand_task_call): Don't call expand_task_copyfn.
11694 (expand_task_copyfn): Renamed to...
11695 (finalize_task_copyfn): ... this.
11697 2008-06-19 Jan Hubicka <jh@suse.cz>
11699 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11700 clobbering framepointer.
11702 2008-06-19 Jan Hubicka <jh@suse.cz>
11704 * tree-optimize.c (execute_early_local_optimizations): Set
11705 cgraph_state only at first invocation.
11707 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11709 * system.h (-Wc++-compat): Activate as a warning, no an error.
11711 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11713 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11714 instead of "#" in insn asm template.
11715 (*jcc_fused_2): Ditto.
11717 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11719 * config/i386/i386.h (ix86_tune_indices)
11720 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11721 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11722 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11723 (*jcc_fused_2): Ditto.
11724 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11725 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11726 (print operand): Handle 'E' and 'e' code.
11728 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11730 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11731 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11732 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11734 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11736 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11738 (cgraph_expand_function): Use local copy of decl.
11739 (cgraph_expand_all_functions): Remove redundant initialization of
11741 (cgraph_optimize): Reword internal_error message.
11743 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11745 * arm-protos.h (arm_return_in_memory): Remove public
11746 arm_return_in_memory() prototype.
11747 * arm.c (arm_return_in_memory): Add static prototype, add target
11748 hook macro, change definition and comments.
11749 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11751 2008-06-19 Ben Elliston <bje@au.ibm.com>
11753 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11754 real.c: Remove references to IEEE 754R.
11755 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11756 * doc/libgcc.texi (Decimal float library routines): Likewise.
11758 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11760 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11761 (default_unwind_word_mode): Add prototype.
11762 * targhooks.c (default_unwind_word_mode): New function.
11763 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11764 instead of word_mode.
11765 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11766 (TARGET_INITIALIZER): Use it.
11768 * c-common.c (handle_mode_attribute): Support "unwind_word"
11770 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11772 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11773 word_mode to access SjLj_Function_Context member "data".
11774 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11775 conversion from targetm.eh_return_filter_mode () to
11776 targetm.unwind_word_mode () if they differ.
11778 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11779 (BT_FN_UNWINDWORD_PTR): New function type.
11780 (BT_FN_WORD_PTR): Remove.
11781 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11782 * except.c (expand_builtin_extend_pointer): Convert pointer to
11783 targetm.unwind_word_mode () instead of word_mode.
11785 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11786 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11787 (spu_unwind_word_mode): New function.
11788 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11789 (TARGET_UNWIND_WORD_MODE): Define.
11790 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11792 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11794 * config/spu/spu.c (reg_align): Remove.
11795 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11796 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11797 (spu_split_store): Likewise.
11799 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11801 * gcc/tree-vn.c: Fix typo in comment.
11803 2008-06-18 Jan Hubicka <jh@suse.cz>
11805 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11806 toplevel reorder too.
11808 2008-06-18 Jan Hubicka <jh@suse.cz>
11810 * c-opts.c (c_common_post_options): PCH is not compatible with
11812 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11813 -fno-toplevel-reorder by default now.
11815 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11817 PR documentation/30739
11818 * doc/install.texi (Prerequisites): Document dependency on awk.
11820 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11821 Ian Lance Taylor <iant@google.com>
11823 PR rtl-optimization/35604
11824 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11825 only want to change jump destinations, not eventual label comparisons.
11827 2008-06-16 Jan Hubicka <jh@suse.cz>
11829 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11831 (cgraph_analyze_function): Likewise.
11833 2008-06-16 Jan Hubicka <jh@suse.cz>
11835 * cgraph.h (cgraph_mark_if_needed): New function.
11836 * cgraphunit.c (cgraph_mark_if_needed): New function.
11837 * c-decl.c (duplicate_decl): Use it.
11839 2008-06-16 Jan Hubicka <jh@suse.cz>
11841 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11844 2008-06-16 Jan Hubicka <jh@suse.cz>
11846 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11848 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11849 Kazu Hirata <kazu@codesourcery.com>
11850 Maxim Kuvyrkov <maxim@codesourcery.com
11852 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11853 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11854 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11855 EXTRA_SPEC_FUNCTIONS.
11856 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11857 (DRIVER_SELF_SPECS): Adjust.
11858 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11859 * config/mips/st.h, config/mips/t-st: New.
11860 * config/mips/driver-native.c, config/mips/x-native: New.
11861 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11864 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11866 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11868 (ISA_HAS_FP_CONDMOVE): New macro.
11869 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11870 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11871 (ISA_HAS_NMADD3_NMSUB3): New macro.
11872 * config/mips/mips.c (mips_rtx_costs): Update.
11873 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11874 compiling for ST Loongson 2E/2F.
11875 (madd<mode>): Rename to madd4<mode>. Update.
11876 (madd3<mode>): New pattern.
11877 (msub<mode>): Rename to msub4<mode>. Update.
11878 (msub3<mode>): New pattern.
11879 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11880 (nmadd3<mode>): New pattern.
11881 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11882 (nmadd3<mode>_fastmath): New pattern.
11883 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11884 (nmsub3<mode>): New pattern.
11885 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11886 (nmsub3<mode>_fastmath): New pattern.
11887 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11889 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11891 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11892 (DF_REF_INSN_INFO): New.
11893 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11894 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11895 with a NULL DF_REF_INSN_INFO.
11896 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11898 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11899 DF_INSN_INFO_EQ_USES): New.
11900 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11901 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11902 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11903 * df-core.c: Update comment for above changes.
11904 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11905 DF_INSN_UID_* macros.
11906 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11907 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11908 insn rtx. Update all callers.
11909 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11910 df_ref_create_structure, df_insn_refs_collect): Likewise.
11911 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11912 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11913 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11914 macros to access the insn refs.
11915 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11916 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11917 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11918 for accessing the refs.
11919 (try_fwprop_subst): Likewise.
11920 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11921 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11922 for accessing the refs.
11923 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11924 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11925 to look at the insn refs.
11926 (record_uses): Likewise.
11927 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11929 (mark_artificial_uses): Don't mark_insn for artificial refs.
11930 (mark_reg_rependencies): Likewise.
11932 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11934 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11936 * configure: Regenerate.
11938 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11940 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11941 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11942 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11944 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11946 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11947 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11948 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11950 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11952 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11953 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11954 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11956 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11958 * tree-ssa-sccvn.c: Fix format of comments.
11960 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11962 * cgraph.c: Remove unneeded forward declarations of eq_node()
11965 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11967 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11969 (see_update_relevancy): Likewise.
11970 * fwprop.c (try_fwprop_subst): Likewise.
11971 * rtlanal.c (noop_move_p): Likewise.
11972 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11973 notes to non-existing libcall blocks.
11974 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11976 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11977 (dead_libcall_p): Remove.
11978 (delete_trivially_dead_insns): Don't use it.
11979 * web.c (union_defs): Remove comment about keeping nops.
11980 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11981 (compute_hash_table_work): Don't track libcall notes.
11982 (do_local_cprop): Don't take libcall pointers. Don't update
11984 (adjust_libcall_notes): Deleted.
11985 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11986 ever have existed in the first place).
11987 (replace_store_insn): Don't try to remove libcall notes.
11988 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11989 (resolve_reg_notes): Don't call them.
11990 (resolve_simple_move): Likewise.
11991 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11992 Don't remove REG_RETVAL notes.
11993 * emit-rtl.c (try_split): Don't update libcall notes.
11994 (emit_copy_of_insn_after): Dito.
11995 * cselib.c (cselib_current_insn_in_libcall): Remove.
11996 (cselib_process_insn): Don't set/clear it.
11997 (new_elt_loc_list): Don't record it.
11998 (cselib_init): Don't initialize it.
11999 * cselib.c (struct elt_loc_list): Remove in_libcall field.
12000 * loop-invariant.c (find_invariant_insn): Don't look for libcall
12002 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
12003 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
12004 (init_deps): Don't initialize it.
12005 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
12006 * combine.c (delete_noop_moves): Don't update libcall notes.
12007 (can_combine_p): Remove now pointless #if 0 block.
12008 (try_combine): Remove another obsolete #if 0 block.
12009 (distribute_notes): Don't distribute libcall notes.
12010 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
12011 * dce.c (libcall_dead_p): Remove.
12012 (delete_unmarked_insns): Don't handle libcall blocks.
12013 (preserve_libcall_for_dce): Remove.
12014 (prescan_insns_for_dce): Don't special-case libcall block insns.
12015 * reload1 (reload): Don't handle libcall notes.
12016 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
12019 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12021 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
12022 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12023 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12025 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12027 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
12028 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12029 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12031 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12033 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
12035 2008-06-16 Ira Rosen <irar@il.ibm.com>
12037 PR tree-optimization/36493
12038 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12039 the arguments list. Use VECTYPE to create vector pointer.
12040 (vectorizable_store): Fail if accesses through a pointer to vectype
12041 do not alias the original memory reference operands.
12042 Call vect_create_data_ref_ptr without the removed argument.
12043 (vectorizable_load): Likewise.
12044 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12047 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12050 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12051 reg_equiv_constant.
12053 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12055 * config/mips/loongson2ef.md: New file.
12056 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12057 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12058 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12059 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12060 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12062 (loongson2ef.md): New include.
12063 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12064 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12065 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12066 (loongson_gt_<mode>, loongson_extract_halfword)
12067 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12068 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12069 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12070 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12071 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12072 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12073 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12074 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12075 (vec_interleave_low<mode>): Define type attribute.
12076 * config/mips/mips.c (mips_ls2): New static variable.
12077 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12078 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12079 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12080 Implement target scheduling hooks.
12081 (mips_multipass_dfa_lookahead): Update to handle tuning for
12083 (mips_sched_init): Initialize data for Loongson scheduling.
12084 (mips_ls2_variable_issue): New static function.
12085 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12087 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12088 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12089 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12090 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12091 Handle ST Loongson 2E/2F cores.
12092 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12094 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12096 * omp-low.c (extract_omp_for_data): Fix comment typo.
12099 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12101 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12102 FIXME note about gcc/config.guess.
12103 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12104 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12105 * doc/cppopts.texi: Likewise.
12106 * doc/extend.texi: Likewise.
12107 * doc/gcc.texi: Likewise.
12108 * doc/gccint.texi: Likewise.
12109 * doc/gcov.texi: Likewise.
12110 * doc/gty.texi: Likewise.
12111 * doc/hostconfig.texi: Likewise.
12112 * doc/install.texi: Likewise.
12113 * doc/invoke.texi: Likewise.
12114 * doc/loop.texi: Likewise.
12115 * doc/makefile.texi: Likewise.
12116 * doc/md.texi: Likewise.
12117 * doc/passes.texi: Likewise.
12118 * doc/tm.texi: Likewise.
12119 * doc/tree-ssa.texi: Likewise.
12120 * doc/trouble.texi: Likewise.
12122 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12123 Nathan Sidwell <nathan@codesourcery.com>
12124 Maxim Kuvyrkov <maxim@codesourcery.com>
12125 Richard Sandiford <rdsandiford@googlemail.com>
12127 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12128 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12129 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12131 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12132 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12133 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12135 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12136 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12137 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12138 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12139 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12140 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12141 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12142 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12143 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12144 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12145 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12146 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12147 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12148 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12149 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12150 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12151 (mips_builtins): Add Loongson builtins.
12152 (mips_loongson_2ef_bdesc): New.
12153 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12154 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12155 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12156 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12158 (mips_expand_vector_init): New.
12159 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12160 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12162 * config/mips/mips.md: Add unspec numbers for Loongson
12163 builtins. Include loongson.md.
12164 (MOVE64): Include Loongson vector modes.
12165 (SPLITF): Include Loongson vector modes.
12166 (HALFMODE): Handle Loongson vector modes.
12167 * config/mips/loongson.md: New.
12168 * config/mips/loongson.h: New.
12169 * config.gcc: Add loongson.h header for mips*-*-* targets.
12170 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12172 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12174 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12175 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12176 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12177 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12178 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12179 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12180 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12181 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12182 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12183 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12184 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12185 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12186 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12187 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12188 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12189 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12190 Remove use_fixproto=yes.
12191 (ia64*-*-hpux*): Remove comment about using fixproto.
12192 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12194 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12196 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12198 * configure: Regenerate.
12200 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12202 PR middle-end/36520
12203 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12204 before evaluating it.
12206 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12209 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12210 nested inline functions.
12211 (start_decl, start_function): Don't invert DECL_EXTERNAL
12212 for nested inline functions.
12214 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12216 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12217 splits that must be made for correctness.
12219 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12221 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12222 (AVAIL_NON_MIPS16): Likewise.
12223 (mips_builtin_description): Replace target_flags with a predicate.
12224 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12225 (dspr2_32): New availability predicates.
12226 (MIPS_BUILTIN): New macro.
12227 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12228 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12229 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12230 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12231 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12232 (mips_dsp_32only_bdesc): Merge into...
12233 (mips_builtins): ...this new array.
12234 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12235 (mips_init_builtins): Update after above changes.
12236 (mips_expand_builtin_1): Merge into...
12237 (mips_expand_builtin): ...here and update after above changes.
12239 2008-06-12 Paul Brook <paul@codesourcery.com>
12241 * longlong.h (__arm__): Define count_leading_zeros.
12242 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12243 (clzsi2, clzdi2): New functions.
12244 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12245 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12246 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12247 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12248 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12249 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12250 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12251 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12252 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12253 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12255 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12257 * config/m68k/m68k.c (m68k_tune_flags): New.
12258 (override_options): Compute m68k_tune_flags.
12259 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12260 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12262 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12264 PR middle-end/36506
12265 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12267 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12269 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12270 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12272 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12274 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12275 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12277 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12279 PR middle-end/36506
12280 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12283 2008-06-12 Richard Guenther <rguenther@suse.de>
12285 PR tree-optimization/36345
12286 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12287 add memory_tag_needed flag.
12288 (may_alias_p): Declare.
12289 * tree-ssa-alias.c (may_alias_p): Export.
12290 (set_initial_properties): Use memory_tag_needed flag.
12291 (update_reference_counts): Likewise.
12292 (reset_alias_info): Reset memory_tag_needed flag.
12293 (create_name_tags): Check memory_tag_needed flag.
12294 (dump_points_to_info_for): Dump it.
12295 * tree-ssa-structalias.c (struct variable_info): Remove
12296 directly_dereferenced flag.
12297 (new_var_info): Do not initialize it.
12298 (process_constraint_1): Do not set it.
12299 (update_alias_info): Set is_dereferenced flag.
12300 (set_uids_in_ptset): Use may_alias_p.
12301 (set_used_smts): Check memory_tag_needed flag.
12302 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12303 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12304 memory_tag_needed flag.
12305 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12306 from broken design.
12308 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12310 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12311 red zone for w64 abi.
12312 (ix86_expand_prologue): Likewise.
12313 (ix86_force_to_memory): Likewise.
12314 (ix86_free_from_memory): Likewise.
12316 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12319 * config/rs6000/rs6000.c (rs6000_override_options): Set
12320 rs6000_isel conditionally to the absence of comand line override.
12321 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12322 Remove duplicate rs6000_isel setting.
12323 * config/rs6000/eabispe.h: Ditto.
12325 2008-06-11 Richard Guenther <rguenther@suse.de>
12327 * alias.c (get_alias_set): Use the element alias-set for arrays.
12328 (record_component_aliases): For arrays and vectors do nothing.
12329 * c-common.c (strict_aliasing_warning): Handle the cases
12330 of alias set zero explicitly.
12331 * Makefile.in (dfp.o-warn): Add -Wno-error.
12333 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12335 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12337 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12338 tune_32 tune_64 to supported_defaults. Allow values not
12339 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12340 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12341 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12342 with_cpu_64 to generic for 64-bit-supporting configurations, not
12343 with_cpu. Remove FIXMEs.
12344 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12345 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12346 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12347 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12348 arch_32 and arch_64.
12350 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12351 Olivier Hainque <hainque@adacore.com>
12353 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12354 Use DECL_SIZE_UNIT to retrieve the size of the field.
12356 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12358 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12359 with function calls after declarations. Lay out
12360 neon_float_type_node before further use.
12362 2008-06-11 Richard Guenther <rguenther@suse.de>
12364 * tree-flow.h (may_point_to_global_var): Declare.
12365 * tree-ssa-alias.c (may_point_to_global_var): New function.
12366 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12368 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12370 * configure.ac: Teach that fido supports .debug_line.
12371 * configure: Regenerate.
12373 2008-06-10 Tom Tromey <tromey@redhat.com>
12375 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12378 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12380 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12381 (encode_decimal64, decode_decimal64, encode_decimal128,
12382 decode_decimal128): Reverse order of 32-bit parts of value if host
12383 and target endianness differ.
12385 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12387 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12388 Avoid division by 0.
12389 (tree_mod_pow2_value_transform): Likewise.
12390 (tree_ic_transform): Likewise.
12391 (tree_stringops_transform): Likewise.
12392 (tree_mod_subtract_transform): Likewise.
12393 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12394 (copy_edges_for_bb): Likewise.
12395 (initialize_cfun): Likewise.
12397 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12399 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12400 nonmemory_operand. Add "N" operand constraint.
12402 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12403 (*jcc_btsi_mask): Ditto.
12404 (*jcc_btsi_mask_1): Ditto.
12406 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12408 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12409 TYPE_CANONICAL for copied element type.
12411 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12414 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12415 Add m_CORE2 and m_GENERIC.
12416 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12417 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12419 (*jcc_btdi_rex64): New instruction and split pattern.
12420 (*jcc_btsi): Ditto.
12421 (*jcc_btsi_1): Ditto.
12422 (*btsq): Fix Intel asm dialect operand order.
12426 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12428 PR middle-end/36447
12429 * simplify-rtx.c (simplify_subreg): Add check for shift count
12432 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12434 * doc/md.texi: Synchronize with later constraints.md change.
12435 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12436 with a C implementation.
12437 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12439 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12440 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12441 when moving to and from MD_REGNUM.
12442 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12443 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12444 Handle byte and halfword moves.
12445 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12447 * config/mips/constraints.md (h): Turn into NO_REGS.
12448 (l, x): Update documentation.
12449 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12450 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12451 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12452 (HILO): New mode iterator.
12454 (any_div): New code iterator.
12455 (u): Extend code attribute to div and udiv.
12456 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12457 d_operand in the splitters. Remove redundant CONST_INT checks.
12458 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12459 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12460 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12461 accordingly, using normal moves instead of unspecs to move LO into
12462 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12463 (<u>mulsidi3): Handle expansion in C code.
12464 (<u>mulsidi3_32bit_internal): Rename to...
12465 (<u>mulsidi3_32bit): ...this.
12466 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12467 (*<u>mulsidi3_64bit): Rename to...
12468 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12469 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12470 to set LO and HI to the multiplication result. Use a normal move
12471 for MFLO and an unspec for MFHI.
12472 (*<u>mulsidi3_64bit_parts): Replace with...
12473 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12474 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12475 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12476 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12477 instead of HI. Split the instruction into a separate multiplication
12478 and MFHI if !TARGET_FIX_R4000.
12479 (<su>muldi3_highpart): Likewise.
12480 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12481 and the "=h" clobber.
12482 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12483 (<u>mulditi3): New expander.
12484 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12485 (madsi): Remove "=h" clobber.
12486 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12487 Force the modulus result to be a GPR and split the instruction into
12488 a division followed by an MFHI after reload.
12489 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12490 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12491 the MIPS16 HIGH define_split.
12492 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12493 of acc<->gpr moves to "multi".
12494 (*movdi_64bit): Replace the single "x" alternative with
12495 alternatives for moving into and out of "a".
12496 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12497 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12498 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12499 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12500 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12501 (movti): New expander.
12502 (*movti, *movti_mips16): New insns.
12503 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12504 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12505 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12506 * config/mips/predicates.md (fpr_operand): Delete.
12507 (d_operand): New predicate.
12509 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12511 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12512 failure on some Bourne shells.
12513 (x86_64-*-*): Ditto.
12515 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12517 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12519 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12521 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12522 (sparc-sun-solaris2*): Likewise.
12524 2008-06-09 Arnaud Charlet <charlet@adacore.com
12526 * doc/install.texi: Update requirements to build the Ada compiler.
12528 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12530 * df-scan.c (struct df_scan_problem_data): Remove the
12531 mw_link_pool alloc pool.
12532 (df_scan_free_internal): Don't free it.
12533 (df_scan_alloc): Don't allocate it.
12534 * df.h (struct df_link): Update comment.
12536 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12538 * except.h: Correct checks for when SJLJ exceptions must be used.
12540 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12542 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12545 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12547 PR tree-optimization/36218
12548 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12549 configure for the build system.
12550 (BUILD_LDFLAGS): Define.
12551 * configure: Regenerate.
12552 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12554 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12557 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12558 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12559 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12561 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12563 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12565 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12567 * config.gcc (Obsolete configurations): Remove list of
12569 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12570 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12571 targets matched by those patterns.
12572 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12573 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12574 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12575 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12576 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12577 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12578 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12579 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12580 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12581 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12582 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12583 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12584 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12585 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12586 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12587 Make code for Solaris 7 and greater unconditional for Solaris.
12588 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12589 Remove --with-* handling.
12590 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12591 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12592 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12593 LINK_OS_WINDISS_SPEC): Remove.
12594 * config/rs6000/sysv4.opt (mwindiss): Remove.
12595 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12596 * configure: Regenerate.
12597 * doc/cpp.texi: Don't mention BeOS.
12598 * doc/extend.texi (interrupt): Don't mention MS1.
12599 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12600 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12601 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12602 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12603 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12605 * doc/invoke.texi (MT Options): Remove.
12606 (-mwindiss): Remove.
12607 (CRIS Options): Remove cris-axis-aout references.
12608 (HPPA Options): Don't mention hppa1.1-*-pro.
12609 * doc/md.texi: (MorphoTech family): Remove.
12610 * libgcc2.c: Don't handle UWIN.
12611 * config/alpha/t-unicosmk: Remove.
12612 * config/alpha/unicosmk.h: Remove.
12613 * config/arm/kaos-arm.h: Remove.
12614 * config/arm/kaos-strongarm.h: Remove.
12615 * config/arm/strongarm-coff.h: Remove.
12616 * config/arm/strongarm-elf.h: Remove.
12617 * config/arm/strongarm-pe.h: Remove.
12618 * config/arm/t-strongarm-pe: Remove.
12619 * config/arm/t-xscale-coff: Remove.
12620 * config/arm/t-xscale-elf: Remove.
12621 * config/arm/xscale-coff.h: Remove.
12622 * config/arm/xscale-elf.h: Remove.
12623 * config/chorus.h: Remove.
12624 * config/cris/aout.h: Remove.
12625 * config/cris/aout.opt: Remove.
12626 * config/cris/t-aout: Remove.
12627 * config/i386/beos-elf.h: Remove.
12628 * config/i386/kaos-i386.h: Remove.
12629 * config/i386/ptx4-i.h: Remove.
12630 * config/i386/sco5.h: Remove.
12631 * config/i386/sco5.opt: Remove.
12632 * config/i386/sysv4-cpp.h: Remove.
12633 * config/i386/sysv5.h: Remove.
12634 * config/i386/t-beos: Remove.
12635 * config/i386/t-sco5: Remove.
12636 * config/i386/t-uwin: Remove.
12637 * config/i386/uwin.asm: Remove.
12638 * config/i386/uwin.h: Remove.
12639 * config/kaos.h: Remove.
12640 * config/mips/windiss.h: Remove.
12641 * config/mt: Remove directory.
12642 * config/pa/pa-osf.h: Remove.
12643 * config/pa/pa-pro-end.h: Remove.
12644 * config/pa/t-pro: Remove.
12645 * config/ptx4.h: Remove.
12646 * config/rs6000/beos.h: Remove.
12647 * config/rs6000/kaos-ppc.h: Remove.
12648 * config/rs6000/t-beos: Remove.
12649 * config/rs6000/windiss.h: Remove.
12650 * config/sh/kaos-sh.h: Remove.
12651 * config/sol2-6.h: Remove.
12652 * config/sparc/sol26-sld.h: Remove.
12653 * config/sparc/sysv4-only.h: Remove.
12654 * config/vax/bsd.h: Remove.
12655 * config/vax/t-memfuncs: Remove.
12656 * config/vax/ultrix.h: Remove.
12657 * config/vax/vaxv.h: Remove.
12658 * config/windiss.h: Remove.
12660 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12662 PR rtl-optimization/36438
12663 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12664 for vector shifts with constant scalar shift operands.
12666 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12668 * doc/invoke.texi: Document -march=xlr.
12669 * config/mips/xlr.md: New file.
12670 * config/mips/mips.md: Include it.
12672 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12673 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12674 (mips_rtx_cost_data): Likewise.
12676 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12678 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12679 PRE_INC and PRE_DEC cases.
12681 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12683 PR rtl-optimization/36419
12684 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12685 the emitting jump insn.
12688 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12689 is not bool, boolify the whole *expr_p and convert to the desired type.
12691 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12693 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12694 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12695 Add omp_private_outer_ref hook, add another argument to
12696 omp_clause_default_ctor hook.
12697 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12698 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12699 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12700 hook_tree_tree_tree_tree_null.
12701 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12702 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12703 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12704 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12705 * tree.def (OMP_TASK): New tree code.
12706 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12707 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12708 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12709 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12710 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12711 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12712 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12713 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12714 (OMP_DIRECTIVE_P): Add OMP_TASK.
12715 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12716 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12717 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12718 and OMP_CLAUSE_UNTIED entries.
12719 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12721 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12722 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12723 * tree-pretty-print.c (dump_omp_clause): Handle
12724 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12725 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12726 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12727 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12728 warning about unsigned iterators. Change decl/init/cond/incr
12729 arguments to TREE_VECs, check arguments for all collapsed loops.
12730 (c_finish_omp_taskwait): New function.
12731 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12733 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12734 default_function_array_conversion on init. Add par_clauses argument.
12735 If decl is present in parallel's lastprivate clause, change it to
12736 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12737 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12738 collapse count in clauses.
12739 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12740 c_parser_omp_for_loop callers.
12741 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12742 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12743 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12744 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12746 (c_parser_omp_clause_schedule): Handle schedule(auto).
12747 Include correct location in the error message.
12748 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12749 and PRAGMA_OMP_CLAUSE_UNTIED.
12750 (OMP_TASK_CLAUSE_MASK): Define.
12751 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12752 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12753 * tree-nested.c (convert_nonlocal_omp_clauses,
12754 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12755 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12756 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12757 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12759 (conver_nonlocal_reference, convert_local_reference,
12760 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12761 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12762 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12763 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12764 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12765 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12766 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12767 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12768 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12770 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12771 * c-common.h (c_finish_omp_taskwait): New prototype.
12772 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12773 * tree-parloops.c (create_parallel_loop): Create 1 entry
12774 vectors for OMP_FOR_{INIT,COND,INCR}.
12775 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12776 (make_edges): Handle OMP_TASK.
12777 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12778 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12779 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12780 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12781 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12782 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12783 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12784 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12785 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12786 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12787 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12788 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12789 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12790 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12791 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12792 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12793 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12794 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12795 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12796 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12797 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12798 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12799 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12800 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12801 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12802 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12803 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12804 original iterator is present in lastprivate clause or if
12805 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12806 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12807 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12808 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12809 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12810 if it is set, lookup var in outer contexts too. Handle
12811 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12812 to be implicitly determined firstprivate for task regions.
12813 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12814 if it is set, lookup var in outer contexts too. Set
12815 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12816 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12817 OMP_CLAUSE_UNTIED. Take region_type as last argument
12818 instead of in_parallel and in_combined_parallel.
12819 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12821 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12822 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12823 (new_omp_context): Set default_kind to
12824 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12825 (omp_region_type): New enum.
12826 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12827 fields, add region_type.
12828 (new_omp_context): Take region_type as argument instead of is_parallel
12829 and is_combined_parallel.
12830 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12831 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12832 ctx->is_combined_parallel checks.
12833 (gimplify_omp_task): New function.
12834 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12836 * omp-low.c (extract_omp_for_data): Use schedule(static)
12837 for schedule(auto). Handle pointer and unsigned iterators.
12838 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12839 Add loops argument. Extract data for collapsed OMP_FOR loops.
12840 (expand_parallel_call): Assert sched_kind isn't auto,
12841 map runtime schedule to index 3.
12842 (struct omp_for_data_loop): New type.
12843 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12844 Add loop, loops, collapse and iter_type fields.
12845 (workshare_safe_to_combine_p): Disallow combined for if
12846 iter_type is unsigned long long. Don't combine collapse > 1 loops
12847 unless all bounds and steps are constant. Adjust extract_omp_for_data
12849 (expand_omp_for_generic): Handle pointer, unsigned and long long
12850 iterators. Handle collapsed OMP_FOR loops. Adjust
12851 for struct omp_for_data changes. If libgomp function doesn't return
12852 boolean_type_node, add comparison of the return value with 0.
12853 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12854 pointer, unsigned and long long iterators. Adjust for struct
12855 omp_for_data changes.
12856 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12857 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12858 unsigned long long. Allocate loops array, pass it to
12859 extract_omp_for_data. For collapse > 1 loops use always
12860 expand_omp_for_generic.
12861 (omp_context): Add sfield_map and srecord_type fields.
12862 (is_task_ctx, lookup_sfield): New functions.
12863 (use_pointer_for_field): Use is_task_ctx helper. Change first
12864 argument's type from const_tree to tree. Clarify comment.
12865 In OMP_TASK disallow copy-in/out sharing.
12866 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12867 (install_var_field): Add mask argument. Populate both record_type
12868 and srecord_type if needed.
12869 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12871 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12872 and DECL_FIELD_OFFSET.
12873 (scan_sharing_clauses): Adjust install_var_field callers. For
12874 firstprivate clauses on explicit tasks allocate the var by value in
12875 record_type unconditionally, rather than by reference.
12876 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12877 Use is_taskreg_ctx instead of is_parallel_ctx.
12878 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12879 (create_omp_child_function_name): Add task_copy argument, use
12880 *_omp_cpyfn* names if it is true.
12881 (create_omp_child_function): Add task_copy argument, if true create
12882 *_omp_cpyfn* helper function.
12883 (scan_omp_parallel): Adjust create_omp_child_function callers.
12884 Rename parallel_nesting_level to taskreg_nesting_level.
12885 (scan_omp_task): New function.
12886 (lower_rec_input_clauses): Don't run constructors for firstprivate
12887 explicit task vars which are initialized by *_omp_cpyfn*.
12888 Pass outer var ref to omp_clause_default_ctor hook if
12889 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12890 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12891 OMP_CLAUSE_REDUCTION_INIT.
12892 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12893 avoid duplicate setting of fields. Handle
12894 OMP_CLAUSE_PRIVATE_OUTER_REF.
12895 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12896 copy-out if TREE_READONLY, only copy-in.
12897 (expand_task_copyfn): New function.
12898 (expand_task_call): New function.
12899 (struct omp_taskcopy_context): New type.
12900 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12902 (lower_omp_parallel): Rename to...
12903 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12904 Call create_task_copyfn if srecord_type is needed. Adjust
12906 (task_shared_vars): New variable.
12907 (check_omp_nesting_restrictions): Warn if work-sharing,
12908 barrier, master or ordered region is closely nested inside OMP_TASK.
12909 Add warnings for barrier if closely nested inside of work-sharing,
12910 ordered, or master region.
12911 (scan_omp_1): Call check_omp_nesting_restrictions even for
12912 GOMP_barrier calls. Rename parallel_nesting_level to
12913 taskreg_nesting_level. Handle OMP_TASK.
12914 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12915 work-sharing construct, continue looking for them on parent parallel
12917 (lower_omp_for_lastprivate): Add lastprivate clauses
12918 to the beginning of dlist rather than end. Adjust for struct
12919 omp_for_data changes.
12920 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12921 not after it. Handle collapsed OMP_FOR loops, adjust for
12922 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12923 (get_ws_args_for): Adjust extract_omp_for_data caller.
12924 (scan_omp_for): Handle collapsed OMP_FOR
12925 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12926 (lower_omp_single_simple): If libgomp function doesn't return
12927 boolean_type_node, add comparison of the return value with 0.
12928 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12929 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12930 (parallel_nesting_level): Rename to...
12931 (taskreg_nesting_level): ... this.
12932 (is_taskreg_ctx): New function.
12933 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12934 of is_parallel_ctx.
12935 (execute_lower_omp): Rename parallel_nesting_level to
12936 taskreg_nesting_level.
12937 (expand_omp_parallel): Rename to...
12938 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12939 Call omp_task_call for OMP_TASK regions.
12940 (expand_omp): Adjust caller, handle OMP_TASK.
12941 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12943 * bitmap.c (bitmap_default_obstack_depth): New variable.
12944 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12945 if argument is NULL and bitmap_default_obstack is already initialized.
12946 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12948 * matrix-reorg.c (matrix_reorg): Likewise.
12950 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12952 * config/i386/i386.md (*indirect_jump): Macroize using P
12953 mode iterator. Remove !TARGET_64BIT from insn constraints.
12954 (*tablejump_1): Ditto.
12955 (*indirect_jump_rex64): Remove insn pattern.
12956 (*tablejump_1_rex64): Ditto.
12957 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12958 and eh_return_si insn patterns.
12960 2008-06-06 Richard Guenther <rguenther@suse.de>
12962 * tree-ssa-structalias.c (merge_smts_into): Remove.
12963 (find_what_p_points_to): Do not bother to compute the
12964 points-to set for pt_anything pointers.
12965 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12966 for pt_anything pointers is ok.
12968 2008-06-06 Jan Hubicka <jh@suse.cz>
12970 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12972 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12974 * cgraph.c: Fix typos in comments.
12975 (cgraph_availability_names): Fix string typo.
12976 * fold-const.c: Fix typos in comments.
12977 (fold_binary): Fix typo in warning.
12978 * genautomata.c: Fix typos in comments.
12979 (check_presence_pattern_sets): Fix typo in local variable.
12980 (output_description): Fix typo in output.
12981 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12982 * hwint.h: Likewise.
12983 * matrix-reorg.c (check_allocation_function): Likewise.
12984 * omega.c (smooth_weird_equations): Likewise.
12985 * auto-inc-dec.c: Fix typos in comments.
12986 * bb-reorder.c: Likewise.
12987 * builtins.c: Likewise.
12988 * c-common.c: Likewise.
12989 * c-cppbuiltin.c: Likewise.
12990 * c-parser.c: Likewise.
12991 * c-pretty-print.c: Likewise.
12992 * cfgcleanup.c: Likewise.
12993 * cfgexpand.c: Likewise.
12994 * cfghooks.c: Likewise.
12995 * cfglayout.c: Likewise.
12996 * cfgloopmanip.c: Likewise.
12997 * cgraphunit.c: Likewise.
12998 * coverage.c: Likewise.
12999 * dbxout.c: Likewise.
13000 * df-byte-scan.c: Likewise.
13001 * df-core.c: Likewise.
13002 * df-problems.c: Likewise.
13003 * df-scan.c: Likewise.
13005 * dominance.c: Likewise.
13006 * domwalk.c: Likewise.
13008 * dwarf2out.c: Likewise.
13009 * emit-rtl.c: Likewise.
13010 * et-forest.c: Likewise.
13011 * function.c: Likewise.
13012 * function.h: Likewise.
13014 * gcov-io.c: Likewise.
13015 * gcov.c: Likewise.
13016 * gcse.c: Likewise.
13017 * genattrtab.c: Likewise.
13018 * ggc-page.c: Likewise.
13019 * gimplify.c: Likewise.
13020 * gthr-lynx.h: Likewise.
13021 * haifa-sched.c: Likewise.
13022 * ipa-cp.c: Likewise.
13023 * ipa-inline.c: Likewise.
13024 * ipa-prop.h: Likewise.
13025 * ipa-pure-const.c: Likewise.
13026 * ipa-struct-reorg.c: Likewise.
13027 * ipa-struct-reorg.h: Likewise.
13028 * ipa-type-escape.c: Likewise.
13030 * loop-doloop.c: Likewise.
13031 * mips-tfile.c: Likewise.
13032 * mkmap-flat.awk: Likewise.
13033 * mkmap-symver.awk: Likewise.
13034 * modulo-sched.c: Likewise.
13035 * omp-low.c: Likewise.
13036 * optabs.c: Likewise.
13037 * optabs.h: Likewise.
13038 * opts.c: Likewise.
13039 * passes.c: Likewise.
13040 * postreload-gcse.c: Likewise.
13041 * postreload.c: Likewise.
13042 * predict.c: Likewise.
13043 * pretty-print.h: Likewise.
13044 * profile.c: Likewise.
13045 * protoize.c: Likewise.
13046 * ra-conflict.c: Likewise.
13047 * real.c: Likewise.
13048 * recog.c: Likewise.
13049 * regclass.c: Likewise.
13050 * regs.h: Likewise.
13051 * reload.c: Likewise.
13052 * rtl-error.c: Likewise.
13053 * rtlanal.c: Likewise.
13054 * scan.h: Likewise.
13055 * sched-rgn.c: Likewise.
13057 * stmt.c: Likewise.
13058 * target.h: Likewise.
13059 * tree-dfa.c: Likewise.
13060 * tree-eh.c: Likewise.
13061 * tree-flow-inline.h: Likewise.
13062 * tree-inline.c: Likewise.
13063 * tree-into-ssa.c: Likewise.
13064 * tree-loop-distribution.c: Likewise.
13065 * tree-nested.c: Likewise.
13066 * tree-parloops.c: Likewise.
13067 * tree-pass.h: Likewise.
13068 * tree-pretty-print.c: Likewise.
13069 * tree-profile.c: Likewise.
13070 * tree-scalar-evolution.c: Likewise.
13071 * tree-sra.c: Likewise.
13072 * tree-ssa-alias-warnings.c: Likewise.
13073 * tree-ssa-ccp.c: Likewise.
13074 * tree-ssa-coalesce.c: Likewise.
13075 * tree-ssa-dom.c: Likewise.
13076 * tree-ssa-dse.c: Likewise.
13077 * tree-ssa-forwprop.c: Likewise.
13078 * tree-ssa-live.c: Likewise.
13079 * tree-ssa-live.h: Likewise.
13080 * tree-ssa-loop-im.c: Likewise.
13081 * tree-ssa-loop-ivopts.c: Likewise.
13082 * tree-ssa-loop-niter.c: Likewise.
13083 * tree-ssa-loop-prefetch.c: Likewise.
13084 * tree-ssa-phiopt.c: Likewise.
13085 * tree-ssa-phiprop.c: Likewise.
13086 * tree-ssa-sccvn.c: Likewise.
13087 * tree-ssa-ter.c: Likewise.
13088 * tree-ssa-threadupdate.c: Likewise.
13089 * tree-ssa.c: Likewise.
13090 * tree-vect-analyze.c: Likewise.
13091 * tree-vect-transform.c: Likewise.
13092 * tree-vectorizer.c: Likewise.
13093 * tree-vn.c: Likewise.
13094 * tree-vrp.c: Likewise.
13095 * tree.c: Likewise.
13096 * tree.def: Likewise.
13097 * tree.h: Likewise.
13098 * unwind-dw2-fde.c: Likewise.
13099 * unwind.inc: Likewise.
13100 * value-prof.c: Likewise.
13101 * vmsdbgout.c: Likewise.
13103 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13105 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13106 always place FP constants in the TOC for TARGET_POWERPC64.
13107 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13109 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13111 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13112 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13113 enable for TARGET_E500_DOUBLE.
13114 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13115 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13116 floating-point modes like integer modes for E500 double.
13117 (rs6000_legitimate_offset_address_p): Likewise.
13118 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13119 addressing for DDmode for E500 double.
13120 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13121 modes as using 64-bits of registers for E500 double.
13122 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13123 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13124 specially for E500 double.
13125 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13126 TDmode for E500 double.
13127 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13128 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13129 (rs6000_split_multireg_move): Do not handle TDmode specially for
13131 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13132 using 64-bit registers for E500 double.
13133 (emit_frame_save): Do not handle DDmode specially for E500 double.
13134 (gen_frame_mem_offset): Likewise.
13135 (rs6000_function_value): Do not call spe_build_register_parallel
13136 for DDmode or TDmode.
13137 (rs6000_libcall_value): Likewise.
13138 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13139 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13142 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13144 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13147 2008-06-04 Junjie Gu <jgu@tensilica.com>
13149 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13150 comparison for frame pointers.
13152 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13155 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13157 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13160 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13161 register is already smaller or equal to required mode.
13163 2008-06-04 Xinliang David Li <davidxl@google.com>
13165 * tree-call-cdce.c: New file.
13166 (cond_dead_built_in_calls): New static variable.
13167 (input_domain): New struct.
13168 (check_pow): New function.
13169 (check_builtin_call): Ditto.
13170 (check_target_format): Ditto.
13171 (is_call_dce_candidate): Ditto.
13172 (gen_one_condition): Ditto.
13173 (gen_conditions_for_domain): Ditto.
13174 (get_domain): Ditto.
13175 (gen_conditions_for_pow_cst_base): Ditto.
13176 (gen_conditions_for_pow_int_base): Ditto.
13177 (gen_conditions_for_pow): Ditto.
13178 (get_no_error_domain): Ditto.
13179 (gen_shrink_wrap_conditions): Ditto.
13180 (shrink_wrap_one_built_in_call): Ditto.
13181 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13182 (tree_call_cdce): Ditto.
13183 (gate_call_cdce): Ditto.
13184 (pass_call_cdce): New gimple pass.
13185 * passes.c: (init_optimization_passes): New pass.
13186 * tree-pass.h: New pass declaration.
13187 * opts.c (decode_options): New flag setting.
13188 * common.opt: Add -ftree-builtin-call-dce flag.
13189 * Makefile.in: Add new source file.
13190 * tempvar.def: New tv_id.
13191 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13193 2008-06-04 Richard Guenther <rguenther@suse.de>
13195 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13196 (is_call_clobbered): Always check var_ann->call_clobbered.
13197 (mark_call_clobbered): Always set var_ann->call_clobbered.
13198 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13199 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13200 (reset_alias_info): Clear call clobbering info on MTAGs and
13202 (set_pt_anything): Set pt_global_mem.
13203 (create_tag_raw): Adjust comment.
13204 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13206 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13207 Maxim Kuvyrkov <maxim@codesourcery.com>
13209 * config/m68k/m68k.opt (mxgot): New option.
13210 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13211 (m68k_output_addr_const_extra): New.
13212 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13213 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13214 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13215 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13217 2008-06-04 Richard Guenther <rguenther@suse.de>
13219 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13220 negative or non-representable offsets.
13222 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13224 * config/i386/i386.c (ix86_gen_leave): New.
13225 (ix86_gen_pop1): Likewise.
13226 (ix86_gen_add3): Likewise.
13227 (ix86_gen_sub3): Likewise.
13228 (ix86_gen_sub3_carry): Likewise.
13229 (ix86_gen_one_cmpl2): Likewise.
13230 (ix86_gen_monitor): Likewise.
13231 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13232 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13233 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13234 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13235 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13236 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13237 (ix86_expand_epilogue): Updated.
13238 (print_operand): Handle integer register operand for 'z'.
13239 (ix86_expand_strlensi_unroll_1): Likewise.
13240 (ix86_expand_strlen): Likewise.
13241 (ix86_expand_builtin): Likewise.
13242 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13243 mov{q}/mov{l} and add{q}/add{l}.
13245 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13247 * config/i386/i386.md (P): New mode iterator.
13248 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13249 using P mode iterator.
13250 (DFmode push_operand splitter): Ditto.
13251 (XFmode push_operand splitter): Ditto.
13252 (DFmode float_extend SFmode push_operand splitter): Ditto.
13253 (XFmode float_extend SFmode push_operand splitter): Do not generate
13254 SImode pushes for 64bit target. Macroize Dimode and SImode
13255 pushes using P mode iterator.
13256 (XFmode float_extend DFmode push_operand splitter): Ditto.
13258 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13260 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13261 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13262 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13263 return type to int.
13264 (ix86_call_abi_override): Remove check for call_used_regs.
13266 2008-06-03 Richard Guenther <rguenther@suse.de>
13268 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13269 for the lhs of calls if the return type contains pointers.
13271 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13273 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13274 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13275 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13276 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13277 of cfun and DEFAULT_ABI to deceide abi mode.
13278 (DEFAULT_ABI): New.
13279 (REG_PARM_STACK_SPACE): Removed.
13280 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13281 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13282 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13283 (ix86_function_abi): Likewise.
13284 (ix86_function_type_abi): Likewise.
13285 (ix86_call_abi_override): Likewise.
13286 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13287 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13288 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13289 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13291 (X86_64_REGPARM_MAX): New.
13292 (X86_64_SSE_REGPARM_MAX): New.
13293 (X64_REGPARM_MAX): New.
13294 (X64_SSE_REGPARM_MAX): New.
13295 (X86_32_REGPARM_MAX): New.
13296 (X86_32_SSE_REGPARM_MAX): New.
13297 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13298 (ix86_function_regparm): Handle user calling abi.
13299 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13300 by DEFAULT_ABI versus SYSV_ABI check.
13301 (ix86_reg_parm_stack_space): New.
13302 (ix86_function_type_abi): New.
13303 (ix86_call_abi_override): New.
