1 2008-10-04 Anton Blanchard <anton@samba.org>
3 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4 (rs6000_split_atomic_op): Same.
5 (rs6000_split_compare_and_swap): Same.
6 (rs6000_split_compare_and_swapqhi): Same.
8 2008-10-04 Richard Guenther <rguenther@suse.de>
10 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
11 instead of pointer equality.
12 (vn_nary_op_eq): Likewise.
14 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
18 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
19 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
21 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
23 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
24 Revert previous change.
26 2008-10-03 Tom Tromey <tromey@redhat.com>
28 * stringpool.c (ggc_alloc_string): Terminate string.
30 2008-10-03 Jakub Jelinek <jakub@redhat.com>
32 * gimplify.c (gimplify_function_tree): For -finstrument-functions
33 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
34 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
37 * gimplify.c (declare_vars): Use gimple_bind_block instead of
40 2008-10-03 Pascal Obry <obry@adacore.com>
42 * gcov.c (create_file_names): Properly handle UNIX and DOS
44 (make_gcov_file_name): Likewise + convert the ':' DOS drive
45 separator to '~' to ensure clean filenames on Windows.
47 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
49 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
50 Add a null terminator to the stripped name.
52 2008-10-02 David Edelsohn <edelsohn@gnu.org>
54 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
55 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
56 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
58 Revert SCALAR_FLOAT_MODE_P condition.
59 (function_arg): Condition on TARGET_DOUBLE_FLOAT,
61 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
64 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
66 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
68 2008-10-02 Richard Guenther <rguenther@suse.de>
71 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
72 and VECTOR_TYPE recurse with useless_type_conversion_p which
73 properly handles void pointer conversion.
75 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
78 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
79 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
81 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
83 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
84 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
85 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
86 they translate to non builtins.
87 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
88 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
89 __builtin_vec_promote, __builtin_vec_extract, and
91 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
92 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
93 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
94 * config/rs6000/altivec.h (vec_extract): Define
97 (vec_promote): Define.
99 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
100 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
101 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
103 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
105 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
106 prototype. Add new parameter, blk.
107 Use BLKmode for the MEM if blk is true.
108 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
109 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
110 ALTIVEC_BUILTIN_STVRXL.
111 Update usage of altivec_expand_lv_builtin.
112 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
113 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
114 (altivec_init_builtins): If compiling for the Cell, also define the
116 * config/rs6000/rs6000.h (rs6000_builtins): Define
117 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
118 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
119 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
120 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
121 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
122 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
123 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
124 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
125 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
126 UNSPEC_STVRX, and UNSPEC_STVRXL.
127 (altivec_lvlx): New pattern.
128 (altivec_lvlxl): New pattern.
129 (altivec_lvrx): New pattern.
130 (altivec_lvrxl): New pattern.
131 (altivec_stvlx): New pattern.
132 (altivec_stvlxl): New pattern.
133 (altivec_stvrx): New pattern.
134 (altivec_stvrxl): New pattern.
135 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
136 (vec_lvlxl): Likewise.
137 (vec_lvrx): Define if PPU is defined.
138 (vec_lvrxl): Likewise.
139 (vec_stvlx): Define if PPU is defined.
140 (vec_stvlxl): Likewise.
141 (vec_stvrx): Define if PPU is defined.
142 (vec_stvrxl): Likewise.
144 2008-10-01 Geert Bosch <bosch@adacore.com>
146 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
148 2008-10-01 Richard Guenther <rguenther@suse.de>
150 PR tree-optimization/37617
151 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
152 do not add to the NEW_SETS.
154 2008-10-01 Richard Guenther <rguenther@suse.de>
157 * tree-vrp.c (execute_vrp): If we optimized away the default
158 case make sure to promote the label that got in place of it
159 to a default case label.
161 2008-10-01 Richard Henderson <rth@redhat.com>
164 * tree-complex.c (set_component_ssa_name): Don't optimize
165 is_gimple_min_invariant values with ssa_names in abnormal phis.
167 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
169 PR tree-optimization/37662
170 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
171 commutative binary operation if they are in the wrong order and
172 fold_build2 produces non-GIMPLE.
174 2008-09-30 Jakub Jelinek <jakub@redhat.com>
176 PR tree-optimization/37662
177 PR tree-optimization/37663
178 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
179 get_value_range with non-SSA_NAME. Don't assert operands have been
180 folded, instead just bail out.
182 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
184 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
186 2008-09-30 Richard Guenther <rguenther@suse.de>
189 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
190 build restrict-qualified pointers.
191 (vectorizable_store): Move alias check later.
192 (vectorizable_load): Likewise.
194 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
196 * c-common.c (empty_if_body_warning): Remove.
197 * c-common.h (empty_if_body_warning): Remove.
198 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
199 here the -Wempty-body warning for `if' and `else' statements.
200 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
202 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
204 * config/i386/i386.opt: Add msse2avx.
206 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
207 * config/i386/linux64.h (ASM_SPEC): Likewise.
209 * doc/invoke.texi: Document -msse2avx.
211 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
213 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
215 2008-09-29 Joseph Myers <joseph@codesourcery.com>
217 * ifcvt.c (noce_emit_store_flag): If using condition from original
218 jump, reverse it if if_info->cond was reversed.
220 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
222 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
223 non-constant memory if it cannot be forced to constant memory.
224 Overhaul surrounding code and factor out common condition.
226 2008-09-29 Jeff Law <law@redhat.com>
228 * reload1.c (alter_reg): Add missing curly braces.
230 2008-09-29 Michael J. Eager <eager@eagercon.com>
232 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
234 * config/rs6000/rs6000.c (rs6000_override_options): Move
235 rs6000_init_hard_regno_mode_ok after all options changed.
236 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
237 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
238 -msimple-fpu flags. Add warning messages if single FP not configured.
239 (rs6000_file_start): Output gnu_attribute for single-float.
240 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
241 (rs6000_legitimize_address): Likewise.
242 (rs6000_legitimize_reload_address): Likewise.
243 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
245 (function_arg_advance): Likewise (partial conversion).
246 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
247 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
249 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
250 (rs6000_emit_prologue): Likewise.
251 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
253 (rs6000_libcall_value): Likewise.
254 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
255 (TARGET_DOUBLE_FLOAT): New default to 1
256 (TARGET_SIMPLE_FPU): New default to 0
257 (TARGET_SINGLE_FPU): New default to 0
258 (TARGET_SINGLE_FLOAT_MODE): New.
259 (TARGET_DOUBLE_FLOAT_MODE): New.
260 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
261 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
263 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
264 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
265 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
266 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
267 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
268 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
269 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
270 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
271 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
272 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
273 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
274 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
275 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
276 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
277 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
278 cmptf_internal1, *cmptf_internal2): Condition on
280 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
281 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
282 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
283 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
284 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
285 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
287 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
288 * config/rs6000/rs6000.opt (-msingle-float): New.
289 (-mdouble-float): New.
291 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
292 -msingle-float, -mdouble-float, -msimple-fpu options.
293 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
294 _SOFT_DOUBLE for -msingle-float.
295 * config.gcc: New config for target=powerpc-xilinx-eabi.
297 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
299 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
301 (new_scop): Take entry and exit edge to define new SCoP.
302 (sd_region_p): New structure used during SCoP detection.
303 (move_scops): Delete.
304 (move_sd_regions): New.
305 (scopdet_info): Change the definition from edges back to basic_blocks.
306 (scopdet_edge_info): Work on basic_blocks and rename to
307 scopdet_basic_block_info.
308 (split_difficult_bb): At the moment removed. We should later
309 add it at another place.
310 (build_scops_1): Work on basic_blocks.
311 (bb_in_sd_region): New.
312 (find_single_entry_edge): New.
313 (find_single_exit_edge): New.
314 (create_single_entry_edge): New.
315 (sd_region_without_exit): New.
316 (create_single_exit_edge): New.
317 (unmark_exit_edges): New.
318 (mark_exit_edges): New.
319 (create_sese_edges): New.
320 (build_graphite_scops): New.
321 (build_scops): Make SCoPs SESE.
322 (limit_scops): Use the new functions.
324 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
326 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
328 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
331 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
332 address to a register before taking the lower part.
334 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
336 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
339 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
340 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
343 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
344 the newly created variable.
345 Create a VECTOR_CST of all 1s for vector types.
347 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
350 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
352 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
354 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
355 order to convert between modes.
356 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
358 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
360 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
363 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
366 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
370 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
372 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
373 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
374 them to yield false with MIPS16.
376 2008-09-26 Jakub Jelinek <jakub@redhat.com>
379 * dwarf2out.c (tls_mem_loc_descriptor): New function.
380 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
381 mem_loc_descriptor failed. Accept UNSPEC.
382 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
383 fail if one of the loc_descriptor calls for pieces failed.
384 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
385 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
386 if loc_descriptor_from_tree_1 on offset failed.
389 * opts.c (common_handle_option): Don't call print_specific_help with
390 CL_SAVE as first argument.
392 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
393 Steve Ellcey <sje@cup.hp.com>
395 * configure: Regenerate for new libtool.
398 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
400 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
401 alias set on MEM when saving stack pointer.
402 * config/rs6000/rs6000.md (allocate_stack): Likewise
404 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
406 PR tree-optimization/37574
407 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
408 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
409 instead of vector_type for constants. Take computation out of loop.
410 (vect_get_vec_def_for_operand): Use only vectype for constant case,
411 and use only vector_type for invariant case.
412 (get_initial_def_for_reduction): Use vectype instead of vector_type.
414 2008-09-25 Jakub Jelinek <jakub@redhat.com>
417 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
418 the decl is a VAR_DECL or FUNCTION_DECL.
420 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
423 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
424 (mark_ref_live, mark_ref_dead): Use them.
425 (def_conflicts_with_inputs_p): Remove.
426 (mark_early_clobbers): New function.
427 (process_bb_node_lives): Call preprocess_constraints and
430 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
432 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
435 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
436 (ira_compress_allocno_live_ranges): New prototype.
438 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
439 (coalesced_allocnos_living_at_program_points): New.
440 (coalesced_allocnos_live_at_points_p,
441 set_coalesced_allocnos_live_points): New functions.
442 (coalesce_spill_slots): Rewrite.
444 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
445 ira_compress_allocno_live_ranges): New functions.
447 * ira-build.c (ira_flattening): Call
448 ira_compress_allocno_live_ranges.
451 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
453 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
456 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
458 * combine.c (make_compound_operation): Handle the 'E' format.
459 (count_rtxs): Likewise.
460 (update_table_tick): Likewise.
461 (get_last_value_validate): Likewise.
463 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
465 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
467 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
469 * matrix-reorg.c (transform_allocation_sites): Initializers
470 added to avoid the warning.
472 2008-09-25 Martin Jambor <mjambor@suse.cz>
474 * cgraph.c (free_nodes): New variable.
475 (NEXT_FREE_NODE): New macro.
476 (cgraph_create_node): Reuse nodes from the free list. Do not
477 update uid if doing so.
478 (cgraph_remove_node): Add the node to the free list.
480 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
482 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
484 2008-09-24 Richard Henderson <rth@redhat.com>
486 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
487 * unwind-dw2.c (execute_stack_op): Handle it.
489 2008-09-24 David Edelsohn <edelsohn@gnu.org>
492 2008-09-24 Michael J. Eager <eager@eagercon.com>
494 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
496 * c-common.c (fname_decl): New location argument.
497 * c-common.h (fname_decl): Same.
498 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
500 (c_parser_typeof_specifier): Same.
501 (c_parser_parms_list_declarator): Same.
502 (c_parser_asm_string_literal): Same.
503 (c_parser_compound_statement_nostart): Same.
504 (c_parser_label): Same.
505 (c_parser_do_statement): Same.
506 (c_parser_asm_statement): Same.
507 (c_parser_unary_expression): Same.
508 (c_parser_sizeof_expression): Same.
509 (c_parser_postfix_expression): Same.
510 (c_parser_pragma): Same.
511 (c_parser_omp_clause_collapse): Same.
512 (c_parser_omp_clause_num_threads): Same.
513 (c_parser_omp_clause_schedule): Same.
514 (c_parser_omp_all_clauses): Same.
515 (c_parser_omp_sections_scope): Same.
516 (c_parser_omp_for_loop): Same. Pass condition's location to
517 c_objc_common_truthvalue_conversion.
518 (c_parser_enum_specifier): Remove comment.
520 2008-09-24 Michael J. Eager <eager@eagercon.com>
522 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
524 * config/rs6000/rs6000.c (rs6000_override_options): Move
525 rs6000_init_hard_regno_mode_ok after all options changed.
526 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
527 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
528 -msimple-fpu flags. Add warning messages if single FP not configured.
529 (rs6000_file_start): Output gnu_attribute for single-float.
530 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
531 (rs6000_legitimize_address): Likewise.
532 (rs6000_legitimize_reload_address): Likewise.
533 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
535 (function_arg_advance): Likewise.
536 (function_arg): Likewise.
537 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
538 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
540 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
541 (rs6000_emit_prologue): Likewise.
542 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
544 (rs6000_libcall_value): Likewise.
545 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
546 (TARGET_DOUBLE_FLOAT): New default to 1
547 (TARGET_SIMPLE_FPU): New default to 0
548 (TARGET_SINGLE_FPU): New default to 0
549 (TARGET_SINGLE_FLOAT_MODE): New.
550 (TARGET_DOUBLE_FLOAT_MODE): New.
551 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
552 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
554 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
555 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
556 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
557 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
558 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
559 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
560 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
561 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
562 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
563 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
564 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
565 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
566 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
567 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
568 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
569 cmptf_internal1, *cmptf_internal2): Condition on
571 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
572 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
573 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
574 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
575 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
576 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
578 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
579 * config/rs6000/rs6000.opt (-msingle-float): New.
580 (-mdouble-float): New.
582 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
583 -msingle-float, -mdouble-float, -msimple-fpu options.
584 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
585 _SOFT_DOUBLE for -msingle-float.
586 * config.gcc: New config for target=powerpc-xilinx-eabi.
588 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
590 * config/sparc/constraints.md: New file.
591 * config/sparc/sparc.md: Include it.
592 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
593 (sparc_extra_constraint_check): Delete.
594 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
595 (memory_ok_for_ldd): New predicate.
596 (sparc_extra_constraint_check): Delete.
597 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
598 (CONST_OK_FOR_LETTER_P): Likewise.
599 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
600 (EXTRA_CONSTRAINT): Likewise.
602 2008-08-23 Steve Ellcey <sje@cup.hp.com>
604 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
606 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
608 * alias.c (find_base_value): Use FIND_BASE_TERM.
609 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
611 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
613 * config/i386/i386.c: Include cselib.h.
614 (ix86_pic_register_p): New function.
615 (ix86_delegitimize_address): Use it to check for the PIC register.
617 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
619 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
620 * config/i386/i386.c (ix86_find_base_term): Don't check for
621 SYMBOL_REF and LABEL_REF.
623 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
625 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
626 constant PLUS in a CONST.
628 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
630 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
631 check for sibcall support for w64.
633 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
635 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
637 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
639 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
640 parser_build_binary_op.
641 * c-decl.c (build_enumerator): Pass location to build_binary_op.
642 * c-typeck.c (build_array_ref): Same.
643 (parser_build_unary_op): New location argument.
644 (pointer_diff): Pass location to build_binary_op,
645 c_objc_common_truthvalue_conversion.
646 (build_modify_expr): Same.
647 (build_unary_op): New location argument.
648 (build_binary_op): New location argument.
649 (c_objc_common_truthvalue_conversion): Pass location to
650 c_*common_truthvalue_conversion.
651 * c-convert.c (convert): Same.
652 * c-common.c (binary_op_error): New location argument.
653 (pointer_int_sum): Pass location to build_binary_op.
654 (c_common_truthvalue_conversion): New location argument.
655 (warn_for_sign_compare): Same.
656 * c-common.h: Add location argument to c_common_truthvalue_conversion,
657 binary_op_error, build_binary_op, warn_for_sign_compare.
658 * c-parser.c (c_parser_condition): Pass location to
659 c_*common_truthvalue_conversion.
660 (c_parser_conditional_expression): Save condition's location and pass
662 (c_parser_binary_expression): Same, but for the binary operator's
664 (c_parser_omp_for_loop): Pass location to
665 c_objc_common_truthvalue_conversion.
667 2008-09-23 Martin Jambor <mjambor@suse.cz>
669 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
670 (cgraph_node_remove_callees): New temporary f. Hold the next item
672 (cgraph_node_remove_callers): Likewise.
674 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
675 (ipa_node_removal_hook): Likewise.
677 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
678 gimple_call_copy_skip_args and moved to the gimple_call section.
679 * gimple.c (gimple_copy_call_skip_args): Renamed to
680 gimple_call_copy_skip_args. Changed al users.
682 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
684 * ira-color.c (start_allocno_priorities): Rename to
685 setup_allocno_priorities. Use costs and
686 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
687 range lengths. Get rid off doubles.
688 (ira_fast_allocations): Call start_allocno_priorities.
690 2008-09-22 David Daney <ddaney@avtrex.com>
693 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
694 register if TARGET_LONG_CALLS.
696 2008-09-22 Richard Guenther <rguenther@suse.de>
698 PR tree-optimization/37145
699 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
700 value-numbering union accesses with their offset and size only.
701 (visit_reference_op_load): Fix simplification of inserted conversions.
702 * tree-ssa-pre.c (find_or_generate_expression): Do not
703 recursively generate expressions if running FRE.
705 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
707 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
708 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
709 *baddu_di<mode>): New patterns.
711 2008-09-22 Richard Guenther <rguenther@suse.de>
713 PR tree-optimization/37145
714 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
715 (phi_translate_1): Constant fold references.
717 2008-09-22 Ira Rosen <irar@il.ibm.com>
719 PR tree-optimization/37482
720 * tree-vectorizer.h (struct _slp_instance): Add new field.
721 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
722 (get_earlier_stmt): New function.
723 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
725 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
726 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
727 asserts that GSI points to the scalar statement being vectorized.
728 Set new statement location according to GSI.
729 (vect_schedule_slp_instance): Use GSI of
730 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
732 2008-09-21 Jan Hubicka <jh@suse.cz>
734 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
735 (ipcp_insert_stage): Update dead_nodes bitmap.
737 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
740 * config/i386/t-cygming (SHLIB_LC): Remove.
741 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
742 * config/i386/t-cygwin (SHLIB_LC): Specify all required
745 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
749 * final.c (mark_symbol_ref_as_used): New helper function.
750 (output_operand): Instead of just looking inside MEMs for
751 SYMBOL_REFs, use new helper function and for_each_rtx.
752 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
753 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
754 Make head comment more general.
755 * config/darwin.c (machopic_output_indirection): Handle weak
756 references here, like in assemble_external.
758 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
760 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
761 (sparc_emit_float_lib_cmp): Change return type.
762 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
763 (gen_compare_operator): New function.
764 (sparc_emit_float_lib_cmp): Return the new operator to be used in
765 the comparison sequence. Minor tweaks.
766 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
767 that the final operator and the result of sparc_emit_float_lib_cmp
768 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
769 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
770 buneq, bunge, bunle, bltgt): Assert that the final operator and the
771 result of sparc_emit_float_lib_cmp match for software TFmode.
772 (movqicc, movhicc, movsicc, movdicc): Merge into...
773 (mov<I:mode>cc): ...this.
774 (movsfcc, movdfcc, movtfcc): Merge into...
775 (mov<F:mode>cc): ...this.
776 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
778 (mov<I:mode>_cc_v9): ...this.
779 (movdi_cc_sp64_trunc): Delete.
780 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
781 movdi_cc_reg_sp64): Merge into...
782 (mov<I:mode>_cc_reg_sp64): ...this.
783 (movsf_cc_sp64): Rename into...
784 (movsf_cc_v9): ...this.
785 (movdf_cc_sp64): Rename into...
786 (movdf_cc_v9): ...this.
787 (movtf_cc_hq_sp64): Rename into...
788 (movtf_cc_hq_v9): ...this.
789 (movtf_cc_sp64): Rename into...
790 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
792 2008-09-21 Diego Novillo <dnovillo@google.com>
794 * doc/gccint.texi: Include generic.texi and gimple.texi.
796 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
797 (GIMPLE): Move to gimple.texi.
798 (Annotations): Remove references to to stmt_ann_t and
800 (SSA Operands): Rename from 'Statement Operands'.
801 * doc/generic.texi: New.
802 * doc/gimple.texi: New.
803 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
805 * Makefile.in (TEXI_GCCINT_FILES):
806 * gimple.c (gimple_copy_call_skip_args): Rename from
807 giple_copy_call_skip_args. Update all users.
808 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
810 2008-09-21 Ira Rosen <irar@il.ibm.com>
812 PR tree-optimization/37539
813 * tree-vect-transform.c (vect_transform_strided_load): Save vector
814 statement in related statement field only for the first load of the
815 group of loads with the same data reference.
817 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
819 * config/mips/mips.h (TUNE_OCTEON): New macro.
820 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
821 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
822 * config/mips/octeon.md: New file.
823 * config/mips/mips.md: Include octeon.md. Restore
824 semi-alphabetical order of include files.
826 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
829 * config/i386/i386.md (*jcc_fused_1): Removed.
830 (*jcc_fused_2): Likewise.
831 (*jcc_fused_3): Likewise.
832 (*jcc_fused_4): Likewise.
834 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
836 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
837 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
838 * target.h (gcc_target): Add ira_cover_classes.
839 * ira.c: Remove IRA_COVER_CLASSES guards.
840 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
841 instead of IRA_COVER_CLASSES.
842 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
843 (setup_class_translate): Likewise.
844 (setup_reg_class_intersect_union): Likewise.
845 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
846 test of targetm.ira_cover_classes.
847 * opts.c (decode_options): Use targetm.ira_cover_classes instead
848 of IRA_COVER_CLASSES.
849 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
850 (TARGET_INITIALIZER): Include it.
851 * targhooks.h (default_ira_cover_classes): Declare.
852 * targhooks.c (default_ira_cover_classes): New function.
854 2008-09-19 Bob Wilson <bob.wilson@acm.org>
856 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
858 2008-09-19 Ian Lance Taylor <iant@google.com>
860 * varasm.c (narrowing_initializer_constant_valid_p): Return
861 NULL_TREE if ENDTYPE is not an integer.
863 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
866 * tree-ssa.c (execute_update_addresses_taken): Also update
867 DECL_GIMPLE_REG_P for vector and complex types.
869 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
870 Jan Hubicka <jh@suse.cz>
873 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
874 empty before freeing them.
875 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
877 2008-09-18 Bob Wilson <bob.wilson@acm.org>
879 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
880 * config/xtensa/predicates.md (tls_symbol_operand): New.
881 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
882 (TARGET_CANNOT_FORCE_MEM): Define.
883 (xtensa_tls_symbol_p): New.
884 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
885 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
886 (xtensa_tls_module_base): New.
887 (xtensa_call_tls_desc): New.
888 (xtensa_legitimize_tls_address): New.
889 (xtensa_legitimize_address): Handle TLS symbols.
890 (xtensa_tls_referenced_p_1): New.
891 (xtensa_tls_referenced_p): New.
892 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
894 (XTENSA_BUILTIN_THREAD_POINTER): New.
895 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
896 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
897 builtin. Add declarations for __builtin_thread_pointer and
898 __builtin_set_thread_pointer.
899 (xtensa_fold_builtin): Recognize new builtins.
900 (xtensa_expand_builtin): Expand new builtins.
901 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
902 (TARGET_THREADPTR): Define.
903 (HAVE_AS_TLS): Define default value.
904 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
905 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
906 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
907 (UNSPECV_SET_TP): New.
908 (sym_TPOFF, sym_DTPOFF): New.
909 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
910 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
911 * configure: Regenerated.
913 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
916 * config/ia64/ia64.c (ia64_optimization_options): Move
917 checking and setting flag_schedule_insns_after_reload and
918 ia64_flag_schedule_insns2 back to ...
919 (ia64_override_options): Here.
921 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
924 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
925 zero extend count after the correction to it is done.
926 (doloop_optimize): Update call to doloop_modify, don't zero extend
929 2008-09-18 Martin Jambor <mjambor@suse.cz>
931 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
933 * ipa-prop.c: Correct comments.
934 * ipa-prop.h: Likewise.
936 2008-09-18 Jan Hubicka <jh@suse.cz>
939 * ipa-reference.c (ipa_reference_local_vars_info_d,
940 ipa_reference_global_vars_info_d,
941 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
942 ipa_reference_vars_info_t): Move here from ipa-reference.h
943 (node_duplication_hook_holder, node_removal_hook_holder): New.
944 (get_reference_vars_info_from_cgraph): Rename to ...
945 (get_reference_vars_info): ... this one, use cgraph uids.
946 (get_local_reference_vars_info, get_global_reference_vars_info):
947 Use cgraph instead of decl.
948 (ipa_reference_get_read_local, ipa_reference_get_written_local):
950 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
951 ipa_reference_get_written_global,
952 ipa_reference_get_not_written_global): Use cgraph argument.
953 (check_call): Simplify avail check.
954 (scan_stmt_for_static_refs): Update.
955 (propagate_bits): Update.
956 (merge_callee_local_info): Remove.
957 (init_function_info): Use cgraph nodes.
958 (clean_function_local_data): Break out from ...
959 (clean_function): ... here.
960 (copy_local_bitmap, copy_global_bitmap): New functions.
961 (duplicate_node_data, remove_node_data): New functions.
962 (generate_summary): Register hooks; use visibility instead of
964 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
965 * ipa-reference.h (ipa_reference_local_vars_info_d,
966 ipa_reference_global_vars_info_d,
967 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
968 ipa_reference_vars_info_t): Move to ipa-reference.c
969 (ipa_reference_get_read_local, ipa_reference_get_written_local):
971 (ipa_reference_get_read_global, ipa_reference_get_written_global,
972 ipa_reference_get_not_read_global,
973 ipa_reference_get_not_written_global): Update prototype.
974 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
975 (init_state): Remove.
976 (node_duplication_hook_holder, node_removal_hook_holder): New.
977 (get_function_state, set_function_state): Use VECtor.
978 (analyze_function): Check body availability.
979 (add_new_function): Likewise.
980 (duplicate_node_data, remove_node_data): New.
981 (generate_summary): Register hooks; do not care about clones.
982 (propafate): Do not care about clones; recursive functions are
984 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
985 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
986 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
988 * tree-flow.h (function_ann_d): Remove reference_vars_info.
989 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
990 Update call of ipa-reference accesors.
992 2008-09-18 Simon Baldwin <simonb@google.com>
994 * c-opts.c (c_common_handle_option): Add handling for
995 -Wbuiltin-macro-redefined command line option.
996 * c.opt: Added builtin-macro-redefined option.
997 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
1000 2008-09-18 Richard Guenther <rguenther@suse.de>
1002 PR tree-optimization/37258
1003 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
1004 and signedness for integral types.
1005 (vn_phi_eq): Require compatible types.
1007 2008-09-18 Jakub Jelinek <jakub@redhat.com>
1010 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
1011 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
1013 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
1014 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
1015 ggc_free other TREE_LIST nodes from that chain.
1016 * function.c (instantiate_decls): Instantiate also DECL_RTL
1017 of vars in cfun->local_decls, free that list afterwards.
1019 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
1021 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
1022 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
1024 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1026 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
1027 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
1029 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1031 PR tree-optimization/37102
1032 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
1033 from a node. Check to see if another PHI is dead.
1034 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
1035 remove real PHIs which have no uses.
1036 (rewrite_out_of_ssa): Call eliminate_useless_phis.
1038 2008-09-18 Richard Guenther <rguenther@suse.de>
1041 * tree-cfg.c (remove_useless_stmts_1): Remove
1042 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
1044 2008-09-18 Nick Clifton <nickc@redhat.com>
1046 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
1047 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
1048 to frv_secondary_reload_class.
1049 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1050 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
1051 (frv_secondary_reload_class): Omit unused parameter.
1052 (frv_secondary_reload): New function. Handle the case when
1053 secondary_reload_class() is called before the reload_(in|out)
1054 _optabs have been initialised.
1055 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
1057 * config/frv/frv.md: Define an exclusion set between fr550_m0
1060 2008-09-18 Richard Guenther <rguenther@suse.de>
1062 PR tree-optimization/37456
1063 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1064 want to insert after ends a BB insert on the single fallthru
1067 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1069 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1070 Mention -march=z9-109, z9-ec and z10.
1072 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1074 PR rtl-optimization/37544
1075 * regrename.c (maybe_mode_change): Exit early when copy_mode
1076 is narrower than orig_mode and narrower than new_mode.
1078 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1081 * sched-int.h (struct _haifa_insn_data): Remove unused field
1084 * sched-rgn.c (ref_counts): Remove.
1085 (insn_referenced): New static variable.
1086 (INSN_REF_COUNT): Remove.
1087 (sched_run_compute_dependencies): Use insn_referenced instead of
1089 (add_branch_dependences): Likewise. Delete dead assignment.
1091 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1093 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1094 consumer is an asm. Add comment why this is important.
1095 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1096 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
1099 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1101 * expr.c (emit_group_store): Do not shift before moving via a
1104 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1106 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1107 from aggregate to non-aggregate type if the bit pattern is not fully
1108 preserved afterwards.
1110 2008-09-17 Richard Guenther <rguenther@suse.de>
1112 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1113 (verify_gimple_assign): ... this. Split into ...
1114 (verify_gimple_assign_unary): ... this,
1115 (verify_gimple_assign_binary): ... that,
1116 (verify_gimple_assign_single): ... and this.
1117 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1118 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1119 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1120 (verify_types_in_gimple_reference): Be forgiving with
1122 (verify_gimple_phi): Deal with virtual operands.
1124 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1126 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1128 * tree.c (get_callee_fndecl): Don't call the language hook.
1129 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1130 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1131 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1133 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1135 * tree.c (protected_set_expr_location): Don't unnecessarily
1136 check for error_mark_node.
1138 2008-09-17 Art Haas <ahaas@impactweather.com>
1140 * ipa-reference.c (analyze_function): Declare step only if
1141 ENABLE_CHECKING is defined.
1143 2008-09-17 Jan Hubicka <jh@suse.cz>
1146 * tree.h (DECL_INLINE): remove.
1147 (DECL_DECLARED_INLINE_P): Update docs.
1148 (DECL_NO_INLINE_WARNING_P): new.
1149 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1150 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1152 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1153 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1156 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1159 2008-09-17 Jan Hubicka <jh@suse.cz>
1161 * ipa-reference.c (ipa_obstack): Remove.
1162 (local_info_obstack, global_info_obstack): New.
1163 (add_static_var): We now handle variables only.
1164 (mark_address_taken, mark_load, mark_store): New functions based on ...
1165 (check_operand): ... remove.
1166 (get_asm_stmt_operands): Rename to ...
1167 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1168 (scan_stmt_for_static_refs): Rewrite.
1169 (scan_op_for_static_refs): Rename to ...
1170 (scan_initializer_for_static_refs): do not look for VAR_DECL
1171 initializers; stop recursion on types and decls.
1172 (ipa_init): Use proper obstacks.
1173 (analyze_variable): Use scan_initializer_for_static_refs.
1174 (init_function_info): Use local obstack.
1175 (analyze_function): Simplify.
1176 (add_new_function): We don't need visited_nodes obstack.
1177 (generate_summary): Use proper obstacks; cleanup after propagation.
1179 2008-09-17 Richard Guenther <rguenther@suse.de>
1182 PR tree-optimization/37491
1183 * alias.c (get_alias_set): Use the canonical type.
1184 * tree-vect-transform.c (vectorizable_store): Use the type of
1185 the lhs for the vector type. Adjust checking.
1186 (vectorizable_load): Adjust checking.
1188 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1189 Adam Nemet <anemet@caviumnetworks.com>
1191 PR rtl-optimization/37483
1192 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1193 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1194 Rearrange code to better match the original comment. Check
1195 t_unconditional first. Improve comment.
1197 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1200 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1201 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1204 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1205 GIMPLE_TRY if cleanup sequence is empty.
1207 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1210 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1211 eliminate IV if the cost are the same.
1213 2008-09-16 Richard Guenther <rguenther@suse.de>
1216 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1219 2008-09-16 Richard Guenther <rguenther@suse.de>
1221 PR tree-optimization/37508
1222 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1224 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1226 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1228 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1230 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1231 use gen_floatdidf2 directly.
1232 (floatunssidf2): Likewise.
1233 (floatsidf_ppc64_mfpgpr): Remove.
1234 (floatsidf_ppc64): Remove.
1235 (floatunssidf_ppc64): Remove.
1237 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1239 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1240 rather than update_cost_queue.
1242 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1243 in every call starting with the second one, instead of only when
1244 alias_bitmap_obstack.elements != NULL.
1246 * tree-predcom.c (filter_suitable_components): Free all refs in
1247 act->refs vector before calling release_component.
1248 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1250 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1252 * tree-loop-linear.c (linear_transform_loops): Initialize
1253 lambda_obstack only after calling perfect_loop_nest_depth.
1254 Goto free_and_continue instead of just continue for later failures.
1257 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1260 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1262 2008-09-14 Andreas Schwab <schwab@suse.de>
1264 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1266 2008-09-14 Jan Hubicka <jh@suse.cz>
1268 * invoke.texi (-fconserve-stack): Document.
1269 * opts.c (decode_options): Handle conserve_stack.
1270 * common.opt (fconvserve_stack): New.
1272 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1274 * config.host: Add x-aix to host_xmake_file.
1275 * config/rs6000/t-aix52: Do not override LDFLAGS.
1276 * config/rs6000/x-aix: New file.
1278 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1284 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1285 is not recognized as a valid register usage. Allow REG_X to be used
1287 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1288 forces a reload when using a base register.
1290 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1292 * config/i386/cygming-crtend.c (register_frame_ctor): If
1293 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1294 directly with atexit.
1295 (deregister_frame_ctor): Rename to ...
1296 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1297 if !DEFAULT_USE_CXA_ATEXIT.
1299 2008-09-13 Jan Hubicka <jh@suse.cz>
1301 * cgraph.c: Include value-prof.h
1302 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1304 2008-09-13 Jan Hubicka <jh@suse.cz>
1307 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1308 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1309 tree_gen_one_value_profiler, tree_gen_average_profiler,
1310 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1312 2008-09-13 Jan Hubicka <jh@suse.cz>
1314 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1315 too many bytes on misalligned blocks.
1317 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1319 * doc/cfg.texi: Fix some typos.
1320 * doc/extend.texi: Likewise.
1321 * doc/install.texi: Likewise.
1322 * doc/invoke.texi: Likewise.
1323 * doc/rtl.texi: Likewise.
1324 * doc/tree-ssa.texi: Likewise.
1326 2008-09-13 Richard Guenther <rguenther@suse.de>
1329 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1330 gimple stores for memory rhs.
1332 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1334 PR rtl-optimization/37489
1335 * cse.c (fold_rtx): Don't return const_true_rtx for float
1336 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1338 2008-09-13 Jan Hubicka <jh@suse.cz>
1340 PR tree-optimization/37392
1341 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1343 2008-09-13 Martin Jambor <mjambor@suse.cz>
1344 Jan Hubicka <jh@suse.cz>
1346 * cgraph.c (free_edges): New variable.
1347 (NEXT_FREE_EDGE): New macro.
1348 (cgraph_free_edge): New function.
1349 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1350 (cgraph_node_remove_callees): Likewise.
1351 (cgraph_node_remove_callers): Likewise.
1352 (cgraph_create_edge): Reuse edges from the free list. Do not
1353 update uid if doing so.
1354 (cgraph_remove_*_hook): Add free call.
1356 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1358 * ira-color.c (conflict_allocno_vec): Delete.
1359 (update_cost_queue_elem): New structure.
1360 (update_cost_queue): New variable.
1361 (update_cost_queue_tail): Likewise.
1362 (update_cost_queue_elems): Likewise.
1363 (allocno_update_cost_check): Delete.
1364 (initiate_cost_update): Allocate update_cost_queue_elems
1365 instead of allocno_update_cost_check.
1366 (finish_cost_update): Update the free()s accordingly.
1367 (start_update_cost): New function.
1368 (queue_update_cost): Likewise.
1369 (get_next_update_cost): Likewise.
1370 (update_copy_costs_1): Inline into...
1371 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1372 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1373 once we've established they are equal. Don't allocate update
1374 costs if there is nothing to add to them.
1375 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1376 DIVISOR arguments. Use a queue instead of recursive calls;
1377 process all the allocnos in the initial queue, rather than
1379 (assign_hard_reg): Use queue_update_cost instead of
1380 conflict_allocno_vec. Queue coalesced allocnos instead
1381 of calling update_conflict_hard_regno_costs for each one.
1382 Just call update_conflict_hard_regno_costs once for the
1384 (ira_color): Remove conflict_allocno_vec handling.
1386 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1388 PR tree-optimization/37484
1389 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1390 (save_var_name): Same.
1391 (initialize_cloog_names): Same.
1392 (initialize_cloog_names): Same.
1394 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1396 * tree-scalar-evolution.c (set_instantiated_value): Set
1399 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1403 * ira-build.c (common_loop_tree_node_dominator): Remove.
1404 (copy_live_ranges_to_removed_store_destinations): New function.
1405 (regno_top_level_allocno_map): Move to top level from ...
1406 (ira_flattening): ... here. Use
1407 copy_live_ranges_to_removed_store_destinations.
1409 * ira-emit.c (generate_edge_moves): Fix a comment.
1411 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1414 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1415 scratch register after 'set' pattern.
1417 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1419 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1420 information passed to mark_reg_pointer.
1421 * explow.c (force_reg): Likewise.
1423 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1425 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1426 when building for the celledp architecture.
1428 2008-09-12 Richard Guenther <rguenther@suse.de>
1430 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1432 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1434 PR rtl-optimization/37424
1435 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1436 the regnos instead of the addresses.
1438 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1440 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1442 2008-09-11 Richard Guenther <rguenther@suse.de>
1444 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1445 entering the weaker equivalence recording.
1447 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1449 2008-09-11 Jeff Law <law@redhat.com>
1451 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1452 by assign_stack_local on the IRA path for stack slot sharing
1453 as well as the non-IRA path.
1455 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1457 * config/i386/i386.h: Fix whitespace issues.
1459 2008-09-11 Martin Jambor <mjambor@suse.cz>
1461 * ipa-prop.h (struct ipa_param_flags): Removed.
1462 (struct ipa_param_descriptor): New structure.
1463 (struct ipa_node_params): ipcp_lattices, param_decls and
1464 param_flags moved to ipa_param_description.
1465 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1466 descriptors. Renamed all users.
1467 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1468 changed to access descriptors. Renamed all users.
1469 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1470 to access descriptors. Renamed all users.
1471 * ipa-cp.c (ipcp_init_cloned_node): Call
1472 ipa_initialize_node_params instead of ipa_count_formal_params and
1473 ipa_create_param_decls_array.
1474 (ipcp_analyze_node): Likewise.
1475 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1476 descriptors. Renamed all users.
1477 (ipcp_initialize_node_lattices): Remove allocation.
1478 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1479 ipa_initialize_node_params instead of ipa_count_formal_params and
1480 ipa_create_param_decls_array.
1481 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1482 ipa_populate_param_decls, made static, added parameter info,
1483 renamed mt to node, removed allocation, changed to use
1485 (ipa_count_formal_params): Made static, added parameter info,
1487 (ipa_initialize_node_params): New function.
1488 (ipa_check_stmt_modifications): Changed to use descriptors.
1489 (ipa_detect_param_modifications): Removed allocation, changed to
1491 (ipa_note_param_call): Changed to use descriptors.
1492 (ipa_analyze_params_uses): Removed allocation.
1493 (ipa_free_node_params_substructures): Changed to use descriptors.
1494 (ipa_edge_duplication_hook): Use the unused attribute.
1495 (ipa_node_duplication_hook): Use the unused attribute, changed to
1496 use descriptors, changed to duplicate descriptors.
1498 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1499 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1500 indirect inlining. Made static.
1501 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1502 functions called only once.
1503 (cgraph_decide_recursive_inlining): Don't call
1504 ipa_propagate_indirect_call_infos, pass new_edges to
1505 cgraph_mark_inline_edge instead.
1506 (cgraph_decide_inlining_of_small_functions): Don't call
1507 ipa_propagate_indirect_call_infos, pass new_edges to
1508 cgraph_mark_inline_edge instead.
1509 (cgraph_decide_inlining): Don't call
1510 ipa_propagate_indirect_call_infos.
1511 * ipa-prop.c: Check that vectors are allocated.
1513 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1514 iff a new cgraph edges have been created.
1515 (cgraph_decide_inlining): New variable redo_always_inline.
1516 Flattening and always_inlining loop until callgraph stabilizes.
1517 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1518 true iff new cgraph edges have been created.
1519 (propagate_info_to_inlined_callees): Likewise.
1520 (ipa_propagate_indirect_call_infos): Likewise.
1522 2008-09-11 Richard Guenther <rguenther@suse.de>
1524 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1525 (set_prologue_iterations): Likewise.
1526 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1528 (vect_update_init_of_dr): Likewise.
1529 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1531 * fold-const.c (fold_unary): Do not generate calculations
1534 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1536 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1537 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1538 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1540 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1542 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1543 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1544 before finalizing the changes.
1545 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1547 (simplify_truth_ops_using_ranges): New.
1548 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1549 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1550 whether a simplification was made.
1551 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1552 use a switch statement and also call simplify_truth_ops_using_ranges.
1554 2008-09-11 Jan Hubicka <jh@suse.cz>
1556 * ggc-common.c (loc_array): Make static.
1557 * dce.c (rest_of_handle_ud_dce): Free worklist.
1559 2008-09-11 Jan Hubicka <jh@suse.cz>
1561 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1562 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1563 function so we are sure we do not dangle it forever.
1564 * function.c (outer_function_chain, find_function_data): Remove.
1565 (function_context_stack): New.
1566 (push_function_context, pop_function_context): Update.
1567 * function.h (struct function): Remove pointer outer.
1568 (outer_function_chain, find_function_data): Remove.
1569 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1571 2008-09-11 Jan Hubicka <jh@suse.cz>
1574 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1576 2008-09-11 Jan Hubicka <jh@suse.cz>
1578 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1580 2008-09-11 Jan Hubicka <jh@suse.cz>
1582 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1583 (free_var_map_entry): New function.
1584 (redirect_edge_var_map_destroy): Use it.
1586 2008-09-11 Jan Hubicka <jh@suse.cz>
1589 * tree-inline.c (add_lexical_block): Replace with ...
1590 (prepend_lexical_block): ... prepend at begginig.
1591 (remap_blocks): Use it and reverse later.
1592 (expand_call_inline): Use prepend_lexical_block.
1594 2008-09-11 Jan Hubicka <jh@suse.cz>
1596 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1598 2008-09-11 Jan Hubicka <jh@suse.cz>
1600 * function.c (free_after_compilation): Call insn_locators_free.
1601 * cfglayout.c (insn_locators_free): New function.
1602 * rtl.h (insn_locators_free): Declare.
1604 2008-09-11 Jan Hubicka <jh@suse.cz>
1606 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1608 (cond_move_process_if_block): Update call.
1610 2008-09-11 Jan Hubicka <jh@suse.cz>
1612 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1613 * vec.c: Include hashtab.h
1614 (vec_descriptor, ptr_hash_entry): New structures.
1615 (vec_desc_hash, vec_ptr_map): New static variables.
1616 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1617 register_overhead, free_overhead, vec_heap_free): New functions.
1618 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1619 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1620 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1623 2008-09-11 Ira Rosen <irar@il.ibm.com>
1625 PR tree-optimization/37474
1626 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1627 length of load permutation.
1629 2008-09-11 Andreas Schwab <schwab@suse.de>
1631 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1633 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1636 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1637 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1638 simplify_gen_subreg.
1640 2008-09-11 Ira Rosen <irar@il.ibm.com>
1642 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1645 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1648 * gimplify.c (gimplify_body): Call default_rtl_profile.
1651 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1652 instead of tok->val.node if not expanding to something else. Handle
1653 intervening CPP_PADDING tokens.
1654 (altivec_categorize_keyword): Remove unneeded comparisons.
1656 2008-09-10 Richard Guenther <rguenther@suse.de>
1658 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1660 2008-09-10 Richard Guenther <rguenther@suse.de>
1663 * tree-inline.c (insert_init_stmt): Make sure to not
1664 insert invalid gimple stores.
1666 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1668 PR tree-optimization/37388
1669 * toplev.c (process_options): Fail and warn when graphite
1670 flags are used, but the compiler has not been configured
1671 with graphite libraries.
1672 * graphite.c (graphite_transform_loops): Remove printfs
1673 to dump_file for the case when graphite is not available.
1675 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1678 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1679 the even element into register.
1680 (ix86_expand_vector_init_general): Don't use
1681 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1682 if we can't move from GPR to SSE register directly.
1684 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1686 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1687 not lose track of the number of NOPs needed. Number of NOPs needed
1688 for sync vs. loads workaround was switched; corrected. Run second
1689 pass for all workarounds. No NOPs needed after call insns. Change
1690 second pass to use find_next_insn_start and find_load helpers in order
1691 to properly detect parallel insns.
1692 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1694 2008-09-10 Jan Hubicka <jh@suse.cz>
1696 * value-prof.c (gimple_ic): Fix tuplification bug.
1697 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1700 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1702 PR tree-optimization/37353
1703 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1704 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1705 calls instead of cond_dead_built_in_calls.
1706 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1707 initalize the vector only before adding first entry. Use VEC_safe_push
1708 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1709 shrink_wrap_conditional_dead_built_in_calls call.
1711 2008-09-10 Ira Rosen <irar@il.ibm.com>
1713 PR tree-optimization/37385
1714 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
1715 argument, and use it as a vector type if not NULL.
1716 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1718 (vect_setup_realignment): Call vect_create_data_ref_ptr with
1719 additional argument.
1720 (vectorizable_load): Likewise.
1722 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1724 * config/i386/i386.md (SWI32): New mode iterator.
1725 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1728 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1730 PR rtl-optimization/37435
1731 * caller-save.c (insert_restore, insert_save): Check the mode by
1734 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1737 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1739 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1742 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1744 * doc/invoke.texi (ARM Options): Correct errors in discussion
1745 of -mfloat-abi, -mhard-float, and -msoft-float.
1747 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1748 Jan Hubicka <jh@suse.cz>
1751 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1752 calling gimple_regimplify_operands on it. Iterate over all newly
1753 added statements, not just the last one.
1754 (insert_init_stmt): Insert stmt into seq first, then call
1755 gimple_regimplify_operands on it. Don't create new gimplification
1756 context, nor find referenced vars.
1758 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1761 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1762 to pointer to vector pointer.
1763 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1764 propagate_info_to_inlined_callees): Likewise.
1765 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1766 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1767 ipa_check_create_edge_args.
1768 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
1769 argument to pointer to vector pointer.
1770 (cgraph_decide_inlining_of_small_function): Adjust
1771 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1775 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1776 optimizing for size, not speed.
1778 PR rtl-optimization/37408
1779 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1780 if parm is promoted.
1782 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1784 PR tree-optimization/37375
1785 * tree-scalar-evolution.c (scev_info_str): Add field
1787 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1788 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1789 set_instantiated_value): Pass instantiated_below.
1790 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1792 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1793 the definitions are not instantiated.
1795 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1796 (block_before_loop): New.
1797 * tree-data-ref.c (dr_analyze_indices): Update uses of
1799 * graphite.c (block_before_scop): New.
1800 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1801 basic block, not a loop for determining the parameters.
1802 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1804 (idx_record_params, find_params_in_bb, find_scop_parameters,
1805 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1806 to instantiate_scev.
1808 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1810 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1814 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1816 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1817 Check zero freq and increase if necessary.
1819 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1821 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1822 regno is in the right range. Add comments.
1824 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1826 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1828 * mips-tfile.c (copy_object): Cast alloca result to int *.
1829 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1831 Rename class to sclass.
1832 (read_tfile): Cast read_seek return values to proper types.
1833 Cast xcalloc return value to proper type.
1835 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1837 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1838 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1839 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1841 2008-09-09 Jan Hubicka <jh@suse.cz>
1843 * profile.c (is_edge_inconsistent): Add debug output; ignore
1844 negative count on fake edges.
1845 (is_inconsistent): Add debug output.
1847 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1849 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1851 (choose_ready): When first insn is chosen from the ready list, also
1854 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1856 PR rtl-optimization/37360
1857 * haifa-sched.c (max_issue): Do not assert that we never issue more
1858 insns than issue_rate. Add comment.
1860 2008-09-09 Richard Guenther <rguenther@suse.de>
1862 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1863 (verify_types_in_gimple_call): Rename to ...
1864 (verify_gimple_call): ... this. Enhance.
1865 (verify_types_in_gimple_cond): Remove.
1866 (verify_gimple_comparison): New function ...
1867 (verify_types_in_gimple_assign): ... split out from here.
1868 (verify_types_in_gimple_return): Rename to ...
1869 (verify_gimple_return): ... this. Enhance.
1870 (verify_types_in_gimple_switch): Rename to ...
1871 (verify_gimple_switch): ... this. Enhance.
1872 (verify_gimple_goto): New function.
1873 (verify_types_in_gimple_phi): Rename to ...
1874 (verify_gimple_phi): ... this. Enhance.
1875 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1876 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1877 (verify_types_in_gimple_seq_2): Remove cases handled in
1878 verify_types_in_gimple_stmt.
1880 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1882 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1883 (push_multiple_operation, pop_multiple_operation): Set it.
1884 (workaround_rts_anomaly): New function.
1885 (workaround_speculation): New function, broken out of bfin_reorg.
1886 (bfin_reorg): Call the new functions.
1888 2008-09-09 Richard Guenther <rguenther@suse.de>
1892 * gimplify.c (gimplify_conversion): Change conversions of
1893 non-register type to VIEW_CONVERT_EXPRs.
1894 (gimplify_addr_expr): If we need to make the operand
1895 addressable make sure to use a properly initialized
1896 temporary for that so it gets a valid gimple store.
1898 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1900 * function.h (struct function): Add function_start_locus.
1901 * cfgexpand.c (gimple_expand_cfg): Use it.
1902 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1904 2008-09-09 Richard Guenther <rguenther@suse.de>
1906 PR tree-optimization/37433
1907 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1910 2008-09-09 Richard Guenther <rguenther@suse.de>
1912 PR tree-optimization/37387
1913 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1914 and bits to a common type.
1916 2008-09-09 Nick Clifton <nickc@redhat.com>
1918 * config/v850/v850.md (return): Restore frame size restriction.
1920 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1922 * c-common.c (c_expand_decl): Remove.
1923 * c-common.h (anon_aggr_type_p): Remove prototype.
1924 (DECL_ANON_UNION_ELEMS): Remove.
1925 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1926 * c-decl.c (anon_aggr_type_p): Remove.
1927 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1928 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1929 * langhooks.h (struct lang_hooks): Remove expand_decl.
1930 * langhooks.c (lhd_expand_decl): Remove.
1931 * stmt.c (expand_anon_union_decl): Remove.
1932 * tree.h (expand_anon_union_decl): Remove prototype.
1934 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1937 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1939 * config/avr/avr.md (QISI) : Define mode iterator.
1940 (negated_tst<mode>) : Redefine as split using mode macro.
1941 (reversed_tstqi): Define insn as reversed compare with zero.
1942 (reversed_tsthi): Ditto.
1943 (reversed_tstsi): Ditto.
1945 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1948 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1949 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1952 * predict.c (optimize_function_for_size_p): Don't segfault if
1954 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1955 tree_swap_operands_p): Don't test cfun != NULL before calling
1956 optimize_function_for_s*_p.
1958 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1960 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1963 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1965 * crx/crx.h (IRA_COVER_CLASSES): Define.
1967 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1970 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1971 even when a stmt has been gimple_modified_p, but after fold_stmt is
1972 not any longer. Remove unneeded may_have_exposed_new_symbols
1975 2008-09-08 Richard Guenther <rguenther@suse.de>
1977 PR tree-optimization/37421
1978 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1981 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1984 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1986 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1989 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1990 * pa-hpux10.h (LINK_SPEC): Likewise.
1991 * pa-hpux11.h (LINK_SPEC): Likewise.
1993 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1995 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1996 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1998 2008-09-07 Helge Deller <deller@gmx.de>
2000 * pa/linux-atomic.c: New file.
2001 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
2002 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
2004 2008-09-07 Richard Guenther <rguenther@suse.de>
2005 Ira Rosen <irar@il.ibm.com>
2007 PR tree-optimization/36630
2008 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
2009 Call STRIP_NOPS before calling evolution_part_in_loop_num.
2011 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
2012 Ira Rosen <irar@il.ibm.com>
2014 PR tree-optimization/35642
2015 * config/rs6000/altivec.md (mulv8hi3): Implement.
2017 2008-09-06 Jeff Law <law@redhat.com>
2019 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
2021 2008-09-06 Jan Hubicka <jh@suse.cz>
2023 PR tree-optimization/14703
2024 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
2026 * passes.c (init_optimization_passes): Recompute inline parameters.
2028 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2030 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
2033 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
2034 Peter Fuerst <post@pfrst.de>
2036 * doc/invoke.texi: Document -mr10k-cache-barrier=.
2037 * doc/extend.texi: Document __builtin_mips_cache.
2038 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
2039 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
2040 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2041 __GCC_HAVE_BUILTIN_MIPS_CACHE.
2042 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
2043 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
2044 (set_push_mips_isas): New variable.
2045 (mips_r10k_cache_barrier): New variable.
2046 (cache): New availability predicate.
2047 (mips_builtins): Add an entry for __builtin_mips_cache.
2048 (mips_build_cvpointer_type): New function.
2049 (MIPS_ATYPE_CVPOINTER): New macro.
2050 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
2052 (r10k_simplified_address_p, r10k_simplify_address)
2053 (r10k_uncached_address_p, r10k_safe_address_p)
2054 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
2055 (r10k_needs_protection_p_call, r10k_needs_protection_p)
2056 (r10k_insert_cache_barriers): New functions.
2057 (mips_reorg_process_insns): Delete cache barriers after a
2058 branch-likely instruction.
2059 (mips_reorg): Call r10k_insert_cache_barriers.
2060 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
2061 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
2062 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2063 (mips_cache, r10k_cache_barrier): New define_insns.
2065 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2067 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2068 * ira-color.c (setup_allocno_left_conflicts_num): Use
2069 hard_reg_set_equal_p instead of a comparison with
2070 ira_zero_hard_reg_set.
2071 * ira.c (setup_reg_subclasses): Likewise.
2072 (setup_cover_and_important_classes): Likewise.
2073 (setup_class_translate): Likewise.
2074 (setup_reg_class_intersect_union): Likewise.
2075 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2076 (ira_init_once): Don't initialize them.
2078 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2080 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2082 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2084 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2086 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2088 Improved branch hints, safe hints, and scheduling.
2090 * haifa-sched.c (sched_emit_insn) : Define.
2091 * sched-int.h (sched_emit_insn) : Add prototype.
2092 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2093 -mhint-max-distance -msafe-hints) : Document.
2094 * config/spu/spu.c (spu_flag_var_tracking): New.
2095 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2096 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2097 TARGET_ASM_FILE_START): Define.
2098 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2099 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2100 (spu_emit_branch_hint): Add blocks argument.
2101 (insert_branch_hints, insert_nops): Remove.
2102 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2103 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2104 spu_sched_reorder, asm_file_start): New functions.
2105 (clock_var, spu_sched_length, pipe0_clock,
2106 pipe1_clock, prev_clock_var, prev_priority,
2107 spu_ls_first, prev_ls_clock): New static variables.
2108 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2109 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2110 (nopn_nv): Add a non-volatile version of nop.
2111 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2112 -mhint-max-distance, -msafe-hints): New options.
2114 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2115 Samuel Tardieu <sam@rfc1149.net>
2117 * opts.c (decode_options): Combine nested if statements.
2120 * opts.c (decode_options): Handle more relationships among
2121 unit-at-a-time, toplevel-reorder, and section-anchors.
2123 2008-09-05 David Daney <ddaney@avtrex.com>
2125 * doc/install.texi (--enable-reduced-reflection): Document new option.
2127 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2129 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2131 (constantpool_operand): New.
2132 (move_operand): Disallow sub-word modes for the constant pool.
2133 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2134 (xtensa_secondary_reload_class): Replace with....