13304 (ix86_function_abi): New.
13305 (ix86_cfun_abi): New.
13306 (init_cumulative_args): Call abi specific initialization.
13307 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13308 (function_arg_64): Extend SSE_REGPARM_MAX check.
13309 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13310 (ix86_pass_by_reference): Likewise.
13311 (ix86_function_value_regno_p): Likewise.
13312 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13313 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13314 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13315 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13316 (setup_incoming_varargs_64): Adjust regparm for call abi.
13317 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13318 (ix86_va_start): Likewise.
13319 (ix86_gimplify_va_arg): Likewise.
13320 (ix86_expand_prologue): Likewise.
13321 (output_pic_addr_const): Likewise.
13322 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13323 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13324 (x86_output_mi_thunk): Likewise.
13325 (x86_function_profiler): Likewise.
13326 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13327 (SYSV_ABI, MS_ABI): New constants.
13328 (DEFAULT_ABI): New.
13329 (init_regs): Add prototype of function in regclass.c file.
13330 (OVERRIDE_ABI_FORMAT): New.
13331 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13332 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13333 (OUTGOING_REG_PARM_STACK_SPACE): New.
13334 (ix86_reg_parm_stack_space): New prototype.
13335 (CUMULATIVE_ARGS): Add call_abi member.
13336 (machine_function): Add call_abi member.
13337 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13338 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13340 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13343 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13344 (avr_builtin_setjmp_frame_value): New function.
13345 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13346 (nonlocal_goto): Define.
13348 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13350 * config/mips/mips.c (mips_emit_loadgp): Return early if
13351 there is nothing do to, otherwise emit a blockage if
13352 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13353 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13355 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13357 * configure.ac: Drop unneeded backslash ending up in config.in.
13358 * acinclude.m4: Likewise.
13359 * config.in: Regenerate.
13361 2008-05-26 Jan Hubicka <jh@suse.cz>
13363 * predict.c (maybe_hot_frequency_p): Break out of...
13364 (maybe_hot_bb_p): ... here.
13365 (maybe_hot_edge_p): New.
13366 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13367 * basic-block.h (maybe_hot_edge_p): Declare.
13369 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13371 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13372 (*cmpfp_<mode>_cc): Ditto.
13373 (*fp_jcc_8<mode>_387): Ditto.
13374 (*fop_<MODEF:mode>_2_i387): Ditto.
13375 (*fop_<MODEF:mode>_3_i387): Ditto.
13376 (*fop_xf_2_i387): Ditto.
13377 (*fop_xf_3_i387): Ditto.
13379 2008-06-02 Tomas Bily <tbily@suse.cz>
13381 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13383 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13385 * config/mips/mips.c (mips_valid_offset_p): New function.
13386 (mips_valid_lo_sum_p): Likewise.
13387 (mips_classify_address): Use them.
13388 (mips_force_address): New function.
13389 (mips_legitimize_address): Use it.
13390 * config/mips/mips.md (MOVE128): New mode iterator.
13391 (movtf): Require TARGET_64BIT. Remove empty strings.
13392 (*movtf_internal): Rename to...
13393 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13394 of "R" and use {,fp}{load,store} attributes instead of "multi".
13395 Use a separate define_split.
13396 (*movtf_mips16): New pattern.
13398 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13400 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13401 * config/mips/mips.c (mips_expand_before_return): New function.
13402 (mips_expand_epilogue): Call it.
13403 * config/mips/mips.md (return): Turn into a define_expand.
13404 (*return): New insn.
13406 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13408 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13409 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13410 functions. Do not emit uses and clobbers of CONCATs; individually
13411 use and clobber their operands.
13412 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13413 gen_clobber, emit_use and gen_use.
13414 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13415 (expand_builtin_return): Likewise.
13416 * cfgbuild.c (count_basic_blocks): Likewise.
13417 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13418 * explow.c (emit_stack_restore): Likewise.
13419 * expmed.c (extract_bit_field_1): Likewise.
13420 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13421 (emit_move_multi_word, store_constructor): Likewise.
13422 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13423 (thread_prologue_and_epilogue_insns): Likewise.
13424 * lower-subreg.c (resolve_simple_move): Likewise.
13425 * optabs.c (widen_operand, expand_binop): Likewise.
13426 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13427 * reload.c (find_reloads): Likewise.
13428 * reload1.c (eliminate_regs_in_insn): Likewise.
13429 * stmt.c (expand_nl_goto_receiver): Likewise.
13430 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13431 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13432 * config/arm/arm.c (arm_load_pic_register): Likewise.
13433 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13434 * config/arm/arm.md (untyped_return): Likewise.
13435 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13436 * config/avr/avr.c (expand_prologue): Likewise.
13437 * config/bfin/bfin.c (do_unlink): Likewise.
13438 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13439 * config/cris/cris.c (cris_expand_prologue): Likewise.
13440 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13441 (machopic_legitimize_pic_address): Likewise.
13442 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13443 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13444 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13445 (ix86_expand_convert_uns_didf_sse): Likewise.
13446 (ix86_expand_vector_init_general): Likewise.
13447 * config/ia64/ia64.md (eh_epilogue): Likewise.
13448 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13449 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13450 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13451 (config/iq2000/iq2000.c): Likewise.
13452 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13453 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13454 (builtin_longjmp): Likewise.
13455 * config/mn10300/mn10300.md (call, call_value): Likewise.
13456 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13457 * config/pdp11/pdp11.md (abshi2): Likewise.
13458 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13459 * config/s390/s390.c (s390_emit_prologue): Likewise.
13460 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13461 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13462 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13463 * config/sh/sh.c (prepare_move_operands): Likewise.
13464 (output_stack_adjust, sh_expand_epilogue): Likewise.
13465 (sh_set_return_address, sh_expand_t_scc): Likewise.
13466 * config/sparc/sparc.c (load_pic_register): Likewise.
13467 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13468 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13469 * config/v850/v850.c (expand_epilogue): Likewise.
13471 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13473 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13474 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13475 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13476 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13477 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13478 stack pointer register.
13479 (output_movhi): Remove code for interrupt specific writing to the
13480 stack pointer register.
13482 2008-05-31 Richard Guenther <rguenther@suse.de>
13484 PR tree-optimization/34244
13485 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13486 (tree_expr_nonzero_warnv_p): Likewise.
13487 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13488 ssa_name_nonnegative_p.
13489 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13490 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13491 not tree_expr_nonzero_warnv_p.
13493 PR tree-optimization/36262
13495 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13497 PR tree-optimization/34244
13498 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13499 (record_numbers_of_iterations): New function.
13500 (execute_vrp): Cache the numbers of iterations of loops.
13501 * tree-scalar-evolution.c (scev_reset_except_niters):
13503 (scev_reset): Use scev_reset_except_niters.
13504 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13506 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13508 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13509 __WORKAROUND_RETS when appropriate.
13511 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13513 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13514 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13516 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13517 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13518 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13519 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13520 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13521 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13522 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13523 *fop_df_1_sse insn patterns using MODEF mode iterator.
13524 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13525 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13526 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13527 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13528 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13529 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13530 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13531 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13532 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13533 (*fop_xf_5_i387): Ditto.
13534 (*fop_xf_6_i387): Ditto.
13536 2008-05-30 Richard Guenther <rguenther@suse.de>
13538 * builtins.c (build_string_literal): Avoid generating
13539 a non-gimple_val result.
13541 2008-05-30 DJ Delorie <dj@redhat.com>
13543 * exec-tool.in: Use an environment variable (private) instead of a
13544 file (shared) as a semaphore, so as to not break parallel builds.
13546 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13548 * optabs.c (maybe_encapsulate_block): Remove.
13549 (emit_libcall_block): Adjust accordingly.
13550 * optabs.h (maybe_encapsulate_block): Remove prototype.
13552 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13553 Don't use maybe_encapsulate_block.
13555 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13557 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13558 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13559 rtx is a SYMBOL_REF before calling get_pool_constant.
13561 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13563 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13565 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13567 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13568 rather than OS names to choose INO_T_EQ definition.
13569 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13570 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13572 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13575 * config/darwin-f.c: New.
13576 * config/t-darwin: Added rule to build darwin-f.o.
13577 * config.gcc: Defined new variable, fortran_target_objs.
13578 (*-*-darwin*): Set fortran_target_objs.
13579 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13580 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13581 * configure: Regenerated.
13583 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13586 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13587 canonical type if needed.
13589 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13591 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13593 2008-05-29 Richard Guenther <rguenther@suse.de>
13595 PR tree-optimization/36343
13596 PR tree-optimization/36346
13597 PR tree-optimization/36347
13598 * tree-flow.h (clobber_what_p_points_to): Declare.
13599 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13600 pointed-to variable is dereferenced is irrelevant to whether
13601 the pointer can access the pointed-to variable.
13602 (clobber_what_p_points_to): New function.
13603 * tree-ssa-alias.c (set_initial_properties): Use it.
13604 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13605 call clobber check for NMTs.
13607 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13609 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13610 for printing gcov_type.
13612 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13614 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13615 and the eh region information.
13616 * value-prof.c (gimple_move_stmt_histograms): New function.
13617 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13619 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13621 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13623 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13625 * value-prof.c (tree_ic_transform): Print counts.
13626 * tree-profile.c (tree_gen_ic_func_profiler):
13627 Clear __gcov_indreict_call_callee variable to avoid misattribution
13630 2008-05-28 Rafael EspÃndola <espindola@google.com>
13632 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13635 2008-05-28 Richard Guenther <rguenther@suse.de>
13637 PR tree-optimization/36339
13638 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13639 and clobbering code out of the loop.
13641 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13643 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13646 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13647 s390_contiguous_bitmask_p, s390_symref_operand_p,
13648 s390_check_symref_alignment, s390_reload_larl_operand,
13649 s390_reload_symref_address): New functions.
13650 (s390_branch_condition_mnemonic): Support compare and branch
13652 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13653 and 'W' constraints.
13654 (s390_secondary_reload): Add secondary reloads for unaligned
13655 symbol refs or symbol refs to floating point or QI/TI mode
13657 (legitimate_address_p): Accept symbol references as addresses.
13658 (s390_expand_insv): Use rotate and insert selected bits
13659 instruction for insv when building for z10.
13660 (print_operand_address): Handle symbol ref addresses.
13661 (print_operand): Output modifier 'c' added for signed byte values.
13662 (s390_encode_section_info): Mark symbol refs with
13663 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13665 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13666 (length attribute): RRF, RRR have 4 byte length.
13667 (FPALL, INTALL): New mode iterators added.
13668 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13669 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13670 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13671 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13672 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13673 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13674 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13675 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13677 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13678 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13679 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13680 reload<INTALL:mode><P:mode>_toreg_z10,
13681 reload<FPALL:mode><P:mode>_tomem_z10,
13682 reload<FPALL:mode><P:mode>_toreg_z10,
13683 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13684 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13685 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13686 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13688 (movmem, clrmem, cmpmem): New splitters added.
13690 * config/s390/predicates.md (larl_operand): Use
13691 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13692 SYMBOL_REF_ALIGN1_P.
13693 (s390_signed_integer_comparison,
13694 s390_unsigned_integer_comparison): New predicates.
13696 * config/s390/s390-protos.h (s390_check_symref_alignment,
13697 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13698 s390_reload_symref_address,
13699 s390_compare_and_branch_condition_mask): Prototypes added.
13701 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13702 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13703 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13705 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13707 * config/s390/s390.c (z10_cost): New cost function for z10.
13708 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13709 (s390_issue_rate): Adjust issue rate for z10.
13710 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13711 (processor_flags): Add PF_Z10.
13712 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13713 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13714 * gcc/config.gcc: Add z10.
13716 2008-05-28 Richard Guenther <rguenther@suse.de>
13718 PR tree-optimization/36291
13719 * tree-flow. h (struct gimple_df): Remove var_anns member.
13720 * tree-flow-inline.h (gimple_var_anns): Remove.
13721 (var_ann): Simplify.
13722 * tree-dfa.c (create_var_ann): Simplify.
13723 (remove_referenced_var): Clear alias info from var_anns of globals.
13724 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13725 (delete_tree_ssa): Clear alias info from var_anns of globals.
13726 Do not free var_anns.
13727 (var_ann_eq): Remove.
13728 (var_ann_hash): Likewise.
13730 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13732 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13733 and loongson2f entries.
13734 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13735 * config/mips/mips.h (processor_type): Add Loongson-2E
13736 and Loongson-2F entries.
13737 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13738 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13739 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13740 * doc/invoke.texi (MIPS Options): Document loongson2e
13741 and loongson2f processor names.
13743 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13747 * config/i386/i386.c (ix86_function_arg_boundary): Use
13748 alignment of canonical type.
13749 (ix86_expand_vector_move): Check unaligned memory access for
13752 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13754 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13755 Moved to the front of file.
13757 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13758 H.J. Lu <hongjiu.lu@intel.com>
13760 * dwarf2out.c (current_fde): New.
13762 (lookup_cfa:): Likewise.
13763 (dwarf2out_end_epilogue): Likewise.
13764 (dwarf2out_note_section_used): Likewise.
13766 2008-05-27 Michael Matz <matz@suse.de>
13769 * c.opt (Wenum-compare): New warning option.
13770 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13772 2008-05-27 Michael Matz <matz@suse.de>
13774 PR middle-end/36326
13775 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13777 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13778 into memory as tail calls.
13780 2008-05-27 Richard Guenther <rguenther@suse.de>
13782 PR tree-optimization/36339
13783 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13784 pointers cause all addressable variables to be call clobbered.
13786 2008-05-27 Richard Guenther <rguenther@suse.de>
13788 PR tree-optimization/36245
13789 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13791 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13793 * config/s390/s390.md: Replace all occurences of the 'm'
13794 constraint with 'RT'.
13796 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13798 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13800 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13802 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13803 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13804 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13806 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13808 * reload.c: (find_reloads): Skip alternatives according to the
13809 "enabled" attribute. Constify the constraint variable.
13810 * recog.c (get_attr_enabled): Add default implementation.
13811 (extract_insn): Set the alternative_enabled_p array
13812 in the recog_data struct.
13813 (preprocess_constraints, constrain_operands): Skip
13814 alternatives according to the "enabled" attribute
13815 * recog.h (struct recog_data): New field alternative_enabled_p.
13816 (skip_alternative): New inline function.
13817 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13818 (record_reg_classes): Skip alternative according to the
13819 "enabled" attribute.
13821 * doc/md.texi: Add documention for the "enabled" attribute.
13823 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13825 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13826 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13827 constraint with TARGET_MEM_CONSTRAINT.
13828 * recog.c (asm_operand_ok, preprocess_constraints,
13829 constrain_operands): Likewise.
13830 * regclass.c (record_reg_classes): Likewise.
13831 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13832 * reload1.c (maybe_fix_stack_asms): Likewise.
13833 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13834 * recog.h: Adjust comment.
13835 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13836 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13837 * doc/md.texi: Add a note to description of 'm' constraint.
13838 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13840 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13842 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13843 that the bitfield is of integral type before testing its precision.
13845 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13846 Sa Liu <saliu@de.ibm.com>
13848 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13849 __modti3, __udivti3, __umodti3 and __udivmodti4.
13850 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13851 that implement TImode mul and div functions.
13852 * config/spu/multi3.c: New. Implement __multi3.
13853 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13854 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13857 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13859 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13860 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13861 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13862 tls_sysv_suffix): New mode and mode attribute iterators.
13863 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13864 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13865 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13866 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13867 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13870 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13872 PR tree-optimization/36329
13873 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13874 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13875 * cgraphbuild.c (initialize_inline_failed): Use the latter
13876 macro in lieu of the former.
13877 * ipa-inline.c (cgraph_mark_inline): Likewise.
13878 (cgraph_decide_inlining_of_small_function): Likewise.
13879 (cgraph_decide_inlining): Likewise.
13880 (cgraph_decide_inlining_incrementally): Likewise.
13882 2008-05-26 Tristan Gingold <gingold@adacore.com>
13883 Anatoly Sokolov <aesok@post.ru>
13885 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13886 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13887 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13888 optimization for 'avr6' architecture.
13890 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13893 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13895 2008-05-26 Richard Guenther <rguenther@suse.de>
13897 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13898 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13900 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13902 PR middle-end/36253
13903 * caller-save.c (insert_restore): Verify alignment of spill space.
13904 (insert_save): Likewise.
13905 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13906 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13907 (STACK_SLOT_ALIGNMENT): Likewise.
13908 * function.c (LOCAL_ALIGNMENT): Removed.
13909 (get_stack_local_alignment): New.
13910 (assign_stack_local): Use it. Set alignment on stack slot.
13911 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13912 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13913 (STACK_SLOT_ALIGNMENT): New.
13914 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13915 stack slot in XFmode.
13917 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13919 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13922 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13923 argument operand in rax isn't removed.
13925 2008-05-26 Richard Guenther <rguenther@suse.de>
13927 PR middle-end/36300
13928 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13929 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13931 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13934 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13936 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13938 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13939 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13941 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13943 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13944 build a trampoline if we don't want one.
13945 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13946 return zero for nested functions if we don't want a trampoline.
13948 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13950 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13952 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13955 * c.opt: Removed undocumented option '-lang-fortran'.
13956 * c-common.h: Removed global variable 'lang_fortran'.
13957 * c-opts.c (c_common_handle_option): Removed code to handle
13958 option '-lang-fortran'. Updated includes.
13959 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13960 definition of '__GFORTRAN__'.
13961 (define__GNUC__): Reimplemented to use BASEVER and
13962 cpp_define_formatted.
13963 (builtin_define_with_value_n): Removed.
13964 * c-incpath.h: Renamed to ...
13965 * incpath.h: ... this.
13966 * c-incpath.c: Renamed to ...
13967 * incpath.c: ... this. Updated includes.
13968 * fix-header.c: Updated includes.
13969 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13970 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13971 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13973 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13975 * tree.h: Update the table of flags used on tree nodes.
13976 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13977 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13978 (FORCED_LABEL): Add access check.
13979 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13980 (ASM_INPUT_P): Likewise.
13981 (ASM_VOLATILE_P): Likewise.
13982 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13983 (OMP_SECTION_LAST): Access private_flag directly.
13984 (OMP_RETURN_NOWAIT): Likewise.
13985 (OMP_PARALLEL_COMBINED): Likewise.
13986 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13987 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13988 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13989 deprecated_flag directly.
13991 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13993 * final.c (frame_pointer_needed): Removed.
13994 * flags.h (frame_pointer_needed): Likewise.
13996 * function.h (rtl_data): Add frame_pointer_needed.
13997 (frame_pointer_needed): New.
13999 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
14001 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
14003 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
14005 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
14008 2008-05-25 Alan Modra <amodra@bigpond.net.au>
14010 * c-common.c (strip_array_types): Move function to..
14012 (get_inner_array_type): Delete.
14013 * c-common.h (strip_array_types): Move declaration to..
14015 (get_inner_array_type): Delete.
14016 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
14017 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
14018 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
14019 * config/pa/pa.c (emit_move_sequence): Likewise.
14021 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
14023 * config/i386/i386.md (*sse_prologue_save_insn): Set length
14026 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
14028 * function.c: Include target hook for nonlocal_goto frame value.
14030 2008-05-24 Richard Guenther <rguenther@suse.de>
14032 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
14033 variable can be only accessed through a pointer or a union.
14035 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14037 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14038 * doc/extend.texi: Likewise.
14040 2008-05-23 DJ Delorie <dj@redhat.com>
14042 * config/m32c/jump.md (untyped_call): Add.
14044 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14045 for A24 to PSImode.
14046 (m32c_address_cost): Detail costs for indirect offsets.
14048 2008-05-23 Rafael EspÃndola <espindola@google.com>
14050 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14051 if a node is a SUBREG.
14052 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14055 2008-05-23 Paul Brook <paul@codesourcery.com>
14056 Carlos O'Donell <carlos@codesourcery.com>
14058 * doc/extend.texi: Clarify use of __attribute__((naked)).
14059 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14060 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14061 * function.c (use_register_for_decl): Use
14062 targetm.calls.allocate_stack_slots_for_args.
14063 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14064 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14065 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14067 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14069 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14071 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14073 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14074 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14075 is only rounded once.
14077 2008-05-23 Richard Guenther <rguenther@suse.de>
14079 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14081 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14082 Jakub Jelinek <jakub@redhat.com>
14085 * configure.ac: Handle --enable-cld.
14086 * configure: Regenerated.
14087 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14088 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14089 (ix86_current_function_needs_cld): New define.
14090 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14091 (cld): New isns pattern.
14092 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14093 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14094 * config/i386/i386.opt (mcld): New option.
14095 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14096 TARGET_CLD and ix86_current_function_needs_cld.
14097 (override_options): Use -mcld by default for 32-bit code if
14100 * doc/install.texi (Options specification): Document --enable-cld.
14101 * doc/invoke.texi (Machine Dependent Options)
14102 [i386 and x86-64 Options]: Add -mcld option.
14103 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14105 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14106 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14107 (return_in_memory_64): Likewise.
14108 (return_in_memory_ms_64): Likewise.
14110 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14112 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14113 * builtins.c (fold_builtin_fpclassify): New.
14114 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14115 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14116 * c-common.c (handle_type_generic_attribute): Adjust to accept
14117 fixed arguments before an elipsis.
14118 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14119 * doc/extend.texi: Document __builtin_fpclassify.
14121 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14123 * omp-low.c (gate_expand_omp_ssa): Remove.
14124 (pass_expand_omp_ssa): Remove.
14125 (gate_expand_omp): Do not check for flag_openmp_ssa.
14126 * common.opt (-fopenmp-ssa): Remove.
14127 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14129 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14131 * config/sh/sh.opt (mfixed-range): New option.
14132 * config/sh/sh-protos.h (sh_fix_range): Declare.
14133 * config/sh/sh.c (sh_fix_range): New function.
14134 * config/sh/sh.h (sh_fixed_range_str): Declare.
14135 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14137 * doc/invoke.texi (SH Options): Document -mfixed-range.
14139 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14141 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14142 it before the redeclaration.
14144 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14146 * config/avr/avr.c (get_sequence_length): Add new function.
14147 (expand_prologue, expand_epilogue): Remove duplicate code.
14149 2008-05-22 Rafael EspÃndola <espindola@google.com>
14151 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14154 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14156 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14157 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14159 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14160 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14161 (vect_update_misalignment_for_peel): Likewise.
14162 (vector_alignment_reachable_p): Likewise.
14163 * tree-vect-transform.c (vectorizable_load): Likewise.
14164 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14165 (get_vectype_for_scalar_type): Pass mode of scalar_type
14166 to UNITS_PER_SIMD_WORD.
14168 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14169 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14170 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14171 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14172 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14174 2008-05-22 Ira Rosen <irar@il.ibm.com>
14176 PR tree-optimization/36293
14177 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14178 if the first load must be skipped because of a gap.
14180 2008-05-22 Richard Guenther <rguenther@suse.de>
14182 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14183 more cases of offset disambiguation that is possible if
14184 strict-aliasing rules apply.
14185 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14186 for basic offset and type-based disambiguation.
14188 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14190 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14191 ix86_expand_vector_set on V16QImode for SSE4.1.
14193 2008-05-21 Tom Tromey <tromey@redhat.com>
14195 * c.opt (Wimport): Mark as undocumented.
14196 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14198 (Warning Options): Likewise.
14199 * doc/cppopts.texi: Don't mention -Wimport.
14201 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14203 PR tree-optimization/36287
14204 PR tree-optimization/36286
14205 * lambda-code.c (build_access_matrix): Do not use the loop->num
14206 for computing the number of induction variables: use the loop depth
14209 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14212 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14213 option -f(no-)leading-underscore.
14215 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14217 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14218 GET_MODE_NUNITS (mode).
14220 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14222 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14223 (-mmulhw): Add 464 to description.
14224 (-mdlmzb): Likewise.
14225 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14226 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14228 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14229 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14230 * config/rs6000/rs6000.md: Update comments for 464.
14232 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14234 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14236 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14238 * config/i386/sse.md (vec_extractv4sf): Removed.
14239 (vec_extractv2df): Likewise.
14240 (vec_extractv2di): Likewise.
14241 (vec_extractv4si): Likewise.
14242 (vec_extractv8hi): Likewise.
14243 (vec_extractv16qi): Likewise.
14244 (vec_extract<mode>): New.
14246 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14248 * config/i386/sse.md (vec_setv4sf): Removed.
14249 (vec_setv2df): Likewise.
14250 (vec_setv2di): Likewise.
14251 (vec_setv4si): Likewise.
14252 (vec_setv8hi): Likewise.
14253 (vec_setv16qi): Likewise.
14254 (vec_set<mode>): New.
14256 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14258 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14259 goto for vec_concat and vec_interleave.
14261 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14263 * config/i386/sse.md (vec_initv4sf): Removed.
14264 (vec_initv2df): Likewise.
14265 (vec_initv2di): Likewise.
14266 (vec_initv4si): Likewise.
14267 (vec_initv8hi): Likewise.
14268 (vec_initv16qi): Likewise.
14269 (vec_init<mode>): New.
14271 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14273 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14275 2008-05-21 Tom Tromey <tromey@redhat.com>
14277 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14278 (zone_find_object_offset): Likewise.
14279 (gt_ggc_m_S): Likewise.
14280 (highest_bit): Likewise.
14281 * ggc-page.c (gt_ggc_m_S): New function.
14282 * stringpool.c (string_stack): Remove.
14283 (init_stringpool): Update.
14284 (ggc_alloc_string): Use ggc_alloc.
14285 (maybe_delete_ident): New function.
14286 (ggc_purge_stringpool): Likewise.
14287 (gt_ggc_m_S): Remove.
14288 * ggc-common.c (ggc_protect_identifiers): New global.
14289 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14290 ggc_protect_identifiers.
14291 * ggc.h (ggc_protect_identifiers): Declare.
14292 (gt_ggc_m_S): Update.
14293 (ggc_purge_stringpool): Declare.
14294 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14295 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14297 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14299 2008-05-21 David S. Miller <davem@davemloft.net>
14301 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14304 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14306 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14309 2008-05-20 David Daney <ddaney@avtrex.com>
14311 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14312 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14313 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14314 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14315 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14316 (atomic_hiqi_op): New define_code_iterator.
14317 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14318 mips_expand_compare_and_swap_12.
14319 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14320 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14321 (sync_<optab><mode>, sync_old_<optab><mode>,
14322 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14323 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14324 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14325 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14326 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14327 (test_and_set_12): New insn.
14328 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14329 sync_new_<optab><mode>, sync_old_nand<mode>,
14330 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14331 clobber to operand 0 for SI and DI mode insns.
14332 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14333 mips_gen_fn_4): New typedefs.
14334 (mips_gen_fn_ptrs): Define new union type.
14335 (mips_expand_compare_and_swap_12): Remove declaration.
14336 (mips_expand_atomic_qihi): Declare function.
14337 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14338 (mips_expand_atomic_qihi): ... this. Use new generator function
14340 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14341 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14342 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14343 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14344 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14345 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14346 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14347 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14348 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14349 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14352 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14354 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14357 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14359 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14360 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14361 (avr_attribute_table): Add 'OS_main' function attribute.
14362 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14363 functions with 'OS_main' attribute.
14365 2008-05-20 Richard Guenther <rguenther@suse.de>
14367 PR tree-optimization/35204
14368 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14369 helper, split out from ...
14370 (DFS): ... here. Make the DFS walk non-recursive.
14372 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14373 Jan Sjodin <jan.sjodin@amd.com>
14375 PR tree-optimization/36181
14376 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14377 (parallelize_loops): Don't parallelize when the loop has vector
14380 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14381 Sebastian Pop <sebastian.pop@amd.com>
14383 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14384 matrix, and never look at the tree representation of the memory
14386 (linear_transform_loops): Computes parameters and access matrices.
14387 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14389 (access_matrix_get_index_for_parameter): New.
14390 * tree-data-ref.h (struct access_matrix): New.
14391 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14392 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14393 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14394 am_vector_index_for_loop): New.
14395 (struct data_reference): Add field access_matrix.
14396 (DR_ACCESS_MATRIX): New.
14397 (compute_data_dependences_for_loop): Update declaration.
14398 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14399 * lambda.h (lambda_vector_vec_p): Declared.
14400 * lambda-code.c: Depend on pointer-set.h.
14401 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14402 av_for_af_base, av_for_af, build_access_matrix,
14403 lambda_compute_access_matrices): New.
14404 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14406 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14408 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14409 $SOURCEDIR/include.
14411 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14412 Sebastian Pop <sebastian.pop@amd.com>
14414 PR tree-optimization/36206
14415 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14417 (instantiate_scev_1): Rename flags to fold_conversions.
14418 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14419 outeside instantiation_loop.
14420 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14421 (evolution_function_is_affine_or_constant_p): Removed.
14422 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14424 (analyze_siv_subscript): Pass in the loop nest number.
14425 Call evolution_function_is_affine_in_loop instead of
14426 evolution_function_is_affine_p.
14427 (analyze_overlapping_iterations): Pass in the loop nest number.
14429 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14430 Sebastian Pop <sebastian.pop@amd.com>
14432 PR tree-optimization/36206
14433 * tree-chrec.h (chrec_fold_op): New.
14434 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14437 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14439 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14441 (remove_duplicates): Do not set inode on non-inode systems.
14444 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14446 * config.gcc (tm_file): Update comments about relative pathnames.
14448 2008-05-20 Richard Guenther <rguenther@suse.de>
14450 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14451 * tree-ssa-sccvn.c (process_scc): Likewise.
14452 * tree-ssa-sink.c (execute_sink_code): Likewise.
14453 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14454 * tree-vrp.c (process_assert_insertions): Likewise.
14455 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14456 (perform_tree_ssa_dce): Likewise.
14457 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14458 (dump_dominator_optimization_stats): Likewise.
14459 * tree-vectorizer.c (vectorize_loops): Likewise.
14461 2008-05-20 Richard Guenther <rguenther@suse.de>
14463 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14465 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14467 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14468 (ix86_i386elf_return_in_memory): Likewise.
14469 (ix86_i386interix_return_in_memory): Likewise.
14470 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14471 (SUBTARGET_RETURN_IN_MEMORY): New.
14472 * config/i386/i386elf.h: Likewise.
14473 * config/i386/ptx4-i.h: Likewise.
14474 * config/i386/sol2-10.h: Likewise.
14475 * config/i386/sysv4.h: Likewise.
14476 * config/i386/vx-common.h: Likewise.
14477 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14478 * config/i386/i386.c (ix86_return_in_memory): Made static and
14479 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14480 (ix86_i386elf_return_in_memory): Removed.
14481 (ix86_i386interix_return_in_memory): Removed.
14482 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14483 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14485 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14487 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14489 2008-05-19 Xinliang David Li <davidxl@google.com>
14491 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14493 * common.opt: Ditto.
14494 * doc/invoke.texi: Ditto.
14496 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14498 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14499 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14501 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14503 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14504 sizes of operand array from 8/4 to 4/2.
14505 (ix86_expand_vector_init_general): Change size of operand array
14506 from 32 to 16. Remove op0, op1 and half_mode.
14508 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14510 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14511 (ix86_expand_vector_init_interleave): Likewise.
14512 (ix86_expand_vector_init_general): Use them. Assert
14513 word_mode == SImode when n_words == 4.
14515 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14517 * config/i386/i386.c (ix86_secondary_reload): New static function.
14518 (TARGET_SECONDARY_RELOAD): New define.
14519 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14520 * config/i386/i386.md (reload_outqi): Remove.
14522 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14524 PR middle-end/35509
14525 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14526 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14527 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14528 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14529 (fold_builtin_1): Likewise.
14530 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14531 c-common.c (check_builtin_function_arguments): Handle
14532 BUILT_IN_ISINF_SIGN.
14533 * doc/extend.texi: Document __builtin_isinf_sign.
14534 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14536 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14538 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14539 EH cleanup at the end of the pass, search for those that have been
14540 turned into forwarder blocks and do the cleanup on their successor.
14542 2008-05-18 Richard Guenther <rguenther@suse.de>
14544 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14545 pointers to sizetype and vice versa.
14547 2008-05-18 Xinliang David Li <davidxl@google.com>
14549 * gcc/tree-ssa-dce.c: Coding style fix.
14550 (check_pow): Documentation comment.
14551 (check_log): Documenation comment. Coding style fix.
14552 (is_unnecessary_except_errno_call): Ditto.
14553 (gen_conditions_for_pow): Ditto.
14554 (gen_conditions_for_log): Ditto.
14555 (gen_shrink_wrap_conditions): Ditto.
14556 (shrink_wrap_one_built_in_calls): Ditto.
14557 * gcc/doc/invoke.texi: Better documentation string.
14558 * ChangeLog: Fix wrong change log entries from
14559 May 17 checkin on function call DCE.
14561 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14563 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14565 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14567 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14568 * df-problems.c (simulation routines): Fixed block comment to
14569 properly say how to add forwards scanning functions.
14571 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14573 * tree-inline.c (setup_one_parameter): Remove dead code.
14575 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14577 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14578 a BIT_AND_EXPR only for an INTEGER_TYPE.
14580 2008-05-17 Xinliang David Li <davidxl@google.com>
14582 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14583 (check_pow, check_log, is_unnecessary_except_errno_call): New
14584 functions to check for eliminating math functions that are pure
14585 except for setting errno.
14586 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14587 general condition expressions for shrink-wrapping pow/log calls.
14588 (gen_shrink_wrap_conditions): Ditto.
14589 (shrink_wrap_one_built_in_call): Ditto.
14590 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14591 (mark_operand_necessary): If debugging, output if OP is necessary.
14592 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14594 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14596 * gcc/common.opt: New user flag -ftree-builtin-dce.
14597 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14599 2008-05-16 David S. Miller <davem@davemloft.net>
14601 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14602 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14604 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14607 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14609 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14611 * ifcvt.c (dead_or_predicable): Rename
14612 df_simulate_one_insn_backwards to df_simulate_one_insn.
14613 * recog.c (peephole2_optimize): Ditto.
14614 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14616 * df.h: Rename df_simulate_one_insn_backwards to
14617 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14618 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14619 scanning of defs and uses.
14620 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14621 (df_simulate_one_insn_forwards): Removed.
14623 2008-05-16 Doug Kwan <dougkwan@google.com>
14625 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14627 (real_from_string): Handle NaNs and Inf as approriate.
14629 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14631 * doc/gty.texi (Source Files Containing Type Information): Note
14632 that headers should appear first in the gtfiles list.
14634 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14636 * tree.def (COND_EXEC): Properly documented this code.
14638 2008-05-16 Diego Novillo <dnovillo@google.com>
14640 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14641 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14644 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14646 * tree-ssa-dse (max_stmt_uid): Removed.
14647 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14648 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14649 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14650 * function.h (cfun.last_stmt_uid): New field.
14651 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14652 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14654 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14655 (create_stmt_ann): Initialize the ann->uid field.
14656 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14658 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14660 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14662 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14663 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14664 (init_empty_tree_cfg): Call it.
14666 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14668 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14671 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14673 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14674 * tree-dump.c (dump_options): New verbose option.
14675 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14677 * tree-pass.h (TDF_VERBOSE): New dump flag.
14678 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14679 (tree-flow.h): Added include.
14680 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14682 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14684 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14686 From Jie Zhang <jie.zhang@analog.com>
14687 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14688 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14689 mcpu=bf561-none and mcpu=bf561-0.2.
14690 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14691 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14692 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14693 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14694 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14695 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14696 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14698 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14699 (cputype_selected): Remove.
14700 (bfin_handle_option): Don't use cputype_selected.
14701 (override_options): When no mcpu option, enable all workarounds.
14702 Don't use bfin_workarounds.
14703 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14705 (DEFAULT_CPU_TYPE): Don't define.
14707 2008-05-16 Richard Guenther <rguenther@suse.de>
14709 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14710 on deletion of the last stmt.
14712 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14714 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14715 V8HImode for SSE2 and V16QImode for SSE4.1.
14717 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14719 * cgraph.h (compute_inline_parameters): Made public.
14720 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14721 variable_generate_summary, function_write_summary,
14722 variable_write_summary, variable_read_summary. Added generate_summary,
14723 write_summary, read_summary.
14724 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14725 pass_ipa_inline.function_generate_summary, to
14726 compute_inline_parameters.
14727 * ipa-inline.c (compute_inline_parameters): Made public and added
14729 (compute_inline_parameters_for_current): New function.
14730 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14731 (inline_generate_summary): Removed parameter and made to loop over
14733 (pass_ipa_inline): Updated for new IPA_PASS structure.
14734 * passes.c (execute_ipa_summary_passes): Now is called once per
14735 pass rather than once per node*pass.
14737 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14739 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14740 avr_have_mul_p, avr_asm_only_p): Remove variables.
14741 (avr_override_options): Remove initialization of removed variables.
14742 (avr_file_start): Convert removed variables to fields of
14743 'struct base_arch_s *avr_current_arch'.
14744 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14745 (AVR_HAVE_MUL): (Ditto.).
14746 (AVR_HAVE_MOVW): (Ditto.).
14747 (AVR_HAVE_LPMX): (Ditto.).
14748 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14749 avr_asm_only_p): Remove declaration.
14751 2008-05-15 Diego Novillo <dnovillo@google.com>
14753 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14754 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14756 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14758 PR middle-end/36194
14759 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14760 Don't call record_truncated_value from here.
14761 (record_truncated_value): Turn it into a for_each_rtx callback.
14762 (record_truncated_values): New function.
14763 (combine_instructions): Call note_uses with record_truncated_values.
14764 Change name of check_conversion to check_promoted_subreg.
14766 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14768 * doc/sourcebuild.texi: Document support for torture tests.
14770 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14772 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14773 to alternative 4 of operand 2.
14775 2008-05-15 Richard Guenther <rguenther@suse.de>
14777 * tree-pass.h (current_pass): Declare.
14778 (get_pass_for_id): Likewise.
14779 * passes.c (passes_by_id, passes_by_id_size): New globals.
14780 (set_pass_for_id): New function.
14781 (get_pass_for_id): Likewise.
14782 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14783 (execute_function_todo): Flush per function statistics.
14784 * toplev.c (compile_file): Init statistics.
14785 (general_init): Do early statistics initialization.
14786 (finalize): Finish statistics.
14787 * statistics.h (statistics_early_init): Declare.
14788 (statistics_init): Likewise.
14789 (statistics_fini): Likewise.
14790 (statistics_fini_pass): Likewise.
14791 (statistics_counter_event): Likewise.
14792 (statistics_histogram_event): Likewise.
14793 * statistics.c: New file.
14794 * Makefile.in (OBJS-common): Add statistics.o.
14795 (statistics.o): Add dependencies.
14796 * doc/invoke.texi (-fdump-statistics): Document.
14798 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14799 (insert): Likewise.
14800 (execute_pre): Use statistics_counter_event.
14801 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14802 (substitute_and_fold): Increment it. Use statistics_counter_event.
14804 2008-05-15 Diego Novillo <dnovillo@google.com>
14806 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14808 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14809 * tree-ssa-alias.c (new_type_alias): Remove references to
14810 sub-variables from comment.
14811 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14813 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14815 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14816 attribute to 1 only for insertps alternative.
14818 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14820 * config/bfin/bfin.md (loadbytes): New pattern.
14821 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14822 (bfin_init_builtins): Initialize it.
14823 (bdesc_1arg): Add it.
14825 2008-05-15 Sa Liu <saliu@de.ibm.com>
14827 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14828 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14829 * testsuite/lib/target-supports.exp: Add
14830 check_effective_target_fortran_integer_16.
14832 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14834 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14835 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14836 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14837 (TARGET_RETURN_IN_MEMORY): Define.
14839 2008-05-15 Richard Guenther <rguenther@suse.de>
14841 PR middle-end/36244
14842 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14843 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14844 represent unmodifiable vars.
14846 2008-05-15 Richard Guenther <rguenther@suse.de>
14848 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14849 INDIRECT_REF and TARGET_MEM_REF.
14850 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14853 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14854 H.J. Lu <hongjiu.lu@intel.com>
14856 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14857 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14858 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14859 insn alternatives. Add missing alternatives.
14860 (*vec_concatv2di_rex64_sse4_1): Likewise.
14861 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14862 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14863 Require TARGET_SSE.
14865 2008-05-15 Richard Guenther <rguenther@suse.de>
14867 PR tree-optimization/36009
14868 PR tree-optimization/36204
14869 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14870 (determine_invariantness_stmt): Record the loop a store is
14871 always executed in.
14872 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14875 2008-05-15 Richard Guenther <rguenther@suse.de>
14877 PR tree-optimization/34330
14878 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14879 through the pointer will alias the SMT.
14881 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14883 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14885 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14887 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14889 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14890 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14892 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14893 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14894 (vashl_optab): New optab for vector/vector shifts.
14895 (vashr_optab): Ditto.
14896 (vlshr_optab): Ditto.
14897 (vrotl_optab): Ditto.
14898 (vrotr_optab): Ditto.
14899 (optab_subtype): New enum for optab_for_tree_code call.
14900 (optab_for_tree_code): Add enum optab_subtype argument.
14902 * optabs.c (optab_for_tree_code): Take an additional argument to
14903 distinguish between a vector shift by a scalar and vector shift by
14904 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14905 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14906 vector shift by a vector.
14907 (expand_widen_pattern_expr): Pass additional argument to
14908 optab_for_tree_code.
14910 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14911 vrotl_optab, vrotr_optab.
14913 * expr.c (expand_expr_real_1): Update calls to
14914 optab_for_tree_code to distinguish between vector shifted by a
14915 scalar and vector shifted by a vector.
14916 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14917 (supportable_narrowing_operation): Ditto.
14918 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14919 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14920 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14921 (vect_create_epilog_for_reduction): Ditto.
14922 (vectorizable_reduction): Ditto.
14923 (vectorizable_operation): Ditto.
14924 (vect_strided_store_supported): Ditto.
14925 (vect_strided_load_supported): Ditto.
14926 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14927 * expmed.c (expand_shift): Ditto.
14929 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14931 (ashr@var{m}3): Ditto.
14932 (vashl@var{m}3): Document new vector/vector shift standard name.
14933 (vashr@var{m}3): Ditto.
14934 (vlshr@var{m}3): Ditto.
14935 (vrotl@var{m}3): Ditto.
14936 (vrotr@var{m}3): Ditto.
14938 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14939 (PPERM_INVERT): Ditto.
14940 (PPERM_REVERSE): Ditto.
14941 (PPERM_REV_INV): Ditto.
14942 (PPERM_ZERO): Ditto.
14943 (PPERM_ONES): Ditto.
14944 (PPERM_SIGN): Ditto.
14945 (PPERM_INV_SIGN): Ditto.
14946 (PPERM_SRC1): Ditto.
14947 (PPERM_SRC2): Ditto.
14949 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14950 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14951 allows a memory operand to be the value being added, and split it
14952 to improve vectorization.
14953 (sse5_pmacsdqh_mem): Ditto.
14954 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14955 (sse5_mulv2div2di3_high): Ditto.
14956 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14957 (vec_pack_trunc_v4si): Ditto.
14958 (vec_pack_trunc_v2di): Ditto.
14959 (sse5_pcmov_<mode>): Remove code that tried to use use
14960 andps/andnps instead of pcmov.
14961 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14962 pmacsdqh instructions.
14963 (vec_widen_smult_lo_v4si): Ditto.
14965 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14966 (PPERM_INVERT): Ditto.
14967 (PPERM_REVERSE): Ditto.
14968 (PPERM_REV_INV): Ditto.
14969 (PPERM_ZERO): Ditto.
14970 (PPERM_ONES): Ditto.
14971 (PPERM_SIGN): Ditto.
14972 (PPERM_INV_SIGN): Ditto.
14973 (PPERM_SRC1): Ditto.
14974 (PPERM_SRC2): Ditto.
14975 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14977 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14979 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14980 says ignore whether the last reference is a memory operand.
14982 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14983 Paolo Bonzini <bonzini at gnu dot org>
14985 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14988 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14989 (vlshr<mode>3): Rename from vlshr<mode>3.
14990 (vashr<mode>3): Rename from vashr<mode>3.
14991 (mulv4sf3): Change the names of vector shift patterns.
14995 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14998 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
15023 * config/spu/spu.md (v): New iterator macro to add v for vector types.
15024 (floatunssidf2_internal): Change vector/vector shift names.
15025 (floatunsdidf2_internal): Ditto.
15032 (vashl<mode>3): Rename from ashl<mode>3.
15033 (vashr<mode>3): Rename from ashr<mode>3.
15034 (vlshr<mode>3): Rename from lshr<mode>3.
15035 (vrotl<mode>3): Rename from rotl<mode>3.
15037 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15040 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15041 multiply gives the wrong value when doing widening multiplies.
15042 (vec_widen_smult_lo_v4si): Ditto.
15044 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15046 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15047 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15048 emit_library_call_value.
15049 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15050 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15051 * calls.c (initialize_argument_information, precompute_arguments,
15052 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15053 (precompute_arguments): Removed flags parameter.
15054 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15056 2008-05-14 Richard Guenther <rguenther@suse.de>
15058 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15059 Make sure to register the store if the use is a PHI_NODE.
15061 2008-05-14 Olivier Hainque <hainque@adacore.com>
15063 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15064 memory if the component is to be referenced in BLKmode according
15065 to get_inner_reference.
15067 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15069 * calls.c (emit_library_call_value_1): Restore code clearing
15070 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15072 2008-05-14 Olivier Hainque <hainque@adacore.com>
15073 Nicolas Roche <roche@adacore.com>
15075 * configure.ac: Add support for a "gcc_subdir" variable in
15076 config-lang.in, to denote a subdirectory where the language/GCC
15077 integration files are to be found.
15078 * configure: Regenerate.
15080 2008-05-14 Ira Rosen <irar@il.ibm.com>
15082 PR tree-optimization/36098
15083 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15084 value for the first load in the group in case of a gap.
15085 (vect_build_slp_tree): Check that there are no gaps in loads.
15087 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15089 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15090 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15091 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15092 emit_insn and remove unneeded code to construct extra args.
15093 (emit_no_conflict_block): Removed.
15094 * optabls.h: (emit_no_conflict_block): Removed.
15095 * cse.c (cse_extended_basic_block): Remove search for
15096 REG_NO_CONFLICT note.
15097 * global.c: Removed incorrect comment added in revision 117.
15098 * expr.c (convert_move): Change call to emit_no_conflict_block to
15100 * recog.c: Change comments so that they do not mention
15102 * local_alloc.c (combine_regs): Removed last parameter.
15103 (no_conflict_p): Removed.
15104 (block_alloc): Removed note, no_conflict_combined_regno and set
15105 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15106 (combine_regs): Removed already_dead and code to look for
15107 REG_NO_CONFLICT notes.
15108 * lower_subreg (remove_retval_note): Removed code to look for
15109 REG_NO_CONFLICT block.
15110 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15111 (resolve_clobber): Remove code to process libcalls that have
15112 REG_NO_CONFLICT notes.
15113 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15115 * combine.c (can_combine_p, distribute_notes): Removed
15116 REG_NO_CONFLICT case.
15117 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15119 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15120 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15122 * reg-notes.def (NO_CONFLICT): Removed.
15124 2008-05-14 David S. Miller <davem@davemloft.net>
15126 * config/sparc/sparc.c (sparc_profile_hook): If
15127 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15128 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15129 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15131 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15133 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15135 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15138 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15139 and op1 expansion before vector concat to have less live pseudos.
15141 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15143 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15144 ix86_expand_vector_set if supported.
15146 2008-05-13 Diego Novillo <dnovillo@google.com>
15147 Kenneth Zadeck <zadeck@naturalbridge.com>
15149 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15151 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15152 phinodes_print_statistics, init_ssanames, fini_ssanames,
15153 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15154 release_ssa_name, release_defs, replace_ssa_name_symbol,
15155 ssanames_print_statistics): Move ...
15156 * tree-flow.h: ... here.
15157 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15158 Use FN instead of cfun.
15159 (make_ssa_name_fn): Rename from make_ssa_name.
15160 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15161 * tree-flow-inline.h (make_ssa_name): Move from
15162 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15163 * omp-low.c (expand_omp_parallel):
15164 * tree-flow-inline.h (redirect_edge_var_map_result):
15165 * tree-ssa.c (init_tree_ssa): Add argument FN.
15166 Use it instead of cfun. Update all users.
15168 2008-05-13 Tom Tromey <tromey@redhat.com>
15170 PR preprocessor/22168:
15171 * doc/cpp.texi (Top): Update menu.
15172 (Alternatives to Wrapper #ifndef): New node.
15173 (Other Directives): Document deprecation.
15174 (Obsolete Features): Remove menu.
15175 (Assertions): Merge node into Obsolete Features.
15176 (Obsolete once-only headers): Move earlier; rename to Alternatives
15177 to Wrapper #ifndef.
15178 * doc/cppopts.texi: Update.
15179 * c.opt (Wdeprecated): Enable for C and ObjC.
15180 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15181 (C++ Dialect Options): Move -Wno-deprecated from here to...
15182 (Warning Options): ... here.
15184 2008-05-13 Richard Guenther <rguenther@suse.de>
15186 PR middle-end/36227
15187 * fold-const.c (fold_sign_changed_comparison): Do not allow
15188 changes in pointer-ness.
15190 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15193 * config/sh/sh.c (sh_expand_prologue): Don't clear
15194 RTX_FRAME_RELATED_P for push insns.
15196 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15198 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15200 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15202 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15203 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15204 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15206 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15208 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15209 (*vec_concatv4sf_sse): This.
15210 (*sse2_concatv2si): Renamed to ...
15211 (*vec_concatv2si_sse2): This.
15212 (*sse1_concatv2si): Renamed to ...
15213 (*vec_concatv2si_sse): This.
15214 (*vec_concatv2di_rex): Renamed to ...
15215 (*vec_concatv2di_rex64): This.
15216 (*vec_concatv2si_sse4_1): New.
15217 (*vec_concatv2di_rex64_sse4_1): Likewise.
15219 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15221 PR rtl-optimization/36111
15222 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15223 that was created for swappable operands.
15225 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15228 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15229 * configure.ac: Add call to ACX_PROG_GNAT.
15231 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15233 * optc-gen.awk: Fix comment typo.
15235 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15237 * pretty-print.c (pp_integer_with_precision): Use
15238 HOST_LONG_LONG_FORMAT.
15240 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15242 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15244 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15246 * config/i386/i386.c (bdesc_ptest): Removed.
15247 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15248 (bdesc_args): Add __builtin_ia32_ptestz128,
15249 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15250 (ix86_init_mmx_sse_builtins): Updated.
15251 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15252 (ix86_expand_builtin): Updated.
15254 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15256 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15257 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15259 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15261 * value-prof.c (interesting_stringop_to_profile): Do not
15262 return early for BUILT_IN_MEMPCPY.
15264 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15266 * calls.c (expand_call): Don't use callgraph to increase
15267 preferred_stack_boundary.
15269 * cgraph.h (cgraph_rtl_info): Use unsigned on
15270 preferred_incoming_stack_boundary.
15272 * final.c (rest_of_clean_state): Use unsigned on
15273 preferred_stack_boundary.
15275 2008-05-09 Tom Tromey <tromey@redhat.com>
15277 PR preprocessor/22231:
15278 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15281 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15283 PR tree-optimization/36129
15284 * tree-ssa-ccp.c: Include value-prof.h.
15285 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15286 built-in function was folded to a constant.
15287 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15289 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15290 Sebastian Pop <sebastian.pop@amd.com>
15292 * tree-scalar-evolution.c: Document instantiate_scev.
15293 (instantiate_parameters_1): Renamed instantiate_scev_1.
15294 Don't use the same loop for instantiation_loop and evolution_loop.
15295 (instantiate_scev): New.
15296 (instantiate_parameters): Moved...
15297 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15298 same loop twice. Maintains the semantics for this function.
15299 * tree-scalar-evolution.h (instantiate_scev): Declare.
15300 (instantiate_parameters): ...here. Now static inline.
15301 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15302 instead of resolve_mixers.
15304 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15306 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15308 2008-05-09 Tomas Bily <tbily@suse.cz>
15310 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15311 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15312 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15313 * c-common.c (c_common_truthvalue_conversion): Likewise.
15314 * tree-object-size.c (compute_object_offset): Likewise.
15315 * tree-inline.c (estimate_num_insns_1): Likewise.
15316 * varasm.c (const_hash_1, compare_constant, copy_constant)
15317 (compute_reloc_for_constant, output_addressed_constants)
15318 (initializer_constant_valid_p): Likewise.
15319 * c-omp.c (check_omp_for_incr_expr): Likewise.
15320 * gimplify.c (gimplify_expr): Likewise.
15321 * c-typeck.c (c_finish_return): Likewise.
15322 * tree-vectorizer.c (supportable_widening_operation)
15323 (supportable_narrowing_operation): Likewise.
15324 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15325 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15326 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15327 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15328 (descr_info_loc): Likewise.
15329 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15330 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15331 (fold_unary): Likewise.
15332 * builtins.c (get_pointer_alignment): Likewise.
15333 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15334 (instantiate_parameters_1): Likewise.
15335 * tree.c (expr_align, stabilize_reference): Likewise.
15336 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15337 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15338 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15339 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15340 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15341 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15343 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15344 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15345 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15346 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15347 (forward_propagate_comparison)
15348 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15349 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15350 * emit-rtl.c (component_ref_for_mem_expr)
15351 (set_mem_attributes_minus_bitpos): Likewise.
15352 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15353 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15355 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15356 (build_function_call, pointer_diff, build_compound_expr)
15357 (c_finish_return): Likewise.
15358 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15359 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15361 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15362 * expr.c (is_aligning_offset): Likewise.
15363 * tree-ssa-alias.c (is_escape_site): Likewise.
15364 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15365 (check_all_va_list_escapes): Likewise.
15366 * tree-ssa-loop-ivopts.c (determine_base_object)
15367 (determine_common_wider_type): Likewise.
15368 * dojump.c (do_jump): Likewise.
15369 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15370 * tree-gimple.c (is_gimple_cast): Likewise.
15371 * fold-const.c (decode_field_reference, )
15372 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15373 (fold_binary): Likewise.
15374 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15375 (already_warned_in_frontend_p): Likewise.
15376 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15377 * tree.c (really_constant_p, get_unwidened): Likewise.
15378 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15379 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15380 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15382 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15384 (CONVERT_EXPR_P): Define.
15385 (CASE_CONVERT): Define.
15387 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15389 PR middle-end/36117
15390 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15391 (delete_unmarked_insns): When deleting a call, call
15392 delete_unreachable_blocks.
15393 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15394 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15396 2008-05-08 Richard Guenther <rguenther@suse.de>
15398 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15399 (-ftree-salias): Likewise.
15400 (salias-max-implicit-fields): Remove param documentation.
15401 (salias-max-array-elements): Likewise.
15402 * tree-pass.h (pass_create_structure_vars): Remove.
15403 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15404 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15405 * tree-ssa-alias.c (create_structure_vars): Remove.
15406 (gate_structure_vars): Likewise.
15407 (pass_create_structure_vars): Likewise.
15408 (gate_build_alias): Likewise.
15409 (pass_build_alias): Adjust to run always and dump the function.
15410 * common.opt (ftree-salias): Hide.
15411 * passes.c (init_optimization_passes): Remove
15412 pass_create_structure_vars, adjust comment.
15413 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15414 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15415 * opts.c (decode_options): Do not set flag_tree_salias.
15416 (common_handle_option): Add OPT_ftree_salias to the backward
15417 compatibility section.
15419 2008-05-08 Richard Guenther <rguenther@suse.de>
15421 * tree-flow-inline.h (var_can_have_subvars): Move ...
15422 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15423 * tree-flow.h (var_can_have_subvars): Remove.
15424 (push_fields_onto_fieldstack): Remove.
15425 (sort_fieldstack): Likewise.
15426 (struct fieldoff): Move ...
15427 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15428 alias_set and base_for_components fields.
15429 (sort_fieldstack): Make static.
15430 (push_fields_onto_fieldstack): Likewise. Remove code that
15431 handles anything but RECORD_TYPEs. Remove alias_set and
15432 base_for_components handling.
15433 (create_variable_info_for): Adjust.
15435 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15437 * common.opt (Wframe-larger-than=): Shorten the help message
15439 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15441 2008-05-08 Rafael EspÃndola <espindola@google.com>
15443 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15445 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15446 trap and that both operands are gimple values.
15447 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15448 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15451 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15453 * read-rtl.c (join_c_conditions): Return the first string if the
15454 two strings are equal.
15456 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15458 * gensupport.h (pred_data): Add a "num_codes" field.
15459 (add_predicate_code): Declare.
15460 * gensupport.c (add_predicate_code): New function.
15461 (std_pred_table): Add an "allows_const_p" field.
15462 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15463 Remove the (incomplete) list of such codes from the codes field.
15464 (init_predicate_table): Use add_predicate_code. Add all
15465 RTX_CONST_OBJs if allows_const_p is true.
15466 * genrecog.c (process_define_predicate): Use add_predicate_code.
15468 2008-05-08 David Daney <ddaney@avtrex.com>
15469 Richard Sandiford <rsandifo@nildram.co.uk>
15471 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15472 special case of constant zero operands.
15473 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15474 old and new values. Special case constant zero values.
15475 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15477 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15478 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15480 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15483 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15484 similar RTX_CONST_OBJ before CONST_INT.
15486 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15488 * stmt.c (expand_stack_restore): Change sa mode if needed.
15490 2008-05-08 Richard Guenther <rguenther@suse.de>
15492 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15493 return type to bool.
15494 (ix86_sol10_return_in_memory): Likewise.
15495 (ix86_i386elf_return_in_memory): Likewise.
15496 (ix86_i386interix_return_in_memory): Likewise.
15497 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15498 (ix86_sol10_return_in_memory): Likewise.
15499 (ix86_i386elf_return_in_memory): Likewise.
15500 (ix86_i386interix_return_in_memory): Likewise.
15502 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15505 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15507 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15508 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15511 2008-05-08 Richard Guenther <rguenther@suse.de>
15513 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15514 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15515 (DR_SUBVARS): Remove.
15516 * tree-dfa.c (dump_subvars_for): Remove.
15517 (debug_subvars_for): Likewise.
15518 (dump_variable): Do not dump subvars.
15519 (remove_referenced_var): Do not remove subvars.
15520 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15521 (lookup_subvars_for_var): Remove.
15522 (get_subvars_for_var): Likewise.
15523 (get_subvars_at): Likewise.
15524 (get_first_overlapping_subvar): Likewise.
15525 (overlap_subvar): Likewise.
15526 * tree-flow.h (subvar_t): Remove.
15527 (struct var_ann_d): Remove subvars field.
15528 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15529 argument. Remove special handling of SFTs.
15530 (compute_tag_properties): Likewise.
15531 (set_initial_properties): Likewise.
15532 (compute_call_clobbered): Likewise.
15533 (count_mem_refs): Likewise.
15534 (compute_memory_partitions): Likewise.
15535 (compute_flow_insensitive_aliasing): Likewise.
15536 (setup_pointers_and_addressables): Likewise.
15537 (new_type_alias): Likewise.
15538 (struct used_part): Remove.
15539 (used_portions): Likewise.
15540 (struct used_part_map): Likewise.
15541 (used_part_map_eq): Likewise.
15542 (used_part_map_hash): Likewise.
15543 (free_used_part_map): Likewise.
15544 (up_lookup): Likewise.
15545 (up_insert): Likewise.
15546 (get_or_create_used_part_for): Likewise.
15547 (create_sft): Likewise.
15548 (create_overlap_variables_for): Likewise.
15549 (find_used_portions): Likewise.
15550 (create_structure_vars): Likewise.
15551 * tree.def (STRUCT_FIELD_TAG): Remove.
15552 * tree.h (MTAG_P): Adjust.
15553 (struct tree_memory_tag): Remove base_for_components and
15554 unpartitionable flags.
15555 (struct tree_struct_field_tag): Remove.
15556 (SFT_PARENT_VAR): Likewise.
15557 (SFT_OFFSET): Likewise.
15558 (SFT_SIZE): Likewise.
15559 (SFT_NONADDRESSABLE_P): Likewise.
15560 (SFT_ALIAS_SET): Likewise.
15561 (SFT_UNPARTITIONABLE_P): Likewise.
15562 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15563 (union tree_node): Remove sft field.
15564 * alias.c (get_alias_set): Remove special handling of SFTs.
15565 * print-tree.c (print_node): Remove handling of SFTs.
15566 * tree-dump.c (dequeue_and_dump): Likewise.
15567 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15568 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15569 * tree-predcom.c (set_alias_info): Do not set subvars.
15570 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15571 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15572 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15573 (add_vars_for_offset): Remove.
15574 (add_virtual_operand): Remove special handling of SFTs.
15575 (add_call_clobber_ops): Likewise.
15576 (add_call_read_ops): Likewise.
15577 (get_asm_expr_operands): Likewise.
15578 (get_modify_stmt_operands): Likewise.
15579 (get_expr_operands): Likewise.
15580 (add_to_addressable_set): Likewise.
15581 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15582 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15583 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15584 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15585 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15586 (tree_node_structure): Likewise.
15587 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15589 (find_what_p_points_to): Likewise.
15591 2008-05-08 Sa Liu <saliu@de.ibm.com>
15593 * config/spu/spu.md: Fixed subti3 pattern.
15595 2008-05-08 Richard Guenther <rguenther@suse.de>
15597 PR middle-end/36154
15598 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15599 sure to create a representative for trailing arrays for PTA.
15601 2008-05-08 Richard Guenther <rguenther@suse.de>
15603 PR middle-end/36172
15604 * fold-const.c (operand_equal_p): Two objects which types
15605 differ in pointerness are not equal.
15607 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15609 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15610 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15611 (emit_library_call_value_1): Add new variable fndecl initialized by
15612 NULL_TREE. It should be the decl type of orgfun, but this information
15613 seems not to be available here, so it uses the default calling abi.
15614 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15615 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15616 by TARGET_RETURN_IN_MEMORY.
15617 * config/i386/i386-interix.h: Likewise.
15618 * config/i386/i386.h: Likewise.
15619 * config/i386/i386elf.h: Likewise.
15620 * config/i386/ptx4-i.h: Likewise.
15621 * config/i386/sol2-10.h: Likewise.
15622 * config/i386/sysv4.h: Likewise.
15623 * config/i386/vx-common.h: Likewise.
15624 * config/cris/cris.h: Removed #if 0 clause.
15625 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15626 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15628 (ix86_sol10_return_in_memory): Likewise.
15629 (ix86_i386elf_return_in_memory): New.
15630 (ix86_i386interix_return_in_memory): New.
15631 * config/mt/mt-protos.h (mt_return_in_memory): New.
15632 * config/mt/mt.c: Likewise.
15633 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15634 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15635 * config/bfin/bfin.h: Likewise.
15636 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15638 * config/bfin/bfin.c: Likewise.
15639 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15640 * config/alpha/unicosmk.h: Likewise.
15641 * config/i386/cygming.h: Likewise.
15642 * config/iq2000/iq2000.h: Likewise.
15643 * config/mips/mips.h: Likewise.
15644 * config/mn10300/mn10300.h: Likewise.
15645 * config/rs6000/rs6000.h: Likewise.
15646 * config/score/score.h: Likewise.
15647 * config/spu/spu.h: Likewise.
15648 * config/v850/v850.h: Likewise.
15649 * defaults.h: Likewise.
15650 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15651 * expr.c (emit_block_move): Adjust use of
15652 OUTGOING_REG_PARM_STACK_SPACE.
15653 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15654 OUTGOING_REG_PARM_STACK_SPACE.
15655 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15657 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15659 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15660 on OMP_RETURN for OMP_FOR.
15663 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15664 (fortran_common): New function.
15665 (gen_variable_die): Call fortran_common instead of common_check,
15666 adjust for it returning tree instead of rtx. Formatting.
15668 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15672 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15673 * c-decl.c (merge_decls): Ditto.
15674 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15675 to RTL_CONST_OR_PURE_CALL_P.
15676 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15677 Initialized DECL_LOOPING_CONST_PURE.
15678 (process_call_operands): Set tree_side_effects properly.
15679 * tree.h (TREE_READONLY_DECL_P): Removed.
15680 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15681 (DECL_LOOPING_OR_CONST_P): New macro.
15682 (struct tree_function_decl): Added looping_const_or_pure_p.
15683 (ECF_*) Renumbered.
15684 (ECF_LOOPING_OR_CONST_P): New macro.
15685 * rtlanal.c (pure_const_p): Removed.
15686 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15687 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15688 to RTL_CONST_CALL_P.
15689 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15690 (check_decl, check_tree, check_call, scan_function): Initialize
15692 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15693 (static_execute): Set looping true for recursive functions.
15694 Undo setting state to IPA_NEITHER for recursive functions.
15695 * cse.c (cse_insn):
15696 * ifcvt.c (noce_can_store_speculate_p): Changed
15697 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15698 RTL_CONST_OR_PURE_CALL_P.
15699 * dse.c (scan_insn): Ditto.
15700 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15701 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15702 RTL_CONST_OR_PURE_CALL_P.
15703 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15704 pure_call_p to RTL_CONST_CALL_P.
15705 * gimplify.c (gimplify_call_expr): Clear side effects for
15706 non-looping pure and constant calls.
15707 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15708 (flags_from_decl_or_type): Set ecf flags from decl flags.
15709 (initialize_argument_information): Turn off
15710 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15711 Change const to pure if callee_copies is true rather than just
15713 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15714 way of marking pure calls.
15715 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15716 Remove hack that was supposed to fix pr7335 and remove old
15717 way of marking pure calls.
15718 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15719 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15720 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15721 RTL_CONST_OR_PURE_CALL_P.
15722 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15723 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15724 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15725 * sched-deps.c (schedule_analyze): Ditto.
15726 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15727 return_val field of calls to represent pure and const function info.
15728 (CONST_OR_PURE_CALL_P): Deleted macro.
15729 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15730 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15731 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15733 * tree-optimize.c (execute_fixup_cfg): Added test for
15734 ECF_LOOPING_CONST_OR_PURE.
15735 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15737 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15738 effects for looping pure or const calls.
15739 (verify_gimple_expr): Added verification code.
15740 * config/alpha/alpha.c (alpha_legitimize_address,
15741 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15743 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15744 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15745 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15746 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15747 RTL_CONST_OR_PURE_CALL_P.
15748 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15749 and const calls to be deleted.
15751 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15754 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15755 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15756 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15757 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15758 to handle nonimmediate operands.
15759 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15760 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15761 to handle nonimmediate operands.
15762 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15763 (mmx_pmulhrwv4hi3): New expander. Use
15764 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15765 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15766 (sse2_umulv1siv1di3): New expander. Use
15767 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15768 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15769 (mmx_eq<mode>3): New expander. Use
15770 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15771 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15772 (mmx_uavgv8qi3): New expander. Use
15773 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15774 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15775 (mmx_uavgv4hi3): New expander. Use
15776 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15778 * config/i386/sse.md
15779 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15780 to handle nonimmediate operands.
15781 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15782 to handle nonimmediate operands.
15783 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15784 to handle nonimmediate operands.
15785 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15786 to handle nonimmediate operands.
15787 (sse2_unpckhpd_exp): New expander. Use
15788 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15789 (sse2_unpcklpd_exp): New expander. Use
15790 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15791 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15792 to handle nonimmediate operands.
15793 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15794 to handle nonimmediate operands.
15795 (*sse2_<plusminus_insn><mode>3): Rename from
15796 sse2_<plusminus_insn><mode>3 insn pattern.
15797 (sse2_<plusminus_insn><mode>3): New expander. Use
15798 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15799 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15800 (sse2_umulv2siv2di3): New expander. Use
15801 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15802 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15803 (sse4_1_mulv2siv2di3): New expander. Use
15804 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15805 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15806 (sse2_pmaddwd): New expander. Use
15807 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15808 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15809 (sse2_eq<mode>3): New expander. Use
15810 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15811 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15812 (sse4_1_eqv2di3): New expander. Use
15813 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15814 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15815 (sse2_uavgv16qi3): New expander. Use
15816 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15817 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15818 (sse2_uavgv16qi3): New expander. Use
15819 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15820 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15821 (sse2_uavgv8hi3): New expander. Use
15822 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15823 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15824 (ssse3_pmulhrswv8hi3): New expander. Use
15825 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15826 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15827 (ssse3_pmulhrswv4hi3): New expander. Use
15828 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15830 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15831 (<sse>_vmmul<mode>3): Ditto.
15832 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15834 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15835 (ssse3_pmaddubsw): Ditto.
15837 * config/i386/i386.c (struct_builtin_description)
15838 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15839 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15840 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15841 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15842 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15843 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15844 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15845 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15846 (ix86_fixup_binary_operands): Assert that src1
15847 and src2 must have the same mode when swapped.
15848 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15849 and ix86_binary_operator_ok. Do not force operands in registers
15852 2008-05-07 Jan Hubicka <jh@suse.cz>
15854 * cgraph.c (dump_cgraph_node): Update.
15855 * cgraph.h (cgraph_local_info): Break out inline summary.
15856 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15858 * ipa-inline (inline_summary): New accestor function.
15859 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15860 cgraph_decide_inlining, compute_inline_parameters): Update.
15861 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15863 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15865 Cleanup ColdFire scheduling support and add V4 pipeline model.
15867 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15868 (define_attr cpu): Add cfv4 value.
15869 (define_attr type, define_attr type1): Merge into a single 'type'
15870 attribute. Update all uses.
15871 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15872 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15874 (define_attr opx_mem, define_attr opy_mem): Remove.
15875 (define_attr op_mem): Clean up, update comment.
15876 (define_attr size): Use specific values instead of general int.
15877 (define_attr guess, define_attr split): Remove. Update all uses.
15878 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15879 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15880 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15881 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15882 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15883 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15884 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15885 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15886 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15887 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15888 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15889 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15890 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15891 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15892 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15893 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15894 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15895 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15896 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15897 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15898 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15899 Update or set attributes.
15900 (stack_tie): New fake instruction.
15902 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15903 (m68k_sched_attr_size): Update declaration.
15904 (m68k_sched_attr_type2): Remove.
15905 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15906 Declare new bypass predicates.
15908 * config/m68k/m68k.c (m68k_sched_issue_rate,
15909 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15911 (TARGET_SCHED_ISSUE_RATE,
15912 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15913 (override_options): Handle scheduling for ColdFire V4 core.
15914 (m68k_expand_prologue): Emit stack_tie.
15915 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15916 'OP_TYPE_FPN'. Update all uses.
15917 (sched_guess_p): Remove.
15918 (sched_address_type): Handle symbolic addresses.
15919 (sched_get_operand): New static function.
15920 (sched_operand_type): Merge into sched_attr_op_type.
15921 (sched_attr_op_type): Handle FP registers, handle quick constants,
15923 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15924 (m68k_sched_attr_size): Update. Move logic to ...
15925 (sched_get_attr_size_int): New static function.
15926 (sched_get_opxy_mem_type): New static function.
15927 (m68k_sched_attr_op_mem): Update.
15928 (m68k_sched_attr_type2): Remove.
15929 (sched_cfv4_bypass_data): New static variable.
15930 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15931 (m68k_sched_issue_rate): Implement scheduler hook.
15932 (struct _sched_ib: enabled_p): New field.
15933 (m68k_sched_variable_issue): Update. Handle V4.
15934 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15935 sched_dump_class_func_t, sched_dump_split_class,
15936 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15937 sched_dump_dfa_class, m68k_sched_dump): Remove.
15938 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15940 (m68k_sched_init_global): Remove statisctics dumping, introduce
15941 sanity check that all instructions have pipeline reservations. Handle
15943 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15944 Handle ColdFire V4 core.
15945 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15946 New static functions.
15947 (m68k_sched_address_bypass_p): New bypass predicate.
15948 (sched_get_indexed_address_scale): New static function.
15949 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15951 * cf.md: Update comments.
15952 (define_attr type2): Remove. Use 'type' attribute instead.
15954 (cf_ib): Rename to cfv123_ib. Update all uses.
15955 (cf_oep): Rename to cfv123_oep. Update all uses.
15956 (cf_chr): Rename to cfv123_chr. Update all uses.
15957 (cf_mem): Rename to cfv123_mem. Update all uses.
15958 (cf_mac): Move to more appropriate place.
15959 (cfv123_guess): New automaton and cpu_unit.
15960 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15961 Update uses of 'size' attribute. Handle before reload scheduling.
15962 (cfv123_guess): New dummy reservation for unhandled instructions.
15963 (cfv4_*): Pipeline description of ColdFire V4 core.
15964 (ignore): New reservation to handle 'ignore' type.
15966 2008-05-07 Ian Lance Taylor <iant@google.com>
15968 PR middle-end/36013
15969 * gimplify.c (find_single_pointer_decl_1): Don't look through
15971 (find_single_pointer_decl): Adjust comments.
15973 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15975 PR middle-end/36137
15976 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15977 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15979 PR middle-end/36106
15980 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15981 integral type rather than floating point, then VIEW_CONVERT_EXPR
15982 to the floating point type.
15984 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15986 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15987 TFmode op0 to register.
15989 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15991 * c-decl.c (grokdeclarator): Comment typo.
15993 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15995 * tree-flow.h: Remove prototype for computed_goto_p.
15996 * tree-cfg.c (computed_goto_p): Make static.
15998 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
16001 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
16002 (contains_aligned_value_p): This. Handle _Decimal128.
16003 (ix86_function_arg_boundary): Only align _Decimal128 to its
16004 natural boundary and handle it properly.
16006 2008-05-06 Martin Jambor <mjambor@suse.cz>
16008 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
16009 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
16010 (ipcp_method_set_orig_node): Removed.
16011 (ipcp_cval_get_cvalue_type): Removed.
16012 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
16013 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
16014 (ipcp_cval_set_cvalue_type): Removed.
16015 (ipcp_cval_get_cvalue): Removed.
16016 (ipcp_cval_set_cvalue): Removed.
16017 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
16018 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
16019 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
16020 (ipcp_cval_meet): Renamed to ipa_lattice_meet
16021 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
16022 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
16023 (ipcp_get_ith_lattice): Changed parameters.
16024 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
16025 (ipcp_lattice_from_jfunc): Changed parameters.
16026 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
16027 (ipcp_method_cval_print): Added temporary variable info.
16028 (ipcp_redirect): Removed already unused local variable caller.
16029 (ipcp_redirect): New temporary variable orig_callee_info
16030 (ipcp_redirect): Removed newly unused local variable callee.
16031 (ipcp_redirect): Removed (a bit confusing) local variable type.
16032 (ipcp_insert_stage): Added local variable info.
16033 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
16035 (ipcp_formal_create): Removed.
16036 (ipcp_method_cval_set): Removed.
16037 (ipcp_propagate_stage): Renamed lattice variables.
16038 (ipcp_method_cval_set_cvalue_type): Removed.
16039 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16040 (ipcp_print_all_lattices): Changed printed strings to refer to
16041 lattices rather than cvals.
16042 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16043 (ipcp_propagate_const): Changed formal parameters.
16044 (build_const_val): Changed formal parameters.
16045 (ipcp_insert_stage): Removed useless variable cvalue
16046 (build_const_val): Changed formal parameters.
16047 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16048 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16049 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16050 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16051 (ipcp_print_func_profile_counts): Changed string from "method" to
16053 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16054 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16055 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16056 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16057 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16058 (ipcp_lat_is_const): Changed parameters and made inline.
16059 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16060 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16061 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16062 the predicate condition directly
16063 (ipcp_propagate_stage): Added local variable args. Removed local
16064 variable callee. (Both are mere code simplifications.)
16065 (ipcp_method_dont_insert_const): Renamed to
16066 ipcp_node_not_modifiable_p.
16067 (ipcp_node_not_modifiable_p): Made inline.
16068 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16069 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16070 (ipcp_print_all_lattices): Removed variable cvalue
16071 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16074 2008-05-06 Olivier Hainque <hainque@adacore.com>
16076 * tree-sra.c (try_instantiate_multiple_fields): Early return
16077 if field has POINTER_TYPE.
16079 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16081 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16082 by using 'q' specifier for instruction.
16083 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16085 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16087 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16088 Change mode of zero_extract from QImode to HImode.
16089 (sign bit tests peepholes): (Ditto.).
16091 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16093 * config/i386/mmx.md: Remove double backslashes from asm templates.
16094 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16095 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16096 to handle nonimmediate operands.
16097 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16098 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16099 to handle nonimmediate operands.
16100 (*mmx_<code>v2sf3_finite): New insn pattern.
16101 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16102 (mmx_<code>v2sf3): New expander. Use
16103 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16104 (mmx_<plusminus_insn><mode>3): New expander. Use
16105 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16106 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16107 (mmx_add<mode>3): Removed.
16108 (mmx_ssadd<mode>3): Ditto.
16109 (mmx_usadd<mode>3): Ditto.
16110 (mmx_sub<mode>3): Ditto.
16111 (mmx_sssub<mode>3): Ditto.
16112 (mmx_ussub<mode>3): Ditto.
16113 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16114 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16115 to handle nonimmediate operands.
16116 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16118 (mmx_smulv4hi3_highpart): New expander. Use
16119 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16120 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16122 (mmx_umulv4hi3_highpart): New expander. Use
16123 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16124 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16125 (mmx_<code>v4hi3): New expander. Use
16126 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16127 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16128 (mmx_<code>v8qi3): New expander. Use
16129 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16130 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16131 (mmx_<code><mode>3): New expander. Use
16132 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16134 2008-05-05 Jan Hubicka <jh@suse.cz>
16136 PR tree-optimization/36118
16137 * passes.c (pass_init_dump_file): Fix dump header.
16139 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16141 PR middle-end/36141
16142 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16143 VCE for function decls.
16145 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16147 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16149 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16151 * config/i386/i386.md (sat_plusminus): New.
16152 (plusminus_insn): Likewise.
16153 (plusminus_mnemonic): Likewise.
16155 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16156 (*<addsub><mode>3_cc_overflow): Renamed to ...
16157 (*<plusminus_insn><mode>3_cc_overflow): This.
16158 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16159 (*<plusminus_insn>si3_zext_cc_overflow): This.
16161 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16162 (<plusminus_insn><mode>3): This.
16163 (*<addsub><mode>3): Renamed to ...
16164 (*<plusminus_insn><mode>3): This.
16165 (<sse>_vm<addsub><mode>3): Renamed to ...
16166 (<sse>_vm<plusminus_insn><mode>3): This.
16167 (sse3_h<addsub>v4sf3): Renamed to ...
16168 (sse3_h<plusminus_insn>v4sf3): This.
16169 (sse3_h<addsub>v2df3): Renamed to ...
16170 (sse3_h<plusminus_insn>v2df3): This.
16171 (<plusminus_insn><mode>3): New.
16172 (*<plusminus_insn><mode>3): Likewise.
16173 (sse2_<plusminus_insn><mode>3): Likewise.
16174 (add<mode>): Removed.
16175 (*add<mode>3): Likewise.
16176 (sse2_ssadd<mode>3): Likewise.
16177 (sse2_usadd<mode>3): Likewise.
16178 (sub<mode>3): Likewise.
16179 (*sub<mode>3): Likewise.
16180 (sse2_sssub<mode>3): Likewise.
16181 (sse2_ussub<mode>3): Likewise.
16183 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16185 * gthr-single.h: Add in required interface elements as per gthr.h.
16186 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16187 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16188 Generalize UNUSED macro.
16189 (__gthread_once): Add.
16190 (__gthread_key_create): Add.
16191 (__gthread_key_delete): Add.
16192 (__gthread_getspecific): Add.
16193 (__gthread_setspecific): Add.
16195 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16197 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16198 the same size types for the indirect reference on the rhs, then
16201 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16203 * config/i386/i386.md
16204 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16205 one insn template instead of template series.
16206 (*xordi_1_rex64): Ditto.
16207 (*xordi_2_rex64): Ditto.
16209 2008-05-05 Ira Rosen <irar@il.ibm.com>
16211 PR tree-optimization/36119
16212 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16215 2008-06-04 Jan Hubicka <jh@suse.cz>
16217 tree-optimization/36100
16218 * tree-pass.h (pass_O0_always_inline): Declare.
16219 * ipa-inline.c (inline_transform): Remove dead code.
16220 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16221 pass_O0_always_inline): New.
16222 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16224 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16226 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16227 mnemonic in this_param move for TARGET_64BIT.
16229 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16231 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16232 (*strmovsi_rex_1): Ditto.
16233 (*strsetsi_1): Ditto.
16234 (*strsetsi_rex_1): Ditto.
16236 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16237 adddicc expanders using SWI mode iterator.
16239 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16242 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16245 2008-05-04 David S. Miller <davem@davemloft.net>
16247 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16248 (sparc*-*-linux*): Use linux.h in tm_file.
16249 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16250 compiler defaulting to 32-bit.
16251 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16253 * config/sparc/linux.h: Remove definitions now obtained
16254 properly from linux.h
16255 * config/sparc/linux64.h: Likewise.
16256 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16257 don't want this setting for 32-bit builds in a biarch compiler.
16258 * doc/install.texi: Add sparc-linux to list of targets
16259 supporting --enable-targets=all.
16261 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16263 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16265 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16267 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16268 after V4SI_FTYPE_V8HI.
16269 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16270 case V4SI_FTYPE_V2DF.
16272 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16274 * doc/invoke.texi (max-flow-memory-locations): Removed.
16275 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16277 2008-05-03 Richard Guenther <rguenther@suse.de>
16279 PR middle-end/34973
16280 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16282 2008-05-02 David S. Miller <davem@davemloft.net>
16284 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16286 2008-05-02 Simon Baldwin <simonb@google.com>
16289 * c-common.h (warn_array_subscript_range): Removed.
16290 * c-common.c (warn_array_subscript_range): Ditto.
16291 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16292 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16294 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16296 * config/i386/i386.c (ix86_special_builtin_type): New.
16297 (bdesc_special_args): Likewise.
16298 (ix86_expand_special_args_builtin): Likewise.
16299 (ix86_init_mmx_sse_builtins): Updated.
16300 (ix86_expand_builtin): Updated.
16301 (ix86_expand_store_builtin): Removed.
16302 (ix86_expand_unop_builtin): Likewise.
16304 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16305 * config/i386/mmintrin.h (__v2sf): Here.
16307 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16309 (_mm_loadl_pi): Likewise.
16310 (_mm_storeh_pi): Replace __v2si with __v2sf.
16311 (_mm_storel_pi): Likewise.
16313 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16314 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16315 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16316 __builtin_ia32_loadlpd.
16318 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16320 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16321 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16322 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16323 (ix86_init_mmx_sse_builtins): Updated.
16324 (ix86_expand_args_builtin): Likewise.
16325 (ix86_expand_builtin): Likewise.
16326 (ix86_expand_unop1_builtin): Renamed to ...
16327 (ix86_expand_unop_vec_merge_builtin): This.
16329 2008-05-01 Jan Hubicka <jh@suse.cz>
16332 * ipa-inline.c (inline_generate_summary): Make static.
16333 (inline_transform): Do not call inlining at -O0; make static.
16334 * passes.c (execute_todo): Add sanity check.
16335 (execute_one_ipa_transform_pass): Execute proper flags.
16337 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16339 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16340 (DECL_NONADDRESSABLE_P): Likewise.
16341 * alias.c (record_component_aliases): Fix comment.
16343 2008-05-01 Simon Baldwin <simonb@google.com>
16345 * c-common.h (warn_array_subscript_range): New function.
16346 * c-common.c (warn_array_subscript_range): Ditto.
16347 * tree-vrp.c (check_array_ref): Corrected code to agree with
16348 comment, ignoring only arrays of size 0 or size 1.
16349 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16351 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16353 * config/i386/i386.c (ix86_builtin_type): Replace
16354 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16355 (bdesc_args): Updated.
16356 (ix86_init_mmx_sse_builtins): Likewise.
16357 (ix86_expand_args_builtin): Likewise.
16359 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16362 * doc/extend.texi: Correct __builtin_ia32_palignr.
16364 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16367 * config/i386/i386.c (bdesc_crc32): Removed.
16368 (ix86_expand_crc32): Likewise.
16369 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16370 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16371 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16372 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16373 UINT_FTYPE_UINT_UCHAR.
16374 (bdesc_args): Updated. Add crc32 builtins.
16375 (ix86_init_mmx_sse_builtins): Updated.
16376 (ix86_expand_args_builtin): Updated to support subreg.
16378 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16380 2008-05-01 Jan Hubicka <jh@suse.cz>
16382 * tree-pass.h (opt_pass): Add IPA_PASS.
16383 (varpool_node, cgraph_node): Forward declare.
16384 (ipa_opt_pass): Define.
16385 (pass_ipa_inline): Turn into ipa_opt_pass.
16386 (pass_apply_inline): Remove.
16387 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16388 (apply_inline): Turn into ....
16389 (inline_transform): ... this one.
16390 (inline_generate_summary): New function.
16391 (pass_apply_inline): Remove.
16392 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16394 (struct function): Add ipa_transforms_to_apply.
16395 * passes.c (register_one_dump_file): Work on IPA_PASS.
16396 (init_optimization_passes): Remove pass_inline_parameters and
16398 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16399 (execute_one_pass) ... here; apply transforms when possible.
16400 (add_ipa_transform_pass, execute_ipa_summary_asses,
16401 execute_one_ipa_transform_pass): New.
16402 (execute_ipa_pass_list): Update for IPA_PASS type.
16404 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16406 * config/i386/i386.c (ix86_builtin_type): Add
16407 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16408 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16409 (bdesc_args): Add SSE4a builtins.
16410 (ix86_init_mmx_sse_builtins): Updated.
16411 (ix86_expand_args_builtin): Likewise.
16412 (ix86_expand_builtin): Likewise.
16414 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16416 * config/i386/i386.c (ix86_builtin_type): Add
16417 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16418 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16419 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16420 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16421 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16422 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16423 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16424 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16425 and DI_FTYPE_DI_DI_INT.
16426 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16427 (ix86_init_mmx_sse_builtins): Updated.
16428 (ix86_expand_args_builtin): Likewise.
16429 (ix86_expand_builtin): Likewise.
16430 (ix86_expand_binop_imm_builtin): Removed.
16432 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16434 2008-04-30 Richard Guenther <rguenther@suse.de>
16436 PR tree-optimization/32921
16437 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16439 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16441 * config/arm/arm.c (arm_unwind_emit): Use
16442 crtl->all_throwers_are_sibcalls instead of
16443 cfun->all_throwers_are_sibcalls.
16444 (arm_output_fn_unwind): Likewise.
16445 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16446 instead of cfun->uses_pic_offset_table.
16447 (frv_expand_prologue): Likewise.
16448 (frv_frame_pointer_required): Likewise.
16449 (frv_expand_fdpic_call): Likewise.
16450 (frv_emit_movsi): Likewise.
16451 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16452 cfun->returns_pcc_struct instead of
16453 current_function_returns_pcc_struct.
16454 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16455 instead of cfun->calls_eh_return.
16456 (m32c_pushm_popm): Likewise.
16457 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16458 "extern" declaration.
16460 2008-04-30 Richard Guenther <rguenther@suse.de>
16462 PR tree-optimization/21636
16463 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16465 (evaluate_stmt): Print the likely value.
16466 (ccp_visit_stmt): Avoid excessive vertical spacing.
16468 2008-04-30 Rafael EspÃndola <espindola@google.com>
16470 * builtins.c (fold_call_expr): Return realret.
16471 * tree-ssa-threadedge.c
16472 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16473 __builtin_object_size.
16475 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16477 * gcc.c (wrapper_string): New variable.
16478 (insert_wrapper): New function.
16479 (execute): New option -wrapper.
16480 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16482 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16484 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16485 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16486 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16488 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16489 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16490 config/rs6000/e500crtres64gprctr.asm,
16491 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16492 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16493 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16494 config/rs6000/e500crtsav64gprctr.asm,
16495 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16496 config/rs6000/e500crtsavg64gprctr.asm: New files.
16497 * config/rs6000/t-ppccomm: Add build rules for new files.
16498 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16499 * config/rs6000/t-netbsd: Add build rules for new files.
16500 (LIB2FUNCS_STATIC_EXTRA): New variable.
16501 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16502 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16503 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16505 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16507 * config/i386/i386.c (ix86_builtin_type): Add
16508 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16509 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16510 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16511 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16512 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16513 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16514 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16515 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16516 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16517 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16518 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16519 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16520 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16521 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16522 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16523 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16524 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16525 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16526 V1DI_FTYPE_V2SI_V2SI.
16527 (bdesc_2arg): Moved to ...
16528 (bdesc_args): Here.
16529 (ix86_init_mmx_sse_builtins): Updated.
16530 (ix86_expand_args_builtin): Updated. Take a pointer
16531 to const struct builtin_description. Handle comparison
16533 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16534 (ix86_expand_builtin): Updated.
16536 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16537 (ssse3_pmaddubsw128): This.
16538 (ssse3_pmaddubswv4hi3): Renamed to ...
16539 (ssse3_pmaddubsw): This.
16541 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16542 (__builtin_ia32_packssdw128): Likewise.
16543 (__builtin_ia32_packuswb128): Likewise.
16544 (__builtin_ia32_pmaddubsw): Likewise.
16545 (__builtin_ia32_pmaddubsw128): Likewise.
16547 2008-04-30 Richard Guenther <rguenther@suse.de>
16549 PR tree-optimization/14847
16550 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16551 (recognize_bits_test): Use it.
16552 (recognize_single_bit_test): Likewise.
16554 2008-04-30 Martin Jambor <mjambor@suse.cz>
16556 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16557 instead of setting number of formal parameters to zero.
16558 (ipcp_init_stage): Do not set the number of actual parameters to zero
16560 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16561 which are called with variable number of arguments.
16562 (ipcp_insert_stage): Explicitely skipping all nodes which are
16563 called with variable number of arguments.
16564 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16565 number of parameters.
16567 * ipa-prop.h (struct ipa_node_params): Added flag
16568 called_with_var_arguments
16569 (ipa_set_param_count): Added. Changed sole setter to use it.
16570 (ipa_get_param_count): Added. All readers of param_count
16571 converted to use it instead.
16572 (ipa_set_called_with_variable_arg): Added.
16573 (ipa_is_called_with_var_arguments): Added.