2135 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2136 Set icode for sub-word reloads from the constant pool.
2137 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2138 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2139 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2140 * config/xtensa/xtensa-protos.h: Update prototypes.
2142 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2144 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2145 (REG_CLASS_NAMES): Update.
2146 (REG_CLASS_CONTENTS): Update.
2147 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2148 of ALL_REGS for regs 77 and 78.
2149 * function.c (instantiate_virtual_regs_in_insn): Assert that
2150 return value of simplify_gen_subreg is not NULL.
2152 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2154 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2155 (gen_rtvec_v): Fix coding standards.
2157 2008-09-04 Jan Hubicka <jh@suse.cz>
2159 * i386.c (decide_alg): Be more conservative about optimizing for size.
2161 2008-09-04 Ian Lance Taylor <iant@google.com>
2163 * varasm.c (narrowing_initializer_constant_valid_p): New
2165 (initializer_constant_valid_p): Call it.
2167 2008-09-04 Jeff Law <law@redhat.com>
2169 * fold-const.c (native_encode_real): Fix computation of WORDS.
2170 (native_interpret_real): Likewise.
2172 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2174 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2176 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2178 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2179 that the cost is already taken into account in ira-costs.c
2181 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2183 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2184 ira_debug_copies): New.
2185 (ira_bulid): Call print_copies.
2187 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2189 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2192 * config/rs6000/rs6000.c (optimization_options): Remove check of
2193 flag_toplevel_order.
2195 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2197 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2198 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2199 second operand is a reg_imm10_operand.
2200 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2201 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2202 (*seq_<GPR:mode><GPR2:mode>): Rename to
2203 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2205 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2206 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2208 (*sne_<GPR:mode><GPR2:mode>): Rename to
2209 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2212 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2214 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2215 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2216 combining an arithmetic right shift by more than 31 and a
2217 trunction. Don't match for out-of-range shift amounts. Set
2218 attribute mode to <MODE>.
2219 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2220 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2221 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2222 shifts by less than 32.
2223 (extv): Change predicate on first operand to accept registers.
2224 Change predicate of the other operands from immediate_operand to
2225 const_int_operand. Expand exts when source is a register.
2226 (extzv): Change predicate of the constant operands from
2227 immediate_operand to const_int_operand.
2228 (extzv<mode>): Change predicate of the constant operands from
2229 immediate_operand to const_int_operand and no constraint. Also
2231 (*extzv_trunc<mode>_exts): New pattern.
2233 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2235 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2236 * config/mips/mips-protos.h (mask_low_and_shift_p,
2237 mask_low_and_shift_len): Declare.
2238 * config/mips/mips.c (mask_low_and_shift_p,
2239 mask_low_and_shift_len): New functions.
2240 (mips_print_operand): Handle new operand prefix "m".
2241 * config/mips/mips.md (*cins<mode>): New pattern.
2243 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2245 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2246 optimizing for size.
2248 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2250 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2251 regardless of epilogue_completed.
2253 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2256 * ira-lives.c (process_bb_node_lives): Check setjmp.
2258 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2261 * ira-build.c (form_loop_tree): Reverse BB walk.
2262 (create_bb_allocnos): Likewise.
2263 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2264 (mark_reg_store): Rename to...
2265 (mark_ref_live): ...this and take a df_ref argument instead of
2266 note_stores arguments. Assert that we have a register.
2267 (mark_reg_clobber): Delete.
2268 (def_conflicts_with_inputs_p): New function.
2269 (mark_reg_conflicts): Delete.
2270 (mark_reg_death): Rename to...
2271 (mark_ref_dead): ...this and take a df_ref argument instead of
2272 a register. Assert that we have a register.
2273 (process_bb_node_lives): Hoist frequency calculation out of
2274 instruction walk. Convert from a forwards scan to a backwards scan.
2275 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2276 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2277 (create_allocno_live_ranges): Don't create regs_set.
2279 2008-09-04 Ian Lance Taylor <iant@google.com>
2281 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2282 or REG_LABEL_TARGET.
2283 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2284 comparing MODE with MEM.
2285 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2286 comparing with GF_PREDICT_TAKEN.
2287 (gimple_get_lhs): Change code to enum gimple_code.
2288 (gimple_set_lhs): Likewise.
2289 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2290 * omp-low.c (find_omp_clause): Change kind parameter to enum
2292 * tree-flow.h (find_omp_clause): Update declaration.
2293 * regrename.c (clear_dead_regs): Change kind parameter to enum
2295 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2297 * see.c (see_get_extension_data): Change return type to enum
2298 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2299 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2300 (see_gen_normalized_extension): Change extension_code parameter to
2302 (see_seek_pre_extension_expr): Change extension_code to enum
2304 (see_merge_one_def_extension): Likewise.
2305 (see_handle_relevant_defs): Likewise.
2306 (see_handle_relevant_uses): Likewise.
2307 (see_analyze_one_def): Likewise.
2308 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2309 GIMPLE_ASM rather than ASM_EXPR.
2310 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2311 GIMPLE_RETURN rather than RETURN_EXPR.
2312 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2313 (evaluate_stmt): Likewise.
2314 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2315 to enum vect_relevant.
2316 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2317 compare gimple codes with tree codes.
2319 2008-09-04 Paul Brook <paul@codesourcery.com>
2321 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2323 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2325 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2326 pointer check lost in the recent no-unit-at-a-time patch.
2328 2008-09-04 Jan Hubicka <jh@suse.cz>
2331 * tree-switch-conversion.c (check_final_bb): Accept only IP
2334 2008-09-04 Jan Hubicka <jh@suse.cz>
2336 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2338 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2339 using_ranges argument.
2340 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2341 (vrp_visit_cond_stmt): Update call of
2342 vrp_evaluate_conditional_warnv_with_ops
2344 2008-09-04 Jan Hubicka <jh@suse.cz>
2346 PR tree-optimization/37345
2347 PR tree-optimization/37358
2348 PR tree-optimization/37357
2349 * tree.c (build_function_type_skip_args): Build distinct type copy;
2351 (build_function_decl_skip_args): Set type of new decl not orig decl;
2352 clear DECL_VINDEX for methods turned into functions.
2354 2008-09-04 Nick Clifton <nickc@redhat.com>
2356 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2357 * configure: Regenerate.
2358 * config.in: Regenerate.
2359 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2360 alignment field, if it is supported.
2362 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2364 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2367 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2369 * config/rs6000/rs6000.c (processor_target_table): Do not
2370 enable VMX for POWER6.
2372 2008-09-03 Anton Blanchard <anton@samba.org>
2374 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2375 emit memory barrier before operation.
2377 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2380 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2381 default_elf_asm_output_external.
2383 2008-09-03 Jeff Law <law@redhat.com>
2385 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2387 2008-09-03 Richard Henderson <rth@redhat.com>
2389 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2390 memory barrier to below the test-and-set.
2391 (alpha_split_lock_test_and_set_12): Likewise.
2393 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2397 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2400 * ira-color.c (print_loop_title): Use all_allocnos.
2401 (color_pass): Ditto. Don't add border_allocnos. Check that
2402 subloop allocno in the correspdoning bitmap all_allocnos.
2404 * ira-emit.c (change_loop): Use all_allocnos.
2406 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2408 (ira_create_allocno): Set up all_allocnos bit for the created
2410 (create_cap_allocno): Remove setting mentioned_allocnos.
2411 (create_insn_allocnos): Ditto.
2412 (remove_unnecessary_allocnos): Use all_allocnos.
2413 (check_allocno_creation): Check that allocnos are in the
2414 corresponding bitmap all_allocnos.
2416 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2420 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2421 (process_regs_for_copy): Process subregs. Refine check when cost
2422 is taken into account in ira-costs.c.
2423 (process_reg_shuffles): Use REG_SUBREG_P.
2424 (add_insn_allocno_copies): Ditto. Ignore modes.
2426 * ira-color.c (conflict_allocno_vec): New.
2427 (COST_HOP_DIVISOR): New macro.
2428 (update_copy_costs_1): Use it.
2429 (update_conflict_hard_regno_costs): New function.
2430 (assign_hard_reg): Use it.
2431 (ira_color): Allocate and free conflict_allocno_vec.
2433 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2437 * ira-int.h (ira_sort_insn_chain): Remove.
2439 * ira.c (basic_block_order_nums, chain_insn_order,
2440 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2441 (ira): Don't call ira_sort_insn_chain.
2443 * reload1.c (reload): Don't call ira_sort_insn_chain.
2445 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2448 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2449 which become non throw.
2450 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2451 update_call_expr after updating the flags on the decl.
2453 2008-09-03 Jan Hubicka <jh@suse.cz>
2455 PR tree-optimization/37315
2456 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2457 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2458 (cgraph_analyze_functions): Use node->analyzed
2459 (cgraph_mark_functions_to_output): Likewise.
2460 (cgraph_expand_function): All functions can be released after
2462 (cgraph_optimize): Use gimple_has_body_p.
2463 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2464 (cgraph_decide_inlining_incrementally): Likewise.
2465 (inline_transform): Inline transform.
2466 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2468 (inlinable_function_p): Drop gimple_body check.
2469 (expand_call_inline): Use gimple_has_body_p.
2470 * gimple.c (gimple_has_body_p): New.
2471 * gimple.h (gimple_has_body_p): Add prototype.
2472 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2473 (dump_function_to_file): Use gimple_has_body_p check.
2475 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2478 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2480 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2482 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2484 From Michael Frysinger <michael.frysinger@analog.com>
2485 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2486 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2489 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2492 * doc/extend.texi: Document picoChip builtin functions.
2493 * doc/invoke.texi: Document picoChip options.
2494 * doc/contrib.texi: Add picoChip contribution.
2495 * doc/md.texi: Document picoChip constraints.
2496 * config.gcc: Add picochip-*-*.
2497 * config/picochip/: Add new port.
2499 2008-09-03 Richard Guenther <rguenther@suse.de>
2501 PR tree-optimization/37328
2502 * tree-sra.c (sra_build_assignment): Gimplify properly.
2503 (generate_copy_inout): Take the correct stmt as definition,
2504 remove bogus assert.
2506 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2508 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2511 From Michael Frysinger <michael.frysinger@analog.com>
2512 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2514 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2516 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2517 (__gthread_setspecific): Revert 2008-08-31 change to
2518 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2520 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2522 * diagnostic.c (error_at): New.
2523 * toplev.h (error_at): New prototype.
2524 * c-typeck.c (build_array_ref): Call error_at instead of error.
2525 Pass location to pedwarn.
2527 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2529 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2531 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2533 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2534 VAR_DECL and CONST_DECL.
2536 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2537 Jakub Jelinek <jakub@redhat.com>
2539 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2540 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2541 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2542 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2543 Don't set ix86_save_varrargs_registers.
2544 (ix86_setup_incoming_varargs): Assume cum != NULL.
2545 (ix86_va_start): Check ix86_varargs_gpr_size and
2546 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2547 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2548 from frame pointer if ix86_varargs_gpr_size == 0.
2549 (ix86_compute_frame_layout): Updated.
2550 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2551 (ix86_varargs_gpr_size): Define.
2552 (ix86_varargs_fpr_size): Likewise.
2553 (machine_function): Remove save_varrargs_registers.
2554 Add varargs_gpr_size and varargs_fpr_size.
2556 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2558 * config/alpha/alpha.c (va_list_skip_additions,
2559 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2560 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2563 PR tree-optimization/36766
2564 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2565 for already removed basic blocks.
2568 * real.c (real_maxval): Clear a lower bit to make real_maxval
2569 match get_max_float for IBM long double format.
2571 2008-09-02 Andreas Schwab <schwab@suse.de>
2573 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2574 * configure: Regenerate.
2576 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2578 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2579 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2580 checking for a non-VOID CONSTANT_P.
2582 2008-09-02 Jan Hubicka <jh@suse.cz>
2584 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2585 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2588 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2590 * expr.c (emit_group_store): Don't assert stack temp mode size.
2592 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2593 Tobias Grosser <grosser@fim.uni-passau.de>
2594 Jan Sjodin <jan.sjodin@amd.com>
2595 Harsha Jagasia <harsha.jagasia@amd.com>
2596 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2597 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2598 Adrien Eliche <aeliche@isty.uvsq.fr>
2600 Merge from graphite branch.
2603 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2604 * doc/invoke.texi (-floop-block, -floop-interchange,
2605 -floop-strip-mine): Document new flags.
2606 * tree-into-ssa.c (gimple_vec): Moved...
2607 * tree-loop-distribution.c (rdg_component): Moved...
2608 * cfgloopmanip.c: Include tree-flow.h.
2609 (update_dominators_in_loop): New.
2610 (create_empty_if_region_on_edge): New.
2611 (create_empty_loop_on_edge): New.
2612 (loopify): Use update_dominators_in_loop.
2613 * tree-pass.h (pass_graphite_transforms): Declared.
2614 * configure: Regenerate.
2615 * tree-phinodes.c (make_phi_node): Export.
2616 (add_phi_node_to_bb): New, split from create_phi_node.
2617 * tree-chrec.c (for_each_scev_op): New.
2618 * tree-chrec.h (for_each_scev_op): Declared.
2619 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2620 (remove_statement): Call get_phi_with_result.
2621 * config.in (HAVE_cloog): Undef.
2622 * gdbinit.in (pgg): New.
2623 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2624 * tree-ssa-loop.c (graphite_transforms): New.
2625 (gate_graphite_transforms): New.
2626 (pass_graphite_transforms): New.
2627 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2628 HAVE_cloog): Defined.
2629 * tree-vectorizer.c (rename_variables_in_bb): Export.
2630 * tree-data-ref.c (dr_may_alias_p): Export.
2631 (stmt_simple_memref_p): New.
2632 (find_data_references_in_stmt): Export.
2633 (find_data_references_in_loop): Export.
2634 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2635 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2636 (create_rdg_vertices): Export.
2637 (build_empty_rdg): New.
2638 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2639 * tree-data-ref.h (rdg_component): ... here.
2641 (struct data_reference): Add a field scop.
2643 (find_data_references_in_loop): Declared.
2644 (find_data_references_in_stmt): Declared.
2645 (create_rdg_vertices): Declared.
2646 (dr_may_alias_p): Declared.
2647 (stmt_simple_memref_p): Declared.
2648 (struct rdg_edge): Add a field ddr_p relation.
2649 (build_empty_rdg): Declared.
2650 * lambda.h (lambda_matrix): Declare a VEC of.
2651 (find_induction_var_from_exit_cond): Declared.
2652 (lambda_vector_compare): New.
2653 * common.opt (fgraphite, floop-strip-mine,
2654 floop-interchange, floop-block): New flags.
2655 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2656 * cfgloop.c (is_loop_exit): New.
2657 * cfgloop.h (is_loop_exit): Declared.
2658 (create_empty_if_region_on_edge): Declared.
2659 (create_empty_loop_on_edge): Declared.
2660 * tree-flow.h (add_phi_node_to_bb): Declared.
2661 (make_phi_node): Declared.
2662 (rename_variables_in_bb): Declared.
2663 (perfect_loop_nest_depth): Declared.
2664 (graphite_transform_loops): Declared.
2665 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2666 (graphite.o-warn): Add -Wno-error.
2667 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2668 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2669 (INCLUDES): Add PPLINC, CLOOGINC.
2670 (OBJS-common): Add graphite.o.
2671 (graphite.o): Add rule.
2672 * gimple.h (gimple_vec): ... here.
2673 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2674 * passes.c (init_optimization_passes): Schedule
2675 pass_graphite_transforms.
2677 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2680 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2681 and -fno-toplevel-reorder after handle_options.
2683 2008-09-02 Paul Brook <paul@codesourcery.com>
2685 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2686 (arm_override_options): Set arm_tune_cortex_a9.
2687 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2688 (arm_issue_rate): Handle cortexa9.
2689 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2690 * config/arm/arm-cores.def: Add cortex-a9.
2691 * config/arm/arm-tune.md: Regenerate.
2692 * config/arm/arm.md: Include cortex-a9.md.
2693 (generic_sched, generic_vfp): Add cortexa9.
2694 * config/arm/cortex-a9.md: New file.
2696 2008-09-02 Richard Guenther <rguenther@suse.de>
2698 PR tree-optimization/37327
2699 * tree-vrp.c (register_new_assert_for): Make sure to not have
2700 TREE_OVERFLOW set on the bound.
2702 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2704 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2706 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2707 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2710 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2712 * gcc/config/spu/spu.md (divdf3): Removed.
2714 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2716 PR tree-optimization/37095
2717 * cgraph.c (cgraph_node): When creating new cgraph node after
2718 assembler_name_hash has been populated, record it in the hash
2721 2008-09-01 Paul Brook <paul@codesourcery.com>
2723 * doc/invoke.texi: Document -mword-relocations.
2724 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2725 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2726 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2727 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2728 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2729 (arm_emit_movpair): New function.
2730 (arm_print_operand <c>): Handle sybolic addresses.
2731 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2732 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2733 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2734 * config/arm/arm.opt: Add -mword-relocations.
2735 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2736 (arm_movt, arm_movw): New.
2738 2008-09-01 Paul Brook <paul@codesourcery.com>
2740 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2741 Allow Interworking on ARMv4 EABI based targets.
2742 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2743 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2745 2008-09-01 Paul Brook <paul@codesourcery.com>
2747 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2748 optimized LT0 test. Remove optimization for GT.
2750 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2752 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2753 openmp applications.
2754 * pa-hpux11.h (LIB_SPEC): Likewise.
2756 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2759 2008-09-01 Jan Hubicka <jh@suse.cz>
2761 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2762 present, use only counts; when guessed use only frequencies.
2763 (estimate_bb_frequencies): Use function_frequency.
2764 * profile.c (compute_branch_probabilities): Exit early when
2765 profile reading failed. Set profile_status.
2766 (branch_prob): Do not set profile_status.
2768 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2770 * tree.c (protected_set_expr_location): New.
2771 * tree.h (protected_set_expr_location): New prototype.
2772 * c-tree.h (build_array_ref): Add argument.
2773 (parser_build_unary_op): Same.
2774 * c-typeck.c (build_indirect_ref): Handle new location argument.
2775 (build_array_ref): Same.
2776 (parser_build_unary_op): Same.
2777 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2779 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2781 * c-common.c (finish_label_address_expr): Handle new location argument.
2782 * c-common.h (build_indirect_ref): Add argument.
2783 (finish_label_address_expr): Same.
2784 * c-parser.c (c_parser_unary_expression): Pass location to build
2786 (c_parser_postfix_expression): Same.
2788 2008-09-01 Paul Brook <paul@codesourcery.com>
2790 * config/arm/arm.md: Include cortex-r4f.md.
2791 (attr fpu): Update type list.
2792 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2793 fconstd, fcmps and fcmpd.
2794 (attr tune_cortexr4): Define.
2795 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2796 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2797 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2798 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2799 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2800 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2801 cortex_a8_vfp_farith: Ditto.
2802 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2803 * config/arm/cortex-r4.md: Use tune_cortexr4.
2804 * config/arm/cortex-r4f.md: New file.
2806 2008-09-01 Richard Guenther <rguenther@suse.de>
2808 PR tree-optimization/37305
2809 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2810 the result of constant conversions.
2811 (fold_gimple_assign): Likewise.
2813 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2815 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2816 #ifdef ENABLE_CHECKING.
2818 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2820 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2821 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2822 when !INSN_SCHEDULING.
2824 2008-09-01 Andreas Schwab <schwab@suse.de>
2826 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2828 2008-09-01 Paul Brook <paul@codesourcery.com>
2830 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2832 2008-09-01 Jan Hubicka <jh@suse.cz>
2834 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2836 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2838 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2839 * gimplify.c (gimplify_init_constructor): Add speed operand.
2840 * tree-sra.c (decide_block_copy): Likewise.
2841 * tree-inline.c (estimate_move_cost): Likewise.
2842 * config/alpha/alpha.h (MOVE_RATIO): Update.
2843 * config/frv/frv.c (MOVE_RATIO): Update.
2844 * config/spu/spu.h (MOVE_RATIO): Update.
2845 * config/sparc/sparc.h (MOVE_RATIO): Update.
2846 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2847 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2848 * config/cris/cris.h (MOVE_RATIO): Update.
2849 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2850 * config/arm/arm.h (MOVE_RATIO): Update.
2851 * config/pa/pa.md: Update uses of MOVE_RATIO
2852 * config/pa/pa.h (MOVE_RATIO): Update.
2853 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2854 CLEAR_RATIO, SET_RATIO): Update.
2855 * config/h8300/h8300.h (MOVE_RATIO): Update.
2856 * config/v850/v850.h (MOVE_RATIO): Update.
2857 * config/bfin/bfin.h (MOVE_RATIO): Update.
2859 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2860 Dmitry Melnik <dm@ispras.ru>
2861 Dmitry Zhurikhin <zhur@ispras.ru>
2862 Alexander Monakov <amonakov@ispras.ru>
2863 Maxim Kuvyrkov <maxim@codesourcery.com>
2865 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2866 sel-sched-dump.c, sel-sched-ir.c: New files.
2867 * Makefile.in (OBJS-common): Add selective scheduling object files.
2868 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2869 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2870 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2871 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2872 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2873 (make_forwarder_block): Update loop latch if we have redirected
2874 the loop latch edge.
2875 * cfgloop.c (get_loop_body_in_custom_order): New function.
2876 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2877 (CP_FALLTHRU_PREHEADERS): Likewise.
2878 (get_loop_body_in_custom_order): Declare.
2879 * cfgloopmanip.c (has_preds_from_loop): New.
2880 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2881 Assert that the preheader edge will be fall thru when it is set.
2882 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2883 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2884 fsel-sched-substitution, fselective-scheduling): New flags.
2885 * cse.c (hash_rtx_cb): New.
2887 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2888 sel_sched_insn_cnt): New counters.
2889 * final.c (compute_alignments): Export. Free dominance
2890 info after loop_optimizer_finalize.
2891 * genattr.c (main): Output maximal_insn_latency prototype.
2892 * genautomata.c (output_default_latencies): New.
2893 Factor its code from ...
2894 (output_internal_insn_latency_func): ... here.
2895 (output_internal_maximal_insn_latency_func): New.
2896 (output_maximal_insn_latency_func): New.
2897 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2898 (struct hard_reg_set_iterator): New.
2899 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2900 hard_reg_set_iter_next): New functions.
2901 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2902 * lists.c (remove_free_INSN_LIST_node,
2903 remove_free_EXPR_LIST_node): New functions.
2904 * loop-init.c (loop_optimizer_init): When
2905 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2906 calling create_preheaders.
2907 (loop_optimizer_finalize): Do not verify flow info after reload.
2908 * recog.c (validate_replace_rtx_1): New parameter simplify.
2909 Default it to true. Update all uses. Factor out simplifying
2911 (simplify_while_replacing): ... this new function.
2912 (validate_replace_rtx_part,
2913 validate_replace_rtx_part_nosimplify): New.
2914 * recog.h (validate_replace_rtx_part,
2915 validate_replace_rtx_part_nosimplify): Declare.
2916 * rtl.c (rtx_equal_p_cb): New.
2917 (rtx_equal_p): Use it.
2918 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2919 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2920 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2921 * vecprim.h: Add a vector type for unsigned int.
2922 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2923 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2924 ready_try, cycle_issued_insns, spec_info): Make global.
2925 (readyp): Initialize.
2926 (dfa_lookahead): New global variable.
2927 (old_max_uid, old_last_basic_block): Remove.
2928 (h_i_d): Make it a vector.
2929 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2931 (after_recovery, adding_bb_to_current_region_p):
2932 New variables to handle correct insertion of the recovery code.
2933 (struct ready_list): Move declaration to sched-int.h.
2934 (rgn_n_insns): Removed.
2935 (rtx_vec_t): Move to sched-int.h.
2936 (find_insn_reg_weight): Remove.
2937 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2938 (haifa_init_h_i_d, haifa_finish_h_i_d):
2939 New functions to initialize / finalize haifa instruction data.
2940 (extend_h_i_d, init_h_i_d): Rewrite.
2941 (unlink_other_notes): Move logic to add_to_note_list. Handle
2942 selective scheduler.
2943 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2944 find_fallthru_edge): Make global, remove static prototypes.
2945 (max_issue): Make global. Add privileged_n and state parameters. Use
2947 (extend_global, extend_all): Removed.
2948 (init_before_recovery): Add new param. Fix the handling of the case
2949 when we insert a recovery code before the EXIT which has a predecessor
2950 with a fallthrough edge to it.
2951 (create_recovery_block): Make global. Rename to
2952 sched_create_recovery_block. Update.
2953 (change_pattern): Rename to sched_change_pattern. Make global.
2954 (speculate_insn): Rename to sched_speculate_insn. Make global.
2955 Split haifa-specific functionality into ...
2956 (haifa_change_pattern): New static function.
2957 (sched_extend_bb): New static function.
2958 (sched_init_bbs): New function.
2959 (current_sched_info): Change type to struct haifa_sched_info.
2960 (insn_cost): Adjust for selective scheduling.
2961 (dep_cost_1): New function. Move logic from ...
2962 (dep_cost): ... here.
2963 (dep_cost): Use dep_cost_1.
2964 (contributes_to_priority_p): Use sched_deps_info instead of
2966 (priority): Adjust to work with selective scheduling. Process the
2967 corner case when all dependencies don't contribute to priority.
2968 (rank_for_schedule): Use ds_weak instead of dep_weak.
2969 (advance_state): New function. Move logic from ...
2970 (advance_one_cycle): ... here.
2971 (add_to_note_list, concat_note_lists): New functions.
2972 (rm_other_notes): Make static. Adjust for selective scheduling.
2973 (remove_notes, restore_other_notes): New functions.
2974 (move_insn): Add two arguments. Update assert. Don't call
2976 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2977 Remove more_issue, max_points. Move the code to initialize
2978 max_lookahead_tries to max_issue.
2979 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2980 ready. Adjust use of move_insn. Call restore_other_notes.
2982 (sched_init, sched_finish): Move Haifa-specific initialization/
2984 (haifa_sched_init, haifa_sched_finish): ... respectively.
2986 (setup_sched_dump): New function.
2987 (haifa_init_only_bb): New static function.
2988 (haifa_speculate_insn): New static function.
2989 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2990 (extend_ready, extend_all): Remove.
2991 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2992 (create_check_block_twin, add_to_speculative_block): Use
2993 haifa_insns_init instead of extend_global. Update to use new
2994 initialization functions. Change parameter. Factor out code from
2995 create_check_block_twin to ...
2996 (sched_create_recovery_edges) ... this new function.
2997 (add_block): Remove.
2998 (sched_scan_info): New.
2999 (extend_bb): Use sched_scan_info.
3000 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
3001 static functions for walking through scheduling region.
3002 (sched_luids): New vector variable to replace uid_to_luid.
3003 (luids_extend_insn): New function.
3004 (sched_max_luid): New variable.
3005 (luids_init_insn): New function.
3006 (sched_init_luids, sched_finish_luids): New functions.
3007 (insn_luid): New debug function.
3008 (sched_extend_target): New function.
3009 (haifa_init_insn): New static function.
3010 (sched_init_only_bb): New hook.
3011 (sched_split_block): New hook.
3012 (sched_split_block_1): New function.
3013 (sched_create_empty_bb): New hook.
3014 (sched_create_empty_bb_1): New function.
3015 (common_sched_info, ready): New global variables.
3016 (current_sched_info_var): Remove.
3017 (move_block_after_check): Use common_sched_info.
3018 (haifa_luid_for_non_insn): New static function.
3019 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
3020 (increase_insn_priority): New.
3021 * modulo-sched.c: (issue_rate): Remove static declaration.
3022 (sms_sched_info): Change type to haifa_sched_info.
3023 (sms_sched_deps_info, sms_common_sched_info): New variables.
3024 (setup_sched_infos): New.
3025 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
3026 Do not call regstat_free_calls_crossed.
3027 (sms_print_insn): Use const_rtx.
3028 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
3029 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
3030 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
3031 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
3032 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
3033 current_sched_info to use it.
3034 (enum reg_pending_barrier_mode): Move to sched-int.h.
3035 (h_d_i_d): New variable. Initialize to NULL.
3036 ({true, output, anti, spec, forward}_dependency_cache): Initialize
3038 (estimate_dep_weak): Remove static declaration.
3039 (sched_has_condition_p): New function. Adjust users of
3040 sched_get_condition to use it instead.
3041 (conditions_mutex_p): Add arguments indicating which conditions are
3043 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
3044 argument to indicate whether returned condition is reversed. Do not
3045 generate new rtx when condition should be reversed; indicate it by
3046 setting new argument instead.
3047 (add_dependence_list_and_free): Add deps parameter.
3048 Update all users. Do not free dependence list when
3049 deps context is readonly.
3050 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
3052 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
3053 (remove_from_deps): New. Use the above functions.
3054 (cur_insn, can_start_lhs_rhs_p): New static variables.
3055 (add_or_update_back_dep_1): Initialize present_dep_type.
3056 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
3057 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
3058 haifa_note_dep): New functions implementing dependence hooks for
3059 the Haifa scheduler.
3060 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
3061 note_dep): New functions.
3062 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3064 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3065 (free_deps): Initialize deps->reg_last.
3066 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3067 sched_analyze_insn): Update to use dependency hooks infrastructure
3068 and readonly contexts.
3069 (deps_analyze_insn): New function. Move part of logic from ...
3070 (sched_analyze): ... here. Also move some logic to ...
3071 (deps_start_bb): ... here. New function.
3072 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3074 (sched_deps_init): New function. Move code from ...
3075 (init_dependency_caches): ... here. Remove.
3076 (init_deps_data_vector): New.
3077 (sched_deps_finish): New function. Move code from ...
3078 (free_dependency_caches): ... here. Remove.
3079 (init_deps_global, finish_deps_global): Adjust for use with
3080 selective scheduling.
3081 (get_dep_weak): Move logic to ...
3082 (get_dep_weak_1): New function.
3083 (ds_merge): Move logic to ...
3084 (ds_merge_1): New static function.
3085 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3086 (ds_get_max_dep_weak): New function.
3087 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3088 (n_insns): Rename to rgn_n_insns.
3089 (debug_ebb_dependencies): New function.
3090 (init_ready_list): Use it.
3091 (begin_schedule_ready): Use sched_init_only_bb.
3092 (ebb_print_insn): Indicate when an insn starts a new cycle.
3093 (contributes_to_priority, compute_jump_reg_dependencies,
3094 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3095 (add_block1): Remove to ebb_add_block.
3096 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3097 (schedule_ebb): Initialize them. Use remove_notes instead of
3098 rm_other_notes. Use haifa_local_init/finish.
3099 (schedule_ebbs): Use haifa_sched_init/finish.
3100 * sched-int.h: Include vecprim.h, remove rtl.h.
3101 (struct ready_list): Delete declaration.
3102 (sched_verbose_param, enum sched_pass_id_t,
3103 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3104 (struct sched_scan_info_def): New structure.
3105 (sched_scan_info, sched_scan, sched_init_bbs,
3106 sched_init_luids, sched_finish_luids, sched_extend_target,
3107 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3108 (struct common_sched_info_def): New.
3109 (common_sched_info, haifa_common_sched_info,
3110 sched_emulate_haifa_p): Declare.
3112 (sched_luids): Declare.
3113 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3114 (sched_max_luid, insn_luid): Declare.
3115 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3116 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3117 print_insn, print_pattern, print_value, haifa_classify_insn,
3118 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3119 setup_sched_dump, sched_init, sched_finish,
3120 sel_insn_is_speculation_check): Export.
3121 (struct ready_list): Move from haifa-sched.c.
3122 (ready_try, ready, max_issue): Export.
3123 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3124 sched_init_only_bb, sched_split_block, sched_split_block_1,
3125 sched_create_empty_bb, sched_create_empty_bb_1,
3126 sched_create_recovery_block, sched_create_recovery_edges): Export.
3127 (enum reg_pending_barrier_mode): Export.
3128 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3130 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3131 print_insn field. Move add_block and fix_recovery_cfg to
3132 common_sched_info_def. Move compute_jump_reg_dependencies,
3134 (struct sched_deps_info_def): ... this new structure.
3135 (sched_deps_info): Declare.
3136 (struct spec_info_def): Remove weakness_cutoff, add
3137 data_weakness_cutoff and control_weakness_cutoff.
3138 (spec_info): Declare.
3139 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3141 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3142 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3143 (current_sched_info): Change type to struct haifa_sched_info.
3144 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3145 (h_d_i_d): New variable.
3146 (HDID): New accessor macro.
3147 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3148 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3150 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3151 (enum SCHED_FLAGS): Update for selective scheduler.
3152 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3153 (init_dependency_caches, free_dependency_caches): Delete declarations.
3154 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3155 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3156 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3157 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3158 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3160 (rm_other_notes): Delete declaration.
3161 (schedule_block): Remove one argument.
3162 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3163 ready_element, ready_lastpos, sched_extend_ready_list,
3164 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3165 concat_note_lists): Export.
3166 (struct region): Move from sched-rgn.h.
3167 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3168 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3169 BLOCK_TO_BB, CONTAINING_RGN): Export.
3170 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3171 (current_nr_blocks, current_blocks, target_bb): Likewise.
3172 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3173 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3174 sched_rgn_local_init, extend_regions,
3175 rgn_make_new_region_out_of_new_block, compute_priorities,
3176 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3177 extend_rgns, deps_join rgn_setup_common_sched_info,
3178 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3179 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3180 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3181 increase_insn_priority): Likewise.
3182 * sched-rgn.c: Include sel-sched.h.
3183 (ref_counts): New static variable. Use it ...
3184 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3185 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3186 (sched_is_disabled_for_current_region_p): Delete static declaration.
3187 (struct region): Move to sched-int.h.
3188 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3189 ebb_head): Define and initialize.
3190 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3191 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3192 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3194 (find_single_block_region): Add new argument to indicate that EBB
3195 regions should be constructed.
3196 (debug_live): Delete declaration.
3197 (current_nr_blocks, current_blocks, target_bb):
3198 Remove static qualifiers.
3199 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3201 (init_regions): Delete declaration.
3202 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3203 rgn_estimate_number_of_insns): New.
3204 (too_large): Use estimate_number_of_insns.
3205 (haifa_find_rgns): New. Move the code from ...
3206 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3207 (free_trg_info): New.
3208 (compute_trg_info): Allocate candidate tables here instead of ...
3209 (init_ready_list): ... here.
3210 (rgn_print_insn): Use const_rtx.
3211 (contributes_to_priority, extend_regions): Delete static declaration.
3212 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3213 (add_block1): Rename to rgn_add_block.
3214 (debug_rgn_dependencies): Delete static qualifier.
3215 (new_ready): Use sched_deps_info. Simplify.
3216 (rgn_common_sched_info, rgn_const_sched_deps_info,
3217 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3219 (region_sched_info): Rename to rgn_const_sched_info.
3220 (deps_join): New, extracted from ...
3221 (propagate_deps): ... here.
3222 (compute_block_dependences, debug_dependencies): Update for selective
3224 (free_rgn_deps, compute_priorities): New functions.
3225 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3226 sched_rgn_compute_dependencies): New functions.
3227 (schedule_region): Use them.
3228 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3229 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3231 (schedule_insns): Call new functions that were split out.
3232 (rgn_make_new_region_out_of_new_block): New.
3233 (get_rgn_sched_max_insns_priority): New.
3234 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3235 scheduling when appropriate.
3236 * sched-vis.c: Include insn-attr.h.
3237 (print_value, print_pattern): Make global.
3238 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3239 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3240 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3241 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3242 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3243 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3244 hooks. Initialize them to 0.
3245 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3246 * target.h (struct gcc_target): Add them. Rename gen_check field to
3248 * flags.h (sel_sched_switch_set): Declare.
3249 * opts.c (sel_sched_switch_set): New variable.
3250 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3251 pipelining is disabled from command line.
3252 (common_handle_option): Record whether selective scheduling is
3253 requested from command line.
3254 * doc/invoke.texi: Document new flags and parameters.
3255 * doc/tm.texi: Document new target hooks.
3256 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3258 (dfa_state_size): Do not declare locally.
3259 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3260 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3261 rs6000_alloc_sched_context, rs6000_set_sched_context,
3262 rs6000_free_sched_context): New functions.
3263 (struct _rs6000_sched_context): New.
3264 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3266 (rs6000_sched_finish): Do not run for selective scheduling.
3268 2008-08-31 Jan Hubicka <jh@suse.cz>
3270 * frv.c (frv_rtx_costs): Update forward declaration.
3271 * spu.c (spu_rtx_costs): Likewise.
3272 * pdp11.c: Include df.h
3273 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3274 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3275 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3276 * iq2000.c (iq2000_address_cost): Add speed argument.
3277 (iq2000_rtx_costs): Likewise.
3278 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3279 update call of mn10300_address_cost.
3280 * mcore.c: Include df.h
3281 (mcore_rtx_costs): Update prototype.
3282 * score3.c: Include df.h
3283 (score3_rtx_costs): Remove speed argument.
3284 * score7.c: Include df.h
3285 (score7_address_cost): Remove speed argument.
3286 * score-protos.h (score_address_cost): Update prototype.
3287 * score.c: Include df.h
3288 (score_rtx_costs): Update call of costs functions.
3289 * v850.c (v850_rtx_costs): Add bool argument.
3291 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3293 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3295 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3297 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3298 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3300 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3302 * mkmap-flat.awk: Add option pe_dll.
3303 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3304 * config/i386/t-cygwin (SHLIB_LC): Add.
3305 * config/i386/t-mingw32 (SHLIB_LC): Add.
3306 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3307 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3308 (LINK_SPEC): Support libgcc_s.
3309 (LIBGCC_SPEC): Support libgcc_s.
3310 (LIBGCC_SONAME): New.
3312 2008-08-31 Jan Hubicka <jh@suse.cz>
3314 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3315 mistakely had old version of patch.
3317 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3318 (ipcp_estimate_growth): New.
3319 (ipcp_insert_stage): Use ipcp_estimate_growth.
3320 * profile.c (branch_prob): When reading failed, do not consider
3323 2008-08-31 Jan Hubicka <jh@suse.cz>
3325 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3326 loop is optimized for speed.
3328 2008-08-31 Richard Guenther <rguenther@suse.de>
3331 * fold-const.c (fold_binary): Retain conversions in folding
3334 2008-08-31 Jan Hubicka <jh@suse.cz>
3336 * postreload-gcse.c (eliminate_partially_redundant_loads):
3337 Use optimize_bb_for_size_p.
3338 * predict.c (maybe_hot_frequency_p): Make inline.
3339 (maybe_hot_count_p): Break out from ...
3340 (maybe_hot_bb_p): ... this one.
3341 (maybe_hot_edge_p): Simplify.
3342 * basic-block.h (probably_cold_bb_p): Remove.
3344 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3347 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3349 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3350 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3351 Also split V4SFmode.
3352 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3355 2008-08-31 Jan Hubicka <jh@suse.cz>
3357 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3359 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3361 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3364 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3367 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3368 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3370 2008-08-31 Jan Hubicka <jh@suse.cz>
3372 * sparc.h (BRANCH_COST): Fix macro definition.
3373 * avr.c (avr_operand_rtx_cost): Add speed argument.
3374 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3376 2008-08-31 Richard Guenther <rguenther@suse.de>
3378 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3379 types instead of operands. Re-instantiate verifying of
3380 binary expression operands.
3382 2008-08-30 Jan Hubicka <jh@suse.cz>
3384 * fwprop.c (should_replace_address): Add speed attribute.
3385 (PR_OPTIMIZE_FOR_SPEED): New flag.
3386 (propagate_rtx_1): Use it.
3387 (propagate_rtx): Set it.
3388 (try_fwprop_subst): Update call of rtx_costs.
3389 (forward_propagate_and_simplify): LIkewise.
3390 * hooks.c (hook_int_rtx_bool_0): New
3391 (hook_bool_rtx_int_int_intp_false): Replace by ...
3392 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3393 * hooks.h (hook_int_rtx_bool_0): New
3394 (hook_bool_rtx_int_int_intp_false): Replace by ...
3395 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3396 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3397 (prepare_cmp_insn): UPdate call of rtx_cost.
3398 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3399 (reload_cse_simplify_operands): Update call of rtx_cost.
3400 (reload_cse_move2add): call of rtx_cost.
3401 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3402 * rtlanal.c (rtx_cost): Add speed argument.
3403 (address_cost): Add speed argument
3404 (default_address_cost): Likewise.
3405 (insn_rtx_cost): Likewise.
3406 * cfgloopanal.c (seq_cost): Add speed argument.
3407 (target_reg_cost, target_spill_cost): Turn to array.
3408 (init_set_costs): Update for speed.
3409 (estimate_reg_pressure_cost): Add speed argument.
3410 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3411 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3412 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3413 (seq_cost): Add speed argument.
3414 (computation_cost): Add speed arugment.
3415 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3416 (force_expr_to_var_cost): Update for profile info.
3417 (force_var_cost): Likewise.
3418 (split_address_cost): Likewise.
3419 (ptr_difference_cost): Likewise.
3420 (difference_cost): Likewise.
3421 (get_computation_cost_at): Likewise.
3422 (determine_iv_cost): Likewise.
3423 (ivopts_global_cost_for_size): Likewise.
3424 (rewrite_use_address): Likewise.
3425 (tree_ssa_iv_optimize_loop): Initialize speed field.
3426 * cse.c (optimize_this_for_speed_p): New static var.
3427 (notreg_cost): Update call of rtx_cost.
3428 (cse_extended_basic_block): set optimize_this_for_speed_p.
3429 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3430 (noce_try_cmove_arith): Likewise.
3431 (noce_try_sign_mask): LIkewise.
3432 * expr.c (compress_float_constant): Update rtx_cost calls.
3433 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3435 (addr_to_parts): Likewise.
3436 (create_mem_ref): Likewise.
3437 * dse.c (find_shift_sequence): Add speed argument.
3438 (replace_read): Update call.
3439 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3440 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3441 * neg_cost, shift_cost, shiftadd_cost,
3442 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3443 mul_highpart_cost): Increase dimension.
3444 (init_expmed): Initialize for both size and speed.
3445 (expand_shift): Use profile.
3446 (synth_mult): Use profile.
3447 (choose_mult_variant): Use profile.
3448 (expand_mult): Use profile.
3449 (expand_mult_highpart_optab): Use profile.
3450 (expand_mult_highpart): Use profile.
3451 (expand_smod_pow2): Use profile.
3452 (expand_divmod): Use profile.
3453 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3455 * loop-invariant.c (create_new_invariant): Use profile.
3456 (gain_for_invariant): Add speed parameter.
3457 (best_gain_for_invariant): Likewise.
3458 (find_invariants_to_move): Likewise.
3459 (move_single_loop_invariants): Set it.
3460 * target-def.h (TARGET_RTX_COSTS): Use hook.
3461 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3462 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3463 * output.h (default_address_cost): Update prototype.
3464 * combine.c (optimize_this_for_speed_p): New static var.
3465 (combine_validate_cost): Update call of rtx_cost.
3466 (combine_instructions): Set optimize_this_for_speed_p.
3467 (expand_compound_operation): Update call of rtx_cost.
3468 (make_extraction):Update call of rtx_cost.
3469 (force_to_mode):Update call of rtx_cost.
3470 (distribute_and_simplify_rtx):Update call of rtx_cost.
3471 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3472 (estimate_reg_pressure_cost): Update prototype.
3473 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3474 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3476 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3477 (alpha_rtx_costs): Update.
3478 * config/frv/frv.c (frv_rtx_costs): Update.
3479 * config/s390/s390.c (s390_rtx_costs): Update.
3480 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3481 (m32c_rtx_costs): Update.
3482 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3483 (spu_rtx_costs): Update.
3484 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3485 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3486 * config/i386/i386.c (:ix86_address_cost): Update.
3487 (ix86_rtx_costs): Update.
3488 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3489 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3490 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3491 * config/crx/crx.c (crx_address_cost): Update.
3492 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3493 * config/stormy16/stormy16.c
3494 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3495 * config/m68hc11/m68hc11.c
3496 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3497 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3498 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3500 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3502 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3503 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3504 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3505 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3506 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3507 (mcore_rtx_costs): update.
3508 * config/score/score3.c (score3_rtx_costs): Update.
3509 * config/score/score7.c (score7_rtx_costs): Update.
3510 * config/score/score3.h (score3_rtx_costs):Update.
3511 * config/score/score7.h (score7_rtx_costs): Update.
3512 * config/score/score.c (score_rtx_costs): Update.
3513 * config/arm/arm.c (arm_address_cost): Update.
3514 (arm_rtx_costs_1): Update.
3515 (arm_rtx_costs_1): Update.
3516 (arm_size_rtx_costs): Update.
3517 (arm_size_rtx_costs): Update.
3518 (arm_size_rtx_costs): Update.
3519 (arm_xscale_rtx_costs): Update.
3520 (arm_thumb_address_cost): Update.
3521 * config/pa/pa.c (hppa_address_cost): Update.
3522 * config/mips/mips.c (mips_rtx_costs): Update.
3523 * config/vax/vax.c (vax_address_cost): Update.
3524 * config/h8300/h8300.c (h8300_shift_costs): Update.
3525 (h8300_rtx_costs): Update.
3526 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3527 (v850_rtx_costs): Update.
3528 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3529 * config/bfin/bfin.c
3530 (bfin_address_cost): Update.
3531 (bfin_rtx_costs): Update.
3532 * stmt.c (lshift_cheap_p): Update.
3534 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3537 * expmed.c (extract_bit_field_1): Check the mode size to make
3538 sure the vector modes have the same size.
3540 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3542 * dojump.c (top level): Include basic-block.h to declare
3543 optimize_insn_for_speed_p
3545 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3547 * opts.h (CL_SAVE): New option class for marking options that are
3548 target specific options usable in the target attribute.
3549 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3551 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3552 can easily find the target specific options that are safe to use
3553 in the attribute or pragma.
3555 * attribs.c (decl_attributes): Change #pragma GCC option to
3556 #pragma GCC target, and attribute((option(...))) to
3557 attribute((target(...))).
3559 * doc/extend.texi (target attribute): Change from option
3560 attribute. Delete push/pop/reset.
3561 (#pragma GCC target): Change from #pragma GCC option. Delete
3563 (#pragma GCC push_options): Document new pragma.
3564 (#pragma GCC pop_options): Document new pragma.
3565 (#pragma GCC reset_options): Document new pragma.
3567 * targhooks.c (default_target_option_valid_attribute_p): Add
3568 warning about port not supporting target attributes.
3569 (default_target_option_pragma_parse): New function, warn about
3570 #pragma GCC target not being supported.
3572 * targhooks.h (default_target_option_pragma_parse): Add
3575 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3576 TI_CURRENT_OPTION_PRAGMA.
3577 (current_target_pragma): Rename from current_option_pragma.
3579 * target.h: (struct target_option): Delete booleans for changing
3580 the optimization level on hot/cold functions. Change signature of
3581 pragma_parse hook to take a second tree.
3583 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3585 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3586 that the declaration is done at global scope.
3588 * langhooks.c (add_builtin_function_common): Move most of the code
3589 from add_builtin_function here, calling the hook passed in.
3590 (add_builtin_function): Call add_builtin_function_common with
3591 standard builtin hook.
3592 (add_builtin_function_ext_scope): New function to add builtins to
3595 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3597 (add_builtin_function_ext_scope): Add declaration.
3599 * c-pragma.c (handle_pragma_target): Rename from
3600 handle_pragma_option, #pragma GCC option is now #pragma GCC
3601 target. Move warning about port not supporting target options to
3602 default pragma parse hook. Remove push/pop/reset from this
3604 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3605 (option_stack): Delete static variable.
3606 (optimize_stack): Ditto.
3607 (optons_stack): New stack of saved target and optimization
3609 (handle_pragma_push_options): New function to handle pushing both
3610 target and optimization options.
3611 (handle_pragma_pop_options): New function to handle popping both
3612 target and optimization options.
3613 (handle_pragma_reset_options): New function to handle resetting
3614 both target and optimization options to their initial state.
3615 (init_pragma): Rename handle_pragma_option to
3616 handle_pragma_target. Add support for push_options, pop_options,
3617 and reset_options pragmas.
3619 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3620 default_target_option_pragma_parse.
3621 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3622 default_target_option_valid_attribute_p.
3623 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3624 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3625 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3626 optimization level on hot/cold functions.
3628 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3629 if the caller and callee have different optimization levels.
3631 * c-common.c (handle_target_attribute): Rename from
3632 handle_option_attribute, attribute((option(...))) is now
3633 attribute((target(...))). Move warning if the port does not
3634 support target attributes to the default hook.
3635 (handle_hot_attribute): Delete code to change the optimization
3636 level of hot functions.
3637 (handle_cold_attribute): Ditto.
3639 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3640 argument that is the binary tree options to use if there are no
3641 arguments. Call ix86_valid_target_attribute_tree instead of
3642 ix86_valid_option_attribute_tree.
3643 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3644 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3645 ix86_pragma_option_parse.
3647 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3648 Rename from ix86_valid_option_attribute_tree.
3650 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3651 new builtins when the ISA changes.
3652 (ix86_valid_target_attribute_tree): Rename from
3653 ix86_valid_option_attribute_tree. Change callers. If the
3654 function specified optimization options, use those as the starting
3655 point before setting up the target attributes. If the
3656 optimization options were changed in the course of setting the
3657 target attributes, record the new optimization options.
3658 (ix86_valid_target_attribute_tree_inner_p): Rename from
3659 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3660 ix86_add_new_builtins if the ISA changed.
3661 (ix86_valid_target_attribute_p): Rename from
3662 ix86_valid_option_attribute_p. Change callers.
3663 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3664 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3665 as delayed builtin functions.
3666 (struct builtin_isa): New structure to record builtin functions
3667 that should be delayed until the ISA for that function is used.
3668 (ix86_builtins_isa): Change from int to struct to track builtin
3669 functions we want to declare at some point.
3670 (def_builtin): If the front end can delay defining the builtin
3671 functions, don't create builtins for ISAs not part of the default
3673 (def_builtin_const): Ditto.
3674 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3675 __builtin_ia32_pcmov_v2di to be different builtin functions.
3676 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3677 a structure instead of an int.
3678 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3679 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3680 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3681 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3683 * config/ia64/ia64.h
3684 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3685 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3687 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3688 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3689 (LANG_HOOKS_INITIALIZER): Add
3690 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3692 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3695 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3696 the reload address with the index register for SFmode
3697 access with a displacement.
3699 2008-08-30 Jan Hubicka <jh@suse.cz>
3701 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3702 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3703 * dojump.c (do_jump): Likewise.
3704 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3705 (note-if_info): Add BRANCH_COST.
3706 (noce_try_store_flag_constants, noce_try_addcc,
3707 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3708 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3709 find_if_case_2): Use computed branch cost.
3710 * expr.h (BRANCH_COST): Update default.
3711 * predict.c (predictable_edge_p): New function.
3712 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3713 Update BRANCH_COST call.
3714 * basic-block.h (predictable_edge_p): Declare.
3715 * config/alpha/alpha.h (BRANCH_COST): Update.
3716 * config/frv/frv.h (BRANCH_COST): Update.
3717 * config/s390/s390.h (BRANCH_COST): Update.
3718 * config/spu/spu.h (BRANCH_COST): Update.
3719 * config/sparc/sparc.h (BRANCH_COST): Update.
3720 * config/m32r/m32r.h (BRANCH_COST): Update.
3721 * config/i386/i386.h (BRANCH_COST): Update.
3722 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3724 * config/sh/sh.h (BRANCH_COST): Update.
3725 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3726 * config/avr/avr.h (BRANCH_COST): Update.
3727 * config/crx/crx.h (BRANCH_COST): Update.
3728 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3729 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3730 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3731 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3732 * config/ia64/ia64.h (BRANCH_COST): Update.
3733 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3734 * config/arc/arc.h (BRANCH_COST): Update.
3735 * config/score/score.h (BRANCH_COST): Update.
3736 * config/arm/arm.h (BRANCH_COST): Update.
3737 * config/pa/pa.h (BRANCH_COST): Update.
3738 * config/mips/mips.h (BRANCH_COST): Update.
3739 * config/vax/vax.h (BRANCH_COST): Update.
3740 * config/h8300/h8300.h (BRANCH_COST): Update.
3741 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3742 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3743 * doc/tm.texi (BRANCH_COST): Update.
3745 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3748 * config/arm/arm.c (arm_optimization_options): Set
3749 flag_section_anchors to 2 instead of 1 to distinguish it from
3750 -fsection-anchors given explicitely on the command line.
3752 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3754 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3755 final insn of a split.
3757 2008-08-30 Jan Hubicka <jh@suse.cz>
3759 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3760 optimized for speed.
3761 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3762 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3763 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3764 flag_gcse_after_reload_set): New static vars.
3765 (common_handle_option): Enable those flags for profile-use.
3766 (decode_options): Remove optimize_size flags that are handled
3767 on higher granuality.
3768 * tree-vectorizer.c (vectorize_loops): Use
3769 optimize_loop_nest_for_speed_p.
3770 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3771 * tree-predcom.c (tree_predictive_commoning): Use
3772 optimize_loop_for_speed_p.
3773 * varasm.c (assemble_start_function): Use
3774 optimize_function_for_speed_p.
3775 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3776 * predict.c (optimize_loop_for_speed_p): Fix walk.
3778 2008-08-30 Jan Hubicka <jh@suse.cz>
3780 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3782 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3783 profile presence locally.
3785 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3788 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3789 versions before 4.0.
3791 2008-08-29 Jan Hubicka <jh@suse.cz>
3793 * tree-inline.c (insert_init_stmt): Insert sequence even when
3796 2008-08-29 Jeff Law <law@redhat.com>
3798 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3799 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3800 location and class is an FP register.
3802 2008-08-29 Jan Hubicka <jh@suse.cz>
3804 * see.c (see_merge_one_def_extension): Silence used uninitialized
3806 * matrix-reorg.c (check_allocation_function): Likewise.
3807 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3809 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3812 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3813 compute new & and | in type rather than TREE_TYPE (arg0).
3815 * dwarf2out.c (fortran_common): Update comment.
3816 (gen_variable_die): Swap com_die and var_die variables in Fortran
3817 COMMON block handling code.
3819 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3821 * dwarf2out.c (gen_const_die): New function.
3822 (size_of_die, value_format, output_die): Output larger
3823 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3824 (native_encode_initializer): New function.
3825 (tree_add_const_value_attribute): Call it.
3826 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3828 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3829 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3830 TREE_THIS_VOLATILE to add_type_attribute.
3832 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3834 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3837 * dwarf2out.c (loc_by_reference): New function.
3838 (add_location_or_const_value_attribute): Use it.
3841 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3842 as DW_TAG_variable children of DW_TAG_common_block rather than
3843 DW_TAG_member children. Put DW_AT_external to individual
3844 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3846 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3847 loc_descriptor_from_tree_1.
3851 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3852 arguments to imported_module_or_decl.
3853 (debug_nothing_tree_tree): Removed.
3854 (debug_nothing_tree_tree_tree_bool): New prototype.
3855 * debug.c (do_nothing_debug_hooks): Adjust.
3856 (debug_nothing_tree_tree): Removed.
3857 (debug_nothing_tree_tree_tree_bool): New function.
3858 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3859 (gen_variable_die): Put all common vars for the
3860 same COMMON block under one DW_TAG_common_block.
3861 (declare_in_namespace): Return new context_die, for Fortran
3862 return the module DIE instead of adding extra declarations into
3864 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3865 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3866 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3868 (dwarf2out_global_decl): Don't skip Fortran global vars.
3869 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3870 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3871 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3872 DW_TAG_imported_declaration as child of previous
3873 DW_TAG_imported_module.
3874 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3875 * sdbout.c (sdb_debug_hooks): Likewise.
3876 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3878 2008-08-29 Jan Hubicka <jh@suse.cz>
3880 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3882 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3883 * ipa-cp.c (n_cloning_candidates): New static variable.
3884 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3885 (ipcp_print_all_lattices): Improve debug output.
3886 (ipcp_cloning_candidate_p): New function.
3887 (ipcp_initialize_node_lattices): Use it.
3888 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3889 (ipcp_propagate_stage): Prettier debug output.
3890 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3891 (ipcp_print_all_structures): Remove.
3892 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3893 (ipcp_insert_stage): Prettier debug output; call
3894 cgraph_remove_unreachable_nodes before propagating.
3895 (pass_ipa_cp): Schedule function removal pass.