16574 (ipa_get_ith_param): Added. All readers of param_decls converted
16576 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16578 (ipa_get_cs_argument_count): Added, all readers of argument_count
16580 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16583 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16584 (struct ipcp_lattice): Renamed cval_type to type
16585 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16587 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16588 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16589 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16590 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16591 (build_const_val): Changed the type of parameter cvalue to tree
16592 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16593 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16595 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16598 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16599 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16600 (ipa_add_method): Renamed to ipa_push_func_to_list
16601 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16602 (ipa_callsite_param_count): Removed.
16603 (ipa_callsite_param_count_set): Removed.
16604 (ipa_callsite_param): Removed.
16605 (ipa_callsite_callee): Removed.
16606 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16607 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16608 (ipa_method_formal_count): Removed.
16609 (ipa_method_formal_count_set): Removed.
16610 (ipa_method_get_tree): Removed.
16611 (ipa_method_tree_map_create): Removed.
16612 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16613 (ipa_create_param_decls_array): Creates the array itself
16614 (ipa_create_param_decls_array): Temporary variable info instead of
16615 a few dereferences.
16616 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16617 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16618 (get_type): Removed.
16619 (ipa_jf_get_info_type): Removed.
16620 (ipa_node_create): Renamed to ipa_create_node_params
16621 (ipa_free): Renamed to ipa_free_all_node_params
16622 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16623 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16624 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16625 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16626 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16627 ipa_free_all_edge_args
16628 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16629 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16630 (ipa_create_methodlist_node): Removed.
16631 (ipa_methodlist_method): Removed.
16632 (ipa_methodlist_method_set): Removed.
16633 (ipa_methodlist_next_method): Removed.
16634 (ipa_methodlist_next_method_set): Removed.
16635 (ipa_method_is_modified): Removed.
16636 (ipa_method_modify_create): Removed.
16637 (ipa_method_modify_init): Temporary variable info instead of a few
16639 (ipa_detect_param_modifications): Temporary variable info instead of
16640 a few dereferences.
16641 (ipa_compute_jump_functions): Temporary variable info instead of
16642 a few dereferences.
16643 (ipa_method_modify_set): Removed.
16644 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16645 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16646 than craph_node as the first parameter.
16647 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16648 (ipa_method_modify_init): Removed.
16649 (ipa_compute_jump_functions): Added a temp variable instead of
16650 repeatadly dereferencing the cgraph_edge.aux pointer
16651 (ipa_callsite_param_set_type): Removed.
16652 (ipa_compute_jump_functions): i renamed to index and moved to
16654 (ipa_callsite_param_set_info_type_formal): Removed.
16655 (ipa_callsite_param_set_info_type): Removed.
16656 (ipa_callsite_param_map_create): Removed.
16657 (ipa_callsite_tree): Removed.
16658 (ipa_callsite_caller): Removed.
16659 (ipa_pop_func_from_list): return_method removed to return_func
16661 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16662 prefixed all values with IPA_. Changed all users.
16663 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16664 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16665 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16666 (union parameter_info): Renamed to jump_func_value.
16667 (union jump_func_value): Renamed value to constant
16668 (struct ipa_jump_func): Renamed info_type to value
16669 (struct ipa_node): Renamed to ipa_node_params
16670 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16671 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16672 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16673 (struct ipa_edge): Renamed to ipa_edge_args
16674 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16675 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16676 (struct ipa_methodlist): Renamed to ipa_func_list
16677 (struct ipa_func_list): method_p renamed to node, next_method
16679 (ipa_methodlist_p): Removed, switched all users to struct pointer
16680 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16682 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16684 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16685 (rs6000_emit_epilogue): Use backchain to restore only when we
16686 have a large frame. Make use of frame pointer to restore if we
16687 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16689 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16691 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16692 Add mode to zero_extract.
16693 (sign bit tests peepholes): (Ditto.).
16695 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16697 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16698 Instructions in comments with SSE3.
16699 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16700 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16701 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16702 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16703 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16704 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16705 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16706 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16707 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16708 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16709 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16710 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16711 (bdesc_sse_args): Renamed to ...
16712 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16713 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16714 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16715 IX86_BUILTIN_FABSQ.
16716 (bdesc_1arg): Moved to ...
16717 (bdesc_args): Here.
16718 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16719 Instructions in comments with SSE3.
16720 (ix86_expand_sse_operands_builtin): Renamed to ...
16721 (ix86_expand_args_builtin): This. Updated.
16722 (ix86_expand_unop1_builtin): Update comments.
16723 (ix86_expand_builtin): Updated.
16725 2008-04-29 Richard Guenther <rguenther@suse.de>
16727 PR tree-optimization/36078
16728 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16729 Update virtual SSA form after cleaning up the CFG.
16731 2008-04-29 Richard Guenther <rguenther@suse.de>
16733 PR middle-end/15255
16734 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16736 2008-04-29 Richard Guenther <rguenther@suse.de>
16738 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16739 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16740 (compute_flow_insensitive_aliasing): Do not treat
16741 PTR_IS_REF_ALL pointers special.
16742 (get_smt_for): Likewise.
16743 (may_alias_p): Re-structure.
16744 (is_escape_site): A ref-all pointer conversion is not an escape site.
16745 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16746 PTR_IS_REF_ALL pointers special.
16747 * tree-ssa-structalias.h (struct alias_info): Remove
16748 ref_all_symbol_mem_tag field.
16749 (PTR_IS_REF_ALL): Remove.
16751 2008-04-29 Richard Guenther <rguenther@suse.de>
16753 PR middle-end/36077
16754 * fold-const.c (extract_muldiv_1): In combining division constants
16755 make sure to never overflow.
16757 2008-04-29 Nick Clifton <nickc@redhat.com>
16759 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16761 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16764 * optc-gen.awk: Work around HP-UX/IA awk bug.
16766 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16768 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16771 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16774 * config/i386/i386.md
16775 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16776 Change operand 1 predicate to nonimmediate_operand.
16778 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16781 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16783 * gengtype.c (walk_type, write_func_for_structure): Handle
16785 * doc/gty.texi: Document chain_circular.
16787 2008-04-28 Richard Guenther <rguenther@suse.de>
16789 PR tree-optimization/36066
16790 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16793 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16796 * config/i386/i386.md
16797 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16798 Use match_scratch instead of match_operand for operands 3 and 4.
16800 2008-04-27 Richard Guenther <rguenther@suse.de>
16802 PR tree-optimization/18754
16803 PR tree-optimization/34223
16804 * tree-pass.h (pass_complete_unrolli): Declare.
16805 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16806 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16807 Rewrite loop into loop closed SSA form if it is not already.
16808 (tree_unroll_loops_completely): Re-structure to iterate over
16809 innermost loops with intermediate CFG cleanups.
16810 Unroll outermost loops only if requested or the code does not grow
16812 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16813 loops are available.
16814 (tree_vectorize): Instead do so here.
16815 (tree_complete_unroll): Also unroll outermost loops.
16816 (tree_complete_unroll_inner): New function.
16817 (gate_tree_complete_unroll_inner): Likewise.
16818 (pass_complete_unrolli): New pass.
16819 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16820 uses outside of the loop.
16821 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16822 form if it is available.
16823 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16824 * passes.c (init_optimization_passes): Schedule complete inner
16825 loop unrolling pass before the first CCP pass after final inlining.
16827 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16829 * targhooks.h (default_emutls_var_fields,
16830 default_emutls_var_init): Declare.
16831 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16832 * target.h (struct gcc_target): Add struct emutls member.
16833 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16834 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16835 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16836 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16837 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16838 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16839 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16840 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16841 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16842 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16843 emit debug information.
16844 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16845 * varasm.c: Include targhooks.h.
16846 (emutls_object_section, emutls_tmpl_section): New.
16847 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16848 (EMUTLS_SEPARATOR): New.
16849 (prefix_name): New.
16850 (get_emutls_object_name): New.
16851 (default_emutls_var_fields): New, broken out of ...
16852 (get_emutls_object_type): ... here. Adjust to use target hooks.
16853 (get_emutls_init_templ_addr): Adjust to use target hooks.
16854 (emutls_decl): Adjust to use target hooks.
16855 (emutls_finish): Likewise.
16856 (default_emutls_var_init): New, broken out of ...
16857 (assemble_variable): ... here. Adjust to use target hooks.
16858 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16859 SECCAT_EMUTLS_TMPL.
16860 * c-common.c (handle_section_attribute): Prevent overriding
16861 sections for emulated tls with special sections.
16862 * config/i386/i386.c (x86_64_elf_select_section): Add
16863 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16864 (x86_64_elf_unique_section): Likewise.
16865 * config/vxworks.c: Include tree.h.
16866 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16867 (vxworks_override_options): Set TLS scheme.
16868 * doc/tm.texi (Emulated TLS): New node.
16870 2008-04-26 Simon Baldwin <simonb@google.com>
16873 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16874 with propagated string constants.
16876 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16878 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16879 constraint for operand 2 when operand 0 is memory operand.
16880 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16881 operand 0 is memory operand.
16882 (fix_trunc<mode>_i387_with_temp): Ditto.
16883 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16884 operand 2 when operand 1 is memory operand.
16885 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16886 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16887 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16888 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16889 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16890 operands 2,3 and 4 when operand 1 is memory operand.
16891 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16893 (fistdi2_floor_with_temp): Ditto.
16894 (fist<mode>2_floor_with_temp): Ditto.
16895 (fistdi2_ceil_with_temp): Ditto.
16896 (fist<mode>2_ceil_with_temp): Ditto.
16897 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16899 2008-04-26 David Daney <ddaney@avtrex.com>
16901 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16903 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16904 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16905 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16906 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16907 (compare_and_swap_12): New insn.
16908 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16909 * config/mips/mips.c (mips_force_binary): New function.
16910 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16911 (mips_expand_compare_and_swap_12): New function.
16912 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16914 2008-04-25 Jan Hubicka <jh@suse.cz>
16917 * cfgexpand.c (pass_expand): Turn into RTL pass.
16918 * passes.c (execute_one_pass): Do pass typechecking after execution.
16919 * tree-pass.h (pass_expand): Turn into RTL pass.
16921 * function.h (struct rtl_data): Move here fields
16922 accesses_prior_frames, calls_eh_return, saves_all_registers,
16923 has_nonlocal_goto, has_asm_statement, is_thunk,
16924 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16925 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16926 arg_pointer_save_area_init from struct function; turn into bool.
16927 (struct function): Move
16928 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16929 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16930 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16931 tail_call_emit, arg_pointer_save_area_init
16932 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16933 (current_function_returns_struct, current_function_returns_pcc_struct,
16934 current_function_calls_setjmp, current_function_calls_alloca,
16935 current_function_accesses_prior_frames,
16936 current_function_calls_eh_return, current_function_is_thunk,
16937 current_function_stdarg, current_function_profile,
16938 current_function_limit_stack, current_function_uses_pic_offset_table,
16939 current_function_uses_const_pool, current_function_has_nonlocal_label,
16940 current_function_saves_all_registers,
16941 current_function_has_nonlocal_goto,
16942 current_function_has_asm_statement): Remove accesor macros.
16943 * ra-conflict.c (global_conflicts): Update.
16944 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16945 (suitable_for_tail_call_opt_p): Update.
16946 * builtins.c (expand_builtin_return_addr): Update.
16947 (expand_builtin_setjmp_setup): Update.
16948 (expand_builtin_nonlocal_goto): Update.
16949 * final.c (final_start_function): Update.
16950 (profile_function): Update.
16951 (leaf_function_p): Update.
16952 (only_leaf_regs_used): Update.
16953 * df-scan.c (df_get_exit_block_use_set): Update.
16954 * dojump.c (clear_pending_stack_adjust): Update.
16955 * tree-stdarg.c (gate_optimize_stdarg): Update.
16956 * gimple-low.c (lower_function_body): Update.
16957 * global.c (compute_regsets): Update.
16958 (global_alloc): Update.
16959 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16960 * expr.c (expand_assignment): Update.
16961 * dse.c (dse_step0): Update.
16962 (dse_step1): Update.
16963 * c-decl.c (store_parm_decls): Update.
16964 * local-alloc.c (combine_regs): Update.
16965 (find_free_reg): Update.
16966 * function.c (assign_parms_augmented_arg_list): Update.
16967 (assign_parm_find_data_types): Update.
16968 (assign_parms): Update.
16969 (allocate_struct_function): Update.
16970 (expand_function_start): Update.
16971 (expand_function_end): Update.
16972 (get_arg_pointer_save_area): Update.
16973 (thread_prologue_and_epilogue_insns): Update.
16974 (rest_of_match_asm_constraints): Update.
16975 * stor-layout.c (variable_size): Update.
16976 * gcse.c (gcse_main): Update.
16977 (bypass_jumps): Update.
16978 * gimplify.c (gimplify_function_tree): Update.
16979 * calls.c (emit_call_1): Update.
16980 (expand_call): Update.
16981 * bt-load.c (compute_defs_uses_and_gen): Update.
16982 * except.c (sjlj_assign_call_site_values): Update.
16983 (sjlj_emit_function_enter): Update.
16984 (can_throw_external): Update.
16985 (set_nothrow_function_flags): Update.
16986 (expand_builtin_unwind_init): Update.
16987 (expand_eh_return): Update.
16988 (convert_to_eh_region_ranges): Update.
16989 (output_function_exception_table): Update.
16990 * emit-rtl.c (gen_tmp_stack_mem): Update.
16991 * cfgexpand.c (expand_used_vars): Update.
16992 (tree_expand_cfg): Update.
16993 * cfgcleanup.c (rest_of_handle_jump): Update.
16994 * explow.c (allocate_dynamic_stack_space): Update.
16995 * varasm.c (assemble_start_function): Update.
16996 (force_const_mem): Update.
16997 (mark_constant_pool): Update.
16998 * tree-optimize.c (tree_rest_of_compilation): Update.
16999 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
17000 * tree-cfg.c (notice_special_calls): Update.
17001 (is_ctrl_altering_stmt): Update.
17002 (tree_can_make_abnormal_goto): Update.
17003 (tree_purge_dead_abnormal_call_edges): Update.
17004 * config/alpha/predicates.md: Update.
17005 * config/alpha/alpha.c (alpha_sa_mask): Update.
17006 (alpha_sa_size): Update.
17007 (alpha_does_function_need_gp): Update.
17008 (alpha_expand_prologue): Update.
17009 (alpha_start_function): Update.
17010 (alpha_output_function_end_prologue): Update.
17011 (alpha_expand_epilogue): Update.
17012 * config/frv/frv.c (frv_stack_info): Update.
17013 (frv_expand_epilogue): Update.
17014 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
17015 (s390_register_info): Update.
17016 (s390_frame_info): Update.
17017 (s390_init_frame_layout): Update.
17018 (s390_can_eliminate): Update.
17019 (save_gprs): Update.
17020 * config/spu/spu.c (spu_split_immediate): Update.
17021 (need_to_save_reg): Update.
17022 (spu_expand_prologue): Update.
17023 (spu_expand_epilogue): Update.
17024 * config/sparc/sparc.md: Update.
17025 * config/sparc/sparc.c (eligible_for_return_delay): Update.
17026 (sparc_tls_got): Update.
17027 (legitimize_pic_address): Update.
17028 (sparc_emit_call_insn): Update.
17029 (sparc_expand_prologue): Update.
17030 (output_return): Update.
17031 (print_operand): Update.
17032 (sparc_function_ok_for_sibcall): Update.
17033 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
17034 * config/m32r/m32r.md: Update.
17035 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
17036 (m32r_compute_frame_size): Update.
17037 (m32r_expand_prologue): Update.
17038 (m32r_expand_epilogue): Update.
17039 (m32r_legitimize_pic_address): Update.
17040 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17041 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17042 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17043 (gen_push): Update.
17044 (ix86_save_reg): Update.
17045 (ix86_compute_frame_layout): Update.
17046 (ix86_expand_prologue): Update.
17047 (ix86_expand_epilogue): Update.
17048 * config/sh/sh.c (output_stack_adjust): Update.
17049 (calc_live_regs): Update.
17050 (sh5_schedule_saves): Update.
17051 (sh_expand_prologue): Update.
17052 (sh_expand_epilogue): Update.
17053 (sh_setup_incoming_varargs): Update.
17054 (sh_allocate_initial_value): Update.
17055 (sh_get_pr_initial_val): Update.
17056 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17057 * config/sh/sh.md (label:): Update.
17058 * config/avr/avr.c (out_movhi_mr_r): Update.
17059 * config/crx/crx.h (enum): Update.
17060 * config/xtensa/xtensa.h (along): Update.
17061 * config/stormy16/stormy16.c Update.
17062 (xstormy16_compute_stack_layout): Update.
17063 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17064 (fr30_expand_prologue): Update.
17065 * config/cris/cris.c (cris_conditional_register_usage): Update.
17066 (cris_reg_saved_in_regsave_area): Update.
17067 (cris_initial_frame_pointer_offset): Update.
17068 (cris_simple_epilogue): Update.
17069 (cris_expand_prologue): Update.
17070 (cris_expand_epilogue): Update.
17071 (cris_expand_pic_call_address): Update.
17072 (cris_asm_output_symbol_ref): Update.
17073 (cris_asm_output_label_ref): Update.
17074 * config/cris/cris.md Update.
17075 * config/iq2000/iq2000.c (compute_frame_size): Update.
17076 (iq2000_expand_epilogue): Update.
17077 * config/mt/mt.h (save_direction): Update.
17078 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17079 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17080 (ia64_secondary_reload_class): Update.
17081 * config/m68k/m68k.c (m68k_save_reg): Update.
17082 (m68k_expand_prologue): Update.
17083 (m68k_expand_epilogue): Update.
17084 (legitimize_pic_address): Update.
17085 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17086 (first_reg_to_save): Update.
17087 (first_altivec_reg_to_save): Update.
17088 (compute_vrsave_mask): Update.
17089 (compute_save_world_info): Update.
17090 (rs6000_stack_info): Update.
17091 (spe_func_has_64bit_regs_p): Update.
17092 (rs6000_ra_ever_killed): Update.
17093 (rs6000_emit_eh_reg_restore): Update.
17094 (rs6000_emit_allocate_stack): Update.
17095 (rs6000_emit_prologue): Update.
17096 (rs6000_emit_epilogue): Update.
17097 (rs6000_output_function_epilogue): Update.
17098 (output_profile_hook): Update.
17099 (rs6000_elf_declare_function_name): Update.
17100 * config/rs6000/rs6000.h (rs6000_args): Update.
17101 * config/rs6000/rs6000.md: Update.
17102 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17103 * config/arc/arc.c (arc_output_function_epilogue): Update.
17104 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17105 * config/darwin.c (machopic_function_base_name): Update.
17106 * config/score/score3.c (score3_compute_frame_size): Update.
17109 (score3_epilogue): Update.
17110 * config/score/score7.c (score7_compute_frame_size): Update.
17111 (score7_prologue): Update.
17112 (score7_epilogue): Update.
17113 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17114 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17115 * config/arm/arm.c (use_return_insn): Update.
17116 (require_pic_register): Update.
17117 (arm_load_pic_register): Update.
17118 (arm_compute_save_reg0_reg12_mask): Update.
17119 (arm_compute_save_reg_mask): Update.
17120 (thumb1_compute_save_reg_mask): Update.
17121 (output_return_instruction): Update.
17122 (arm_output_function_prologue): Update.
17123 (arm_output_epilogue): Update.
17124 (arm_get_frame_offsets): Update.
17125 (arm_expand_prologue): Update.
17126 (thumb_pushpop): Update.
17127 (thumb_exit): Update.
17128 (thumb1_expand_prologue): Update.
17129 (thumb1_expand_epilogue): Update.
17130 (arm_unwind_emit): Update.
17131 (arm_output_fn_unwind): Update.
17132 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17133 * config/arm/arm.md: Update.
17134 * config/pa/pa.md: Update.
17135 * config/pa/pa.c (legitimize_pic_address): Update.
17136 (compute_frame_size): Update.
17137 (hppa_expand_prologue): Update.
17138 (hppa_expand_epilogue): Update.
17139 (borx_reg_operand): Update.
17140 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17141 (HARD_REGNO_RENAME_OK): Update.
17142 * config/mips/mips.c (mips_global_pointer): Update.
17143 (mips_save_reg_p): Update.
17144 (mips_compute_frame_info): Update.
17145 (mips_frame_pointer_required): Update.
17146 (mips_expand_prologue): Update.
17147 (mips_expand_epilogue): Update.
17148 (mips_can_use_return_insn): Update.
17149 (mips_reorg_process_insns): Update.
17150 * config/v850/v850.c (compute_register_save_size): Update.
17151 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17152 * config/mmix/mmix.c (along): Update.
17153 (mmix_expand_epilogue): Update.
17154 * config/bfin/bfin.c (legitimize_pic_address): Update.
17155 (must_save_p): Update.
17156 (stack_frame_needed_p): Update.
17157 (add_to_reg): Update.
17158 (bfin_expand_prologue): Update.
17159 * stmt.c (expand_asm_operands): Update.
17160 * reload1.c (reload): Update.
17161 (init_elim_table): Update.
17163 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17165 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17167 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17169 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17170 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17171 (mov<mode>): Removed.
17172 (*movv4sf_internal): Likewise.
17173 (*movv2df_internal): Likewise.
17175 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17177 * config.gcc (crx-*-elf): Remove deprecation.
17179 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17181 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17182 __gcc_deregister_frame with atexit.
17183 (deregister_frame_dtor): Remove.
17185 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17186 Nathan Sidwell <nathan@codesourcery.com>
17188 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17190 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17191 (rs6000_isel): Likewise.
17192 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17193 (rs6000_isel): New variable.
17194 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17196 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17199 * c-common.c (handle_vector_size_attribute): Call
17200 lang_hooks.types.reconstruct_complex_type instead of
17201 reconstruct_complex_type.
17202 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17203 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17204 * langhooks.h (struct lang_hooks_for_types): Add
17205 reconstruct_complex_type hook.
17206 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17207 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17209 2008-04-24 Richard Guenther <rguenther@suse.de>
17211 * c-common.h (check_builtin_function_arguments): Declare.
17212 * c-common.c (validate_nargs): New function.
17213 (check_builtin_function_arguments): Likewise.
17214 * c-typeck.c (build_function_call): Call
17215 check_builtin_function_arguments.
17216 * builtins.c (fold_builtin_classify): Remove error reporting code.
17217 (fold_builtin_unordered_cmp): Likewise.
17218 (fold_builtin_1): Likewise.
17219 (fold_builtin_n): Likewise.
17221 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17223 PR tree-optimization/36008
17224 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17225 the original op1, rather than delta by step.
17227 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17228 Sebastian Pop <sebastian.pop@amd.com>
17230 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17231 eliminate_local_variables_stmt, eliminate_local_variables,
17232 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17233 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17234 of code delimited by two edges in the CFG.
17235 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17236 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17237 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17238 the case of parallelisation of reductions.
17239 (expr_invariant_in_region_p): New.
17241 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17242 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17244 2008-04-24 Ira Rosen <irar@il.ibm.com>
17245 Richard Guenther <rguenther@suse.de>
17247 PR tree-optimization/36034
17248 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17249 incapable of dealing with loads with gaps.
17251 2008-04-24 Rafael EspÃndola <espindola@google.com>
17253 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17254 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17255 vrp_evaluate_conditional.
17256 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17257 (vrp_evaluate_conditional): Split the cond argument.
17258 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17259 (simplify_stmt_for_jump_threading): Update call to
17260 vrp_evaluate_conditional.
17262 2008-04-24 Ira Rosen <irar@il.ibm.com>
17264 PR tree-optimization/35982
17265 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17266 interleaved data-refs are of the same type.
17268 2008-04-24 Danny Smith <dannysmith@users.net>
17270 * c-format.c (check_format_info_main): Use strncmp rather than a
17271 magic prefix to handle multichar length specs.
17272 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17273 Don't prefix "I64" and "I32" with '\0'.
17275 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17278 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17279 in registers for -m32 only if stdarg_p (fntype).
17281 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17283 PR rtl-optimization/36006
17284 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17285 temp to op0 in order to avoid invalid rtx sharing.
17287 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17289 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17290 check TREE_INVARIANT.
17291 * tree-gimple.c (is_gimple_address): New.
17292 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17293 * tree-gimple.h (is_gimple_address): New.
17294 * tree.h (decl_address_invariant_p): New.
17295 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17296 (build_string): Likewise.
17297 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17298 (tree_invariant_p_1): Likewise.
17299 (save_expr): Use it.
17300 (tree_invariant_p): New.
17301 (skip_simple_arithmetic): Use it.
17302 (stabilize_reference_1): Use it.
17303 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17305 (build1_stat): Drop code to compute TREE_INVARIANT.
17306 (build2_stat): Drop code to compute TREE_INVARIANT.
17307 (build3_stat): Drop code to compute TREE_INVARIANT.
17308 (build4_stat): Drop code to compute TREE_INVARIANT.
17309 (build5_stat): Drop code to compute TREE_INVARIANT.
17310 (build7_stat): Drop code to compute TREE_INVARIANT.
17311 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17312 * tree.h (struct tree_base): Remove invariant_flag.
17313 (TREE_INVARIANT): Remove.
17314 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17315 (fold_builtin_expect): Check TREE_CONSTANT.
17316 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17317 * c-tree.h (c_expr_to_decl): Drop third parameter.
17318 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17319 (build_c_cast): Don't set TREE_INVARIANT.
17320 (pop_init_level): Don't set TREE_INVARIANT.
17321 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17322 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17324 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17325 (gimplify_addr_expr): Adjust comment.
17326 * tree-mudflap.c (mf_build_string):
17327 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17328 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17329 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17330 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17331 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17332 * langhooks.h (struct lang_hooks): Drop third parameter from
17335 2008-04-23 Richard Guenther <rguenther@suse.de>
17337 PR tree-optimization/27799
17338 PR tree-optimization/32921
17339 PR tree-optimization/32624
17340 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17341 SMTs aliases and the tag itself into the solution.
17342 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17343 merge the points-to solution back into the SMT aliases.
17344 (may_alias_p): Use alias_set_subset_of instead of
17345 aliases_conflict_p. A pointer which points to
17346 memory with alias set zero may access any variable.
17348 2008-04-23 Richard Guenther <rguenther@suse.de>
17350 * alias.c (alias_set_subset_of): Correctly handle asking
17351 if zero is a subset of an alias set with zero child.
17352 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17353 (compute_flow_insensitive_aliasing): Correctly walk all
17354 pointers. Do not unnecessarily union sets.
17356 2008-04-23 Richard Guenther <rguenther@suse.de>
17358 PR middle-end/36021
17359 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17361 2008-04-22 Tomas Bily <tbily@suse.cz>
17363 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17365 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17367 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17368 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17369 * tree-inline.c (estimate_num_insns_1): Likewise.
17370 * varasm.c (const_hash_1, compare_constant, copy_constant)
17371 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17372 * emit-rtl.c (component_ref_for_mem_expr)
17373 (set_mem_attributes_minus_bitpos): Likewise.
17374 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17375 (is_aligning_offset): Likewise.
17376 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17377 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17378 * dojump.c (do_jump): Likewise.
17379 * builtins.c (get_pointer_alignment, get_memory_rtx)
17380 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17381 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17383 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17385 PR rtl-optimization/36017
17386 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17387 expanding the library call.
17389 2008-04-22 Ian Lance Taylor <iant@google.com>
17391 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17392 than size_in_bytes.
17394 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17396 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17397 of LR/CTR moves for Power6.
17399 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17401 PR middle-end/36003
17402 * passes.c (init_optimization_passes): Remove
17403 pass_fast_rtl_byte_dce.
17405 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17408 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17409 builtin functions to generate faster code.
17410 (_mm_cvtpu16_ps): Ditto.
17411 (_mm_cvtpi32x2_ps): Ditto.
17413 2008-04-22 Nick Clifton <nickc@redhat.com>
17415 * common.opt (ftree-loop-distribution): Add Optimization
17418 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17419 (frv_expand_builtin_va_start): Likewise.
17421 * config/arm/arm.c (thumb_find_work_register): Fix location of
17422 argument register count.
17424 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17426 Support scheduling for ColdFire V1 and V3 microarchitecture.
17427 Improve scheduling of multiplication instructions.
17429 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17430 (mac): New instruction attribute.
17431 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17432 (m68k_sched_mac): New variable.
17433 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17434 Handle cfv1 and cfv3.
17435 (max_insn_size): New static variable.
17436 (struct _sched_ib): New type.
17437 (sched_ib): New static variable.
17438 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17439 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17440 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17442 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17443 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17444 new variables. Update.
17445 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17446 Add modeling of cfv3 instruction buffer. Update.
17447 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17448 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17449 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17450 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17451 a particular reservation applies to.
17452 (type2): Reorganize attribute values. Rename alu to alu_reg,
17453 alu_l to alu, move_l to omove. Join move to alu. Split mul
17454 to mul_l and mul_w.
17455 (cf_ib_*): Simplify description of instruction buffer.
17456 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17457 (cf_mem): Split into cf_mem1 and cf_mem2.
17458 (cf_v2_move_??): Rename to cfv12_alu_??.
17459 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17460 (cf_v2_mul_??): Remove reservations.
17461 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17462 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17463 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17465 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17466 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17467 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17468 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17469 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17470 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17471 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17472 expansions of the above reservations for instructions of sizes
17475 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17477 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17479 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17481 * coverage.c: Include tree-pass.h.
17482 (coverage_counter_alloc): Print da_file_name to the dump file.
17484 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17486 * sbitmap.c (sbitmap_range_empty_p): New function.
17487 * sbitmap.h (sbitmap_range_empty_p): New function.
17488 * bitmap.h: Now includes obstack.h.
17490 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17491 Kenneth Zadeck <zadeck@naturalbridge.com>
17493 * dbgcnt.def (ra_byte_scan): Added.
17494 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17495 when the last hit happens for a counter.
17496 * timevar.def (TV_DF_BYTE_LR): New variable.
17497 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17498 * passes.c (pass_fast_rtl_byte_dce): New pass.
17499 * fwprop.c (update_df): Added mode to call df_ref_create.
17500 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17501 DF_REF_EXTRACT_OFFSET.
17502 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17503 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17505 (df_ref_extract): Added mode field.
17506 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17507 DF_REF_EXTRACT_OFFSET.
17508 (DF_REF_EXTRACT_MODE): New macro.
17509 (df_byte_lr_bb_info): New structure.
17510 (df_print_byte_regset, df_compute_accessed_bytes,
17511 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17512 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17513 df_byte_lr_simulate_uses,
17514 df_byte_lr_simulate_artificial_refs_at_top,
17515 df_byte_lr_simulate_artificial_refs_at_end,
17516 df_compute_accessed_bytes): New function.
17517 (df_ref_create): Add parameter.
17518 (df_byte_lr_get_bb_info): New inline function.
17519 * df-scan.c (df_ref_record, df_uses_record,
17520 df_ref_create_structure): Added mode parameter.
17521 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17522 df_defs_record, df_uses_record, df_get_conditional_uses,
17523 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17524 df_entry_block_defs_collect, df_exit_block_uses_collect):
17525 Added mode parameter to calls to df_ref_record, df_uses_record,
17526 df_ref_create_structure.
17527 (df_ref_equal_p, df_ref_compare): Added test for modes.
17528 (df_ref_create_structure): Added code to set mode. Renamed
17529 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17530 DF_REF_EXTRACT_OFFSET.
17531 * df-core.c (df_print_byte_regset): New function.
17532 * df-byte-scan.c: New file.
17533 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17534 calls to BITMAP_FREE.
17535 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17536 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17537 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17538 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17539 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17540 df_byte_lr_local_compute, df_byte_lr_init,
17541 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17542 df_byte_lr_transfer_function, df_byte_lr_free,
17543 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17544 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17545 df_byte_lr_simulate_uses,
17546 df_byte_lr_simulate_artificial_refs_at_top,
17547 df_byte_lr_simulate_artificial_refs_at_end): New function.
17548 * dce.c (byte_dce_process_block): New function.
17549 (dce_process_block): au is now passed in rather than computed
17550 locally. Changed loops that look at artificial defs to not look
17551 for conditional or partial ones, because there never are any.
17552 (fast_dce): Now is able to drive byte_dce_process_block or
17553 dce_process_block depending on the kind of dce being done.
17554 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17555 (rest_of_handle_fast_byte_dce): New function.
17556 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17557 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17559 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17562 * gcc.h: Added fortran options that take arguments to
17563 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17566 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17568 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17569 scalarization if on the LHS and not a full access.
17571 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17573 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17575 2008-04-18 Rafael EspÃndola <espindola@google.com>
17577 * tree-vrp.c (find_case_label_index): Fix the binary search.
17578 (find_case_label_range): New.
17579 (vrp_visit_switch_stmt): Use find_case_label_range.
17580 (simplify_switch_using_ranges): Use find_case_label_range.
17582 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17584 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17585 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17587 2008-04-18 Tom Tromey <tromey@redhat.com>
17590 * doc/cpp.texi (Implementation-defined behavior): Mention
17593 2008-04-18 Ian Lance Taylor <iant@google.com>
17595 * fold-const.c (pointer_may_wrap_p): New static function.
17596 (fold_comparison): Add another test for pointer overflow. Use
17597 pointer_may_wrap_p to disable some false positives.
17599 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17601 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17602 (fname_as_string): Match updated cpp_interpret_string prototype.
17603 (fix_string_type): Support char16_t* and char32_t*.
17604 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17605 derivative) nodes. Register as builtin if C++0x.
17606 (c_parse_error): Support CPP_CHAR{16,32}.
17607 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17608 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17609 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17610 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17611 CTI_CHAR32_ARRAY_TYPE>: New elements.
17612 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17613 char32_type_node, signed_char32_type_node, char16_array_type_node,
17614 char32_array_type_node): New defines.
17615 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17616 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17617 (lex_string): Support CPP_STRING{16,32}, match updated
17618 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17619 (lex_charconst): Support CPP_CHAR{16,32}.
17620 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17621 and CPP_STRING{16,32}.
17623 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17626 * aclocal.m4: Regenerate.
17627 * configure: Regenerate.
17629 2008-04-18 Jan Hubicka <jh@suse.cz>
17631 * except.c (dw2_size_of_call_site_table,
17632 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17634 * cgraphbuild.c (build_cgraph_edges): Update.
17635 * tree-pass.h: Update comment.
17636 * final.c (leaf_function_p): Update.
17637 (leaf_renumber_regs): Update.
17638 (rest_of_clean_state): Update.
17639 * omp-low.c (expand_omp_parallel): Update.
17640 * ipa-reference.c (analyze_function): Update.
17641 * reorg.c (find_end_label): Update.
17642 (optimize_skip): Update.
17643 (fill_simple_delay_slots): Update.
17644 (fill_simple_delay_slots): Update.
17645 (make_return_insns): Update.
17646 (dbr_schedule): Update.
17647 * gimple-low.c (record_vars_into): Update.
17648 * cfgbuild.c (make_edges): Update.
17649 * function.c (assign_stack_local): Update.
17650 (assign_parm_adjust_stack_rtl): Update.
17651 (locate_and_pad_parm): Update.
17652 (allocate_struct_function): Do not initialize stack_alignment_needed
17653 and preferred_stack_boundary here.
17654 (stack_protect_prologue): Update.
17655 (stack_protect_epilogue): Update.
17656 (expand_function_start): Initialize stack_alignment_needed,
17657 preferred_stack_boundary and max_jumptable_ents.
17658 (expand_function_end): Update.
17659 (free_after_compilation): Do not NULLify epilogue_delay_list.
17660 * function.h (struct rtl_data): Add stack_protect_guard,
17661 stack_alignment_needed,
17662 preferred_stack_boundary, epilogue_delay_list.
17663 (struct function): Remove value_histograms, stack_alignment_needed,
17664 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17666 unexpanded_var_list, stack_protect_guard.
17667 (current_function_epilogue_delay_list): Remove.
17668 * ipa-type-escape.c (analyze_function): Update.
17669 * gimplify.c (pop_gimplify_context): Update comment.
17670 * calls.c (expand_call): Update.
17671 (emit_library_call_value_1): Update.
17672 * except.c (set_nothrow_function_flags): Update.
17673 * cfgexpand.c (get_decl_align_unit): Update.
17674 (create_stack_guard): Update.
17675 (estimated_stack_frame_size): Update.
17676 (expand_used_vars): Update.
17677 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17678 * explow.c (allocate_dynamic_stack_space): Update.
17679 * tree-ssa-live.c (remove_unused_locals): Update.
17680 * varasm.c (mark_constant_pool): Update.
17681 * tree-inline.c (remap_decls): Update.
17682 (initialize_cfun): Update.
17683 (declare_return_variable): Update.
17684 (inline_forbidden_p): Update.
17685 (expand_call_inline): Update.
17686 (declare_inline_vars): Update.
17687 (tree_function_versioning): Update.
17688 * tree-flow.h (value_histograms): New.
17689 (VALUE_HISTOGRAMS): New macro.
17690 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17692 * tree-cfg.c (set_bb_for_stmt): Update.
17693 (replace_by_duplicate_decl): Update.
17694 (move_block_to_fn): Update.
17695 (new_label_mapper): Update.
17696 (dump_function_to_file): Update.
17697 * ipa-struct-reorg.c (build_data_structure): Update.
17698 * cfgrtl.c (print_rtl_with_bb): Update.
17699 * reload1.c (reload): Update.
17701 * config/i386/i386.c (setup_incoming_varargs_64,
17702 ix86_compute_frame_layout): Update.
17703 * config/arc/arc.c (arc_output_function_epilogue): Update.
17705 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17707 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17708 for FreeBSD as well.
17709 * gthr-posix95.h: Likewise.
17711 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17713 PR rtl-optimization/35838
17714 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17715 out the byte offset of the first subreg.
17717 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17719 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17720 to split_ti instead of three separate calls with single member arrays.
17721 (subti3 splitter): Ditto.
17722 (adddi3 splitter): Ditto with split_di.
17723 (subdi3 splitter): Ditto.
17724 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17725 two separate calls with single member arrays. Swap match_dup
17726 operands 1 and 2 to better fit into the array.
17727 (negdi2 splitter): Ditto with split_di.
17728 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17729 two separate calls with single member arrays. Swap match_dup operands
17730 6 and 7 to better fit into the array.
17732 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17734 * config/i386/i386.c (sse_builtin_type): New.
17735 (bdesc_sse_args): Likewise.
17736 (bdesc_sse_3arg): Removed.
17737 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17738 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17739 IX86_BUILTIN_ROUNDPS.
17740 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17741 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17742 IX86_BUILTIN_ROUNDPS.
17743 (ix86_expand_sse_4_operands_builtin): Removed.
17744 (ix86_expand_sse_operands_builtin): New.
17745 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17746 and CODE_FOR_sse4_1_roundps.
17747 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17748 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17750 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17753 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17754 regs before frame pop when needed. If use_backchain_to_restore_sp
17755 then load backchain into a temp reg to restore vr and vrsave. Add
17756 code to restore vr after frame pop if possible.
17758 2008-04-17 Richard Guenther <rguenther@suse.de>
17760 * tree-vn.c (expressions_equal_p): Do not check type
17761 equality or compatibility before calling operand_equal_p.
17762 * fold-const.c (operand_equal_p): Check equivalence of
17763 integer constants before bailing out due to signedness or
17764 precision differences.
17765 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17766 spurious differences in type qualification. Ignore types
17767 for COMPONENT_REFs at all.
17769 2008-04-17 Christian Bruel <christian.bruel@st.com>
17771 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17772 msw_skip comparison.
17774 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17777 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17780 PR tree-optimization/35899
17781 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17782 rather than TREE_OPERAND.
17784 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17787 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17788 temporary registers. Change operand predicate to general_operand.
17789 (remainderxf3): Ditto.
17791 2008-04-16 Richard Guenther <rguenther@suse.de>
17793 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17794 * tree-affine.c (aff_combination_expand): Look through some
17797 2008-04-15 Doug Kwan <dougkwan@google.com>
17799 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17801 * tree-pretty-print.c (dump_generic_node): Ditto.
17802 * final.c (output_addr_const): Ditto.
17803 * dwarf2out.c (output_cfi): Ditto.
17804 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17805 * print-rtl.c (print_rtx): Ditto.
17806 * print-tree.c (print_node_brief, print_node): Ditto.
17807 * c-common.c (match_case_to_enum_1): Ditto.
17808 * sched-vis.c (print_value): Ditto.
17809 * config/i386/i386.c (print_operand): Cast to long unsigned int
17812 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17813 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17814 MS Windows VirtualProtect function.
17816 2008-04-15 Jan Hubicka <jh@suse.cz>
17818 * gengtype.c (write_root): Param_is argument is OK.
17819 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17820 * function.h: Include varray.h
17821 (rtl_eh): New stucture based on except.c one.
17822 (call_site_record): New forward declaration and vector type.
17823 * calls.c (emit_call_1): Do not call
17824 note_current_region_may_contain_throw.
17825 * except.c (eh_status): Remove cur_region, try_region since they are
17827 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17828 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17829 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17830 Remove call_site_data_used, call_site_data_size.
17831 Turn call_site_record into vector in function.h.
17832 (note_current_region_may_contain_throw): Remove.
17833 (get_exception_pointer, get_exception_filter): Do not take struct
17834 function argument; update.
17835 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17836 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17837 build_post_landing_pads, dw2_build_landing_pads,
17838 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17839 sjlj_emit_function_enter, sjlj_emit_function_enter,
17840 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17841 sjlj_build_landing_pads, finish_eh_generation,
17842 remove_exception_handler_label, remove_eh_handler,
17843 maybe_remove_eh_handler, add_reachable_handler,
17844 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17845 add_action_record, collect_one_action_chain, add_call_site,
17846 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17847 sjlj_output_call_site_table, output_function_exception_table,
17848 * except.h (note_current_region_may_contain_throw): Remove
17849 (get_exception_pointer, get_exception_filter): Do not take struct
17851 * Makefile.in (GTFILES): Put varargs before struct function.
17853 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17855 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17856 punt for STRING_CST.
17857 (get_constraint_for): Deal with STRING_CST here instead.
17859 2008-04-15 Richard Guenther <rguenther@suse.de>
17861 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17862 statements in a basic-block with a backward walk. Do not
17863 substitute into dead statements but instead remove those.
17865 2008-04-15 Richard Guenther <rguenther@suse.de>
17867 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17868 to zero, thus disable creation of SFTs.
17870 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17872 * tree-predcom.c (suitable_reference_p): Return false if the
17873 reference can throw.
17875 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17878 * c-decl.c (finish_decl): If extern or static var has variable
17879 size, set TREE_TYPE (decl) to error_mark_node.
17881 2008-04-15 Rafael EspÃndola <espindola@google.com>
17883 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17886 2008-04-15 Richard Guenther <rguenther@suse.de>
17888 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17889 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17890 (visit_reference_op_load): Do walk vuse-vdef chains on
17891 vn_reference_lookup.
17892 (visit_reference_op_store): But do not here.
17893 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17894 vn_reference_lookup.
17895 (vn_lookup_with_vuses): But do so here.
17897 2008-04-14 Ian Lance Taylor <iant@google.com>
17899 * fold-const.c (fold_overflow_warning): Remove assertion.
17901 2008-04-15 Ben Elliston <bje@au.ibm.com>
17903 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17904 temp1 local variables.
17906 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17909 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17910 ".text.unlikely" section as executable.
17912 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17914 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17915 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17916 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17917 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17918 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17919 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17920 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17922 2008-04-14 Ian Lance Taylor <iant@google.com>
17924 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17925 * fold-const.c (fold_comparison): If appropriate, test
17926 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17927 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17928 reassociating a pointer type.
17929 * doc/invoke.texi (Optimize Options): Document that
17930 -fstrict-overflow applies to pointer wraparound.
17932 2008-04-13 Jan Hubicka <jh@suse.cz>
17934 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17936 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17938 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17939 we are going to "save the world".
17941 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17943 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17944 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17945 operand 0 constraint, not "=".
17947 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17949 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17951 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17953 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17954 of size of positions_needed * CHAR_BIT.
17956 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17958 PR middle-end/35897
17959 * dse.c (store_info): Change positions_needed to unsigned
17961 (lowpart_bitmask): New.
17962 (record_store): Cast to unsigned HOST_WIDE_INT for
17963 positions_needed. Assert width <= size of positions_needed *
17964 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17965 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17966 lowpart_bitmask to set mask.
17968 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17970 * config/bfin/constraints.md: New file.
17971 * config/bfin/bfin.md: Include it.
17972 (adddi3): Use satisfies_constraint functions instead of the old macros.
17973 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17974 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17975 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17976 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17977 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17978 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17979 EXTRA_CONSTRAINT): Delete.
17980 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17981 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17983 * config/bfin/bfin.c: Include "tm-constrs.h".
17984 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17985 Use satisfies_constraint functions instead of the old macros.
17986 * doc/md.texi (Blackfin Constraints): Update file name reference.
17988 2008-04-11 Richard Guenther <rguenther@suse.de>
17990 PR tree-optimization/35869
17991 * tree-vrp.c (execute_vrp): Move switch statement update after
17992 jump threading. Schedule another cfg cleanup run.
17994 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17997 * attribs.c (decl_attributes): Return early on errorneous node.
17999 2008-04-10 Oleg Ryjkov <olegr@google.com>
18001 * tree.h (struct tree_base): Added a new flag default_def_flag.
18002 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
18004 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
18006 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
18008 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18011 * pa.md: Define mode iterator P. Define mode attribute dwc.
18012 (dcacheflush): Update pattern to use iterator P and attribute dwc.
18013 (icacheflush): Likewise.
18014 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
18015 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
18017 2008-04-11 Ben Elliston <bje@au.ibm.com>
18019 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
18021 2008-04-10 Rafael EspÃndola <espindola@google.com>
18023 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
18024 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
18025 (extract_range_from_expr): The same.
18027 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18029 * config/mips/mips.md (GPR2): New mode iterator.
18030 (seq): Add comment.
18031 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
18032 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
18033 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
18034 Rewrite these to take two modes, the mode of comparison and the
18035 mode of the destination.
18036 * config/mips/mips.c (mips_expand_scc): Instead of having
18037 paradoxical subreg as destination, expand "narrowing" scc if mode
18038 of comparison is SI and target is requested in DI mode.
18039 (mips_emit_int_order_test): Update comment. Make mode of
18040 comparison match CMP0 rather than TARGET. When creating inverse
18041 target use mode of TARGET.
18043 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18045 * gcov-dump.c (tag_summary): Only print summaries for the first
18046 GCOV_COUNTERS_SUMMABLE counters.
18048 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18050 * config/i386/i386.md (absneg): New code iterator.
18051 (absnegprefix): New code attribute.
18052 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18053 patterns using absneg code iterator.
18054 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18055 using absneg code iterator.
18056 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18057 *neg<mode>2 patterns using absneg code iterator.
18058 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18059 *negextendsfdf2 patterns using absneg code iterator.
18060 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18061 *negextendsfxf2 patterns using absneg code iterator.
18062 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18063 *negextendsfdf2 patterns using absneg code iterator.
18064 * config/i386/sse.md (<code><mode>2): Macroize expander from
18065 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18067 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18069 * config/s390/s390.h: Remove the remains of the recent search
18070 & replace action of current_function_outgoing_args_size.
18072 2008-04-10 Ira Rosen <irar@il.ibm.com>
18074 PR tree-optimization/35821
18075 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18076 NEW_STMT_LIST is not NULL.
18078 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18081 * toplev.c (process_options): Remove -ffunction-sections debugging
18084 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18086 PR middle-end/PR28690
18087 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18088 than gen_rtx_fmt_ee to perform more canonicalizations.
18090 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18093 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18095 2008-04-09 Richard Guenther <rguenther@suse.de>
18097 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18098 (dump_function_to_file): Dump function arguments with types.
18100 2008-04-08 Richard Guenther <rguenther@suse.de>
18102 * fold-const.c (fold_widened_comparison): Do not allow
18103 sign-changes that change the result.
18105 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18108 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18109 kinds of indirect references.
18111 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18113 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18114 GNU Fortran language string.
18116 2008-04-08 Rafael EspÃndola <espindola@google.com>
18118 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18119 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18120 * tree.h (tree_call_nonnegative_warnv_p): New.
18122 2008-04-08 Jan Hubicka <jh@suse.cz>
18124 * function.c (free_after_compilation): Clear out regno_reg_rtx
18127 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18130 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18132 PR middle-end/PR28690
18133 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18134 same precedence as REG_POINTER and MEM_POINTER operands.
18136 2008-04-08 Richard Guenther <rguenther@suse.de>
18138 PR middle-end/35834
18139 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18140 for adding index to base.
18142 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18144 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18145 (MINGW_ENABLE_EXECUTE_STACK): New.
18146 (IN_LIBGCC2): For libgcc include windows.h file for
18147 function declarations.
18149 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18151 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18152 and tem2 if tem1 is not a REG or MULT.
18154 2008-04-08 Jan Hubicka <jh@suse.cz>
18156 * function.h (incomming_args): Break out of struct function.
18157 (function_subsections): Break out of struct function.
18158 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18159 return_rtx and hard_reg_initial_vals from struct function.
18160 Kill inl_max_label_num.
18161 (current_function_pops_args, current_function_args_info,
18162 current_function_args_size, current_function_args_size,
18163 current_function_pretend_args_size,
18164 current_function_outgoing_args_size,
18165 current_function_internal_arg_pointer, current_function_return_rtx):
18166 Kill compatibility accestor macros.
18167 * builtins.c (expand_builtin_apply_args_1): Update.
18168 (expand_builtin_next_arg): Update.
18169 * df-scan.c (df_get_call_refs): Update.
18170 * dbxout.c (dbxout_function_end): Update.
18171 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18172 (output_line_info): Update.
18173 (secname_for_decl): Update.
18174 (dwarf2out_var_location): Update.
18175 * function.c (free_after_compilation): Update.
18176 (assign_parm_find_stack_rtl): Update.
18177 (assign_parms): Update.
18178 (expand_dummy_function_end): Update.
18179 (expand_function_end): Update.
18180 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18181 (expand_call): Update.
18182 (emit_library_call_value_1): Update.
18183 (store_one_arg): Update.
18184 * varasm.c (initialize_cold_section_name): Update.
18185 (unlikely_text_section): Update.
18186 (unlikely_text_section_p): Update.
18187 (assemble_start_function): Update.
18188 (assemble_end_function): Update.
18189 (default_section_type_flags): Update.
18190 (switch_to_section): Update.
18191 * integrate.c (set_decl_abstract_flags): Update.
18192 (get_hard_reg_initial_val): Update.
18193 (has_hard_reg_initial_val): Update.
18194 (allocate_initial_values): Update.
18195 * resource.c (init_resource_info): Update.
18196 * config/alpha/alpha.c (NUM_ARGS): Update.
18197 (direct_return): Update.
18198 (alpha_va_start): Update.
18199 (alpha_sa_size): Update.
18200 (alpha_initial_elimination_offset): Update.
18201 (alpha_expand_prologue): Update.
18202 (alpha_start_function): Update.
18203 (alpha_expand_epilogue): Update.
18204 (unicosmk_initial_elimination_offset):
18205 * config/alpha/alpha.md (call expander): Update.
18206 * config/s390/s390.c (s390_register_info): Update.
18207 (s390_register_info): Update.
18208 (s390_frame_info): Update.
18209 (s390_initial_elimination_offset): Update.
18210 (s390_build_builtin_va_list): Update.
18211 (s390_va_start): Update.
18212 * config/spu/spu.c (direct_return): Update.
18213 (spu_expand_prologue): Update.
18214 (spu_initial_elimination_offset): Update.
18215 (spu_build_builtin_va_list): Update.
18216 (spu_va_start): Update.
18217 * config/sparc/sparc.c (sparc_init_modes): Update.
18218 (sparc_compute_frame_size): Update.
18219 (function_value): Update.
18220 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18221 * config/i386/i386.md (return expander): Update.
18222 * config/i386/i386.c (ix86_va_start): Update.
18223 (ix86_can_use_return_insn_p): Update.
18224 (ix86_compute_frame_layout): Update.
18225 (ix86_expand_epilogue): Update.
18226 * config/sh/sh.c (output_stack_adjust): Update.
18227 (calc_live_regs): Update.
18228 (sh_expand_prologue): Update.
18229 (sh_builtin_saveregs): Update.
18230 (sh_va_start): Update.
18231 (initial_elimination_offset): Update.
18232 (sh_allocate_initial_value): Update.
18233 (sh_function_ok_for_sibcall): Update.
18234 (sh_get_pr_initial_val): Update.
18235 * config/sh/sh.md (return expander): Update.
18236 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18237 * config/crx/crx.c (crx_compute_frame): UPdate.
18238 (crx_initial_elimination_offset): UPdate.
18239 * config/xtensa/xtensa.c (compute_frame_size): Update
18240 (xtensa_builtin_saveregs): Update.
18241 (xtensa_va_start): Update.
18242 (order_regs_for_local_alloc): Update.
18243 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18244 (xstormy16_expand_builtin_va_start): Update.
18245 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18246 * config/m68hc11/m68hc11.md (return expanders): Update.
18247 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18248 (expand_epilogue): Update.
18249 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18250 (cris_simple_epilogue): Update.
18251 (cris_expand_prologue): Update.
18252 (cris_expand_epilogue): Update.
18253 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18254 (compute_frame_size): Update.
18255 * config/mt/mt.c (mt_compute_frame_size): Update.
18256 * config/mn10300/mn10300.c (expand_prologue): Update.
18257 (expand_epilogue): Update.
18258 (initial_offset): Update.
18259 (mn10300_builtin_saveregs):
18260 * config/mn10300/mn10300.md (return expander): Update.
18261 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18262 (ia64_initial_elimination_offset): Update.
18263 (ia64_initial_elimination_offset): Update.
18264 (ia64_expand_prologue): Update.
18265 * config/m68k/m68k.md (return expander): Update.
18266 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18267 (rs6000_stack_info): Update.
18268 * config/mcore/mcore.c (layout_mcore_frame): Update.
18269 (mcore_expand_prolog): Update.
18270 * config/arc/arc.c (arc_compute_frame_size): Update.
18271 * config/score/score3.c (score3_compute_frame_size): Update.
18272 * config/score/score7.c (score7_compute_frame_size): Update.
18273 * config/arm/arm.c (use_return_insn): Update.
18274 (thumb_find_work_register): Update.
18275 (arm_compute_save_reg_mask): Update.
18276 (arm_output_function_prologue): Update.
18277 (arm_output_epilogue): Update.
18278 (arm_size_return_regs): Update.
18279 (arm_get_frame_offsets): Update.
18280 (arm_expand_prologue): Update.
18281 (thumb_exit): Update.
18282 (thumb_unexpanded_epilogue): Update.
18283 (thumb1_output_function_prologue): Update.
18284 * config/pa/pa.md (return expander): Update.
18285 * config/pa/pa.c (compute_frame_size): Update.
18286 (hppa_builtin_saveregs): Update.
18287 * config/mips/mips.c (mips_va_start): Update.
18288 (mips16_build_function_stub): Update.
18289 (mips_compute_frame_info): Update.
18290 (mips_restore_gp): Update.
18291 (mips_output_function_prologue): Update.
18292 (mips_expand_prologue): Update.
18293 * config/v850/v850.c (compute_frame_size): Update.
18294 (expand_prologue): * config/mmix/mmix.c (along): update.
18295 (mmix_initial_elimination_offset): update.
18296 (mmix_reorg): update.
18297 (mmix_use_simple_return): update.
18298 (mmix_expand_prologue): update.
18299 (mmix_expand_epilogue): Update.
18300 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18301 (emit_link_insn): Update.
18303 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18305 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18306 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18308 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18311 2008-04-07 Jan Hubicka <jh@suse.cz>
18313 * function.h (rtl): Rename to x_rtl.
18314 (crtl): New define.
18315 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18316 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18317 used_temp_slots avail_temp_slots, temp_slot_level,
18318 nonlocal_goto_handler_labels): Update accesstors.
18319 (rtl): New global variable.
18320 (struct function): Move some fileds to rtl_data.
18321 (get_arg_pointer_save_area): Update prototype.
18322 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18323 get_arg_pointer_save_area.
18324 * expr.c (init_expr): Update
18325 * function.c (get_frame_size): Update
18326 (assign_stack_local): Update
18327 (expand_function_end): Update.
18328 (get_art_pointer_save_area): Update
18330 * emit-rtl.c (rtl): Declare.
18331 (regno_reg_rtx): Declare.
18332 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18334 (gen_reg_rtx): Update.
18335 * varasm.c (n_deferred_constatns): Update accestor.
18336 (init_varasm_status): Do not allocate varasm_status.
18337 (force_const_mem, get_pool_size, output_constant_pool): Update.
18338 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18339 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18340 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18341 * sparc/sparc.h (INIT_EXPANDERS): Update.
18342 * ia64/ia64.h (INIT_EXPANDERS): Update.
18344 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18346 * reload.c (push_secondary_reload): Add missing break to for loop.
18348 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18350 PR middle-end/PR28690
18351 * rtlanal.c: Update copyright years.
18352 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18353 as REG_POINTER and MEM_POINTER operands.
18354 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18355 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18356 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18357 * gcse.c: Update copyright years.
18358 (pre_delete): Call gen_reg_rtx_and_attrs.
18359 (hoist_code): Likewise.
18360 (build_store_vectors): Likewise.
18361 (delete_store): Likewise.
18362 * loop-invariant.c (move_invariant_reg): Likewise.
18363 Update copyright years.
18365 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18367 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18368 control string instead of quoted.
18370 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18372 * doc/rtl.texi: Rewrite of subreg section.
18374 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18377 * config/i386/i386.c (legitimize_pic_address): Add treating
18378 of dllimport SYM_REF's.
18379 (legitimize_dllimport_symbol): Add prototype.
18381 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18383 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18384 reference in constructor with non self-referential type.
18386 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18388 Removal of Return with Depressed Stack Pointer support
18389 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18390 (ECF_SP_DEPRESSED): Likewise.
18391 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18392 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18393 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18394 (expand_call): Do not test ECF_SP_DEPRESSED.
18395 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18396 * function.c (keep_stack_depressed): Delete.
18397 (handle_epilogue_set): Likewise.
18398 (update_epilogue_consts): Likewise.
18399 (emit_equiv_load): Likewise.
18400 (thread_prologue_and_epilogue_insns): Remove support for Return with
18401 Depressed Stack Pointer.
18402 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18404 2008-04-06 Richard Guenther <rguenther@suse.de>
18406 PR tree-optimization/35400
18407 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18408 information from SSA_NAMEs.
18410 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18412 * config/avr/avr.h (avr_mega_p): Remove declaration.
18413 (AVR_MEGA): Remove macro.
18414 * config/avr/avr.c (avr_mega_p): Remove variable.
18415 (avr_override_options): Remove inicializion of avr_mega_p.
18416 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18417 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18418 (avr_jump_mode): (Ditto.).
18419 (avr_output_progmem_section_asm_op): (Ditto.).
18420 (avr_asm_init_sections): (Ditto.).
18421 (avr_asm_init_sections): (Ditto.).
18422 (avr_rtx_costs): (Ditto.).
18423 * config/avr/avr.md: (Ditto.).
18424 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18427 2008-04-06 Richard Guenther <rguenther@suse.de>
18429 PR tree-optimization/35842
18430 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18431 is_gimple_invariant_address.
18433 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18435 * gcc.c (default_compilers): Sync Fortran extensions list with
18436 that in fortran/lang-specs.h.
18437 * doc/invoke.texi: Likewise.
18438 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18439 * dwarf2out.c (gen_compile_unit_die): Likewise.
18441 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18443 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18445 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18448 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18449 attribute is used for nested functions.
18451 2008-04-05 Jan Hubicka <jh@suse.cz>
18453 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18455 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18457 (dump_files): Update.
18458 (enable_rtl_dump_file): Do not accept letter argument.
18459 * tree-pass.h (dump_file_info): Remove letter argument.
18460 * toplev.c (decode_d_option): Update -da handling.
18461 * toplev.h (enable_rtl_dump_file): Update prototype.
18462 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18463 it out based on pass type.
18464 (register_dump_files_1): Likewise.
18465 (init_optimization_passes): Update register_one_dump_file calls.
18466 (execute_one_pass): Sanity check that IPA passes are called at IPA
18467 level and RTL passes at RTL level.
18468 (execute_pass_list): IPA pass can not be after or subpass of
18470 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18471 disallov RTL subpasses of IPA subpasses.
18473 2008-04-05 Ben Elliston <bje@au.ibm.com>
18475 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18476 builtins that return exactly once and do not throw. Cache call to
18479 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18481 PR rtl-optimization/34916
18482 PR middle-end/35519
18483 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18484 between instruction pairs.
18486 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18488 * doc/invoke.texi: Document -mbitops for SH.
18489 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18490 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18491 * config/sh/sh.c (print_operand): Add %t operand code.
18492 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18493 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18494 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18495 (extendqihi2): Likewise.
18496 (movqi_i): Likewise.
18497 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18498 (extv): Use bld instruction for SH2A if possible.
18500 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18501 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18502 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18503 (bset.b, bclr.b): Define peepholes.
18504 * config/sh/sh.opt (mbitops): New option.
18506 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18509 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18510 and view convert expression.
18512 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18515 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18517 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18519 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18521 * config/i386/cpuid.h (bit_AES): New.
18522 (bit_PCLMUL): Likewise.
18524 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18525 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18526 SSE2 if AES or PCLMUL is enabled.
18527 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18528 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18529 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18530 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18531 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18532 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18533 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18534 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18535 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18536 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18537 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18538 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18539 __builtin_ia32_aeskeygenassist128 and
18540 __builtin_ia32_pclmulqdq128.
18541 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18542 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18543 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18545 * config/i386/i386.h (TARGET_AES): New.
18546 (TARGET_PCLMUL): Likewise.
18547 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18549 * config/i386/i386.md (UNSPEC_AESENC): New.
18550 (UNSPEC_AESENCLAST): Likewise.
18551 (UNSPEC_AESDEC): Likewise.
18552 (UNSPEC_AESDECLAST): Likewise.
18553 (UNSPEC_AESIMC): Likewise.
18554 (UNSPEC_AESKEYGENASSIST): Likewise.
18555 (UNSPEC_PCLMUL): Likewise.
18557 * config/i386/i386.opt (maes): New.
18558 (mpclmul): Likewise.
18560 * config/i386/sse.md (aesenc): New pattern.
18561 (aesenclast): Likewise.
18562 (aesdec): Likewise.
18563 (aesdeclast): Likewise.
18564 (aesimc): Likewise.
18565 (aeskeygenassist): Likewise.
18566 (pclmulqdq): Likewise.
18568 * config/i386/wmmintrin.h: New.
18570 * doc/extend.texi: Document AES and PCLMUL built-in function.
18572 * doc/invoke.texi: Document -maes and -mpclmul.
18574 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18576 * function.c (free_after_parsing): Replace with
18577 cxx_push_function_context from C++ front-end.
18578 (allocate_struct_function): Don't call langhook.
18579 * langhooks.h (struct lang_hooks_for_functions): Delete.
18580 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18582 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18583 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18584 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18585 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18586 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18587 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18588 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18590 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18591 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18593 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18596 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18599 2008-04-04 Richard Guenther <rguenther@suse.de>
18601 PR middle-end/35823
18602 * fold-const.c (optimize_minmax_comparison): Use the correct
18603 type for the constant in the simplified comparison.
18605 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18607 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18608 Pass L2 size as "--param l2-cache-size" to the compiler.
18609 (decode_l2_cache): New function to decode L2 cache parameters using
18610 0x8000006 extended cpuid function.
18611 (detect_caches_amd): Determine parameters of L2 cache using
18612 decode_l2_caches function.
18613 (decode_caches_intel): Decode L2 cache parameters.
18614 (detect_caches_intel): Determine L2 cache parameters using
18615 decode_caches_intel and decode_l2_caches functions.
18617 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18619 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18620 secondary input reload for subword loads from the constant pool.
18622 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18625 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18626 constants of the appropriate size for runtime calculations.
18629 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18630 decimal-float literal constant zero.
18632 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18635 * c-parser.c (c_parser_omp_atomic): Call
18636 default_function_array_conversion on the RHS.
18638 PR middle-end/35818
18639 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18640 call is_variable_sized if decl has incomplete type.
18642 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18644 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18646 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18648 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18650 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18651 (sgt<u>): Merge sgt and sgtu into new expander.
18652 (sgt, sgtu): Remove expanders.
18653 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18654 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18655 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18656 *sgtu_<mode>_mips16 into new pattern.
18657 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18658 (sge<u>): Merge sge and sgeu into new expander.
18659 (sge, sgeu): Remove expanders.
18660 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18662 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18663 (slt<u>): Merge slt and sltu into new expander.
18664 (slt, sltu): Remove expanders.
18665 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18666 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18667 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18668 *sltu_<mode>_mips16 into new pattern.
18669 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18670 (sle<u>): Merge sle and sleu into new expander.
18671 (sle, sleu): Remove expanders.
18672 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18673 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18674 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18675 *sleu_<mode>_mips16 into new pattern.
18676 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18678 2008-04-03 Jan Hubicka <jh@suse.cz>
18680 PR tree-optimization/35795
18681 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18682 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18683 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18684 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18685 * score/score3.c (score3_output_mi_thunk): Likewise.
18686 * score/score7.c (score7_output_mi_thunk): Likewise.
18687 * mips/mips.c (mips_output_mi_thunk): Likewise.
18689 2008-04-03 Richard Guenther <rguenther@suse.de>
18691 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18692 conversions. Simplify code.
18694 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18696 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18698 2008-04-03 Tom Tromey <tromey@redhat.com>
18699 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18701 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18702 * config/bfin/t-bfin-linux (generated_files): Add
18703 linux-sysroot-suffix.h.
18704 * doc/install.texi (Prerequisites): Require make 3.80.
18705 * doc/sourcebuild.texi (Front End Directory): Document new
18707 * Makefile.in (generated_files): New variable.
18708 (ALL_HOST_OBJS): New variable.
18709 ($(ALL_HOST_OBJS)): New target.
18711 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18713 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18714 (remap_block): Call id->transform_lang_insert_block instead
18716 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18717 Set id.transform_lang_insert_block to NULL.
18718 (clone_body): Move to cp/optimize.c
18719 * tree-inline.h (struct copy_body_data): Change
18720 transform_lang_insert_block to function pointer.
18721 (copy_generic_body, copy_decl_no_change): Export.
18722 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18723 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18724 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18726 * c-tree.h (insert_block): Kill.
18727 * c-decl.c (insert_block): Kill.
18729 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18731 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18732 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18733 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18735 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18736 argument, call {push,pop}_function_context from here.
18737 * c-parser.c: Use c_{push,pop}_function_context.
18739 * function.c (push_function_context_to): Move meat ...
18740 (push_function_context): ... here. Simplify.
18741 * function.c (pop_function_context_from): Move meat ...
18742 (pop_function_context): ... here. Simplify.
18743 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18745 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18746 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18747 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18748 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18750 2008-04-03 Ben Elliston <bje@au.ibm.com>
18752 * expmed.c (extract_force_align_mem_bit_field): Remove.
18754 2008-04-03 Richard Guenther <rguenther@suse.de>
18756 PR middle-end/35800
18757 * expr.h (try_casesi): Adjust prototype.
18758 * expr.c (try_casesi): Take fallback label as extra parameter.
18759 Use that for gen_casesi if default_label is NULL.
18760 * stmt.c (expand_case): Pass fallback label to try_casesi,
18761 make sure to fill gaps with a fallback label if default_label
18764 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18767 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18769 2008-04-03 Ben Elliston <bje@au.ibm.com>
18771 * expmed.c (extract_split_bit_field): Remove if (0) code.
18772 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18773 (do_ds_constraint): Likewise.
18775 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18777 * doc/cppopts.texi (-dU): Document.
18778 * c-common.h (flag_dump_macros): Update comment.
18779 * c-opts.c (handle_OPT_d): Handle -dU.
18780 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18781 dump_queued_macros, cb_used_define, cb_used_undef): New.
18782 (init_pp_output): Handle -dU.
18783 (cb_line_change): Call dump_queued_macros.
18784 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18786 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18788 * config/avr/predicates.md (io_address_operand): New predicate.
18789 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18790 * config/avr/avr.c (avr_io_address_p): Remove function.
18791 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18792 'avr_io_address_p' function.
18793 (out_movhi_r_mr): (Ditto.).
18794 (out_movqi_mr_r): (Ditto.).
18795 (out_movhi_mr_r): (Ditto.).
18796 (avr_address_cost): (Ditto.).
18798 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18800 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18801 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18802 in 32bit mode when XMM registers are available to avoid store
18804 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18805 corresponding post-reload splitters.
18807 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18809 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18810 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18811 __builtin_ia32_roundss.
18812 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18813 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18814 __builtin_ia32_roundss.
18815 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18816 IX86_BUILTIN_SHUFPD here.
18818 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18820 * config/i386/i386.md (plogic): New.
18821 (plogicprefix): Likewise.
18823 * config/i386/mmx.md (mmx_<code><mode>3): New.
18824 (mmx_and<mode>3): Removed.
18825 (mmx_ior<mode>3): Likewise.
18826 (mmx_xor<mode>3): Likewise.
18828 * config/i386/sse.md (<code><mode>3): New.
18829 (*<code><mode>3): Likewise.
18830 (*<code><mode>3): Likewise.
18831 (<code><mode>3): Likewise.
18832 (*sse_<code><mode>3): Likewise.
18833 (*sse2_<code><mode>3): Likewise.
18834 (<code>tf3): Likewise.
18835 (*<code>tf3): Likewise.
18836 (and<mode>3): Likewise.
18837 (*and<mode>3): Likewise.
18838 (ior<mode>3): Removed.
18839 (*ior<mode>3): Likewise.
18840 (xor<mode>3): Likewise.
18841 (*xor<mode>3): Likewise.
18842 (*and<mode>3): Likewise.
18843 (*ior<mode>3): Likewise.
18844 (*xor<mode>3): Likewise.
18845 (and<mode>3): Likewise.
18846 (*sse_and<mode>3): Likewise.
18847 (*sse2_and<mode>3): Likewise.
18848 (andtf3): Likewise.
18849 (*andtf3): Likewise.
18850 (ior<mode>3): Likewise.
18851 (*sse_ior<mode>3): Likewise.
18852 (*sse2_ior<mode>3): Likewise.
18853 (iortf3): Likewise.
18854 (*iortf3): Likewise.
18855 (xor<mode>3): Likewise.
18856 (*sse_xor<mode>3): Likewise.
18857 (*sse2_xor<mode>3): Likewise.
18858 (xortf3): Likewise.
18859 (*xortf3): Likewise.
18861 2008-04-02 Richard Guenther <rguenther@suse.de>
18863 PR tree-optimization/14495
18864 PR tree-optimization/34793
18865 * tree-vrp.c (struct switch_update): New structure.
18866 (to_remove_edges, to_update_switch_stmts): New VECs.
18867 (simplify_switch_using_ranges): New function. Remove not taken
18868 case labels and edges.
18869 (simplify_stmt_using_ranges): Call it.
18870 (identify_jump_threads): Mark edges we have queued for removal
18871 so we don't thread them.
18872 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18874 * tree-cfg.c (group_case_labels): Deal with missing default label.
18875 (tree_verify_flow_info): Allow missing default label.
18876 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18877 (emit_case_nodes): Likewise.
18878 (expand_case): Do not rely on the default label to be present.
18879 * expr.c (try_casesi): Deal with NULL default_label.
18880 (do_tablejump): Likewise.
18882 2008-04-02 Richard Guenther <rguenther@suse.de>
18884 PR tree-optimization/14495
18885 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18886 SWITCH_EXPR here ...
18887 (vrp_visit_switch_stmt): ... but here (new function).
18888 (find_case_label_index): New helper function.
18889 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18891 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18893 * fwprop.c: Fix ISO-C99ism.
18895 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18898 * Makefile.in (objdir): Set it here.
18899 * configure.ac: Not here. Find dynamic linker characteristics.
18900 * exec-tool.in: Use them.
18901 * aclocal.m4: Regenerate.
18902 * configure: Regenerate.
18904 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18906 * expr.c (expand_var): Delete it.
18907 * expr.h (expand_var): Delete prototype.
18908 * function.c (expand_function_start): Use expand_decl instead.
18909 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18912 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18914 PR rtl-optimization/35542
18915 * fwprop.c (forward_propagate_and_simplify): Replace
18916 loc_reg_mentioned_in_p with reg_mentioned_p.
18918 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18920 PR rtl-optimization/35281
18921 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18922 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18923 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18924 (varying_mem_p): Move above propagate_rtx.
18925 (all_uses_available_at): Do not check MEMs.
18927 2008-04-02 Rafael EspÃndola <espindola@google.com>
18929 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18930 (register_edge_assert_for_2): Split the cond argument.
18931 (register_edge_assert_for_1): Adjust for the change in
18932 register_edge_assert_for_2.
18933 (register_edge_assert_for): Split the cond argument.
18934 (find_switch_asserts): Adjust for the change in
18935 register_edge_assert_for.
18937 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18939 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18940 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18941 offsets for 64-bit mingw.
18942 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18943 abi for x86_64-pc-mingw.
18945 2008-04-02 Richard Guenther <rguenther@suse.de>
18947 * tree-vrp.c (extract_range_from_assert): Make sure to not
18948 produce range min/max with TREE_OVERFOW set.
18949 If merging a anti-range and a range keep the anti-range if
18950 the range covers all values of the type.
18951 (register_edge_assert_for_2): Only allow sign-changing
18952 conversions in detecting canonical range checks. Also
18953 register an assert for the unsigned name if useful.
18955 PR tree-optimization/35787
18956 * tree-vrp.c (vrp_val_max): New function.
18957 (vrp_val_min): Likewise.
18958 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18959 (vrp_val_is_min): Likewise.
18960 (supports_overflow_infinity): Use vrp_val_{min,max}.
18961 (negative_overflow_infinity): Likewise.
18962 (positive_overflow_infinity): Likewise.
18963 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18964 (is_positive_overflow_infinity): Likewise.
18965 (is_overflow_infinity): Likewise.
18966 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18967 vrp_val_is_{min,max}.
18968 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18969 to ranges if possible. Avoid empty ranges.
18971 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18973 PR middle-end/35705
18974 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18975 the expression is a function address.
18977 2008-04-01 George Helffrich <george@gcc.gnu.org>
18979 PR fortran/35154, fortran/23057
18980 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18981 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18982 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18983 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18985 (dbxout_syms): Check for COMMON-based symbol and wrap in
18986 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18987 in bracket for efficiency.
18989 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18990 using DW_TAG_common_block + member offset.
18991 (add_pubname_string): New function.
18992 (dw_expand_expr): New function to find block name and offset for
18994 (common_check): New function to check whether symbol in Fortran COMMON.
18995 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18997 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
19000 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
19002 2008-04-02 Ben Elliston <bje@au.ibm.com>
19004 * config/v850/v850.md (casesi): Remove if (0) code.
19005 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
19006 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
19008 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
19010 * config/i386/i386.md (rex64suffix): New mode attribute.
19011 (floathi<mode>2): Disable expander for SSE math.
19012 (*floathi<mode>2_1): New insn insn_and_split pattern.
19013 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
19014 corresponding post-reload splitters.
19015 (*floathi<mode>2_i387): New macroized insn pattern.
19016 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
19017 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
19018 insn_and_split pattern.
19019 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
19020 New macroized instruction patterns and corresponding post-reload
19022 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
19023 and corresponding post-reload splitters.
19024 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
19025 New macroized instruction patterns.
19026 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
19027 macroized instruction patterns and corresponding post-reload splitters.
19028 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
19029 corresponding post-reload splitters.
19030 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
19031 New macroized instruction patterns.
19032 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
19033 corresponding post-reload splitters.
19034 (*floatsi<mode>2_i387): New macroized instruction patterns.
19036 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19038 * config/i386/i386.md (smaxmin): New.
19039 (umaxmin): Likewise.
19040 (maxminiprefix): Likewise.
19041 (maxminfprefix): Likewise.
19042 (<code><mode>3): Likewise.
19043 (smin<mode>3): Removed.
19044 (smax<mode>3): Likewise.
19046 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19047 (mmx_<code>v4hi3): Likewise.
19048 (mmx_<code>v8qi3): Likewise.
19049 (mmx_smaxv2sf3): Removed.
19050 (mmx_sminv2sf3): Likewise.
19051 (mmx_umaxv8qi3): Likewise.
19052 (mmx_smaxv4hi3): Likewise.
19053 (mmx_uminv8qi3): Likewise.
19054 (mmx_sminv4hi3): Likewise.
19056 * config/i386/sse.md (<addsub><mode>3): New.
19057 (*<addsub><mode>3): Likewise.
19058 (<sse>_vm<addsub><mode>3): Likewise.
19059 (<maxmin><mode>3): Likewise.
19060 (*<maxmin><mode>3_finite): Likewise.
19061 (*<maxmin><mode>3): Likewise.
19062 (<sse>_vm<maxmin><mode>3): Likewise.
19063 (sse3_h<addsub>v4sf3): Likewise.
19064 (sse3_h<addsub>v2df3): Likewise.
19065 (<maxmin>v16qi3): Likewise.
19066 (*<maxmin>v16qi3): Likewise.
19067 (<maxmin>v8hi3): Likewise.
19068 (*<maxmin>v8hi3): Likewise.
19069 (*sse4_1_<maxmin><mode>3): Likewise.
19070 (*sse4_1_<maxmin><mode>3): Likewise.
19071 (add<mode>3): Removed.
19072 (*add<mode>3): Likewise.
19073 (<sse>_vmadd<mode>3): Likewise.
19074 (sub<mode>3): Likewise.
19075 (*sub<mode>3): Likewise.
19076 (<sse>_vmsub<mode>3): Likewise.
19077 (smin<mode>3): Likewise.
19078 (*smin<mode>3_finite): Likewise.
19079 (*smin<mode>3): Likewise.
19080 (<sse>_vmsmin<mode>3): Likewise.
19081 (smax<mode>3): Likewise.
19082 (*smax<mode>3_finite): Likewise.
19083 (*smax<mode>3): Likewise.
19084 (<sse>_vmsmax<mode>3): Likewise.
19085 (sse3_haddv4sf3): Likewise.
19086 (sse3_haddv2df3): Likewise.
19087 (sse3_hsubv4sf3): Likewise.
19088 (sse3_hsubv2df3): Likewise.
19089 (umaxv16qi3): Likewise.
19090 (*umaxv16qi3): Likewise.
19091 (smaxv8hi3): Likewise.
19092 (*smaxv8hi3): Likewise.
19093 (*sse4_1_smax<mode>3): Likewise.
19094 (*sse4_1_umax<mode>3): Likewise.
19095 (uminv16qi3): Likewise.
19096 (*uminv16qi3): Likewise.
19097 (sminv8hi3): Likewise.
19098 (*sminv8hi3): Likewise.
19099 (*sse4_1_smin<mode>3): Likewise.
19100 (*sse4_1_umin<mode>3): Likewise.
19102 2008-04-01 Rafael EspÃndola <espindola@google.com>
19104 * tree-cfg.c (verify_expr): remove in_phi.
19105 (verify_stmt): Don't call walk_tree with verify_expr. Use
19106 is_gimple_min_invariant instead of is_gimple_val.
19108 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19110 * doc/include/gpl_v3.texi: Update for manpage generation.
19111 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19113 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19114 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19115 gpl_v3.texi instead of gpl.texi.
19118 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19121 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19123 2008-04-01 Rafael EspÃndola <espindola@google.com>
19125 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19126 (extract_code_and_val_from_cond): Use
19127 extract_code_and_val_from_cond_with_ops.
19129 2008-04-01 Jan Hubicka <jh@suse.cz>
19131 * function.c (free_after_compilation): Free epilogue_delay_list.
19132 (prepare_function_start): Assert that previous compilation was freed.
19134 2008-04-01 Jan Hubicka <jh@suse.cz>
19135 Jim Wilson <wilson@tuliptree.org>
19136 Andreas Tobler <andreast@gcc.gnu.org>
19138 PR middle-end/35781
19139 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19140 rtl.emit instead cfun->emit.
19141 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19142 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19144 2008-04-01 Ben Elliston <bje@au.ibm.com>
19146 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19148 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19150 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19152 (fprofile-use): Add var flag_profile_use
19153 * coverage.c (coverage_begin_output): Do not open a gcno file for
19154 output only if -ftest-coverage is set.
19155 Do not add getpwd() to gcda file path.
19156 (build_gcov_info): Check the new flag
19157 flag_profile_datafile_relative_path.
19158 (coverage_init): Use profile_data_prefix.
19159 Read profile counter only if flag_profile_use is set.
19160 * opts.c (common_handle_option): New option fprofile-use=,
19161 fprofile-dir=, fprofile-generate=.
19162 * toplev.c (profile_data_prefix): New variable definition.
19163 * toplev.h (profile_data_prefix): New declaration.
19164 * doc/invoke.tex (Option Summary, Optimization Options):
19167 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19169 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19170 use tmp consistently.
19173 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19174 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19175 UNSPEC_FR_RECIP_APPROX_RES.
19176 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19178 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19181 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19183 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19185 PR middle-end/30186
19186 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19187 element of the vector via a pointer.
19189 2008-03-31 Ian Lance Taylor <iant@google.com>
19191 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19193 2008-03-31 Jan Hubicka <jh@suse.cz>
19195 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19196 get_arg_pointer_save_area.
19197 * expr.c (init_expr): Just clear out rtl.expr.
19198 * function.c (free_after_compilation): Clear out whole RTL structure.
19199 (get_func_frame_size): Merge into ...
19200 (get_frame_size): ... this one.
19201 (assign_stack_local_1): Merge into ...
19202 (assign_stack_local): ... this one.
19203 (expand_function_end): Update call of get_arg_pointer_save_area.
19204 (get_art_pointer_save_area): Remove cfun argument.
19205 * function.h (emit_status): regno_pointer_align does not need length
19206 attribute. Move x_regno_reg_rtx to ...
19207 (regno_reg_rtx): ... new global array.
19208 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19209 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19210 apply_args_value, forced_labels, stack_pointer_delta):
19212 (struct varasm_status): Move here from varasm.c
19213 (struct rtl_data): New. Move here some fields from struct function.
19214 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19215 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19216 used_temp_slots avail_temp_slots, temp_slot_level,
19217 nonlocal_goto_handler_labels): Update accesstors.
19218 (rtl): New global variable.
19219 (struct function): Move some fileds to rtl_data.
19220 (get_arg_pointer_save_area): Update prototype.
19221 * emit-rtl.c (rtl): Declare.
19222 (regno_reg_rtx): Declare.
19223 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19225 (gen_reg_rtx): Update.
19226 (init_virtual_regs): Do not tate emit_status argument.
19227 (init_emit): Do not allocate emit.
19228 * varasm.c (varasm_statuc): Move to function.h.
19229 (n_deferred_constatns): Update accestor.
19230 (init_varasm_status): Do not allocate varasm_status.
19231 (force_const_mem, get_pool_size, output_constant_pool): Update.
19232 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19233 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19235 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19237 PR rtl-optimization/35729
19238 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19241 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19244 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19245 load/store if memory is unaligned.
19246 (*movti_rex64): Likewise.
19248 * config/i386/predicates.md (misaligned_operand): New.
19250 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19253 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19256 2008-03-31 Jan Beulich <jbeulich@novell.com>
19258 * config/ia64/constraints.md: Add 'j' constraint.
19259 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19260 (movdi_internal): Likewise.
19262 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19265 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19267 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19270 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19271 proper error message for the third argument on blendpd and
19274 * config/i386/sse.md (blendbits): New.
19275 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19277 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19279 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19281 2008-03-30 Richard Guenther <rguenther@suse.de>
19283 PR middle-end/31023
19284 * fold-const.c (fold_sign_changed_comparison): Do leave
19285 conversions to base-types alone.
19287 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19289 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19290 the link register if one altivec register is be saved.
19292 2008-03-30 Ben Elliston <bje@au.ibm.com>
19294 * final.c (final_scan_insn): Remove if (0) code.
19296 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19298 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19300 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19302 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19303 of V4SFmode to ix86_binary_operator_ok.
19305 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19307 * config/i386/i386.c (override_options): Initialize
19308 ix86_veclib_handler to ix86_veclibabi_svml when
19309 -mveclibabi=svml is used.
19310 (ix86_veclibabi_svml): New function for SVML ABI style
19311 vectorization support.
19312 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19314 2008-03-28 Rafael EspÃndola <espindola@google.com>
19316 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19317 (tree_binary_nonnegative_warnv_p): Make it public.
19318 (tree_single_nonnegative_warnv_p): Make it public.
19319 (tree_invalid_nonnegative_warnv_p): Make it public.
19320 (tree_unary_nonzero_warnv_p): Make it public.
19321 (tree_binary_nonzero_warnv_p): Make it public
19322 (tree_single_nonzero_warnv_p): Make it public.
19323 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19324 (extract_range_from_binary_expr): Split the expr argument.
19325 (extract_range_from_unary_expr): Split the expr argument.
19326 (extract_range_from_comparison): Split the expr argument.
19327 (extract_range_from_expr): Use the new aux functions.
19328 (vrp_evaluate_conditional_warnv): Use
19329 vrp_evaluate_conditional_warnv_with_ops.
19330 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19331 (tree_binary_nonzero_warnv_p): Declare.
19332 (tree_single_nonzero_warnv_p): Declare.
19333 (tree_expr_nonzero_warnv_p): Declare.
19334 (tree_unary_nonnegative_warnv_p): Declare.
19335 (tree_binary_nonnegative_warnv_p): Declare.
19336 (tree_single_nonnegative_warnv_p): Declare.
19337 (tree_invalid_nonnegative_warnv_p): Declare.
19339 2008-03-28 Richard Guenther <rguenther@suse.de>
19341 PR tree-optimization/30317
19342 PR tree-optimization/30911
19343 PR tree-optimization/34793
19344 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19345 (struct assert_locus_d): New member EXPR.
19346 (register_new_assert_for): Add EXPR parameter to support
19347 ASSERT_EXPR <name, expr OP limit>.
19348 (register_edge_assert_for_1): Adjust callers.
19349 (find_assert_locations): Likewise.
19350 (process_assert_insertions_for): Build condition from expression.
19351 (extract_range_from_assert): Handle ASSERT_EXPRs
19352 of the form ASSERT_EXPR <name, expr OP limit>.
19353 (register_edge_assert_for_2): New helper registering
19354 asserts for comparisons. Recognize range tests of the form
19355 (unsigned)i - CST1 OP CST2.
19356 (register_edge_assert_for_1): Use it.
19357 (register_edge_assert_for): Likewise.
19358 (needs_overflow_infinity): Integer sub-types
19359 do not need overflow infinities.
19360 (vrp_val_is_max): The extreme values of integer sub-types
19361 are those of the base type.
19362 (vrp_val_is_min): Likewise.
19363 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19366 2008-03-28 Nick Clifton <nickc@redhat.com>
19369 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19370 Return GENERAL_REGS for stack adjustment reloads.
19372 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19375 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19376 const_vector when all the vectors are constant.
19378 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19380 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19382 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19383 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19385 (s<code>_sf): Use new scc_sf attribute for opcode names.
19387 2008-03-27 Tom Tromey <tromey@redhat.com>
19389 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19390 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19391 config/spu/t-spu-elf, config/i386/t-interix,
19392 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19393 config/i386/x-darwin, config/i386/x-mingw32,
19394 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19395 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19396 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19397 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19398 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19399 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19400 config/score/t-score-elf, config/arm/t-strongarm-pe,
19401 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19402 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19403 Revert automatic dependency patch.
19405 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19408 * config/i386/i386.c (ix86_function_arg_boundary): Align
19409 decimal floating point to its natural boundary.
19411 2008-03-27 Richard Guenther <rguenther@suse.de>
19413 PR middle-end/35716
19414 * fold-const.c (fold_comparison): Restrict distinct decl
19415 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19416 solely rely on operand_equal_p.
19418 2008-03-27 Richard Guenther <rguenther@suse.de>
19421 * c-common.c (handle_weak_attribute): Reject combination of
19424 2008-03-27 Richard Guenther <rguenther@suse.de>
19426 PR tree-optimization/32810
19427 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19428 conversions from DECL_INITIAL.
19429 (fold_const_aggregate_ref): Likewise from constructor elements.
19431 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19433 * tree-affine.h (aff_combination_expand): Declare.
19434 (get_inner_reference_aff): Likewise.
19435 * tree-affine.c (aff_combination_expand): Split out from
19436 tree_to_aff_combination_expand.
19437 (get_inner_reference_aff): New function.
19438 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19439 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19440 (struct lim_aux_data): sm_done field removed.
19441 (mem_ref_loc_p, mem_ref_locs_p): New types.
19442 (struct mem_ref): Added id, stored, accesses_in_loop,
19443 indep_loop, dep_loop, indep_ref, dep_ref fields.
19444 Removed is_stored, locs and next fields.
19445 (memory_accesses): New variable.
19446 (movement_possibility): Do not allow moving statements
19447 that store to memory.
19448 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19450 (determine_max_movement): For statements with memory references,
19451 find the outermost loop in that the reference is independent.
19452 (move_computations_stmt): Mark the virtual operands for renaming.
19453 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19454 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19455 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19456 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19457 create_vop_ref_mapping, analyze_memory_references,
19458 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19459 get_all_locs_in_loop, ref_always_accessed_p,
19460 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19461 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19462 store_motion_loop, store_motion): New functions.
19463 (struct vop_to_refs_elt): New type.
19464 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19465 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19466 (schedule_sm): Replaced by...
19467 (execute_sm): ... this.
19468 (determine_lsm_ref, hoist_memory_references,
19469 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19470 find_more_ref_vops, free_mem_ref, free_mem_refs,
19471 determine_lsm_loop, determine_lsm): Removed.
19472 (tree_ssa_lim_finalize): Free data structures used by store motion.
19473 (tree_ssa_lim): Call analyze_memory_references. Use
19474 store_motion instead of determine_lsm.
19476 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19478 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19479 rename tmake_file to m68hc11/t-m68hc11.
19480 (mcore): Set inhibit_libc to true.