3896 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3898 (cgraph_maybe_hot_edge_p): Move to ...
3899 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3900 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3901 (common_handle_option): Set them; enable ipa-cp when profiling.
3902 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3903 (ipa_print_all_jump_functions): Likewise.
3904 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3905 (ipa_print_node_params, ipa_print_all_params): New.
3906 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3907 ipa_print_all_param_flags): Remove.
3908 (ipa_print_node_params, ipa_print_all_params): New.
3910 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3912 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3913 change from 2008-04-03.
3914 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3916 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3919 * ira-color.c (push_allocnos_to_stack): Truncate
3920 removed_splay_allocno_vec.
3922 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3925 * ira-color (ira_fast_allocation): Don't assign hard registers to
3928 2008-08-29 Jan Hubicka <jh@suse.cz>
3931 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3932 for cold internal loops.
3934 2008-08-29 Richard Guenther <rguenther@suse.de>
3936 * tree-ssa-structalias.c (create_variable_info_for): Do not
3937 create fields for heap vars or vars with a noalias state.
3938 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3941 2008-08-29 Richard Guenther <rguenther@suse.de>
3943 * common.opt (ftree-store-ccp): Mark as preserved for
3944 backward compatibility.
3945 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3946 * tree-pass.h (pass_store_ccp): Remove.
3947 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3948 (first_vdef): Remove declaration.
3949 (get_value_loaded_by): Likewise.
3950 * tree-ssa-ccp.c (do_store_ccp): Remove.
3951 (get_default_value): Simplify as do_store_ccp is always false
3952 now. Do not initialize mem_ref.
3953 (set_value_varying): Likewise.
3954 (canonicalize_float_value): Likewise.
3955 (set_lattice_value): Likewise.
3956 (likely_value): Likewise.
3957 (surely_varying_stmt_p): Likewise.
3958 (ccp_initialize): Likewise.
3959 (ccp_lattice_meet): Likewise.
3960 (ccp_visit_phi_node): Likewise.
3961 (ccp_fold): Likewise.
3962 (evaluate_stmt): Likewise.
3963 (visit_assignment): Likewise.
3964 (ccp_visit_stmt): Likewise.
3965 (execute_ssa_ccp): Fold into ...
3966 (do_ssa_ccp): ... this.
3967 (do_ssa_store_ccp): Remove.
3968 (gate_store_ccp): Likewise.
3969 (pass_store_ccp): Likewise.
3970 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3972 * tree-ssa-propagate.c (first_vdef): Remove.
3973 (get_value_loaded_by): Likewise.
3974 (replace_vuses_in): Likewise.
3975 (substitute_and_fold): Do not call replace_vuses_in.
3976 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3978 2008-08-29 Richard Guenther <rguenther@suse.de>
3981 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3982 PARAM_NOALIAS tags with is_heapvar.
3983 * tree-ssa-operands.c (access_can_touch_variable): Offset
3984 based tests do not apply for heapvars. Fix offset test.
3986 2008-08-29 Jan Hubicka <jh@suse.cz>
3988 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3989 (-fipa-cp-clone): Enabled by default at -O3.
3990 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3991 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3993 2008-08-29 Jan Hubicka <jh@suse.cz>
3995 * tree.c (build_function_type_skip_args,
3996 build_function_decl_skip_args): New functions.
3997 * tree.h (build_function_type_skip_args,
3998 build_function_decl_skip_args): Declare.
3999 * gimple.c (giple_copy_call_skip_args): New function.
4000 (giple_copy_call_skip_args): Declare.
4002 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
4003 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
4004 (ipcp_node_modifiable_p): ... this one; use
4005 tree_versionable_function_p.
4006 (ipcp_create_replace_map): Improve debug output.
4007 (ipcp_need_redirect_p): Return false when not clonning.
4008 (ipcp_update_callgraph): Skip args.
4009 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
4011 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
4012 (save_inline_function_body): Update call of tree_function_versioning.
4013 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
4014 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
4016 (tree_function_versioning): Likewise.
4017 * tree-inline.h (tree_function_versioning): Update prototype.
4019 2008-08-29 Jan Hubicka <jh@suse.cz>
4021 * loop-unswitch.c (unswitch_single_loop): Use
4022 optimize_loop_for_speed_p.
4023 * tree-ssa-threadupdate.c (mark_threaded_blocks):
4024 Use optimize_function_for_size_p.
4025 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
4026 * postreload-gcse.c (eliminate_partially_redundant_load):
4027 Use optimize_bb_for_size_p.
4028 * value-prof.c (gimple_divmod_fixed_value_transform,
4029 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
4030 gimple_stringops_transform): Use optimize_bb_for_size_p.
4031 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
4032 * final.c (compute_alignments): Use optimize_function_for_size_p.
4033 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
4034 (fold_builtin_strcpy, fold_builtin_fputs): Use
4035 optimize_function_for_size_p.
4036 * fold-const.c (tree_swap_operands_p): Use
4037 optimize_function_for_size_p.
4038 * recog.c (relax_delay_slots): Likewise.
4039 * tree-ssa-math-opts.c (replace_reciprocal):
4040 Use optimize_bb_for_speed_p.
4041 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
4042 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
4043 optimize_function_for_size_p.
4044 (cgraph_decide_inlining_of_small_function): Use
4045 optimize_function_for_size_p.
4046 * global.c (find_reg): Use optimize_function_for_size_p.
4047 * opts.c (decode_options): Do not clear flag_tree_ch,
4048 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
4049 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
4050 work it out from profile.
4051 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
4052 optimize_loop_for_speed_p.
4053 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4055 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
4056 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
4057 * tree-eh.c (decide_copy_try_finally): Use
4058 optimize_function_for_size_p.
4059 * local-alloc.c (block_alloc): Pass BB pointer.
4060 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
4061 * gcse.c (gcse_main): Use optimize_function_for_size_p.
4062 * loop-unroll.c (decide_unrolling_and_peeling):
4063 Use optimize_loop_for_size_p.
4064 (decide_peel_completely): Likewise.
4065 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4066 optimize_loop_for_size_p.
4067 (vect_enhance_data_refs_alignment): Likewise.
4068 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4069 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4071 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4072 (try_crossjump_bb): Use optimize_bb_for_size_p.
4073 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4074 optimize_loop_for_speed_p.
4075 * bb-reorder.c (find_traces_1_round): Likewise.
4076 (copy_bb): Use optimize_bb_for_speed_p.
4077 (duplicate_computed_gotos): Likewise.
4078 * basic-block.h (optimize_loop_nest_for_size_p,
4079 optimize_loop_nest_for_speed_p): New.
4080 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4082 2008-08-29 Tristan Gingold <gingold@adacore.com>
4084 * gcov.c (main): Call expandargv.
4086 2008-08-29 Jan Hubicka <jh@suse.cz>
4088 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4090 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4092 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4093 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4095 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4097 2008-08-29 Jan Hubicka <jh@suse.cz>
4099 * tree-pass.h (pass_strip_predict_hints): Declare.
4100 * predict.c (strip_builtin_expect): Rename to ...
4101 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4102 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4103 (tree_estimate_probability): Do not strip builtin_expect.
4104 (pass_strip_predict_hints): New pass.
4105 * tree-inline.c (expand_call_inline): When inlining cold function,
4106 predict it as unlikely.
4107 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4109 2008-08-29 Richard Guenther <rguenther@suse.de>
4111 PR tree-optimization/37207
4112 * tree-vrp.c (extract_range_from_binary_expr): Also try
4113 to constant fold if only one of the operands is a constant.
4115 2008-08-29 Nick Clifton <nickc@redhat.com>
4117 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4118 the same way as SYMBOL_REFs.
4120 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4122 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4124 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4126 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4127 * config/mips/mips.md (branch_likely): Remove const. Fix
4129 (define_delay for type "branch"): Change to only apply for branch
4130 with likely variant.
4131 (define_delay for type "branch" and "branch_likely" no). New delay
4133 (equality_op): New code iterator.
4134 (bbv, bbinv): New code attributes.
4135 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4138 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4139 Andrew Pinski <pinskia@gcc.gnu.org>
4142 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4144 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4146 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4147 rule that a symbolic constant must be defined and >= 0 for the
4148 corresponding facility to be present at compile-time.
4149 * gthr-posix.c: Likewise.
4151 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4153 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4154 * config/mips/mips.md (D): New mode attribute.
4155 (mulsi3, muldi3): Merge it into ...
4156 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4157 (muldi3_mul3): New pattern.
4158 (mulsi3_mult3): Rename to mulsi3_mul3.
4160 2008-08-28 Jan Hubicka <jh@suse.cz>
4162 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4164 * predict.c (always_optimize_for_size_p): Rename to ...
4165 (optimize_function_for_size): ... this one; make extern.
4166 (optimize_function_for_speed_p): New.
4167 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4168 optimize_edge_for_size_p,optimize_edge_for_size_p,
4169 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4170 * basic-block.h (optimize_function_for_size_p,
4171 optimize_function_for_speed_p): Declare.
4172 * i386.md (optimize_size checks): Replace them by appropriate
4174 (standard_80387_constant_p, ix86_compute_frame_layout,
4175 ix86_expand_epilogue, ix86_decompose_address,
4176 print_operand, emit_i387_cw_initialization,
4177 inline_memory_move_cost, ix86_pad_returns,
4178 ix86_reorg): Replace optimize_size checks.
4180 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4182 * rtl.h (simplify_subreg_regno): Declare.
4183 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4184 * simplify-rtx.c (simplify_subreg): ...here.
4185 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4186 subreg_offset_representable_p.
4188 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4191 * c-typeck.c (convert_for_assignment): Give a note describing what
4192 was passed and what was expected.
4194 2008-08-28 Joey Ye <joey.ye@intel.com>
4196 * doc/extend.texi: Document AVX built-in functions.
4197 * doc/invoke.texi: Document -mavx.
4199 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4200 Joey Ye <joey.ye@intel.com>
4201 Xuepeng Guo <xuepeng.guo@intel.com>
4203 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4205 * config/i386/cpuid.h (bit_FMA): New.
4206 (bit_XSAVE): Likewise.
4207 (bit_OSXSAVE): Likewise.
4208 (bit_AVX): Likewise.
4210 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4211 define. Use ASM_OUTPUT_AVX_PREFIX.
4213 * config/i386/gmmintrin.h: New.
4215 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4216 (OPTION_MASK_ISA_AVX_SET): New.
4217 (OPTION_MASK_ISA_FMA_SET): Likewise.
4218 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4219 (OPTION_MASK_ISA_FMA_SET): Likewise.
4220 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4221 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4222 (pta_flags): Add PTA_AVX and PTA_FMA.
4223 (override_options): Handle PTA_AVX and PTA_FMA.
4224 (init_cumulative_args): Handle warn_avx.
4225 (classify_argument): Return 0 for COImode and OImode. Return
4226 1 and X86_64_AVX_CLASS for 256bit vector types.
4227 (examine_argument): Handle X86_64_AVX_CLASS.
4228 (construct_container): Likewise.
4229 (function_arg_advance_32): Pass OImode and 256bit vector types
4231 (function_arg_advance_64): Take a new argument to indicate if a
4232 parameter is named. Handle 256bit vector types. Return
4233 immediately for unnamed 256bit vector mode parameters.
4234 (function_arg_advance): Updated.
4235 (function_arg_32): Add comments for TImode. Handle OImode
4236 and 256bit vector types.
4237 (function_arg_64): Take a new argument to indicate if a
4238 parameter is named. Handle 256bit vector types. Return NULL
4239 for unnamed 256bit vector mode parameters.
4240 (function_arg): Updated.
4241 (setup_incoming_varargs_64): Support
4242 AVX encoding for *sse_prologue_save_insn.
4243 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4244 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4245 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4246 enabled, otherwise return -3.
4247 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4249 (print_reg): Support AVX registers. Handle 'x' and 't'.
4250 Handle 'd' to duplicate the operand.
4251 (print_operand): Likewise. Also support AVX vector compare
4253 (output_387_binary_op): Support AVX.
4254 (output_fp_compare): Likewise.
4255 (ix86_expand_vector_move_misalign): Likewise.
4256 (ix86_attr_length_vex_default): New.
4257 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4258 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4259 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4260 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4261 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4262 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4263 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4264 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4265 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4266 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4267 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4268 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4269 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4270 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4271 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4272 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4273 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4274 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4275 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4276 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4277 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4278 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4279 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4280 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4281 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4282 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4283 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4284 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4285 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4286 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4287 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4288 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4289 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4290 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4291 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4292 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4293 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4294 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4295 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4296 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4297 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4298 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4299 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4300 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4301 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4302 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4303 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4304 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4305 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4306 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4307 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4308 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4309 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4310 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4311 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4312 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4313 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4314 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4315 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4316 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4317 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4318 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4319 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4320 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4321 and IX86_BUILTIN_MOVMSKPS256,
4322 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4323 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4324 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4325 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4326 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4327 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4328 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4329 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4330 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4331 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4332 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4333 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4334 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4335 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4336 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4337 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4338 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4339 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4340 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4341 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4342 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4343 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4344 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4345 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4346 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4347 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4348 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4349 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4350 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4351 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4352 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4353 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4354 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4355 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4356 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4357 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4358 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4359 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4360 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4361 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4362 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4363 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4364 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4365 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4366 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4367 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4368 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4369 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4370 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4371 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4372 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4373 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4374 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4375 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4376 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4377 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4378 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4379 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4381 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4382 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4383 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4384 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4385 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4386 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4387 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4388 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4389 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4390 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4391 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4392 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4393 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4394 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4395 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4396 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4397 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4398 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4399 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4400 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4401 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4402 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4403 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4404 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4405 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4406 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4407 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4408 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4409 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4410 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4411 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4412 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4413 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4414 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4415 IX86_BUILTIN_MOVMSKPS256.
4416 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4417 (ix86_expand_args_builtin): Likewise.
4418 (ix86_expand_special_args_builtin): Likewise.
4419 (ix86_hard_regno_mode_ok): Handle AVX modes.
4420 (ix86_expand_vector_init_duplicate): Likewise.
4421 (ix86_expand_vector_init_one_nonzero): Likewise.
4422 (ix86_expand_vector_init_one_var): Likewise.
4423 (ix86_expand_vector_init_concat): Likewise.
4424 (ix86_expand_vector_init_general): Likewise.
4425 (ix86_expand_vector_set): Likewise.
4426 (ix86_vector_mode_supported_p): Likewise.
4427 (x86_extended_reg_mentioned_p): Check INSN_P before using
4430 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4431 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4433 * config/i386/i386.h (TARGET_AVX): New.
4434 (TARGET_FMA): Likewise.
4435 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4436 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4437 (VALID_AVX256_REG_MODE): New.
4438 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4439 (AVX_FLOAT_MODE_P): Likewise.
4440 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4441 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4442 (AVX_VEC_FLOAT_MODE_P): Likewise.
4443 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4444 (ASM_OUTPUT_OPCODE): Likewise.
4445 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4447 (SSE_REG_MODE_P): Allow 256bit vector modes.
4448 (ix86_args): Add a warn_avx field.
4450 * config/i386/i386.md (UNSPEC_PCMP): New.
4451 (UNSPEC_VPERMIL): Likewise.
4452 (UNSPEC_VPERMIL2): Likewise.
4453 (UNSPEC_VPERMIL2F128): Likewise.
4454 (UNSPEC_MASKLOAD): Likewise.
4455 (UNSPEC_MASKSTORE): Likewise.
4456 (UNSPEC_CAST): Likewise.
4457 (UNSPEC_VTESTP): Likewise.
4458 (UNSPECV_VZEROALL): Likewise.
4459 (UNSPECV_VZEROUPPER): Likewise.
4460 (XMM0_REG): Likewise.
4461 (XMM1_REG): Likewise.
4462 (XMM2_REG): Likewise.
4463 (XMM3_REG): Likewise.
4464 (XMM4_REG): Likewise.
4465 (XMM5_REG): Likewise.
4466 (XMM6_REG): Likewise.
4467 (XMM8_REG): Likewise.
4468 (XMM9_REG): Likewise.
4469 (XMM10_REG): Likewise.
4470 (XMM11_REG): Likewise.
4471 (XMM12_REG): Likewise.
4472 (XMM13_REG): Likewise.
4473 (XMM14_REG): Likewise.
4474 (XMM15_REG): Likewise.
4476 (prefix_vex_imm8): Likewise.
4477 (prefix_vex_w): Likewise.
4478 (length_vex): Likewise.
4481 (*avx_ashlti3): Likewise.
4482 (*avx_lshrti3): Likewise.
4483 (*avx_setcc<mode>): Likewise.
4484 (*fop_<mode>_comm_mixed_avx): Likewise.
4485 (*fop_<mode>_comm_avx): Likewise.
4486 (*fop_<mode>_1_mixed_avx): Likewise.
4487 (*fop_<mode>_1_avx): Likewise.
4488 (*avx_<code><mode>3): Likewise.
4489 (*avx_ieee_smin<mode>3): Likewise.
4490 (*avx_ieee_smax<mode>3): Likewise.
4491 (mode): Add OI, V8SF and V4DF.
4492 (length): Support VEX prefix.
4493 (*cmpfp_i_mixed): Set prefix attribute.
4494 (*cmpfp_i_sse): Likewise.
4495 (*cmpfp_iu_mixed): Likewise.
4496 (*cmpfp_iu_sse): Likewise.
4497 (*movsi_1): Support AVX.
4498 (*movdi_2): Likewise.
4499 (*movdi_1_rex64): Likewise.
4500 (*movti_internal): Likewise.
4501 (*movti_rex64): Likewise.
4502 (*movsf_1): Likewise.
4503 (*movdf_nointeger): Likewise.
4504 (*movdf_integer_rex64): Likewise.
4505 (*movtf_internal): Likewise.
4506 (zero_extendsidi2_32): Likewise.
4507 (zero_extendsidi2_rex64): Likewise.
4508 (*extendsfdf2_mixed): Likewise.
4509 (*extendsfdf2_sse): Likewise.
4510 (*truncdfsf_fast_mixed): Likewise.
4511 (*truncdfsf_fast_sse): Likewise.
4512 (*truncdfsf_mixed): Likewise.
4513 (fix_trunc<mode>di_sse): Likewise.
4514 (fix_trunc<mode>si_sse): Likewise.
4515 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4516 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4517 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4518 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4519 (*rcpsf2_sse): Likewise.
4520 (*rsqrtsf2_sse): Likewise.
4521 (*sqrt<mode>2_sse): Likewise.
4522 (sse4_1_round<mode>2): Likewise.
4523 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4524 Support AVX. Set length attribute properly for AVX.
4526 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4527 (VECTOR_MODES (FLOAT, 32)): Likewise.
4528 (VECTOR_MODE (INT, DI, 8)): Likewise.
4529 (VECTOR_MODE (INT, HI, 32)): Likewise.
4530 (VECTOR_MODE (INT, QI, 64)): Likewise.
4531 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4532 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4533 (VECTOR_MODE (INT, DI, 4)): Removed.
4534 (VECTOR_MODE (INT, SI, 8)): Likewise.
4535 (VECTOR_MODE (INT, HI, 16)): Likewise.
4536 (VECTOR_MODE (INT, QI, 32)): Likewise.
4537 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4538 (INT_MODE (OI, 32)): Likewise.
4540 * config/i386/i386.opt (mavx): New.
4543 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4545 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4546 (*mov<mode>_internal_avx): New.
4547 (*movv2sf_internal_rex64_avx): Likewise.
4548 (*movv2sf_internal_avx): Likewise.
4550 * config/i386/predicates.md (const_4_to_5_operand): New.
4551 (const_6_to_7_operand): Likewise.
4552 (const_8_to_11_operand): Likewise.
4553 (const_12_to_15_operand): Likewise.
4554 (avx_comparison_float_operator): Likewise.
4556 * config/i386/sse.md (AVX256MODEI): New.
4557 (AVX256MODE): Likewise.
4558 (AVXMODEQI): Likewise.
4559 (AVXMODE): Likewise.
4560 (AVX256MODEF2P): Likewise.
4561 (AVX256MODE2P): Likewise.
4562 (AVX256MODE4P): Likewise.
4563 (AVX256MODE8P): Likewise.
4564 (AVXMODEF2P): Likewise.
4565 (AVXMODEF4P): Likewise.
4566 (AVXMODEDCVTDQ2PS): Likewise.
4567 (AVXMODEDCVTPS2DQ): Likewise.
4568 (avxvecmode): Likewise.
4569 (avxvecpsmode): Likewise.
4570 (avxhalfvecmode): Likewise.
4571 (avxscalarmode): Likewise.
4572 (avxcvtvecmode): Likewise.
4573 (avxpermvecmode): Likewise.
4574 (avxmodesuffixf2c): Likewise.
4575 (avxmodesuffixp): Likewise.
4576 (avxmodesuffixs): Likewise.
4577 (avxmodesuffix): Likewise.
4578 (vpermilbits): Likewise.
4579 (pinsrbits): Likewise.
4580 (mov<mode>): Likewise.
4581 (*mov<mode>_internal): Likewise.
4582 (push<mode>1): Likewise.
4583 (movmisalign<mode>): Likewise.
4584 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4585 (avx_movdqu<avxmodesuffix>): Likewise.
4586 (avx_lddqu<avxmodesuffix>): Likewise.
4587 (<plusminus_insn><mode>3): Likewise.
4588 (*avx_<plusminus_insn><mode>3): Likewise.
4589 (*avx_vm<plusminus_insn><mode>3): Likewise.
4590 (mul<mode>3): Likewise.
4591 (*avx_mul<mode>3): Likewise.
4592 (*avx_vmmul<mode>3): Likewise.
4593 (divv8sf3): Likewise.
4594 (divv4df3): Likewise.
4595 (avx_div<mode>3): Likewise.
4596 (*avx_div<mode>3): Likewise.
4597 (*avx_vmdiv<mode>3): Likewise.
4598 (avx_rcpv8sf2): Likewise.
4599 (*avx_vmrcpv4sf2): Likewise.
4600 (sqrtv8sf2): Likewise.
4601 (avx_sqrtv8sf2): Likewise.
4602 (*avx_vmsqrt<mode>2): Likewise.
4603 (rsqrtv8sf2): Likewise.
4604 (avx_rsqrtv8sf2): Likewise.
4605 (*avx_vmrsqrtv4sf2): Likewise.
4606 (<code><mode>3): Likewise.
4607 (*avx_<code><mode>3_finite): Likewise.
4608 (*avx_<code><mode>3): Likewise.
4609 (*avx_vm<code><mode>3): Likewise.
4610 (*avx_ieee_smin<mode>3): Likewise.
4611 (*avx_ieee_smax<mode>3): Likewise.
4612 (avx_addsubv8sf3): Likewise.
4613 (avx_addsubv4df3): Likewise.
4614 (*avx_addsubv4sf3): Likewise.
4615 (*avx_addsubv2df3): Likewise.
4616 (avx_h<plusminus_insn>v4df3): Likewise.
4617 (avx_h<plusminus_insn>v8sf3): Likewise.
4618 (*avx_h<plusminus_insn>v4sf3): Likewise.
4619 (*avx_h<plusminus_insn>v2df3): Likewise.
4620 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4621 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4622 (*avx_maskcmp<mode>3): Likewise.
4623 (avx_nand<mode>3): Likewise.
4624 (*avx_<code><mode>3): Likewise.
4625 (*avx_nand<mode>3): Likewise.
4626 (*avx_<code><mode>3): Likewise.
4627 (*avx_cvtsi2ss): Likewise.
4628 (*avx_cvtsi2ssq): Likewise.
4629 (*avx_cvtsi2sd): Likewise.
4630 (*avx_cvtsi2sdq): Likewise.
4631 (*avx_cvtsd2ss): Likewise.
4632 (avx_cvtss2sd): Likewise.
4633 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4634 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4635 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4636 (*avx_cvtsi2sd): Likewise.
4637 (*avx_cvtsi2sdq): Likewise.
4638 (avx_cvtdq2pd256): Likewise.
4639 (avx_cvtpd2dq256): Likewise.
4640 (avx_cvttpd2dq256): Likewise.
4641 (*avx_cvtsd2ss): Likewise.
4642 (*avx_cvtss2sd): Likewise.
4643 (avx_cvtpd2ps256): Likewise.
4644 (avx_cvtps2pd256): Likewise.
4645 (*avx_movhlps): Likewise.
4646 (*avx_movlhps): Likewise.
4647 (avx_unpckhps256): Likewise.
4648 (*avx_unpckhps): Likewise.
4649 (avx_unpcklps256): Likewise.
4650 (*avx_unpcklps): Likewise.
4651 (avx_movshdup256): Likewise.
4652 (avx_movsldup256): Likewise.
4653 (avx_shufps256): Likewise.
4654 (avx_shufps256_1): Likewise.
4655 (*avx_shufps_<mode>): Likewise.
4656 (*avx_loadhps): Likewise.
4657 (*avx_storelps): Likewise.
4658 (*avx_loadlps): Likewise.
4659 (*avx_movss): Likewise.
4660 (*vec_dupv4sf_avx): Likewise.
4661 (*vec_concatv2sf_avx): Likewise.
4662 (*vec_concatv4sf_avx): Likewise.
4663 (*vec_setv4sf_0_avx): Likewise.
4664 (*vec_setv4sf_avx): Likewise.
4665 (*avx_insertps): Likewise.
4666 (avx_vextractf128<mode>): Likewise.
4667 (vec_extract_lo_<mode>): Likewise.
4668 (vec_extract_hi_<mode>): Likewise.
4669 (vec_extract_lo_<mode>): Likewise.
4670 (vec_extract_hi_<mode>): Likewise.
4671 (vec_extract_lo_v16hi): Likewise.
4672 (vec_extract_hi_v16hi): Likewise.
4673 (vec_extract_lo_v32qi): Likewise.
4674 (vec_extract_hi_v32qi): Likewise.
4675 (avx_unpckhpd256): Likewise.
4676 (*avx_unpckhpd): Likewise.
4677 (avx_movddup256): Likewise.
4678 (*avx_movddup): Likewise.
4679 (avx_unpcklpd256): Likewise.
4680 (*avx_unpcklpd): Likewise.
4681 (avx_shufpd256): Likewise.
4682 (avx_shufpd256_1): Likewise.
4683 (*avx_punpckhqdq): Likewise.
4684 (*avx_punpcklqdq): Likewise.
4685 (*avx_shufpd_<mode>): Likewise.
4686 (*avx_storehpd): Likewise.
4687 (*avx_loadhpd): Likewise.
4688 (*avx_loadlpd): Likewise.
4689 (*avx_movsd): Likewise.
4690 (*vec_concatv2df_avx): Likewise.
4691 (*avx_<plusminus_insn><mode>3): Likewise.
4692 (*avx_<plusminus_insn><mode>3): Likewise.
4693 (*avx_mulv8hi3): Likewise.
4694 (*avxv8hi3_highpart): Likewise.
4695 (*avx_umulv8hi3_highpart): Likewise.
4696 (*avx_umulv2siv2di3): Likewise.
4697 (*avx_mulv2siv2di3): Likewise.
4698 (*avx_pmaddwd): Likewise.
4699 (*avx_mulv4si3): Likewise.
4700 (*avx_ashr<mode>3): Likewise.
4701 (*avx_lshr<mode>3): Likewise.
4702 (*avx_ashl<mode>3): Likewise.
4703 (*avx_<code><mode>3): Likewise.
4704 (*avx_eq<mode>3): Likewise.
4705 (*avx_gt<mode>3): Likewise.
4706 (*avx_nand<mode>3): Likewise.
4707 (*avx_nand<mode>3): Likewise.
4708 (*avx_<code><mode>3): Likewise.
4709 (*avx_<code><mode>3): Likewise.
4710 (*avx_packsswb): Likewise.
4711 (*avx_packssdw): Likewise.
4712 (*avx_packuswb): Likewise.
4713 (*avx_punpckhbw): Likewise.
4714 (*avx_punpcklbw): Likewise.
4715 (*avx_punpckhwd): Likewise.
4716 (*avx_punpcklwd): Likewise.
4717 (*avx_punpckhdq): Likewise.
4718 (*avx_punpckldq): Likewise.
4719 (*avx_pinsr<avxmodesuffixs>): Likewise.
4720 (*avx_pinsrq): Likewise.
4721 (*avx_loadld): Likewise.
4722 (*vec_extractv2di_1_rex64_avx): Likewise.
4723 (*vec_extractv2di_1_avx): Likewise.
4724 (*vec_dupv2di_avx): Likewise.
4725 (*vec_concatv2si_avx): Likewise.
4726 (*vec_concatv4si_1_avx): Likewise.
4727 (*vec_concatv2di_avx): Likewise.
4728 (*vec_concatv2di_rex64_avx): Likewise.
4729 (*avx_uavgv16qi3): Likewise.
4730 (*avx_uavgv8hi3): Likewise.
4731 (*avx_psadbw): Likewise.
4732 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4733 (*avx_phaddwv8hi3): Likewise.
4734 (*avx_phadddv4si3): Likewise.
4735 (*avx_phaddswv8hi3): Likewise.
4736 (*avx_phsubwv8hi3): Likewise.
4737 (*avx_phsubdv4si3): Likewise.
4738 (*avx_phsubswv8hi3): Likewise.
4739 (*avx_pmaddubsw128): Likewise.
4740 (*avx_pmulhrswv8hi3): Likewise.
4741 (*avx_pshufbv16qi3): Likewise.
4742 (*avx_psign<mode>3): Likewise.
4743 (*avx_palignrti): Likewise.
4744 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4745 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4746 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4747 (*avx_mpsadbw): Likewise.
4748 (*avx_packusdw): Likewise.
4749 (*avx_pblendvb): Likewise.
4750 (*avx_pblendw): Likewise.
4751 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4752 (avx_ptest256): Likewise.
4753 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4754 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4755 (*avx_aesenc): Likewise.
4756 (*avx_aesenclast): Likewise.
4757 (*avx_aesdec): Likewise.
4758 (*avx_aesdeclast): Likewise.
4759 (avx_vzeroupper): Likewise.
4760 (avx_vzeroupper_rex64): Likewise.
4761 (avx_vpermil<mode>): Likewise.
4762 (avx_vpermilvar<mode>3): Likewise.
4763 (avx_vpermil2<mode>3): Likewise.
4764 (avx_vperm2f128<mode>3): Likewise.
4765 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4766 (avx_vbroadcastss256): Likewise.
4767 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4768 (avx_vinsertf128<mode>): Likewise.
4769 (vec_set_lo_<mode>): Likewise.
4770 (vec_set_hi_<mode>): Likewise.
4771 (vec_set_lo_<mode>): Likewise.
4772 (vec_set_hi_<mode>): Likewise.
4773 (vec_set_lo_v16hi): Likewise.
4774 (vec_set_hi_v16hi): Likewise.
4775 (vec_set_lo_v32qi): Likewise.
4776 (vec_set_hi_v32qi): Likewise.
4777 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4778 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4779 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4780 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4781 (vec_init<mode>): Likewise.
4782 (*vec_concat<mode>_avx): Likewise.
4783 (blendbits): Support V8SF and V4DF.
4784 (sse2_movq128): Support AVX.
4785 (<sse>_movnt<mode>): Likewise.
4786 (sse2_movntv2di): Likewise.
4787 (sse_rcpv4sf2): Likewise.
4788 (sse_sqrtv4sf2): Likewise.
4789 (sse_rsqrtv4sf2): Likewise.
4790 (<sse>_comi): Likewise.
4791 (<sse>_ucomi): Likewise.
4792 (sse_cvtss2si): Likewise.
4793 (sse_cvtss2si_2): Likewise.
4794 (sse_cvtss2siq): Likewise.
4795 (sse_cvtss2siq_2): Likewise.
4796 (sse_cvttss2si): Likewise.
4797 (sse_cvttss2siq): Likewise.
4798 (sse2_cvtsd2si): Likewise.
4799 (sse2_cvtsd2si_2): Likewise.
4800 (sse2_cvtsd2siq): Likewise.
4801 (sse2_cvtsd2siq_2): Likewise.
4802 (sse2_cvttsd2si): Likewise.
4803 (sse2_cvttsd2siq): Likewise.
4804 (sse2_cvtdq2pd): Likewise.
4805 (*sse2_cvtpd2dq): Likewise.
4806 (*sse2_cvttpd2dq): Likewise.
4807 (*sse2_cvtpd2ps): Likewise.
4808 (sse2_cvtps2pd): Likewise.
4809 (sse3_movshdup): Likewise.
4810 (sse3_movsldup): Likewise.
4811 (sse_storehps): Likewise.
4812 (*sse4_1_extractps): Likewise.
4813 (sse2_storelpd): Likewise.
4814 (vec_dupv2df_sse3): Likewise.
4815 (*vec_concatv2df_sse3): Likewise.
4816 (*sse4_1_pextrb): Likewise.
4817 (*sse4_1_pextrb_memory): Likewise.
4818 (*sse2_pextrw): Likewise.
4819 (*sse4_1_pextrw_memory): Likewise.
4820 (*sse4_1_pextrd): Likewise.
4821 (*sse4_1_pextrq): Likewise.
4822 (sse2_pshufd_1): Likewise.
4823 (sse2_pshuflw_1): Likewise.
4824 (sse2_pshufhw_1): Likewise.
4825 (*sse2_storeq_rex64): Likewise.
4826 (*vec_dupv4si): Likewise.
4827 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4828 (sse2_pmovmskb): Likewise.
4829 (*sse2_maskmovdqu): Likewise.
4830 (*sse2_maskmovdqu_rex64): Likewise.
4831 (sse_ldmxcsr): Likewise.
4832 (sse_stmxcsr): Likewise.
4833 (abs<mode>2): Likewise.
4834 (sse4_1_movntdqa): Likewise.
4835 (sse4_1_phminposuw): Likewise.
4836 (sse4_1_extendv8qiv8hi2): Likewise.
4837 (*sse4_1_extendv8qiv8hi2): Likewise.
4838 (sse4_1_extendv4qiv4si2): Likewise.
4839 (*sse4_1_extendv4qiv4si2): Likewise.
4840 (sse4_1_extendv2qiv2di2): Likewise.
4841 (*sse4_1_extendv2qiv2di2): Likewise.
4842 (sse4_1_extendv4hiv4si2): Likewise.
4843 (*sse4_1_extendv4hiv4si2): Likewise.
4844 (sse4_1_extendv2hiv2di2): Likewise.
4845 (*sse4_1_extendv2hiv2di2): Likewise.
4846 (sse4_1_extendv2siv2di2): Likewise.
4847 (*sse4_1_extendv2siv2di2): Likewise.
4848 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4849 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4850 (sse4_1_zero_extendv4qiv4si2): Likewise.
4851 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4852 (sse4_1_zero_extendv2qiv2di2): Likewise.
4853 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4854 (sse4_1_zero_extendv4hiv4si2): Likewise.
4855 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4856 (sse4_1_zero_extendv2hiv2di2): Likewise.
4857 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4858 (sse4_1_zero_extendv2siv2di2): Likewise.
4859 (*sse4_1_zero_extendv2siv2di2): Likewise.
4860 (sse4_1_ptest): Likewise.
4861 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4862 (sse4_2_pcmpestri): Likewise.
4863 (sse4_2_pcmpestrm): Likewise.
4864 (sse4_2_pcmpistri): Likewise.
4865 (sse4_2_pcmpistrm): Likewise.
4867 (aeskeygenassist): Likewise.
4869 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4871 * config/i386/predicates.md (vzeroall_operation): New.
4873 * config/i386/sse.md (avx_vzeroall): New.
4874 (*avx_vzeroall): Likewise.
4876 2008-08-28 Paul Brook <paul@codesourcery.com>
4877 Mark Shinwell <shinwell@codesourcery.com>
4878 Richard Earnshaw <richard.earnshaw@arm.com>
4880 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4881 (TARGET_MIN_ANCHOR_OFFSET): New.
4882 (arm_override_options): Set correct anchor ranges for Thumb-1
4883 and Thumb-2 if required.
4884 (legitimize_pic_address): Handle case involving a TLS symbol
4885 reference with an addend.
4886 (arm_optimization_options): Enable section anchors at -O1 and
4888 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4889 * config/arm/arm-protos.h (arm_optimization_options): New.
4891 2008-08-28 Nick Clifton <nickc@redhat.com>
4893 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4894 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4897 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4898 * config/v850/v850.md (return): Remove frame size restriction.
4900 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4902 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4904 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4906 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4908 2008-08-28 Paul Brook <paul@codesourcery.com>
4910 * config/arm/vfp11.md: Update license notice.
4911 * config/arm/cortex-r4.md: Ditto.
4913 2008-08-28 Richard Guenther <rguenther@suse.de>
4915 PR tree-optimization/37207
4916 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4919 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4922 * tree.c (int_fits_type_p): Don't forget unsigned integers
4923 of type sizetype which higher end word equals -1.
4925 2008-08-28 Ira Rosen <irar@il.ibm.com>
4927 * target.h (struct vectorize): Add new target builtin.
4928 * tree-vectorizer.c (destroy_loop_vec_info): Call
4929 vect_free_slp_instance instead of vect_free_slp_node.
4930 * tree-vectorizer.h (enum slp_load_perm_type): New.
4931 (struct _slp_instance): Add new fields.
4932 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4933 (SLP_INSTANCE_LOADS): New.
4934 (vect_free_slp_tree): Remove.
4935 (vect_free_slp_instance): Declare.
4936 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4937 (vectorizable_load): Add argument.
4938 (vect_transform_slp_perm_load): New.
4939 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4941 (vect_get_place_in_interleaving_chain): New function.
4942 (vect_free_slp_tree): Make static.
4943 (vect_free_slp_instance): New function.
4944 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4945 collect the load location in the interleaving chain.
4946 (vect_supported_slp_permutation_p): New function.
4947 (vect_supported_load_permutation_p): Likewise.
4948 (vect_analyze_slp_instance): In case of loads permutation, call
4949 vect_supported_load_permutation_p to check that the permutation is
4951 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4952 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4953 (vect_create_mask_and_perm): New function.
4954 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4955 (vectorizable_load): Add an argument. Don't keep the created vectors
4956 statements in the node if permutation is required. Call
4957 vect_transform_slp_perm_load to generate the permutation.
4958 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4959 additional argument.
4960 (vect_schedule_slp_instance): In case of loads permutation, allocate
4961 vectorized statements structure for all the related SLP nodes. Call
4962 vect_transform_stmt with addditional argument.
4963 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4964 * config/spu/spu.c (spu_builtin_vec_perm): New.
4965 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4966 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4967 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4968 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4970 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4972 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4973 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4974 __gthread_cond_signal, __gthread_cond_timedwait,
4975 __gthread_cond_timedwait_recursive): New functions.
4976 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4978 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4981 2008-08-28 Richard Guenther <rguenther@suse.de>
4984 * fold-const.c (maybe_canonicalize_comparison_1): Require
4985 undefined overflow only for canonicalizing A +- CST cmp CST.
4986 Make sure to not generate new constants that are not inside
4987 their TYPE_MIN/MAX_VALUE range.
4988 (maybe_canonicalize_comparison): Remove undefined overflow
4990 (fold_binary): Remove now duplicate folding.
4992 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4994 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4995 use not updated in the last change.
4997 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4999 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
5000 (IRA_COVER_CLASSES): Add FPUL_REGS.
5002 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5005 * c-common.c (conversion_warning): Check for null operands.
5007 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5010 * c-decl.c (check_for_loop_decls): Improve error message. Give
5013 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5016 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
5017 (convert_for_assignment): Pass corrent OPT_W* parameter to
5018 WARN_FOR_ASSIGNMENT.
5020 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5023 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
5025 2008-08-27 Paul Brook <paul@codesourcery.com>
5027 * config.gcc: Loosen checks for arm uclinux eabi targets.
5029 2008-08-27 Paul Brook <paul@codesourcery.com>
5031 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
5033 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5035 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
5037 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
5038 the enumerators of an ENUMERAL_TYPE.
5039 * dbxout.c (dbxout_type): Ditto.
5041 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
5044 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
5045 (fwprop_addr): Check that the loop_father is not the outer loop.
5047 2008-08-26 Paul Brook <paul@codesourcery.com>
5049 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
5050 Remove documentation entry for fmul type.
5051 Use fmuls to annotate single-precision multiplication patterns,
5052 fmuld to annotate double-precision multiplication patterns,
5053 fmacs to annotate single-precision multiply-accumulate patterns
5054 and fmacd to annotate double-precision multiply-accumulate patterns.
5055 * config/arm/vfp11.md: Update reservations accordingly.
5056 * config/arm/arm.md: Note that certain values of the "type"
5057 attribute are documented in vfp.md.
5058 * config/arm/arm1020e.md: Remove out of date duplicate comment.
5059 (v10_cvt): Use new fmul types.
5061 2008-08-26 Paul Brook <paul@codesourcery.com>
5063 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5064 * config/arm/vfp11.md: ...here. New.
5065 * config/arm/arm.md: Include vfp11.md.
5067 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5069 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5070 parameter to inform call.
5072 2008-08-26 Jeff Law <law@redhat.com>
5074 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5075 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5076 preferred class when copying a constant into a partial word register.
5078 2008-08-26 Ben Elliston <bje@au.ibm.com>
5080 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5081 * cp/typeck.c: Likewise.
5082 * cp/tree.c: Likewise.
5083 * gimple-low.c: Likewise.
5086 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5088 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5089 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5091 * doc/passes.texi: Describe IRA.
5093 * doc/tm.texi (IRA_COVER_CLASSES,
5094 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5096 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5097 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5098 -fira-propagate-cost, -fno-ira-share-save-slots,
5099 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5101 * flags.h (ira_algorithm): New enumeration.
5102 (flag_ira_algorithm, flag_ira_verbose): New external variable
5105 * postreload.c (gate_handle_postreload): Don't do post reload
5106 optimizations unless the reload is completed.
5108 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5111 * tree-pass.h (pass_ira): New external variable declaration.
5113 * reload.h: Add 2008 to the Copyright.
5115 * cfgloopanal.c: Include params.h.
5116 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5119 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5121 * toplev.c (ira.h): New include.
5122 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5123 (backend_init_target): Call ira_init.
5124 (backend_init): Call ira_init_once.
5125 (finalize): Call finish_ira_once.
5127 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5128 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5131 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5132 may_move_out_cost): New external variable declarations.
5133 (move_table): New typedef.
5135 * caller-save.c: Include headers output.h and ira.h.
5136 (no_caller_save_reg_set): New global variable.
5137 (save_slots_num, save_slots): New variables.
5138 (reg_save_code, reg_restore_code, add_stored_regs): Add
5140 (init_caller_save): Set up no_caller_save_reg_set.
5141 (init_save_areas): Reset save_slots_num.
5142 (saved_hard_reg): New structure.
5143 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5144 (initiate_saved_hard_regs, new_saved_hard_reg,
5145 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5147 (setup_save_areas): Add code for sharing stack slots.
5148 (all_blocks): New variable.
5149 (save_call_clobbered_regs): Process pseudo-register too.
5150 (mark_set_regs): Process pseudo-register too.
5151 (insert_one_insn): Put the insn after bb note in a empty basic
5152 block. Add insn check.
5154 * global.c (eliminable_regset): Make it external.
5155 (mark_elimination): Use DF_LR_IN for IRA.
5156 (pseudo_for_reload_consideration_p): New.
5157 (build_insn_chain): Make it external. Don't ignore spilled
5158 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5159 (gate_handle_global_alloc): New function.
5160 (pass_global_alloc): Add the gate function.
5162 * opts.c (decode_options): Set up flag_ira. Print the warning for
5164 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5166 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5168 * regmove.c (regmove_optimize): Don't do replacement of output for
5171 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5172 New external variable declarations.
5174 * local-alloc.c (update_equiv_regs): Make it external. Return
5175 true if jump label rebuilding should be done. Rescan new_insn for
5177 (gate_handle_local_alloc): New function.
5178 (pass_local_alloc): Add the gate function.
5180 * alias.c (value_addr_p, stack_addr_p): New functions.
5181 (nonoverlapping_memrefs_p): Use them for IRA.
5183 * common.opt (fira, fira-algorithm, fira-coalesce,
5184 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5185 fira-verbose): New options.
5187 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5188 move_cost, may_move_in_cost, may_move_out_cost): Make the
5190 (move_table): Remove typedef.
5191 (init_move_cost): Make it external.
5192 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5195 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5196 setup_reg_classes): New function prototypes.
5197 (eliminable_regset): New external variable declaration.
5198 (build_insn_chain, update_equiv_regs): New function prototypes.
5200 * Makefile.in (IRA_INT_H): New definition.
5201 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5202 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5203 (reload1.o, toplev.o): Add dependence on ira.h.
5204 (cfgloopanal.o): Add PARAMS_H.
5205 (caller-save.o): Add dependence on output.h and ira.h.
5206 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5207 ira-emit.o, ira-lives.o): New entries.
5209 * passes.c (pass_ira): New pass.
5211 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5213 * reload1.c (ira.h): Include the header.
5214 (changed_allocation_pseudos): New bitmap.
5215 (init_reload): Initiate the bitmap.
5216 (compute_use_by_pseudos): Permits spilled registers in FROM.
5217 (temp_pseudo_reg_arr): New variable.
5218 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5219 IRA. Call alter_reg with the additional parameter. Don't clear
5220 spilled_pseudos for IRA. Restore original insn chain for IRA.
5221 Clear changed_allocation_pseudos at the end of reload.
5222 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5223 (hard_regno_to_pseudo_regno): New variable.
5224 (count_pseudo): Check spilled pseudos. Set up
5225 hard_regno_to_pseudo_regno.
5226 (count_spilled_pseudo): Check spilled pseudos. Update
5227 hard_regno_to_pseudo_regno.
5228 (find_reg): Use better_spill_reload_regno_p. Check
5229 hard_regno_to_pseudo_regno.
5230 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5232 (eliminate_regs_1): Use additional parameter for alter_reg.
5233 (finish_spills): Set up pseudo_previous_regs only for spilled
5234 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5235 more arguments. Don't clear live_throughout and dead_or_set for
5236 spilled pseudos. Use additional parameter for alter_reg. Call
5237 mark_allocation_change. Set up changed_allocation_pseudos.
5238 Remove sanity check.
5239 (emit_input_reload_insns, delete_output_reload): Use additional
5240 parameter for alter_reg. Call mark_allocation_change.
5241 (substitute, gen_reload_chain_without_interm_reg_p): New
5243 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5245 * testsuite/gcc.dg/20080410-1.c: New file.
5247 * config/s390/s390.h (IRA_COVER_CLASSES,
5248 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5250 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5252 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5254 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5256 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5258 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5260 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5262 2008-08-24 Jeff Law <law@redhat.com>
5263 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5264 when ignoring unavailable registers.
5266 2008-08-24 Jeff Law <law@redhat.com>
5267 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5268 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5269 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5270 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5272 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5273 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5275 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5276 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5277 * reload1.c (find_reg): Process registers in register allocation order.
5279 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5280 * toplev.c (backend_init_target): Move ira_init call from
5282 (lang_dependent_init_target): ...to here.
5284 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5285 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5286 calculate memory move costs for NO_REGS.
5288 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5289 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5290 STACK_REGS is defined.
5292 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5293 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5295 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5296 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5298 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5299 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5300 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5303 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5304 Dorit Nuzman <dorit@il.ibm.com>
5306 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5307 vec_extract_evenv4sf, vec_extract_evenv8hi,
5308 vec_extract_evenv16qi, vec_extract_oddv4si,
5309 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5310 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5311 vec_interleave_highv4si, vec_interleave_lowv4si,
5312 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5313 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5314 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5316 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5319 * config/rs6000/rs6000.c (optimization_options): Don't default to
5320 section anchors without toplevel reorder.
5322 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5324 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5325 (mfc_end_critical_section): Likewise.
5327 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5329 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5330 all type qualifiers from element type to vector type.
5332 2008-08-25 David Daney <ddaney@avtrex.com>
5334 * config/mips/mips.md (immediate_insn): Move up in file, fix
5335 comment typo, reformat.
5336 (fetchop_bit, atomic_hiqi_op memory_barrier,
5337 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5338 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5339 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5340 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5341 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5342 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5343 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5344 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5345 sync_old_nand<mode>, sync_new_nand<mode>,
5346 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5347 test_and_set_12): Moved to sync.md.
5349 * config/mips/sync.md: New file.
5351 2008-08-25 Richard Henderson <rth@redhat.com>
5353 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5354 (regsave): Likewise.
5355 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5356 (output_cfi_directive): Likewise.
5357 (div_data_align): New.
5358 (output_cfi): Use it.
5360 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5362 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5363 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5364 (TARGET_OCTEON): New macro.
5365 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5366 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5367 (ISA_HAS_POP): New macro.
5368 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5370 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5372 * config/mips/mips.md (cpu): Add octeon.
5373 (type): Add pop attribute value.
5374 (popcount<mode>2): New pattern.
5375 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5377 2008-08-24 Jan Hubicka <jh@suse.cz>
5379 * doc/invoke.texi (-fipa-cp-clone): New option.
5380 (-fipa-cp): Update docs.
5381 (--param ipcp-unit-growth):New.
5382 * ipa-cp.c: Include fibheap.h, params.h
5383 (ipcp_initialize_node_lattices): When not cloning, all externally
5384 visible functions are bottom.
5385 (ipcp_need_redirect_p): Accept clones.
5386 (ipcp_insert_stage): Use cost driven heuristics.
5387 (max_count, dead_nodes): New static vars.
5388 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5389 ipcp_const_param_count): New functions.
5390 * common.opt (ipa-cp-clone): New command line option.
5391 * params.def (ipcp-unit-growth): New.
5393 2008-08-24 Jan Hubicka <jh@suse.cz>
5395 * tree-inline.c (tree_function_versioning): Look harder
5396 for referenced vars.
5398 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5400 PR tree-optimization/37185
5401 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5403 2008-08-23 Jan Hubicka <jh@suse.cz>
5405 * ipa-cp.c (ipcp_analyze_node): New function.
5406 (ipcp_update_cloned_node): Use it.
5407 (ipcp_init_stage): Likewise.
5408 * ipa-inline.c (function_insertion_hook_holder): New static var.
5409 (analyze_function): Break out from ....
5410 (inline_generate_summary): Here; register insertion hook.
5411 (cgraph_decide_inlining): Remove hook.
5412 (add_new_function): New function.
5414 2008-08-23 Jan Hubicka <jh@suse.cz>
5416 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5418 2008-08-23 Jan Hubicka <jh@suse.cz>
5420 * ipa-cp.c (constant_val_insert): Remove.
5421 (ipcp_propagate_one_const): Remove.
5422 (ipcp_create_replace_map): Always insert replacements to the map.
5423 (ipcp_insert_stage): Do not try to insert statements by hand.
5424 * tree-inline.c (insert_init_stmt): Break out from ...
5425 (setup_one_parameter): ... here; allow NULL BB pointer.
5426 (tree_function_versioning): Use setup_one_parameter to process
5429 2008-08-23 Jan Hubicka <jh@suse.cz>
5431 * tree.c (decl_address_ip_invariant_p): New function.
5432 * tree.h (decl_address_ip_invariant_p): Declare.
5433 * gimple.c (strip_invariant_refs): Break out from ...
5434 (is_gimple_invariant_address): ... here
5435 (is_gimple_ip_invariant_address): New function.
5436 (is_gimple_ip_invariant): New function.
5437 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5440 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5441 (ipcp_lat_is_insertable): All constants are insertable.
5442 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5443 IPA_CONST_VALUE_REF.
5444 (ipcp_initialize_node_lattices): Propagate all types of operands.
5445 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5446 (ipcp_create_replace_map): Reformat.
5447 (ipcp_need_redirect_p): Simplify.
5448 (ipcp_insert_stage): Check that argument is used before clonning.
5449 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5451 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5452 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5453 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5454 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5455 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5456 * tree-inline.c (tree_function_versioning): Add variables referenced
5459 2008-08-23 Jan Hubicka <jh@suse.cz>
5462 * i386.c (standard_80387_constant_p): Use optimize_size.
5464 2008-08-23 Ira Rosen <irar@il.ibm.com>
5466 PR tree-optimization/37161
5467 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5468 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5469 (vect_determine_vectorization_factor): Move the scalar type
5470 retrieval to vect_get_smallest_scalar_type.
5471 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5472 scalar type. Remove redundant computation.
5473 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5474 (vect_get_slp_defs): Take the type of RHS into account if
5475 necessary by calling vect_get_smallest_scalar_type. Call
5476 vect_get_constant_vectors with additional argument.
5478 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5481 * doc/invoke.texi (Wwrite-strings): Clarify description.
5483 2008-08-23 Ira Rosen <irar@il.ibm.com>
5485 PR tree-optimization/37174
5486 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5487 def stmt is a part of the loop before accessing its stmt_vec_info.
5489 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5492 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5493 (*swap): New insn pattern.
5494 (*ashlqi3): Rename from ashlqi3 insn pattern.
5495 (ashlqi3): New expanders.
5496 (*lshrqi3): Rename from lshrqi3 insn pattern.
5497 (lshrqi3): New expanders.
5498 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5499 lshrqi3_const5, lshrqi3_const6): New splitters.
5500 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5501 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5504 2008-08-22 Richard Guenther <rguenther@suse.de>
5506 PR tree-optimization/37078
5507 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5508 [+INF, +INF] ranges.
5510 2008-08-22 Richard Guenther <rguenther@suse.de>
5512 PR tree-optimization/37143
5513 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5514 a conversion statement instead of a copy.
5516 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5519 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5520 CCCmode, CCOmode and CCSmode destination modes.
5523 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5524 from different units in a single alternative.
5525 (*vec_extractv2sf_1): Ditto.
5526 (*vec_extractv2si_0): Ditto.
5527 (*vec_extractv2si_1): Ditto.
5528 * config/i386/sse.md (sse2_storehpd): Ditto.
5529 (sse2_storelpd): Ditto.
5530 (sse2_loadhpd): Ditto.
5531 (sse2_loadlpd): Ditto.
5534 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5535 (popcountsi2): Ditto.
5536 (clzdi2_abm): Ditto.
5537 (popcountdi2): Ditto.
5538 (clzhi2_abm): Ditto.
5539 (popcounthi2): Ditto.
5541 2008-08-22 Richard Guenther <rguenther@suse.de>
5545 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5546 if the multiplication does not overflow.
5548 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5550 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5552 2008-08-21 Richard Henderson <rth@redhat.com>
5554 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5555 spurrious comma from test.
5556 * configure: Rebuild.
5558 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5561 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5564 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5566 * c-tree.h (grokfield): New argument.
5567 * c-decl.c (grokfield): Handle new location argument.
5568 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5570 2008-08-21 Richard Guenther <rguenther@suse.de>
5572 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5574 2008-08-21 Jan Hubicka <jh@suse.cz>
5576 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5577 (cgraph_add_function_insertion_hook,
5578 cgraph_remove_function_insertion_hook,
5579 cgraph_call_function_insertion_hooks): New functions.
5580 * cgraph.h (cgraph_add_function_insertion_hook,
5581 cgraph_remove_function_insertion_hook,
5582 cgraph_call_function_insertion_hooks): Declare.
5583 * ipa-reference.c (function_insertion_hook_holder): New variable.
5584 (check_operand, look_for_address_of): When checking late, do not care
5585 about module bitmaps.
5586 (add_new_function): New function.
5587 (generate_summary): Register hooks; zero module bitmaps.
5588 (propagate): Unregister hooks.
5589 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5590 (add_new_function): New function.
5591 (generate_summary): Register hook.
5592 (propagate): Remove hook.
5594 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5596 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5597 * ipa-cp.c (ipcp_update_cloned_node): New function.
5598 (build_const_val): Handle functions correctly; bring type logic
5599 into sync with tree-inline.c
5600 (ipcp_init_stage): Take care of computing stuff needed by
5601 indirect inlining; update clones.
5602 (ipcp_generate_summary): Break out of ipcp_driver.
5603 (ipcp_driver): Do only execution and transformation.
5604 (pass_ipa_cp): Make IPA_PASS.
5605 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5607 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5608 ipcp, some info is already available.
5609 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5610 * tree-inline.c (remap_ssa_name): Unshare expression.
5612 2008-08-21 Richard Guenther <rguenther@suse.de>
5614 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5615 a PHI ask VN if it is already available.
5616 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5617 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5619 2008-08-21 Richard Guenther <rguenther@suse.de>
5622 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5623 makes sure to produce a result of the correct type.