19481 * config.host (alpha*-dec-*vms*): Set extra_programs.
19482 (interix3*): Don't use host_xmake_file.
19483 * configure.ac: Let config.gcc override inhibit_libc.
19484 * configure: Regenerate.
19486 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19487 * config/t-openbsd-thread: Remove commented out lines.
19489 * config/x-interix: Remove.
19491 * config/m68hc11/t-m68hc11-gas: Rename to...
19492 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19494 * config/mcore/t-mcore: Remove T_CFLAGS.
19495 * config/mcore/t-mcore-pe: Likewise.
19497 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19499 * configure.ac: Replace custom __GNU_SOURCE test with
19500 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19501 * aclocal.m4: Regenerate.
19502 * configure: Regenerate.
19503 * config.in: Regenerate.
19505 2008-03-27 Richard Guenther <rguenther@suse.de>
19507 * fold-const.c (target.h): Include.
19508 (fold_comparison): Fold comparison of addresses of decls
19509 that bind locally or of constants. Consolidate address folding code.
19510 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19511 results from fold_binary_to_constant.
19512 (compare_values_warnv): Likewise.
19514 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19516 PR middle-end/35429
19517 * fold-const.c (fold_truthop): Check for integeral types when folding
19518 a == 0 && b == 0 and a != 0 || b != 0 .
19520 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19522 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19524 2008-03-26 Andreas Schwab <schwab@suse.de>
19526 * doc/invoke.texi: Fix use of @item vs. @itemx.
19528 2008-03-26 Tom Tromey <tromey@redhat.com>
19530 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19531 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19532 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19533 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19534 build/genconstants.o, build/genemit.o, build/genextract.o,
19535 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19536 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19539 2008-03-26 Richard Guenther <rguenther@suse.de>
19542 2008-03-26 Richard Guenther <rguenther@suse.de>
19544 * fold-const.c (target.h): Include.
19545 (fold_comparison): Fold comparison of addresses of two decls
19546 that bind locally. Consolidate address folding code.
19548 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19550 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19551 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19552 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19553 dconstsqrt2, dconstthird, dconste and/or dconst10.
19554 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19555 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19556 dconstsqrt2, dconste): Delete.
19557 (init_emit_once): Likewise. Simplify initializing dconstm1.
19559 * real.c (get_real_const): New.
19560 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19561 dconstsqrt2, dconste): Delete.
19562 (real_value_const, get_real_const): New.
19564 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19566 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19568 * config/i386/i386.c (ix86_function_arg_boundary): Check
19569 BIGGEST_ALIGNMENT instead of 128.
19570 (setup_incoming_varargs_64): Likewise.
19572 2008-03-26 Tom Tromey <tromey@redhat.com>
19574 * Makefile.in (DEPFILES): Add missing '/'.
19576 2008-03-26 Richard Guenther <rguenther@suse.de>
19578 * fold-const.c (target.h): Include.
19579 (fold_comparison): Fold comparison of addresses of two decls
19580 that bind locally. Consolidate address folding code.
19582 2008-03-26 Nick Clifton <nickc@redhat.com>
19585 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19586 not allow INT+INT as a legitimate addressing mode.
19588 2008-03-26 Richard Guenther <rguenther@suse.de>
19590 * tree-flow.h (widen_bitfield): Remove declaration.
19591 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19592 (widen_bitfield): Remove function.
19593 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19596 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19599 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19602 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19604 PR rtl-optimization/35232
19605 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19606 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19607 reg_reloaded_call_part_clobbered here.
19608 (reload_regs_reach_end_p): New function.
19609 (reload_reg_rtx_for_input): New variable.
19610 (reload_reg_rtx_for_output): Likewise.
19611 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19612 when reassigning a pseudo register. Load reloadreg from
19613 reload_reg_rtx_for_input, moving the mode and register
19615 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19616 instead of the original when deciding whether an input reload
19617 would be a no-op or whether an output reload can be deleted.
19618 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19619 when setting up new_spill_reg_store. Load it from
19620 reload_reg_rtx_for_output, moving the mode and register
19622 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19623 instead of the original when deciding whether an output reload
19624 would be a no-op. Do the same when modifying insn notes.
19625 Use rtx_equal_p instead of == to compare the registers.
19626 (inherit_piecemeal_p): Take a mode and two register numbers
19628 (emit_reload_insns): Clear new_spill_reg_store for every hard
19629 register in the reload register. Remove spill registers
19630 from reg_reloaded_valid before considering whether to record
19631 inheritance information for them. Use reload_reg_rtx_for_output
19632 instead of reg_rtx when recording output reloads. Use
19633 reload_reg_rtx_for_input instead of reg_rtx when recording
19634 input reloads. Set or clear reg_reloaded_call_part_clobbered
19635 at the same time as setting reg_reloaded_valid.
19636 (delete_output_reload): Add a new_reload_reg parameter and use it
19637 instead of rld[j].reg_rtx.
19638 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19641 2008-03-25 Tom Tromey <tromey@redhat.com>
19643 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19644 (build/genattr.o): Likewise.
19645 (build/genattrtab.o): Likewise.
19646 (build/gencodes.o): Likewise.
19647 (build/genconfig.o): Likewise.
19648 (build/genconstants.o): Likewise.
19649 (build/genemit.o): Likewise.
19650 (build/genextract.o): Likewise.
19651 (build/genflags.o): Likewise.
19653 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19655 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19656 instead of size_int for integer types.
19657 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19658 to match type of MINUS_EXPR.
19660 2008-03-25 Tom Tromey <tromey@redhat.com>
19662 * configure: Rebuilt.
19663 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19666 2008-03-25 Tom Tromey <tromey@redhat.com>
19668 * config/x-solaris (host-solaris.o): Update.
19669 * config/x-linux (host-linux.o): Update.
19670 * config/x-hpux (host-hpux.o): Update.
19671 * config/x-darwin (host-darwin.o): Update.
19672 * config/v850/t-v850e (v850-c.o): Update.
19673 * config/v850/t-v850 (v850-c.o): Update.
19674 * config/t-vxworks (vxworks.o): Update.
19675 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19676 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19677 * config/spu/t-spu-elf (spu-c.o): Update.
19679 * config/sh/t-symbian (sh-c.o): Update.
19680 (symbian.o): Update.
19681 * config/sh/t-sh (sh-c.o): Update.
19682 * config/score/t-score-elf (score7.o, score3.o): Update.
19683 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19684 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19685 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19686 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19687 (rs6000.o): Remove.
19688 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19689 * config/m32c/t-m32c (m32c-pragma.o): Update.
19690 * config/ia64/t-ia64 (ia64-c.o): Update.
19691 * config/i386/x-mingw32 (host-mingw32.o): Update.
19692 * config/i386/x-i386 (driver-i386.o): Update.
19693 * config/i386/x-darwin (host-i386-darwin.o): Update.
19694 * config/i386/x-cygwin (host-cygwin.o): Update.
19695 * config/i386/t-nwld (nwld.o): Update.
19696 * config/i386/t-netware (netware.o): Update.
19697 * config/i386/t-interix (winnt.o): Update.
19698 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19699 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19700 msformat-c.o): Update.
19701 * config/bfin/t-bfin-linux (generated_files): Add
19702 linux-sysroot-suffix.h.
19703 * config/arm/t-wince-pe (pe.o): Update.
19704 * config/arm/t-strongarm-pe (pe.o): Update.
19705 * config/arm/t-pe (pe.o): Update.
19706 * config/arm/t-arm (arm-c.o): Update.
19707 * doc/install.texi (Prerequisites): Require make 3.80.
19708 * Makefile.in: Remove .o targets.
19709 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19710 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19711 (simple_generated_h, simple_generated_c): Move earlier.
19712 (generated_files): New variable.
19713 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19714 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19715 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19716 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19717 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19718 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19719 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19720 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19721 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19722 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19723 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19724 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19726 (COMPILE.base, COMPILE): New variables.
19727 (%.o): New pattern rule.
19728 (ALL_HOST_OBJS): New variable.
19729 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19730 (dummy-checksum.o, cc1-checksum.o): Remove.
19731 (DRIVER_SHLIB): New variable.
19732 (DRIVER_DEFINES): Use it.
19733 (gencondmd.c): Move out of build/.
19734 (s-conditions): Update.
19735 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19736 (ALL_BUILD_OBJS): Likewise.
19737 (build/%.o): Use BUILDCOMPILE.
19738 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19739 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19740 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19741 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19742 build/genconfig.o, build/genconstants.o, build/genemit.o,
19743 build/genextract.o, build/genflags.o, build/genmddeps.o,
19744 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19745 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19746 build/gen-protos.o, build/scan.o, build/fix-header.o,
19747 build/scan-decls.o): Simplify.
19748 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19749 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19750 prefix.o, toplev.o): Reduce to variable setting.
19751 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19752 ($(out_object_file), gcc-options.o): New targets.
19753 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19754 * configure: Rebuilt.
19755 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19756 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19758 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19760 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19761 complain when we hit an error, return ERROR_MARK_NODE.
19763 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19765 * config/sh/constraints.md (Pso, Psz): New constraints.
19766 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19767 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19769 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19771 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19772 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19774 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19776 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19777 (prefetch_sh2a): New.
19779 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19780 Naveen.H.S <naveen.hs@kpitcummins.com>
19782 * config/sh/constraints.md (I28): New constraint.
19783 * config/sh/sh.c (broken_move): Add support for movi20s.
19784 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19786 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19787 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19788 Naveen.H.S <naveen.hs@kpitcummins.com>
19790 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19791 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19792 (print_operand): Handle resbank in %@ operand code.
19793 (sh_encode_section_info): New.
19794 (push_regs): Add conditions for resbank.
19795 (sh_expand_epilogue): Likewise.
19796 (sh_insert_attributes): Likewise.
19797 (sh_attribute_table): Likewise.
19798 (sh_handle_resbank_handler_attribute): New.
19799 (sh2a_handle_function_vector_handler_attribute): New.
19800 (sh2a_is_function_vector_call): New.
19801 (sh2a_get_function_vector_number): New.
19802 (sh2a_function_vector_p): New.
19803 (sh_cfun_resbank_handler_p): New.
19804 * config/sh/sh.md (calli): Emit jsr/n if possible.
19805 (calli_tbr_rel): New.
19806 (calli_pcrel): Emit jsr/n if possible.
19807 (return_i): Emit rts/n if possible.
19808 (call_valuei_tbr_rel): New.
19809 (call_valuei_pcrel): Add condition for SH2A target.
19810 (call_value): Likewise.
19811 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19812 (sh2a_get_function_vector_number): Likewise.
19813 (sh2a_is_function_vector_call): Likewise.
19814 * doc/extend.texi: Document TBR relative addressing of SH2A.
19815 (resbank): Add description for SH2A.
19817 2008-03-24 Richard Guenther <rguenther@suse.de>
19820 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19821 pointer assignments change conversions according to middle-end rules.
19822 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19823 * configure.ac: Include type checking in yes.
19824 * configure: Regenerate.
19826 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19828 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19829 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19831 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19833 * gthr-vxworks.h (UNUSED): Define.
19835 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19837 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19839 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19841 * doc/extend.texi (Function Attributes): Add missing comma in the
19842 example of the "alloc_size" attribute.
19844 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19847 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19849 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19852 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19855 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19856 of the underlying type of a MS bitfield layout to the natural
19857 alignment of the type.
19859 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19861 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19862 to their natural alignment to avoid store forwarding stalls.
19864 2008-03-22 Richard Guenther <rguenther@suse.de>
19866 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19867 For PHI nodes verify the address is invariant.
19868 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19869 (get_symbol_constant_value): Use is_gimple_min_invariant.
19870 (maybe_fold_stmt_indirect): Likewise.
19872 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19874 PR rtl-optimization/33927
19875 * Makefile.in (dse.o): Depend on $(TM_P_H).
19876 * expr.h (extract_low_bits): Declare.
19877 * expmed.c (extract_low_bits): New function.
19878 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19879 * dse.c: Include tm_p.h.
19880 (find_shift_sequence): Remove the read_reg argument and return the
19881 read value. Emit the instructions instead of returning them.
19882 Iterate on new_mode rather than calculating it each time.
19883 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19884 source to NEW_MODE and extract_low_bits to convert the shifted
19885 value to READ_MODE.
19886 (replace_read): Allow the load and store to have different mode
19887 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19888 or extraction instructions before trying the replacement. Update
19889 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19891 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19893 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19894 to their natural alignment to avoid store forwarding stalls.
19896 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19899 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19900 encouraging but not allowing gprs for input;
19901 change the input constraint to !f#r.
19902 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19904 change the output constraint to !f#r.
19906 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19909 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19910 corresponding post-reload splitters.
19911 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19912 when x87 FP math is selected.
19913 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19914 New function prototype.
19915 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19916 unreachable function to ease macroization of insn patterns.
19918 2008-03-21 Martin Jambor <mjambor@suse.cz>
19920 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19921 reference dumps if ddr is NULL or dependence is unknown.
19923 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19925 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19926 unsigned extension into account.
19927 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19928 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19929 Do computations on a scratch register.
19931 2008-03-21 Richard Guenther <rguenther@suse.de>
19933 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19934 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19935 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19936 * tree-ssa-dom.c (record_equality): Likewise.
19937 * tree-inline.c (copy_body_r): Likewise.
19938 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19941 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19943 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19944 as 'delete_unused' argument.
19946 2008-03-20 Richard Guenther <rguenther@suse.de>
19948 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19949 special casing of constant qualifiers.
19950 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19951 care about them in general.
19952 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19953 regardless of their type.
19954 (fold_stmt_r): Forcefully fold *& if we end up with that.
19956 2008-03-20 Paul Brook <paul@codesourcery.com>
19958 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19959 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19961 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19963 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19964 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19966 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19968 * common.opt (Wmudflap): New option.
19969 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19970 (mx_register_decls): Likewise.
19971 (mudflap_finish_file): Likewise.
19972 * doc/invoke.texi: Document -Wno-mudflap.
19974 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19976 * c-format.c (replace_format_name_to_system_name): New.
19977 (cmp_attribs): New.
19978 (convert_format_name_to_system_name): New.
19979 (decode_format_attr): Add use of convert_format_name_to_system_name.
19980 (format_types_orig): Add gnu_ prefix to names.
19981 (check_format_info_main): Special treating of \0 escaped names for
19982 supporting multi-character format specifiers as I32, I64.
19983 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19984 (gnu_target_overrides_format_attributes): New.
19985 * c-format.h: Add structure target_ovr_attr to hold
19986 system specific formatter names.
19987 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19988 msformat-c.o file to c_target_objs and cxx_target_objs.
19989 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19990 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19991 (TARGET_N_FORMAT_TYPES): New.
19992 * config/i386/msformat-c.c: New.
19993 * config/i386/t-cygming: Add build rule for msformat-c.o.
19994 * doc/extend.texi: Add new format names gnu_* and ms_* and
19996 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19998 2008-03-20 Ira Rosen <irar@il.ibm.com>
20000 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
20001 optimizations turned on under -O3.
20002 (ftree-vectorize): Add that the flag is turned on with -O3.
20004 2008-03-20 Ben Elliston <bje@au.ibm.com>
20006 * regmove.c (try_auto_increment): Fix spelling error in comment.
20007 * final.c (final_scan_insn): Likewise.
20009 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
20012 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
20013 allocator preferences for "y" and "r" class registers.
20014 ("*mov<mode>_internal"): Ditto.
20015 ("*movv2sf_internal_rex64"): Ditto.
20016 ("*movv2sf_internal"): Ditto.
20018 2008-03-19 Michael Matz <matz@suse.de>
20020 PR middle-end/35616
20021 * calls.c (expand_call): Check overlap of arguments with call
20022 address for sibcalls.
20024 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20027 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20028 of the underlying type of a MS bitfield layout to the natural
20029 alignment of the type.
20031 2008-03-19 Jan Hubicka <jh@suse.cz>
20034 * toplev.c (decode_d_option): Handle all CPP flags.
20035 * tree-vrp.c: Update tree_pass descriptors.
20036 * regrename.c: Update tree_pass descriptors.
20037 * fwprop.c: Update tree_pass descriptors.
20038 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20039 * tree-into-ssa.c: Update tree_pass descriptors.
20040 * tree-dump.c: Update tree_pass descriptors.
20041 * tree-complex.c: Update tree_pass descriptors.
20042 * tree-dump.h: Update tree_pass descriptors.
20043 * see.c: Update tree_pass descriptors.
20044 * cgraphbuild.c: Update tree_pass descriptors.
20045 * tracer.c: Update tree_pass descriptors.
20046 * tree-loop-distribution.c: Update tree_pass descriptors.
20047 * cgraph.c: Update tree_pass descriptors.
20048 * postreload-gcse.c: Update tree_pass descriptors.
20049 * postreload.c: Update tree_pass descriptors.
20050 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20051 * tree-tailcall.c: Update tree_pass descriptors.
20052 * tree-pass.h (tree_opt_pass): Rename to ...
20053 (opt_pass) ... this one; add "type" field and remove letter field.
20054 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20055 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20056 all_lowering_passes): Update declaration.
20057 * ipa-cp.c: Update tree_pass descriptors.
20058 * final.c: Update tree_pass descriptors.
20059 * omp-low.c: Update tree_pass descriptors.
20060 * tree-ssa-dse.c: Update tree_pass descriptors.
20061 * ipa-reference.c: Update tree_pass descriptors.
20062 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20063 * auto-inc-dec.c: Update tree_pass descriptors.
20064 * reorg.c: Update tree_pass descriptors.
20065 * cgraphunit.c: Update tree_pass descriptors.
20066 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20067 * tree-ssa-ccp.c: Update tree_pass descriptors.
20068 * df-core.c: Update tree_pass descriptors.
20069 * mode-switching.c: Update tree_pass descriptors.
20070 * tree-nomudflap.c: Update tree_pass descriptors.
20071 * modulo-sched.c: Update tree_pass descriptors.
20072 * ipa-pure-const.c: Update tree_pass descriptors.
20073 * cse.c: Update tree_pass descriptors.
20074 * web.c: Update tree_pass descriptors.
20075 * tree-stdarg.c: Update tree_pass descriptors.
20076 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20077 * tree-ssa-dom.c: Update tree_pass descriptors.
20078 * tree-nrv.c: Update tree_pass descriptors.
20079 * tree-ssa-alias.c: Update tree_pass descriptors.
20080 * loop-init.c: Update tree_pass descriptors.
20081 * gimple-low.c: Update tree_pass descriptors.
20082 * ipa-inline.c: Update tree_pass descriptors.
20083 * tree-ssa-sink.c: Update tree_pass descriptors.
20084 * global.c: Update tree_pass descriptors.
20085 * ifcvt.c: Update tree_pass descriptors.
20086 * jump.c: Update tree_pass descriptors.
20087 * predict.c: Update tree_pass descriptors.
20088 * tree-ssa-loop.c: Update tree_pass descriptors.
20089 * recog.c: Update tree_pass descriptors.
20090 * dse.c: Update tree_pass descriptors.
20091 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20092 * tree-eh.c: Update tree_pass descriptors.
20093 * regmove.c: Update tree_pass descriptors.
20095 * function.c: Update tree_pass descriptors.
20096 * tree-vectorizer.c: Update tree_pass descriptors.
20097 * gcse.c: Update tree_pass descriptors.
20098 * ipa-type-escape.c: Update tree_pass descriptors.
20099 * tree-if-conv.c: Update tree_pass descriptors.
20100 * init-regs.c: Update tree_pass descriptors.
20101 * ipa.c: Update tree_pass descriptors.
20102 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20103 * rtl-factoring.c: Update tree_pass descriptors.
20104 * lower-subreg.c: Update tree_pass descriptors.
20105 * bt-load.c: Update tree_pass descriptors.
20106 * tree-dfa.c: Update tree_pass descriptors.
20107 * except.c: Update tree_pass descriptors.
20108 * emit-rtl.c: Update tree_pass descriptors.
20109 * cfgexpand.c: Update tree_pass descriptors.
20110 * tree-cfgcleanup.c: Update tree_pass descriptors.
20111 * cfgcleanup.c: Update tree_pass descriptors.
20112 * tree-ssa-pre.c: Update tree_pass descriptors.
20113 * tree-sra.c: Update tree_pass descriptors.
20114 * tree-mudflap.c: Update tree_pass descriptors.
20115 * tree-ssa-copy.c: Update tree_pass descriptors.
20116 * cfglayout.c: Update tree_pass descriptors.
20117 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20118 * tree-ssa-dce.c: Update tree_pass descriptors.
20119 * tree-ssa.c: Update tree_pass descriptors.
20120 * regclass.c: Update tree_pass descriptors.
20121 * integrate.c: Update tree_pass descriptors.
20122 * tree-optimize.c: Update tree_pass descriptors.
20123 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20124 * tree-object-size.c: Update tree_pass descriptors.
20125 * combine.c: Update tree_pass descriptors.
20126 * tree-outof-ssa.c: Update tree_pass descriptors.
20127 * bb-reorder.c: Update tree_pass descriptors.
20128 * stack-ptr-mod.c: Update tree_pass descriptors.
20129 * var-tracking.c: Update tree_pass descriptors.
20130 * tree-profile.c: Update tree_pass descriptors.
20131 * tree-vect-generic.c: Update tree_pass descriptors.
20132 * reg-stack.c: Update tree_pass descriptors.
20133 * sched-rgn.c: Update tree_pass descriptors.
20134 * tree-ssa-structalias.c: Update tree_pass descriptors.
20135 * tree-cfg.c: Update tree_pass descriptors.
20136 * passes.c (current_pass): Update declaration.
20137 (finish_optimization_passes): Update.
20138 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20139 (register_one_dump_file, register_dump_files_1, next_pass_1):
20141 (init_optimization_passes): Update handling of new types.
20142 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20143 * ipa-struct-reorg.c: Update tree_pass descriptors.
20144 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20145 * combine-stack-adj.c: Update tree_pass descriptors.
20146 * cfgrtl.c: Update tree_pass descriptors.
20147 * dce.c: Update tree_pass descriptors.
20148 * tree-ssanames.c: Update tree_pass descriptors.
20150 2008-03-19 Richard Guenther <rguenther@suse.de>
20152 PR middle-end/35609
20153 * tree-ssa.c (walk_data): New structure.
20154 (warn_uninitialized_var): If not always_executed warn with "maybe"
20156 (execute_early_warn_uninitialized): Compute post-dominators.
20157 Initialize always_executed before processing each basic block.
20159 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20162 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20163 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20165 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20167 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20169 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20171 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20173 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20174 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20175 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20176 target after ignore has been set, and move there also the commputation
20177 of subtarget and original_target.
20178 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20179 (LANG_HOOKS_INITIALIZER): Remove it.
20180 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20182 2008-03-18 Richard Guenther <rguenther@suse.de>
20184 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20185 found an expression with constants, note that in the VN for the lhs.
20186 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20187 fold them to constants if possible. Run cleanup_cfg if done so.
20188 (execute_pre): Return todo.
20189 (do_pre): Likewise.
20190 (execute_fre): Likewise.
20191 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20193 (get_prop_source_stmt): Look through pointer conversions.
20195 2008-03-18 Jan Hubicka <jh@suse.cz>
20197 * tree-pretty-print.c: Include predict.h.
20198 (dump_generic_node): Dump predictor.
20199 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20200 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20201 * gimple-low.c (lower_stmt): Likewise.
20202 * expr.c (expand_expr_real): Likewise.
20203 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20205 (build_predict_expr, build_predict_expr): New.
20206 * predict.h (predictor_name, build_predict_expr): Update.
20207 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20208 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20209 * predict.def (PRED_CONTINUE): Update hitrate.
20210 * tree.def (PREDICT_EXPR): Define.
20211 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20212 do not handle BIND_EXPR.
20213 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20214 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20215 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20218 2008-03-18 Michael Matz <matz@suse.de>
20220 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20222 2008-03-18 Richard Guenther <rguenther@suse.de>
20224 * tree-gimple.h (is_gimple_invariant_address): Declare.
20225 (is_gimple_constant): Likewise.
20226 * tree-gimple.c (is_gimple_constant): New function.
20227 (is_gimple_invariant_address): Likewise.
20228 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20229 and is_gimple_invariant_address.
20230 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20232 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20233 an addressable base.
20235 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20237 PR middle-end/35611
20238 * gimplify.c (gimplify_expr): Gimplify second operand of
20241 2008-03-17 Richard Guenther <rguenther@suse.de>
20243 PR tree-optimization/19637
20244 * fold-const.c (fold_unary): Remove restrictions of removing
20245 intermediate pointer-conversions (P2)(P1)P0.
20246 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20247 conversion to void pointer.
20248 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20250 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20253 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20254 emulated thread local variables.
20256 2008-03-16 Richard Guenther <rguenther@suse.de>
20258 PR middle-end/35607
20259 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20260 expand TREE_INVARIANT operations that are not gimple invariant.
20262 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20264 * doc/extend.texi (Alignment): Say that the ABI controls
20265 the __alignof__ for non-strict-alignment targets rather
20266 than being a recommendation.
20268 2008-03-15 Paul Brook <paul@codesourcery.com>
20270 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20272 (arm_output_fn_unwind): Mark functions that can not be unwound.
20274 2008-03-15 Paul Brook <paul@codesourcery.com>
20276 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20277 extension instructions.
20279 2008-03-15 Richard Guenther <rguenther@suse.de>
20281 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20282 and fold constant aggregate refs.
20283 (fold_const_aggregate_ref): Handle string constants
20284 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20285 (evaluate_stmt): Simplify now that ccp_fold folds constant
20288 2008-03-15 Paul Brook <paul@codesourcery.com>
20290 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20291 (extzv): Use gen_extzv_t2.
20292 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20294 2008-03-15 Richard Guenther <rguenther@suse.de>
20296 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20297 (fold_const_aggregate_ref): Likewise.
20298 (get_value): Return NULL if we don't have any values.
20299 (ccp_finalize): Set const_val to NULL after freeing it.
20300 * tree-flow.h (get_symbol_constant_value): Declare.
20301 (fold_const_aggregate_ref): Likewise.
20302 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20304 2008-03-15 Richard Guenther <rguenther@suse.de>
20306 PR middle-end/35593
20307 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20308 to not produce negative array indices if not allowed. Add
20309 parameter to indicate that.
20310 (maybe_fold_offset_to_component_ref): Allow negative array
20311 indices only for the first member of a structure.
20312 (maybe_fold_offset_to_reference): Allow negative array indices.
20313 (maybe_fold_stmt_addition): Likewise.
20315 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20316 Anatoly Sokolov <aesok@post.ru>
20318 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20319 (avr_arch): Add ARCH_AVR6.
20320 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20321 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20322 instead of fixed value 2.
20323 (print_operand_address): Use gs() asm specifier instead of pm().
20324 (avr_assemble_integer): (Ditto.).
20325 (avr_output_addr_vec_elt): (Ditto.).
20326 (print_operand): Handle "!" code.
20327 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20328 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20329 (AVR_HAVE_EIJMP_EICALL): Define.
20330 (AVR_3_BYTE_PC): Redefine.
20331 (AVR_2_BYTE_PC): (Ditto.).
20332 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20333 (LINK_SPEC): Add atmega2560 and atmega2561.
20334 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20336 * config/avr/avr.md (call_insn): Use eicall instead of icall
20337 for 3 byte PC devices.
20338 (call_value_insn): (Ditto.).
20339 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20340 (indirect_jump): Use only for for 2 byte PC devices.
20341 (*tablejump): (Ditto.).
20342 (*indirect_jump_avr6): Add insn.
20343 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20344 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20345 instead of ijmp for 3 byte PC devices.
20346 (__tablejump2__): (Ditto.).
20347 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20348 (MULITLIB_DIRNAMES): (Ditto.).
20349 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20351 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20353 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20354 "sse2_umulsidi3". Use V1DI mode for operand 0.
20355 ("mmx_psadbw"): Use V1DI mode for operand 0.
20356 * config/i386/i386-modes.def (V1SI): New vector mode.
20357 * config/i386/i386.c (struct builtin_description)
20358 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20359 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20360 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20361 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20362 v1di_ftype_v8qi_v8qi type.
20363 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20365 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20366 __builtin_ia32_pmuludq]: Fix the mode of return value.
20368 2008-03-15 Richard Guenther <rguenther@suse.de>
20370 PR middle-end/35595
20371 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20374 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20376 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20377 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20378 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20379 unless TARGET_SERIALIZE_VOLATILE is enabled.
20380 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20381 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20382 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20384 2008-03-14 Richard Guenther <rguenther@suse.de>
20386 PR tree-optimization/34172
20387 * tree-flow.h (refs_may_alias_p): Declare.
20388 (get_single_def_stmt): Likewise.
20389 (get_single_def_stmt_from_phi): Likewise.
20390 (get_single_def_stmt_with_phi): Likewise.
20391 * tree-dfa.c (refs_may_alias_p): New function.
20392 (get_single_def_stmt): Likewise.
20393 (get_single_def_stmt_from_phi): Likewise.
20394 (get_single_def_stmt_with_phi): Likewise.
20395 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20396 (vn_reference_lookup_1): New helper function.
20397 (vn_reference_lookup): Walk the virtual use-def chain to
20398 continue searching for a match if the def does not alias the
20399 reference we are looking for.
20401 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20403 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20404 archive and Perzl. Update The Written Word listing.
20406 2008-03-14 Richard Guenther <rguenther@suse.de>
20408 PR tree-optimization/34043
20409 PR tree-optimization/33989
20410 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20412 (bitmap_find_leader): Use extra argument to verify dominance
20413 relationship inside a basic-block.
20414 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20415 (find_leader_in_sets): Adjust.
20416 (create_component_ref_by_pieces): Take extra argument for
20417 dominance check, handle lookup failures.
20418 (find_or_generate_expression): Likewise.
20419 (create_expression_by_pieces): Likewise.
20420 (insert_into_preds_of_block): Adjust.
20421 (create_value_expr_from): If asked for, verify all operands
20422 are in the blocks AVAIL_OUT set.
20423 (make_values_for_stmt): Check for SSA_NAMEs that are life
20424 over an abnormal edge.
20425 (compute_avail): Remove such check.
20426 (do_SCCVN_insertion): New function.
20427 (eliminate): If we do not find a leader suitable for replacement
20428 insert a replacement expression from SCCVN if available.
20429 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20430 (struct vn_ssa_aux): Add needs_insertion flag.
20431 * tree-ssa-sccvn.c (may_insert): New global flag.
20432 (copy_reference_ops_from_ref): Value-number union member access
20433 based on its size, not type and member if insertion is allowed.
20434 (visit_reference_op_load): For a weak match from union type
20435 punning lookup a view-converted value and insert a SSA_NAME
20436 for that value if that is not found.
20437 (visit_use): Make dumps shorter. Do not disallow value numbering
20438 SSA_NAMEs that are life over an abnormal edge to constants.
20439 (free_scc_vn): Release inserted SSA_NAMEs.
20440 (run_scc_vn): New flag to specify whether insertion is allowed.
20441 Process SSA_NAMEs in forward order.
20442 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20443 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20444 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20445 pointer type to/from integral types that do not change the
20446 precision to regular conversions.
20448 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20450 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20451 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20452 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20453 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20454 input arguments and the mode of return value. Built-in functions
20455 that operate on whole 64-bit MMX register now use V1DI mode.
20457 2008-03-13 Alon Dayan <alond@il.ibm.com>
20458 Olga Golovanevsky <olga@il.ibm.com>
20460 PR tree-optimization/35041
20461 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20462 to locate the right position in a statement.
20464 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20468 * config/i386/xmmintrin.h: Change all static inline functions to
20469 extern inline and add __gnu_inline__ attribute.
20470 * config/i386/bmintrin.h: Ditto.
20471 * config/i386/smmintrin.h: Ditto.
20472 * config/i386/tmmintrin.h: Ditto.
20473 * config/i386/mmintrin-common.h: Ditto.
20474 * config/i386/ammintrin.h: Ditto.
20475 * config/i386/emmintrin.h: Ditto.
20476 * config/i386/pmmintrin.h: Ditto.
20477 * config/i386/mmintrin.h: Ditto.
20478 * config/i386/mm3dnow.h: Ditto.
20480 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20482 PR middle-end/35185
20483 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20484 (lower_omp_2): New function.
20485 (lower_omp_1, lower_omp): Rewritten.
20487 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20490 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20491 with the phrase "Microsoft Windows compilers".
20492 (Push/Pop Macro Pragmas): New subsection. Document
20493 #pragma push_macro and pragma pop_macro.
20495 2008-03-12 Paul Brook <paul@codesourcery.com>
20497 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20499 2008-03-12 Paul Brook <paul@codesourcery.com>
20501 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20502 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20503 (thumb2_addsi_shortim): Rename ...
20504 (thumb2_addsi_short): ... to this. Allow register operands.
20505 (thumb2_subsi_short): New pattern.
20506 (thumb2_one_cmplsi2_short,
20507 thumb2_negsi2_short): New patterns and peepholes.
20509 2008-03-12 Paul Brook <paul@codesourcery.com>
20511 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20513 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20515 * config/i386/i386.md (int_cond): New code iterator.
20517 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20518 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20519 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20520 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20521 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20522 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20523 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20524 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20526 2008-03-12 Paul Brook <paul@codesourcery.com>
20528 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20529 instead of {arm,thumb}_compute_save_reg_mask.
20530 (output_return_instruction): Ditto.
20531 (thumb_unexpanded_epilogue): Ditto.
20532 (thumb1_expand_prologue): Ditto.
20533 (thumb1_output_function_prologue): Ditto.
20534 (arm_set_return_address): Ditto.
20535 (thumb_set_return_address): Ditto.
20536 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20537 regs to achieve stack alignment.
20538 (thumb1_compute_save_reg_mask): Fix compiler warning.
20539 (arm_output_epilogue): Use offsets->saved_regs_mask.
20540 Adjust stack pointer by poping call clobered registers.
20541 (arm_expand_prologue): Use offsets->saved_regs_mask.
20542 Adjust stack pointer by pushing extra registers.
20543 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20545 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20548 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20549 conversion to the operands of a multiplication.
20551 2008-03-12 Richard Guenther <rguenther@suse.de>
20553 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20554 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20555 * timevar.def (TV_TREE_PHIPROP): Add.
20556 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20557 pass description. Use TV_TREE_PHIPROP.
20558 * tree-ssa-forwprop.c: Remove phiprop code.
20560 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20562 PR middle-end/35549
20563 * omp-low.c (maybe_lookup_decl): Constify first argument.
20564 (use_pointer_for_field): Change last argument from bool to
20565 omp_context *. Disallow shared copy-in/out in nested
20566 parallel if decl is shared in outer parallel too.
20567 (build_outer_var_ref, scan_sharing_clauses,
20568 lower_rec_input_clauses, lower_copyprivate_clauses,
20569 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20571 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20572 Ira Rosen <irar@il.ibm.com>
20574 * tree-vectorizer.c (free_stmt_vec_info): New function.
20575 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20576 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20577 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20578 * tree-vect-transform.c (vectorizable_conversion): Free
20579 vec_oprnds0 if it was allocated.
20580 (vect_permute_store_chain): Remove unused VECs.
20581 (vectorizable_store): Free VECs that are allocated in the..
20583 (vect_transform_strided_load, vectorizable_load): Likewise.
20584 (vect_remove_stores): Simplify the code.
20585 (vect_transform_loop): Move code to vect_remove_stores().
20586 Call vect_remove_stores() and free_stmt_vec_info().
20588 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20590 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20591 TARGET_HPUX. Revise comment.
20592 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20593 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20594 Use sr4 variant of `be' instruction when not generating PIC code.
20595 (attr_length_call): Adjust for above change.
20597 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20599 * ipa-reference.c (static_execute): Remove module_statics_const and
20600 associated setting code.
20602 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20605 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20606 predicate for operand 1.
20607 (paritysi2_cmp): Use register_operand predicate for operand 2.
20608 Use earlyclobber modifier for operand 1. Remove support for
20610 (paritydi2_cmp): Use register_operand predicate for operand 3.
20611 Use earlyclobber modifier for operand 1. Remove support for
20614 2008-03-11 Paul Brook <paul@codesourcery.com>
20615 Vladimir Prus <vladimir@codesourcery.com>
20617 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20618 (arm_compute_save_reg0_reg12_mask): Always
20619 check if register 11 must be saved. Always safe hard frame pointer
20620 when frame_pointer_needeed.
20621 (arm_compute_save_reg_mask): Save IP and PC
20622 only with apcs frames.
20623 (arm_output_epilogue): Adjust Thumb2 codepath to
20624 be also invoked and work for ARM non-apcs frames.
20625 (arm_expand_prologue): Don't bother saving IP
20626 for non-apcs frame, since it's not clobbered by
20627 prologue code. Implement non-apcs frame
20630 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20632 PR rtl-optimization/35281
20633 * expr.c (convert_move): Use a new pseudo for the intermediate
20634 from_mode->word_mode result.
20636 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20638 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20639 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20640 * toplev.c (compile_file): Don't call it.
20642 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20644 PR middle-end/35526
20645 * expr.c (store_expr): Call emit_block_move if the mode
20646 of "temp" RTX is BLKmode.
20648 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20649 Richard Guenther <rguenther@suse.de>
20651 PR tree-optimization/31358
20652 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20653 the step with a NULL_TREE.
20654 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20655 to sizetype if type is a pointer type.
20656 (add_candidate_1): Don't convert the base and step to
20657 the generic type if the orginal type is a pointer type.
20658 (add_iv_value_candidates): Use sizetype for the step
20659 if type is a pointer type.
20660 (cand_value_at): Likewise.
20661 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20663 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20664 Don't convert the tem affine to the type.
20665 (add_elt_to_tree): Use sizetype for the step if a pointer.
20666 Use POINTER_PLUS_EXPR for pointers.
20667 (aff_combination_to_tree): Use sizetype for the step if a
20670 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20672 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20673 Remove commutativity hint.
20675 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20679 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20680 errorneous type. Check that v is a VAR_DECL.
20682 PR middle-end/35099
20683 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20685 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20687 PR tree-optimization/35494
20688 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20689 may be overriden at link and run time.
20691 2008-03-10 Richard Guenther <rguenther@suse.de>
20693 PR tree-optimization/34677
20694 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20695 (poolify_tree): Likewise.
20696 (modify_expr_template): Likewise.
20697 (poolify_modify_stmt): Likewise.
20698 (insert_fake_stores): Handle all component-ref style stores
20699 in addition to INDIRECT_REF. Also handle complex types.
20700 Do not poolify the inserted load.
20701 (realify_fake_stores): Do not rebuild the tree but only
20702 make it a SSA_NAME copy.
20703 (init_pre): Remove initialzation of modify_expr_template.
20704 Do not allocate modify_expr_node_pool.
20705 (fini_pre): Do not free modify_expr_node_pool.
20707 2008-03-10 Paul Brook <paul@codesourcery.com>
20709 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20710 to avoid conflicts.
20712 2008-03-10 Paul Brook <paul@codesourcery.com>
20713 Mark Shinwell <shinwell@codesourcery.com>
20715 * config/arm/cortex-r4.md: New.
20716 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20718 * config/arm/arm.md: Include cortex-r4.md.
20719 (insn): Add smmls, sdiv and udiv values.
20720 (generic_sched): Don't use generic scheduling for Cortex-R4.
20721 (arm_issue_rate): New function.
20722 (TARGET_SCHED_ISSUE_RATE): Define.
20724 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20726 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20728 2008-03-10 Richard Guenther <rguenther@suse.de>
20730 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20731 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20733 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20735 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20736 Set default to true.
20738 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20740 * c.opt (Wsynth): Deprecate.
20741 * doc/invoke.texi (Option Summary, Warning Options): Document
20742 -Wno-format-contains-nul.
20744 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20747 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20748 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20750 2008-03-09 Ira Rosen <irar@il.ibm.com>
20752 * config/rs6000/rs6000.c (builtin_description): Rename vector
20753 left shift operations.
20754 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20755 (altivec_vsl<VI_char>): Rename to ...
20756 (ashl<mode>3): ... new name.
20757 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20759 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20761 2008-03-08 Richard Guenther <rguenther@suse.de>
20763 * coverage.h (tree_coverage_counter_addr): Declare.
20764 * coverage.c (tree_coverage_counter_addr): New function.
20765 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20766 before using again.
20767 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20768 (tree_gen_one_value_profiler): Likewise.
20769 (tree_gen_ic_profiler): Likewise.
20770 (tree_gen_average_profiler): Likewise.
20771 (tree_gen_ior_profiler): Likewise.
20773 2008-03-08 Richard Guenther <rguenther@suse.de>
20775 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20776 (vn_binary_op_insert): Likewise.
20777 (vn_unary_op_lookup): Likewise.
20778 (vn_unary_op_insert): Likewise.
20779 (vn_nary_op_lookup): Declare.
20780 (vn_nary_op_insert): Likewise.
20781 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20782 and binary hashes, use a single obstack for unary_op_pool
20783 and binary_op_pool.
20784 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20785 a single struct vn_nary_op_s. Store tree code length and
20786 a variable number of operands.
20787 (struct vn_reference_op_struct): Remove unused op2.
20788 (vn_reference_op_eq): Do not compare op2.
20789 (vn_reference_op_compute_hash): Do not compute hash of op2.
20790 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20791 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20792 with vn_nary_op_compute_hash.
20793 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20794 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20796 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20798 (visit_unary_op): Call nary functions.
20799 (visit_binary_op): Likewise.
20800 (process_scc): Adjust for struct vn_tables_s changes.
20801 (allocate_vn_table): Likewise.
20802 (free_vn_table): Likewise.
20803 * tree-vn.c (vn_add): Call nary functions.
20804 (vn_lookup): Likewise.
20806 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20809 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20810 wdst back after sync_compare_and_swapqhi_internal.
20812 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20815 * config/i386/i386-modes.def (V1DI): New vector mode.
20816 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20817 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20818 (MMXMODE248): Ditto.
20819 (MMXMODE): Add V1DI mode.
20820 (mmxvecsize): Change DI mode to V1DI mode.
20821 ("mov<mode>): Use MMXMODEI8 mode iterator.
20822 ("*mov<mode>_internal_rex64"): Ditto.
20823 ("*mov<mode>_internal"): Ditto.
20824 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20825 ("mmx_sub<mode>3"): Ditto.
20826 ("mmx_adddi3"): Remove insn pattern.
20827 ("mmx_subdi3"): Ditto.
20828 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20829 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20830 ("mmx_ashl<mode>3"): Ditto.
20831 ("mmx_lshrdi3"): Remove insn pattern.
20832 ("mmx_ashldi3"): Ditto.
20833 * config/i386/i386.c (classify_argument): Handle V1DImode.
20834 (function_arg_advance_32): Ditto.
20835 (function_arg_32): Ditto.
20836 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20837 mmx_addv1di3 insn pattern.
20838 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20839 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20840 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20841 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20842 Remove definitions of built-in functions.
20843 (V1DI_type_node): New node.
20844 (v1di_ftype_v1di_int): Ditto.
20845 (v1di_ftype_v1di_v1di): Ditto.
20846 (v2si_ftype_v2si_si): Ditto.
20847 (v4hi_ftype_v4hi_di): Remove node.
20848 (v2si_ftype_v2si_di): Ditto.
20849 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20850 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20851 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20852 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20853 Add new builtins using def_builtin_const.
20854 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20855 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20856 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20857 * config/i386/mmintrin.h (__v1di): New typedef.
20858 (_mm_add_si64): Cast arguments to __v1di type.
20859 (_mm_sub_si64): Ditto.
20860 (_mm_sll_pi16): Cast __count to __v4hi type.
20861 (_mm_sll_pi32): Cast __count to __v2si type.
20862 (_mm_sll_si64): Cast arguments to __v1di type.
20863 (_mm_srl_pi16): Cast __count to __v4hi type.
20864 (_mm_srl_pi32): Cast __count to __v2si type.
20865 (_mm_srl_si64): Cast arguments to __v1di type.
20866 (_mm_sra_pi16): Cast __count to __v4hi type.
20867 (_mm_sra_pi32): Cast __count to __v2si type.
20868 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20869 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20870 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20871 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20872 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20873 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20874 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20875 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20876 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20877 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20878 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20879 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20881 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20883 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20885 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20888 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20889 reg+const addressing for Altivec modes. Don't generate reg+reg
20890 addressing for TFmode or TDmode quantities.
20892 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20894 * c-common.c (vector_types_convertible_p): Call langhook
20895 instead of comptypes.
20897 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20900 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20901 integral and scalar float variables which have a
20904 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20906 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20907 dwarf_register_span hook when emitting unwind information for
20908 register-to-memory saves.
20909 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20910 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20912 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20914 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20915 for the same VAR_DECL.
20917 2008-03-06 Tom Tromey <tromey@redhat.com>
20919 * treelang: Delete.
20920 * doc/standards.texi (Standards): Don't mention treelang.
20921 * doc/invoke.texi (Overall Options): Don't mention treelang.
20922 * doc/install.texi (Prerequisites): Don't mention bison or
20924 (Configuration): Don't mention treelang.
20925 (Building): Likewise.
20926 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20928 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20930 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20931 word-extractions out of a multi-word object.
20933 2008-03-06 Richard Guenther <rguenther@suse.de>
20935 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20936 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20937 result type and precision.
20938 * expr.c (get_inner_reference): Set unsignedp based on the result
20939 type of BIT_FIELD_REF.
20940 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20941 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20942 (try_instantiate_multiple_fields): Likewise. Use the correct type
20944 (sra_build_assignment): Likewise.
20945 (sra_build_elt_assignment): Likewise.
20946 (sra_explode_bitfield_assignment): Likewise.
20947 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20948 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20949 set BIT_FIELD_REF_UNSIGNED.
20950 (vectorizable_load): Likewise.
20952 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20954 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20957 2008-03-06 Richard Guenther <rguenther@suse.de>
20959 * alias.c (struct alias_set_entry): Move has_zero_child field
20960 to pack with alias_set.
20962 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20964 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20967 2008-03-05 Ian Lance Taylor <iant@google.com>
20969 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20971 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20973 * fwprop.c (update_df): Support width and offset parameters of
20975 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20976 global_conflicts): Change DF_REF_EXTRACT to either
20977 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20978 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20979 * df-scan.c (df_ref_record, df_defs_record,
20980 df_ref_create_structure, df_def_record_1, df_uses_record,
20981 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20982 df_bb_refs_collect, df_entry_block_defs_collect,
20983 df_exit_block_uses_collect): Support new width and offset fields.
20984 (ref_extract_pool): New storage pool.
20985 (df_free_ref): New function.
20986 (df_reg_chain_unlink, df_free_collection_rec,
20987 df_sort_and_compress_refs): Call df_free_ref.
20988 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20990 (df_ref_create_structure): Allocate df_ref_extract if offset and
20991 width fields are used.
20992 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20993 (df_uses_record): Get offset and width from ZERO_EXTRACT
20995 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20996 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20997 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20998 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20999 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21000 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21001 (df_ref_extract): New structure.
21002 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
21003 (df_ref_create): Add width and offset parameters.
21005 2008-03-05 Richard Guenther <rguenther@suse.de>
21007 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21008 Use ranges_overlap_p.
21009 (offset_overlaps_with_access): Rename
21010 to ranges_overlap_p and move ...
21011 * tree-flow-inline.h (ranges_overlap_p): ... here.
21013 * tree.h (get_inner_reference, handled_component_p): Update
21016 * tree.h (record_component_aliases, get_alias_set,
21017 alias_sets_conflict_p, alias_sets_must_conflict_p,
21018 objects_must_conflict_p): Move declarations ...
21019 * alias.h (record_component_aliases, get_alias_set,
21020 alias_sets_conflict_p, alias_sets_must_conflict_p,
21021 objects_must_conflict_p): ... here.
21022 Include coretypes.h.
21023 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
21025 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
21027 * cfg.c: Include tree-flow.h.
21028 (remove_edge_raw): Call redirect_edge_var_map_clear.
21029 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
21030 * tree-flow-inline.h (redirect_edge_var_map_def): New.
21031 (redirect_edge_var_map_result): New.
21032 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
21033 PENDING_STMT use with redirect_edge_var_map_*.
21034 * tree-ssa.c (edge_var_maps): New definition.
21035 (redirect_edge_var_map_add): New.
21036 (redirect_edge_var_map_clear): New.
21037 (redirect_edge_var_map_dup): New.
21038 (redirect_edge_var_map_vector): New.
21039 (redirect_edge_var_map_destroy): New.
21040 (ssa_redirect_edge): Replace PENDING_STMT use with
21041 redirect_edge_var_map_*.
21042 (flush_pending_stmts): Same.
21043 (delete_tree_ssa): Destroy edge var map.
21044 * tree-flow.h (struct _edge_var_map): New.
21045 Define edge_var_map vector type.
21046 Declare redirect_edge_var_map_* prototypes.
21047 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21048 * tree-cfg.c (reinstall_phi_args): Replace
21049 PENDING_STMT use with redirect_edge_var_map_*.
21051 2008-03-05 Richard Guenther <rguenther@suse.de>
21053 PR tree-optimization/35472
21054 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21055 whose single use_stmt has a overlapping set of loaded and
21056 stored symbols as that use_stmt might be a noop assignment then.
21058 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21060 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21062 2008-03-05 Richard Guenther <rguenther@suse.de>
21065 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21066 should be constants.
21067 * tree-cfg.c (verify_expr): Verify it.
21068 * fold-const.c (fold_truthop): Remove code generating
21069 BIT_FIELD_REFs of structure bases.
21070 (fold_binary): Likewise.
21071 (fold_ternary): Position and size of BIT_FIELD_REFs are
21072 always host integers.
21073 (make_bit_field_ref): Remove.
21074 (optimize_bit_field_compare): Remove.
21075 (all_ones_mask_p): Remove.
21077 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21080 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21081 (split_block_and_df_analyze): New. Split basic block and rebuild
21083 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21085 (split_pattern_seq): Likewise.
21086 (erase_matching_seqs): Likewise.
21087 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21089 2008-03-04 Geoff Keating <geoffk@apple.com>
21091 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21092 declaration and code.
21093 (tree_invalid_nonnegative_warnv_p): Likewise.
21095 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21097 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21098 examples. Truncate option-names then causing overfull hbox.
21100 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21103 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21105 * configure: Rebuilt.
21107 2008-03-04 Rafael EspÃndola <espindola@google.com>
21109 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21110 (tree_unary_nonnegative_warnv_p): New.
21111 (tree_binary_nonnegative_warnv_p): New.
21112 (tree_single_nonnegative_warnv_p): New.
21113 (tree_invalid_nonnegative_warnv_p): New.
21114 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21116 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21119 * opts.c (handle_option): Postpone 'unknown option' errors only for
21122 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21125 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21128 2008-03-04 Rafael EspÃndola <espindola@google.com>
21130 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21131 (tree_binary_nonzero_warnv_p): New.
21132 (tree_single_nonzero_warnv_p): New.
21133 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21135 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21137 PR middle-end/35456
21138 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21139 transformations for modes that have signed zeros.
21140 * ifcvt.c (noce_try_abs): Ditto.
21142 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21144 * config/i386/i386.c (override_options): Force
21145 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21147 2008-03-04 Jan Hubicka <jh@suse.cz>
21150 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21153 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21155 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21156 label to probe the stack.
21158 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21160 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21161 (__gthr_win32_mutex_destroy): Declare.
21162 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21163 __gthr_win32_mutex_destroy.
21164 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21166 2008-03-03 Jan Hubicka <jh@suse.cz>
21169 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21170 aggressive on inlining cold calls.
21172 2008-03-03 Richard Guenther <rguenther@suse.de>
21174 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21175 struct copies into the expression table.
21176 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21177 (try_to_simplify): Likewise.
21178 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21179 integral and pointer arguments which do not change the
21180 precision to NOP_EXPRs.
21181 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21182 VIEW_CONVERT_EXPR case.
21184 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21186 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21187 defined in a loop at depth 0 is invariant.
21188 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21189 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21190 be called at loop depth 0.
21192 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21195 * gcc.c (process_command): Update copyright notice dates.
21196 * gcov.c (print_version): Likewise.
21197 * gcov-dump.c (print_version): Likewise.
21198 * mips-tfile.c (main): Likewise.
21199 * mips-tdump.c (main): Likewise.
21201 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21204 * c-common.c (flag_permissive): Delete.
21205 (constant_expression_warnings): Check flags first.
21206 (constant_expression_error): New.
21207 * c-common.h (flag_permissive): Delete.
21208 (constant_expression_error): Declare.
21209 * flags.h (flag_permissive): Declare. Update description.
21210 * diagnostic.c (pedwarn): Update.
21212 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21213 (permissive_error_kind): New.
21214 * toplev.c (flag_permissive): Define. Update description.
21215 * toplev.h (permissive_error_kind): Declare.
21216 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21217 (pedwarn_c90): Use pedantic_warning_kind.
21218 * c-opts.c (c_common_post_options): flag_permissive does not affect
21219 flag_pedantic_errors.
21221 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21223 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21224 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21225 __absvsi2, __absvDI2): Use unsigned arithmetic.
21227 2008-03-02 Andi Kleen <ak@suse.de>
21228 Richard Guenther <rguenther@suse.de>
21230 * struct-equiv.c: Remove file.
21231 * cfg_cleanup.c (condjump_equiv_p): Remove.
21232 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21233 (struct-equiv.o): Remove rule.
21234 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21235 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21236 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21238 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21240 * ifcvt.c (noce_process_if_block): Try to handle only the then
21241 block if the else block exists but isn't suitable.
21243 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21246 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21247 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21248 regression from previous patch.
21250 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21253 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21255 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21256 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21257 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21258 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21259 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21260 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21261 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21262 (__gthread_mutex_destroy_function): Rename to
21263 __gthread_mutex_destroy.
21264 * gthr-dce.h (__gthread_mutex_destroy): Call
21265 pthread_mutex_destroy.
21266 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21267 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21268 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21270 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21272 * df-scan.c (df_ref_chain_change_bb): Simplify.
21273 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21274 set_block_for_insn if there's any change.
21275 * df.h ((df_insn_change_bb): Fix prototype.
21276 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21277 df_insn_change_bb, don't call set_block_for_insn.
21278 * emit-rtl.c (reorder_insns): Likewise.
21279 * haifa-sched.c (move_insn): Likewise.
21281 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21283 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21285 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21287 * tree-flow-inline.h (next_readonly_imm_use): Return
21288 NULL_USE_OPERAND_P after the end.
21290 2008-03-01 Richard Guenther <rguenther@suse.de>
21292 PR tree-optimization/35411
21293 * tree-sra.c (sra_build_assignment): Split conversion to
21294 final type to a separate statement if we are not assigning
21297 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21299 * fold-const.c (fold_convertible_p): Correct the logic to follow
21300 that in fold_convert().
21302 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21305 * tree-inline.c (build_duplicate_type): When we make a
21306 duplicate type, make it unique in the canonical types system.
21308 2008-02-29 Tom Tromey <tromey@redhat.com>
21310 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21311 input_file_stack_history, input_file_stack_restored): Remove.
21312 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21313 * input.h (struct file_stack): Remove.
21314 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21315 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21317 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21319 (diagnostic_last_module_changed): Add 'map' argument.
21320 (diagnostic_set_last_function): Likewise.
21321 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21322 line map, not input_file_stack.
21323 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21325 2008-02-29 Paul Brook <paul@codesourcery.com>
21327 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21329 2008-02-29 Paul Brook <paul@codesourcery.com>
21331 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21333 2008-02-29 Richard Guenther <rguenther@suse.de>
21335 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21337 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21338 value for comparing for a store match.
21339 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21340 (try_to_simplify): Do not do a full-blown reference lookup.
21342 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21344 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21345 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21347 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21349 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21351 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21352 strides against cache sizes.
21354 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21356 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21359 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21361 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21362 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21363 is smaller than the original promoted value.
21364 (simplify_subreg): If OP is a SUBREG, try to preserve its
21365 SUBREG_PROMOTED_VAR_P information.
21367 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21369 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21370 (VN_INFO_GET): Allocate new objects on the obstack.
21371 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21372 for rpo_numbers_temp, for consistency.
21373 (free_scc_vn): Free the obstack.
21375 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21377 * doc/invoke.texi: Document -ftree-loop-distribution.
21378 * tree-loop-distribution.c: New.
21379 * tree-pass.h (pass_loop_distribution): New.
21380 * graphds.h (struct graph): Add htab_t indices.
21381 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21382 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21383 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21384 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21385 * tree-data-ref.c (debug_data_dependence_relations): New.
21386 (dump_data_dependence_relation): Also print data references.
21387 (free_data_ref): Extern.
21388 (same_access_functions): Moved...
21389 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21390 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21391 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21392 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21393 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21394 (stmts_from_loop): Skip LABEL_EXPR.
21395 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21397 (build_rdg): Initialize rdg->indices htab.
21398 (free_rdg, stores_from_loop, ref_base_address,
21399 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21400 have_similar_memory_accesses_1, ref_base_address_1,
21401 remove_similar_memory_refs): New.
21402 * tree-data-ref.h: Depend on tree-chrec.h.
21403 (debug_data_dependence_relations, free_data_ref): Declared.
21404 (same_access_functions): ... here.
21405 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21407 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21408 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21409 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21410 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21411 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21412 rdg_vertex_for_stmt): Declared.
21413 (struct rdg_edge): Add level.
21415 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21416 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21418 (rdg_has_similar_memory_accesses): New.
21419 * tree-vect-analyze.c: Remove unused static decls.
21420 * lambda.h (dependence_level): New.
21421 * common.opt (ftree-loop-distribution): New.
21422 * tree-flow.h (mark_virtual_ops_in_bb,
21423 slpeel_tree_duplicate_loop_to_edge_cfg,
21424 rename_variables_in_loop): Declared.
21425 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21426 (OBJS-common): Add tree-loop-distribution.o.
21427 (tree-loop-distribution.o): New rule.
21428 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21429 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21430 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21432 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21435 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21436 other than structures and unions.
21438 2008-02-28 Richard Guenther <rguenther@suse.de>
21441 2008-02-26 Richard Guenther <rguenther@suse.de>
21443 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21444 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21445 (lookup_decl_from_uid): Declare.
21446 (remove_decl_from_map): Likewise.
21447 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21448 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21449 (decl_for_uid_map): New global hashtable mapping DECL_UID
21451 (init_ttree): Allocate it.
21452 (insert_decl_to_uid_decl_map): New helper function.
21453 (make_node_stat): Insert new decls into the map.
21454 (copy_node_stat): Likewise.
21455 (lookup_decl_from_uid): New function.
21456 (remove_decl_from_map): Likewise.
21457 (print_decl_for_uid_map_statistics): New helper.
21458 (dump_tree_statistics): Call it.
21460 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21461 (referenced_var_iterator): Adjust.
21462 (FOR_EACH_REFERENCED_VAR): Adjust.
21463 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21464 (num_referenced_vars): Adjust.
21465 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21466 (first_referenced_var): Remove.
21467 (end_referenced_vars_p): Likewise.
21468 (next_referenced_var): Likewise.
21469 (referenced_var_iterator_set): New helper function.
21470 * tree-dfa.c (referenced_var_lookup): Adjust.
21471 (referenced_var_check_and_insert): Likewise.
21472 (remove_referenced_var): Likewise.
21473 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21474 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21475 (verify_call_clobbering): Likewise.
21476 (verify_memory_partitions): Likewise.
21477 (init_tree_ssa): Allocate bitmap instead of hashtable for
21479 (delete_tree_ssa): Adjust.
21480 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21481 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21482 (compute_tag_properties): Likewise.
21483 (set_initial_properties): Likewise.
21484 (find_partition_for): Likewise.
21485 (update_reference_counts): Likewise.
21486 (dump_may_aliases_for): Likewise.
21487 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21488 (add_call_clobber_ops): Likewise.
21489 (add_call_read_ops): Likewise.
21490 (get_asm_expr_operands): Likewise.
21491 * tree-into-ssa.c (dump_decl_set): Likewise.
21492 (update_ssa): Likewise.
21493 * tree-sra.c (scan_function): Likewise.
21494 (decide_instantiations): Likewise.
21495 (scalarize_parms): Likewise.
21496 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21497 (dsa_named_for): Likewise.
21498 * tree-ssa-structalias.c (update_alias_info): Likewise.
21499 (merge_smts_into): Likewise.
21501 2008-02-27 David Daney <ddaney@avtrex.com>
21504 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21505 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21506 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21507 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21508 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21510 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21513 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21514 (BUILT_IN_NEXTTOWARD): Remove.
21515 (BUILT_IN_NEXTTOWARDF): Ditto.
21516 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21517 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21519 2008-02-27 Tom Tromey <tromey@redhat.com>
21521 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21522 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21524 2008-02-27 Jan Beulich <jbeulich@novell.com>
21526 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21527 update the respective field on newdecl.
21529 2008-02-27 Revital Eres <eres@il.ibm.com>
21531 PR rtl-optimization/34999
21532 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21533 crossing edges that ends with a call insn.
21534 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21535 call insn and clear the EDGE_CROSSING flag of the crossing edge
21536 when fixing fallthru edges.
21538 2008-02-27 Richard Guenther <rguenther@suse.de>
21540 PR middle-end/35390
21541 * fold-const.c (fold_unary): Return the correct argument,
21542 converted to the result type.
21544 2008-02-27 Richard Guenther <rguenther@suse.de>
21546 PR middle-end/34971
21547 * expr.c (expand_expr_real_1): Assert on rotates that operate
21549 * fold-const.c (fold_binary): Use the types precision, not the
21550 bitsize of the mode if folding rotate expressions. Build rotates
21551 only for full modes.
21553 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21555 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21556 and CPP_PRAGMA_EOL.
21557 * c-pragma.c (pragma_ns_name): New typedef.
21558 (registered_pp_pragmas): New variable.
21559 (c_pp_lookup_pragma): New function.
21560 (c_register_pragma_1): If flag_preprocess_only, do nothing
21561 for non-expanded pragmas, for expanded ones push pragma's
21562 namespace and name into registered_pp_pragmas vector.
21563 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21564 flag_preprocess_only, don't register GCC pch_preprocess
21565 pragma if flag_preprocess_only.
21566 * c-opts.c (c_common_init): Call init_pragma even if
21567 flag_preprocess_only.
21568 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21569 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21570 cpp_register_pragma if flag_preprocess_only.
21572 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21575 * c-parser.c (c_parser_translation_unit): Warn for empty
21576 translation unit, not empty source file.
21578 2008-02-26 Paul Brook <paul@codesourcery.com>
21580 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21581 operand for Thumb-2.
21582 * config/arm/arm.h (reg_class): Add CORE_REGS.
21583 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21584 (BASE_REG_CLASS): Use CORE_REGS.
21585 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21586 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21587 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21588 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21589 ARM_REGNO_OK_FOR_INDEX_P.
21590 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21591 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21592 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21593 (ldm/stm peepholes): Ditto.
21594 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21595 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21596 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21597 * config/arm/constraints.md: Enable "k" constraint on ARM.
21599 2008-02-27 Ben Elliston <bje@au.ibm.com>
21601 * config/rs6000/rs6000.c: Annotate cache line size field in all
21602 instances of struct processor_costs.
21604 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21606 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21607 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21608 jump_bypass): New counters.
21609 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21610 * dce.c (gate_ud_dce): Same.
21611 (gate_fast_dce): Same.
21612 * dse.c (gate_dse1): New function.
21613 (gate_dse2): New function.
21614 (gate_dse): Merge results of new gate functions.
21615 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21616 (gate_handle_jump_bypass): Add dbg_cnt.
21617 (gate_handle_gcse): Add dbg_cnt.
21618 * ifcvt.c (gate_handle_if_conversion): Same.
21619 (gate_handle_if_after_combine): Same.
21620 (gate_handle_if_after_reload): Same.
21621 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21623 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21625 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21627 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21629 2008-02-26 Jason Merrill <jason@redhat.com>
21632 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21633 alone if it's the naming decl for the type's main variant.
21635 2008-02-26 Tom Tromey <tromey@redhat.com>
21637 * system.h (USE_MAPPED_LOCATION): Poison.
21638 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21639 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21640 (make_goto_expr_edges): Likewise.
21641 (remove_bb): Likewise.
21642 (execute_warn_function_return): Likewise.
21643 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21645 * c-common.c (fname_decl): Remove old location code.
21646 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21648 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21650 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21651 (gen_rtx_ASM_INPUT): Likewise.
21652 (gen_rtx_ASM_INPUT_loc): Likewise.
21653 (get_rtx_asm_OPERANDS): Remove.
21654 * cfglayout.c (insn_locators_alloc): Remove old location code.
21655 (set_curr_insn_source_location): Likewise.
21656 (curr_insn_locator): Likewise.
21657 * print-tree.c (print_node): Remove old location code.
21658 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21659 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21660 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21661 location_from_locus.
21662 (construct_exit_block): Remove old location code.
21663 * emit-rtl.c (force_next_line_note): Remove old location code.
21664 * profile.c (branch_prob): Remove old location code.
21665 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21666 LOC_LINE): Remove old-location variants.
21667 * langhooks.c (lhd_print_error_function): Remove old location
21669 * configure, config.in: Rebuilt.
21670 * configure.ac (--enable-mapped-location): Remove.
21671 * c-decl.c (c_init_decl_processing): Remove old location code.
21672 (finish_function): Likewise.
21673 * recog.c (decode_asm_operands): Remove old location code.
21674 * c-pch.c (c_common_read_pch): Remove old location code.
21675 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21677 * gimple-low.c (lower_function_body): Remove old location code.
21678 * toplev.c (unknown_location): Remove.
21679 (push_srcloc): Remove old-location variant.
21680 (process_options): Remove old location code.
21681 (lang_dependent_init): Likewise.
21682 * input.h (UNKNOWN_LOCATION): Move definition.
21683 (location_t): Undeprecate.
21684 (source_locus): Remove.
21685 (location_from_locus): Remove.
21686 (struct location_s): Remove.
21687 Remove all old-location code.
21688 (input_line, input_filename): Remove.
21689 * final.c (final_scan_insn): Remove old location code.
21690 * diagnostic.c (diagnostic_build_prefix): Remove
21691 USE_MAPPED_LOCATION test.
21692 * tree.h (gimple_stmt) <locus>: Now a location_t.
21693 (tree_exp) <locus>: Likewise.
21694 (DECL_IS_BUILTIN): Remove old-location variant.
21695 (annotate_with_file_line, annotate_with_locus): Likewise.
21696 (expr_locus, set_expr_locus): Update.
21697 * tree.c (build1_stat): Remove old location code.
21698 (last_annotated_node): Remove.
21699 (annotate_with_file_line): Remove old-location variant.
21700 (annotate_with_locus): Likewise.
21701 (expr_location): Remove old location code.
21702 (set_expr_location): Likewise.
21703 (expr_has_location): Likewise.
21704 (expr_locus): Likewise.
21705 (set_expr_locus): Likewise.
21706 (expr_filename): Don't use location_from_locus.
21707 (expr_lineno): Likewise.
21708 * rtl-error.c (location_for_asm): Remove old location code.
21709 * c-lex.c (cb_line_change): Remove old location code.
21710 (fe_file_change): Likewise.
21711 (cb_def_pragma): Likewise.
21712 (c_lex_with_flags): Likewise.
21713 * gengtype.c (do_typedef): Don't special-case location types.
21714 (define_location_structures): Remove.
21715 (main): Don't call define_location_structures.
21716 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21719 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21722 * builtins.def (BUILT_IN_STDARG_START): Remove.
21723 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21724 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21725 * tree-inline.c (inline_forbidden_p_1): Likewise.
21727 2008-02-26 Richard Guenther <rguenther@suse.de>
21729 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21730 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21731 (lookup_decl_from_uid): Declare.
21732 (remove_decl_from_map): Likewise.
21733 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21734 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21735 (decl_for_uid_map): New global hashtable mapping DECL_UID
21737 (init_ttree): Allocate it.
21738 (insert_decl_to_uid_decl_map): New helper function.
21739 (make_node_stat): Insert new decls into the map.
21740 (copy_node_stat): Likewise.
21741 (lookup_decl_from_uid): New function.
21742 (remove_decl_from_map): Likewise.
21743 (print_decl_for_uid_map_statistics): New helper.
21744 (dump_tree_statistics): Call it.
21746 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21747 (referenced_var_iterator): Adjust.
21748 (FOR_EACH_REFERENCED_VAR): Adjust.
21749 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21750 (num_referenced_vars): Adjust.
21751 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21752 (first_referenced_var): Remove.
21753 (end_referenced_vars_p): Likewise.
21754 (next_referenced_var): Likewise.
21755 (referenced_var_iterator_set): New helper function.
21756 * tree-dfa.c (referenced_var_lookup): Adjust.
21757 (referenced_var_check_and_insert): Likewise.
21758 (remove_referenced_var): Likewise.
21759 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21760 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21761 (verify_call_clobbering): Likewise.
21762 (verify_memory_partitions): Likewise.
21763 (init_tree_ssa): Allocate bitmap instead of hashtable for
21765 (delete_tree_ssa): Adjust.
21766 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21767 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21768 (compute_tag_properties): Likewise.
21769 (set_initial_properties): Likewise.
21770 (find_partition_for): Likewise.
21771 (update_reference_counts): Likewise.
21772 (dump_may_aliases_for): Likewise.
21773 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21774 (add_call_clobber_ops): Likewise.
21775 (add_call_read_ops): Likewise.
21776 (get_asm_expr_operands): Likewise.
21777 * tree-into-ssa.c (dump_decl_set): Likewise.
21778 (update_ssa): Likewise.
21779 * tree-sra.c (scan_function): Likewise.
21780 (decide_instantiations): Likewise.
21781 (scalarize_parms): Likewise.
21782 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21783 (dsa_named_for): Likewise.
21784 * tree-ssa-structalias.c (update_alias_info): Likewise.
21785 (merge_smts_into): Likewise.
21787 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21790 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21791 * c-opts.c (c_common_handle_option): Wall enables
21792 Wvolatile-register-var.
21793 * common.opt: Move Wvolatile-register-var to...
21796 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21798 * common.opt (Wlarger-than=): New.
21799 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21801 * opts.c (common_handle_option): Handle -Wlarger-than=.
21802 * optc-gen.awk: Likewise.
21803 * opth-gen.awk: Likewise.
21804 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21805 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21807 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21809 * c-common.c (match_case_to_enum_1): Add appropriate
21810 OPT_W* parameter to warning.
21811 (c_do_switch_warnings): Likewise.
21812 * c-typeck.c (warning_init): Add one more parameter following
21813 'warning' function.
21814 (push_init_level): Update call to warning_init.
21815 (pop_init_level): Likewise.
21816 (add_pending_init): Likewise.
21817 (output_init_element: Likewise.
21819 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21822 * toplev.c (toplev_main): If there are warnings or error, print
21823 errors for ignored options.
21824 * opts.c (ignored_options): New static variable.
21825 (postpone_unknown_option_error): New.
21826 (print_ignored_options): New.
21827 (handle_option): Postpone errors for unknown -Wno-* options.
21828 * opts.h (print_ignored_options): Declare.
21830 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21832 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21835 2008-02-25 Richard Guenther <rguenther@suse.de>
21838 2008-02-25 Richard Guenther <rguenther@suse.de>
21840 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21841 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21842 (lookup_decl_from_uid): Declare.
21843 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21844 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21845 (decl_for_uid_map): New global hashtable mapping DECL_UID
21847 (init_ttree): Allocate it.
21848 (insert_decl_to_uid_decl_map): New helper function.
21849 (make_node_stat): Insert new decls into the map.
21850 (copy_node_stat): Likewise.
21851 (lookup_decl_from_uid): New function.
21852 (print_decl_for_uid_map_statistics): New helper.
21853 (dump_tree_statistics): Call it.
21855 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21856 (referenced_var_iterator): Adjust.
21857 (FOR_EACH_REFERENCED_VAR): Adjust.
21858 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21859 (num_referenced_vars): Adjust.
21860 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21861 (first_referenced_var): Remove.
21862 (end_referenced_vars_p): Likewise.
21863 (next_referenced_var): Likewise.
21864 (referenced_var_iterator_set): New helper function.
21865 * tree-dfa.c (referenced_var_lookup): Adjust.
21866 (referenced_var_check_and_insert): Likewise.
21867 (remove_referenced_var): Likewise.
21868 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21869 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21870 (verify_call_clobbering): Likewise.
21871 (verify_memory_partitions): Likewise.
21872 (init_tree_ssa): Allocate bitmap instead of hashtable for
21874 (delete_tree_ssa): Adjust.
21875 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21876 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21877 (compute_tag_properties): Likewise.
21878 (set_initial_properties): Likewise.
21879 (find_partition_for): Likewise.
21880 (update_reference_counts): Likewise.
21881 (dump_may_aliases_for): Likewise.
21882 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21883 (add_call_clobber_ops): Likewise.
21884 (add_call_read_ops): Likewise.
21885 (get_asm_expr_operands): Likewise.
21886 * tree-into-ssa.c (dump_decl_set): Likewise.
21887 (update_ssa): Likewise.
21888 * tree-sra.c (scan_function): Likewise.
21889 (decide_instantiations): Likewise.
21890 (scalarize_parms): Likewise.
21891 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21892 (dsa_named_for): Likewise.
21893 * tree-ssa-structalias.c (update_alias_info): Likewise.
21894 (merge_smts_into): Likewise.
21896 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21899 * doc/invoke.texi (-fcx-limited-range): Document new option.
21900 * toplev.c (process_options): Handle -fcx-fortran-rules.
21901 * common.opt: Add documentation for -fcx-fortran-rules.
21903 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21906 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21907 actual behaviour and C99.
21909 2008-02-26 Ben Elliston <bje@au.ibm.com>
21911 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21912 (ASM_CPU_POWER6_SPEC): Likewise.
21913 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21914 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21915 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21917 2008-02-25 Richard Guenther <rguenther@suse.de>
21919 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21920 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21921 (lookup_decl_from_uid): Declare.
21922 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21923 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21924 (decl_for_uid_map): New global hashtable mapping DECL_UID
21926 (init_ttree): Allocate it.
21927 (insert_decl_to_uid_decl_map): New helper function.
21928 (make_node_stat): Insert new decls into the map.
21929 (copy_node_stat): Likewise.
21930 (lookup_decl_from_uid): New function.
21931 (print_decl_for_uid_map_statistics): New helper.
21932 (dump_tree_statistics): Call it.
21934 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21935 (referenced_var_iterator): Adjust.
21936 (FOR_EACH_REFERENCED_VAR): Adjust.
21937 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21938 (num_referenced_vars): Adjust.
21939 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21940 (first_referenced_var): Remove.
21941 (end_referenced_vars_p): Likewise.
21942 (next_referenced_var): Likewise.
21943 (referenced_var_iterator_set): New helper function.
21944 * tree-dfa.c (referenced_var_lookup): Adjust.
21945 (referenced_var_check_and_insert): Likewise.
21946 (remove_referenced_var): Likewise.
21947 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21948 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21949 (verify_call_clobbering): Likewise.
21950 (verify_memory_partitions): Likewise.
21951 (init_tree_ssa): Allocate bitmap instead of hashtable for
21953 (delete_tree_ssa): Adjust.
21954 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21955 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21956 (compute_tag_properties): Likewise.
21957 (set_initial_properties): Likewise.
21958 (find_partition_for): Likewise.
21959 (update_reference_counts): Likewise.
21960 (dump_may_aliases_for): Likewise.
21961 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21962 (add_call_clobber_ops): Likewise.
21963 (add_call_read_ops): Likewise.
21964 (get_asm_expr_operands): Likewise.
21965 * tree-into-ssa.c (dump_decl_set): Likewise.
21966 (update_ssa): Likewise.
21967 * tree-sra.c (scan_function): Likewise.
21968 (decide_instantiations): Likewise.
21969 (scalarize_parms): Likewise.
21970 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21971 (dsa_named_for): Likewise.
21972 * tree-ssa-structalias.c (update_alias_info): Likewise.
21973 (merge_smts_into): Likewise.
21975 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21978 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21979 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21980 * alias.h (nonoverlapping_memrefs_p): Likewise.
21982 2008-02-25 Jan Beulich <jbeulich@novell.com>
21984 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21985 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21986 __emultls_get_address, __emultls_register_common,
21987 __floatundi?f, and _Unwind_GetIPInfo.
21988 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21989 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21990 (gen_regparm_prefix): Likewise.
21991 (i386_nlm_encode_section_info): Sync with
21992 config/i386/winnt.c:i386_pe_encode_section_info().
21993 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21994 i386_nlm_mangle_decl_assembler_name): New.
21995 (netware_override_options): New.
21996 * config/i386/netware.h (netware_override_options): Declare.
21997 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21998 (i386_nlm_mangle_decl_assembler_name): Declare.
21999 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
22001 2008-02-25 Ben Elliston <bje@au.ibm.com>
22004 * c-decl.c (grokdeclarator): Remove unused local variables
22005 `typedef_type' and `type_as_written'.
22007 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
22008 unused local variable `has_hot_blocks'.
22009 (fix_crossing_conditional_branches): Remove unused local variable
22012 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
22014 PR middle-end/19984
22015 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
22016 using DEF_C99_BUILTIN.
22017 (BUILT_IN_NANF): Ditto.
22018 (BUILT_IN_NANL): Ditto.
22020 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
22021 Revital Eres <eres@il.ibm.com>
22023 * modulo-sched.c (calculate_must_precede_follow): Address TODO
22024 regarding the order of two dependent insns in the same row.
22026 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
22028 * stor-layout.c (layout_decl): Do not bump the alignment of a
22029 bit-field to more than byte alignment if it is packed.
22031 2008-02-24 David Edelsohn <edelsohn@gnu.org>
22033 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
22036 2008-02-24 Diego Novillo <dnovillo@google.com>
22038 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22041 * tree-vrp.c (vrp_evaluate_conditional): With
22042 -Wtype-limits, emit a warning when comparing against a
22043 constant outside the natural range of OP0's type.
22044 * c.opt (Wtype-limits): Move ...
22045 * common.opt (Wtype-limits): ... here.
22047 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22049 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22050 * config/rs6000/e300c2c3.md: New file.
22051 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22053 (rs6000_override_options): Add e300c2 and e300c3 cases to
22054 processor_target_table. Do not allow usage of Altivec or Spe
22055 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22056 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22057 * config/rs6000/rs6000.h (processor_type): Add
22058 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22059 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22060 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22061 and ppce300c3. Include e300c2c3.md.
22063 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22065 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22066 instead of TARGET_STRICT_ALIGN.
22068 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22070 * explow.c (memory_address): Assert that the generated address is
22073 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22076 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22077 * config/darwin-ppc-ldouble-patch.def: New file.
22078 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22079 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22080 SUBTARGET_INIT_BUILTINS if defined.
22081 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22084 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22087 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22088 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22090 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22093 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22094 file" warning condtional on -Winvalid-PCH.
22096 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22098 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22100 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22104 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22105 prevent reload from using MMX registers.
22106 (*mov<mode>_internal): Ditto.
22107 (*movv2sf_internal_rex64): Ditto.
22108 (*movv2sf_internal): Ditto.
22110 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22112 PR documentation/31569
22113 * doc/install.texi2html: Use makeinfo --no-number-sections.
22115 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22117 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22118 ensure that we can address an entire entity > 8 bytes. Don't
22119 generate reg+reg addressing for such data.
22121 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22123 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22124 strings when optimizing for size, unless the target cares about
22127 2008-02-22 Tom Tromey <tromey@redhat.com>
22129 * regclass.c (current_pass): Remove declaration.
22131 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22133 * config/avr/libgcc.S (__RAMPZ__): Define.
22134 (__do_copy_data): Add for devices with 128KB code memory.
22136 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22138 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22140 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22142 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22144 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22147 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22150 * c-typeck.c (build_binary_op): Warn about floating point
22151 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22153 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22156 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22157 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22159 (rs6000_override_options): Set altivec_abi as default, not override,
22160 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22161 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22162 is used; use new member spe_abi.
22163 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22164 spe_abi and altivec_abi.
22166 2008-02-22 Tomas Bily <tbily@suse.cz>
22168 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22170 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22173 * config.build (build_file_translate): Set to `CMD //c' only if
22175 * Makefile.in (build_file_translate): Improve comment.
22177 2008-02-21 Jan Hubicka <jh@suse.cz>
22179 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22180 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22181 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22183 2008-02-21 Michael Matz <matz@suse.de>
22186 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22188 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22190 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22191 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22192 as insn constraint.
22193 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22194 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22195 SSE_VEC_FLOAT_MODE_P as insn constraint.
22196 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22197 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22198 sse4a_movntdf using MODEF mode iterator.
22199 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22200 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22201 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22202 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22203 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22204 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22205 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22207 2008-02-21 Richard Guenther <rguenther@suse.de>
22209 * tree.def (PAREN_EXPR): New tree code.
22210 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22212 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22213 * expr.c (expand_expr_real_1): Likewise.
22214 * tree-inline.c (estimate_num_insns_1): Likewise.
22215 * tree-complex.c (expand_complex_move): Likewise.
22216 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22219 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22222 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22224 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22227 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22229 * config/sh/sh.c (find_barrier): Don't go past
22230 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22232 2008-02-20 DJ Delorie <dj@redhat.com>
22234 * config/h8300/h8300.md (insv): Force source operand to be a register.
22236 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22237 as a jump, not as a plain insn.
22239 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22241 * doc/invoke.texi (Warning Options): Add new option
22242 -Wframe-larger-than=.
22243 (-Wframe-larger-than): Document.
22245 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22246 Add declarations for new option variables.
22248 * final.c (final_start_function): Check the frame size
22249 before emission and issue a Wframe-larger-than warning.
22251 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22252 Add definitions for new option variables.
22253 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22255 * common.opt (Wframe-larger-than=): New option.
22257 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22259 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22260 (<sse>_div<mode>3): Ditto.
22261 (<sse>_vmdiv<mode>3): Ditto.
22262 (<sse>_vmsqrt<mode>2): Ditto.
22263 (*smax<mode>3): Ditto.
22264 (sse5_frcz<mode>2): Ditto.
22265 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22266 as insn constraint.
22268 2008-02-20 Richard Guenther <rguenther@suse.de>
22270 PR middle-end/35265
22271 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22272 be happy with INTEGRAL_TYPE_P.
22274 2008-02-20 Richard Guenther <rguenther@suse.de>
22276 * fold-const.c (split_tree): Associate floatig-point expressions
22277 if flag_associative_math is set.
22279 2008-02-20 Richard Guenther <rguenther@suse.de>
22281 * tree.h (fold_real_zero_addition_p): Declare.
22282 * fold-const.c (fold_real_zero_addition_p): Export.
22283 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22284 floating-point operations with zero and one.
22286 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22288 * doc/install.texi: Correct references to CFLAGS, replacing them
22289 with BOOT_CFLAGS. Document flags used during bootstrap for
22292 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22294 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22295 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22296 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22298 (smin<mode>3): Ditto from similar patterns.
22299 (smax<mode>3): Ditto.
22300 (*ieee_smin<mode>3): Ditto.
22301 (*ieee_smax<mode>3): Ditto.
22302 * config/i386/sse.md (sse): New mode attribute.
22303 (mov<mode>): Macroize expander from movv4sf and movv2df using
22304 SSEMODEF2P mode iterator.
22305 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22306 SSE_VEC_FLOAT_MODE_P as insn constraint.
22307 (storent<mode>): Ditto.
22308 (storent<mode>): Macroize expander from storentsf and storentdf using
22309 MODEF mode iterator.
22310 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22311 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22312 (abs<mode>2): Ditto from similar patterns.
22313 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22314 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22315 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22316 (<sse>_vmsqrt<mode>2): Ditto.
22317 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22318 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22319 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22320 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22321 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22322 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22323 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22325 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22326 iterator and SSE_FLOAT_MODE_P as insn constraint.
22327 (<sse>_ucomi): Ditto from similar patterns.
22328 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22329 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22330 SSE_VEC_FLOAT_MODE_P as insn constraint.
22331 (vcond<mode>): Ditto from similar patterns.
22332 (and<mode>3, *and<mode>3): Ditto.
22333 (<sse>_nand<mode>3): Ditto.
22334 (ior<mode>3, *ior<mode>3): Ditto.
22335 (xor<mode>3, *xor<mode>3): Ditto.
22336 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22337 iterator and SSE_FLOAT_MODE_P as insn constraint.
22338 (*nand<mode>3): Ditto from similar patterns.
22339 (*ior<mode>3): Ditto.
22340 (*xor<mode>3): Ditto.
22342 2008-02-20 Ira Rosen <irar@il.ibm.com>
22344 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22345 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22346 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22348 2008-02-19 Jan Hubicka <jh@suse.cz>
22350 * predict.c (tree_bb_level_predictions): Remove variable next
22351 mistakely introduced by previous commit.
22353 2008-02-19 Jan Hubicka <jh@suse.cz>
22355 * predict.c (predict_paths_leading_to): Rewrite.
22356 (predict_paths_for_bb): New.
22357 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22359 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22362 * Makefile.in (build_file_translate): New.
22363 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22364 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22365 * configure.ac (build_file_translate): Substitute it.
22366 * configure: Regenerate.
22368 2008-02-19 Jan Hubicka <jh@suse.cz>
22370 PR rtl-optimization/34408
22371 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22374 2008-02-19 Jan Hubicka <jh@suse.cz>
22376 PR middle-end/28779
22377 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22380 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22383 * config/i386/i386-modes.def: Revert the last DI alignment
22384 change until Ada people can look into it.
22386 2008-02-19 Nick Clifton <nickc@redhat.com>
22388 * opts.c (print_specific_help): Fix typo in --help text.
22390 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22393 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22394 32-bit inline asm without asm alternatives for host GCC < 3.0.
22396 2008-02-19 Richard Guenther <rguenther@suse.de>
22398 PR tree-optimization/34989
22399 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22400 Allow propagation to INDIRECT_REF if we can simplify only.
22402 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22404 * c-common.c (warn_for_collisions_1): Use appropriate option when
22407 2008-02-19 Nick Clifton <nickc@redhat.com>
22410 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22411 (handle_options): Fix indentation.
22412 (print_filtered_help): If no language-specific options were
22413 displayed tell the user how to list all the options supported by
22414 the language's front-end.
22415 (print_specific_help): Fix indentation and remove duplicate line.
22416 (common_handle_option): Handle the -v option.
22417 For --help enable the display of undocumented options if the -v
22418 switch has been included on the command line.
22419 For --help= check for overlaps in the arguments between the option
22420 classes and the language names and issue a warning when they
22421 cannot be disambiguated.
22422 * c.opt (v): Pass on to the common option handler.
22424 2008-02-19 Revital Eres <eres@il.ibm.com>
22426 * modulo-sched.c (sms_schedule): Change dump message when
22427 create_ddg function fails.
22428 (try_scheduling_node_in_cycle): Rename row to cycle.
22429 (print_partial_schedule): Rename CYCLE to ROW.
22431 2008-02-19 Christian Bruel <christian.bruel@st.com>
22432 Zdenek Dvorak <ook@ucw.cz>
22434 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22436 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22439 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22440 (*x86_movdicc_0_m1_se): Ditto.
22442 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22444 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22445 (CMPtype): Define as __gcc_CMPtype.
22446 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22447 (CMPtype): Define as __gcc_CMPtype.
22449 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22451 Support valgrind 3.3 for --enable-checking=valgrind.
22452 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22454 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22455 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22456 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22457 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22458 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22459 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22460 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22462 * ggc-zone.c: Similar.
22463 * ggc-page.c: Similar.
22465 2008-02-19 Paul Brook <paul@codesourcery.com>
22468 * config/arm/ieee754-df.S: Fix do_it typo.
22469 * config/arm/ieee754-sf.S: Fix do_it typo.
22471 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22474 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22475 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22476 (OPTION_MASK_ISA_SSE_SET): Likewise.
22477 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22478 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22479 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22480 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22481 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22482 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22483 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22484 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22485 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22486 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22487 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22488 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22489 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22490 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22491 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22492 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22493 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22494 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22495 (OPTION_MASK_ISA_SSE4): Removed.
22496 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22497 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22498 (override_options): Don't turn on implied SSE/MMX bits in
22501 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22503 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22506 2008-02-18 Joey Ye <joey.ye@intel.com>
22508 PR middle-end/34921
22509 * tree-nested.c (insert_field_into_struct): Set type alignment
22510 to field alignment if the former is less than the latter.
22512 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22514 * BASE-VER: Set to 4.4.0.
22516 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22518 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22519 * doc/cfg.texi: Likewise.
22520 * doc/extend.texi: Likewise.
22521 * doc/gty.texi: Likewise.
22522 * doc/invoke.texi: Likewise.
22523 * doc/loop.texi: Likewise.
22524 * doc/md.texi: Likewise.
22525 * doc/passes.texi: Likewise.
22526 * doc/rtl.texi: Likewise.
22527 * doc/sourcebuild.texi: Likewise.
22528 * doc/tm.texi: Likewise.
22529 * doc/tree-ssa.texi: Likewise.
22531 2008-02-17 Richard Guenther <rguenther@suse.de>
22533 PR middle-end/35227
22534 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22535 without default definition.
22537 2008-02-17 Richard Guenther <rguenther@suse.de>
22539 PR tree-optimization/35231
22540 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22543 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22546 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22547 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22548 libgcc_cmp_return mode.
22550 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22553 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22555 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22557 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22560 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22562 * doc/c-tree.texi: Use `@.' where appropriate.
22563 * doc/extend.texi: Likewise.
22564 * doc/install.texi: Likewise.
22565 * doc/invoke.texi: Likewise.
22566 * doc/loop.texi: Likewise.
22567 * doc/makefile.texi: Likewise.
22568 * doc/md.texi: Likewise.
22569 * doc/passes.texi: Likewise.
22570 * doc/standards.texi: Likewise.
22571 * doc/tm.texi: Likewise.
22573 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22575 PR middle-end/35196
22576 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22578 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22579 rather than in entry_bb.
22581 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22583 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22584 libgcc_cmp_return mode.