5625 2008-08-21 Jan Hubicka <jh@suse.cz>
5626 Backport from LTO branch:
5628 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5629 Jan Hubicka <jh@suse.cz>
5632 (init_state, finish_state, set_function_state, generate_summary):
5634 (scan_stmt): Renamed from scan_function. Changed to keep state in
5635 local static vars rather than cgraph aux field.
5636 (propagate): Renamed from static_execute. Changed to keep state in
5637 local static vars rather than cgraph aux field.
5638 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5639 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5641 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5643 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5644 * ipa-reference.c (init_function_info, generate_summary,
5645 propagate): New functions.
5646 (analyze_function): Call init_function_info.
5647 (static_execute): Stripped into generate_summary and propagate.
5648 (pass_ipa_reference): Made into ipa_opt_pass.
5650 2008-08-21 Richard Guenther <rguenther@suse.de>
5652 PR tree-optimization/37181
5653 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5655 (extract_range_from_unary_expr): Likewise.
5657 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5659 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5661 * toplev.h (pedwarn_at): Likewise.
5662 * builtins.c: Update all calls to pedwarn.
5663 * c-lex.c: Likewise.
5664 * toplev.c: Likewise.
5665 * c-tree.h: Likewise.
5666 * c-decl.c: Likewise.
5667 * c-errors.c: Likewise.
5668 * c-typeck.c: Likewise.
5669 * c-common.c: Likewise.
5670 * c-parser.c: Likewise.
5672 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5675 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5676 with MODE_VECTOR_INT mode.
5678 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5681 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5682 initialized outside the current module.
5683 (warn_uninitialized_var): Ignore left-hand side when walking the
5684 trees. Ignore address expressions. Examine VUSE operands in gimple
5685 statements with a variable declaration on the right-hand side.
5687 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5690 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5692 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5695 * c-common.c (conversion_warning): Do not warn if applying bit-and
5696 operator to unsigned constant that fits in the target type.
5698 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5701 * c-common.c (conversion_warning): Do not warn for artificial
5704 2008-08-20 Richard Guenther <rguenther@suse.de>
5706 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5707 (extract_range_from_binary_expr): Fall back to constant propagation.
5708 (extract_range_from_unary_expr): Likewise.
5710 2008-08-20 Richard Guenther <rguenther@suse.de>
5712 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5713 with TREE_THIS_VOLATILE on shared nodes.
5714 (fold_stmt_r): Likewise.
5716 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5719 * c-parser.c (c_parser_attributes): For keywords use canonical
5720 spelling for attr_name.
5722 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5724 * value-prof.c (check_counter): Revert wrong call to error.
5726 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5728 * profile.c: Update calls to inform.
5729 * value-prof.c: Update calls to inform.
5731 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5733 * diagnostic.c (inform): Add an explicit location_t parameter.
5734 * toplev.h (inform): Update declaration.
5735 * builtins.c: Update all calls to inform.
5736 * c-common.c: Likewise.
5737 * c-decl.c: Likewise.
5738 * c-opts.c: Likewise.
5739 * c-pch.c: Likewise.
5740 * c-pragma.c: Likewise.
5741 * c-typeck.c: Likewise.
5742 * coverage.c: Likewise.
5744 * toplev.c: Likewise.
5745 * tree-cfg.c: Likewise.
5746 * tree-ssa.c: Likewise.
5748 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5751 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5752 V2DI mode, for SSE4.1, use movq instead of vector set if the
5753 second element is zero and inter-unit moves are OK.
5755 2008-08-20 Richard Guenther <rguenther@suse.de>
5757 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5758 properly handle conversion/copy chains after tuplification.
5760 2008-08-20 Richard Guenther <rguenther@suse.de>
5762 * passes.c (init_optimization_passes): Move the second
5763 forwprop pass before alias computation. Remove the second
5764 DCE pass. Remove the first dominator and phi copy/const
5767 2008-08-20 Nick Clifton <nickc@redhat.com>
5769 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5770 support of this feature. Do not assume that a sufficiently new
5771 assembler will support the feature regardless of the target type.
5772 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5773 * configure: Regenerate.
5775 2008-08-20 Richard Guenther <rguenther@suse.de>
5777 * tree-vrp.c (found_in_subgraph): Remove.
5778 (live): New global static.
5779 (live_on_edge): New function.
5780 (blocks_visited): Remove.
5781 (register_edge_assert_for_2): Use live_on_edge.
5782 (find_conditional_asserts): Remove code dealing with
5783 found_in_subgraph. Do not walk the CFG.
5784 (find_switch_asserts): Likewise.
5785 (find_assert_locations_1): Renamed from find_assert_locations.
5786 Move finding assert locations for conditional and switch
5787 statements first. Update live bitmap. Do not walk the CFG.
5788 (find_assert_locations): New function.
5789 (insert_range_assertions): Remove entry of CFG walk.
5790 Adjust call to find_assert_locations.
5791 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5792 that only can appear because of fake exit edges but assert we
5793 never try to insert on those.
5794 (fini_pre): Do not remove fake exit edges here...
5795 (execute_pre): ...but here, before committing edge inserts.
5797 2008-08-19 Richard Guenther <rguenther@suse.de>
5799 * passes.c (init_optimization_passes): Exchange store-ccp
5802 2008-08-19 Rafael EspÃndola <espindola@google.com>
5804 * varasm.c (weak_decls): Move earlier in the file.
5805 (assemble_external): Add weak decls to the weak_decls list.
5806 (declare_weak): Don't add decls to the weak_decls list.
5808 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5811 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5812 before (sse2_shufpd_<mode>).
5814 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5817 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5818 * tree.c (block_nonartificial_location): Likewise.
5820 2008-08-19 Richard Guenther <rguenther@suse.de>
5822 PR tree-optimization/35972
5823 PR tree-optimization/23094
5824 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5826 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5827 handle MISALIGNED_INDIRECT_REF.
5828 (get_ref_from_reference_ops): New helper.
5829 (vn_reference_lookup_pieces): Walk the use-def chain using the
5830 alias-oracle if requested.
5831 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5832 walking the use-def chain.
5833 (compute_avail): But not here.
5834 (create_component_ref_by_pieces_1): Properly handle
5835 MISALIGNED_INDIRECT_REF.
5836 (do_regular_insertion): Handle fully redundant
5837 expressions after PHI-translation also for SSA_NAME values, not
5838 only constants. Correctly use edoubleprime for that.
5840 2008-08-19 Ira Rosen <irar@il.ibm.com>
5842 * tree-vectorizer.c (supportable_widening_operation): Support
5843 multi-step conversion, return the number of steps in such conversion
5844 and the required intermediate types.
5845 (supportable_narrowing_operation): Likewise.
5846 * tree-vectorizer.h (vect_pow2): New function.
5847 (supportable_widening_operation): Change argument types.
5848 (supportable_narrowing_operation): Likewise.
5849 (vectorizable_type_promotion): Add an argument.
5850 (vectorizable_type_demotion): Likewise.
5851 * tree-vect-analyze.c (vect_analyze_operations): Call
5852 vectorizable_type_promotion and vectorizable_type_demotion with
5853 additional argument.
5854 (vect_get_and_check_slp_defs): Detect patterns.
5855 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5857 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5858 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5859 factor according to the smallest type in the loop.
5860 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5861 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5862 supportable_widening_operation with correct arguments.
5863 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5864 operands lists according to the number of vector statements in left
5865 or right node, if exists.
5866 (vect_gen_widened_results_half): Remove unused argument.
5867 (vectorizable_conversion): Call supportable_widening_operation,
5868 supportable_narrowing_operation, and vect_gen_widened_results_half
5869 with correct arguments.
5870 (vectorizable_assignment): Change documentation, support multiple
5872 (vectorizable_operation): Likewise.
5873 (vect_get_loop_based_defs): New function.
5874 (vect_create_vectorized_demotion_stmts): Likewise.
5875 (vectorizable_type_demotion): Support loop-aware SLP and general
5876 multi-step conversion. Call vect_get_loop_based_defs and
5877 vect_create_vectorized_demotion_stmts for transformation.
5878 (vect_create_vectorized_promotion_stmts): New function.
5879 (vectorizable_type_promotion): Support loop-aware SLP and general
5880 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5882 (vectorizable_store): Change documentation, support multiple
5884 (vectorizable_load): Likewise.
5885 (vect_transform_stmt): Pass SLP_NODE to
5886 vectorizable_type_promotion and vectorizable_type_demotion.
5887 (vect_schedule_slp_instance): Move here the calculation of number
5888 of vectorized statements for each node from...
5889 (vect_schedule_slp): ... here.
5890 (vect_transform_loop): Call vect_schedule_slp without the last
5893 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5896 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5897 to == in assert statement.
5898 (vectorizable_reduction): Fix typo.
5900 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5903 * value-prof.c (check_counter): Dereference pointer to overall
5904 count when printing it.
5906 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5908 * profile.h: Really add it.
5910 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5912 * mcf.c: Really add it.
5914 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5915 Vinodha Ramasamy <vinodha@google.com>
5917 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5919 * value-prof.c (check_counter): Fix the counter if
5920 flag_profile_correction is true.
5921 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5922 tree_mod_subtract_transform):
5923 Follow check_counter parameter change.
5924 * common.opt (fprofile-correction): New option.
5926 * profile.h: Likewise.
5927 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5928 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5929 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5931 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5932 flag_profile_correction is set.
5934 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5936 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5938 2008-08-18 Tomas Bily <tbily@suse.cz>
5940 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5941 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5943 * tree-data-ref.c (split_constant_offset_1): Likewise.
5944 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5945 * tree-sra.c (sra_walk_expr): Likewise.
5946 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5947 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5948 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5949 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5951 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5952 * tree-vect-transform.c (vectorizable_type_demotion)
5953 (vectorizable_type_promotion): Likewise.
5954 * tree-inline.c (expand_call_inline):
5955 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5956 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5957 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5958 * expr.c (expand_expr_real_1): Likewise.
5959 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5960 (gimple_assign_unary_useless_conversion_p): Likewise.
5961 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5962 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5963 * fold-const.c (fold_unary): Likewise.
5964 * tree.h (CONVERT_EXPR_P): Likewise.
5965 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5966 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5968 (register_edge_assert_for_2, extract_range_from_unary_expr)
5969 (register_edge_assert_for_1): Likewise.
5971 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5973 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5974 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5975 (enum real_value_const): Delete.
5976 (get_real_const): Delete.
5977 * real.c (get_real_const): Delete.
5978 (dconst_e_ptr): Define.
5979 (dconst_third_ptr): Define.
5980 (dconst_sqrt2_ptr): Define.
5981 * builtins.c: Update all callers.
5983 2008-08-18 Richard Guenther <rguenther@suse.de>
5985 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5986 statement iterator after statement removal.
5988 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5990 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5991 (detect_processor_freebsd): Likewise.
5992 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5994 2008-08-18 Richard Guenther <rguenther@suse.de>
5996 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5997 and loads have the correct types.
5999 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6002 * c-opts.c (cpp_opts): Remove static.
6003 * c-parser.c (cpp_opts): Declare it extern.
6004 (disable_extension_diagnostics): Handle cpp options.
6005 (enable_extension_diagnostics): Likewise.
6007 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6009 * diagnostics.c (permerror_at): Rename as permerror.
6010 (permerror): Delete.
6011 * toplev.h: Likewise.
6013 2008-08-18 Richard Guenther <rguenther@suse.de>
6015 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
6016 sdse1 and addressables2 passes. Replace dce1 with cddce1.
6017 Move call_cdce before build_alias. Move copyrename2,
6018 cunrolli and ccp2 beafore build_alias. Re-add addressable2
6019 right after final inlining.
6020 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
6021 (pass_build_cfg): But instead via TODO_dump_func.
6023 2008-08-18 Richard Guenther <rguenther@suse.de>
6025 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
6027 (scalarize_init): If we failed to generate some initializers
6028 do not generate zeros for not instantiated members. Instead
6029 rely on the copy out.
6030 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
6031 about missing flow-sensitive alias info only if we have
6034 2008-08-17 Nick Clifton <nickc@redhat.com>
6036 * doc/extend.texi (Function Attributes): Fix typo in description
6037 if hot function attribute.
6039 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
6040 Richard Sandiford <rdsandiford@googlemail.com>
6042 * doc/install.texi (--with-mips-plt): Document.
6043 * doc/invoke.texi (-mplt, -mno-plt): Document.
6044 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
6045 and handle ${with_mips_plt}.
6046 * config/mips/mips.opt (mplt): New option.
6047 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
6048 (TARGET_ABICALLS_PIC2): Likewise.
6049 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
6050 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
6051 (ASM_SPEC): Use !mabi=* instead of !mabi*.
6052 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
6053 to decide whether to output ".option picX" directives.
6054 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
6055 Pass -call_nonpic rather than -KPIC for -mplt.
6056 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
6057 on the command line. Also remove it when -mabi=64 is used without
6059 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
6060 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
6061 TARGET_ABICALLS_PIC0.
6062 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6064 (mips16_build_function_stub): Only output ".option pic" directives
6065 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6066 (mips16_build_call_stub): Fix comment and remove redundant
6067 ".set at"/"set .noat" directives.
6068 (mips_function_rodata_section): Use the default behaviour for
6069 TARGET_ABSOLUTE_ABICALLS.
6070 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6071 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6072 (mips_restore_gp): Do nothing if the current function doesn't use
6074 (mips_expand_prologue): Only save $gp if the current function uses it.
6075 Use a normal move for TARGET_ABICALLS_PIC0.
6076 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6078 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6080 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6081 of function when handling GLOBAL_POINTER_REGNUM.
6083 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6086 * common.opt (-fstack-check): Do not declare the variable here.
6087 (-fstack-check=): New option variant.
6088 * doc/invoke.texi (Code Gen Options): Document it.
6089 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6090 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6091 (STACK_CHECK_STATIC_BUILTIN): New macro.
6092 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6093 * opts.c: Include expr.h.
6094 (common_handle_option) <OPT_fold_stack_check_>: New case.
6095 <OPT_fstack_check>: Likewise.
6096 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6097 consistently in the test for variable-sized types. Adjust for
6098 new behaviour of flag_stack_check.
6099 * explow.c: Include except.h.
6100 (allocate_dynamic_stack_space): Do not take into account
6101 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6102 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6103 for variable-sized parameters. Treat all parameters whose size is
6104 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6105 stack checking is enabled.
6106 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6107 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6108 if generic stack checking is enabled.
6109 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6110 * reload1.c (reload): Likewise.
6111 * stmt.c (expand_decl): Assert that all automatic variables have
6112 fixed size at this point and remove dead code.
6113 * flags.h (stack_check_type): New enumeration type.
6114 (flag_stack_check): Declare.
6115 * toplev.c (flag_stack_check): New global variable.
6116 * Makefile.in (opts.o): Add dependency on EXPR_H.
6117 (explow.o): Add dependency on except.h.
6119 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6121 * config/avr/avr.c (avr_override_options): Reduce value of
6122 PARAM_INLINE_CALL_COST.
6124 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6126 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6127 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6128 lieu of TYPE_MODE (type) throughout.
6130 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6132 * config/arm/arm.c (add_minipool_backward_ref): Check for
6133 8-byte-aligned entries in second case of forcing insertion after a
6134 particular entry. Change third case to avoid inserting
6135 non-8-byte-aligned entries before 8-byte-aligned ones.
6137 2008-08-15 Richard Guenther <rguenther@suse.de>
6139 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6140 strip components for unknown size accesses.
6142 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6144 * config/s390/2097.md New file.
6145 * config/s390/s390.md ("z10prop" attribute): Define none,
6146 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6147 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6148 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6149 possible values and apply them to insns as appropriate.
6150 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6151 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6152 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6153 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6154 ("bfp" mode attribute): Removed. Every occurence replaced
6156 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6157 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6160 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6163 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6166 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6168 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6169 additional argument. Support reduction when duplication is needed due
6170 to data-types of different sizes in the loop.
6171 (get_initial_def_for_induction): Fix printout.
6172 (vect_get_vec_def_for_stmt_copy): Support case where the
6173 vec_stmt_for_operand is a phi node.
6174 (vectorizable_reduction): Support reduction when duplication is needed
6175 due to data-types of different sizes in the loop.
6176 (vectorizable_call): Remove restriction to not vectorize in case we
6177 have data-types of different sizes in the loop.
6178 (vectorizable_conversion): Likewise.
6179 (vectorizable_operation): Likewise.
6180 (vectorizable_type_demotion): Likewise.
6181 (vectorizable_type_promotion): Likewise.
6182 (vectorizable_induction): Add restriction to not vectorize in case
6183 we have data-types of different sizes in the loop.
6185 2008-08-14 Christophe Saout <christophe@saout.de>
6186 Uros Bizjak <ubizjak@gmail.com>
6189 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6190 (*vec_concatv2di_rex64_sse4_1): Ditto.
6191 (*vec_concatv2di_rex64_sse): Ditto.
6193 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6196 * fold-const.c (fold_widened_comparison): Do not allow
6197 sign changes that change the result even if shorter type
6198 is wider than arg1_unw's type.
6200 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6202 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6203 Skip if the multilib testing specifies -march that does not
6204 agree with the one specified in the testcase.
6206 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6208 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6209 zero extend SImode values being converted to TFmode before passing
6212 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6214 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6215 __PPU__ when targeting the Cell/B.E. PPU processor.
6217 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6219 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6220 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6221 Rematerialize the static chain, if any.
6222 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6225 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6227 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6228 (new_loc_descr): Likewise.
6229 (add_loc_descr): Likewise.
6230 (size_of_loc_descr): Likewise.
6231 (size_of_locs): Likewise.
6232 (output_loc_operands): Likewise.
6233 (output_loc_sequence): Likewise.
6234 (new_reg_loc_descr): New.
6235 (build_cfa_loc): Use it.
6236 (build_cfa_aligned_loc): Likewise.
6237 (one_reg_loc_descriptor): Likewise.
6238 (based_loc_descr): Likewise.
6240 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6243 * doc/invoke.texi (Wmain): Update.
6244 * c-decl.c (start_decl): warn_main is only 0 or 1.
6245 (start_function): Likewise. Fix formatting.
6246 (finish_function): Delete redundant warning.
6247 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6248 * c-opts (c_common_handle_option): -Wall only has effect if
6249 warn_main is uninitialized. OPT_Wmain is automatically
6250 handled. -pedantic also enables Wmain.
6251 (c_common_post_options): Handle all logic for Wmain here.
6252 * c-common.c (warn_main): Delete.
6253 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6254 * c-common.h (warn_main): Delete.
6256 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6259 * expr.c (emit_group_store): Allocate stack temp with the
6260 largest alignment when copying from register to stack.
6262 2008-08-13 Richard Guenther <rguenther@suse.de>
6264 * tree.h (maybe_fold_offset_to_address): Declare.
6265 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6266 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6267 Likewise for POINTER_PLUS_EXPR.
6268 (maybe_fold_offset_to_reference): Enable disabled code.
6269 (maybe_fold_offset_to_address): New function.
6270 (fold_stmt_r): Use it.
6271 (fold_gimple_assign): Likewise.
6272 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6273 (gimplify_expr): Likewise.
6275 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6277 * toplev.h (pedwarn_at): Fix declaration.
6279 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6281 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6282 LINK_SPEC): Use %R in -Y P argument.
6284 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6287 * diagnostic.c (pedwarn_at): New.
6288 * toplev.h (pedwarn_at): Declare.
6289 * c-tree.h (build_enumerator): Update declaration.
6290 * c-decl.c (finish_enum): Update comment.
6291 (build_enumerator): Take a location parameter. Give a pedwarn but do
6292 not perform any conversion.
6293 * c-parser.c (c_parser_enum_specifier): Set correct location for
6296 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6299 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6300 expressions except for conversions to signed:1 bitfields. Handle
6301 COND_EXPR with constant operands.
6303 2008-08-13 Richard Guenther <rguenther@suse.de>
6305 PR tree-optimization/15255
6306 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6307 (struct oecount_s): New struct and VEC types.
6309 (oecount_hash): New function.
6310 (oecount_eq): Likewise.
6311 (oecount_cmp): Likewise.
6312 (zero_one_operation): New function.
6313 (build_and_add_sum): Likewise.
6314 (undistribute_ops_list): Perform un-distribution of multiplication
6315 and division on the chain of summands.
6316 (should_break_up_subtract): Also break up subtracts for factors.
6317 (reassociate_bb): Delete dead visited statements.
6318 Call undistribute_ops_list. Re-sort and optimize if it did something.
6319 * passes.c (init_optimization_passes): Move DSE before
6321 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6324 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6326 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6328 * doc/invoke.texi: Revert unintended checkin.
6330 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6333 * gcc.c (include_spec_function): Tweak call to find_a_file.
6335 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6338 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6339 and TRUTH_ORIF_EXPR.
6340 * dojump.c (do_jump): Likewise.
6342 PR tree-optimization/37084
6343 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6344 if id->regimplify, don't assume stmt is a cast assignment.
6346 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6348 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6350 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6353 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6356 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6358 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6359 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6361 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6362 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6363 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6364 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6365 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6367 * doc/tm.texi (Storage Layout): Remove documentation for
6368 TARGET_FLOAT_FORMAT.
6370 * simplify-rtx.c (simplify_binary_operation_1): Replace
6371 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6373 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6375 * real.h (struct real_format): New member has_sign_dependent_rounding.
6376 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6377 spu_single_format, ieee_double_format, mips_double_format,
6378 motorola_double_format, ieee_extended_motorola_format,
6379 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6380 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6381 mips_extended_format, ieee_quad_format, mips_quad_format,
6382 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6383 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6385 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6386 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6387 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6388 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6389 (ROUND_TOWARDS_ZERO): Likewise.
6391 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6392 (FLOAT_MODE_FORMAT): New macro.
6393 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6394 (MODE_COMPOSITE_P): ... this new macro.
6395 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6396 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6397 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6399 * flags.h: Include "real.h".
6401 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6402 REAL_MODE_FORMAT_COMPOSITE_P.
6403 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6405 * doc/tm.texi (Storage Layout): Remove documentation of
6406 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6407 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6408 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6409 they only apply to libgcc2.a.
6411 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6413 * config/spu/float_disf.c: New file.
6414 * config/spu/float_unsdisf.c: New file.
6415 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6416 (LIB2FUNCS_EXCLUDE): Define.
6418 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6419 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6421 * real.h (struct real_format): New member round_towards_zero.
6422 * real.c (round_for_format): Respect fmt->round_towards_zero.
6423 (ieee_single_format, mips_single_format, motorola_single_format,
6424 spu_single_format, ieee_double_format, mips_double_format,
6425 motorola_double_format, ieee_extended_motorola_format,
6426 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6427 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6428 mips_extended_format, ieee_quad_format, mips_quad_format,
6429 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6430 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6432 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6433 real_format to choose rounding mode when calling MPFR functions.
6434 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6435 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6437 * real.h (real_to_decimal_for_mode): Add prototype.
6438 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6439 Respect target rounding mode when generating decimal representation.
6440 (real_to_decimal): New stub for backwards compatibility.
6441 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6442 real_to_decimal_for_mode instead of real_to_decimal.
6444 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6446 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6447 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6449 * real.c (spu_single_format): New variable.
6450 * real.h (spu_single_format): Declare.
6452 * config/spu/spu.c (spu_override_options): Install SFmode format.
6453 (spu_split_immediate): Use integer mode to operate on pieces of
6454 floating-point values in all cases.
6456 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6457 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6458 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6460 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6462 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6464 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6466 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6468 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6471 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6472 on the VAR_DECL instead of TYPE_READONLY on its type.
6474 2008-08-12 Ira Rosen <irar@il.ibm.com>
6476 * tree-vectorizer.c: Depend on langhooks.h.
6477 (supportable_widening_operation): Add two arguments. Support double
6479 (supportable_narrowing_operation): Likewise.
6480 * tree-vectorizer.h (supportable_widening_operation): Add two
6482 (supportable_narrowing_operation): Likewise.
6483 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6484 supportable_widening_operation with correct arguments.
6485 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6486 (vectorizable_type_demotion): Support double type conversions.
6487 (vectorizable_type_promotion): Likewise.
6488 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6490 2008-08-11 Michael Matz <matz@suse.de>
6492 * i386/i386.c (override_options): Move initialisation from
6493 flag_schedule_insns_after_reload to here from ...
6494 (optimization_options): ... here.
6496 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6498 PR rtl-optimization/36998
6499 * dwarf2out.c (compute_barrier_args_size_1,
6500 compute_barrier_args_size): Temporarily remove assertions.
6502 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6505 * tree-ssa.c (struct walk_data): Add new flag
6506 warn_possibly_uninitialized.
6507 (warn_uninitialized_var): Use it.
6508 (warn_uninitialized_vars): New.
6509 (execute_early_warn_uninitialized): Call it.
6510 (execute_late_warn_uninitialized): Likewise.
6512 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6515 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6518 2008-08-09 Jan Hubicka <jh@suse.cz>
6521 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6523 (expand_fix): Be prepared for expansion to fail.
6524 (expand_sfix_optab): Remove instructions if expansion failed.
6526 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6528 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6530 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6531 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6533 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6535 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6536 mips/t-libgcc-mips16 to tmake_file.
6537 * config/mips/mips-protos.h (mips_call_type): New enum.
6538 (mips_pic_base_register, mips_got_load): Declare.
6539 (mips_restore_gp): Take an rtx argument.
6540 (mips_use_pic_fn_addr_reg_p): Declare.
6541 (mips_expand_call): Replace the sibcall_p argument with
6542 a mips_call_type argument. Add a lazy_p parameter.
6543 (mips_split_call): Declare.
6544 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6545 (MIPS16_PIC_TEMP): Likewise.
6546 (reg_class): Delete M16_NA_REGS.
6547 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6548 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6549 (mips_split_hi_p): Declare.
6550 * config/mips/mips.c (mips_split_hi_p): New array.
6551 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6552 (mips_got_symbol_type_p): New function.
6553 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6554 (mips16_stub_function_p): New function.
6555 (mips16_local_function_p): Likewise.
6556 (mips_use_pic_fn_addr_reg_p): Likewise.
6557 (mips_cannot_force_const_mem): Return false for HIGHs.
6558 Extend CONST_INT and symbolic handling to MIPS16, using
6559 mips_symbol_insns to check that the base symbol type is a
6560 legitimate constant. Reject GOT-based constants if
6561 TARGET_MIPS16_PCREL_LOADS.
6562 (mips_const_insns): Check targetm.cannot_force_const_mem when
6563 decomposing a symbolic base and a large offset.
6564 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6565 When calling a function that needs $25 from MIPS16 code,
6566 move the target address into $25 separately and add a USE
6568 (mips16_gp_pseudo_reg): Insert the initializer immediately
6569 before the first real insn.
6570 (mips_pic_base_register, mips_got_load): New functions.
6571 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6572 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6573 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6574 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6575 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6576 also passing NULL_RTX rather than const0_rtx as the aux argument.
6577 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6578 instead of TARGET_EXPLICIT_RELOCS.
6579 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6580 (mips_load_call_address): Replace the sibcall_p argument with
6581 a mips_call_type argument. Use mips_got_load.
6582 (mips16_local_alias): New structure.
6583 (mips16_local_aliases): New variable.
6584 (mips16_local_aliases_hash): New function.
6585 (mips16_local_aliases_eq): Likewise.
6586 (mips16_local_alias): Likewise.
6587 (mips16_stub_function): Likewise.
6588 (mips16_build_function_stub): Create a local alias for the target
6589 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6590 .cpload directive and an R_MIPS_NONE relocation for the target
6591 function, then load the alias rather than the function itself.
6592 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6593 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6594 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6595 (mips16_build_call_stub): Replace the FN parameter with an
6596 FN_PTR parameter. Force the address into a register if it
6597 isn't a call_insn_operand; don't rely on the caller to do this.
6598 If a call to a locally-defined and locally-binding MIPS16
6599 function must be made indirectly, redirect the call to the
6600 function's local alias. Use mips16_stub_function_p,
6601 mips16_stub_function, mips_expand_call and use_reg.
6602 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6603 Use explicit %hi and %lo accesses where possible.
6604 Use MIPS_CALL to generate the correct code form of a
6605 jal instruction. Add clobbers of $18 instead of uses.
6606 Update the call to mips_emit_call_insn.
6607 (mips_expand_call): Replace the SIBCALL_P argument with a
6608 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6609 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6610 allowing it to modify the call address. Update the calls to
6611 mips_load_call_address and mips_emit_call_insn.
6612 (mips_split_call): New function.
6613 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6614 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6615 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6616 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6617 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6619 (mips_cprestore_slot): New function.
6620 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6621 and use mips_cprestore_slot.
6622 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6624 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6625 then use a copygp_mips16 instruction to set up $28.
6626 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6627 (mips16_lay_out_constants): Call split_all_insns_noflow.
6628 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6629 false if TARGET_MIPS16.
6630 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6631 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6632 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6633 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6634 MIPS16 code. Allow MIPS16 o32 PIC.
6635 (mips_override_options): Allow MIPS16 o32 PIC.
6636 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6637 after reload if TARGET_USE_GOT.
6638 (UNSPEC_COPYGP): New constant.
6639 (length): Use a default length of 8 for MIPS16 GOT loads.
6640 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6641 (*got_page<mode>): Check mips_split_hi_p.
6642 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6643 (unspec_got<mode>, unspec_call<mode>): New expanders.
6644 (load_got<mode>, load_call<mode>): Remove the length attributes.
6645 Use a got attribute instead of a type attribute.
6646 (copygp_mips16): New insn.
6647 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6648 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6649 (sibcall, sibcall_value, call, call_value): Update the calls
6650 to mips_expand_call.
6651 (call_internal, call_value_internal): Use mips_split_call.
6652 (call_value_multiple_internal): Likewise.
6653 (call_split): Move after call_internal (the insn it is split from).
6654 (call_internal_direct, call_value_internal_direct): Turn into
6655 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6656 (call_direct_split, call_value_direct_split): New patterns.
6657 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6658 and use M16_REGS instead of M16_NA_REGS.
6659 * config/mips/predicates.md (const_call_insn_operand): Replace
6660 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6661 mips_use_pic_fn_addr_reg_p check.
6662 (move_operand): Reject HIGHs if mips_split_hi_p.
6663 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6664 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6665 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6666 * config/mips/libgcc-mips16.ver: New file.
6667 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6668 $(srcdir)/config/mips/libgcc-mips16.ver.
6670 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6672 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6674 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6675 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6676 (mips16_cfun_returns_in_fpr_p): Likewise.
6678 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6680 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6681 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6682 rather than 4 to PC.
6684 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6686 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6687 (FUNCTION_PROFILER): Save the static chain pointer into $2
6688 beforehand and restore it aftewards.
6689 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6690 address directly into $25 and call the function through $25;
6691 do not clobber $3. Pad the DImode version to cover the space
6692 left by the deleted $25 <- $3 move.
6693 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6694 the removal of the $25 <- $3 move.
6695 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6696 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6698 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6699 Daniel Jacobowitz <dan@codesourcery.com>
6701 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6702 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6703 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6704 * config/mips/mips.c (mips_start_function_definition): New function.
6705 (mips_end_function_definition): Likewise.
6706 (mips_output_function_prologue): Use mips_start_function_definition.
6707 (mips_output_function_epilogue): Use mips_end_function_definition.
6708 (build_mips16_function_stub): Use mips_start_function_definition
6709 and mips_end_function_definition.
6710 (build_mips16_call_stub): Likewise.
6712 2008-08-09 Richard Guenther <rguenther@suse.de>
6714 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6715 * gimple.h (gimple_call_fn): Adjust comment.
6716 (gimple_call_set_fndecl): New function.
6717 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6718 longer having bare FUNCTION_DECL operand.
6719 (gimple_call_return_type): Likewise.
6720 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6722 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6723 (gimple_mod_pow2): Likewise.
6724 (gimple_mod_subtract): Likewise.
6725 (gimple_ic): Likewise.
6726 (gimple_stringop_fixed_value): Likewise.
6727 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6728 longer having bare FUNCTION_DECL operand.
6729 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6730 * omp-low.c (optimize_omp_library_calls): Likewise.
6731 * cgraphunit.c (update_call_expr): Likewise.
6732 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6733 (execute_convert_to_rsqrt): Likewise.
6734 * cfgexpand.c (gimple_to_tree): Simplify.
6735 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6736 bare FUNCTION_DECL operand.
6737 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6738 (convert_gimple_call): Use gimple_call_fndecl.
6739 * c-common.c (c_warn_unused_result): Likewise.
6741 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6744 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6745 (c_finish_return): Likewise.
6746 (c_start_case): Likewise.
6747 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6748 * c-parser.c (c_parser_condition): New. Call
6749 verify_sequence_points.
6750 (c_parser_paren_condition): Call c_parser_condition.
6751 (c_parser_for_statement): Call c_parser_condition.
6753 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6756 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6757 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6758 Moved from diagnostic.h
6759 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6761 (emit_diagnostic): New.
6762 (warning0, pedwarn0): Delete.
6763 (warning, warning_at, pedwarn, permerror): Return bool.
6764 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6765 Moved to diagnostic.c.
6766 (struct diagnostic_context): Use correct type for
6767 classify_diagnostic.
6768 (diagnostic_report_diagnostic): Update declaration.
6769 (emit_diagnostic): Declare.
6770 * errors.c (warning): Return bool.
6771 * errors.h (warning): Update declaration.
6772 * toplev.h (warning0, pedwarn0): Delete.
6773 (warning, warning_at, pedwarn, permerror): Return bool.
6774 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6775 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6776 inform. Update all calls.
6777 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6778 before giving informative note.
6779 (implicit_decl_warning): Likewise.
6780 * c-typeck.c (build_function_call): Likewise.
6781 * tree-sssa.c (warn_uninit): Likewise.
6782 * builtins.c (gimplify_va_arg_expr): Likewise.
6784 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6787 * doc/invoke.texi (-Wextra): Move warning from here...
6788 (-Wuninitialized): ... to here.
6790 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6793 * flags.h (set_Wunused): Delete
6794 * toplev.c (process_options): Handle Wunused flags here.
6795 * opts.c (maybe_warn_unused_parameter): Delete.
6796 (common_handle_option): Replace set_Wunused by warn_unused.
6797 (set_Wextra): Do not handle Wunused-parameter here.
6798 (set_Wunused): Delete.
6799 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6801 * common.opt (Wunused): Add Var and Init.
6802 (Wunused-function): Likewise.
6803 (Wunused-label): Likewise.
6804 (Wunused-parameter): Likewise.
6805 (Wunused-value): Likewise.
6806 (Wunused-variable): Likewise.
6808 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6810 * doc/invoke.texi: Add cpu_type power7.
6811 * config.in (HAVE_AS_VSX): New.
6812 * config.gcc: Add cpu_type power7.
6813 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6815 * configure: Regenerate.
6816 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6818 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6819 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6820 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6822 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6824 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6825 type to vectorize.builtin_conversion.
6826 (vectorizable_conversion): Likewise.
6827 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6828 integral type as input.
6829 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6831 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6832 and ALTIVEC_BUILTIN_VCTSXS.
6833 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6836 2008-08-08 Richard Guenther <rguenther@suse.de>
6838 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6839 (surely_varying_stmt_p): Calls are varying only if they are
6840 non-builtin and not indirect or have no result.
6841 (ccp_fold): Re-instantiate code before the tuples merge.
6843 2008-08-08 Richard Guenther <rguenther@suse.de>
6845 PR tree-optimization/37056
6846 * gimple.h (gimple_assign_rhs_class): New helper function.
6847 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6848 unary operations properly.
6850 2008-08-07 Jan Hubicka <jh@suse.cz>
6852 * i386.h (ix86_size_cost): Declare.
6853 (ix86_cur_cost): New function macro.
6854 * i386.md (peepholes expanding size and splitters): Predicate by
6855 optimize_insn_for_speed_p.
6856 (peepholes reduce size and splitters): Predicate by
6857 optimize_insn_for_size_p.
6858 * i386.c (ix86_size_cost): Rename from ...
6859 (size_cost): This one.
6860 (override_options): Update.
6861 (decide_alg): Likewise.
6862 (ix86_expand_clear): Use RTL profile.
6863 (ix86_pad_returns): Use RTL profile.
6865 2008-08-07 Jan Hubicka <jh@suse.cz>
6867 * recog.c (split_all_insns): Set RTL profile
6868 (peephole2_optimize): Likewise.
6869 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6870 * combine.c (combine_instructions): Likewise.
6872 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6874 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6876 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6878 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6879 value in a6 after the set_frame_ptr insn.
6881 2008-08-07 Richard Henderson <rth@redhat.com>
6884 * gcc.c (cpp_options): Pass along -g*.
6886 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6888 * config/arm/arm.c (output_move_neon): Update comment describing
6889 big-endian vector layout.
6890 (arm_assemble_integer): Do not handle big-endian NEON vectors
6892 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6893 neon_vget_lane<mode>_sext_internal,
6894 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6895 element indices for big-endian.
6897 2008-08-07 Richard Henderson <rth@redhat.com>
6899 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6900 * configure, config.in: Rebuild.
6901 * debug.h (dwarf2out_do_cfi_asm): Declare.
6902 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6903 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6904 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6905 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6907 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6909 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6910 movv2si_internal): Combine into mov<mode>_internal.
6911 (movv2si_internal_2): Remove.
6913 2008-08-07 Jan Hubicka <jh@suse.cz>
6916 * i386.md (single stringop patterns): Enable unconditionally.
6918 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6921 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6923 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6924 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6926 * config/i386/sse.md (sse2_movq128): New.
6928 * doc/extend.texi: Document __builtin_ia32_movq128.
6930 2008-08-07 Richard Guenther <rguenther@suse.de>
6933 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6934 pointers can access anything.
6936 2008-08-06 Jan Hubicka <jh@suse.cz>
6938 * optabs.c (emit_unop_insn): Break out to ...
6939 (maybe_emit_unop_insn): ... this one.
6940 (expand_sfix_optab): Use maybe variant.
6941 * optabs.h (maybe_emit_unop_insn): Declare.
6943 * i386.md (mov0 patterns): Enable by default.
6944 (FP conversion expanders): Disable expansion of code expanding
6945 sequences when instruction should be optimized for size.
6946 (single strinop patterns): Enable when optimizing for size.
6947 (string expanders): Disable expanding of code expanding sequences
6948 when optimizning instruction for size.
6949 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6951 (ix86_fp_comparison_sahf_cost): Likewise.
6952 (ix86_expand_branch): Likewise.
6953 (ix86_expand_ashl_const): Likewise.
6954 (ix86_split_ashl): Likewise.
6955 (ix86_expand_strlen): Likewise.
6956 (ix86_emit_fp_unordered_jump): Likewie.
6958 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6960 * c-common.c: Fix typo.
6961 (c_common_reswords): Activate more C++ keyword warnings.
6963 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6965 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6968 * diagnostic.c (permerror_at): New.
6969 * toplev.h (permerror_at): Declare.
6971 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6972 Ira Rosen <irar@il.ibm.com>
6974 * tree-vect-transform.c (vect_model_simple_cost): Return
6975 immediately if stmt is pure SLP.
6976 (vect_model_store_cost): Ditto.
6977 (vect_model_load_cost): Ditto.
6978 (vectorizable_store): Remove PURE_SLP check before call
6979 to vect_model_store_cost.
6980 (vect_model_store_cost): When checking whether stmt describe
6981 strided access, add a check that it is not slp_node.
6983 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6986 * c-common.c (warn_for_sign_compare): New. Handle separately the
6987 case that 'constant' is zero.
6988 * c-typeck.c (build_binary_op): Move code to c-common.c
6990 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6992 * config/alpha/alpha.c (alpha_preferred_reload_class,
6993 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6994 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6995 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6996 * config/arm/arm.md: Likewise.
6997 * config/avr/avr-protos.h (preferred_reload_class,
6998 test_hard_reg_class, avr_simplify_comparison_p,
6999 out_shift_with_cnt, class_max_nregs): Likewise.
7000 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
7001 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
7002 preferred_reload_class, test_hard_reg_class): Likewise.
7003 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
7004 bfin_memory_move_cost, bfin_secondary_reload,
7005 bfin_output_mi_thunk): Likewise.
7006 * config/crx/crx.c (crx_secondary_reload_class,
7007 crx_memory_move_cost): Likewise.
7008 * config/frv/frv-protos.h (frv_secondary_reload_class,
7009 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
7010 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
7011 frv_secondary_reload_class, frv_class_likely_spilled_p,
7012 frv_class_max_nregs): Likewise.
7013 * config/h8300/h8300.c (h8300_classify_operand,
7014 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
7016 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
7017 * config/ia64/ia64.c (ia64_preferred_reload_class,
7018 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
7019 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
7020 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
7022 * config/m68hc11/m68hc11.c (preferred_reload_class,
7023 m68hc11_memory_move_cost): Likewise.
7024 * config/mcore/mcore.c (mcore_secondary_reload_class,
7025 mcore_reload_class): Likewise.
7026 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
7027 mips_class_max_nregs, mips_cannot_change_mode_class,
7028 mips_preferred_reload_class, mips_secondary_reload_class,
7029 mips_output_mi_thunk): Likewise.
7030 * config/mmix/mmix.c (mmix_preferred_reload_class,
7031 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
7033 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7035 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
7036 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
7037 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7038 * config/rs6000/rs6000.c (paired_expand_vector_init,
7039 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
7040 compare_section_name, rs6000_memory_move_cost): Likewise.
7041 * config/s390/s390.c (s390_emit_compare_and_swap,
7042 s390_preferred_reload_class, s390_secondary_reload,
7043 legitimize_pic_address, legitimize_tls_address,
7044 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
7045 s390_class_max_nregs): Likewise.
7046 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7047 * config/s390/s390.md: Likewise.
7048 * config/score/score-protos.h (score_secondary_reload_class,
7049 score_preferred_reload_class): Likewise.
7050 * config/score/score.c (score_preferred_reload_class,
7051 score_secondary_reload_class): Likewise.
7052 * config/score/score3.c (score3_output_mi_thunk,
7053 score3_preferred_reload_class, score3_secondary_reload_class,
7054 score3_hard_regno_mode_ok): Likewise.
7055 * config/score/score3.h (score3_preferred_reload_class,
7056 score3_secondary_reload_class): Likewise.
7057 * config/score/score7.c (score7_output_mi_thunk,
7058 score7_preferred_reload_class, score7_secondary_reload_class,
7059 score7_hard_regno_mode_ok): Likewise.
7060 * config/score/score7.h (score7_preferred_reload_class,
7061 score7_secondary_reload_class): Likewise.
7062 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7063 output_branchy_insn, add_constant, gen_block_redirect,
7064 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7065 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7066 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7067 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7068 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7069 xstormy16_preferred_reload_class): Likewise.
7070 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7071 xtensa_expand_atomic, override_options,
7072 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7074 * reorg.c (try_merge_delay_insns): Likewise.
7075 * tree.c (merge_dllimport_decl_attributes): Likewise.
7077 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7079 2008-08-06 Michael Matz <matz@suse.de>
7081 * Makefile.in (write_entries_to_file): Quote words.
7082 * gengtype.c: (read_input_line): Skip over leading white-space.
7084 2008-08-06 Marc Gauthier <marc@tensilica.com>
7086 * config.gcc: Match more processor names for Xtensa.
7087 * configure.ac: Likewise.
7088 * doc/install.texi (Specific): Likewise.
7089 * configure: Regenerate.
7091 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7093 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7094 * calls.c (avoid_likely_spilled_reg): Likewise.
7095 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7096 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7097 * config/i386/i386.c (ix86_expand_special_args_builtin,
7098 ix86_secondary_reload): Likewise.
7099 * except.c (struct eh_region, gen_eh_region_catch,
7100 remove_unreachable_regions, duplicate_eh_regions,
7101 assign_filter_values, build_post_landing_pads,
7102 sjlj_find_directly_reachable_regions, remove_eh_handler,
7103 reachable_next_level, foreach_reachable_handler,
7104 can_throw_internal_1, can_throw_external_1,
7105 collect_one_action_chain): Likewise.
7106 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7107 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7108 * function.c (update_temp_slot_address, instantiate_new_reg,
7109 instantiate_virtual_regs_in_rtx,
7110 instantiate_virtual_regs_in_insn): Likewise.
7111 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7112 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7113 gimplify_cleanup_point_expr): Likewise.
7114 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7115 * passes.c (next_pass_1): Likewise.
7116 * print-tree.c (print_node_brief, print_node): Likewise.
7117 * profile.c (branch_prob): Likewise.
7118 * tree-dump.c (dump_register): Likewise.
7119 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7121 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7122 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7123 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7124 copy_arguments_for_versioning, copy_static_chain): Likewise.
7125 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7126 add_new_name_mapping, register_new_name_mapping): Likewise.
7127 * tree-mudflap.c (mf_xform_derefs): Likewise.
7128 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7129 get_init_expr, combine_chains): Likewise.
7130 * tree-pretty-print.c (dump_generic_node): Likewise.
7131 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7132 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7133 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7134 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7136 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7139 * calls.c (expand_call): Use the biggest preferred stack
7142 2008-08-06 Michael Matz <matz@suse.de>
7145 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7146 for reused reload, instead of overwriting them.
7148 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7151 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7152 for incoming stack boundary.
7154 * function.c (assign_parm_find_entry_rtl): Update
7155 parm_stack_boundary.
7157 * function.h (rtl_data): Add parm_stack_boundary.
7159 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7160 parm_stack_boundary for incoming stack boundary.
7162 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7164 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7165 for unrepresentable subregs or treat them as equal to other regs
7166 or subregs with the same register number.
7168 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7171 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7174 2008-08-06 Jan Hubicka <jh@suse.cz>
7176 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7177 frequencies might be hot.
7179 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7181 * reload.c (find_reloads): Force constants into literal pool
7182 also if they are wrapped in a SUBREG.
7184 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7187 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7188 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7189 Don't allow predicated instructions for data speculation.
7190 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7193 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7195 * haifa-sched.c (extend_global): Split to extend_global_data and
7196 extend_region_data. Update all uses.
7197 (extend_all): Rename to extend_block_data.
7199 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7201 * sched-rgn.c (new_ready): Check if instruction can be
7202 speculatively scheduled before attempting speculation.
7203 (debug_rgn_dependencies): Remove wrongful assert.
7205 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7207 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7209 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7211 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7212 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7213 va_size, and type_size.
7215 2008-08-04 Jason Merrill <jason@redhat.com>
7218 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7219 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7221 2008-08-05 Richard Henderson <rth@redhat.com>
7223 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7224 * configure: Rebuild.
7226 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7229 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7230 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7233 2008-08-05 Richard Henderson <rth@redhat.com>
7235 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7236 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7237 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7238 * common.opt (fdwarf2-cfi-asm): New.
7239 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7240 * config.in, configure: Rebuild.
7241 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7242 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7244 (dw2_force_const_mem): Externalize.
7245 * dwarf2asm.h: Update.
7246 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7247 generate a real label.
7248 (output_cfi_directive): New.
7249 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7250 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7251 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7253 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7254 (output_loc_operands_raw, output_loc_sequence_raw): New.
7255 (output_cfa_loc_raw): New.
7257 2008-08-05 Paul Brook <paul@codesourcery.com>
7259 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7260 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7261 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7262 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7263 * config/arm/arm.h (TARGET_VFPD32): Define.
7264 (TARGET_VFP3): Use TARGET_VFPD32.
7265 (fputype): Add FPUTYPE_VFP3D16.
7266 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7267 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7268 * config/arm/arm-cores.def: Add cortex-r4f.
7269 * config/arm/arm-tune.md: Regenerate.
7271 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7273 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7274 Reword some comments throughout the file.
7276 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7277 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7278 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7279 MFC_MIN_DMA_LIST_ELEMENTS.
7280 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7281 MFC_MAX_DMA_LIST_ELEMENTS.
7283 (MFC_START_ENABLE): Remove PPU-only define.
7284 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7285 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7287 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7288 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7289 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7290 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7291 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7292 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7293 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7295 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7296 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7297 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7298 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7300 (spu_read_machine_status): Fix typo.
7302 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7304 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7305 SUBREG of multi-word hard register.
7306 * config/spu/spu.c (valid_subreg): Likewise.
7307 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7309 2008-08-04 Richard Guenther <rguenther@suse.de>
7311 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7312 the candidate with the stripped base if that base is different
7313 from the original base even for offset zero.
7315 2008-08-04 Richard Guenther <rguenther@suse.de>
7318 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7319 check for no_overflow.
7321 2008-08-04 Richard Guenther <rguenther@suse.de>
7323 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7325 2008-08-04 Paul Brook <paul@codesourcery.com>
7327 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7328 (arm_order_regs_for_local_alloc): New function.
7329 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7331 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7333 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7336 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7337 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7338 (ix86_expand_epilogue): Likewise.
7340 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7342 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7345 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7347 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7348 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7349 (*movv2sf_internal_rex64): Ditto.
7351 2008-08-03 Jan Hubicka <jh@suse.cz>
7353 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7354 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7355 * expmed.c (expand_smod_pow2): Likewise.
7357 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7360 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7361 alternative 0 of operand 1.
7362 (*vec_concatv2di_rex64_sse): Ditto.
7363 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7365 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7366 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7367 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7368 (*movv2sf_internal_rex64): Ditto.
7370 2008-08-02 Richard Guenther <rguenther@suse.de>
7373 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7374 (ssedoublesizemode): New mode attribute.
7375 (sse_shufps): Call gen_sse_shufps_v4sf.
7376 (sse_shufps_1): Macroize.
7377 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7378 (sse2_shufpd_1): Macroize.
7379 (vec_extract_odd, vec_extract_even): New expanders.
7380 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7381 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7382 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7383 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7384 (ix86_expand_vector_set): Likewise.
7385 (ix86_expand_reduc_v4sf): Likewise.
7387 2008-08-01 Doug Kwan <dougkwan@google.com>
7389 * matrix-reorg.c: Re-enable all code.
7390 (struct malloc_call_data): Change CALL_STMT to gimple type.
7391 (collect_data_for_malloc_call): Tuplify.
7392 (struct access_site_info): Change STMT to gimple type.
7393 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7394 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7395 (struct free_info): Change STMT to gimple type.
7396 (struct matrix_access_phi_node): Change PHI to gimple type.
7397 (get_inner_of_cast_expr): Remove.
7398 (may_flatten_matrices_1): Tuplify.
7399 (may_flatten_matrices): Ditto.
7400 (mark_min_matrix_escape_level): Ditto.
7401 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7402 (ssa_accessed_in_call_rhs): New
7403 (ssa_accessed_in_assign_rhs): New
7404 (record_access_alloc_site_info): Tuplify.
7405 (add_allocation_site): Ditto.
7406 (analyze_matrix_allocation_site): Ditto.
7407 (analyze_transpose): Ditto.
7408 (get_index_from_offset): Ditto.
7409 (update_type_size): Ditto.
7410 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7411 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7412 (analyze_accesses_for_phi_node): Tuplify.
7413 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7414 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7415 (analyze_matrix_accesses): Tuplify.
7416 (check_var_data): New call-back type for check_var_notmodified_p.
7417 (check_var_notmodified_p): Tuplify and use call-back struct to
7418 return statement found.
7419 (can_calculate_expr_before_stmt): Factor out statement related code
7421 (can_calculate_stmt_before_stmt): New.
7422 (check_allocation_function): Tuplify.
7423 (find_sites_in_func): Ditto.
7424 (record_all_accesses_in_func): Ditto.
7425 (transform_access_sites): Ditto.
7426 (transform_allocation_sites): Ditto.
7427 (matrix_reorg): Re-enable.
7428 (gate_matrix_reorg): Re-enable.
7430 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7432 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7433 for labels for which it hasn't been set yet. If it has been set,
7434 stop walking insns and continue with next worklist item.
7435 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7436 if the only BARRIER is at the very end of a function.
7438 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7440 * cfgexpand.c (expand_stack_alignment): Assert that
7441 stack_realign_drap and drap_rtx must match.
7443 * function.c (instantiate_new_reg): If DRAP is used to realign
7444 stack, replace virtual_incoming_args_rtx with internal arg
7447 2008-08-01 Richard Guenther <rguenther@suse.de>
7449 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7450 loop information only if we initialized it.
7451 (execute_pre): Call fini_pre with in_fre.
7452 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7453 if we do not unroll because we hit max-completely-peeled-insns.
7454 Use our estimation for consistency, do allow shrinking.
7456 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7458 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7459 with MIN_STACK_BOUNDARY.
7460 (ix86_update_stack_boundary): Likewise.
7461 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7464 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7465 (MIN_STACK_BOUNDARY): This.
7467 2008-08-01 Richard Guenther <rguenther@suse.de>
7470 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7472 2008-08-01 Richard Guenther <rguenther@suse.de>
7474 PR tree-optimization/36988
7475 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7476 do not matter if that doesn't change volatile qualification.
7478 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7480 * configure.ac: Do not generate libada-mk. Do not subst
7482 * libada-mk.in: Remove.
7483 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7484 * configure: Regenerate.
7486 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7488 * tree-pass.h: Added comment about not dumping passes with name
7489 starting with star in struct opt_pass.
7490 * passes.c (register_dump_files_1): Don't do dump for a pass with
7491 name starting with star.
7492 * doc/passes.texi (Pass manager): Mention pass names and special
7493 meaning of star prefix to avoid dump.
7495 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7497 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7499 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7500 (ISA_MIPS64R2): New macro.
7501 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7502 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7503 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7504 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7505 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7506 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7507 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7508 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7509 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7510 Move up to keep list alphabetically sorted.
7511 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7512 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7514 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7515 (-march=@var{arch}): Add mips64r2.
7517 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7519 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7521 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7523 * expr.c (expand_assignment): Check for complete type.
7525 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7528 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7530 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7531 for stack alignment.
7533 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7535 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7537 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7538 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7540 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7542 PR rtl-optimization/36419
7543 * dwarf2out.c (barrier_args_size): New variable.
7544 (compute_barrier_args_size, compute_barrier_args_size_1): New
7546 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7547 if not called yet in the current function, use barrier_args_size
7548 array to find the new args_size value.
7549 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7551 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7554 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7557 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7560 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7561 (dwarf2out_stack_adjust): Use it.
7562 (dwarf2out_frame_debug_expr): Likewise.
7564 2008-07-31 Richard Guenther <rguenther@suse.de>
7566 PR tree-optimization/36978
7567 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7568 the generated condition.
7570 2008-07-31 Richard Guenther <rguenther@suse.de>
7572 * passes.c (init_optimization_passes): Always call
7573 pass_early_warn_uninitialized.
7574 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7575 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7576 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7578 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7581 * builtins.c (maybe_emit_free_warning): New function.
7582 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7583 maybe_emit_free_warning for BUILT_IN_FREE.
7586 * dwarf2out.c (get_context_die): New function.
7587 (force_decl_die, force_type_die): Use it.
7588 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7589 returns NULL, force generation of DW_TAG_typedef and put that into
7592 PR preprocessor/36649
7593 * c-pch.c (c_common_read_pch): Save and restore
7594 line_table->trace_includes across PCH restore.
7596 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7599 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7601 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7604 * final.c (call_from_call_insn): Handle COND_EXEC.
7606 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7608 * builtins.c (std_gimplify_va_arg_expr): Replace
7609 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7610 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7612 2008-07-30 Joey Ye <joey.ye@intel.com>
7613 H.J. Lu <hongjiu.lu@intel.com>
7615 * builtins.c (expand_builtin_setjmp_receiver): Replace
7616 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7617 (expand_builtin_apply_args_1): Likewise.
7618 (expand_builtin_longjmp): Need DRAP for stack alignment.
7619 (expand_builtin_apply): Likewise.
7621 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7622 instead of assign_stack_local to allow alignment reduction.
7624 * calls.c (emit_call_1): Need DRAP for stack alignment if
7626 (expand_call): Replace virtual_incoming_args_rtx with
7627 crtl->args.internal_arg_pointer.
7628 * stmt.c (expand_nl_goto_receiver): Likewise.
7630 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7631 alignment and store to stack_alignment_estimated and
7632 max_used_stack_slot_alignment.
7633 (expand_one_var): Likewise.
7634 (expand_stack_alignment): New function.
7635 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7636 and stack_alignment_estimated fields in rtl_data. Call
7637 expand_stack_alignment at end.
7639 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7640 (MAX_STACK_ALIGNMENT): Likewise.
7641 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7642 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7644 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7645 stack alignment when generating virtual registers.
7647 * function.c (assign_stack_local): Renamed to ...
7648 (assign_stack_local_1): This. Add a parameter to indicate
7649 if it is OK to reduce alignment.
7650 (assign_stack_local): Use it.
7651 (instantiate_new_reg): Instantiate virtual incoming args rtx
7652 to vDRAP if stack realignment and DRAP is needed.
7653 (assign_parms): Collect parameter/return type alignment and
7654 contribute to stack_alignment_estimated.
7655 (locate_and_pad_parm): Likewise.
7656 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7657 with crtl->args.internal_arg_pointer.
7659 * function.h (rtl_data): Add new field drap_reg,
7660 max_used_stack_slot_alignment, stack_alignment_estimated,
7661 stack_realign_needed, need_drap, stack_realign_processed and
7662 stack_realign_finalized.
7663 (stack_realign_fp): New macro.
7664 (stack_realign_drap): Likewise.
7666 * global.c (compute_regsets): Frame pointer is needed when
7667 stack is realigned. Can eliminate frame pointer when stack is
7668 realigned and dynamic realigned argument pointer isn't used.
7670 * reload1.c (update_eliminables): Frame pointer is needed
7671 when stack is realigned.
7672 (init_elim_table): Can eliminate frame pointer when stack is
7673 realigned and dynamic realigned argument pointer isn't used.
7675 * rtl.h (assign_stack_local_1): Declare new funtion.
7677 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7678 (TARGET_GET_DRAP_RTX): Likewise.
7679 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7680 TARGET_GET_DRAP_RTX.
7682 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7684 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7685 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7687 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7688 H.J. Lu <hongjiu.lu@intel.com>
7690 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7691 vdrap_reg, stack_realign and drap_reg_saved.
7692 (add_cfi): Don't allow redefining CFA when DRAP is used.
7693 (reg_save): Handle stack alignment.
7694 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7695 alignment. Don't generate DWARF information for (set fp sp)
7697 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7699 (int_loc_descriptor): Move prototype forward. Also define if
7700 DWARF2_UNWIND_INFO is true.
7701 (output_cfa_loc): Handle DW_CFA_expression.
7702 (build_cfa_aligned_loc): New.
7703 (based_loc_descr): Update assert for stack realign. For local
7704 variables, use sp+offset when stack is aligned without drap and
7705 fp+offset when stack is aligned with drap. For arguments, use
7706 cfa+offset when drap is used to align stack.
7708 2008-07-30 Joey Ye <joey.ye@intel.com>
7709 H.J. Lu <hongjiu.lu@intel.com>
7711 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7713 (ix86_gen_andsp): New.
7714 (ix86_user_incoming_stack_boundary): Likewise.
7715 (ix86_default_incoming_stack_boundary): Likewise.
7716 (ix86_incoming_stack_boundary): Likewise.
7717 (ix86_can_eliminate): Likewise.
7718 (find_drap_reg): Likewise.
7719 (ix86_update_stack_boundary): Likewise.
7720 (ix86_get_drap_rtx): Likewise.
7721 (ix86_finalize_stack_realign_flags): Likewise.
7722 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7723 (TARGET_GET_DRAP_RTX): Likewise.
7724 (override_options): Overide option value for new options.
7725 (ix86_function_ok_for_sibcall): Remove check for
7726 force_align_arg_pointer.
7727 (ix86_handle_cconv_attribute): Likewise.
7728 (ix86_function_regparm): Likewise.
7729 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7730 (ix86_va_start): Replace virtual_incoming_args_rtx with
7731 crtl->args.internal_arg_pointer.
7732 (ix86_select_alt_pic_regnum): Check DRAP register.
7733 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7734 (ix86_compute_frame_layout): Compute frame layout wrt stack
7736 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7737 (ix86_expand_prologue): Decide if stack realignment is needed
7738 and generate prologue code accordingly.
7739 (ix86_expand_epilogue): Generate epilogue code wrt stack
7740 realignment is really needed or not.
7742 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7743 (ABI_STACK_BOUNDARY): Likewise.
7744 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7745 (STACK_REALIGN_DEFAULT): Likewise.
7746 (INCOMING_STACK_BOUNDARY): Likewise.
7747 (MAX_STACK_ALIGNMENT): Likewise.
7748 (ix86_incoming_stack_boundary): Likewise.
7749 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7750 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7751 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7752 (machine_function): Remove force_align_arg_pointer.
7754 * config/i386/i386.md (BX_REG): New.
7755 (R13_REG): Likewise.
7757 * config/i386/i386.opt (mforce_drap): New.
7758 (mincoming-stack-boundary): Likewise.
7759 (mstackrealign): Add Init(-1).
7761 * config/i386/i386-protos.h (ix86_can_eliminate): New
7763 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7765 * doc/extend.texi: Update force_align_arg_pointer.
7767 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7770 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7771 (INCOMING_STACK_BOUNDARY): Likewise.
7772 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7773 (TARGET_GET_DRAP_RTX): Likewise.
7775 2008-07-30 Andreas Schwab <schwab@suse.de>
7777 PR rtl-optimization/36929
7778 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7779 add_insn_before and fix argument order.
7780 (replace_inc_dec_mem): Handle NULL rtx.
7782 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7784 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7786 (arm_compute_initial_elimination_offset): Use it.
7787 (arm_compute_save_reg_mask): Include static chain save slot when
7788 calculating alignment.
7789 (arm_get_frame_offsets): Ditto.
7790 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7791 that we can use to decrement the stack when the stack decrement
7792 could be too big for an immediate value in a single insn.
7793 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7795 2008-07-30 Richard Guenther <rguenther@suse.de>
7797 PR tree-optimization/36967
7798 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7799 Release defs of statements we remove.
7801 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7803 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7804 instead of NULL_RTVEC.
7806 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7810 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7813 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7815 * final.c (call_from_call_insn): New.
7816 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7818 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7820 * configure.ac: Substitute ADA_CFLAGS.
7821 * configure: Regenerate.
7822 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7823 * Makefile.in: Remove mention of X_* variables.
7824 * config/pa/x-ada-hpux10: Remove.
7825 * config/pa/x-ada: Remove.
7827 * doc/fragments.texi: Update.
7829 2008-07-30 Olivier Hainque <hainque@adacore.com>
7831 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7832 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7833 __dso_handle explicitly here.
7835 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7838 * c-typeck.c (build_binary_op): Encapsulate code into...
7839 * c-common.c (shorten_binary_op): ...this new function.
7840 (conversion_warning): Use the new function. Handle non-negative
7841 constant in bitwise-and.
7842 * c-common.h (shorten_binary_op): Declare.
7844 2008-07-30 Olivier Hainque <hainque@adacore.com>
7846 * scan.c (make_sstring_space): Add explicit conversions of
7847 allocator's return value.
7848 * fix-header.c (recognized_function): Likewise.
7850 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7852 * doc/cpp.texi: Update to GFDL 1.2.
7853 * doc/gcc.texi: Do not list GPL as Invariant Section.
7854 * doc/gccint.texi: Likewise. Update copyright years.
7855 * doc/install.texi: Update copyright years.
7857 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7860 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7861 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7863 2008-07-29 Jan Hubicka <jh@suse.cz>
7865 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7866 (grokdeclarator): Likewise.
7867 * langhooks.c (lhd_warn_unused_global_decl): Use
7868 DECL_DECLARED_INLINE_P.
7869 * print-tree.c (print_node): Remove DECL_INLINE check.
7871 2008-07-29 Richard Guenther <rguenther@suse.de>
7873 PR tree-optimization/36945
7874 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7875 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7876 Record invariant addresses un-decomposed.
7877 (copy_reference_ops_from_call): Record reference call
7878 arguments properly. Simplify.
7879 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7880 helper split out from ...
7881 (create_component_ref_by_pieces): ... here. Simplify.
7882 Prepare for recursive invocation for call arguments.
7883 (create_expression_by_pieces): Adjust call to
7884 create_component_ref_by_pieces.
7885 (compute_avail): Process operand 2 of reference ops.
7887 2008-07-29 Richard Guenther <rguenther@suse.de>
7889 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7891 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7893 * c-format.c (check_format_types): Revert unwanted checkin.
7895 2008-07-29 Jan Hubicka <jh@suse.cz>
7897 * flags.h (flag_really_no_inline): Remove.
7898 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7899 * toplev.c (flag_really_no_inline): Remove.
7900 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7901 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7902 (cgraph_decide_inlining_incrementally): Likewise.
7903 (compute_inline_parameters): Likewise.
7904 * opts.c (decode_options): Simplify.
7905 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7906 * common.opt (finline): Initialize to 1.
7907 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7909 2008-07-29 Jan Hubicka <jh@suse.cz>
7911 * predict.c (always_optimize_for_size_p): New function.
7912 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7913 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7914 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7916 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7917 * function.c (prepare_function_start): Set default profile.
7918 * function.h (rtl_data): Add maybe_hot_insn_p.
7919 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7920 (construct_exit_block): Likewise.
7921 (tree_expand_cfg): Likewise.
7923 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7924 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7925 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7926 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7929 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7932 * c-decl.c (merge_decls): Merge USED flags.
7934 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7936 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7937 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7938 next_stack, lab_false and lab_over trees.
7940 2008-07-28 Richard Guenther <rguenther@suse.de>
7942 PR tree-optimization/36957
7943 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7944 (useless_type_conversion_p): Remove.
7945 (types_compatible_p): Remove.
7946 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7947 (useless_type_conversion_p): Declare.
7948 (types_compatible_p): Declare.
7949 (gimple_expr_type): Return the base type only if it is
7950 trivially convertible to the subtype.
7952 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7954 * configure.ac: Use the m4_do macro to concatenate the warnings into
7955 one string in ACX_PROG_CC_WARNING_OPTS,
7956 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7957 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7958 * configure: Regenerate.
7960 2008-07-28 Richard Guenther <rguenther@suse.de>
7962 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7963 (insert_fake_stores): Remove.
7964 (realify_fake_stores): Likewise.
7965 (execute_pre): Remove dead code.
7966 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7967 (find_func_aliases): Deal with it here instead.
7968 Re-enable gcc_unreachable call.
7970 2008-07-28 Richard Guenther <rguenther@suse.de>
7972 Merge from gimple-tuples-branch.
7974 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7975 * gimple.def: New file.
7976 * gsstruct.def: Likewise.
7977 * gimple-iterator.c: Likewise.
7978 * gimple-pretty-print.c: Likewise.
7979 * tree-gimple.c: Removed. Merged into ...
7980 * gimple.c: ... here. New file.
7981 * tree-gimple.h: Removed. Merged into ...
7982 * gimple.h: ... here. New file.
7984 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7985 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7986 --enable-checking=gimple flag.
7987 * config.in: Likewise.
7988 * configure: Regenerated.
7990 * tree-ssa-operands.h: Tuplified.
7991 * tree-vrp.c: Likewise.
7992 * tree-loop-linear.c: Likewise.
7993 * tree-into-ssa.c: Likewise.
7994 * tree-ssa-loop-im.c: Likewise.
7995 * tree-dump.c: Likewise.
7996 * tree-complex.c: Likewise.
7997 * cgraphbuild.c: Likewise.
7998 * tree-ssa-threadupdate.c: Likewise.
7999 * tree-ssa-loop-niter.c: Likewise.
8000 * tree-pretty-print.c: Likewise.
8001 * tracer.c: Likewise.
8002 * gengtype.c: Likewise.
8003 * tree-loop-distribution.c: Likewise.
8004 * tree-ssa-loop-unswitch.c: Likewise.
8005 * cgraph.c: Likewise.
8006 * cgraph.h: Likewise.
8007 * tree-ssa-loop-manip.c: Likewise.
8008 * value-prof.c: Likewise.
8009 * tree-ssa-loop-ch.c: Likewise.
8010 * tree-tailcall.c: Likewise.
8011 * value-prof.h: Likewise.
8014 * tree-pass.h: Likewise.
8015 * ipa-cp.c: Likewise.
8016 * tree-scalar-evolution.c: Likewise.
8017 * tree-scalar-evolution.h: Likewise.
8018 * target.h: Likewise.
8019 * lambda-mat.c: Likewise.
8020 * tree-phinodes.c: Likewise.
8021 * diagnostic.h: Likewise.
8022 * builtins.c: Likewise.
8023 * tree-ssa-alias-warnings.c: Likewise.
8024 * cfghooks.c: Likewise.
8025 * fold-const.c: Likewise.
8026 * cfghooks.h: Likewise.
8027 * omp-low.c: Likewise.
8028 * tree-ssa-dse.c: Likewise.
8029 * ipa-reference.c: Likewise.
8030 * tree-ssa-uncprop.c: Likewise.
8031 * toplev.c: Likewise.
8032 * tree-gimple.c: Likewise.
8033 * tree-gimple.h: Likewise.
8034 * tree-chrec.c: Likewise.
8035 * tree-chrec.h: Likewise.
8036 * tree-ssa-sccvn.c: Likewise.
8037 * tree-ssa-sccvn.h: Likewise.
8038 * cgraphunit.c: Likewise.
8039 * tree-ssa-copyrename.c: Likewise.
8040 * tree-ssa-ccp.c: Likewise.
8041 * tree-ssa-loop-ivopts.c: Likewise.
8042 * tree-nomudflap.c: Likewise.
8043 * tree-call-cdce.c: Likewise.
8044 * ipa-pure-const.c: Likewise.
8045 * c-format.c: Likewise.
8046 * tree-stdarg.c: Likewise.
8047 * tree-ssa-math-opts.c: Likewise.
8048 * tree-ssa-dom.c: Likewise.
8049 * tree-nrv.c: Likewise.
8050 * tree-ssa-propagate.c: Likewise.
8051 * ipa-utils.c: Likewise.
8052 * tree-ssa-propagate.h: Likewise.
8053 * tree-ssa-alias.c: Likewise.
8054 * gimple-low.c: Likewise.
8055 * tree-ssa-sink.c: Likewise.
8056 * ipa-inline.c: Likewise.
8057 * c-semantics.c: Likewise.
8058 * dwarf2out.c: Likewise.
8060 * tree-ssa-loop-ivcanon.c: Likewise.
8061 * predict.c: Likewise.
8062 * tree-ssa-loop.c: Likewise.
8063 * tree-parloops.c: Likewise.
8064 * tree-ssa-address.c: Likewise.
8065 * tree-ssa-ifcombine.c: Likewise.
8066 * matrix-reorg.c: Likewise.
8067 * c-decl.c: Likewise.
8068 * tree-eh.c: Likewise.
8069 * c-pretty-print.c: Likewise.
8070 * lambda-trans.c: Likewise.
8071 * function.c: Likewise.
8072 * langhooks.c: Likewise.
8073 * ebitmap.h: Likewise.
8074 * tree-vectorizer.c: Likewise.
8075 * function.h: Likewise.
8076 * langhooks.h: Likewise.
8077 * tree-vectorizer.h: Likewise.
8078 * ipa-type-escape.c: Likewise.
8079 * ipa-type-escape.h: Likewise.
8080 * domwalk.c: Likewise.
8081 * tree-if-conv.c: Likewise.
8082 * profile.c: Likewise.
8083 * domwalk.h: Likewise.
8084 * tree-data-ref.c: Likewise.
8085 * tree-data-ref.h: Likewise.
8086 * tree-flow-inline.h: Likewise.
8087 * tree-affine.c: Likewise.
8088 * tree-vect-analyze.c: Likewise.
8089 * c-typeck.c: Likewise.
8090 * gimplify.c: Likewise.
8091 * coretypes.h: Likewise.
8092 * tree-ssa-phiopt.c: Likewise.
8093 * calls.c: Likewise.
8094 * tree-ssa-coalesce.c: Likewise.
8095 * tree.def: Likewise.
8096 * tree-dfa.c: Likewise.
8097 * except.c: Likewise.
8098 * except.h: Likewise.
8099 * cfgexpand.c: Likewise.
8100 * tree-cfgcleanup.c: Likewise.
8101 * tree-ssa-pre.c: Likewise.
8102 * tree-ssa-live.c: Likewise.
8103 * tree-sra.c: Likewise.
8104 * tree-ssa-live.h: Likewise.
8105 * tree-predcom.c: Likewise.
8106 * lambda.h: Likewise.
8107 * tree-mudflap.c: Likewise.
8108 * ipa-prop.c: Likewise.
8109 * print-tree.c: Likewise.
8110 * tree-ssa-copy.c: Likewise.
8111 * ipa-prop.h: Likewise.
8112 * tree-ssa-forwprop.c: Likewise.
8113 * ggc-page.c: Likewise.
8114 * c-omp.c: Likewise.
8115 * tree-ssa-dce.c: Likewise.
8116 * tree-vect-patterns.c: Likewise.
8117 * tree-ssa-ter.c: Likewise.
8118 * tree-nested.c: Likewise.
8119 * tree-ssa.c: Likewise.
8120 * lambda-code.c: Likewise.
8121 * tree-ssa-loop-prefetch.c: Likewise.
8122 * tree-inline.c: Likewise.
8123 * tree-inline.h: Likewise.
8124 * tree-iterator.c: Likewise.
8125 * tree-optimize.c: Likewise.
8126 * tree-ssa-phiprop.c: Likewise.
8127 * tree-vect-transform.c: Likewise.
8128 * tree-object-size.c: Likewise.
8129 * tree-outof-ssa.c: Likewise.
8130 * cfgloop.c: Likewise.
8131 * system.h: Likewise.
8132 * tree-profile.c: Likewise.
8133 * cfgloop.h: Likewise.
8134 * c-gimplify.c: Likewise.
8135 * c-common.c: Likewise.
8136 * tree-vect-generic.c: Likewise.
8137 * tree-flow.h: Likewise.
8138 * c-common.h: Likewise.
8139 * basic-block.h: Likewise.
8140 * tree-ssa-structalias.c: Likewise.
8141 * tree-switch-conversion.c: Likewise.
8142 * tree-ssa-structalias.h: Likewise.
8143 * tree-cfg.c: Likewise.
8144 * passes.c: Likewise.
8145 * ipa-struct-reorg.c: Likewise.
8146 * ipa-struct-reorg.h: Likewise.
8147 * tree-ssa-reassoc.c: Likewise.
8148 * cfgrtl.c: Likewise.
8149 * varpool.c: Likewise.
8151 * tree-ssanames.c: Likewise.
8152 * tree-ssa-threadedge.c: Likewise.
8153 * langhooks-def.h: Likewise.
8154 * tree-ssa-operands.c: Likewise.
8155 * config/alpha/alpha.c: Likewise.
8156 * config/frv/frv.c: Likewise.
8157 * config/s390/s390.c: Likewise.
8158 * config/m32c/m32c.c: Likewise.
8159 * config/m32c/m32c-protos.h: Likewise.
8160 * config/spu/spu.c: Likewise.
8161 * config/sparc/sparc.c: Likewise.
8162 * config/i386/i386.c: Likewise.
8163 * config/sh/sh.c: Likewise.
8164 * config/xtensa/xtensa.c: Likewise.
8165 * config/stormy16/stormy16.c: Likewise.
8166 * config/ia64/ia64.c: Likewise.
8167 * config/rs6000/rs6000.c: Likewise.
8168 * config/pa/pa.c: Likewise.
8169 * config/mips/mips.c: Likewise.
8171 2008-07-28 Simon Baldwin <simonb@google.com>
8173 * c-pragma.c (handle_pragma_message): New function.
8174 (init_pragma): Register handle_pragma_message.
8175 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8178 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8180 PR tree-optimization/35252
8181 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8182 REALPART_EXPR to be considered as same load operation.
8184 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8186 PR tree-optimization/36830
8187 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8188 (expressions_equal_p): Return false if only one operand is null.
8190 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8192 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8193 version requirements.
8195 2008-07-26 Olivier Hainque <hainque@adacore.com>
8197 * collect2.c (symkind): New enum. Symbol kinds we care about.
8198 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8199 code and head comment accordingly.
8200 (scan_prog_file): Use symkind names instead of bare integers.
8202 2008-07-25 Jan Hubicka <jh@suse.cz>
8204 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8206 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8207 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8208 * dojump.c (clear_pending_stack_adjust): Likewise.
8209 * print-tree.c (print_node): Ignore DECL_INLINE.
8210 * tree-inline.c (inlinable_function_p): Likewise.
8212 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8214 * doc/extend.texi (hot attribute): Document that the hot attribute
8215 turns on -O3 for some ports.
8216 (cold attribute): Document that the cold attribute turns on -Os
8219 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8220 reflect function specific option support.
8222 * target.h (struct target_option_hooks): Add fields to say whether
8223 the cold attribute implies -Os and the hot attribute implies -O3.
8225 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8226 By default, do not turn on -Os for cold functions.
8227 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8228 not turn on -O3 for hot functions.
8230 * c-common.c (handle_hot_attribute): Use target hook to determine
8231 if hot functions should enable -O3.
8232 (handle_cold_attribute): Use target hook to determine if cold
8233 functions should enable -Os.
8235 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8236 (override_options): Move disable scheduling to
8237 optimization_options.
8238 (optimization_options): Disable scheduling here, not
8240 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8241 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8243 * config/ia64/ia64.c (ia64_override_options): Move setting
8244 scheduling flags to ia64_optimization_options.
8245 (ia64_optimization_options): Disable scheduling options here, and
8246 not in ia64_override_options.
8247 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8248 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8250 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8253 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8255 2008-07-25 Martin Jambor <mjambor@suse.cz>
8257 PR tree-optimization/36926
8258 * ipa-prop.c (ipa_analyze_call_uses): Call
8259 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8261 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8263 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8264 movv2si_internal): Add mem = reg alternative.
8266 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8269 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8270 DEFAULT_PCC_STRUCT_RETURN to 127.
8272 2008-07-24 Jan Hubicka <jh@suse.cz>
8274 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8275 (build_cgraph_edges): Likewise.
8276 * cgraph.c (cgraph_node): Do not update assembler hash.
8277 (cgraph_remove_node): Drop non-unit-at-a-time code.
8278 * tree-pass.h (pass_O0_always_inline): Remove.
8279 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8280 * toplev.c (process_options): Flag unit-at-a-time does not imply
8282 * cgraphunit.c: Update comments.
8283 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8284 (cgraph_assemble_pending_functions): Remove.
8285 (cgraph_reset_node): Drop non-unit-at-a-time code.
8286 (cgraph_finalize_function): Likewise.
8287 (cgraph_analyze_function): Likewise.
8288 (cgraph_finalize_compilation_unit): Likewise.
8289 (cgraph_expand_function): Likewise.
8290 (cgraph_optimize): Likesise.
8291 (save_inline_function_body): Likewise.
8292 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8293 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8294 * ipa-inline.c: Update comments.
8295 (enum inlining_mode): remove INLINE_SPEED.
8296 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8297 (cgraph_mark_inline_edge): Likewise.
8298 (try_inline): Likewise.
8299 (cgraph_decide_inlining_incrementally): Likewise.
8300 (cgraph_gate_inlining): Remove.
8301 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8302 (cgraph_gate_early_inlining): Likewise.
8303 (gate_inline_passes): Remove.
8304 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8305 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8306 pass_O0_always_inline): Remove.
8307 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8308 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8309 * opts.c (no_unit_at_a_time_default): Remove.
8310 (decode_options): Remove flag_unit_at_a_time reset and warning.
8311 * opts.h (no_unit_at_a_time_default): Remove.
8312 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8313 early in GNU dialect.
8314 (merge_decls): Update comment; drop unit-at-a-time check.
8315 (finish_decl): Likewise.
8316 (grok_declaration): Remove flag_inline_trees code.
8317 (finish_functions): Return on function returning non-void on all
8319 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8320 * cfgexpand.c (expand_one_static_var): Remove.
8321 (expand_one_var): Remove expand_one_static_var call.
8322 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8323 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8324 and flag_unit_at_a-time compatibility checks.
8325 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8326 * tree-inline.c (flag_inline_trees): Remove.
8327 (inlinable_function_p): Don't check it.
8328 (expand_call_inline): Remove non-unit-at-a-time code.
8329 * tree-inline.h (flag_inline_trees): Remove.
8330 * tree-optimize.c (execute_early_local_optimizations): Remove
8331 unit-at-a-time checks.
8332 (tree_rest_of_compilation): Likewise.
8333 * combine.c (setup_incoming_promotions): Likewise.
8334 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8335 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8336 * passes.c (pass_inline_parameters): Update comments; remove
8337 O0_alwaysinline pass.
8338 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8339 (execute_one_pass): Likewise.
8340 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8341 (ix86_function_sseregparm): Likewise.
8342 * arm.c (arm_function_in_section_p): Likewise.
8343 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8344 * varpool.c: Update comments.
8345 (decide_is_variable_needed): Remove unit-at-a-time checks.
8346 (varpool_finalize_decl): Likewise.
8348 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8350 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8352 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8354 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8356 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8357 imp symbol extension.
8359 2008-07-23 Ian Lance Taylor <iant@google.com>
8361 * tree-vrp.c (infer_value_range): Ignore asm statements when
8362 looking for memory accesses for -fdelete-null-pointer-checks.
8364 2008-07-24 Ben Elliston <bje@au.ibm.com>
8366 * config/spu/spu-c.c (__vector_keyword): New variable.
8367 (vector_keyword): Likewise.
8368 (spu_categorize_keyword): New function.
8369 (spu_macro_to_expand): Likewise.
8370 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8371 compiling an ISO C dialect.
8373 2008-07-24 Ben Elliston <bje@au.ibm.com>
8375 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8378 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8380 * configure: Regenerate.
8381 * configure.ac: Require texinfo 4.7.
8382 * doc/install.texi: Document texinfo 4.7 requirement.
8384 2008-07-23 Martin Jambor <mjambor@suse.cz>
8386 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8387 rather than for DECL_SAVED_TREE.
8388 * ipa-prop.c: Include diagnostic.h.
8389 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8391 (ipa_detect_param_modifications): Function rewritten from scratch.
8392 (ipa_compute_jump_functions): Changed accesses to modification flags.
8393 (ipa_free_node_params_substructures): Update flags destruction.
8394 (ipa_node_duplication_hook): Update flags duplication.
8395 (ipa_print_all_params_modified): Updated flag access.
8396 * ipa-prop.h (struct ipa_param_flags): New structure.
8397 (struct ipa_node_params): New field modification_analysis_done,
8398 modified_flags changed into param_flags.
8399 (ipa_is_ith_param_modified): Changed to use new flags.
8400 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8402 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8403 ipa-cp.c and split into two functions.
8404 (ipa_print_node_jump_functions): New function.
8405 (compute_scalar_jump_functions): New function.
8406 (type_like_member_ptr_p): New function.
8407 (compute_pass_through_member_ptrs): New function.
8408 (fill_member_ptr_cst_jump_function): New function.
8409 (determine_cst_member_ptr): New function.
8410 (compute_cst_member_ptr_arguments): New function.
8411 (ipa_compute_jump_functions): Complete rewrite.
8412 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8413 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8414 (struct ipa_member_ptr_cst): New structure.
8415 (union jump_func_value): New field member_cst.
8416 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8417 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8418 jump function types.
8419 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8420 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8421 instead of ipcp_print_all_jump_functions.
8422 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8423 only for replacable scalars.
8425 * doc/invoke.texi (Optimize options): Add description of
8426 -findirect-inlining.
8427 * common.opt (flag_indirect_inlining): New flag.
8428 * opts.c (decode_options): Set flag_indirect_inlining when
8431 * ipa-inline.c: Include ipa-prop.h.
8432 (inline_indirect_intraprocedural_analysis): New function.
8433 (inline_generate_summary): Allocate parameter and argument info
8434 structures, call inline_indirect_intraprocedural_analysis on each
8435 node when doing indirect inlining and deallocate indirect inlining
8436 data structures in the end.
8437 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8438 (free_all_ipa_structures_after_iinln): New function.
8439 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8441 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8443 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8444 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8445 of computing the frequency separately.
8446 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8447 of computing the frequency separately.
8448 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8449 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8450 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8451 (ipa_get_stmt_member_ptr_load_param): New function.
8452 (ipa_is_ssa_with_stmt_def): New function.
8453 (ipa_note_param_call): New function.
8454 (ipa_analyze_call_uses): New function.
8455 (ipa_analyze_stmt_uses): New function.
8456 (ipa_analyze_params_uses): New function.
8457 (ipa_free_node_params_substructures): Also free the param_calls linked
8459 (ipa_node_duplication_hook): Also duplicate the param_calls
8461 (ipa_print_node_param_flags): New function.
8462 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8463 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8464 * ipa-prop.h (struct ipa_param_flags): New field called.
8465 (struct ipa_param_call_note): New structure.
8466 (struct ipa_node_params): New fields param_calls and
8468 (ipa_is_ith_param_called): New function.
8469 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8470 ipa_analyze_params_uses and dump parameter flags.
8472 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8473 ipa_propagate_indirect_call_infos if performing indirect inlining,
8474 pass a new parameter new_edges to it.
8475 (add_new_edges_to_heap): New fucntion.
8476 (cgraph_decide_inlining_of_small_functions): New vector
8477 new_indirect_edges for newly found indirect edges , call
8478 ipa_propagate_indirect_call_infos after inlining.
8479 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8480 inlining if performing indirect inlining. Call
8481 free_all_ipa_structures_after_iinln when doing so too.
8482 (inline_generate_summary): Do not call
8483 free_all_ipa_structures_after_iinln here.
8484 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8485 (print_edge_addition_message): New function.
8486 (update_call_notes_after_inlining): New function.
8487 (propagate_info_to_inlined_callees): New function.
8488 (ipa_propagate_indirect_call_infos): New function.
8489 * ipa-prop.h: Include cgraph.h
8490 (struct ipa_param_call_note): Fields reordered, new field processed.
8491 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8493 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8494 rediscovered call statements.
8495 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8496 (dump_cgraph_node): Dump also the indirect_call flag.
8497 (cgraph_clone_edge): Copy also the indirect_call flag.
8498 * tree-inline.c (copy_bb): Do not check for fndecls from call
8499 expressions, check for edge availability when moving clones.
8500 (get_indirect_callee_fndecl): New function.
8501 (expand_call_inline): If callee declaration is not apprent from
8502 the statement, try calling get_indirect_callee_fndecl. Do not
8503 issue warnings or call sorry when not inlinings an indirect edge.
8504 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8506 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8507 bit more frandly to matching.
8508 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8509 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8510 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8512 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8515 * opth-gen.awk: Suppress function specific features when building
8517 * optc-gen.awk: Ditto.
8519 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8522 * diagnostic.c (pedwarn): Add opt parameter.
8524 * c-tree.h (pedwarn_init): Add opt parameter.
8525 (pedwarn_c90): Likewise.
8526 (pedwarn_c99): Likewise.
8527 * c-errors.c (pedwarn_c99): Likewise.
8528 (pedwarn_c90): Likewise.
8529 * toplev.h (pedwarn): Update declaration.
8530 (pedwarn0): Declare.
8531 * c-lex.c: All calls to pedwarn changed.
8532 * builtins.c: All calls to pedwarn changed.
8533 * toplev.c: All calls to pedwarn changed.
8534 * c-decl.c: All calls to pedwarn changed.
8535 * c-typeck.c: All calls to pedwarn changed.
8536 * c-common.c: All calls to pedwarn changed.
8537 * c-parser.c: All calls to pedwarn changed.
8539 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8540 Karthik Kumar <karthikkumar@gmail.com>
8542 * attribs.c (file scope): Include c-common.h.
8543 (decl_attributes): Add support for #pragma GCC optimize and
8546 * targhooks.c (default_can_inline_p): New function that is the
8547 default for the TARGET_CAN_INLINE_P target hook.
8549 * targhooks.h (default_can_inline_p): Add declaration.
8551 * tree.c (cl_optimization_node): New static tree for building
8552 OPTIMIZATION_NODE tree.
8553 (cl_target_option_node): New static tree for building
8554 TARGET_OPTION_NODE tree.
8555 (cl_option_hash_table): New hash table for hashing
8556 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8557 (cl_option_hash_hash): New function to provide the hash value for
8558 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8559 (cl_option_hash_eq): New function to provide an equality test for
8560 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8561 (tree_code_size): Add support for OPTIMIZATION_NODE and
8562 TARGET_OPTION_NODE trees.
8563 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8564 TARGET_OPTION_NODE trees.
8565 (build_optimization_node): Build a tree that has all of the
8566 current optimization options.
8567 (build_target_option_node): Build a tree that has the target
8568 options that might be changed on a per function basis.
8570 * tree.h (file scope): Include options.h.
8571 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8572 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8573 (TREE_OPTIMIZATION): Ditto.
8574 (TREE_TARGET_SPECIFIC): Ditto.
8575 (struct tree_function_decl): Add fields for remembering the
8576 current optimization options and target specific options.
8577 (struct tree_optimization_option): New tree variant that remembers
8578 the optimization options.
8579 (struct tree_target_option): New tree variant that remembers the
8580 target specific flags that might change for compiling a particular
8582 (union tree_node): Include tree_optimization_option and
8583 tree_target_option fields.
8584 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8585 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8586 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8587 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8588 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8589 optimization and target options.
8590 (optimization_default_node): New macro to refer to global_trees
8592 (optimization_current_node): Ditto.
8593 (optimization_cold_node): Ditto.
8594 (optimization_hot_node): Ditto.
8595 (target_option_default_node): Ditto.
8596 (target_option_current_node): Ditto.
8597 (current_option_pragma): Ditto.
8598 (current_optimize_pragma): Ditto.
8600 * target.h (struct gcc_target): Add valid_option_attribute_p,
8601 target_option_save, target_option_restore, target_option_print,
8602 target_option_pragma_parse, and can_inline_p hooks.
8604 * toplev.h (parse_optimize_options): Add declaration.
8605 (fast_math_flags_struct_set_p): Ditto.
8607 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8608 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8611 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8612 tree_can_inline_p hook to see if one function can inline another.
8613 (cgraph_decide_inlining): Ditto.
8614 (cgraph_decide_inlining_incrementally): Ditto.
8616 * opts.c (decode_options): Add support for running multiple times
8617 to allow functions with different target or optimization options
8618 than was specified on the command line.
8619 (fast_math_flags_struct_set_p): New function that is similar to
8620 fast_math_flags_set_p, except it uses the values in the
8621 cl_optimization structure instead of global variables.
8623 * optc-gen.awk: Add support for TargetSave to allow a back end to
8624 declare new fields that need to be saved when using function
8625 specific options. Include flags.h and target.h in the options.c
8626 source. Add support for Save to indicate which options can be set
8627 for individual functions. Generate cl_optimize_save,
8628 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8629 cl_target_option_restore, cl_target_option_print functions to
8630 allow functions to use different optimization or target options.
8632 * opt-functions.awk (var_type_struct): Return the type used for
8633 storing the field in a structure.
8635 * opth-gen.awk: Add support for TargetSave to allow a back end to
8636 declare new fields that need to be saved when using function
8637 specific options. Add support for Save to indicate which options
8638 can be set for individual functions. Only generate one extern for
8639 Mask fields. Generate cl_optimization and cl_target_option
8640 structures to remember optimization and target options.
8642 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8643 collecting new tree nodes.
8644 (TS_TARGET_OPTION): Ditto.
8646 * c-decl.c (merge_decls): Merge function specific target and
8647 optimization options.
8649 * function.c (invoke_set_current_function_hook): If the function
8650 uses different optimization options, change the global variables
8653 * coretypes.h (struct cl_optimization): Add forward reference.
8654 (struct cl_target_option): Ditto.
8656 * c-pragma.c (option_stack): New static vector to remember the
8657 current #pragma GCC option stack.
8658 (handle_pragma_option): New function to support #pragma GCC option
8659 to change target options.
8660 (optimize_stack): New static vector to remember the current
8661 #pragma GCC optimize stack.
8662 (handle_pragma_optimize): New function to support #pragma GCC
8663 optimize to change optimization options.
8664 (init_pragma): Add support for #pragma GCC optimize and #pragma
8667 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8668 optimization options.
8669 (TARGET_OPTION_NODE): New tree code for remembering certain target
8672 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8673 TARGET_OPTION_NODE trees.
8675 * common.opt (-O): Add Optimization flag.
8677 (-fmath-errno): Ditto.
8678 (-falign-functions): Add UInteger flag to make sure flag gets full
8679 int in cl_optimization structure.
8680 (-falign-jumps): Ditto.
8681 (-falign-labels): Ditto.
8682 (-falign-loops): Ditto.
8683 (-fsched-stalled-insns): Ditto.
8684 (-fsched-stalled-insns-dep): Ditto.
8686 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8688 (TARGET_OPTION_SAVE): Ditto.
8689 (TARGET_OPTION_RESTORE): Ditto.
8690 (TARGET_OPTION_PRINT): Ditto.
8691 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8692 (TARGET_CAN_INLINE_P): Ditto.
8693 (TARGET_INITIALIZER): Add new hooks.
8695 * tree-inline.c (tree_can_inline_p): New function to determine
8696 whether one function can inline another. Check if the functions
8697 use compatible optimization options, and also call the backend
8700 * tree-inline.h (tree_can_inline_p): Add declaration.
8702 * c-common.c (c_common_attribute): Add support for option and
8703 optimize attributes.
8704 (handle_option_attribute): Add support for the option attribute to
8705 allow the user to specify different target options for compiling a
8707 (handle_optimize_attribute): Add support for the optimize
8708 attribute to allow the user to specify different optimization
8709 options for compiling a specific function.
8710 (handle_hot_attribute): Turn on -O3 optimization for this one
8711 function if it isn't the default optimization level.
8712 (handle_cold_attribute): Turn on -Os optimization for this one
8713 function if it insn't the default optimization.
8714 (const_char_p): New const char * typedef.
8715 (optimize_args): New static vector to remember the optimization
8717 (parse_optimize_options): New function to set up the optimization
8718 arguments from either the optimize attribute or #pragma GCC optimize.
8720 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8721 (builtin_define_std): Ditto.
8723 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8724 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8725 (x86_64-*-*): Ditto.
8727 * Makefile.in (TREE_H): Add options.h.
8728 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8730 * doc/extend.texi (option attribute): Document new attribute.
8731 (optimize attribute): Ditto.
8732 (hot attribute): Document hot attribute sets -O3.
8733 (cold attribute): Document cold attribute sets -Os.
8734 (#pragma GCC option): Document new pragma.
8735 (#pragma GCC optimize): Ditto.
8737 * doc/options.texi (TargetSave): Document TargetSave syntax.
8738 (UInteger): Document UInteger must be used for certain flags.
8739 (Save): Document Save option to create target specific options
8740 that can be saved/restored on a function specific context.
8742 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8743 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8745 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8746 (TARGET_OPTION_SAVE): Ditto.
8747 (TARGET_OPTION_RESTORE): Ditto.
8748 (TARGET_OPTION_PRINT): Ditto.
8749 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8750 (TARGET_CAN_INLINE_P): Ditto.
8752 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8754 (-mfpmath=both): Ditto.
8756 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8757 Karthik Kumar <karthikkumar@gmail.com>
8759 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8760 (TARGET_POPCNT): Ditto.
8761 (TARGET_SAHF): Ditto.
8762 (TARGET_AES): Ditto.
8763 (TARGET_PCLMUL): Ditto.
8764 (TARGET_CMPXCHG16B): Ditto.
8765 (TARGET_RECIP): Move switch into target_flags.
8766 (TARGET_FUSED_MADD): Ditto.
8767 (ix86_arch_features): Make an unsigned char type.
8768 (ix86_tune_features): Ditto.
8769 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8770 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8771 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8773 * config/i386/i386.opt (arch): New TargetSave field to define
8774 fields that need to be saved for function specific option support.
8777 (branch_cost): Ditto.
8778 (ix86_isa_flags_explicit): Ditto.
8779 (tune_defaulted): Ditto.
8780 (arch_specified): Ditto.
8781 (-m128-long-double): Add Save flag to save option for target
8782 specific option support.
8784 (-maccumulate-outgoing-args): Ditto.
8785 (-malign-double): Ditto.
8786 (-malign-stringops): Ditto.
8787 (-mfancy-math-387): Ditto.
8788 (-mhard-float): Ditto.
8790 (-minline-all-stringops): Ditto.
8791 (-minline-stringops-dynamically): Ditto.
8792 (-mms-bitfields): Ditto.
8793 (-mno-align-stringops): Ditto.
8794 (-mno-fancy-math-387): Ditto.
8795 (-mno-push-args): Ditto.
8796 (-mno-red-zone): Ditto.
8797 (-mpush-args): Ditto.
8798 (-mred-zone): Ditto.
8800 (-msseregparm): Ditto.
8801 (-mstack-arg-probe): Ditto.
8816 (-mrecip): Move flag into target_flags.
8818 (-mno-fused-madd): Ditto.
8819 (-mfused-madd): Ditto.
8820 (-mabm): Move flag into ix86_isa_flags.
8827 * config/i386/i386-c.c: New file for #pragma support.
8828 (ix86_target_macros_internal): New function to #define or #undef
8829 target macros based when the user uses the #pragma GCC option to
8830 change target options.
8831 (ix86_pragma_option_parse): New function to add #pragma GCC option
8833 (ix86_target_macros): Move defining the target macros here from
8834 TARGET_CPU_CPP_BUILTINS in i386.h.
8835 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8836 defined, initialize any subtarget #pragmas.
8838 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8839 REGISTER_TARGET_PRAGMAS.
8841 * config/i386/t-i386: New file for x86 dependencies.
8842 (i386.o): Make dependencies mirror the include files used.
8843 (i386-c.o): New file, add dependencies.
8845 * config/i386/i386-protos.h (override_options): Add bool argument.
8846 (ix86_valid_option_attribute_tree): Add declaration.
8847 (ix86_target_macros): Ditto.
8848 (ix86_register_macros): Ditto.
8850 * config/i386/i386.c (ix86_tune_features): Move initialization of
8851 the target masks to initial_ix86_tune_features to allow functions
8852 to have different target options. Make type unsigned char,
8853 instead of unsigned int.
8854 (initial_ix86_tune_features): New static vector to hold processor
8855 masks for the tune variables.
8856 (ix86_arch_features): Move initialization of the target masks to
8857 initial_ix86_arch_features to allow functions to have different
8858 target options. Make type unsigned char, instead of unsigned int.
8859 (initial_ix86_arch_features): New static vector to hold processor
8860 masks for the arch variables.
8861 (enum ix86_function_specific_strings): New enum to describe the
8862 string options used for attribute((option(...))).
8863 (ix86_target_string): New function to return a string that
8864 describes the target options.
8865 (ix86_debug_options): New function to print the current options in
8867 (ix86_function_specific_save): New function hook to save the
8868 function specific global variables in the cl_target_option structure.
8869 (ix86_function_specific_restore): New function hook to restore the
8870 function specific variables from the cl_target_option structure to
8871 the global variables.
8872 (ix86_function_specific_print): New function hook to print the
8873 target specific options in the cl_target_option structure.
8874 (ix86_valid_option_attribute_p): New function hook to validate
8875 attribute((option(...))) arguments.
8876 (ix86_valid_option_attribute_tree): New function that is common
8877 code between attribute((option(...))) and #pragma GCC option
8878 support that parses the options and returns a tree holding the options.
8879 (ix86_valid_option_attribute_inner_p): New helper function for
8880 ix86_valid_option_attribute_tree.
8881 (ix86_can_inline_p): New function hook to decide if one function
8882 can inline another on a target specific basis.
8883 (ix86_set_current_function); New function hook to switch target
8884 options if the user used attribute((option(...))) or #pragma GCC
8886 (ix86_tune_defaulted): Move to static file scope from
8888 (ix86_arch_specified): Ditto.
8889 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8891 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8892 (OPTION_MASK_ISA_ABM_SET): Ditto.
8893 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8894 (OPTION_MASK_ISA_CX16_SET): Ditto.
8895 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8896 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8897 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8898 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8899 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8900 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8901 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8902 (struct ptt): Move to static file scope from override_options.
8903 (processor_target_table): Ditto.
8905 (ix86_handle_option): Add support for options that are now isa options.
8906 (override_options): Add support for declaring functions that
8907 support different target options than were specified on the
8908 command line. Move struct ptt, processor_target_table, cpu_names,
8909 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8910 Add bool argument. Fix up error messages so the appropriate error
8911 is given for either command line or attribute.
8912 (ix86_previous_fndecl): New static to remember previous function
8913 declaration to see if we need to change target options.
8914 (ix86_builtins_isa): New array to record the ISA of each builtin
8916 (def_builtin): Always create the builtin function, even if the
8917 current ISA doesn't support it.
8918 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8919 tests for those builtins.
8920 (ix86_init_builtins): Remove TARGET_MMX test for calling
8921 ix86_init_mmx_sse_builtins.
8922 (ix86_expand_builtin): If the current ISA doesn't support a given
8923 builtin, signal an error.
8924 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8925 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8926 (TARGET_OPTION_SAVE): Ditto.
8927 (TARGET_OPTION_RESTORE): Ditto.
8928 (TARGET_OPTION_PRINT): Ditto.
8929 (TARGET_CAN_INLINE_P): Ditto.
8931 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8933 * c-typeck.c (build_external_ref): Don't call assemble_external.
8934 * final.c (output_operand): Call assemble_external.
8936 2008-07-21 DJ Delorie <dj@redhat.com>
8938 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8939 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8941 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8943 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8944 original insn and splitter contents into ...
8945 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8946 flag_unsafe_math_optimizations. Add dummy scratch register.
8947 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8948 !flag_unsafe_math_optimizations. Returns number with next
8949 highest magnitude if this is still less or equal to the true
8950 quotient in magnitude.
8952 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8954 * Makefile.in: Replace toplev.h with TOPLEV_H.
8955 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8956 * c-lex.c (fe_file_change): Don't set in_system_header.
8957 * c-parser.c (c_token): Remove in_system_header.
8958 (c_lex_one_token): Don't set in_system_header.
8959 (c_parser_set_source_position_from_token): Don't set in_system_header.
8960 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8963 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8964 * flags.h (in_system_header): Remove.
8965 * function.c (saved_in_system_header): Remove.
8966 (push_cfun): Don't set in_system_header.
8967 (pop_cfun): Don't set in_system_header.
8968 (push_struct_function): Don't set in_system_header.
8969 * input.h (expanded_location): Add sysp.
8970 (in_system_header_at): New.
8971 (in_system_header): New.
8972 * toplev.c (in_system_header): Remove.
8973 * toplev.h: Include input.h
8975 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8976 * tree-ssa.c (warn_uninit): Call warning_at.
8977 (warn_uninitialized_var): Update calls to warn_uninit.
8978 (warn_uninitialized_phi): Update calls to warn_uninit.
8979 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8980 (expand_location): Initialize xloc.sysp.
8981 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8982 (tree_decl_with_vis): Remove in_system_header_flag.
8984 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8987 * recog.c (asm_operand_ok): Change the order of the extra
8988 memory constraint checks.
8990 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8993 * tree-switch-conversion.c (build_one_array): Call
8994 varpool_mark_needed_node and varpool_finalize_decl
8995 instead of assemble_variable.
8997 2008-07-19 Jan Hubicka <jh@suse.cz>
8999 * cgraph.c (cgraph_add_new_function): Do early local passes.
9000 * tree-nrv.c (gate_pass_return_slot): New gate.
9001 (pass_nrv): Add the gate.
9002 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
9004 (coalesce_ssa_name): Coalesce SSA names.
9005 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
9006 not optimizing so unused user vars remains visible.
9007 * common.opt (flag_tree_ter): Always enable by default.
9008 * tree-ssa-ter.c: Include flags.h
9009 (is_replaceable_p): Check that locations match; when aliasing
9010 is missing be conservative about loads.
9011 * tree-optimize.c (gate_init_datastructures): Remove.
9012 (pass_init_datastructures): New.
9013 * passes.c: Reorder passes so we always go into SSA.
9015 2008-07-19 Jan Hubicka <jh@suse.cz>
9017 * doc/extend.texi (flatten attribute): Remove note about
9019 * doc/invoke.texi (--combine): Likewise.
9020 (-finline-functions-called-once): Update levels when enabled.
9021 (-funit-at-a-time): Document new behaviour.
9022 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
9023 -fno-section-anchors when disabled explicitly.
9024 (inline params): They are not ignored now.
9025 (precompiled headers): Remove unit-at-a-time as being incompatible.
9026 * opts.c (decode_options): Handle unit-at-a-time as alias;
9027 imply -fno-section-anchors when toplevel reorder is disabled
9029 * common.opt (ftoplevel-reorder): Set default value to 2.
9030 (funit-at-a-time): Set default value to 1.
9031 * config/rs6000/rs6000.c (optimization_options): Set section anchors
9034 2008-07-19 Jan Hubicka <jh@suse.cz>
9036 * builtins.c (expand_builtin_int_roundingfn,
9037 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
9040 2008-07-19 Richard Guenther <rguenther@suse.de>
9043 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
9044 * tree-ssa-sccvn.c (get_constant_value_id): New function.
9045 * tree-ssa-pre.c (get_expr_value_id): For newly created
9046 constant value-ids make sure to add the expression to its
9049 2008-07-19 Jakub Jelinek <jakub@redhat.com>
9052 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
9053 return value of the builtin is ignored.
9055 2008-07-19 Olivier Hainque <hainque@adacore.com>
9057 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
9058 bits, a C conformant malloc implementation has to provide.
9059 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
9061 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9065 * reload.c (find_reloads_subreg_address): Only reload address if
9066 reloaded == 0, not for reloaded != 1.
9069 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9070 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9071 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9072 m32c_legitimize_reload_address.
9074 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9075 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9076 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9078 2008-07-19 Olivier Hainque <hainque@adacore.com>
9080 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9081 argument, saying whether nested array are to be collapsed
9082 into a single array type DIE with multiple subscripts.
9083 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9084 issues, centralize the nested array types collapsing control and
9085 disable the transformation for Ada.
9087 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9090 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9092 (x86_64_shift_adj_2): New expander.
9093 (x86_64_shift_adj_3): Ditto.
9094 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9095 to split TImode operands.
9096 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9097 (ix86_split_lshr): Ditto.
9099 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9101 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9102 and __CHAR32_TYPE__.
9103 * c-typeck.c (digest_init): Support char16_t and char32_t.
9104 (set_nonincremental_init_from_string): Idem.
9106 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9109 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9110 PREFERRED_STACK_BOUNDARY.
9111 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9113 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9116 * function.c (locate_and_pad_parm): Cap boundary earlier.
9118 2008-07-17 Julian Brown <julian@codesourcery.com>
9120 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9121 no-op for targets which don't use DLLs.
9123 2008-07-17 Martin Jambor <mjambor@suse.cz>
9125 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9126 that nodes are relevant by examining the node->analyzed flag.
9127 (ipcp_init_stage): Check which nodes are relevant, assert that the
9128 relevant ones are also required.
9129 (ipcp_propagate_stage): Check on the side arrays are properly
9131 (ipcp_print_all_jump_functions): Make sure not to touch any node
9132 that is not analyzed or an edge that does not have a corresponding
9133 entry in the on-the-side vectors.
9134 (ipcp_function_scale_print): Likewise.
9135 (ipcp_update_callgraph): Check that the node is relevant.
9136 (ipcp_insert_stage): Check that the node is relevant. Check there is
9137 an info for every node and edge.
9138 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9139 (ipa_print_all_tree_maps): Likewise and a new variable info.
9140 (ipa_print_all_params_modified): Likewise.
9141 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9143 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9146 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9148 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9150 PR rtl-optimization/36753
9151 * fwprop.c (use_killed_between): Don't shortcut
9152 single-definition global registers.
9154 2008-07-16 Jan Hubicka <jh@suse.cz>
9156 * cgraph.h (varpool_empty_needed_queue): Declare.
9157 * cgraphunit.c (output_in_order): Mark all variables as needed;
9159 * varpool.c (varpool_assemble_node): Update debug queue.
9160 (varpool_assemble_pending_decls): Don't do it here.
9161 (varpool_empty_needed_queue): New function.
9163 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9165 * recog.c (peephole2_optimize): Fix formatting.
9167 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9169 * c-pch.c (get_ident): Avoid C++ keywords.
9170 * combine-stack-adj.c (single_set_for_csa): Likewise.
9171 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9172 output_asm_insn): Likewise.
9173 * reload.c (push_secondary_reload, find_reusable_reload,
9174 push_reload, combine_reloads, find_reloads,
9175 debug_reload_to_stream): Likewise.
9176 * reload.h (struct reload): Likewise.
9177 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9178 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9179 emit_output_reload_insns): Likewise.
9180 * targhooks.c (default_secondary_reload): Likewise.
9181 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9183 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9185 * recog.c (validate_change_1, validate_change,
9186 validate_unshare_change, validate_replace_rtx_1, struct
9187 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9189 * reload.c (push_secondary_reload, secondary_reload_class,
9190 scratch_reload_class, find_valid_class, find_reusable_reload,
9191 push_reload, find_dummy_reload, find_reloads_address_1,
9192 find_reloads_address_part, find_equiv_reg): Likewise.
9193 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9194 choose_reload_regs): Likewise.
9195 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9197 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9198 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9199 * sched-rgn.c (concat_INSN_LIST): Likewise.
9200 * stor-layout.c (mode_for_size, mode_for_size_tree,
9201 smallest_mode_for_size): Likewise.
9203 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9205 * cfg.c (dump_reg_info): Avoid C++ keywords.
9206 * dwarf2asm.c (dw2_force_const_mem,
9207 dw2_asm_output_encoded_addr_rtx): Likewise.
9208 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9209 * expmed.c (expand_shift): Likewise.
9210 * global.c (find_reg): Likewise.
9211 * graph.c (draw_edge): Likewise.
9212 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9213 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9214 widen_clz, widen_bswap, expand_parity, expand_unop,
9215 emit_cmp_and_jump_insn_1): Likewise.
9216 * postreload.c (reload_cse_simplify_operands): Likewise.
9217 * ra.h (add_neighbor): Likewise.
9218 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9219 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9220 record_reg_classes, copy_cost, record_address_regs,
9221 invalid_mode_change_p): Likewise.
9222 * regrename.c (regrename_optimize, scan_rtx_reg,
9223 dump_def_use_chain, find_oldest_value_reg,
9224 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9226 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9228 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9229 MASK_POWERPC64 for power4 in previous commit.
9231 2008-07-16 Olivier Hainque <hainque@adacore.com>
9233 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9234 instead of bare conversion to cast const-ness away.
9236 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9238 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9239 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9240 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9241 (TARGET_FUNCTION_VALUE): Define.
9243 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9245 * config/rs6000/rs6000.c (processor_target_table): Add
9246 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9248 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9251 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9252 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9253 m32c_legitimize_reload_address.
9255 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9257 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9258 DECL_IN_SYSTEM_HEADER in sync.
9260 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9262 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9263 * tree-ssa-pre.c (pre_expr_eq): Ditto
9264 (get_constant_for_value_id): Take a type as an argument.
9265 (fully_constant_expression): Pass in type.
9266 (find_or_generate_expression): Short circuit constant case.
9267 (create_expression_by_pieces): Remove special casing of
9269 (do_regular_insertion): Short circuit constant case.
9270 (do_partial_partial_insertion): Ditto.
9272 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9275 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9277 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9279 * config/xtensa/libgcc-xtensa.ver: New file.
9280 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9282 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9284 * df-problems.c (df_set_note): Avoid C++ keywords.
9285 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9286 * dse.c (record_store, remove_useless_values): Likewise.
9287 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9288 gen_reg_rtx_offset, operand_subword, change_address_1,
9289 change_address, adjust_address_1, offset_address,
9290 widen_memory_access, emit_copy_of_insn_after): Likewise.
9291 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9292 * fwprop.c (should_replace_address, propagate_rtx_1,
9293 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9295 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9296 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9297 * lcm.c (compute_insert_delete, pre_edge_lcm,
9298 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9299 * lower-subreg.c (resolve_reg_notes): Likewise.
9300 * mode-switching.c (optimize_mode_switching): Likewise.
9302 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9304 * bt-load.c (add_btr_def, migrate_btr_def,
9305 branch_target_load_optimize): Avoid C++ keywords.
9306 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9308 * combine.c (subst, simplify_set, make_extraction,
9309 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9310 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9311 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9313 2008-07-15 Richard Guenther <rguenther@suse.de>
9316 * c-common.c (strict_aliasing_warning): Do not warn for
9317 TYPE_REF_CAN_ALIAS_ALL pointers.
9318 (c_common_get_alias_set): may_alias types are not special.