22586 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22588 PR middle-end/35130
22589 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22590 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22592 2008-02-15 Richard Guenther <rguenther@suse.de>
22593 Zdenek Dvorak <ook@ucw.cz>
22595 PR tree-optimization/35164
22596 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22597 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22598 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22599 Only propagate addresses which do not have abnormal SSA_NAMEs
22602 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22605 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22607 2008-02-15 Jan Hubicka <jh@suse.cz>
22609 PR middle-end/35149
22610 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22612 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22614 PR middle-end/34621
22615 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22616 when calculating alignment_pad.
22618 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22620 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22621 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22622 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22623 and STACK_BOUNDARY define.
22625 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22627 PR preprocessor/35061
22628 * c-pragma.c (handle_pragma_pop_macro): Check that
22629 pushed_macro_table has been allocated.
22631 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22633 PR middle-end/35136
22634 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22635 (force_gimple_operand): Likewise.
22636 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22637 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22638 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22639 (find_interesting_uses_address): Check addressability and alignment
22640 of the base expression only after substituting bases of IVs into it.
22642 2008-02-14 Michael Matz <matz@suse.de>
22645 * function.c (instantiate_virtual_regs_in_insn): Reload address
22646 before falling back to reloading the whole operand.
22648 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22650 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22651 before the first section switch note.
22653 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22655 * doc/bugreport.texi: Update copyright years.
22656 * doc/c-tree.texi: Likewise.
22657 * doc/cfg.texi: Likewise.
22658 * doc/cpp.texi: Likewise.
22659 * doc/cppinternals.texi: Likewise.
22660 * doc/fragments.texi: Likewise.
22661 * doc/frontends.texi: Likewise.
22662 * doc/gcc.texi: Likewise.
22663 * doc/gty.texi: Likewise.
22664 * doc/hostconfig.texi: Likewise.
22665 * doc/implement-c.texi: Likewise.
22666 * doc/libgcc.texi: Likewise.
22667 * doc/loop.texi: Likewise.
22668 * doc/makefile.texi: Likewise.
22669 * doc/options.texi: Likewise.
22670 * doc/passes.texi: Likewise.
22671 * doc/rtl.texi: Likewise.
22672 * doc/sourcebuild.texi: Likewise.
22673 * doc/standards.texi: Likewise.
22674 * doc/tree-ssa.texi: Likewise.
22675 * doc/trouble.texi: Likewise.
22677 * doc/extend.texi: Use @: or add comma where appropriate.
22678 * doc/invoke.texi: Likewise.
22679 * doc/tm.texi: Likewise.
22681 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22684 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22687 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22689 * doc/md.texi (clz, ctz): Add reference.
22690 * doc/rtl.texi (clz, ctz): Likewise.
22692 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22695 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22698 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22700 * config/s390/s390.c (struct constant_pool): New field
22701 emit_pool_after added.
22702 (s390_mainpool_start): Set the emit_pool_after flag according
22703 to the section switch notes.
22704 (s390_mainpool_finish): Consider emit_pool_after when emitting
22705 the literal pool at the end of the function.
22706 (s390_chunkify_start): Force literal pool splits at section
22709 2008-02-13 Michael Matz <matz@suse.de>
22712 * var-tracking.c (clobber_variable_part): Correctly traverse the
22715 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22718 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22719 Add -fdump-ipa-inline.
22720 * tree-dump.c (dump_files): Remove tree-inlined dump.
22721 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22723 2008-02-12 Richard Guenther <rguenther@suse.de>
22725 PR tree-optimization/35171
22726 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22729 2008-02-12 Richard Guenther <rguenther@suse.de>
22731 PR middle-end/35163
22732 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22733 value-preserving mode. Disallow final truncation.
22735 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22737 PR middle-end/35136
22738 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22739 code from here to...
22740 (force_gimple_operand): ...here.
22742 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22745 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22746 non-compatible pointers.
22747 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22748 different FIELD_DECLs, try harder by comparing field offsets, sizes
22751 PR inline-asm/35160
22752 * function.c (match_asm_constraints_1): Don't replace the same input
22755 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22757 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22758 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22759 (expand_epilogue): Restore RAMPZ register.
22760 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22762 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22764 * config/i386/cygwin.asm: (__alloca): Correct calling
22765 convention and alignment.
22766 (__chkstk): Force 8 byte stack alignment.
22768 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22769 Richard Guenther <rguenther@suse.de>
22771 PR tree-optimization/33992
22772 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22773 the zero we compare against.
22775 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22777 PR libfortran/35063
22778 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22779 to CloseHandle after unlocking to prevent accumulation of handle
22782 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22784 PR middle_end/34150
22785 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22786 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22787 and update LABEL_NUSES during and after reload.
22789 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22791 PR middle-end/34627
22792 * combine.c (simplify_if_then_else): Make sure the comparison is
22793 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22795 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22798 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22799 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22800 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22801 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22802 * tree.h (get_type_static_bounds): Likewise.
22804 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22806 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22807 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22808 Make -Wfoo language annotations match what the compiler outputs.
22810 2008-02-08 Sa Liu <saliu@de.ibm.com>
22812 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22813 intrinsics spu_convts, spu_convtu, spu_convtf.
22815 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22817 * doc/extend.texi (Function Attributes) <noinline>: Mention
22818 asm ("") as method to keep calls.
22820 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22823 * doc/options.texi (Options): Replace references to opts.sh with
22825 * opts-common.c: Likewise.
22826 * optc-gen.awk: Likewise.
22828 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22830 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22832 2008-02-07 Richard Henderson <rth@redhat.com>
22835 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22836 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22839 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22841 PR tree-optimization/35085
22842 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22843 for operand entry oe2 in addition to operand entry oe3 in order to
22844 expose more opportunities for vectorizer sum reduction.
22846 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22849 * Makefile.in (LIBS): Remove $(GMPLIBS).
22850 (cc1-dummy, cc1): Add $(GMPLIBS).
22852 2008-02-06 Jan Hubicka <jh@suse.cz>
22855 * i386.md (moddf_integer): Do not produce partial memory stalls for
22856 targets where it hurts.
22858 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22861 * optabs.c (expand_float): Do not check for decimal modes when
22862 expanding unsigned integer through signed conversion.
22864 2008-02-06 Nick Clifton <nickc@redhat.com>
22866 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22867 inside the clobber with a match_operand and duplicated operand
22868 number in the constraint.
22869 (ineqbranchsi): Delete redundant comment.
22871 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22873 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22874 builtin_define ("__USE_INIT_FINI__").
22875 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22877 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22879 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22881 PR documentation/30330
22882 * doc/invoke.texi (C++ Dialect Options)
22883 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22884 For each warning option -Wfoo that allows -Wno-foo, ensure both
22885 -Wfoo and -Wno-foo are listed in the option index. Fix index
22886 entry of -Wswitch-default, index -Wnormalized= including the
22887 `=', and -Wlarger-than-@var{len} including @var{len}.
22889 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22891 * config/i386/i386.md (floatunssisf2): Use
22892 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22893 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22894 Macroize expander using MODEF mode iterator.
22896 2008-02-05 Diego Novillo <dnovillo@google.com>
22898 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22901 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22903 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22906 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22908 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22911 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22912 to indicate if a message should be generated.
22913 (init_cumulative_args): Updated.
22914 (function_value_32): Likewise.
22916 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22918 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22920 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22923 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22924 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22926 2008-02-04 Diego Novillo <dnovillo@google.com>
22928 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22931 * tree-vrp.c (vrp_evaluate_conditional): With
22932 -Wtype-limits, emit a warning when comparing against a
22933 constant outside the natural range of OP0's type.
22935 2008-02-04 Richard Guenther <rguenther@suse.de>
22937 PR middle-end/33631
22938 * expr.c (count_type_elements): Give for unions instead of
22941 2008-02-04 Richard Guenther <rguenther@suse.de>
22943 PR middle-end/35043
22944 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22945 to TYPE_DOMAINs base type instead of using bitsizetype here.
22947 2008-02-03 Jason Merrill <jason@redhat.com>
22949 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22951 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22954 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22955 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22956 (RS/6000 and PowerPC Options): Fix typos and markup.
22957 * doc/passes.texi (Tree-SSA passes): Likewise.
22959 2008-02-02 Michael Matz <matz@suse.de>
22962 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22963 from record_last_reg_set_info.
22964 (record_last_reg_set_info): Take an RTX argument, iterate over all
22965 constituent hardregs.
22966 (record_last_set_info, record_opr_changes): Change calls to
22967 new signature or to record_last_reg_set_info_regno.
22969 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22971 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22973 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22975 PR rtl-optimization/34773
22976 * reg-notes.def (EQUAL): Mention significance of combination of
22977 REG_EQUAL and REG_RETVAL.
22978 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22979 insn that has a REG_RETVAL.
22981 2008-02-01 Roger Sayle <roger@eyesopen.com>
22984 * configure.ac (--enable-fixed-point): Disable unless explicitly
22986 * configure: Regenerate.
22988 2008-02-01 Richard Guenther <rguenther@suse.de>
22991 * invoke.texi (-finline-limit): Remove no longer true parts
22992 of the documentation. Note that there is no default value.
22994 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22995 Mark Mitchell <mark@codesourcery.com>
22996 Ben Elliston <bje@au.ibm.com>
22999 * doc/extend.texi (Other Builtins): Document.
23001 2008-01-31 Tom Browder <tom.browder@gmail.com>
23003 * doc/c-tree.texi (Types): Fix grammar.
23004 (Expression trees): Ditto.
23005 * doc/passes.texi (Tree-SSA passes): Ditto.
23007 * doc/configterms.texi (Configure Terms): Fix typo.
23008 * doc/cpp.texi (Common Predefined Macros): Ditto.
23009 * doc/md.texi (Machine Constraints): Ditto.
23011 * doc/makefile.texi (Makefile): Add comma.
23013 2008-01-31 Tom Browder <tom.browder@gmail.com>
23014 Gerald Pfeifer <gerald@pfeifer.com>
23016 * doc/sourcebuild.texi (Front End): Remove references to CVS
23017 and CVSROOT/modules.
23018 (Texinfo Manuals): Replace reference to CVS by one to SVN.
23019 (Back End): Remove reference to CVS.
23021 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23024 * config/mips/mips.c (gen_load_const_gp): New function, taking a
23026 (mips16_gp_pseudo_reg): ...here.
23027 * config/mips/mips.md (load_const_gp): Replace with...
23028 (load_const_gp_<mode>): ...this :P-based insn.
23030 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23032 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
23033 options. Minor fixes.
23034 (-std): Move reference to standards closer to where language
23035 standards are first mentioned.
23037 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23039 PR rtl-optimization/34995
23040 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23041 parameter and return a bool. If the rtx parameter is nonnull,
23042 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23043 (find_reloads): Update call accordingly. Pass the new operand
23044 if it needed no address reloads, otherwise pass null.
23046 2008-01-30 Richard Henderson <rth@redhat.com>
23049 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23050 for unbounded arrays.
23052 2008-01-30 Silvius Rus <rus@google.com>
23054 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23056 2008-01-30 Jan Hubicka <jh@suse.cz>
23059 * i386.c (init_cumulative_args): Use real function declaration when
23062 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23064 PR rtl-optimization/34998
23065 * global.c (build_insn_chain): Treat non-subreg_lowpart
23066 SUBREGs of pseudos as clobbering all the words covered by the
23067 SUBREG, not just all the bytes.
23068 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23069 original df_ref rather than an extract parameter.
23070 (global_conflicts): Update call accordingly.
23072 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23074 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23075 the overflow check to make it easier to read.
23076 (__fixtfdi): Change the type of the ll member in union
23077 long_double to UDItype_x.
23079 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23081 PR middle-end/34969
23082 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23083 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23084 * tree-inline.c (fold_marked_statements): Call
23085 cgraph_update_edges_for_call_stmt if folding a call statement.
23086 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23087 debug_generic_stmt calls, reset it back afterwards.
23090 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23092 * c-typeck.c (build_external_ref): Don't pedwarn about
23093 static vars in current function's scope.
23095 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23097 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23099 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23102 * ipa-struct-reorg.c: Fix spelling.
23103 * params.def: Ditto.
23105 2008-01-29 Richard Guenther <rguenther@suse.de>
23107 PR middle-end/35006
23108 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23110 * tree-inline.c (remap_type): Increment remapping_type_depth
23111 around remapping types.
23112 (copy_body_r): Only add referenced variables if they are referenced
23113 from code, not types.
23115 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23126 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23127 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23129 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23132 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23133 pointer for tiny stack.
23135 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23137 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23139 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23141 * config/vx-common.h: Fix typo in comment.
23143 2008-01-28 Ian Lance Taylor <iant@google.com>
23147 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23148 coalesce pointers if they have different DECL_NO_TBAA_P values.
23149 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23150 between variables with different DECL_NO_TBAA_P values.
23152 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23155 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23156 are not legitimate small data references on SPE targets.
23158 2008-01-28 David Daney <ddaney@avtrex.com>
23160 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23162 2008-01-28 David Daney <ddaney@avtrex.com>
23164 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23166 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23168 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23169 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23170 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23171 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23172 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23173 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23174 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23175 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23177 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23179 * basic-block.h (condjump_equiv_p): Fix comment.
23181 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23183 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23184 print_generic_stmt_indented): Fix comment.
23186 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23188 * configure.ac (__stack_chk_fail): Add detecion for availability
23189 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23190 * configure: Regenerate.
23192 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23194 PR middle-end/34688
23195 * final.c (output_addr_const): Handle TRUNCATE.
23197 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23200 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23201 (zero_cost, infinite_cost): New constants.
23202 (struct cost_pair): Change type of cost to comp_cost.
23203 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23204 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23206 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23207 split_address_cost, ptr_difference_cost, difference_cost,
23208 get_computation_cost_at, get_computation_cost,
23209 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23210 determine_use_iv_cost_condition, determine_use_iv_costs,
23211 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23212 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23213 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23214 Change type of cost to comp_cost.
23215 (determine_iv_cost): Increase cost of non-original ivs, instead
23216 of decreasing the cost of original ones.
23217 (get_address_cost): Indicate the complexity of the addressing mode
23219 (try_add_cand_for): Prefer using ivs not specific to some object.
23220 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23222 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23223 Janis Johnson <janis187@us.ibm.com>
23226 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23227 (TARGET_INSTANTIATE_DECLS): Likewise.
23228 * target.h (expand_to_rtl_hook): New target hook.
23229 (instantiate_decls): Likewise.
23230 * function.c (instantiate_decl): Make non-static. Rename to...
23231 (instantiate_decl_rtl): ... this.
23232 (instantiate_expr): Use instantiate_decl_rtl.
23233 (instantiate_decls_1): Likewise.
23234 (instantiate_decls): Likewise.
23235 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23236 * function.h (instantiate_decl_rtl): Add prototype.
23237 * cfgexpand.c (target.h): New include.
23238 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23239 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23240 (TARGET_INSTANTIATE_DECLS): Likewise.
23241 (TARGET_INITIALIZER): New target hooks added.
23242 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23244 * config/rs6000/rs6000.c (tree-flow.h): New include.
23245 (machine_function): Add sdmode_stack_slot field.
23246 (rs6000_alloc_sdmode_stack_slot): New function.
23247 (rs6000_instantiate_decls): Likewise.
23248 (rs6000_secondary_memory_needed_rtx): Likewise.
23249 (rs6000_check_sdmode): Likewise.
23250 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23251 (TARGET_INSTANTIATE_DECLS): Likewise.
23252 (rs6000_hard_regno_mode_ok): Allow SDmode.
23253 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23254 (rs6000_emit_move): Handle SDmode.
23255 (function_arg_advance): Likewise.
23256 (function_arg): Likewise.
23257 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23258 SDmode var args for 32-bit compiles.
23259 (rs6000_secondary_reload_class): Handle SDmode.
23260 (rs6000_output_function_epilogue): Likewise.
23261 (rs6000_function_value): Simplify if statement.
23262 (rs6000_libcall_value): Likewise.
23263 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23264 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23265 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23266 (movsd_hardfloat): New define_insn.
23267 (movsd_softfloat): Likewise.
23268 (movsd_store): Likewise.
23269 (movsd_load): Likewise.
23270 (extendsddd2): Likewise.
23271 (extendsdtd2): Likewise.
23272 (truncddsd2): Likewise.
23273 (movdd_hardfloat64): Fixup comment.
23274 (UNSPEC_MOVSD_LOAD): New constant.
23275 (UNSPEC_MOVSD_STORE): Likewise.
23277 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23280 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23282 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23283 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23284 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23285 and TRUTH_XOR_EXPR.
23287 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23290 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23291 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23292 __LONGDOUBLE128 too.
23293 * config/rs6000/aix61.h: New file.
23295 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23297 PR rtl-optimization/34959
23298 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23299 popcount and parity rtxes the same mode as their operand.
23300 Truncate or extend the result to the return value's mode
23303 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23306 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23307 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23308 to GOT_VERSION_REGNUM.
23309 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23310 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23311 * config/mips/mips.c (mips_emit_call_insn): New function.
23312 (mips_call_tls_get_addr): Call mips_expand_call directly.
23313 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23315 (mips16_build_call_stub): Likewise. Return the call insn or null.
23316 (mips_expand_call): Update the call to mips16_build_call_stub
23317 accordingly and a remove redundant condition. Assert that MIPS16
23318 stubs do not use lazy binding. Use mips_emit_call_insn and return
23320 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23322 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23323 (mips_avoid_hazard): Remove hazard_set handling.
23324 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23325 (UNSPEC_RESTORE_GP): ...this.
23326 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23327 (FAKE_CALL_REGNO): Rename to...
23328 (GOT_VERSION_REGNUM): ...this.
23329 (type): Add "ghost" value. Add an associated insn reservation.
23330 (hazard_set): Remove.
23331 (exception_receiver): Rename to...
23332 (restore_gp): ...this and update the unspec identifier accordingly.
23333 (exception_receiver, nonlocal_got_receiver): New expanders.
23334 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23335 FAKE_CALL_REGNO. Remove hazard_set attribute.
23336 (set_got_version, update_got_version): New patterns.
23338 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23341 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23343 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23346 * doc/install.texi2html: Generate gcc-vers.texi.
23348 2008-01-25 DJ Delorie <dj@redhat.com>
23350 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23352 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23354 * config/c4x: Remove directory.
23355 * config.gcc (crx-*, mt-*): Mark obsolete.
23356 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23357 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23358 sh-*-rtemscoff*): Remove cases.
23359 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23360 * real.c (encode_c4x_single, decode_c4x_single,
23361 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23362 c4x_extended_format): Remove.
23363 * real.h (c4x_single_format, c4x_extended_format): Remove.
23364 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23366 (Pragmas): Remove comment about c4x pragmas.
23367 * doc/install.texi (c4x): Remove target-specific instructions.
23368 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23369 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23370 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23371 refer to C4x source files as examples.
23372 (C4X_FLOAT_FORMAT): Remove documentation.
23374 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23376 * config/bfin/bfin.c (override_options): Reorder tests so that
23377 flag_pic gets enabled for -msep-data.
23379 2008-01-25 Richard Guenther <rguenther@suse.de>
23381 PR middle-end/32244
23382 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23383 to its bitfield precision if required.
23385 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23387 PR middle-end/33880
23388 * tree-nested.c (walk_omp_for): New function.
23389 (convert_nonlocal_reference, convert_local_reference): Call
23390 walk_omp_for on OMP_FOR.
23391 (convert_call_expr): Call walk_body on OMP_FOR's
23392 OMP_FOR_PRE_INIT_BODY.
23394 2008-01-25 Richard Guenther <rguenther@suse.de>
23396 PR tree-optimization/34966
23397 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23398 default defs and PHI_NODEs we have to insert after the
23399 defining statement.
23401 2008-01-24 Nick Clifton <nickc@redhat.com>
23403 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23404 Provide a default definition.
23405 (LIBGCC2_UNITS_PER_WORD): Likewise.
23407 * config/stormy16/stormy16.c: Include df.h for the prototype
23408 for df_regs_ever_live_p.
23409 (xstormy16_expand_builtin_va_start): Convert the stack offset
23410 into a component_ref and then use POINTER_PLUS_EXPR to add it
23411 to the incoming_virtual_args_rtx.
23412 (xstormy16_gimplify_va_arg_expr): Rename to
23413 xstormy16_gimplify_va_arg_expr.
23414 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23415 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23416 xstormy16_gimplify_va_arg_expr.
23417 Fix up some formatting issues.
23419 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23420 Move to predicates.md.
23421 (xs_hi_general_operand): Likewise.
23422 (xs_hi_nonmemory_operand): Likewise.
23423 * config/stormy16/predicates.md:
23424 (xstormy16_carry_plus_operand): New predicate.
23425 (xs_hi_general_operand): New predicate.
23426 (xs_hi_nonmemory_operand): New predicate.
23427 * config/stormy16/stormy16-protos.h:
23428 (xstormy16_carry_plus_operand): Delete prototype.
23429 (xs_hi_general_operand): Likewise.
23430 (xs_hi_nonmemory_operand): Likewise.
23432 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23433 modifiers as they are no longer needed and they can trigger
23434 reload spill failures.
23436 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23437 with a match_operand in order to help reload.
23439 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23440 constraint with 'e' for the 8th alternative as this version of
23441 the mov.w instruction only accepts the lower 8 registers.
23443 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23446 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23447 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23450 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23452 PR middle-end/33333
23453 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23455 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23457 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23459 (remove_structure): Update allocations list before removing structure.
23461 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23463 * ipa-struct-reorg.c (is_safe_cond_expr,
23464 create_new_stmts_for_cond_expr): Use integer_zerop function,
23465 that recognize not only zero-pointer, but zero-integer too.
23467 2008-01-25 Ben Elliston <bje@au.ibm.com>
23470 * fixproto: Escape "." in sed expression that strips leading "./".
23472 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23475 * gcc.c (SWITCH_OK): Removed.
23476 (SWITCH_LIVE): Changed to bit.
23477 (SWITCH_FALSE): Likewise.
23478 (SWITCH_IGNORE): Likewise.
23479 (switchstr): Change live_cond to unsigned int.
23480 (process_command): Replace SWITCH_OK with 0.
23481 (do_self_spec): Likewise.
23482 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23483 (give_switch): Likewise.
23484 (used_arg): Likewise.
23485 (do_spec_1): Set the SWITCH_IGNORE bit.
23486 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23487 bits. Set the SWITCH_LIVE bit.
23489 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23491 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23493 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23495 PR tree-optimization/34472
23496 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23497 parameter to a "bool *" and set *DATA to false if there is
23498 an unsafe access. Do not delete the structure here.
23499 (check_cond_exprs): Delete it here instead.
23500 (check_cond_exprs, exclude_cold_structs): Do not increase
23501 I when removing a structure.
23503 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23506 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23507 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23509 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23511 PR middle-end/34934
23512 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23513 a fixed vector for stack.
23515 2008-01-24 Ben Elliston <bje@au.ibm.com>
23518 * doc/gcc.texi (Software development): Add a direntry for g++.
23520 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23522 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23523 stale and straggling -fforce-addr comments above.
23525 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23527 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23528 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23530 2008-01-23 Michael Matz <matz@suse.de>
23533 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23536 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23538 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23539 malloc result type.
23541 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23543 * config/avr/avr.c (avr_current_arch): New variable.
23544 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23545 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23546 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23547 (avr_override_options): Init 'avr_current_arch'.
23548 (base_arch_s): Move from here...
23549 * config/avr/avr.h (base_arch_s): ... here. Add new members
23550 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23551 'mega' to 'have_jmp_call'.
23552 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23553 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23555 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23557 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23558 MULTILIB_MATCHES): Ditto.
23560 2008-01-23 Richard Guenther <rguenther@suse.de>
23562 PR middle-end/31529
23563 * cgraphunit.c (cgraph_reset_node): Always mark the node
23564 not reachable if it is not queued already.
23566 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23568 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23569 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23570 (cputype_selected): New static variable.
23571 (bfin_handle_option): Set it if -mcpu is used.
23572 (override_option): Select default set of workarounds if no cpu type
23573 selected on the command line.
23574 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23576 From Michael Frysinger <michael.frysinger@analog.com>
23577 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23578 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23580 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23581 for bf547, bf523, bf524, and bf526.
23582 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23584 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23585 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23586 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23587 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23588 * doc/invoke.texi (Blackfin Options): Document that
23589 -mcpu now accept bf547, bf523, bf524, and bf526.
23591 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23593 PR rtl-optimization/34628
23594 * combine.c (try_combine): Stop and undo after the first combination
23595 if an autoincrement side-effect on the first insn has effectively
23598 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23601 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23602 Offset addresses are not valid for Altivec or paired float modes.
23604 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23607 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23608 if DECL_INITIAL (decl) is error_mark_node.
23611 * c-common.c (handle_vector_size_attribute): Only allow
23612 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23613 the same way as pointer, array etc. types.
23614 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23617 * tree.c (build_type_attribute_qual_variant): Call
23618 build_qualified_type if attributes are equal, but quals are not.
23620 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23623 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23624 * flags.h (warn_strict_aliasing): Remove.
23625 (warn_strict_overflow): Remove.
23626 * opts.c (warn_strict_aliasing): Remove.
23627 (warn_strict_overflow): Remove.
23628 * c-opts.c (c_common_handle_option): -Wall only sets
23629 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23630 (c_common_post_options): Give default values to -Wstrict-aliasing
23631 and -Wstrict-overflow if they are uninitialized.
23632 * common.opt (Wstrict-aliasing): Specify Var and Init.
23633 (Wstrict-overflow): Likewise.
23635 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23637 PR rtl-optimization/26854
23638 PR rtl-optimization/34400
23639 PR rtl-optimization/34884
23640 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23642 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23643 (df_rd_bb_info.expanded_lr_out): Deleted
23644 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23645 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23646 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23647 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23648 Removed code to allocate, initialize or free expanded_lr_out.
23649 (df_rd_bb_local_compute_process_def): Restructured to make more
23651 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23652 sets if the sets are being trimmed.
23654 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23657 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23658 (as_vers): Likewise.
23659 * configure: Regenerated.
23661 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23663 PR middle-end/33092
23664 * tree-pass.h (pass_build_alias): New pass.
23665 * tree-ssa-alias.c (gate_build_alias): New.
23666 (pass_build_alias): New.
23667 * passes.c (init_optimization_passes): Add pass_build_alias after
23668 pass_create_structure_vars.
23670 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23672 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23673 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23674 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23675 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23676 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23677 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23678 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23679 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23680 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23681 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23682 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23683 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23684 * config/s390/s390.md (FP_ALL): New mode iterator.
23685 (_d): New mode attribute.
23686 ("*signbit<mode>2>"): Changed mode of first operand.
23687 ("isinf<mode>2"): Changed mode of first operand.
23688 ("*TDC_insn"): Adaptation for DFP modes.
23690 2008-01-22 Ben Elliston <bje@au.ibm.com>
23692 * tree.c (check_qualified_type): Improve function description.
23694 2008-01-21 Jason Merrill <jason@redhat.com>
23697 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23698 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23701 2008-01-21 DJ Delorie <dj@redhat.com>
23703 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23706 2008-01-21 Richard Guenther <rguenther@suse.de>
23708 PR middle-end/34856
23709 * tree-cfg.c (verify_expr): Allow all invariant expressions
23710 instead of just constant class ones as reference argument.
23711 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23712 like any other constant.
23713 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23715 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23717 * regmove.c (fixup_match_1): Update call crossed frequencies.
23719 2008-01-21 Richard Guenther <rguenther@suse.de>
23722 * tree-inline.c (setup_one_parameter): Deal with mismatched
23723 types using a VIEW_CONVERT_EXPR.
23725 2008-01-21 Alon Dayan <alond@il.ibm.com>
23726 Olga Golovanevsky <olga@il.ibm.com>
23728 PR tree-optimization/34701
23729 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23730 when the structure size is not a power of 2.
23732 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23734 * doc/install.texi: Add doc for --enable-checking=df.
23736 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23738 PR rtl-optimization/34808
23739 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23741 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23743 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23746 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23748 PR rtl-optimization/26854
23749 PR rtl-optimization/34400
23750 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23752 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23753 (df_rd_bb_info.expanded_lr_out): New.
23754 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23755 * loop_iv.c (iv_analysis_loop_init): Ditto.
23756 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23757 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23758 Added code to allocate, initialize or free expanded_lr_out.
23759 (df_rd_bb_local_compute_process_def): Restructured to make
23760 more understandable.
23761 (df_rd_confluence_n): Add code to do nothing with fake edges and
23762 code to no apply invalidate_by_call sets if the sets are being trimmed.
23763 (df_lr_local_finalize): Renamed to df_lr_finalize.
23764 (df_live_local_finalize): Renamed to df_live_finalize.
23766 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23769 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23770 deciding whether to use reciprocal instructions.
23772 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23774 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23775 dwarf2out_note_section_used if cold_text_section is NULL.
23777 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23779 PR gcov-profile/34610
23780 * tree-cfg.c (make_edges): Mark both outgoing edges from
23781 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23782 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23783 from OMP_FOR and OMP_CONTINUE outgoing edges.
23785 * tree-profile.c (tree_profiling): Return early if
23786 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23788 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23789 from cfun to child_cfun.
23790 * function.h (struct function): Add after_tree_profile bit.
23792 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23794 * config/avr/avr.S (_exit): Disable interrupt.
23796 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23797 Steven Bosscher <stevenb.gcc@gmail.com>
23799 PR rtl-optimization/26854
23800 PR rtl-optimization/34400
23801 * df-problems.c (df_live_scratch): New scratch bitmap.
23802 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23803 (df_live_reset): Clear the proper bitmaps.
23804 (df_live_bb_local_compute): Only process the artificial defs once
23805 since the order is not important.
23806 (df_live_init): Init the df_live sets only with the variables
23807 found live by df_lr.
23808 (df_live_transfer_function): Use the df_lr sets to prune the
23809 df_live sets as they are being computed.
23810 (df_live_free): Free df_live_scratch.
23812 2008-01-18 Ian Lance Taylor <iant@google.com>
23814 * common.opt: Add fmerge-debug-strings.
23815 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23816 flag_merge_debug_strings rather than flag_merge_constants.
23817 * doc/invoke.texi (Option Summary): Mention
23818 -fmerge-debug-strings.
23819 (Debugging Options): Document -fmerge-debug-strings.
23821 2008-01-18 Ian Lance Taylor <iant@google.com>
23824 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23825 (struct tree_function_decl): Add new field operator_new_flag.
23826 * tree-inline.c (expand_call_inline): When inlining a call to
23827 operator new, force the return value to go into a variable, and
23828 set DECL_NO_TBAA_P on that variable.
23829 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23831 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23834 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23835 DWARF2_DEBUGGING_INFO.
23836 (dwarf2out_note_section_used): Ditto. Add prototype.
23837 (have_multiple_function_sections, text_section_used,
23838 cold_text_section_used, *cold_text_sections): Move declarations
23841 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23843 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23844 field and add signal_ra.
23845 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23846 assignments to frame state pc. Move end of stack check after
23847 MD_FALLBACK_FRAME_STATE_FOR.
23848 (uw_update_context_1): Use frame state signal_regs if set, instead
23849 of checking signal_frame flag.
23850 (uw_update_context): Use frame state signal_ra if set.
23851 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23852 * config/xtensa/linux-unwind.h: New file.
23854 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23856 * modulo-sched.c (get_sched_window): Fix comment typo.
23858 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23860 PR tree-optimization/34648
23861 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23863 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23865 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23866 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23868 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23870 PR rtl-optimization/34400
23871 * df-core.c (df_worklist_dataflow_overeager,
23872 df_worklist_dataflow_doublequeue): New functions.
23873 (df_worklist_dataflow): Two different worklist solvers.
23874 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23877 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23880 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23881 and ftree-parallelize-loops.
23883 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23885 PR rtl-optimization/34826
23886 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23888 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23890 * global.c (find_reg): Mark the eh regs as used if necessary.
23891 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23892 * ra.h (struct allocno): no_eh_reg field added. Changed
23893 no_stack_reg type to bitfield.
23895 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23897 * tree.c (substitute_in_expr): Add missing 'break'.
23899 2008-01-17 Richard Guenther <rguenther@suse.de>
23901 PR tree-optimization/34825
23902 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23903 x / x as division to handle.
23905 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23907 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23908 "-pthread" is specified.
23909 * pa-hpux11.h (LIB_SPEC): Likewise.
23911 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23912 Peter Bergner <bergner@vnet.ibm.com>
23914 PR rtl-optimization/33796
23915 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23917 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23919 PR libgfortran/34699
23920 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23922 * pa-hpux10.h (LINK_SPEC): Likewise.
23923 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23925 2008-01-16 Richard Guenther <rguenther@suse.de>
23927 PR middle-end/32628
23928 * fold-const.c (fold_convert_const_int_from_int): Do not
23929 set overflow if that occured only because of a sign extension
23930 change when converting from/to a sizetype with the same
23931 precision and signedness.
23933 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23936 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23937 location address to the correct place. Update copyright year.
23939 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23941 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23942 no dependences in the dependence_relations vector.
23944 2008-01-16 Jan Hubicka <jh@suse.cz>
23946 PR rtl-optimization/31396
23947 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23948 * cfg.c (dump_reg_info): Print it.
23949 * regs.h (struct reg_info_t): add freq_calls_crossed.
23950 (REG_FREQ_CALLS_CROSSED): New macro.
23951 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23952 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23953 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23954 regmove_optimize): Update call crossed frequencies.
23955 * local-alloc.c (struct qty): Add freq_calls_crossed.
23956 (alloc_qty): Copute freq_calls_crossed.
23957 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23958 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23959 * ra.h (struct allocno): Add freq_calls_crossed.
23961 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23963 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23964 libgomp when compiling with ftree-parallelize-loops.
23965 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23967 2008-01-16 Richard Guenther <rguenther@suse.de>
23969 PR tree-optimization/34769
23970 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23971 * tree.c (int_cst_value): Instead make this function more
23972 permissive in what it accepts as valid input. Document this
23973 function always sign-extends the value.
23975 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23976 Richard Guenther <rguenther@suse.de>
23979 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23980 (gimple_fold_indirect_ref_rhs): ... this.
23981 (gimple_fold_indirect_ref): New function with foldings
23982 that preserve lvalueness.
23983 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23984 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23985 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23986 to fold an INDIRECT_REF, fall back to the old use of
23987 fold_indirect_ref_1.
23989 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23991 * tree-data-ref.c (subscript_dependence_tester_1): Call
23992 free_conflict_function.
23993 (compute_self_dependence): Same.
23995 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23998 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23999 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
24001 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
24002 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
24003 for DWARF2_UNWIND_INFO targets.
24005 2008-01-16 Richard Guenther <rguenther@suse.de>
24008 * c-typeck.c (common_pointer_type): Do not merge inconsistent
24009 type qualifiers for function types.
24011 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
24013 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
24014 loop_iterator li from previous commit.
24016 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
24018 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
24020 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24022 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
24023 (parallelize_loops): Don't parallelize irreducible components.
24025 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24028 * c-opts (c_common_post_options): Do not enable CPP
24029 flag_pedantic_errors by default.
24031 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
24033 PR rtl-optimization/31944
24034 * cse.c (remove_pseudo_from_table): New function.
24035 (merge_equiv_classes): Use above function to remove pseudo-registers.
24036 (invalidate): Likewise.
24038 2008-01-13 Richard Guenther <rguenther@suse.de>
24040 PR middle-end/34601
24041 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24042 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24044 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24046 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24047 validate_change to unshare the source of the PC set.
24049 2008-01-12 Jan Hubicka <jh@suse.cz>
24051 PR middle-end/32135
24052 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24053 references above array bounds. This might trigger bounds checks for
24054 pointers to arrays.
24056 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24058 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24059 new_replaceable_dependencies.
24061 2008-01-12 Doug Kwan <dougkwan@google.com>
24063 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24064 instead of OPT_Wreturn_type in warning due to ignored return type
24066 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24067 options included in -Wextra.
24068 * c.opt: New option -Wignored_qualifiers.
24069 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24070 -Wignore_qualifiers.
24071 (-Wignored-qualifiers): Document.
24072 (-Wreturn-type): Remove description of functionality now handled
24073 by -Wignored-qualifiers.
24075 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24078 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24079 NOP_EXPR if it is between integral types with the same precision.
24081 2008-01-12 Jan Hubicka <jh@suse.cz>
24084 * invoke.texi (max-inline-recursive-depth): Fix default value.
24086 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24088 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24091 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24093 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24095 2008-01-11 James E. Wilson <wilson@specifix.com>
24098 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24100 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24102 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24103 save/restore frame pointer register and don't use 'call-prologues'
24104 optimization in function with "OS_task" attribute.
24106 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24108 PR middle-end/31309
24109 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24110 when copying to memory.
24112 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24114 PR rtl-optimization/30905
24115 * cfgcleanup.c: Include dce.h
24116 (crossjumps_occured): New global variable.
24117 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24118 If something changed, set crossjumps_occured to true.
24119 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24120 Don't add/remove fake edges to exit here...
24121 (cleanup_cfg): ...but do it here, when crossjumping.
24122 Run a fast DCE when successful crossjumps occured in the latest
24123 iteration of try_optimize_cfg.
24125 2008-01-11 Richard Guenther <rguenther@suse.de>
24127 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24128 (struct vn_unary_op_s): Likewise.
24129 (vn_reference_insert): Free old reference on hash collision.
24131 2008-01-10 Raksit Ashok <raksit@google.com>
24133 PR rtl-optimization/27971
24134 * combine.c (find_split_point): Split PLUS expressions which are
24135 inside a MEM rtx, and whose first operand is complex.
24137 2008-01-10 DJ Delorie <dj@redhat.com>
24139 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24140 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24141 (m32c_hard_regno_ok): Call the underlying function.
24143 2008-01-10 Richard Guenther <rguenther@suse.de>
24145 PR middle-end/34683
24146 * tree-cfg.c (tree_merge_blocks): Do not go through the
24147 full-blown folding and stmt updating path if we just deal
24148 with virtual operands.
24149 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24150 test for abnormal SSA_NAMEs.
24152 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24154 PR middle-end/34641
24155 * reload.c (push_reload): Add assertions. All constants from
24156 reg_equiv_constant should have been used for replacing the respective
24158 (find_reloads_address): Invoke find_reloads_address_part for
24159 constant taken from the reg_equiv_constant array.
24161 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24163 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24164 field (valnum) the first in the struct. Replace bools with
24167 2008-01-10 Richard Guenther <rguenther@suse.de>
24169 PR tree-optimization/34651
24170 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24171 types and ordering for masking and converting.
24173 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24175 PR tree-optimization/34017
24176 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24177 also for PHI_NODE expressions.
24179 2008-01-09 Jan Hubicka <jh@suse.cz>
24181 PR tree-optimization/34708
24182 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24183 based on number of case labels.
24184 (init_inline_once): Remove switch_cost.
24185 * tree-inline.h (eni_weights_d): Remove switch_cost.
24187 2008-01-09 Richard Guenther <rguenther@suse.de>
24188 Andrew Pinski <andrew_pinski@playstation.sony.com>
24190 PR middle-end/30132
24191 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24192 temporary if an rvalue is ok or an lvalue is not required.
24194 2008-01-09 Richard Guenther <rguenther@suse.de>
24196 PR middle-end/34458
24197 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24198 adjust return type.
24200 2008-01-09 Richard Guenther <rguenther@suse.de>
24202 PR middle-end/34679
24203 * tree.c (host_integerp): Check for sizetype only if the
24204 type is an integer type.
24206 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24209 * opts.c (decode_options): Disable inlining of functions called
24210 once if not in unit-at-a-time mode.
24212 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24214 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24216 2008-01-08 Richard Guenther <rguenther@suse.de>
24218 PR middle-end/31863
24219 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24220 out early if the result will be unused.
24222 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24227 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24228 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24231 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24233 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24234 for vectorization tuned.
24236 2008-01-08 Richard Guenther <rguenther@suse.de>
24238 PR tree-optimization/34683
24239 * tree-ssa-operands.c (operand_build_cmp): Export.
24240 * tree-ssa-operands.h (operand_build_cmp): Declare.
24241 * tree-vn.c (vuses_compare): Remove.
24242 (sort_vuses): Use operand_build_cmp.
24243 (sort_vuses_heap): Likewise.
24244 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24245 to re-use old VEC if available. Do not sort already sorted VUSEs.
24246 (vdefs_to_vec): Do not sort already sorted VDEFs.
24248 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24250 PR middle-end/34694
24251 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24253 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24256 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24257 limitations of reciprocal sequences on x86 targets.
24259 2008-01-08 Richard Guenther <rguenther@suse.de>
24261 PR tree-optimization/34683
24262 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24264 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24267 * config/darwin.c (darwin_mergeable_string_section): Don't use
24268 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24270 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24273 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24274 negxf2. Macroize expander using X87MODEF mode iterator. Change
24275 predicates of op0 and op1 to register_operand.
24276 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24277 expander using X87MODEF mode iterator. Change predicates of
24278 op0 and op1 to register_operand.
24279 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24280 corresponding patterns and macroize using MODEF macro. Change
24281 predicates of op0 and op1 to register_operand and remove
24282 "m" constraint. Disparage "r" alternative with "!".
24283 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24284 macroize using X87MODEF macro. Change predicates of op0 and op1
24285 to register_operand and remove "m" constraint. Disparage "r"
24286 alternative with "!".
24287 (absneg splitter with memory operands): Remove.
24288 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24289 patterns and macroize using X87MODEF mode iterator.
24290 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24291 Change predicate of op1 to register_operand.
24292 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24293 for memory operands.
24295 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24297 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24299 2008-01-07 Richard Guenther <rguenther@suse.de>
24301 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24304 2008-01-07 Richard Guenther <rguenther@suse.de>
24306 PR tree-optimization/34683
24307 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24308 VOPs of the needed size to save memory. Use VEC_quick_push
24309 to save compile-time.
24310 (vdefs_to_vec): Likewise.
24312 2008-01-07 Sa Liu <saliu@de.ibm.com>
24314 * config/spu/spu.md (divdf3): Genetate inline code for double
24315 division. The implementation doesn't handle INF or NAN, therefore it
24316 only applies when -ffinite-math-only is given.
24318 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24321 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24322 * doc/cpp.texi ([Common Predefined Macros]): Document.
24324 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24326 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24327 order to use commutative addition instead of subtraction.
24329 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24330 Mircea Namolaru <namolaru@il.ibm.com>
24331 Vladimir Yanovsky <yanov@il.ibm.com>
24332 Revital Eres <eres@il.ibm.com>
24334 PR tree-optimization/34263
24335 * tree-outof-ssa.c (process_single_block_loop_latch,
24336 contains_tree_r): New functions.
24337 (analyze_edges_for_bb): Call process_single_block_loop_latch
24338 function to empty single-basic-block latch block if possible.
24340 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24342 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24344 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24346 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24348 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24350 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24352 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24354 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24356 PR tree-optimization/34618
24357 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24360 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24363 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24364 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24365 Update copyright year.
24367 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24368 Update copyright year.
24369 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24372 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24374 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24375 edge does not point to current bb before changing need_assert.
24377 2008-01-04 Richard Guenther <rguenther@suse.de>
24379 PR middle-end/34029
24380 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24381 for verifying purposes if they are is_gimple_min_invariant.
24383 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24385 PR tree-optimization/34448
24386 PR tree-optimization/34465
24387 * gimplify.c (gimplify_init_constructor): Add new parameter
24388 notify_temp_creation. Use it.
24389 (gimplify_modify_expr_rhs): Take volatiles into account when
24390 optimizing constructors.
24391 Do not optimize constructors if gimplify_init_constructor will dump to
24393 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24394 * gcc.c-torture/compile/pr34448.c: New.
24396 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24398 PR gcov-profile/34609
24399 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24400 return_slot if result is TREE_ADDRESSABLE.
24402 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24404 * config/mips/mips.md (sqrt_condition): Tweak comment.
24405 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24407 2008-01-03 Tom Tromey <tromey@redhat.com>
24410 * c-common.c (c_type_hash): Handle VLAs.
24412 2008-01-03 Jan Hubicka <jh@suse.cz>
24414 PR tree-optimization/31081
24415 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24416 0 when inlining and not inlining to first basic block.
24417 (remap_decl): When var is initialized to 0, don't set default_def.
24418 (expand_call_inline): Set entry_bb.
24419 * tree-inline.h (copy_body_data): Add entry_bb.
24421 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24424 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24427 PR tree-optimization/29484
24428 * tree-inline.c (inline_forbidden_p_2): New function.
24429 (inline_forbidden_p): Disallow inlining if some static var
24430 has an address of a local LABEL_DECL in its initializer.
24431 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24434 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24436 PR tree-optimization/34635
24437 * tree-data-ref.c (add_other_self_distances): Make sure that the
24438 evolution step is constant.
24440 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24442 PR middle-end/34608
24443 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24445 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24447 * tree-sra.c (scalarize_init): Insert the generate_element_init
24448 statements after the generate_element_zero statements.
24450 2008-01-02 Richard Guenther <rguenther@suse.de>
24452 PR middle-end/34093
24453 PR middle-end/31976
24454 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24455 for very large number of operands instead of ICEing.
24457 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24460 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24461 while stack probing.
24463 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24465 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24468 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24470 PR libmudflap/26442
24471 * tree-mudflap.c (mx_register_decls): Guard warning by
24472 !DECL_ARTIFICIAL check.
24474 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24476 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24477 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24478 sse5_perm<mode>): Fix constraints.