9319 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9320 attribute and set can_ref_all accordingly.
9321 (build_reference_type_for_mode): Likewise.
9322 * doc/extend.texi (may_alias): Clarify.
9324 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9327 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9328 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9330 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9333 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9334 gcc_assert, instead call output_operand_lossage.
9336 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9338 * builtins.c (std_canonical_va_list): Treat structure based
9341 2008-07-15 Ben Elliston <bje@au.ibm.com>
9343 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9345 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9347 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9350 2008-07-14 Jan Hubicka <jh@suse.cz>
9352 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9353 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9354 fix predicates and constraints.
9355 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9356 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9358 2008-07-14 Doug Kwan <dougkwan@google.com>
9360 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9361 additional option file arm/eabi.opt.
9362 * config/arm/eabi.h (File): New configuration file for EABI targets.
9363 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9364 SUBSUBTARGET_EXTRA_SPECS.
9365 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9366 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9367 from STARTFILE_SPEC so that it can be referenced in an override.
9368 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9369 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9370 can be referenced in an override.
9371 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9372 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9373 so that it can be referenced in an override.
9374 (LINK_SPEC): Use BPABI_LINK_SPEC.
9375 * config/arm/eabi.opt (File): New.
9377 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9379 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9380 (FIXED_VALUE_H): New variable.
9381 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9382 input.h, fixed-value.h.
9383 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9384 (BASIC_BLOCK_H): Use $(BITMAP_H).
9385 (FUNCTION_H): Add varray.h.
9386 (IPA_REFERENCE_H): Use $(BITMAP_H).
9387 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9388 (DF_H): Use $(BITMAP_H).
9389 (GGC_H): Add statistics.h.
9391 (INSN_ATTR_H): Use it.
9392 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9394 (SYMTAB_H): Add $(OBSTACK_H).
9395 (CPP_INTERNAL_H): New.
9396 (TREE_DUMP_H): Add tree-pass.h.
9397 (TREE_FLOW_H): Use $(BITMAP_H)
9398 (PRETTY_PRINT_H): Use $(INPUT_H).
9399 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9402 (many object files): Fix lots of header dependencies throughout.
9404 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9406 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9408 (s-gtyp-input): Use them to write tmp-gi.list.
9409 (echo_to_gi.list): Remove.
9411 2008-07-14 Richard Guenther <rguenther@suse.de>
9413 * tree-ssa-sccvn.c (pre_info): Remove.
9414 (switch_to_PRE_table): Likewise.
9415 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9416 (set_hashtable_value_ids): Do not create value-ids for the
9418 (run_scc_vn): Remove double test. Remove bogus special-case
9419 in value-number printing.
9420 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9421 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9423 * tree-flow-inline.h (get_value_handle): Remove.
9424 * tree-flow.h (get_value_handle): Remove.
9426 2008-07-14 Martin Jambor <mjambor@suse.cz>
9428 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9429 in which we generate arithmetics is not a subrange.
9431 2008-07-14 Martin Jambor <mjambor@suse.cz>
9433 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9435 2008-07-14 Richard Guenther <rguenther@suse.de>
9437 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9439 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9442 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9443 reload for symbol refs moved to r0 with -fPIC.
9444 (legitimize_pic_address): Use the target register as temporary
9446 (emit_symbolic_move): Adjust comment.
9447 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9450 2008-07-14 Ben Elliston <bje@au.ibm.com>
9452 * c-common.h (C_CPP_HASHNODE): New macro.
9453 * coretypes.h (struct cpp_token): Forward declare.
9454 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9455 the context-sensitive keyword method.
9456 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9457 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9458 expand_bool_pixel): New.
9459 (altivec_categorize_keyword): New function.
9460 (init_vector_keywords): New function.
9461 (rs6000_macro_to_expand): Likewise.
9462 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9463 compiling an ISO C dialect.
9465 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9467 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9468 (create_expression_by_pieces): Fix typo.
9469 (do_regular_insertion): Use debug counter here too.
9471 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9474 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9475 CONST_OK_FOR_LETTER_P. All port-local users changed.
9476 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9477 implement Kp matching power-of-two.
9478 (CONSTRAINT_LEN): Define to match.
9479 * config/cris/cris.md: Replace all use of constraint K with Kc.
9480 ("*btst*): Use Kp for operand 0 of last alternative.
9482 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9485 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9488 2008-07-13 Jan Hubicka <jh@suse.cz>
9490 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9493 2008-07-13 Richard Guenther <rguenther@suse.de>
9496 * langhooks.c (lhd_print_error_function): Deal with recursive
9499 2008-07-12 Jan Hubicka <jh@suse.cz>
9501 * cgraph.c (assembler_name_hash): New static var.
9502 (hash_node_by_assembler_name, eq_assembler_name): New.
9503 (cgraph_node_for_asm): Use hashtable.
9504 (cgraph_remove_node): Maintain hashtable.
9505 (change_decl_assembler_name): Sanity check that names are not changing
9506 after aliasing was processed.
9507 * cgraph.h (varpoon_node): Add next GGC marker.
9508 * tree.c (decl_assembler_name_equal): Constify.
9509 (decl_assembler_name_hash): New.
9510 * tree.h (decl_assembler_name_equal): Constify.
9511 (decl_assembler_name_hash): Update.
9513 2008-07-12 David Daney <ddaney@avtrex.com>
9515 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9518 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9520 * doc/md.texi: Document the MIPS "v" constraint.
9521 * config/mips/mips.h (reg_class): Revert last change.
9522 (REG_CLASS_NAMES): Likewise.
9523 (REG_CLASS_CONTENTS): Likewise.
9524 * config/mips/mips.c (mips_regno_to_class): Likewise.
9525 * config/mips/constraints.md (v): Likewise, but add documentation.
9526 Add a comment to say that this constraint should not be used in
9529 2008-07-11 DJ Delorie <dj@redhat.com>
9531 * config/h8300/h8300.md (length): Fix branch offset limit.
9533 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9535 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9536 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9537 (avr_hard_regno_scratch_ok): New function.
9538 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9539 * config/avr/avr.md (all peepholes that request a scratch register):
9540 Remove avr_peep2_scratch_safe use.
9542 2008-07-11 Tom Tromey <tromey@redhat.com>
9543 Ian Lance Taylor <iant@google.com>
9545 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9546 (struct c_common_resword): Define.
9547 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9548 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9549 (c_common_reswords, num_c_common_reswords): Declare.
9550 * c-common.c (c_common_reswords): New global const array.
9551 (num_c_common_reswords): New const int.
9552 * c-parser.c (struct resword, reswords): Don't define.
9553 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9554 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9555 than reswords. If warning about C++ keywords, give them a special
9557 (c_lex_one_token): Warn about C++ keywords. Call
9558 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9559 (c_parser_external_declaration): Look for RID_xxx rather than
9560 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9561 (c_parser_statement_after_labels): Likewise.
9562 (c_parser_objc_class_instance_variables): Likewise.
9563 (c_parser_objc_class_declaration): Likewise.
9564 (c_parser_objc_try_catch_statement): Likewise.
9565 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9566 (declspecs_add_type): Likewise.
9568 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9570 * ggc-page.c (alloc_page):
9571 Substituting xmalloc, xcalloc with
9572 XNEWVEC and XCNEWVAR macros which add the
9575 2008-07-11 Richard Guenther <rguenther@suse.de>
9577 PR tree-optimization/36765
9578 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9579 aliases from HEAP vars to SMTs.
9581 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9583 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9584 * configure.ac (loose_warn): Move -Wc++-compat from here...
9585 (strict_warn): ...to here.
9586 * configure: Regenerate.
9588 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9590 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9591 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9592 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9593 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9594 excluding more specific h8300-*-* and sh-*-* targets.
9596 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9598 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9600 (execute_pre): Call loop_optimizer_finalize in early exit.
9602 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9605 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9606 uids in the bitmap, not just VAR_DECL uids.
9608 PR rtl-optimization/36419
9609 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9610 (combine_stack_adjustments_for_block): Call it if needed. Delete
9612 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9613 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9614 prologue sp adjustment.
9616 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9619 * opts.c (print_ignored_options): Report postponed diagnostics for
9620 unknown -Wno-* options as warnings, not errors.
9621 (postpone_unknown_option_error): Renamed to...
9622 (postpone_unknown_option_warning): ... this.
9624 2008-07-09 Doug Kwan <dougkwan@google.com>
9627 2008-07-08 Doug Kwan <dougkwan@google.com>
9629 * config/arm/arm.opt (mandroid): New option.
9630 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9631 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9633 (CC1PLUS_SPEC): Same.
9635 (STARTFILE_SPEC): Same.
9636 (ENDFILE_SPEC): Same.
9637 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9640 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9643 * config/mips/mips.h (reg_class): Remove V1_REG.
9644 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9645 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9647 (mips_get_tp): New function.
9648 (mips_legitimize_tls_address): Use it.
9649 * config/mips/constraints.md (v): Delete.
9650 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9651 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9652 After reload, split into a move and ...
9653 (*tls_get_tp_<mode>_split): ...this new instruction.
9655 2008-07-09 David Daney <ddaney@avtrex.com>
9657 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9659 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9661 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9662 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9664 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9665 htab_delete should be called. Don't free c.
9666 (lookup_tmp_var): Create temp_htab lazily.
9667 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9668 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9670 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9671 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9672 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9673 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9674 * tree-sra.c (generate_element_init): Likewise.
9675 * tree-mudflap.c (execute_mudflap_function_ops,
9676 execute_mudflap_function_decls): Likewise.
9677 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9678 * tree-gimple.h (struct gimplify_ctx): New type.
9679 (push_gimplify_context): Adjust prototype.
9681 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9683 * tree-ssa-pre.c (phi_translate_1): Update placement of
9686 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9688 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9689 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9690 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9691 * targhooks.c (default_hard_regno_scratch_ok): New function.
9692 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9693 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9694 * recog.c: Include "target.h".
9695 (peep2_find_free_register): Add check for global regs. Add target
9697 * Makefile.in (recog.o): Depend on target.h.
9699 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9701 * config/sh/sh.c (sh_canonical_va_list_type): New.
9702 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9704 2008-07-09 Raksit Ashok <raksit@google.com>
9706 * doc/invoke.texi (Option Summary): Mention new option
9707 -Wdisallowed-function-list=...
9708 (Warning Options): Document -Wdisallowed-function-list=...
9709 * common.opt (Wdisallowed-function-list=): New flag.
9710 * flags.h (warn_disallowed_functions): External definition of new
9711 boolean warning flag.
9712 (warn_if_disallowed_function_p): Declare new function.
9713 * opts.c (warning_disallowed_functions): New static variable.
9714 (warn_disallowed_functions): New boolean warning flag.
9715 (warn_if_disallowed_function_p): New function.
9716 (add_comma_separated_to_vector): Rename
9717 add_instrument_functions_exclude_list to this.
9718 (common_handle_option): Handle new option. Rename calls to
9719 add_instrument_functions_exclude_list into calls to
9720 add_comma_separated_to_vector.
9721 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9722 based on flag warn_disallowed_functions.
9724 2008-07-09 Christian Bruel <christian.bruel@st.com>
9726 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9727 instead of get_attr_length.
9729 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9731 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9733 * genemit.c (gen_insn): Likewise.
9734 * gengtype.c (note_def_vec): Likewise.
9735 * gengtype.h (note_def_vec): Likewise.
9736 * genoutput.c (struct data, output_insn_data, process_template,
9737 gen_expand, gen_split, note_constraint): Likewise.
9738 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9739 make_insn_sequence): Likewise.
9740 * gensupport.c (record_insn_name): Likewise.
9742 2008-07-08 Doug Kwan <dougkwan@google.com>
9744 * config/arm/arm.opt (mandroid): New option.
9745 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9746 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9748 (CC1PLUS_SPEC): Same.
9750 (STARTFILE_SPEC): Same.
9751 (ENDFILE_SPEC): Same.
9752 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9755 2008-07-08 Raksit Ashok <raksit@google.com>
9757 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9758 (set_storage_via_setmem): Fix expected_align parameter.
9759 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9760 missing from the list.
9761 * doc/md.texi (movmem): Explicitly state that expected alignment is
9762 to be expressed in bytes.
9763 (setmem): Explicitly state that expected alignment is to be expressed
9766 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9768 * reload.c (find_reloads_subreg_address): Do not require validity
9769 of address in original mode before reloading address.
9771 2008-07-07 Tianwei Sheng <tianweis@google.com>
9773 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9774 bounds array access.
9776 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9778 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9780 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9782 Fix PR tree-optimization/23455
9783 Fix PR tree-optimization/35286
9784 Fix PR tree-optimization/35287
9785 * Makefile.in (OBJS-common): Remove tree-vn.o.
9786 (tree-vn.o): Remove.
9787 * dbgcnt.def: Add treepre_insert debug counter.
9788 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9789 (debug_value_expressions): Ditto.
9790 (print_value_expressions): Ditto.
9791 * tree-pretty-print.c (dump_generic_node): Updated for
9792 VALUE_HANDLE removal.
9793 * tree-ssa-dom.c (record_equality): Ditto.
9794 (cprop_operand): Ditto.
9795 (lookup_avail_expr): Ditto.
9796 * tree-ssa-threadedge.c
9797 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9798 (simplify_control_stmt_condition): Ditto.
9799 * tree.c (tree_code_size): Ditto.
9800 (tree_node_structure): Ditto.
9801 (iterative_hash_expr): Ditto.
9803 * tree.h (VALUE_HANDLE_ID): Ditto.
9804 (VALUE_HANDLE_EXPR_SET): Ditto.
9805 (struct tree_value_handle): Ditto.
9806 (union tree_node): Ditto.
9807 * treestruct.def: Ditto.
9808 * tree-vn.c: Removed.
9809 * tree-ssa-pre.c: Rewritten entirely.
9810 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9811 (constant_value_ids): Ditto.
9812 (vn_nary_op_t): Moved to header.
9814 (vn_reference_op_t): Ditto
9815 (vn_reference_t): Ditto.
9816 (next_value_id): New variable.
9817 (VN_INFO): Add an assert.
9818 (vn_constant_eq): New function.
9819 (vn_constant_hash): Ditto.
9820 (get_or_alloc_constant_value_id): Ditto.
9821 (value_id_constant_p): Ditto.
9822 (vn_reference_compute_hash): De-staticify.
9823 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9824 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9825 (valueize_refs): Update opcode if it changes from ssa name to constant.
9826 (vn_reference_lookup_1): Add new argument.
9827 (vn_reference_lookup): Ditto.
9828 (vn_reference_lookup_pieces): New function.
9829 (vn_reference_insert): Add return type. Modify to deal with value ids.
9830 (vn_reference_insert_pieces): New function.
9831 (vn_nary_op_compute_hash): De-staticify.
9832 (vn_nary_op_eq): Ditto.
9833 (vn_nary_op_lookup_pieces): New function.
9834 (vn_nary_op_lookup): Add new argument.
9835 (vn_nary_op_insert_pieces): New function.
9836 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9837 (vn_phi_insert): Ditto.
9838 (visit_unary_op): Update for callee changes.
9839 (visit_binary_op): Ditto.
9840 (visit_reference_op_load): Ditto.
9841 (visit_reference_op_store): Ditto.
9842 (init_scc_vn): Init next_value_id, constant_to_value_id and
9844 (free_scc_vn): Free them.
9845 (set_hashtable_value_ids): New function.
9846 (run_scc_vn): Use it.
9847 (get_max_value_id): New function.
9848 (get_next_value_id): Ditto.
9849 (expressions_equal_p): Moved from tree-vn.c
9850 (sort_vuses): Ditto.
9851 (sort_vuses_heap): Ditto.
9852 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9854 * tree.c (iterative_hash_hashval_t): Made non-static
9855 * tree.h (iterative_hash_hashval_t): Declare it.
9857 2008-07-08 Martin Jambor <mjambor@suse.cz>
9859 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9860 instead of ipa_create_node_params.
9861 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9862 ipa_check_create_edge_args, free them with
9863 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9865 * ipa-prop.c: Include flags.h and tree-inline.h.
9866 (ipa_node_params_vector): New variable.
9867 (ipa_edge_args_vector): New variable.
9868 (edge_removal_hook_holder): New variable.
9869 (node_removal_hook_holder): New variable.
9870 (edge_duplication_hook_holder): New variable.
9871 (node_duplication_hook_holder): New variable.
9872 (ipa_detect_param_modifications): Check for presence of modified flags.
9873 (ipa_compute_jump_functions): Check for presence of jump functions.
9874 (ipa_free_edge_args_substructures): New function.
9875 (ipa_create_node_params): Removed.
9876 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9877 (ipa_free_node_params_substructures): New function.
9878 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9880 (ipa_edge_removal_hook): New function.
9881 (ipa_node_removal_hook): New function.
9882 (duplicate_array): New function.
9883 (ipa_edge_duplication_hook): New function.
9884 (ipa_node_duplication_hook): New function.
9885 (ipa_register_cgraph_hooks): New function.
9886 (ipa_unregister_cgraph_hooks): New function.
9887 (free_all_ipa_structures_after_ipa_cp): New function.
9889 * ipa-prop.h: Include vec.h.
9890 (ipa_node_params_t): New typedef with vector types for it.
9891 (ipa_edge_args_t): New typedef with vector types for it.
9892 (IPA_NODE_REF): Changed to access an on-the-side vector.
9893 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9894 (ipa_check_create_node_params): New function.
9895 (ipa_check_create_edge_args): New function.
9897 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9900 2008-07-07 Tom Tromey <tromey@redhat.com>
9902 * configure, config.in: Rebuilt.
9903 * configure.ac: Don't check for scandir or alphasort.
9905 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9907 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9908 types immediately after creating them.
9910 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9912 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9914 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9916 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9917 dump_constraint_graph.
9918 (dump_constraint_edge): New function.
9919 (dump_constraint_graph): New function.
9920 (debug_constraint_graph): New function.
9921 (dump_constraint): Removed useless comparison.
9922 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9923 (dump_constraint_graph): Declare.
9924 (debug_constraint_graph): Declare.
9925 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9927 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9929 * config/i386/i386.c (is_va_list_char_pointer): New.
9930 (ix86_va_start): Replace compare with ms_va_list_type_node
9931 by is_va_list_char_pointer.
9932 (ix86_gimplify_va_arg): Likewise.
9934 2008-07-07 Martin Jambor <mjambor@suse.cz>
9936 * cgraph.c (cgraph_edge_max_uid): New variable.
9937 (struct cgraph_edge_hook_list): New type.
9938 (struct cgraph_node_hook_list): New type.
9939 (struct cgraph_2edge_hook_list): New type.
9940 (struct cgraph_2node_hook_list): New type.
9941 (first_cgraph_edge_removal_hook): New variable.
9942 (first_cgraph_node_removal_hook): New variable.
9943 (first_cgraph_edge_duplicated_hook): New variable.
9944 (first_cgraph_node_duplicated_hook): New variable.
9945 (cgraph_add_edge_removal_hook): New function.
9946 (cgraph_remove_edge_removal_hook): New function.
9947 (cgraph_call_edge_removal_hooks): New function.
9948 (cgraph_add_node_removal_hook): New function.
9949 (cgraph_remove_node_removal_hook): New function.
9950 (cgraph_call_node_removal_hooks): New function.
9951 (cgraph_add_edge_duplication_hook): New function.
9952 (cgraph_remove_edge_duplication_hook): New function.
9953 (cgraph_call_edge_duplication_hooks): New function.
9954 (cgraph_add_node_duplication_hook): New function.
9955 (cgraph_remove_node_duplication_hook): New function.
9956 (cgraph_call_node_duplication_hooks): New function.
9957 (cgraph_create_edge): Assign to edge uid.
9958 (cgraph_remove_edge): Call edge removal hooks.
9959 (cgraph_node_remove_callees): Call edge removal hooks.
9960 (cgraph_node_remove_callers): Call edge removal hooks.
9961 (cgraph_remove_node): Call node removal hooks.
9962 (cgraph_clone_edge): Call edge duplication hooks.
9963 (cgraph_clone_node): Call node duplication hooks.
9965 * cgraph.h (cgraph_edge): New field uid.
9966 (cgraph_edge_hook): New type.
9967 (cgraph_node_hook): New type.
9968 (cgraph_2edge_hook): New type.
9969 (cgraph_2node_hook): New type.
9971 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9973 * config.in: Regenerate.
9975 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9977 * gcc.c (print_sysroot): New.
9978 (option_map, display_help, process_command): Handle the
9979 -print-sysroot option.
9980 (main): Print the sysroot if requested.
9981 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9983 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9986 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9988 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9990 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9991 (assign_parm_setup_block_p): Also check mode of entry_parm.
9993 2008-07-07 Richard Guenther <rguenther@suse.de>
9995 * tree-ssa-structalias.h (set_used_smts): Remove.
9996 * tree-ssa-structalias.c (used_smts): Likewise.
9997 (set_used_smts): Likewise.
9998 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9999 call to set_used_smts.
10001 2008-07-07 Richard Guenther <rguenther@suse.de>
10003 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
10004 (new_var_info): Set it to false.
10005 (solution_set_add): Correctly handle pointers outside a var and
10007 (type_safe): Treat variables with is_full_var properly.
10008 (do_sd_constraint): Likewise.
10009 (do_ds_constraint): Likewise.
10010 (process_constraint): Remove zeroing offset for !use_field_sensitive.
10011 (get_constraint_for_ptr_offset): New function.
10012 (get_constraint_for_component_ref): For addresses at least include
10013 the last field of the variable. Handle is_full_vars properly.
10014 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
10015 (handle_ptr_arith): Remove.
10016 (find_func_aliases): Simplify assignment handling.
10017 (create_function_info_for): For parameter and result varinfos set
10019 (create_variable_info_for): Set is_full_var flag whenever we
10020 just created a single varinfo for a decl.
10021 (init_alias_vars): Initialize use_field_sensitive from
10022 max-fields-for-field-sensitive parameter.
10024 2008-07-07 Richard Guenther <rguenther@suse.de>
10026 PR tree-optimization/36713
10027 * tree-flow-inline.h (is_call_used): New function.
10028 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
10029 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10030 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
10032 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10034 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
10036 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
10038 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
10040 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10041 Nathan Sidwell <nathan@codesourcery.com>
10043 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
10044 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
10046 * config/m68k/t-linux: New.
10047 * doc/install.texi: Document m68k-*-linux is now multilibbed by
10050 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
10052 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
10053 * config/m68k/m68k-devices.def: Remove multilibs that only differ
10056 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10058 * gcc.c (execute): Fix -Wc++-compat warning.
10060 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10063 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10064 constant for little endian.
10066 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10068 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10069 mips_base_mips16 instead of TARGET_MIPS16.
10070 (mips_base_mips16): Declare.
10071 * config/mips/mips.c (mips_base_mips16): Make global.
10072 (was_mips16_p): Remove GTY marker.
10073 (was_mips16_pch_p): New variable.
10074 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10075 (mips_override_options): Force to non-MIPS16 mode initially.
10076 Do not complain about MIPS16 PIC incompatibilities here.
10077 Only allow -mgpopt if -mexplicit-relocs is in force for
10080 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10082 * configure.ac: Check for caddr_t, define to char * if not defined.
10083 * configure: Regenerate.
10084 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10085 (mmap_gt_pch_use_address): Likewise.
10086 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10088 2008-07-06 Richard Guenther <rguenther@suse.de>
10090 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10091 (new_var_info): Deal with it.
10092 (solution_set_add): Likewise.
10093 (bitpos_of_field): Make signed, fix.
10094 (struct fieldoff): Remove type and decl fields. Make size field
10095 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10097 (fieldoff_compare): Deal with it.
10098 (push_fields_onto_fieldstack): Remove has_union argument, glob
10099 adjacent non-pointer fields together.
10100 (create_function_info_for): Do not set has_union.
10101 (create_variable_info_for): Simplify.
10103 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10105 * config.gcc (extra_headers): Add cross-stdarg.h for target
10106 x86_64-*-* and i?86-*-*.
10107 * config/i386/cross-stdarg.h: New.
10108 * builtins.c (std_fn_abi_va_list): New.
10109 (std_canonical_va_list_type): New.
10110 (stabilize_va_list): Replace va_list_type_node use by
10111 mtarget.canonical_va_list_type.
10112 (gimplify_va_arg_expr): Likewise.
10113 (expand_builtin_va_copy): Replace va_list_type_node use by
10114 mtarget.fn_abi_va_list.
10115 * tree-sra.c (is_va_list_type): New helper.
10116 (decl_can_be_decomposed_p): Replace
10117 va_list_type_node use by is_va_list_type.
10118 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10119 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10120 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10121 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10122 (ix86_enum_va_list): New.
10123 * config/i386/i386.c (sysv_va_list_type_node): New.
10124 (ms_va_list_type_node): New.
10125 (ix86_function_type_abi): Remove sorry.
10126 (ix86_build_builtin_va_list_abi): New.
10127 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10128 for 64-bit targets.
10129 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10130 (ix86_init_builtins_va_builtins_abi): New.
10131 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10132 for 64-bit targets.
10133 (ix86_handle_abi_attribute): New.
10134 (attribute_spec): Add sysv_abi and ms_abi.
10135 (ix86_fn_abi_va_list): New.
10136 (ix86_canonical_va_list_type): New.
10137 (ix86_enum_va_list): New.
10138 (TARGET_FN_ABI_VA_LIST): New.
10139 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10140 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10141 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10142 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10143 (TARGET_ENUM_VA_LIST): New.
10144 * expr.h (std_fn_abi_va_list): New.
10145 (std_canonical_va_list_type): New.
10146 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10147 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10148 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10149 TARGET_CANONICAL_VA_LIST_TYPE.
10150 * target.h (struct gcc_target): Add fn_abi_va_list hook
10151 and canonical_va_list_type hook.
10153 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10155 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10156 integral and pointer types.
10158 2008-07-04 Roger Sayle <roger@eyesopen.com>
10160 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10161 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10163 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10166 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10168 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10170 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10171 build_gimple_modify_stmt.
10172 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10173 gimple operand. Use fold_build* instead of build*.
10175 2008-07-04 Richard Guenther <rguenther@suse.de>
10177 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10178 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10179 properly to compute the reachability set if we do field-sensitive PTA.
10180 * invoke.texi (max-fields-for-field-sensitive): Document default.
10181 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10182 100 for optimize >= 2.
10184 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10186 * ggc-zone.c (lookup_page_table_if_allocated,
10187 set_page_table_entry, zone_find_object_size, alloc_small_page,
10188 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10189 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10190 -Wc++-compat and/or -Wcast-qual warnings.
10192 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10195 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10196 pic_offset_table_rtx to be marked as used here.
10197 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10198 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10199 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10200 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10201 !TARGET_SECURE_PLT.
10203 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10205 * alloc-pool.c (hash_descriptor, eq_descriptor,
10206 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10207 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10209 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10210 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10211 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10212 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10215 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10217 * tree-flow.h (loop_only_exit_p): Declare.
10218 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10219 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10220 the number of iterations if it is constant. Otherwise, if this is the
10221 only possible exit of the loop, use the conservative estimate on the
10222 number of iterations of the entire loop if available.
10224 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10226 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10227 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10228 Add synchronization functions.
10229 * config/sync.c: New file.
10230 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10231 (LIBGCC_SYNC_CFLAGS): Likewise.
10233 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10236 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10237 (*pushtf_sse): New insn pattern.
10238 (pushtf splitters): New splitters.
10240 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10242 PR middle-end/35736
10243 * predict.c (build_predict_expr): Use void_type_node for the tree
10244 type, instead of NULL_TREE.
10246 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10248 * config/i386/i386.c (contains_aligned_value_p): Return true
10250 (ix86_data_alignment): Align TCmode to 128bits.
10251 (ix86_local_alignment): Likewise.
10253 2008-07-03 Andrew Haley <aph@redhat.com>
10256 * vec.h (VEC_TA): New.
10257 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10258 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10259 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10260 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10261 (C_COMMON_FIXED_TYPES): Remove first arg.
10262 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10263 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10264 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10265 not to use empty macro arguments.
10267 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10269 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10270 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10271 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10272 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10273 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10274 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10275 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10276 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10277 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10278 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10279 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10280 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10281 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10282 config/rs6000/e500crtres64gpr.asm,
10283 config/rs6000/e500crtres64gprctr.asm,
10284 config/rs6000/e500crtrest32gpr.asm,
10285 config/rs6000/e500crtrest64gpr.asm,
10286 config/rs6000/e500crtresx32gpr.asm,
10287 config/rs6000/e500crtresx64gpr.asm,
10288 config/rs6000/e500crtsav32gpr.asm,
10289 config/rs6000/e500crtsav64gpr.asm,
10290 config/rs6000/e500crtsav64gprctr.asm,
10291 config/rs6000/e500crtsavg32gpr.asm,
10292 config/rs6000/e500crtsavg64gpr.asm,
10293 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10294 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10295 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10296 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10297 config/sparc/sol2-cn.asm: Remove .file directives.
10299 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10301 * resource.c (mark_referenced_resources): Look inside
10302 UNSPEC_VOLATILEs and ASM_INPUTs.
10304 2008-07-02 Ian Lance Taylor <iant@google.com>
10306 * rtlanal.c (add_reg_note): New function.
10307 * rtl.h (add_reg_note): Declare.
10308 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10309 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10310 * builtins.c (expand_builtin_longjmp): Likewise.
10311 (expand_builtin_nonlocal_goto): Likewise.
10312 * calls.c (emit_call_1, expand_call): Likewise.
10313 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10314 * cfglayout.c (fixup_reorder_chain): Likewise.
10315 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10316 (commit_one_edge_insertion): Likewise.
10317 * combine.c (move_deaths, distribute_notes): Likewise.
10318 * df-problems.c (df_set_note): Likewise.
10319 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10320 (set_unique_reg_note): Likewise.
10321 (emit_copy_of_insn_after): Likewise.
10322 * expr.c (expand_expr_real): Likewise.
10323 * gcse.c (add_label_notes): Likewise.
10324 * haifa-sched.c (create_check_block_twin): Likewise.
10325 * jump.c (mark_jump_label_1): Likewise.
10326 * loop-doloop.c (add_test, doloop_modify): Likewise.
10327 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10328 * lower-subreg.c (move_eh_region_note): Likewise.
10329 * optabs.c (emit_libcall_block): Likewise.
10330 * predict.c (predict_insn): Likewise.
10331 (combine_predictions_for_insn): Likewise.
10332 * recog.c (peephole2_optimize): Likewise.
10333 * regmove.c (try_auto_increment): Likewise.
10334 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10335 * reload.c (find_reloads): Likewise.
10336 * reload1.c (fixup_eh_region_note): Likewise.
10337 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10338 * reorg.c (delete_prior_computation): Likewise.
10339 (delete_computation, dbr_schedule): Likewise.
10340 * config/pa/pa.c (legitimize_pic_address): Likewise.
10341 * config/sh/sh.c (sh_reorg): Likewise.
10343 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10346 * config/libgcc-glibc.ver: Add %exclude.
10347 * config/m32r/libgcc-glibc.ver: Likwise.
10348 * config/s390/libgcc-glibc.ver: Likwise.
10349 * config/sh/libgcc-glibc.ver: Likwise.
10350 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10352 * config/i386/libgcc-glibc.ver: New.
10354 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10356 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10358 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10359 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10360 i[34567]86-*-linux*, x86_64-*-linux*. Add
10361 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10362 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10363 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10364 i[34567]86-*-linux*, x86_64-*-linux*.
10366 * libgcc-std.ver: Add empty GCC_4.4.0.
10368 * mkmap-symver.awk: Support multiple versions per symbol.
10370 * config/i386/i386.c (ix86_init_builtins): Always define
10371 __builtin_fabsq and __builtin_copysignq with fallbacks.
10372 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10373 and __builtin_copysignq if SSE2 isn't available.
10375 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10376 (LIBGCC2_TF_CEXT): Likwise.
10377 (TF_SIZE): Likwise.
10379 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10381 * config/i386/sfp-machine.h: Moved to libgcc.
10383 * config/i386/sfp-machine.h: New.
10384 * config/i386/t-linux: Likwise.
10386 * config/i386/t-darwin: Remove softfp_wrap_start and
10388 * config/i386/t-darwin64: Likewise.
10390 * config/i386/t-fprules-softfp64: Renamed to ...
10391 * config/i386/t-fprules-softfp: This.
10393 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10394 and softfp_wrap_end.
10396 2008-07-02 Jason Merrill <jason@redhat.com>
10398 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10400 * tree.c (ctor_to_list): New fn.
10401 * tree.h: Declare it.
10402 (CONSTRUCTOR_ELT): New macro.
10403 (CONSTRUCTOR_NELTS): New macro.
10405 2008-07-02 Richard Guenther <rguenther@suse.de>
10407 * tree-ssa-structalias.c (struct variable_info): Reorder
10408 to fill padding on 64bit hosts. Make collapsed_to an int.
10409 (get_varinfo_fc): Deal with that.
10410 (new_var_info): Likewise.
10411 (collapse_rest_of_var): Likewise.
10413 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10415 * doc/install.texi (--enable-java-home): Document.
10416 (--enable-aot-compile-rpm): Likewise.
10417 (--with-arch-directory): Likewise.
10418 (--with-os-directory): Likewise.
10419 (--with-origin-name): Likewise.
10420 (--with-arch-suffix): Likewise.
10421 (--with-jvm-root-dir): Likewise.
10422 (--with-jvm-jar-dir): Likewise.
10423 (--with-python-dir): Likewise.
10425 2008-07-02 Richard Guenther <rguenther@suse.de>
10427 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10428 from decls explicitly. Merge operand checking from tuples.
10430 2008-07-02 Martin Jambor <mjambor@suse.cz>
10432 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10434 2008-07-02 Martin Jambor <mjambor@suse.cz>
10436 * tree-switch-conversion.c: Included timevar.h
10437 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10439 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10441 2008-07-02 Martin Jambor <mjambor@suse.cz>
10443 * tree-switch-conversion.c: Corrected various comments and
10445 (build_constructors): Fixed minor formatting mistakes.
10447 * invoke.texi (Optimize Options): Corrected the
10448 switch-conversion-max-branch-ratio parameter.
10450 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10452 * final.c (asm_insn_count): Return zero for an empty asm body.
10454 2008-07-02 Richard Guenther <rguenther@suse.de>
10456 * bitmap.h (bitmap_set_bit): Return bool.
10457 (bitmap_clear_bit): Likewise.
10458 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10459 write to the bitmap if it would.
10460 (bitmap_clear_bit): Likewise.
10461 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10462 bitmap_set_bit return value.
10463 (add_pred_graph_edge): Likewise.
10464 (add_graph_edge): Likewise.
10465 (do_sd_constraint): Likewise.
10466 (do_ds_constraint): Likewise.
10468 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10470 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10471 Fix -Wc++-compat and/or -Wcast-qual warnings.
10472 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10473 gen_regparm_prefix): Likewise.
10474 * vmsdbgout.c (write_modbeg, lookup_filename,
10475 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10477 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10479 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10480 defaults.h definition apply.
10482 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10484 * function.c (assign_parm_remove_parallels): New.
10485 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10487 (assign_parm_setup_block): Do not handle them.
10488 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10489 assign_parm_remove_parallels.
10491 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10493 * c-typeck.c (convert_for_assignment): Use
10494 vector_targets_convertible_p.
10495 * c-common.c (vector_targets_convertible_p): New.
10496 * c-common.h (vector_targets_convertible_p): New prototype.
10497 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10498 opaque_p_V2SI_type_node.
10500 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10502 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10505 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10507 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10508 TFmode constants via two element DImode vector for hosts with
10509 HOST_BITS_PER_WIDE_INT < 64.
10510 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10511 also for HOST_BITS_PER_WIDE_INT < 64.
10513 2008-07-01 Richard Guenther <rguenther@suse.de>
10515 PR tree-optimization/36666
10516 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10517 (get_constraint_exp_from_ssa_var): Split into ...
10518 (get_constraint_exp_for_temp): ... this ...
10519 (get_constraint_for_ssa_var): ... and that.
10520 Return constraint expressions for all touched sub-fields
10521 if the results address is not taken.
10522 (process_constraint): Remove assertion that aggregate
10523 assignments do not happen at this place.
10524 (get_constraint_for_component_ref): Add address_p argument.
10525 Return constraint expressions for all touched sub-fields
10526 if the results address is not taken.
10527 (do_deref): Use get_constraint_exp_for_temp.
10528 (get_constraint_for_1): Rename from ...
10529 (get_constraint_for): ... this. Add the old function as wrapper.
10530 (do_structure_copy): Use get_constraint_for_1.
10532 2008-07-01 Martin Jambor <mjambor@suse.cz>
10534 * Makefile.in (tree-switch-conversion.o): Add.
10535 (OBJS-common): Add tree-swtch-conversion.o.
10536 * passes.c (init_optimization_passes): Add pass_convert_switch.
10537 * tree-pass.h: (pass_convert_switch): Add.
10538 * tree-switch-conversion.c: New file.
10539 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10540 * common.opt (ftree-cswtch): New option.
10541 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10542 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10543 * opts.c (decode_options): Set flag_tree_switch_conversion when
10544 optimization level is >= 2.
10545 * doc/invoke.texi (Optimize Options): Added description of
10546 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10548 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10550 * config/darwin-driver.c (darwin_default_min_version): Fix
10551 -Wc++-compat warnings.
10553 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10555 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10558 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10560 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10562 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10564 PR rtl-optimization/34744
10565 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10566 (df_scan_free_internal): Free data structures not
10567 allocated in storage pools.
10568 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10569 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10570 df_scan_free_mws_vec.
10571 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10574 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10576 * config/i386/i386.c (contains_aligned_value_p): Return true
10578 (ix86_function_arg_boundary): Return its natural boundary
10580 (return_in_memory_32): Don't check TDmode.
10581 (ix86_split_to_parts): Support splitting into 4 parts and
10582 support TFmode for 32bit target.
10583 (ix86_split_long_move): Support splitting into 4 parts.
10584 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10586 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10587 (ix86_init_builtins): Here.
10588 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10589 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10590 'q' and 'w', respectively.
10592 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10594 (movtf_internal): Likewise.
10595 (<code>tf2): Likewise.
10596 (*absnegtf2_sse): Likewise.
10597 (copysign<mode>3): Likewise.
10598 (copysign<mode>3_const): Likewise.
10599 (copysign<mode>3_var): Likewise.
10600 (define_split UNSPEC_COPYSIGN): Likewise.
10601 * config/i386/sse.md (*nandtf3): Likewise.
10602 (<code>tf3): Likewise.
10603 (*<code>tf3): Likewise.
10605 2008-06-30 Joey Ye <joey.ye@intel.com>
10606 H.J. Lu <hongjiu.lu@intel.com>
10608 * global.c (compute_regsets): Set frame_pointer_needed here.
10609 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10611 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10613 * doc/install.texi (specific): Expand Windows build notes.
10615 2008-06-30 Ira Rosen <irar@il.ibm.com>
10617 PR tree-optimization/36648
10618 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10619 number of prolog iterations by step. Fix the comment.
10621 2008-06-30 Richard Guenther <rguenther@suse.de>
10623 PR middle-end/36671
10624 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10625 handle calls from ECF_MALLOC functions.
10626 (handle_pure_call): ECF_MALLOC functions do not return
10628 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10630 2008-06-29 Andreas Schwab <schwab@suse.de>
10632 * config/m68k/m68k.c (print_operand): Always print a float
10634 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10635 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10638 * config/rs6000/x-linux64: Remove never used file.
10640 2008-06-29 Richard Guenther <rguenther@suse.de>
10642 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10644 (struct alias_info): Move ...
10645 * tree-ssa-alias.c: ... here.
10646 (update_alias_info): Declare.
10647 (compute_may_aliases): Call it.
10648 (update_alias_info): New function.
10649 * tree-ssa-structalias.c (update_alias_info): Move ...
10650 * tree-ssa-alias.c (update_alias_info_1): ... here.
10651 * tree-ssa-structalias.c (process_constraint_1): Remove
10652 unused from_call argument. Rename to ...
10653 (process_constraint): ... this. Delete old wrapper.
10654 (make_constraint_to): Adjust callers.
10655 (handle_const_call): Likewise.
10656 (handle_pure_call): Likewise.
10657 (init_base_vars): Likewise.
10658 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10659 (find_func_aliases): We don't need structure copies for
10661 (make_constraint_from_anything): Remove.
10662 (create_variable_info_for): For globals make constraints
10663 from escaped, not from anything.
10664 (compute_points_to_sets): Do not call update_alias_info.
10665 (ipa_pta_execute): Use make_constraint_from.
10667 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10669 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10670 (bitmap.o-warn, dominance.o-warn): New.
10671 * configure.ac (cxx_compat_warn): Delete.
10672 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10673 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10675 * configure: Regenerate.
10677 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10680 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10682 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10683 * df-scan.c (df_notes_rescan): Likewise.
10684 * ggc-page.c (set_page_table_entry): Likewise.
10685 * intl.c (gcc_gettext_width): Likewise.
10686 * varasm.c (get_unnamed_section, get_noswitch_section,
10687 get_section): Likewise.
10689 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10691 * regrename.c (build_def_use): Don't copy RTX.
10693 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10695 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10696 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10697 punctuation. Use @ref instead of @xref.
10698 (Function Names): Remove stray @display/@end display.
10699 (C++ Attributes): Use @ref instead of @xref.
10700 (Deprecated Features): Fix punctuation around @xref.
10701 (Backwards Compatibility): Likewise.
10702 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10704 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10706 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10707 constants for E500 double.
10709 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10711 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10712 element type of const_vector.
10714 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10716 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10717 Remove FLAGS_REG clobber from expander pattern.
10718 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10719 (anddi3, andsi3, andhi3, andqi3): Ditto.
10720 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10721 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10722 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10723 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10724 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10725 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10726 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10727 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10729 2008-06-28 Richard Guenther <rguenther@suse.de>
10731 * tree-ssa-structalias.c (callused_id, var_callused,
10732 callused_tree): Add.
10733 (handle_pure_call): New function.
10734 (find_func_aliases): Call it.
10735 (find_what_p_points_to): Handle the call-used set.
10736 (clobber_what_escaped): Likewise.
10737 (compute_call_used_vars): New function.
10738 (init_base_vars): Init the call-used variable.
10739 (do_sd_constraint): Do not propagate the solution from CALLUSED
10740 but use CALLUSED as a placeholder.
10741 (solve_graph): Likewise.
10742 * tree-flow-inline.h (gimple_call_used_vars): New function.
10743 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10744 (compute_call_used_vars): Declare.
10745 * tree-ssa-alias.c (set_initial_properties): Call
10746 compute_call_used_vars.
10747 (reset_alias_info): Clear call-used variables.
10748 (add_call_clobber_ops): Assert we are not called for const/pure
10749 functions. Remove handling of them.
10750 (add_call_read_ops): Handle pure functions by adding the
10751 call-used set of variables as VUSEs.
10752 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10753 (delete_tree_ssa): Free it.
10754 * tree-dfa.c (remove_referenced_var): Clear the var from the
10757 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10759 * tree.c (build_varargs_function_type_list): New.
10760 (build_function_type_list_1): New.
10761 (build_function_type_list): Use build_function_type_list_1.
10762 * tree.h (build_varargs_function_type_list): New.
10764 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10767 * config/spu/spu.c (spu_builtin_splats): Do not generate
10768 invalid CONST_VECTOR expressions.
10769 (spu_expand_vector_init): Likewise.
10771 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10773 * optabs.c (libfunc_decls): New variable.
10774 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10775 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10776 for the same function twice.
10778 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10780 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10781 ix86_expand_binary_operator directly.
10782 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10784 (*ashrti3_1): Ditto.
10785 (*lshrti3_1): Ditto.
10786 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10787 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10788 using only one splitter. Conditionaly execute splitter before or
10789 after peephole2 pass.
10790 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10791 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10792 Use only one alternative in asm template.
10793 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10795 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10796 "J" operand constraint for operand 2.
10797 (*ashldi3_cconly_rex64): Ditto.
10798 (*ashrdi3_cmp_rex64): Ditto.
10799 (*ashrdi3_cconly_rex64): Ditto.
10800 (*lshrdi3_cmp_rex64): Ditto.
10801 (*lshrdi3_cconly_rex64): Ditto.
10802 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10803 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10804 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10807 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10809 * gimplify.c (omp_is_private): Don't return true if decl is not
10810 already private on #pragma omp for or #pragma omp parallel for.
10813 * tree-cfg.c (struct move_stmt_d): Replace block field with
10814 orig_block and new_block fields.
10815 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10816 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10817 (move_block_to_fn): Replace vars_map and new_label_map arguments
10818 with struct move_stmt_d pointer.
10819 (replace_block_vars_by_duplicates): New function.
10820 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10821 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10822 all subblocks of ORIG_BLOCK to the new function. Call
10823 replace_block_vars_by_duplicates.
10824 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10825 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10826 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10827 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10828 (expand_omp): Temporarily set input_location to the location of
10829 region's controlling stmt.
10830 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10831 BIND_EXPR, push ctx->block_vars and gimplification vars into
10832 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10833 into dest function.
10834 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10835 there are any BLOCK_VARS.
10836 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10837 OMP_PARALLEL or OMP_TASK stmt.
10838 (lower_omp): Save and restore input_location around the lower_omp_1
10841 2008-06-27 Richard Guenther <rguenther@suse.de>
10843 PR tree-optimization/36400
10844 PR tree-optimization/36373
10845 PR tree-optimization/36344
10846 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10847 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10848 (update_alias_info): Remove call clobbering code.
10849 (make_constraint_to): New helper function.
10850 (make_escape_constraint): Likewise.
10851 (handle_rhs_call): Use it on all pointer containing arguments.
10852 Also mark the static chain escaped.
10853 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10854 instead of ANYTHING.
10855 (make_constraint_from): New helper split out from ...
10856 (make_constraint_from_anything): ... here.
10857 (find_func_aliases): Add constraints for escape sites.
10858 (intra_create_variable_infos): Make constraints from NONLOCAL
10860 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10862 (clobber_what_p_points_to): Remove.
10863 (clobber_what_escaped): New function.
10864 (init_base_vars): Init NONLOCAL and ESCAPED.
10865 (do_sd_constraint): Do not propagate the solution from ESCAPED
10866 but use ESCAPED as a placeholder.
10867 (solve_graph): Likewise.
10868 * tree-flow.h (clobber_what_p_points_to): Remove.
10869 (clobber_what_escaped): Declare.
10870 * tree-ssa-alias.c (set_initial_properties): Call it.
10871 Remove code clobbering escaped pointers.
10873 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10875 * function.c (allocate_struct_function): Only allocate a unique
10876 funcdef_no if the decl is nonzero.
10878 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10880 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10881 * config/mips/mips.c (mips_split_const_insns): New function.
10882 * config/mips/mips.md (move_type): New attribute.
10883 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10884 (dword_mode): New attribute.
10885 (type): Avoid long line. Map "move_type"s to "type"s,
10886 choosing "multi" for doubleword moves if appropriate.
10887 Swap MTC/MFC comments to match their declaration order.
10888 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10889 "type" is "branch" or "jal" is "direct".
10890 (length): Handle "extended_mips16" first. Make the default
10891 "0" for "ghost" instructions. Set the length from "move_type".
10892 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10893 of "type", with "sll0" for the register alternative. Remove the
10894 "extended_mips16" attribute.
10895 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10896 of "type", with "shift_shift" for the register alternative.
10897 Remove the "length" attribute.
10898 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10899 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10900 of "type", with "andi" for the register alternative.
10901 (*zero_extendqihi2): Likewise.
10902 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10903 of "andi" instead of a "type" of "arith".
10904 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10906 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10907 (mov_<store>r, *mov<mode>_ra): Likewise.
10908 (extendsidi2): Use "move_type" instead of "type", with "move"
10909 for the register alternative.
10910 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10911 of "type", with "signext" for the register alternative.
10912 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10913 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10914 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10915 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10916 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10917 (unnamed branch insn): Likewise.
10918 (*movdi_gp32_fp64): Fold into...
10919 (*movdi_32bit): ...here.
10920 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10921 (*movdf_hardfloat): ...this new pattern.
10922 (*movdf_softfloat): Remove redundant FPR alternatives.
10923 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10924 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10925 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10926 the "move" attribute.
10927 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10928 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10929 and "store" for COP loads and stores.
10930 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10931 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10932 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10933 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10934 (*movtf_mips16, *movv2sf): Likewise.
10935 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10936 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10937 (mfhc1<mode>): Use "move_type" instead of "move".
10938 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10939 (loadgp_blockage): Remove the "length" attribute.
10940 (blockage, set_got_version, update_got_version): Likewise.
10941 (call_internal): Remove the "extended_mips16" attribute.
10942 (call_value_internal, call_value_multiple_internal): Likewise.
10943 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10945 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10946 the "length" attribute.
10948 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10950 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10951 -Wcast-qual warnings.
10952 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10953 handle_pragma_pop_macro): Likewise.
10954 * collect2.c (resolve_lib_name): Likewise.
10955 * config/arc/arc.c (arc_init): Likewise.
10956 * config/arm/arm.c (neon_builtin_compare,
10957 locate_neon_builtin_icode): Likewise.
10958 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10959 * config/bfin/bfin.c (bfin_init_machine_status,
10960 bfin_optimize_loop): Likewise.
10961 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10962 * config/cris/cris.c (cris_init_expanders): Likewise.
10963 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10964 * config/darwin.c (machopic_indirection_eq,
10965 machopic_indirection_name, machopic_output_indirection): Likewise.
10966 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10967 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10968 frv_optimize_membar): Likewise.
10969 * config/i386/cygwin.h (mingw_scan,
10970 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10971 * config/i386/cygwin1.c (mingw_scan): Likewise.
10972 * config/i386/i386.c (machopic_output_stub): Likewise.
10973 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10974 i386_pe_unique_section): Likewise.
10975 * config/ia64/ia64.c (ia64_init_machine_status,
10976 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10978 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10979 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10980 * config/m68k/m68k.c (m68k_handle_option,
10981 m68k_sched_md_init_global): Likewise.
10982 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10983 mcore_unique_section): Likewise.
10984 * config/mips/mips.c (mips_block_move_straight,
10985 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10987 * config/mmix/mmix.c (mmix_init_machine_status,
10988 mmix_encode_section_info): Likewise.
10989 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10990 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10991 print_operand_address, output_toc, redefine_groups,
10992 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10993 * config/s390/s390.c (s390_init_machine_status): Likewise.
10994 * config/score/score.c (score_block_move_straight,
10995 score_block_move_loop_body): Likewise.
10996 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10997 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10998 * emit-rtl.c (find_auto_inc): Likewise.
10999 * gcc.c (translate_options, process_command): Likewise.
11000 * reorg.c (dbr_schedule): Likewise.
11001 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
11002 * xcoffout.c (xcoffout_declare_function): Likewise.
11004 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
11006 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
11007 ipa-pta working again.
11009 2008-06-27 David Edelsohn <edelsohn@gnu.org>
11011 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
11014 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
11016 * config.gcc (powerpc*-*-*): Add new core e500mc.
11017 * config/rs6000/e500mc.md: New file.
11018 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11020 (rs6000_override_options): Add e500mc case to
11021 processor_target_table. Altivec and Spe options not allowed
11022 with e500mc. Add isel instruction to e500mc by
11023 default. Initialize rs6000_cost for e500mc.
11024 (rs6000_issue_rate): Set issue rate for e500mc.
11025 * config/rs6000/rs6000.h (processor_type): Add
11026 PROCESSOR_PPCE500MC.
11027 (ASM_CPU_SPEC): Add e500mc.
11028 Set TARGET_ISEL to rs6000_isel.
11029 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
11030 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
11031 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
11033 * doc/invoke.texi: Add e500mc to list of cpus.
11035 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11038 * c-lex.c (lex_charconst): Initialize unsignedp.
11040 2008-06-27 Olivier Hainque <hainque@adacore.com>
11042 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
11043 documented assumptions.
11045 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11047 * dwarf2out.c: Remove trailing white spaces. Break long line
11050 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11052 * libfuncs.h (LTI_synchronize): New libfunc_index.
11053 (synchronize_libfunc): Declare.
11054 * builtins.c (expand_builtin_synchronize): Consider using
11055 synchronize_libfunc before falling back on an asm blockage.
11056 * config/mips/mips.c: Include libfuncs.h
11057 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11059 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11061 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11062 parameter. Copy stack_reg to r11 where appropriate.
11063 (no_global_regs_above): Add gpr parameter.
11064 (rs6000_stack_info): Only add padding for SPE save area if we
11065 are saving SPE GPRs and CR.
11066 (saveres_routine_syms): New variable.
11067 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11069 (rs6000_savres_routine_sym): New function.
11070 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11072 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11073 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11074 Tweak FPR out-of-line saving.
11075 (rs6000_make_savres_rtx): New function.
11076 (rs6000_use_multiple_p): New function.
11077 (rs6000_savres_strategy): New function.
11078 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11079 out-of-line if appropriate.
11080 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11081 if we are optimizing for size.
11082 (GP_SAVE_INLINE): Define.
11083 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11084 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11085 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11086 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11087 (*save_fpregs_<mode>): Add use of r11.
11088 (*restore_gpregs_<mode>): New insn.
11089 (*return_and_restore_gpregs_<mode>): New insn.
11090 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11092 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11093 (*restore_gpregs_spe): New insn.
11094 (*return_and_restore_gpregs_spe): New insn.
11095 * config/rs6000/predicates.md (save_world_operation): Fix check.
11097 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11099 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11100 this point, so assert that.
11102 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11104 * cfganal.c: Include vec.h and vecprim.h.
11105 (compute_idf): Import from...
11106 * tree-into-ssa (compute_idf): ...here.
11107 * basic-block.h (compute_idf): Export.
11109 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11111 * c-decl.c (merge_decls): Use !current_function_decl to check for
11112 extern declaration of C99 inline function being at file scope.
11114 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11116 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11118 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11120 * alias.c (record_alias_subset, init_alias_analysis): Fix
11121 -Wc++-compat and/or -Wcast-qual warnings.
11122 * attribs.c (lookup_attribute_spec): Likewise.
11123 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11124 copy_bb, connect_traces,
11125 find_rarely_executed_basic_blocks_and_cr): Likewise.
11126 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11127 note_btr_set, migrate_btr_defs): Likewise.
11128 * builtins.c (result_vector, expand_builtin_memcpy,
11129 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11130 builtin_memset_read_str, expand_builtin_printf,
11131 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11133 * caller-save.c (mark_set_regs): Likewise.
11134 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11135 * cgraph.c (cgraph_edge): Likewise.
11136 * combine.c (likely_spilled_retval_1): Likewise.
11137 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11138 htab_counts_entry_del, get_coverage_counts): Likewise.
11139 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11140 new_cselib_val): Likewise.
11141 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11142 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11144 * df-core.c (df_compact_blocks): Likewise.
11145 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11146 * df-scan.c (df_grow_reg_info, df_ref_create,
11147 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11148 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11149 df_record_entry_block_defs, df_record_exit_block_uses,
11150 df_bb_verify): Likewise.
11151 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11152 DF_REF_EXTRACT_MODE_CONST): New.
11153 * dominance.c (get_immediate_dominator, get_dominated_by,
11154 nearest_common_dominator, root_of_dom_tree,
11155 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11156 -Wc++-compat and/or -Wcast-qual warnings.
11157 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11158 record_store, replace_read, check_mem_read_rtx, scan_insn,
11159 dse_step1, dse_record_singleton_alias_set): Likewise.
11160 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11162 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11164 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11165 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11166 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11167 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11168 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11169 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11170 file_name_acquire, output_file_names, add_const_value_attribute,
11171 premark_used_types_helper, file_table_eq, file_table_hash,
11172 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11173 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11174 -Wcast-qual warnings.
11175 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11176 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11177 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11178 gen_reg_rtx, start_sequence, init_emit): Likewise.
11179 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11180 * except.c (init_eh_for_function, gen_eh_region,
11181 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11182 arh_to_landing_pad, arh_to_label, add_action_record,
11183 add_call_site, switch_to_exception_section): Likewise.
11184 * expmed.c (synth_mult): Likewise.
11185 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11186 store_expr): Likewise.
11187 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11189 * function.c (assign_stack_temp_for_type,
11190 allocate_struct_function, match_asm_constraints_1): Likewise.
11191 * gcov-io.c (gcov_allocate): Likewise.
11192 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11193 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11194 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11195 record_one_set, insert_expr_in_table, insert_set_in_table,
11196 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11197 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11198 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11199 -Wcast-qual warnings.
11201 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11203 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11204 -Wcast-qual warnings.
11205 * gcc.c (process_command): Likewise.
11206 * genattrtab.c (oballoc): Use XOBNEW.
11207 (oballocvec): Define.
11208 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11209 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11210 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11211 -Wc++-compat and/or -Wcast-qual warnings.
11212 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11213 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11214 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11215 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11216 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11217 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11218 add_excls, process_presence_absence_names,
11219 process_presence_absence_patterns, add_presence_absence,
11220 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11221 get_free_state, add_arc, get_free_automata_list_el,
11222 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11223 transform_3, cache_presence, create_ainsns, create_automata,
11224 create_state_ainsn_table, dfa_insn_code_enlarge,
11225 output_trans_func, output_min_issue_delay_func,
11226 output_dead_lock_func, output_reset_func,
11227 output_get_cpu_unit_code_func, output_dfa_start_func,
11228 expand_automata): Likewise.
11229 * genextract.c (gen_insn): Likewise.
11230 * gengtype-lex.l: Likewise.
11231 * gengtype.c (read_input_list, adjust_field_type,
11232 process_gc_options): Likewise.
11233 * genoutput.c (note_constraint): Likewise.
11234 * genpreds.c (mangle, add_constraint): Likewise.
11235 * genrecog.c (process_define_predicate, new_decision,
11236 add_to_sequence): Likewise.
11237 * gensupport.c (record_insn_name): Likewise.
11239 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11241 * config/i386/driver-i386.c (detect_caches_amd,
11242 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11243 and/or -Wcast-qual warnings.
11244 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11245 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11246 gt_pch_save): Likewise.
11247 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11248 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11249 * global.c (compute_regsets): Likewise.
11250 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11251 finish_graph_dump_file): Likewise.
11252 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11253 unlink_bb_notes): Likewise.
11254 * integrate.c (get_hard_reg_initial_val): Likewise.
11255 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11256 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11257 * local-alloc.c (update_equiv_regs): Likewise.
11258 * loop-invariant.c (check_invariant_table_size,
11259 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11261 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11262 altered_reg_used, mark_altered): Likewise.
11263 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11264 insert_var_expansion_initialization,
11265 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11266 release_var_copies): Likewise.
11267 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11268 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11269 analyze_accesses_for_phi_node, check_var_notmodified_p,
11270 check_allocation_function, find_sites_in_func,
11271 record_all_accesses_in_func, transform_access_sites,
11272 transform_allocation_sites): Likewise.
11273 * omp-low.c (new_omp_region, create_omp_child_function_name,
11274 check_omp_nesting_restrictions, check_combined_parallel,
11275 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11276 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11277 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11278 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11280 * opts-common.c (prune_options): Likewise.
11281 * opts.c (add_input_filename, print_filtered_help,
11282 get_option_state): Likewise.
11283 * params.c (add_params): Likewise.
11284 * passes.c (set_pass_for_id, next_pass_1,
11285 do_per_function_toporder, pass_fini_dump_file): Likewise.
11286 * postreload.c (reload_cse_simplify_operands): Likewise.
11287 * predict.c (tree_predicted_by_p, tree_predict_edge,
11288 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11290 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11292 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11294 * recog.c (check_asm_operands, validate_change_1): Likewise.
11295 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11296 subst_asm_stack_regs): Likewise.
11297 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11298 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11299 * regmove.c (reg_is_remote_constant_p): Likewise.
11300 * regrename.c (regrename_optimize, scan_rtx_reg,
11301 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11303 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11304 regstat_compute_calls_crossed): Likewise.
11305 * reload1.c (init_reload, new_insn_chain,
11306 has_nonexceptional_receiver, reload, copy_reloads,
11307 calculate_needs_all_insns, init_elim_table): Likewise.
11308 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11309 * rtl.c (shallow_copy_rtx_stat): Likewise.
11310 * rtlanal.c (parms_set): Likewise.
11311 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11312 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11313 * sched-ebb.c (earliest_block_with_similiar_load,
11314 add_deps_for_risky_insns): Likewise.
11315 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11316 schedule_region): Likewise.
11317 * see.c (eq_descriptor_pre_extension,
11318 hash_descriptor_pre_extension, hash_del_pre_extension,
11319 eq_descriptor_properties, hash_descriptor_properties,
11320 hash_del_properties, see_seek_pre_extension_expr,
11321 see_initialize_data_structures, see_print_register_properties,
11322 see_print_pre_extension_expr, see_delete_merged_def_extension,
11323 see_delete_unmerged_def_extension, see_emit_use_extension,
11324 see_pre_delete_extension, see_map_extension, see_commit_changes,
11325 see_analyze_merged_def_local_prop,
11326 see_analyze_merged_def_local_prop,
11327 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11328 see_set_prop_merged_def, see_set_prop_unmerged_def,
11329 see_set_prop_unmerged_use, see_print_one_extension,
11330 see_merge_one_use_extension, see_merge_one_def_extension,
11331 see_store_reference_and_extension, see_update_uses_relevancy,
11332 see_update_defs_relevancy): Likewise.
11333 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11334 hash_statistics_free, curr_statistics_hash): Likewise.
11335 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11336 expand_asm_operands, expand_return, case_bit_test_cmp,
11337 expand_case): Likewise.
11338 * stor-layout.c (start_record_layout): Likewise.
11339 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11340 gt_pch_save_stringpool): Likewise.
11341 * tree-data-ref.c (hash_stmt_vertex_info,
11342 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11343 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11345 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11348 * config/i386/i386.md : Change constraints of HImode and QImode
11349 immediate operands from "i" to "n". Change SImode "ni" constraint to
11350 "i" and SImode "rmi" constraint to "g". Remove all constraints
11351 from const0_operand and const1_operand predicated operands.
11352 (i): Change QImode and HImode attribute from "i" to "n".
11353 (*subqi_2): Change HImode operands to QImode.
11356 2008-06-25 Olivier Hainque <hainque@adacore.com>
11358 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11361 2008-06-25 Richard Guenther <rguenther@suse.de>
11363 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11364 not overflow the result type.
11366 2008-06-25 Richard Guenther <rguenther@suse.de>
11368 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11369 (vn_lookup): Likewise.
11371 2008-06-25 Richard Guenther <rguenther@suse.de>
11373 PR tree-optimization/35518
11374 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11375 * tree-sra.c (instantiate_element): Use fold_build3 to build
11377 (try_instantiate_multiple_fields): Likewise.
11379 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11381 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11384 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11386 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11387 use_backchain_to_restore_sp to true
11388 if the offset of the link register save area would go over the 32k - 1
11389 offset limit of the load
11392 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11394 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11395 anchor for the type-punning blurb. Cross-reference "Structures
11396 unions enumerations and bit-fields implementation". Provide a
11397 cast-through-pointer example. Make final sentence self-contained.
11398 * doc/implement-c.texi (Structures unions enumerations and
11399 bit-fields implementation): Cross-reference the type-punning blurb
11400 in the -fstrict-aliasing documentation.
11402 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11404 PR middle-end/36594
11405 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11406 the memory instead of the memory itself for the save area.
11408 2008-06-24 Olivier Hainque <hainque@adacore.com>
11409 Nicolas Roche <roche@adacore.com>
11411 * gengtype.c (srcdir_len): size_t instead of int.
11412 (get_file_realbasename): New function. For F a filename, the real
11413 basename of F, with all the path components stripped.
11414 (get_file_srcdir_relative_path): New function. For F a filename, the
11415 relative path to F from $(srcdir).
11416 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11417 get_file_realbasename. Adjust the head comment.
11418 (get_prefix_langdir_index): New function. For F a filename, return the
11419 lang_dir_names[] relative index of the language directory that is
11421 (get_file_langdir): For F a filename, return the name of the language
11422 directory where F is located.
11423 (get_file_gtfilename): New function. The gt- output file name for an
11425 (get_output_file_with_visibility): Replace in-line computations with
11426 uses of get_file_gtfilename and get_prefix_langdir_index.
11427 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11429 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11431 PR tree-optimization/36504
11432 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11433 references without base address.
11435 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11437 PR middle-end/36584
11438 * calls.c (expand_call): Increase alignment for recursive functions.
11440 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11442 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11443 (TARGET_FUNCTION_VALUE): New define.
11444 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11445 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11447 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11449 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11450 (fmod<mode>3): Ditto.
11451 (remainderxf3): Ditto.
11452 (remainder<mode>3): Ditto.
11454 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11457 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11458 REG is a hard register.
11460 PR tree-optimization/36508
11461 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11462 499, don't check it at all in release compilers.
11464 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11466 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11467 together with SSE_TARGET_MATH to disable insn pattern.
11468 (*fop_<MODEF:mode>_2_i387): Ditto.
11469 (*fop_<MODEF:mode>_3_i387): Ditto.
11471 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11473 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11475 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11477 PR middle-end/34906
11478 * gimplify.c (gimplify_asm_expr): Check the return code of
11479 parse_output_constraint call, set function return and is_inout
11480 value if it failed.
11482 2008-06-22 Ian Lance Taylor <iant@google.com>
11484 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11485 (narrowest_signed_type): Likewise.
11486 * c-typeck.c (c_common_type): Change local variable mclass to enum
11488 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11489 tcc_comparison, not the tree code itself.
11490 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11491 (c_expand_expr): Cast modifier to enum expand_modifier.
11492 * c-common.h (C_RID_CODE): Add casts.
11493 (C_SET_RID_CODE): Define.
11494 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11495 (c_lex_one_token): Add cast to avoid warning.
11496 (c_parser_objc_type_name): Rename local typename to type_name.
11497 (check_no_duplicate_clause): Change code parameter to enum
11499 (c_parser_omp_var_list_parens): Change kind parameter to enum
11501 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11502 c_parser_omp_list_var_parens.
11503 (c_parser_omp_threadprivate): Likewise.
11504 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11505 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11506 * c-format.c (NO_FMT): Define.
11507 (printf_length_specs): Use NO_FMT.
11508 (asm_fprintf_length_specs): Likewise.
11509 (gcc_diag_length_specs): Likewise.
11510 (scanf_length_specs): Likewise.
11511 (strfmon_length_specs): Likewise.
11512 (gcc_gfc_length_specs): Likewise.
11513 (printf_flag_specs): Change 0 to STD_C89.
11514 (asm_fprintf_flag_specs): Likewise.
11515 (gcc_diag_flag_specs): Likewise.
11516 (gcc_cxxdiag_flag_specs): Likewise.
11517 (scanf_flag_specs): Likewise.
11518 (strftime_flag_specs): Likewise.
11519 (strfmon_flag_specs): Likewise.
11520 (print_char_table): Likewise.
11521 (asm_fprintf_char_table): Likewise.
11522 (gcc_diag_char_table): Likewise.
11523 (gcc_tdiag_char_table): Likewise.
11524 (gcc_cdiag_char_table): Likewise.
11525 (gcc_cxxdiag_char_table): Likewise.
11526 (gcc_gfc_char_table): Likewise.
11527 (scan_char_table): Likewise.
11528 (time_char_table): Likewis.
11529 (monetary_char_table): Likewise.
11530 * c-format.h (BADLEN): Likewise.
11532 2008-06-21 Ian Lance Taylor <iant@google.com>
11534 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11535 Define END_OF_BASE_TREE_CODES around inclusion.
11536 * tree.c (tree_code_type): New global array.
11537 (tree_code_length, tree_code_name): Likewise.
11538 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11539 $(lang_tree_files).
11540 (all-tree.def, s-alltree): New targets.
11541 (gencheck.h, s-gencheck): Remove.
11542 (tree.o): Depend upon all-tree.def.
11543 (build/gencheck.o): Remove gencheck.h dependency.
11544 (mostlyclean): Don't remove gencheck.h.
11545 * c-common.h (enum c_tree_code): Remove.
11546 * c-lang.c (tree_code_type): Remove.
11547 (tree_code_length, tree_code_name): Remove.
11548 * gencheck.c (tree_codes): Include all-tree.def, rather than
11549 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11551 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11553 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11554 (operator_name_info): Size to MAX_TREE_CODES.
11555 (assignment_operator_name_info): Likewise.
11556 * cp/cp-lang.c (tree_code_type): Remove.
11557 (tree_code_length, tree_code_name): Remove.
11558 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11559 (assignment_operator_name_info): Likewise.
11560 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11562 * cp/mangle.c (write_expression): Likewise.
11563 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11564 * fortran/f95-lang.c (tree_code_type): Remove.
11565 (tree_code_length, tree_code_name): Remove.
11566 * java/java-tree.h (enum java_tree_code): Remove.
11567 * java/lang.c (tree_code_type): Remove.
11568 (tree_code_length, tree_code_name): Remove.
11569 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11570 * objc/objc-act.h (enum objc_tree_code): Remove.
11571 * objc/objc-lang.c (tree_code_type): Remove.
11572 (tree_code_length, tree_code_name): Remove.
11573 * objcp/objcp-lang.c (tree_code_type): Remove.
11574 (tree_code_length, tree_code_name): Remove.
11575 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11576 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11577 * ada/misc.c (tree_code_type): Remove.
11578 (tree_code_length, tree_code_name): Remove.
11580 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11582 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11583 the grand_bitmap_obstack.
11585 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11587 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11588 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11589 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11590 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11591 move_stmt_r, new_label_mapper): Likewise.
11592 * tree-complex.c (cvc_lookup): Likewise.
11593 * tree-dfa.c (create_function_ann): Likewise.
11594 * tree-dump.c (dump_register): Likewise.
11595 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11596 find_phi_replacement_condition): Likewise.
11597 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11598 tree_function_versioning): Likewise.
11599 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11600 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11601 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11602 get_nonlocal_debug_decl, convert_nonlocal_reference,
11603 convert_nonlocal_omp_clauses, get_local_debug_decl,
11604 convert_local_reference, convert_local_omp_clauses,
11605 convert_nl_goto_reference, convert_nl_goto_receiver,
11606 convert_tramp_reference, convert_call_expr): Likewise.
11607 * tree-outof-ssa.c (contains_tree_r): Likewise.
11608 * tree-parloops.c (reduction_phi, initialize_reductions,
11609 eliminate_local_variables_1, add_field_for_reduction,
11610 add_field_for_name, create_phi_for_local_result,
11611 create_call_for_reduction_1, create_loads_for_reductions,
11612 create_stores_for_reduction, create_loads_and_stores_for_name):
11614 * tree-phinodes.c (allocate_phi_node): Likewise.
11615 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11616 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11617 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11618 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11619 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11620 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11621 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11622 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11623 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11624 vn_nary_op_insert): Likewise.
11625 * tree-ssa.c (redirect_edge_var_map_add,
11626 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11627 * tree-vectorizer.c (vectorize_loops): Likewise.
11628 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11629 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11630 tree_cons_stat, build1_stat, build_variant_type_copy,
11631 decl_init_priority_lookup, decl_fini_priority_lookup,
11632 decl_priority_info, decl_restrict_base_lookup,
11633 decl_restrict_base_insert, decl_debug_expr_lookup,
11634 decl_debug_expr_insert, decl_value_expr_lookup,
11635 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11636 type_hash_add, get_file_function_name, tree_check_failed,
11637 tree_not_check_failed, tree_range_check_failed,
11638 omp_clause_range_check_failed, build_omp_clause,
11639 build_vl_exp_stat): Likewise.
11640 * value-prof.c (gimple_histogram_value,
11641 gimple_duplicate_stmt_histograms): Likewise.
11642 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11643 unshare_variable, variable_union_info_cmp_pos, variable_union,
11644 dataflow_set_different_1, dataflow_set_different_2,
11645 vt_find_locations, variable_was_changed, set_variable_part,
11646 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11647 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11648 section_entry_hash, object_block_entry_eq,
11649 object_block_entry_hash, create_block_symbol,
11650 initialize_cold_section_name, default_function_rodata_section,
11651 strip_reg_name, set_user_assembler_name, const_desc_eq,
11652 build_constant_desc, output_constant_def, lookup_constant_def,
11653 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11654 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11655 default_internal_label): Likewise.
11656 * varray.c (varray_init, varray_grow): Likewise.
11657 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11659 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11661 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11662 operators for "test" insn. Macroize insn using SWI mode macro.
11663 (*jcc_fused_2): Ditto.
11664 (*jcc_fused_3): Macroize insn using SWI mode macro.
11665 (*jcc_fused_4): Ditto.
11667 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11669 * tree-ssa-pre.c: Fix typo in comment.
11670 (init_antic, fini_antic): Add explicit funtions for
11671 initializing and deinitializing ANTIC and AVAIL sets.
11672 (create_expression_by_pieces): Fix typo in comment.
11673 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11674 (execute_pre): Eventually dump details about ANTIC_IN.
11676 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11678 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11679 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11680 add_to_obstack, file_at_path, find_a_file, execute,
11681 add_preprocessor_option, add_assembler_option, add_linker_option,
11682 process_command, insert_wrapper, do_option_spec, do_self_spec,
11683 spec_path, do_spec_1, is_directory, main, used_arg,
11684 getenv_spec_function): Likewise.
11685 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11686 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11689 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11691 * doc/rtl.texi: Updated subreg section.
11693 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11696 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11697 node->needed and node->reachable.
11698 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11699 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11700 (expand_task_call): Don't call expand_task_copyfn.
11701 (expand_task_copyfn): Renamed to...
11702 (finalize_task_copyfn): ... this.
11704 2008-06-19 Jan Hubicka <jh@suse.cz>
11706 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11707 clobbering framepointer.
11709 2008-06-19 Jan Hubicka <jh@suse.cz>
11711 * tree-optimize.c (execute_early_local_optimizations): Set
11712 cgraph_state only at first invocation.
11714 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11716 * system.h (-Wc++-compat): Activate as a warning, no an error.
11718 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11720 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11721 instead of "#" in insn asm template.
11722 (*jcc_fused_2): Ditto.
11724 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11726 * config/i386/i386.h (ix86_tune_indices)
11727 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11728 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11729 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11730 (*jcc_fused_2): Ditto.
11731 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11732 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11733 (print operand): Handle 'E' and 'e' code.
11735 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11737 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11738 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11739 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11741 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11743 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11745 (cgraph_expand_function): Use local copy of decl.
11746 (cgraph_expand_all_functions): Remove redundant initialization of
11748 (cgraph_optimize): Reword internal_error message.
11750 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11752 * arm-protos.h (arm_return_in_memory): Remove public
11753 arm_return_in_memory() prototype.
11754 * arm.c (arm_return_in_memory): Add static prototype, add target
11755 hook macro, change definition and comments.
11756 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11758 2008-06-19 Ben Elliston <bje@au.ibm.com>
11760 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11761 real.c: Remove references to IEEE 754R.
11762 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11763 * doc/libgcc.texi (Decimal float library routines): Likewise.
11765 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11767 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11768 (default_unwind_word_mode): Add prototype.
11769 * targhooks.c (default_unwind_word_mode): New function.
11770 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11771 instead of word_mode.
11772 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11773 (TARGET_INITIALIZER): Use it.
11775 * c-common.c (handle_mode_attribute): Support "unwind_word"
11777 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11779 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11780 word_mode to access SjLj_Function_Context member "data".
11781 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11782 conversion from targetm.eh_return_filter_mode () to
11783 targetm.unwind_word_mode () if they differ.
11785 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11786 (BT_FN_UNWINDWORD_PTR): New function type.
11787 (BT_FN_WORD_PTR): Remove.
11788 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11789 * except.c (expand_builtin_extend_pointer): Convert pointer to
11790 targetm.unwind_word_mode () instead of word_mode.
11792 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11793 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11794 (spu_unwind_word_mode): New function.
11795 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11796 (TARGET_UNWIND_WORD_MODE): Define.
11797 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11799 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11801 * config/spu/spu.c (reg_align): Remove.
11802 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11803 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11804 (spu_split_store): Likewise.
11806 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11808 * gcc/tree-vn.c: Fix typo in comment.
11810 2008-06-18 Jan Hubicka <jh@suse.cz>
11812 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11813 toplevel reorder too.
11815 2008-06-18 Jan Hubicka <jh@suse.cz>
11817 * c-opts.c (c_common_post_options): PCH is not compatible with
11819 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11820 -fno-toplevel-reorder by default now.
11822 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11824 PR documentation/30739
11825 * doc/install.texi (Prerequisites): Document dependency on awk.
11827 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11828 Ian Lance Taylor <iant@google.com>
11830 PR rtl-optimization/35604
11831 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11832 only want to change jump destinations, not eventual label comparisons.
11834 2008-06-16 Jan Hubicka <jh@suse.cz>
11836 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11838 (cgraph_analyze_function): Likewise.
11840 2008-06-16 Jan Hubicka <jh@suse.cz>
11842 * cgraph.h (cgraph_mark_if_needed): New function.
11843 * cgraphunit.c (cgraph_mark_if_needed): New function.
11844 * c-decl.c (duplicate_decl): Use it.
11846 2008-06-16 Jan Hubicka <jh@suse.cz>
11848 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11851 2008-06-16 Jan Hubicka <jh@suse.cz>
11853 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11855 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11856 Kazu Hirata <kazu@codesourcery.com>
11857 Maxim Kuvyrkov <maxim@codesourcery.com
11859 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11860 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11861 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11862 EXTRA_SPEC_FUNCTIONS.
11863 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11864 (DRIVER_SELF_SPECS): Adjust.
11865 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11866 * config/mips/st.h, config/mips/t-st: New.
11867 * config/mips/driver-native.c, config/mips/x-native: New.
11868 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11871 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11873 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11875 (ISA_HAS_FP_CONDMOVE): New macro.
11876 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11877 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11878 (ISA_HAS_NMADD3_NMSUB3): New macro.
11879 * config/mips/mips.c (mips_rtx_costs): Update.
11880 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11881 compiling for ST Loongson 2E/2F.
11882 (madd<mode>): Rename to madd4<mode>. Update.
11883 (madd3<mode>): New pattern.
11884 (msub<mode>): Rename to msub4<mode>. Update.
11885 (msub3<mode>): New pattern.
11886 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11887 (nmadd3<mode>): New pattern.
11888 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11889 (nmadd3<mode>_fastmath): New pattern.
11890 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11891 (nmsub3<mode>): New pattern.
11892 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11893 (nmsub3<mode>_fastmath): New pattern.
11894 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11896 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11898 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11899 (DF_REF_INSN_INFO): New.
11900 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11901 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11902 with a NULL DF_REF_INSN_INFO.
11903 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11905 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11906 DF_INSN_INFO_EQ_USES): New.
11907 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11908 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11909 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11910 * df-core.c: Update comment for above changes.
11911 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11912 DF_INSN_UID_* macros.
11913 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11914 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11915 insn rtx. Update all callers.
11916 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11917 df_ref_create_structure, df_insn_refs_collect): Likewise.
11918 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11919 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11920 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11921 macros to access the insn refs.
11922 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11923 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11924 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11925 for accessing the refs.
11926 (try_fwprop_subst): Likewise.
11927 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11928 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11929 for accessing the refs.
11930 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11931 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11932 to look at the insn refs.
11933 (record_uses): Likewise.
11934 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11936 (mark_artificial_uses): Don't mark_insn for artificial refs.
11937 (mark_reg_rependencies): Likewise.
11939 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11941 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11943 * configure: Regenerate.
11945 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11947 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11948 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11949 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11951 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11953 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11954 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11955 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11957 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11959 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11960 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11961 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11963 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11965 * tree-ssa-sccvn.c: Fix format of comments.
11967 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11969 * cgraph.c: Remove unneeded forward declarations of eq_node()
11972 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11974 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11976 (see_update_relevancy): Likewise.
11977 * fwprop.c (try_fwprop_subst): Likewise.
11978 * rtlanal.c (noop_move_p): Likewise.
11979 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11980 notes to non-existing libcall blocks.
11981 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11983 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11984 (dead_libcall_p): Remove.
11985 (delete_trivially_dead_insns): Don't use it.
11986 * web.c (union_defs): Remove comment about keeping nops.
11987 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11988 (compute_hash_table_work): Don't track libcall notes.
11989 (do_local_cprop): Don't take libcall pointers. Don't update
11991 (adjust_libcall_notes): Deleted.
11992 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11993 ever have existed in the first place).
11994 (replace_store_insn): Don't try to remove libcall notes.
11995 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11996 (resolve_reg_notes): Don't call them.
11997 (resolve_simple_move): Likewise.
11998 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11999 Don't remove REG_RETVAL notes.
12000 * emit-rtl.c (try_split): Don't update libcall notes.
12001 (emit_copy_of_insn_after): Dito.
12002 * cselib.c (cselib_current_insn_in_libcall): Remove.
12003 (cselib_process_insn): Don't set/clear it.
12004 (new_elt_loc_list): Don't record it.
12005 (cselib_init): Don't initialize it.
12006 * cselib.c (struct elt_loc_list): Remove in_libcall field.
12007 * loop-invariant.c (find_invariant_insn): Don't look for libcall
12009 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
12010 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
12011 (init_deps): Don't initialize it.
12012 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
12013 * combine.c (delete_noop_moves): Don't update libcall notes.
12014 (can_combine_p): Remove now pointless #if 0 block.
12015 (try_combine): Remove another obsolete #if 0 block.
12016 (distribute_notes): Don't distribute libcall notes.
12017 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
12018 * dce.c (libcall_dead_p): Remove.
12019 (delete_unmarked_insns): Don't handle libcall blocks.
12020 (preserve_libcall_for_dce): Remove.
12021 (prescan_insns_for_dce): Don't special-case libcall block insns.
12022 * reload1 (reload): Don't handle libcall notes.
12023 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
12026 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12028 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
12029 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12030 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12032 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12034 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
12035 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12036 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12038 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12040 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
12042 2008-06-16 Ira Rosen <irar@il.ibm.com>
12044 PR tree-optimization/36493
12045 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12046 the arguments list. Use VECTYPE to create vector pointer.
12047 (vectorizable_store): Fail if accesses through a pointer to vectype
12048 do not alias the original memory reference operands.
12049 Call vect_create_data_ref_ptr without the removed argument.
12050 (vectorizable_load): Likewise.
12051 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12054 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12057 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12058 reg_equiv_constant.
12060 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12062 * config/mips/loongson2ef.md: New file.
12063 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12064 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12065 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12066 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12067 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12069 (loongson2ef.md): New include.
12070 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12071 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12072 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12073 (loongson_gt_<mode>, loongson_extract_halfword)
12074 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12075 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12076 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12077 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12078 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12079 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12080 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12081 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12082 (vec_interleave_low<mode>): Define type attribute.
12083 * config/mips/mips.c (mips_ls2): New static variable.
12084 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12085 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12086 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12087 Implement target scheduling hooks.
12088 (mips_multipass_dfa_lookahead): Update to handle tuning for
12090 (mips_sched_init): Initialize data for Loongson scheduling.
12091 (mips_ls2_variable_issue): New static function.
12092 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12094 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12095 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12096 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12097 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12098 Handle ST Loongson 2E/2F cores.
12099 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12101 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12103 * omp-low.c (extract_omp_for_data): Fix comment typo.
12106 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12108 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12109 FIXME note about gcc/config.guess.
12110 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12111 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12112 * doc/cppopts.texi: Likewise.
12113 * doc/extend.texi: Likewise.
12114 * doc/gcc.texi: Likewise.
12115 * doc/gccint.texi: Likewise.
12116 * doc/gcov.texi: Likewise.
12117 * doc/gty.texi: Likewise.
12118 * doc/hostconfig.texi: Likewise.
12119 * doc/install.texi: Likewise.
12120 * doc/invoke.texi: Likewise.
12121 * doc/loop.texi: Likewise.
12122 * doc/makefile.texi: Likewise.
12123 * doc/md.texi: Likewise.
12124 * doc/passes.texi: Likewise.
12125 * doc/tm.texi: Likewise.
12126 * doc/tree-ssa.texi: Likewise.
12127 * doc/trouble.texi: Likewise.
12129 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12130 Nathan Sidwell <nathan@codesourcery.com>
12131 Maxim Kuvyrkov <maxim@codesourcery.com>
12132 Richard Sandiford <rdsandiford@googlemail.com>
12134 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12135 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12136 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12138 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12139 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12140 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12142 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12143 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12144 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12145 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12146 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12147 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12148 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12149 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12150 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12151 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12152 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12153 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12154 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12155 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12156 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12157 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12158 (mips_builtins): Add Loongson builtins.
12159 (mips_loongson_2ef_bdesc): New.
12160 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12161 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12162 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12163 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12165 (mips_expand_vector_init): New.
12166 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12167 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12169 * config/mips/mips.md: Add unspec numbers for Loongson
12170 builtins. Include loongson.md.
12171 (MOVE64): Include Loongson vector modes.
12172 (SPLITF): Include Loongson vector modes.
12173 (HALFMODE): Handle Loongson vector modes.
12174 * config/mips/loongson.md: New.
12175 * config/mips/loongson.h: New.
12176 * config.gcc: Add loongson.h header for mips*-*-* targets.
12177 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12179 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12181 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12182 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12183 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12184 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12185 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12186 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12187 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12188 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12189 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12190 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12191 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12192 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12193 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12194 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12195 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12196 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12197 Remove use_fixproto=yes.
12198 (ia64*-*-hpux*): Remove comment about using fixproto.
12199 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12201 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12203 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12205 * configure: Regenerate.
12207 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12209 PR middle-end/36520
12210 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12211 before evaluating it.
12213 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12216 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12217 nested inline functions.
12218 (start_decl, start_function): Don't invert DECL_EXTERNAL
12219 for nested inline functions.
12221 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12223 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12224 splits that must be made for correctness.
12226 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12228 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12229 (AVAIL_NON_MIPS16): Likewise.
12230 (mips_builtin_description): Replace target_flags with a predicate.
12231 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12232 (dspr2_32): New availability predicates.
12233 (MIPS_BUILTIN): New macro.
12234 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12235 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12236 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12237 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12238 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12239 (mips_dsp_32only_bdesc): Merge into...
12240 (mips_builtins): ...this new array.
12241 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12242 (mips_init_builtins): Update after above changes.
12243 (mips_expand_builtin_1): Merge into...
12244 (mips_expand_builtin): ...here and update after above changes.
12246 2008-06-12 Paul Brook <paul@codesourcery.com>
12248 * longlong.h (__arm__): Define count_leading_zeros.
12249 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12250 (clzsi2, clzdi2): New functions.
12251 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12252 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12253 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12254 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12255 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12256 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12257 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12258 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12259 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12260 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12262 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12264 * config/m68k/m68k.c (m68k_tune_flags): New.
12265 (override_options): Compute m68k_tune_flags.
12266 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12267 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12269 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12271 PR middle-end/36506
12272 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12274 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12276 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12277 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12279 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12281 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12282 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12284 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12286 PR middle-end/36506
12287 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12290 2008-06-12 Richard Guenther <rguenther@suse.de>
12292 PR tree-optimization/36345
12293 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12294 add memory_tag_needed flag.
12295 (may_alias_p): Declare.
12296 * tree-ssa-alias.c (may_alias_p): Export.
12297 (set_initial_properties): Use memory_tag_needed flag.
12298 (update_reference_counts): Likewise.
12299 (reset_alias_info): Reset memory_tag_needed flag.
12300 (create_name_tags): Check memory_tag_needed flag.
12301 (dump_points_to_info_for): Dump it.
12302 * tree-ssa-structalias.c (struct variable_info): Remove
12303 directly_dereferenced flag.
12304 (new_var_info): Do not initialize it.
12305 (process_constraint_1): Do not set it.
12306 (update_alias_info): Set is_dereferenced flag.
12307 (set_uids_in_ptset): Use may_alias_p.
12308 (set_used_smts): Check memory_tag_needed flag.
12309 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12310 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12311 memory_tag_needed flag.
12312 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12313 from broken design.
12315 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12317 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12318 red zone for w64 abi.
12319 (ix86_expand_prologue): Likewise.
12320 (ix86_force_to_memory): Likewise.
12321 (ix86_free_from_memory): Likewise.
12323 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12326 * config/rs6000/rs6000.c (rs6000_override_options): Set
12327 rs6000_isel conditionally to the absence of comand line override.
12328 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12329 Remove duplicate rs6000_isel setting.
12330 * config/rs6000/eabispe.h: Ditto.
12332 2008-06-11 Richard Guenther <rguenther@suse.de>
12334 * alias.c (get_alias_set): Use the element alias-set for arrays.
12335 (record_component_aliases): For arrays and vectors do nothing.
12336 * c-common.c (strict_aliasing_warning): Handle the cases
12337 of alias set zero explicitly.
12338 * Makefile.in (dfp.o-warn): Add -Wno-error.
12340 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12342 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12344 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12345 tune_32 tune_64 to supported_defaults. Allow values not
12346 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12347 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12348 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12349 with_cpu_64 to generic for 64-bit-supporting configurations, not
12350 with_cpu. Remove FIXMEs.
12351 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12352 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12353 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12354 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12355 arch_32 and arch_64.
12357 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12358 Olivier Hainque <hainque@adacore.com>
12360 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12361 Use DECL_SIZE_UNIT to retrieve the size of the field.
12363 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12365 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12366 with function calls after declarations. Lay out
12367 neon_float_type_node before further use.
12369 2008-06-11 Richard Guenther <rguenther@suse.de>
12371 * tree-flow.h (may_point_to_global_var): Declare.
12372 * tree-ssa-alias.c (may_point_to_global_var): New function.
12373 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12375 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12377 * configure.ac: Teach that fido supports .debug_line.
12378 * configure: Regenerate.
12380 2008-06-10 Tom Tromey <tromey@redhat.com>
12382 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12385 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12387 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12388 (encode_decimal64, decode_decimal64, encode_decimal128,
12389 decode_decimal128): Reverse order of 32-bit parts of value if host
12390 and target endianness differ.
12392 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12394 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12395 Avoid division by 0.
12396 (tree_mod_pow2_value_transform): Likewise.
12397 (tree_ic_transform): Likewise.
12398 (tree_stringops_transform): Likewise.
12399 (tree_mod_subtract_transform): Likewise.
12400 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12401 (copy_edges_for_bb): Likewise.
12402 (initialize_cfun): Likewise.
12404 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12406 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12407 nonmemory_operand. Add "N" operand constraint.
12409 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12410 (*jcc_btsi_mask): Ditto.
12411 (*jcc_btsi_mask_1): Ditto.
12413 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12415 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12416 TYPE_CANONICAL for copied element type.
12418 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12421 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12422 Add m_CORE2 and m_GENERIC.
12423 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12424 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12426 (*jcc_btdi_rex64): New instruction and split pattern.
12427 (*jcc_btsi): Ditto.
12428 (*jcc_btsi_1): Ditto.
12429 (*btsq): Fix Intel asm dialect operand order.
12433 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12435 PR middle-end/36447
12436 * simplify-rtx.c (simplify_subreg): Add check for shift count
12439 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12441 * doc/md.texi: Synchronize with later constraints.md change.
12442 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12443 with a C implementation.
12444 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12446 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12447 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12448 when moving to and from MD_REGNUM.
12449 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12450 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12451 Handle byte and halfword moves.
12452 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12454 * config/mips/constraints.md (h): Turn into NO_REGS.
12455 (l, x): Update documentation.
12456 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12457 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12458 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12459 (HILO): New mode iterator.
12461 (any_div): New code iterator.
12462 (u): Extend code attribute to div and udiv.
12463 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12464 d_operand in the splitters. Remove redundant CONST_INT checks.
12465 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12466 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12467 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12468 accordingly, using normal moves instead of unspecs to move LO into
12469 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12470 (<u>mulsidi3): Handle expansion in C code.
12471 (<u>mulsidi3_32bit_internal): Rename to...
12472 (<u>mulsidi3_32bit): ...this.
12473 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12474 (*<u>mulsidi3_64bit): Rename to...
12475 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12476 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12477 to set LO and HI to the multiplication result. Use a normal move
12478 for MFLO and an unspec for MFHI.
12479 (*<u>mulsidi3_64bit_parts): Replace with...
12480 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12481 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12482 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12483 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12484 instead of HI. Split the instruction into a separate multiplication
12485 and MFHI if !TARGET_FIX_R4000.
12486 (<su>muldi3_highpart): Likewise.
12487 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12488 and the "=h" clobber.
12489 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12490 (<u>mulditi3): New expander.
12491 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12492 (madsi): Remove "=h" clobber.
12493 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12494 Force the modulus result to be a GPR and split the instruction into
12495 a division followed by an MFHI after reload.
12496 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12497 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12498 the MIPS16 HIGH define_split.
12499 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12500 of acc<->gpr moves to "multi".
12501 (*movdi_64bit): Replace the single "x" alternative with
12502 alternatives for moving into and out of "a".
12503 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12504 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12505 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12506 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12507 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12508 (movti): New expander.
12509 (*movti, *movti_mips16): New insns.
12510 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12511 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12512 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12513 * config/mips/predicates.md (fpr_operand): Delete.
12514 (d_operand): New predicate.
12516 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12518 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12519 failure on some Bourne shells.
12520 (x86_64-*-*): Ditto.
12522 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12524 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12526 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12528 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12529 (sparc-sun-solaris2*): Likewise.
12531 2008-06-09 Arnaud Charlet <charlet@adacore.com
12533 * doc/install.texi: Update requirements to build the Ada compiler.
12535 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12537 * df-scan.c (struct df_scan_problem_data): Remove the
12538 mw_link_pool alloc pool.
12539 (df_scan_free_internal): Don't free it.
12540 (df_scan_alloc): Don't allocate it.
12541 * df.h (struct df_link): Update comment.
12543 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12545 * except.h: Correct checks for when SJLJ exceptions must be used.
12547 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12549 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12552 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12554 PR tree-optimization/36218
12555 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12556 configure for the build system.
12557 (BUILD_LDFLAGS): Define.
12558 * configure: Regenerate.
12559 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12561 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12564 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12565 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12566 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12568 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12570 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12572 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12574 * config.gcc (Obsolete configurations): Remove list of
12576 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12577 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12578 targets matched by those patterns.
12579 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12580 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12581 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12582 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12583 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12584 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12585 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12586 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12587 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12588 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12589 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12590 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12591 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12592 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12593 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12594 Make code for Solaris 7 and greater unconditional for Solaris.
12595 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12596 Remove --with-* handling.
12597 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12598 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12599 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12600 LINK_OS_WINDISS_SPEC): Remove.
12601 * config/rs6000/sysv4.opt (mwindiss): Remove.
12602 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12603 * configure: Regenerate.
12604 * doc/cpp.texi: Don't mention BeOS.
12605 * doc/extend.texi (interrupt): Don't mention MS1.
12606 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12607 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12608 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12609 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12610 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12612 * doc/invoke.texi (MT Options): Remove.
12613 (-mwindiss): Remove.
12614 (CRIS Options): Remove cris-axis-aout references.
12615 (HPPA Options): Don't mention hppa1.1-*-pro.
12616 * doc/md.texi: (MorphoTech family): Remove.
12617 * libgcc2.c: Don't handle UWIN.
12618 * config/alpha/t-unicosmk: Remove.
12619 * config/alpha/unicosmk.h: Remove.
12620 * config/arm/kaos-arm.h: Remove.
12621 * config/arm/kaos-strongarm.h: Remove.
12622 * config/arm/strongarm-coff.h: Remove.
12623 * config/arm/strongarm-elf.h: Remove.
12624 * config/arm/strongarm-pe.h: Remove.
12625 * config/arm/t-strongarm-pe: Remove.
12626 * config/arm/t-xscale-coff: Remove.
12627 * config/arm/t-xscale-elf: Remove.
12628 * config/arm/xscale-coff.h: Remove.
12629 * config/arm/xscale-elf.h: Remove.
12630 * config/chorus.h: Remove.
12631 * config/cris/aout.h: Remove.
12632 * config/cris/aout.opt: Remove.
12633 * config/cris/t-aout: Remove.
12634 * config/i386/beos-elf.h: Remove.
12635 * config/i386/kaos-i386.h: Remove.
12636 * config/i386/ptx4-i.h: Remove.
12637 * config/i386/sco5.h: Remove.
12638 * config/i386/sco5.opt: Remove.
12639 * config/i386/sysv4-cpp.h: Remove.
12640 * config/i386/sysv5.h: Remove.
12641 * config/i386/t-beos: Remove.
12642 * config/i386/t-sco5: Remove.
12643 * config/i386/t-uwin: Remove.
12644 * config/i386/uwin.asm: Remove.
12645 * config/i386/uwin.h: Remove.
12646 * config/kaos.h: Remove.
12647 * config/mips/windiss.h: Remove.
12648 * config/mt: Remove directory.
12649 * config/pa/pa-osf.h: Remove.
12650 * config/pa/pa-pro-end.h: Remove.
12651 * config/pa/t-pro: Remove.
12652 * config/ptx4.h: Remove.
12653 * config/rs6000/beos.h: Remove.
12654 * config/rs6000/kaos-ppc.h: Remove.
12655 * config/rs6000/t-beos: Remove.
12656 * config/rs6000/windiss.h: Remove.
12657 * config/sh/kaos-sh.h: Remove.
12658 * config/sol2-6.h: Remove.
12659 * config/sparc/sol26-sld.h: Remove.
12660 * config/sparc/sysv4-only.h: Remove.
12661 * config/vax/bsd.h: Remove.
12662 * config/vax/t-memfuncs: Remove.
12663 * config/vax/ultrix.h: Remove.
12664 * config/vax/vaxv.h: Remove.
12665 * config/windiss.h: Remove.
12667 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12669 PR rtl-optimization/36438
12670 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12671 for vector shifts with constant scalar shift operands.
12673 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12675 * doc/invoke.texi: Document -march=xlr.
12676 * config/mips/xlr.md: New file.
12677 * config/mips/mips.md: Include it.
12679 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12680 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12681 (mips_rtx_cost_data): Likewise.
12683 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12685 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12686 PRE_INC and PRE_DEC cases.
12688 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12690 PR rtl-optimization/36419
12691 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12692 the emitting jump insn.
12695 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12696 is not bool, boolify the whole *expr_p and convert to the desired type.
12698 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12700 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12701 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12702 Add omp_private_outer_ref hook, add another argument to
12703 omp_clause_default_ctor hook.
12704 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12705 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12706 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12707 hook_tree_tree_tree_tree_null.
12708 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12709 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12710 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12711 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12712 * tree.def (OMP_TASK): New tree code.
12713 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12714 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12715 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12716 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12717 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12718 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12719 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12720 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12721 (OMP_DIRECTIVE_P): Add OMP_TASK.
12722 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12723 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12724 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12725 and OMP_CLAUSE_UNTIED entries.
12726 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12728 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12729 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12730 * tree-pretty-print.c (dump_omp_clause): Handle
12731 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12732 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12733 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12734 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12735 warning about unsigned iterators. Change decl/init/cond/incr
12736 arguments to TREE_VECs, check arguments for all collapsed loops.
12737 (c_finish_omp_taskwait): New function.
12738 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12740 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12741 default_function_array_conversion on init. Add par_clauses argument.
12742 If decl is present in parallel's lastprivate clause, change it to
12743 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12744 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12745 collapse count in clauses.
12746 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12747 c_parser_omp_for_loop callers.
12748 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12749 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12750 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12751 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12753 (c_parser_omp_clause_schedule): Handle schedule(auto).
12754 Include correct location in the error message.
12755 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12756 and PRAGMA_OMP_CLAUSE_UNTIED.
12757 (OMP_TASK_CLAUSE_MASK): Define.
12758 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12759 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12760 * tree-nested.c (convert_nonlocal_omp_clauses,
12761 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12762 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12763 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12764 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12766 (conver_nonlocal_reference, convert_local_reference,
12767 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12768 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12769 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12770 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12771 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12772 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12773 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12774 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12775 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12777 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12778 * c-common.h (c_finish_omp_taskwait): New prototype.
12779 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12780 * tree-parloops.c (create_parallel_loop): Create 1 entry
12781 vectors for OMP_FOR_{INIT,COND,INCR}.
12782 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12783 (make_edges): Handle OMP_TASK.
12784 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12785 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12786 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12787 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12788 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12789 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12790 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12791 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12792 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12793 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12794 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12795 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12796 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12797 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12798 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12799 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12800 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12801 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12802 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12803 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12804 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12805 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12806 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12807 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12808 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12809 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12810 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12811 original iterator is present in lastprivate clause or if
12812 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12813 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12814 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12815 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12816 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12817 if it is set, lookup var in outer contexts too. Handle
12818 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12819 to be implicitly determined firstprivate for task regions.
12820 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12821 if it is set, lookup var in outer contexts too. Set
12822 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12823 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12824 OMP_CLAUSE_UNTIED. Take region_type as last argument
12825 instead of in_parallel and in_combined_parallel.
12826 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12828 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12829 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12830 (new_omp_context): Set default_kind to
12831 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12832 (omp_region_type): New enum.
12833 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12834 fields, add region_type.
12835 (new_omp_context): Take region_type as argument instead of is_parallel
12836 and is_combined_parallel.
12837 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12838 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12839 ctx->is_combined_parallel checks.
12840 (gimplify_omp_task): New function.
12841 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12843 * omp-low.c (extract_omp_for_data): Use schedule(static)
12844 for schedule(auto). Handle pointer and unsigned iterators.
12845 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12846 Add loops argument. Extract data for collapsed OMP_FOR loops.
12847 (expand_parallel_call): Assert sched_kind isn't auto,
12848 map runtime schedule to index 3.
12849 (struct omp_for_data_loop): New type.
12850 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12851 Add loop, loops, collapse and iter_type fields.
12852 (workshare_safe_to_combine_p): Disallow combined for if
12853 iter_type is unsigned long long. Don't combine collapse > 1 loops
12854 unless all bounds and steps are constant. Adjust extract_omp_for_data
12856 (expand_omp_for_generic): Handle pointer, unsigned and long long
12857 iterators. Handle collapsed OMP_FOR loops. Adjust
12858 for struct omp_for_data changes. If libgomp function doesn't return
12859 boolean_type_node, add comparison of the return value with 0.
12860 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12861 pointer, unsigned and long long iterators. Adjust for struct
12862 omp_for_data changes.
12863 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12864 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12865 unsigned long long. Allocate loops array, pass it to
12866 extract_omp_for_data. For collapse > 1 loops use always
12867 expand_omp_for_generic.
12868 (omp_context): Add sfield_map and srecord_type fields.
12869 (is_task_ctx, lookup_sfield): New functions.
12870 (use_pointer_for_field): Use is_task_ctx helper. Change first
12871 argument's type from const_tree to tree. Clarify comment.
12872 In OMP_TASK disallow copy-in/out sharing.
12873 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12874 (install_var_field): Add mask argument. Populate both record_type
12875 and srecord_type if needed.
12876 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12878 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12879 and DECL_FIELD_OFFSET.
12880 (scan_sharing_clauses): Adjust install_var_field callers. For
12881 firstprivate clauses on explicit tasks allocate the var by value in
12882 record_type unconditionally, rather than by reference.
12883 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12884 Use is_taskreg_ctx instead of is_parallel_ctx.
12885 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12886 (create_omp_child_function_name): Add task_copy argument, use
12887 *_omp_cpyfn* names if it is true.
12888 (create_omp_child_function): Add task_copy argument, if true create
12889 *_omp_cpyfn* helper function.
12890 (scan_omp_parallel): Adjust create_omp_child_function callers.
12891 Rename parallel_nesting_level to taskreg_nesting_level.
12892 (scan_omp_task): New function.
12893 (lower_rec_input_clauses): Don't run constructors for firstprivate
12894 explicit task vars which are initialized by *_omp_cpyfn*.
12895 Pass outer var ref to omp_clause_default_ctor hook if
12896 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12897 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12898 OMP_CLAUSE_REDUCTION_INIT.
12899 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12900 avoid duplicate setting of fields. Handle
12901 OMP_CLAUSE_PRIVATE_OUTER_REF.
12902 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12903 copy-out if TREE_READONLY, only copy-in.
12904 (expand_task_copyfn): New function.
12905 (expand_task_call): New function.
12906 (struct omp_taskcopy_context): New type.
12907 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12909 (lower_omp_parallel): Rename to...
12910 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12911 Call create_task_copyfn if srecord_type is needed. Adjust
12913 (task_shared_vars): New variable.
12914 (check_omp_nesting_restrictions): Warn if work-sharing,
12915 barrier, master or ordered region is closely nested inside OMP_TASK.
12916 Add warnings for barrier if closely nested inside of work-sharing,
12917 ordered, or master region.
12918 (scan_omp_1): Call check_omp_nesting_restrictions even for
12919 GOMP_barrier calls. Rename parallel_nesting_level to
12920 taskreg_nesting_level. Handle OMP_TASK.
12921 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12922 work-sharing construct, continue looking for them on parent parallel
12924 (lower_omp_for_lastprivate): Add lastprivate clauses
12925 to the beginning of dlist rather than end. Adjust for struct
12926 omp_for_data changes.
12927 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12928 not after it. Handle collapsed OMP_FOR loops, adjust for
12929 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12930 (get_ws_args_for): Adjust extract_omp_for_data caller.
12931 (scan_omp_for): Handle collapsed OMP_FOR
12932 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12933 (lower_omp_single_simple): If libgomp function doesn't return
12934 boolean_type_node, add comparison of the return value with 0.
12935 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12936 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12937 (parallel_nesting_level): Rename to...
12938 (taskreg_nesting_level): ... this.
12939 (is_taskreg_ctx): New function.
12940 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12941 of is_parallel_ctx.
12942 (execute_lower_omp): Rename parallel_nesting_level to
12943 taskreg_nesting_level.
12944 (expand_omp_parallel): Rename to...
12945 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12946 Call omp_task_call for OMP_TASK regions.
12947 (expand_omp): Adjust caller, handle OMP_TASK.
12948 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12950 * bitmap.c (bitmap_default_obstack_depth): New variable.
12951 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12952 if argument is NULL and bitmap_default_obstack is already initialized.
12953 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12955 * matrix-reorg.c (matrix_reorg): Likewise.
12957 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12959 * config/i386/i386.md (*indirect_jump): Macroize using P
12960 mode iterator. Remove !TARGET_64BIT from insn constraints.
12961 (*tablejump_1): Ditto.
12962 (*indirect_jump_rex64): Remove insn pattern.
12963 (*tablejump_1_rex64): Ditto.
12964 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12965 and eh_return_si insn patterns.
12967 2008-06-06 Richard Guenther <rguenther@suse.de>
12969 * tree-ssa-structalias.c (merge_smts_into): Remove.
12970 (find_what_p_points_to): Do not bother to compute the
12971 points-to set for pt_anything pointers.
12972 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12973 for pt_anything pointers is ok.
12975 2008-06-06 Jan Hubicka <jh@suse.cz>
12977 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12979 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12981 * cgraph.c: Fix typos in comments.
12982 (cgraph_availability_names): Fix string typo.
12983 * fold-const.c: Fix typos in comments.
12984 (fold_binary): Fix typo in warning.
12985 * genautomata.c: Fix typos in comments.
12986 (check_presence_pattern_sets): Fix typo in local variable.
12987 (output_description): Fix typo in output.
12988 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12989 * hwint.h: Likewise.
12990 * matrix-reorg.c (check_allocation_function): Likewise.
12991 * omega.c (smooth_weird_equations): Likewise.
12992 * auto-inc-dec.c: Fix typos in comments.
12993 * bb-reorder.c: Likewise.
12994 * builtins.c: Likewise.
12995 * c-common.c: Likewise.
12996 * c-cppbuiltin.c: Likewise.
12997 * c-parser.c: Likewise.
12998 * c-pretty-print.c: Likewise.
12999 * cfgcleanup.c: Likewise.
13000 * cfgexpand.c: Likewise.
13001 * cfghooks.c: Likewise.
13002 * cfglayout.c: Likewise.
13003 * cfgloopmanip.c: Likewise.
13004 * cgraphunit.c: Likewise.
13005 * coverage.c: Likewise.
13006 * dbxout.c: Likewise.
13007 * df-byte-scan.c: Likewise.
13008 * df-core.c: Likewise.
13009 * df-problems.c: Likewise.
13010 * df-scan.c: Likewise.
13012 * dominance.c: Likewise.
13013 * domwalk.c: Likewise.
13015 * dwarf2out.c: Likewise.
13016 * emit-rtl.c: Likewise.
13017 * et-forest.c: Likewise.
13018 * function.c: Likewise.
13019 * function.h: Likewise.
13021 * gcov-io.c: Likewise.
13022 * gcov.c: Likewise.
13023 * gcse.c: Likewise.
13024 * genattrtab.c: Likewise.
13025 * ggc-page.c: Likewise.
13026 * gimplify.c: Likewise.
13027 * gthr-lynx.h: Likewise.
13028 * haifa-sched.c: Likewise.
13029 * ipa-cp.c: Likewise.
13030 * ipa-inline.c: Likewise.
13031 * ipa-prop.h: Likewise.
13032 * ipa-pure-const.c: Likewise.
13033 * ipa-struct-reorg.c: Likewise.
13034 * ipa-struct-reorg.h: Likewise.
13035 * ipa-type-escape.c: Likewise.
13037 * loop-doloop.c: Likewise.
13038 * mips-tfile.c: Likewise.
13039 * mkmap-flat.awk: Likewise.
13040 * mkmap-symver.awk: Likewise.
13041 * modulo-sched.c: Likewise.
13042 * omp-low.c: Likewise.
13043 * optabs.c: Likewise.
13044 * optabs.h: Likewise.
13045 * opts.c: Likewise.
13046 * passes.c: Likewise.
13047 * postreload-gcse.c: Likewise.
13048 * postreload.c: Likewise.
13049 * predict.c: Likewise.
13050 * pretty-print.h: Likewise.
13051 * profile.c: Likewise.
13052 * protoize.c: Likewise.
13053 * ra-conflict.c: Likewise.
13054 * real.c: Likewise.
13055 * recog.c: Likewise.
13056 * regclass.c: Likewise.
13057 * regs.h: Likewise.
13058 * reload.c: Likewise.
13059 * rtl-error.c: Likewise.
13060 * rtlanal.c: Likewise.
13061 * scan.h: Likewise.
13062 * sched-rgn.c: Likewise.
13064 * stmt.c: Likewise.
13065 * target.h: Likewise.
13066 * tree-dfa.c: Likewise.
13067 * tree-eh.c: Likewise.
13068 * tree-flow-inline.h: Likewise.
13069 * tree-inline.c: Likewise.
13070 * tree-into-ssa.c: Likewise.
13071 * tree-loop-distribution.c: Likewise.
13072 * tree-nested.c: Likewise.
13073 * tree-parloops.c: Likewise.
13074 * tree-pass.h: Likewise.
13075 * tree-pretty-print.c: Likewise.
13076 * tree-profile.c: Likewise.
13077 * tree-scalar-evolution.c: Likewise.
13078 * tree-sra.c: Likewise.
13079 * tree-ssa-alias-warnings.c: Likewise.
13080 * tree-ssa-ccp.c: Likewise.
13081 * tree-ssa-coalesce.c: Likewise.
13082 * tree-ssa-dom.c: Likewise.
13083 * tree-ssa-dse.c: Likewise.
13084 * tree-ssa-forwprop.c: Likewise.
13085 * tree-ssa-live.c: Likewise.
13086 * tree-ssa-live.h: Likewise.
13087 * tree-ssa-loop-im.c: Likewise.
13088 * tree-ssa-loop-ivopts.c: Likewise.
13089 * tree-ssa-loop-niter.c: Likewise.
13090 * tree-ssa-loop-prefetch.c: Likewise.
13091 * tree-ssa-phiopt.c: Likewise.
13092 * tree-ssa-phiprop.c: Likewise.
13093 * tree-ssa-sccvn.c: Likewise.
13094 * tree-ssa-ter.c: Likewise.
13095 * tree-ssa-threadupdate.c: Likewise.
13096 * tree-ssa.c: Likewise.
13097 * tree-vect-analyze.c: Likewise.
13098 * tree-vect-transform.c: Likewise.
13099 * tree-vectorizer.c: Likewise.
13100 * tree-vn.c: Likewise.
13101 * tree-vrp.c: Likewise.
13102 * tree.c: Likewise.
13103 * tree.def: Likewise.
13104 * tree.h: Likewise.
13105 * unwind-dw2-fde.c: Likewise.
13106 * unwind.inc: Likewise.
13107 * value-prof.c: Likewise.
13108 * vmsdbgout.c: Likewise.
13110 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13112 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13113 always place FP constants in the TOC for TARGET_POWERPC64.
13114 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13116 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13118 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13119 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13120 enable for TARGET_E500_DOUBLE.
13121 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13122 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13123 floating-point modes like integer modes for E500 double.
13124 (rs6000_legitimate_offset_address_p): Likewise.
13125 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13126 addressing for DDmode for E500 double.
13127 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13128 modes as using 64-bits of registers for E500 double.
13129 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13130 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13131 specially for E500 double.
13132 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13133 TDmode for E500 double.
13134 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13135 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13136 (rs6000_split_multireg_move): Do not handle TDmode specially for
13138 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13139 using 64-bit registers for E500 double.
13140 (emit_frame_save): Do not handle DDmode specially for E500 double.
13141 (gen_frame_mem_offset): Likewise.
13142 (rs6000_function_value): Do not call spe_build_register_parallel
13143 for DDmode or TDmode.
13144 (rs6000_libcall_value): Likewise.
13145 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13146 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13149 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13151 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13154 2008-06-04 Junjie Gu <jgu@tensilica.com>
13156 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13157 comparison for frame pointers.
13159 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13162 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13164 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13167 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13168 register is already smaller or equal to required mode.
13170 2008-06-04 Xinliang David Li <davidxl@google.com>
13172 * tree-call-cdce.c: New file.
13173 (cond_dead_built_in_calls): New static variable.
13174 (input_domain): New struct.
13175 (check_pow): New function.
13176 (check_builtin_call): Ditto.
13177 (check_target_format): Ditto.
13178 (is_call_dce_candidate): Ditto.
13179 (gen_one_condition): Ditto.
13180 (gen_conditions_for_domain): Ditto.
13181 (get_domain): Ditto.
13182 (gen_conditions_for_pow_cst_base): Ditto.
13183 (gen_conditions_for_pow_int_base): Ditto.
13184 (gen_conditions_for_pow): Ditto.
13185 (get_no_error_domain): Ditto.
13186 (gen_shrink_wrap_conditions): Ditto.
13187 (shrink_wrap_one_built_in_call): Ditto.
13188 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13189 (tree_call_cdce): Ditto.
13190 (gate_call_cdce): Ditto.
13191 (pass_call_cdce): New gimple pass.
13192 * passes.c: (init_optimization_passes): New pass.
13193 * tree-pass.h: New pass declaration.
13194 * opts.c (decode_options): New flag setting.
13195 * common.opt: Add -ftree-builtin-call-dce flag.
13196 * Makefile.in: Add new source file.
13197 * tempvar.def: New tv_id.
13198 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13200 2008-06-04 Richard Guenther <rguenther@suse.de>
13202 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13203 (is_call_clobbered): Always check var_ann->call_clobbered.
13204 (mark_call_clobbered): Always set var_ann->call_clobbered.
13205 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13206 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13207 (reset_alias_info): Clear call clobbering info on MTAGs and
13209 (set_pt_anything): Set pt_global_mem.
13210 (create_tag_raw): Adjust comment.
13211 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13213 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13214 Maxim Kuvyrkov <maxim@codesourcery.com>
13216 * config/m68k/m68k.opt (mxgot): New option.
13217 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13218 (m68k_output_addr_const_extra): New.
13219 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13220 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13221 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13222 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13224 2008-06-04 Richard Guenther <rguenther@suse.de>
13226 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13227 negative or non-representable offsets.
13229 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13231 * config/i386/i386.c (ix86_gen_leave): New.
13232 (ix86_gen_pop1): Likewise.
13233 (ix86_gen_add3): Likewise.
13234 (ix86_gen_sub3): Likewise.
13235 (ix86_gen_sub3_carry): Likewise.
13236 (ix86_gen_one_cmpl2): Likewise.
13237 (ix86_gen_monitor): Likewise.
13238 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13239 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13240 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13241 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13242 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13243 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13244 (ix86_expand_epilogue): Updated.
13245 (print_operand): Handle integer register operand for 'z'.
13246 (ix86_expand_strlensi_unroll_1): Likewise.
13247 (ix86_expand_strlen): Likewise.
13248 (ix86_expand_builtin): Likewise.
13249 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13250 mov{q}/mov{l} and add{q}/add{l}.
13252 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13254 * config/i386/i386.md (P): New mode iterator.
13255 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13256 using P mode iterator.
13257 (DFmode push_operand splitter): Ditto.
13258 (XFmode push_operand splitter): Ditto.
13259 (DFmode float_extend SFmode push_operand splitter): Ditto.
13260 (XFmode float_extend SFmode push_operand splitter): Do not generate
13261 SImode pushes for 64bit target. Macroize Dimode and SImode
13262 pushes using P mode iterator.
13263 (XFmode float_extend DFmode push_operand splitter): Ditto.
13265 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13267 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13268 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13269 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13270 return type to int.
13271 (ix86_call_abi_override): Remove check for call_used_regs.
13273 2008-06-03 Richard Guenther <rguenther@suse.de>
13275 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13276 for the lhs of calls if the return type contains pointers.
13278 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13280 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13281 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13282 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13283 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13284 of cfun and DEFAULT_ABI to deceide abi mode.
13285 (DEFAULT_ABI): New.
13286 (REG_PARM_STACK_SPACE): Removed.
13287 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13288 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13289 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13290 (ix86_function_abi): Likewise.
13291 (ix86_function_type_abi): Likewise.
13292 (ix86_call_abi_override): Likewise.
13293 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13294 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13295 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13296 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13298 (X86_64_REGPARM_MAX): New.
13299 (X86_64_SSE_REGPARM_MAX): New.
13300 (X64_REGPARM_MAX): New.
13301 (X64_SSE_REGPARM_MAX): New.
13302 (X86_32_REGPARM_MAX): New.
13303 (X86_32_SSE_REGPARM_MAX): New.
13304 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13305 (ix86_function_regparm): Handle user calling abi.
13306 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13307 by DEFAULT_ABI versus SYSV_ABI check.
13308 (ix86_reg_parm_stack_space): New.
13309 (ix86_function_type_abi): New.
13310 (ix86_call_abi_override): New.
13311 (ix86_function_abi): New.
13312 (ix86_cfun_abi): New.
13313 (init_cumulative_args): Call abi specific initialization.
13314 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13315 (function_arg_64): Extend SSE_REGPARM_MAX check.
13316 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13317 (ix86_pass_by_reference): Likewise.
13318 (ix86_function_value_regno_p): Likewise.
13319 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13320 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13321 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13322 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13323 (setup_incoming_varargs_64): Adjust regparm for call abi.
13324 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13325 (ix86_va_start): Likewise.
13326 (ix86_gimplify_va_arg): Likewise.
13327 (ix86_expand_prologue): Likewise.
13328 (output_pic_addr_const): Likewise.
13329 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13330 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13331 (x86_output_mi_thunk): Likewise.
13332 (x86_function_profiler): Likewise.
13333 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13334 (SYSV_ABI, MS_ABI): New constants.
13335 (DEFAULT_ABI): New.
13336 (init_regs): Add prototype of function in regclass.c file.
13337 (OVERRIDE_ABI_FORMAT): New.
13338 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13339 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13340 (OUTGOING_REG_PARM_STACK_SPACE): New.
13341 (ix86_reg_parm_stack_space): New prototype.
13342 (CUMULATIVE_ARGS): Add call_abi member.
13343 (machine_function): Add call_abi member.
13344 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13345 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13347 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13350 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13351 (avr_builtin_setjmp_frame_value): New function.
13352 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13353 (nonlocal_goto): Define.
13355 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13357 * config/mips/mips.c (mips_emit_loadgp): Return early if
13358 there is nothing do to, otherwise emit a blockage if
13359 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13360 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13362 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13364 * configure.ac: Drop unneeded backslash ending up in config.in.
13365 * acinclude.m4: Likewise.
13366 * config.in: Regenerate.
13368 2008-05-26 Jan Hubicka <jh@suse.cz>
13370 * predict.c (maybe_hot_frequency_p): Break out of...
13371 (maybe_hot_bb_p): ... here.
13372 (maybe_hot_edge_p): New.
13373 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13374 * basic-block.h (maybe_hot_edge_p): Declare.
13376 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13378 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13379 (*cmpfp_<mode>_cc): Ditto.
13380 (*fp_jcc_8<mode>_387): Ditto.
13381 (*fop_<MODEF:mode>_2_i387): Ditto.
13382 (*fop_<MODEF:mode>_3_i387): Ditto.
13383 (*fop_xf_2_i387): Ditto.
13384 (*fop_xf_3_i387): Ditto.
13386 2008-06-02 Tomas Bily <tbily@suse.cz>
13388 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13390 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13392 * config/mips/mips.c (mips_valid_offset_p): New function.
13393 (mips_valid_lo_sum_p): Likewise.
13394 (mips_classify_address): Use them.
13395 (mips_force_address): New function.
13396 (mips_legitimize_address): Use it.
13397 * config/mips/mips.md (MOVE128): New mode iterator.
13398 (movtf): Require TARGET_64BIT. Remove empty strings.
13399 (*movtf_internal): Rename to...
13400 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13401 of "R" and use {,fp}{load,store} attributes instead of "multi".
13402 Use a separate define_split.
13403 (*movtf_mips16): New pattern.
13405 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13407 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13408 * config/mips/mips.c (mips_expand_before_return): New function.
13409 (mips_expand_epilogue): Call it.
13410 * config/mips/mips.md (return): Turn into a define_expand.
13411 (*return): New insn.
13413 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13415 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13416 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13417 functions. Do not emit uses and clobbers of CONCATs; individually
13418 use and clobber their operands.
13419 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13420 gen_clobber, emit_use and gen_use.
13421 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13422 (expand_builtin_return): Likewise.
13423 * cfgbuild.c (count_basic_blocks): Likewise.
13424 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13425 * explow.c (emit_stack_restore): Likewise.
13426 * expmed.c (extract_bit_field_1): Likewise.
13427 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13428 (emit_move_multi_word, store_constructor): Likewise.
13429 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13430 (thread_prologue_and_epilogue_insns): Likewise.
13431 * lower-subreg.c (resolve_simple_move): Likewise.
13432 * optabs.c (widen_operand, expand_binop): Likewise.
13433 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13434 * reload.c (find_reloads): Likewise.
13435 * reload1.c (eliminate_regs_in_insn): Likewise.
13436 * stmt.c (expand_nl_goto_receiver): Likewise.
13437 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13438 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13439 * config/arm/arm.c (arm_load_pic_register): Likewise.
13440 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13441 * config/arm/arm.md (untyped_return): Likewise.
13442 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13443 * config/avr/avr.c (expand_prologue): Likewise.
13444 * config/bfin/bfin.c (do_unlink): Likewise.
13445 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13446 * config/cris/cris.c (cris_expand_prologue): Likewise.
13447 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13448 (machopic_legitimize_pic_address): Likewise.
13449 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13450 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13451 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13452 (ix86_expand_convert_uns_didf_sse): Likewise.
13453 (ix86_expand_vector_init_general): Likewise.
13454 * config/ia64/ia64.md (eh_epilogue): Likewise.
13455 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13456 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13457 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13458 (config/iq2000/iq2000.c): Likewise.
13459 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13460 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13461 (builtin_longjmp): Likewise.
13462 * config/mn10300/mn10300.md (call, call_value): Likewise.
13463 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13464 * config/pdp11/pdp11.md (abshi2): Likewise.
13465 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13466 * config/s390/s390.c (s390_emit_prologue): Likewise.
13467 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13468 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13469 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13470 * config/sh/sh.c (prepare_move_operands): Likewise.
13471 (output_stack_adjust, sh_expand_epilogue): Likewise.
13472 (sh_set_return_address, sh_expand_t_scc): Likewise.
13473 * config/sparc/sparc.c (load_pic_register): Likewise.
13474 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13475 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13476 * config/v850/v850.c (expand_epilogue): Likewise.
13478 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13480 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13481 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13482 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13483 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13484 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13485 stack pointer register.
13486 (output_movhi): Remove code for interrupt specific writing to the
13487 stack pointer register.
13489 2008-05-31 Richard Guenther <rguenther@suse.de>
13491 PR tree-optimization/34244
13492 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13493 (tree_expr_nonzero_warnv_p): Likewise.
13494 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13495 ssa_name_nonnegative_p.
13496 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13497 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13498 not tree_expr_nonzero_warnv_p.
13500 PR tree-optimization/36262
13502 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13504 PR tree-optimization/34244
13505 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13506 (record_numbers_of_iterations): New function.
13507 (execute_vrp): Cache the numbers of iterations of loops.
13508 * tree-scalar-evolution.c (scev_reset_except_niters):
13510 (scev_reset): Use scev_reset_except_niters.
13511 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13513 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13515 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13516 __WORKAROUND_RETS when appropriate.
13518 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13520 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13521 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13523 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13524 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13525 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13526 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13527 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13528 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13529 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13530 *fop_df_1_sse insn patterns using MODEF mode iterator.
13531 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13532 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13533 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13534 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13535 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13536 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13537 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13538 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13539 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13540 (*fop_xf_5_i387): Ditto.
13541 (*fop_xf_6_i387): Ditto.
13543 2008-05-30 Richard Guenther <rguenther@suse.de>
13545 * builtins.c (build_string_literal): Avoid generating
13546 a non-gimple_val result.
13548 2008-05-30 DJ Delorie <dj@redhat.com>
13550 * exec-tool.in: Use an environment variable (private) instead of a
13551 file (shared) as a semaphore, so as to not break parallel builds.
13553 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13555 * optabs.c (maybe_encapsulate_block): Remove.
13556 (emit_libcall_block): Adjust accordingly.
13557 * optabs.h (maybe_encapsulate_block): Remove prototype.
13559 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13560 Don't use maybe_encapsulate_block.
13562 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13564 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13565 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13566 rtx is a SYMBOL_REF before calling get_pool_constant.
13568 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13570 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13572 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13574 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13575 rather than OS names to choose INO_T_EQ definition.
13576 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13577 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13579 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13582 * config/darwin-f.c: New.
13583 * config/t-darwin: Added rule to build darwin-f.o.
13584 * config.gcc: Defined new variable, fortran_target_objs.
13585 (*-*-darwin*): Set fortran_target_objs.
13586 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13587 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13588 * configure: Regenerated.
13590 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13593 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13594 canonical type if needed.
13596 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13598 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13600 2008-05-29 Richard Guenther <rguenther@suse.de>
13602 PR tree-optimization/36343
13603 PR tree-optimization/36346
13604 PR tree-optimization/36347
13605 * tree-flow.h (clobber_what_p_points_to): Declare.
13606 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13607 pointed-to variable is dereferenced is irrelevant to whether
13608 the pointer can access the pointed-to variable.
13609 (clobber_what_p_points_to): New function.
13610 * tree-ssa-alias.c (set_initial_properties): Use it.
13611 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13612 call clobber check for NMTs.
13614 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13616 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13617 for printing gcov_type.
13619 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13621 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13622 and the eh region information.
13623 * value-prof.c (gimple_move_stmt_histograms): New function.
13624 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13626 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13628 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13630 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13632 * value-prof.c (tree_ic_transform): Print counts.
13633 * tree-profile.c (tree_gen_ic_func_profiler):
13634 Clear __gcov_indreict_call_callee variable to avoid misattribution
13637 2008-05-28 Rafael EspÃndola <espindola@google.com>
13639 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13642 2008-05-28 Richard Guenther <rguenther@suse.de>
13644 PR tree-optimization/36339
13645 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13646 and clobbering code out of the loop.
13648 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13650 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13653 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13654 s390_contiguous_bitmask_p, s390_symref_operand_p,
13655 s390_check_symref_alignment, s390_reload_larl_operand,
13656 s390_reload_symref_address): New functions.
13657 (s390_branch_condition_mnemonic): Support compare and branch
13659 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13660 and 'W' constraints.
13661 (s390_secondary_reload): Add secondary reloads for unaligned
13662 symbol refs or symbol refs to floating point or QI/TI mode
13664 (legitimate_address_p): Accept symbol references as addresses.
13665 (s390_expand_insv): Use rotate and insert selected bits
13666 instruction for insv when building for z10.
13667 (print_operand_address): Handle symbol ref addresses.
13668 (print_operand): Output modifier 'c' added for signed byte values.
13669 (s390_encode_section_info): Mark symbol refs with
13670 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13672 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13673 (length attribute): RRF, RRR have 4 byte length.
13674 (FPALL, INTALL): New mode iterators added.
13675 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13676 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13677 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13678 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13679 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13680 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13681 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13682 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13684 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13685 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13686 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13687 reload<INTALL:mode><P:mode>_toreg_z10,
13688 reload<FPALL:mode><P:mode>_tomem_z10,
13689 reload<FPALL:mode><P:mode>_toreg_z10,
13690 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13691 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13692 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13693 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13695 (movmem, clrmem, cmpmem): New splitters added.
13697 * config/s390/predicates.md (larl_operand): Use
13698 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13699 SYMBOL_REF_ALIGN1_P.
13700 (s390_signed_integer_comparison,
13701 s390_unsigned_integer_comparison): New predicates.
13703 * config/s390/s390-protos.h (s390_check_symref_alignment,
13704 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13705 s390_reload_symref_address,
13706 s390_compare_and_branch_condition_mask): Prototypes added.
13708 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13709 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13710 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13712 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13714 * config/s390/s390.c (z10_cost): New cost function for z10.
13715 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13716 (s390_issue_rate): Adjust issue rate for z10.
13717 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13718 (processor_flags): Add PF_Z10.
13719 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13720 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13721 * gcc/config.gcc: Add z10.
13723 2008-05-28 Richard Guenther <rguenther@suse.de>
13725 PR tree-optimization/36291
13726 * tree-flow. h (struct gimple_df): Remove var_anns member.
13727 * tree-flow-inline.h (gimple_var_anns): Remove.
13728 (var_ann): Simplify.
13729 * tree-dfa.c (create_var_ann): Simplify.
13730 (remove_referenced_var): Clear alias info from var_anns of globals.
13731 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13732 (delete_tree_ssa): Clear alias info from var_anns of globals.
13733 Do not free var_anns.
13734 (var_ann_eq): Remove.
13735 (var_ann_hash): Likewise.
13737 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13739 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13740 and loongson2f entries.
13741 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13742 * config/mips/mips.h (processor_type): Add Loongson-2E
13743 and Loongson-2F entries.
13744 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13745 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13746 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13747 * doc/invoke.texi (MIPS Options): Document loongson2e
13748 and loongson2f processor names.
13750 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13754 * config/i386/i386.c (ix86_function_arg_boundary): Use
13755 alignment of canonical type.
13756 (ix86_expand_vector_move): Check unaligned memory access for
13759 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13761 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13762 Moved to the front of file.
13764 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13765 H.J. Lu <hongjiu.lu@intel.com>
13767 * dwarf2out.c (current_fde): New.
13769 (lookup_cfa:): Likewise.
13770 (dwarf2out_end_epilogue): Likewise.
13771 (dwarf2out_note_section_used): Likewise.
13773 2008-05-27 Michael Matz <matz@suse.de>
13776 * c.opt (Wenum-compare): New warning option.
13777 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13779 2008-05-27 Michael Matz <matz@suse.de>
13781 PR middle-end/36326
13782 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13784 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13785 into memory as tail calls.
13787 2008-05-27 Richard Guenther <rguenther@suse.de>
13789 PR tree-optimization/36339
13790 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13791 pointers cause all addressable variables to be call clobbered.
13793 2008-05-27 Richard Guenther <rguenther@suse.de>
13795 PR tree-optimization/36245
13796 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13798 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13800 * config/s390/s390.md: Replace all occurences of the 'm'
13801 constraint with 'RT'.
13803 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13805 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13807 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13809 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13810 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13811 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13813 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13815 * reload.c: (find_reloads): Skip alternatives according to the
13816 "enabled" attribute. Constify the constraint variable.
13817 * recog.c (get_attr_enabled): Add default implementation.
13818 (extract_insn): Set the alternative_enabled_p array
13819 in the recog_data struct.
13820 (preprocess_constraints, constrain_operands): Skip
13821 alternatives according to the "enabled" attribute
13822 * recog.h (struct recog_data): New field alternative_enabled_p.
13823 (skip_alternative): New inline function.
13824 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13825 (record_reg_classes): Skip alternative according to the
13826 "enabled" attribute.
13828 * doc/md.texi: Add documention for the "enabled" attribute.
13830 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13832 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13833 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13834 constraint with TARGET_MEM_CONSTRAINT.
13835 * recog.c (asm_operand_ok, preprocess_constraints,
13836 constrain_operands): Likewise.
13837 * regclass.c (record_reg_classes): Likewise.
13838 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13839 * reload1.c (maybe_fix_stack_asms): Likewise.
13840 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13841 * recog.h: Adjust comment.
13842 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13843 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13844 * doc/md.texi: Add a note to description of 'm' constraint.
13845 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13847 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13849 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13850 that the bitfield is of integral type before testing its precision.
13852 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13853 Sa Liu <saliu@de.ibm.com>
13855 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13856 __modti3, __udivti3, __umodti3 and __udivmodti4.
13857 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13858 that implement TImode mul and div functions.
13859 * config/spu/multi3.c: New. Implement __multi3.
13860 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13861 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13864 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13866 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13867 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13868 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13869 tls_sysv_suffix): New mode and mode attribute iterators.
13870 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13871 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13872 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13873 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13874 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13877 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13879 PR tree-optimization/36329
13880 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13881 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13882 * cgraphbuild.c (initialize_inline_failed): Use the latter
13883 macro in lieu of the former.
13884 * ipa-inline.c (cgraph_mark_inline): Likewise.
13885 (cgraph_decide_inlining_of_small_function): Likewise.
13886 (cgraph_decide_inlining): Likewise.
13887 (cgraph_decide_inlining_incrementally): Likewise.
13889 2008-05-26 Tristan Gingold <gingold@adacore.com>
13890 Anatoly Sokolov <aesok@post.ru>
13892 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13893 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13894 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13895 optimization for 'avr6' architecture.
13897 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13900 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13902 2008-05-26 Richard Guenther <rguenther@suse.de>
13904 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13905 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13907 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13909 PR middle-end/36253
13910 * caller-save.c (insert_restore): Verify alignment of spill space.
13911 (insert_save): Likewise.
13912 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13913 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13914 (STACK_SLOT_ALIGNMENT): Likewise.
13915 * function.c (LOCAL_ALIGNMENT): Removed.
13916 (get_stack_local_alignment): New.
13917 (assign_stack_local): Use it. Set alignment on stack slot.
13918 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13919 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13920 (STACK_SLOT_ALIGNMENT): New.
13921 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13922 stack slot in XFmode.
13924 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13926 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13929 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13930 argument operand in rax isn't removed.
13932 2008-05-26 Richard Guenther <rguenther@suse.de>
13934 PR middle-end/36300
13935 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13936 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13938 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13941 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13943 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13945 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13946 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13948 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13950 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13951 build a trampoline if we don't want one.
13952 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13953 return zero for nested functions if we don't want a trampoline.
13955 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13957 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13959 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13962 * c.opt: Removed undocumented option '-lang-fortran'.
13963 * c-common.h: Removed global variable 'lang_fortran'.
13964 * c-opts.c (c_common_handle_option): Removed code to handle
13965 option '-lang-fortran'. Updated includes.
13966 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13967 definition of '__GFORTRAN__'.
13968 (define__GNUC__): Reimplemented to use BASEVER and
13969 cpp_define_formatted.
13970 (builtin_define_with_value_n): Removed.
13971 * c-incpath.h: Renamed to ...
13972 * incpath.h: ... this.
13973 * c-incpath.c: Renamed to ...
13974 * incpath.c: ... this. Updated includes.
13975 * fix-header.c: Updated includes.
13976 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13977 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13978 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13980 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13982 * tree.h: Update the table of flags used on tree nodes.
13983 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13984 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13985 (FORCED_LABEL): Add access check.
13986 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13987 (ASM_INPUT_P): Likewise.
13988 (ASM_VOLATILE_P): Likewise.
13989 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13990 (OMP_SECTION_LAST): Access private_flag directly.
13991 (OMP_RETURN_NOWAIT): Likewise.
13992 (OMP_PARALLEL_COMBINED): Likewise.
13993 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13994 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13995 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13996 deprecated_flag directly.
13998 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
14000 * final.c (frame_pointer_needed): Removed.
14001 * flags.h (frame_pointer_needed): Likewise.
14003 * function.h (rtl_data): Add frame_pointer_needed.
14004 (frame_pointer_needed): New.
14006 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
14008 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
14010 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
14012 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
14015 2008-05-25 Alan Modra <amodra@bigpond.net.au>
14017 * c-common.c (strip_array_types): Move function to..
14019 (get_inner_array_type): Delete.
14020 * c-common.h (strip_array_types): Move declaration to..
14022 (get_inner_array_type): Delete.
14023 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
14024 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
14025 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
14026 * config/pa/pa.c (emit_move_sequence): Likewise.
14028 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
14030 * config/i386/i386.md (*sse_prologue_save_insn): Set length
14033 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
14035 * function.c: Include target hook for nonlocal_goto frame value.
14037 2008-05-24 Richard Guenther <rguenther@suse.de>
14039 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
14040 variable can be only accessed through a pointer or a union.
14042 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14044 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14045 * doc/extend.texi: Likewise.
14047 2008-05-23 DJ Delorie <dj@redhat.com>
14049 * config/m32c/jump.md (untyped_call): Add.
14051 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14052 for A24 to PSImode.
14053 (m32c_address_cost): Detail costs for indirect offsets.
14055 2008-05-23 Rafael EspÃndola <espindola@google.com>
14057 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14058 if a node is a SUBREG.
14059 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14062 2008-05-23 Paul Brook <paul@codesourcery.com>
14063 Carlos O'Donell <carlos@codesourcery.com>
14065 * doc/extend.texi: Clarify use of __attribute__((naked)).
14066 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14067 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14068 * function.c (use_register_for_decl): Use
14069 targetm.calls.allocate_stack_slots_for_args.
14070 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14071 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14072 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14074 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14076 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14078 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14080 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14081 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14082 is only rounded once.
14084 2008-05-23 Richard Guenther <rguenther@suse.de>
14086 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14088 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14089 Jakub Jelinek <jakub@redhat.com>
14092 * configure.ac: Handle --enable-cld.
14093 * configure: Regenerated.
14094 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14095 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14096 (ix86_current_function_needs_cld): New define.
14097 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14098 (cld): New isns pattern.
14099 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14100 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14101 * config/i386/i386.opt (mcld): New option.
14102 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14103 TARGET_CLD and ix86_current_function_needs_cld.
14104 (override_options): Use -mcld by default for 32-bit code if
14107 * doc/install.texi (Options specification): Document --enable-cld.
14108 * doc/invoke.texi (Machine Dependent Options)
14109 [i386 and x86-64 Options]: Add -mcld option.
14110 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14112 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14113 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14114 (return_in_memory_64): Likewise.
14115 (return_in_memory_ms_64): Likewise.
14117 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14119 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14120 * builtins.c (fold_builtin_fpclassify): New.
14121 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14122 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14123 * c-common.c (handle_type_generic_attribute): Adjust to accept
14124 fixed arguments before an elipsis.
14125 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14126 * doc/extend.texi: Document __builtin_fpclassify.
14128 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14130 * omp-low.c (gate_expand_omp_ssa): Remove.
14131 (pass_expand_omp_ssa): Remove.
14132 (gate_expand_omp): Do not check for flag_openmp_ssa.
14133 * common.opt (-fopenmp-ssa): Remove.
14134 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14136 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14138 * config/sh/sh.opt (mfixed-range): New option.
14139 * config/sh/sh-protos.h (sh_fix_range): Declare.
14140 * config/sh/sh.c (sh_fix_range): New function.
14141 * config/sh/sh.h (sh_fixed_range_str): Declare.
14142 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14144 * doc/invoke.texi (SH Options): Document -mfixed-range.
14146 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14148 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14149 it before the redeclaration.
14151 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14153 * config/avr/avr.c (get_sequence_length): Add new function.
14154 (expand_prologue, expand_epilogue): Remove duplicate code.
14156 2008-05-22 Rafael EspÃndola <espindola@google.com>
14158 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14161 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14163 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14164 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14166 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14167 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14168 (vect_update_misalignment_for_peel): Likewise.
14169 (vector_alignment_reachable_p): Likewise.
14170 * tree-vect-transform.c (vectorizable_load): Likewise.
14171 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14172 (get_vectype_for_scalar_type): Pass mode of scalar_type
14173 to UNITS_PER_SIMD_WORD.
14175 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14176 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14177 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14178 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14179 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14181 2008-05-22 Ira Rosen <irar@il.ibm.com>
14183 PR tree-optimization/36293
14184 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14185 if the first load must be skipped because of a gap.
14187 2008-05-22 Richard Guenther <rguenther@suse.de>
14189 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14190 more cases of offset disambiguation that is possible if
14191 strict-aliasing rules apply.
14192 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14193 for basic offset and type-based disambiguation.
14195 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14197 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14198 ix86_expand_vector_set on V16QImode for SSE4.1.
14200 2008-05-21 Tom Tromey <tromey@redhat.com>
14202 * c.opt (Wimport): Mark as undocumented.
14203 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14205 (Warning Options): Likewise.
14206 * doc/cppopts.texi: Don't mention -Wimport.
14208 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14210 PR tree-optimization/36287
14211 PR tree-optimization/36286
14212 * lambda-code.c (build_access_matrix): Do not use the loop->num
14213 for computing the number of induction variables: use the loop depth
14216 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14219 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14220 option -f(no-)leading-underscore.
14222 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14224 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14225 GET_MODE_NUNITS (mode).
14227 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14229 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14230 (-mmulhw): Add 464 to description.
14231 (-mdlmzb): Likewise.
14232 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14233 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14235 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14236 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14237 * config/rs6000/rs6000.md: Update comments for 464.
14239 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14241 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14243 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14245 * config/i386/sse.md (vec_extractv4sf): Removed.
14246 (vec_extractv2df): Likewise.
14247 (vec_extractv2di): Likewise.
14248 (vec_extractv4si): Likewise.
14249 (vec_extractv8hi): Likewise.
14250 (vec_extractv16qi): Likewise.
14251 (vec_extract<mode>): New.
14253 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14255 * config/i386/sse.md (vec_setv4sf): Removed.
14256 (vec_setv2df): Likewise.
14257 (vec_setv2di): Likewise.
14258 (vec_setv4si): Likewise.
14259 (vec_setv8hi): Likewise.
14260 (vec_setv16qi): Likewise.
14261 (vec_set<mode>): New.
14263 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14265 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14266 goto for vec_concat and vec_interleave.
14268 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14270 * config/i386/sse.md (vec_initv4sf): Removed.
14271 (vec_initv2df): Likewise.
14272 (vec_initv2di): Likewise.
14273 (vec_initv4si): Likewise.
14274 (vec_initv8hi): Likewise.
14275 (vec_initv16qi): Likewise.
14276 (vec_init<mode>): New.
14278 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14280 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14282 2008-05-21 Tom Tromey <tromey@redhat.com>
14284 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14285 (zone_find_object_offset): Likewise.
14286 (gt_ggc_m_S): Likewise.
14287 (highest_bit): Likewise.
14288 * ggc-page.c (gt_ggc_m_S): New function.
14289 * stringpool.c (string_stack): Remove.
14290 (init_stringpool): Update.
14291 (ggc_alloc_string): Use ggc_alloc.
14292 (maybe_delete_ident): New function.
14293 (ggc_purge_stringpool): Likewise.
14294 (gt_ggc_m_S): Remove.
14295 * ggc-common.c (ggc_protect_identifiers): New global.
14296 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14297 ggc_protect_identifiers.
14298 * ggc.h (ggc_protect_identifiers): Declare.
14299 (gt_ggc_m_S): Update.
14300 (ggc_purge_stringpool): Declare.
14301 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14302 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14304 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14306 2008-05-21 David S. Miller <davem@davemloft.net>
14308 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14311 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14313 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14316 2008-05-20 David Daney <ddaney@avtrex.com>
14318 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14319 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14320 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14321 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14322 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14323 (atomic_hiqi_op): New define_code_iterator.
14324 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14325 mips_expand_compare_and_swap_12.
14326 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14327 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14328 (sync_<optab><mode>, sync_old_<optab><mode>,
14329 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14330 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14331 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14332 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14333 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14334 (test_and_set_12): New insn.
14335 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14336 sync_new_<optab><mode>, sync_old_nand<mode>,
14337 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14338 clobber to operand 0 for SI and DI mode insns.
14339 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14340 mips_gen_fn_4): New typedefs.
14341 (mips_gen_fn_ptrs): Define new union type.
14342 (mips_expand_compare_and_swap_12): Remove declaration.
14343 (mips_expand_atomic_qihi): Declare function.
14344 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14345 (mips_expand_atomic_qihi): ... this. Use new generator function
14347 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14348 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14349 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14350 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14351 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14352 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14353 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14354 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14355 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14356 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14359 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14361 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14364 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14366 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14367 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14368 (avr_attribute_table): Add 'OS_main' function attribute.
14369 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14370 functions with 'OS_main' attribute.
14372 2008-05-20 Richard Guenther <rguenther@suse.de>
14374 PR tree-optimization/35204
14375 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14376 helper, split out from ...
14377 (DFS): ... here. Make the DFS walk non-recursive.
14379 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14380 Jan Sjodin <jan.sjodin@amd.com>
14382 PR tree-optimization/36181
14383 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14384 (parallelize_loops): Don't parallelize when the loop has vector
14387 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14388 Sebastian Pop <sebastian.pop@amd.com>
14390 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14391 matrix, and never look at the tree representation of the memory
14393 (linear_transform_loops): Computes parameters and access matrices.
14394 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14396 (access_matrix_get_index_for_parameter): New.
14397 * tree-data-ref.h (struct access_matrix): New.
14398 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14399 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14400 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14401 am_vector_index_for_loop): New.
14402 (struct data_reference): Add field access_matrix.
14403 (DR_ACCESS_MATRIX): New.
14404 (compute_data_dependences_for_loop): Update declaration.
14405 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14406 * lambda.h (lambda_vector_vec_p): Declared.
14407 * lambda-code.c: Depend on pointer-set.h.
14408 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14409 av_for_af_base, av_for_af, build_access_matrix,
14410 lambda_compute_access_matrices): New.
14411 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14413 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14415 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14416 $SOURCEDIR/include.
14418 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14419 Sebastian Pop <sebastian.pop@amd.com>
14421 PR tree-optimization/36206
14422 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14424 (instantiate_scev_1): Rename flags to fold_conversions.
14425 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14426 outeside instantiation_loop.
14427 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14428 (evolution_function_is_affine_or_constant_p): Removed.
14429 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14431 (analyze_siv_subscript): Pass in the loop nest number.
14432 Call evolution_function_is_affine_in_loop instead of
14433 evolution_function_is_affine_p.
14434 (analyze_overlapping_iterations): Pass in the loop nest number.
14436 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14437 Sebastian Pop <sebastian.pop@amd.com>
14439 PR tree-optimization/36206
14440 * tree-chrec.h (chrec_fold_op): New.
14441 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14444 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14446 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14448 (remove_duplicates): Do not set inode on non-inode systems.
14451 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14453 * config.gcc (tm_file): Update comments about relative pathnames.
14455 2008-05-20 Richard Guenther <rguenther@suse.de>
14457 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14458 * tree-ssa-sccvn.c (process_scc): Likewise.
14459 * tree-ssa-sink.c (execute_sink_code): Likewise.
14460 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14461 * tree-vrp.c (process_assert_insertions): Likewise.
14462 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14463 (perform_tree_ssa_dce): Likewise.
14464 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14465 (dump_dominator_optimization_stats): Likewise.
14466 * tree-vectorizer.c (vectorize_loops): Likewise.
14468 2008-05-20 Richard Guenther <rguenther@suse.de>
14470 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14472 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14474 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14475 (ix86_i386elf_return_in_memory): Likewise.
14476 (ix86_i386interix_return_in_memory): Likewise.
14477 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14478 (SUBTARGET_RETURN_IN_MEMORY): New.
14479 * config/i386/i386elf.h: Likewise.
14480 * config/i386/ptx4-i.h: Likewise.
14481 * config/i386/sol2-10.h: Likewise.
14482 * config/i386/sysv4.h: Likewise.
14483 * config/i386/vx-common.h: Likewise.
14484 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14485 * config/i386/i386.c (ix86_return_in_memory): Made static and
14486 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14487 (ix86_i386elf_return_in_memory): Removed.
14488 (ix86_i386interix_return_in_memory): Removed.
14489 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14490 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14492 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14494 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14496 2008-05-19 Xinliang David Li <davidxl@google.com>
14498 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14500 * common.opt: Ditto.
14501 * doc/invoke.texi: Ditto.
14503 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14505 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14506 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14508 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14510 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14511 sizes of operand array from 8/4 to 4/2.
14512 (ix86_expand_vector_init_general): Change size of operand array
14513 from 32 to 16. Remove op0, op1 and half_mode.
14515 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14517 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14518 (ix86_expand_vector_init_interleave): Likewise.
14519 (ix86_expand_vector_init_general): Use them. Assert
14520 word_mode == SImode when n_words == 4.
14522 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14524 * config/i386/i386.c (ix86_secondary_reload): New static function.
14525 (TARGET_SECONDARY_RELOAD): New define.
14526 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14527 * config/i386/i386.md (reload_outqi): Remove.
14529 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14531 PR middle-end/35509
14532 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14533 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14534 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14535 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14536 (fold_builtin_1): Likewise.
14537 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14538 c-common.c (check_builtin_function_arguments): Handle
14539 BUILT_IN_ISINF_SIGN.
14540 * doc/extend.texi: Document __builtin_isinf_sign.
14541 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14543 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14545 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14546 EH cleanup at the end of the pass, search for those that have been
14547 turned into forwarder blocks and do the cleanup on their successor.
14549 2008-05-18 Richard Guenther <rguenther@suse.de>
14551 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14552 pointers to sizetype and vice versa.
14554 2008-05-18 Xinliang David Li <davidxl@google.com>
14556 * gcc/tree-ssa-dce.c: Coding style fix.
14557 (check_pow): Documentation comment.
14558 (check_log): Documenation comment. Coding style fix.
14559 (is_unnecessary_except_errno_call): Ditto.
14560 (gen_conditions_for_pow): Ditto.
14561 (gen_conditions_for_log): Ditto.
14562 (gen_shrink_wrap_conditions): Ditto.
14563 (shrink_wrap_one_built_in_calls): Ditto.
14564 * gcc/doc/invoke.texi: Better documentation string.
14565 * ChangeLog: Fix wrong change log entries from
14566 May 17 checkin on function call DCE.
14568 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14570 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14572 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14574 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14575 * df-problems.c (simulation routines): Fixed block comment to
14576 properly say how to add forwards scanning functions.
14578 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14580 * tree-inline.c (setup_one_parameter): Remove dead code.
14582 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14584 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14585 a BIT_AND_EXPR only for an INTEGER_TYPE.
14587 2008-05-17 Xinliang David Li <davidxl@google.com>
14589 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14590 (check_pow, check_log, is_unnecessary_except_errno_call): New
14591 functions to check for eliminating math functions that are pure
14592 except for setting errno.
14593 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14594 general condition expressions for shrink-wrapping pow/log calls.
14595 (gen_shrink_wrap_conditions): Ditto.
14596 (shrink_wrap_one_built_in_call): Ditto.
14597 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14598 (mark_operand_necessary): If debugging, output if OP is necessary.
14599 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14601 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14603 * gcc/common.opt: New user flag -ftree-builtin-dce.
14604 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14606 2008-05-16 David S. Miller <davem@davemloft.net>
14608 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14609 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14611 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14614 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14616 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14618 * ifcvt.c (dead_or_predicable): Rename
14619 df_simulate_one_insn_backwards to df_simulate_one_insn.
14620 * recog.c (peephole2_optimize): Ditto.
14621 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14623 * df.h: Rename df_simulate_one_insn_backwards to
14624 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14625 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14626 scanning of defs and uses.
14627 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14628 (df_simulate_one_insn_forwards): Removed.
14630 2008-05-16 Doug Kwan <dougkwan@google.com>
14632 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14634 (real_from_string): Handle NaNs and Inf as approriate.
14636 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14638 * doc/gty.texi (Source Files Containing Type Information): Note
14639 that headers should appear first in the gtfiles list.
14641 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14643 * tree.def (COND_EXEC): Properly documented this code.
14645 2008-05-16 Diego Novillo <dnovillo@google.com>
14647 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14648 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14651 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14653 * tree-ssa-dse (max_stmt_uid): Removed.
14654 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14655 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14656 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14657 * function.h (cfun.last_stmt_uid): New field.
14658 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14659 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14661 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14662 (create_stmt_ann): Initialize the ann->uid field.
14663 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14665 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14667 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14669 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14670 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14671 (init_empty_tree_cfg): Call it.
14673 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14675 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14678 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14680 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14681 * tree-dump.c (dump_options): New verbose option.
14682 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14684 * tree-pass.h (TDF_VERBOSE): New dump flag.
14685 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14686 (tree-flow.h): Added include.
14687 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14689 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14691 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14693 From Jie Zhang <jie.zhang@analog.com>
14694 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14695 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14696 mcpu=bf561-none and mcpu=bf561-0.2.
14697 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14698 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14699 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14700 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14701 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14702 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14703 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14705 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14706 (cputype_selected): Remove.
14707 (bfin_handle_option): Don't use cputype_selected.
14708 (override_options): When no mcpu option, enable all workarounds.
14709 Don't use bfin_workarounds.
14710 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14712 (DEFAULT_CPU_TYPE): Don't define.
14714 2008-05-16 Richard Guenther <rguenther@suse.de>
14716 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14717 on deletion of the last stmt.
14719 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14721 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14722 V8HImode for SSE2 and V16QImode for SSE4.1.
14724 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14726 * cgraph.h (compute_inline_parameters): Made public.
14727 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14728 variable_generate_summary, function_write_summary,
14729 variable_write_summary, variable_read_summary. Added generate_summary,
14730 write_summary, read_summary.
14731 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14732 pass_ipa_inline.function_generate_summary, to
14733 compute_inline_parameters.
14734 * ipa-inline.c (compute_inline_parameters): Made public and added
14736 (compute_inline_parameters_for_current): New function.
14737 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14738 (inline_generate_summary): Removed parameter and made to loop over
14740 (pass_ipa_inline): Updated for new IPA_PASS structure.
14741 * passes.c (execute_ipa_summary_passes): Now is called once per
14742 pass rather than once per node*pass.
14744 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14746 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14747 avr_have_mul_p, avr_asm_only_p): Remove variables.
14748 (avr_override_options): Remove initialization of removed variables.
14749 (avr_file_start): Convert removed variables to fields of
14750 'struct base_arch_s *avr_current_arch'.
14751 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14752 (AVR_HAVE_MUL): (Ditto.).
14753 (AVR_HAVE_MOVW): (Ditto.).
14754 (AVR_HAVE_LPMX): (Ditto.).
14755 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14756 avr_asm_only_p): Remove declaration.
14758 2008-05-15 Diego Novillo <dnovillo@google.com>
14760 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14761 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14763 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14765 PR middle-end/36194
14766 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14767 Don't call record_truncated_value from here.
14768 (record_truncated_value): Turn it into a for_each_rtx callback.
14769 (record_truncated_values): New function.
14770 (combine_instructions): Call note_uses with record_truncated_values.
14771 Change name of check_conversion to check_promoted_subreg.
14773 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14775 * doc/sourcebuild.texi: Document support for torture tests.
14777 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14779 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14780 to alternative 4 of operand 2.
14782 2008-05-15 Richard Guenther <rguenther@suse.de>
14784 * tree-pass.h (current_pass): Declare.
14785 (get_pass_for_id): Likewise.
14786 * passes.c (passes_by_id, passes_by_id_size): New globals.
14787 (set_pass_for_id): New function.
14788 (get_pass_for_id): Likewise.
14789 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14790 (execute_function_todo): Flush per function statistics.
14791 * toplev.c (compile_file): Init statistics.
14792 (general_init): Do early statistics initialization.
14793 (finalize): Finish statistics.
14794 * statistics.h (statistics_early_init): Declare.
14795 (statistics_init): Likewise.
14796 (statistics_fini): Likewise.
14797 (statistics_fini_pass): Likewise.
14798 (statistics_counter_event): Likewise.
14799 (statistics_histogram_event): Likewise.
14800 * statistics.c: New file.
14801 * Makefile.in (OBJS-common): Add statistics.o.
14802 (statistics.o): Add dependencies.
14803 * doc/invoke.texi (-fdump-statistics): Document.
14805 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14806 (insert): Likewise.
14807 (execute_pre): Use statistics_counter_event.
14808 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14809 (substitute_and_fold): Increment it. Use statistics_counter_event.
14811 2008-05-15 Diego Novillo <dnovillo@google.com>
14813 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14815 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14816 * tree-ssa-alias.c (new_type_alias): Remove references to
14817 sub-variables from comment.
14818 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14820 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14822 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14823 attribute to 1 only for insertps alternative.
14825 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14827 * config/bfin/bfin.md (loadbytes): New pattern.
14828 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14829 (bfin_init_builtins): Initialize it.
14830 (bdesc_1arg): Add it.
14832 2008-05-15 Sa Liu <saliu@de.ibm.com>
14834 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14835 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14836 * testsuite/lib/target-supports.exp: Add
14837 check_effective_target_fortran_integer_16.
14839 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14841 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14842 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14843 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14844 (TARGET_RETURN_IN_MEMORY): Define.
14846 2008-05-15 Richard Guenther <rguenther@suse.de>
14848 PR middle-end/36244
14849 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14850 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14851 represent unmodifiable vars.
14853 2008-05-15 Richard Guenther <rguenther@suse.de>
14855 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14856 INDIRECT_REF and TARGET_MEM_REF.
14857 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14860 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14861 H.J. Lu <hongjiu.lu@intel.com>
14863 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14864 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14865 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14866 insn alternatives. Add missing alternatives.
14867 (*vec_concatv2di_rex64_sse4_1): Likewise.
14868 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14869 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14870 Require TARGET_SSE.
14872 2008-05-15 Richard Guenther <rguenther@suse.de>
14874 PR tree-optimization/36009
14875 PR tree-optimization/36204
14876 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14877 (determine_invariantness_stmt): Record the loop a store is
14878 always executed in.
14879 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14882 2008-05-15 Richard Guenther <rguenther@suse.de>
14884 PR tree-optimization/34330
14885 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14886 through the pointer will alias the SMT.
14888 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14890 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14892 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14894 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14896 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14897 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14899 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14900 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14901 (vashl_optab): New optab for vector/vector shifts.
14902 (vashr_optab): Ditto.
14903 (vlshr_optab): Ditto.
14904 (vrotl_optab): Ditto.
14905 (vrotr_optab): Ditto.
14906 (optab_subtype): New enum for optab_for_tree_code call.
14907 (optab_for_tree_code): Add enum optab_subtype argument.
14909 * optabs.c (optab_for_tree_code): Take an additional argument to
14910 distinguish between a vector shift by a scalar and vector shift by
14911 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14912 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14913 vector shift by a vector.
14914 (expand_widen_pattern_expr): Pass additional argument to
14915 optab_for_tree_code.
14917 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14918 vrotl_optab, vrotr_optab.
14920 * expr.c (expand_expr_real_1): Update calls to
14921 optab_for_tree_code to distinguish between vector shifted by a
14922 scalar and vector shifted by a vector.
14923 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14924 (supportable_narrowing_operation): Ditto.
14925 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14926 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14927 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14928 (vect_create_epilog_for_reduction): Ditto.
14929 (vectorizable_reduction): Ditto.
14930 (vectorizable_operation): Ditto.
14931 (vect_strided_store_supported): Ditto.
14932 (vect_strided_load_supported): Ditto.
14933 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14934 * expmed.c (expand_shift): Ditto.
14936 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14938 (ashr@var{m}3): Ditto.
14939 (vashl@var{m}3): Document new vector/vector shift standard name.
14940 (vashr@var{m}3): Ditto.
14941 (vlshr@var{m}3): Ditto.
14942 (vrotl@var{m}3): Ditto.
14943 (vrotr@var{m}3): Ditto.
14945 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14946 (PPERM_INVERT): Ditto.
14947 (PPERM_REVERSE): Ditto.
14948 (PPERM_REV_INV): Ditto.
14949 (PPERM_ZERO): Ditto.
14950 (PPERM_ONES): Ditto.
14951 (PPERM_SIGN): Ditto.
14952 (PPERM_INV_SIGN): Ditto.
14953 (PPERM_SRC1): Ditto.
14954 (PPERM_SRC2): Ditto.
14956 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14957 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14958 allows a memory operand to be the value being added, and split it
14959 to improve vectorization.
14960 (sse5_pmacsdqh_mem): Ditto.
14961 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14962 (sse5_mulv2div2di3_high): Ditto.
14963 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14964 (vec_pack_trunc_v4si): Ditto.
14965 (vec_pack_trunc_v2di): Ditto.
14966 (sse5_pcmov_<mode>): Remove code that tried to use use
14967 andps/andnps instead of pcmov.
14968 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14969 pmacsdqh instructions.
14970 (vec_widen_smult_lo_v4si): Ditto.
14972 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14973 (PPERM_INVERT): Ditto.
14974 (PPERM_REVERSE): Ditto.
14975 (PPERM_REV_INV): Ditto.
14976 (PPERM_ZERO): Ditto.
14977 (PPERM_ONES): Ditto.
14978 (PPERM_SIGN): Ditto.
14979 (PPERM_INV_SIGN): Ditto.
14980 (PPERM_SRC1): Ditto.
14981 (PPERM_SRC2): Ditto.
14982 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14984 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14986 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14987 says ignore whether the last reference is a memory operand.
14989 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14990 Paolo Bonzini <bonzini at gnu dot org>
14992 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14995 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14996 (vlshr<mode>3): Rename from vlshr<mode>3.
14997 (vashr<mode>3): Rename from vashr<mode>3.
14998 (mulv4sf3): Change the names of vector shift patterns.
15002 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
15005 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
15030 * config/spu/spu.md (v): New iterator macro to add v for vector types.
15031 (floatunssidf2_internal): Change vector/vector shift names.
15032 (floatunsdidf2_internal): Ditto.
15039 (vashl<mode>3): Rename from ashl<mode>3.
15040 (vashr<mode>3): Rename from ashr<mode>3.
15041 (vlshr<mode>3): Rename from lshr<mode>3.
15042 (vrotl<mode>3): Rename from rotl<mode>3.
15044 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15047 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15048 multiply gives the wrong value when doing widening multiplies.
15049 (vec_widen_smult_lo_v4si): Ditto.
15051 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15053 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15054 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15055 emit_library_call_value.
15056 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15057 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15058 * calls.c (initialize_argument_information, precompute_arguments,
15059 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15060 (precompute_arguments): Removed flags parameter.
15061 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15063 2008-05-14 Richard Guenther <rguenther@suse.de>
15065 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15066 Make sure to register the store if the use is a PHI_NODE.
15068 2008-05-14 Olivier Hainque <hainque@adacore.com>
15070 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15071 memory if the component is to be referenced in BLKmode according
15072 to get_inner_reference.
15074 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15076 * calls.c (emit_library_call_value_1): Restore code clearing
15077 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15079 2008-05-14 Olivier Hainque <hainque@adacore.com>
15080 Nicolas Roche <roche@adacore.com>
15082 * configure.ac: Add support for a "gcc_subdir" variable in
15083 config-lang.in, to denote a subdirectory where the language/GCC
15084 integration files are to be found.
15085 * configure: Regenerate.
15087 2008-05-14 Ira Rosen <irar@il.ibm.com>
15089 PR tree-optimization/36098
15090 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15091 value for the first load in the group in case of a gap.
15092 (vect_build_slp_tree): Check that there are no gaps in loads.
15094 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15096 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15097 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15098 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15099 emit_insn and remove unneeded code to construct extra args.
15100 (emit_no_conflict_block): Removed.
15101 * optabls.h: (emit_no_conflict_block): Removed.
15102 * cse.c (cse_extended_basic_block): Remove search for
15103 REG_NO_CONFLICT note.
15104 * global.c: Removed incorrect comment added in revision 117.
15105 * expr.c (convert_move): Change call to emit_no_conflict_block to
15107 * recog.c: Change comments so that they do not mention
15109 * local_alloc.c (combine_regs): Removed last parameter.
15110 (no_conflict_p): Removed.
15111 (block_alloc): Removed note, no_conflict_combined_regno and set
15112 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15113 (combine_regs): Removed already_dead and code to look for
15114 REG_NO_CONFLICT notes.
15115 * lower_subreg (remove_retval_note): Removed code to look for
15116 REG_NO_CONFLICT block.
15117 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15118 (resolve_clobber): Remove code to process libcalls that have
15119 REG_NO_CONFLICT notes.
15120 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15122 * combine.c (can_combine_p, distribute_notes): Removed
15123 REG_NO_CONFLICT case.
15124 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15126 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15127 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15129 * reg-notes.def (NO_CONFLICT): Removed.
15131 2008-05-14 David S. Miller <davem@davemloft.net>
15133 * config/sparc/sparc.c (sparc_profile_hook): If
15134 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15135 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15136 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15138 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15140 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15142 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15145 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15146 and op1 expansion before vector concat to have less live pseudos.
15148 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15150 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15151 ix86_expand_vector_set if supported.
15153 2008-05-13 Diego Novillo <dnovillo@google.com>
15154 Kenneth Zadeck <zadeck@naturalbridge.com>
15156 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15158 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15159 phinodes_print_statistics, init_ssanames, fini_ssanames,
15160 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15161 release_ssa_name, release_defs, replace_ssa_name_symbol,
15162 ssanames_print_statistics): Move ...
15163 * tree-flow.h: ... here.
15164 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15165 Use FN instead of cfun.
15166 (make_ssa_name_fn): Rename from make_ssa_name.
15167 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15168 * tree-flow-inline.h (make_ssa_name): Move from
15169 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15170 * omp-low.c (expand_omp_parallel):
15171 * tree-flow-inline.h (redirect_edge_var_map_result):
15172 * tree-ssa.c (init_tree_ssa): Add argument FN.
15173 Use it instead of cfun. Update all users.
15175 2008-05-13 Tom Tromey <tromey@redhat.com>
15177 PR preprocessor/22168:
15178 * doc/cpp.texi (Top): Update menu.
15179 (Alternatives to Wrapper #ifndef): New node.
15180 (Other Directives): Document deprecation.
15181 (Obsolete Features): Remove menu.
15182 (Assertions): Merge node into Obsolete Features.
15183 (Obsolete once-only headers): Move earlier; rename to Alternatives
15184 to Wrapper #ifndef.
15185 * doc/cppopts.texi: Update.
15186 * c.opt (Wdeprecated): Enable for C and ObjC.
15187 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15188 (C++ Dialect Options): Move -Wno-deprecated from here to...
15189 (Warning Options): ... here.
15191 2008-05-13 Richard Guenther <rguenther@suse.de>
15193 PR middle-end/36227
15194 * fold-const.c (fold_sign_changed_comparison): Do not allow
15195 changes in pointer-ness.
15197 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15200 * config/sh/sh.c (sh_expand_prologue): Don't clear
15201 RTX_FRAME_RELATED_P for push insns.
15203 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15205 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15207 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15209 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15210 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15211 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15213 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15215 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15216 (*vec_concatv4sf_sse): This.
15217 (*sse2_concatv2si): Renamed to ...
15218 (*vec_concatv2si_sse2): This.
15219 (*sse1_concatv2si): Renamed to ...
15220 (*vec_concatv2si_sse): This.
15221 (*vec_concatv2di_rex): Renamed to ...
15222 (*vec_concatv2di_rex64): This.
15223 (*vec_concatv2si_sse4_1): New.
15224 (*vec_concatv2di_rex64_sse4_1): Likewise.
15226 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15228 PR rtl-optimization/36111
15229 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15230 that was created for swappable operands.
15232 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15235 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15236 * configure.ac: Add call to ACX_PROG_GNAT.
15238 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15240 * optc-gen.awk: Fix comment typo.
15242 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15244 * pretty-print.c (pp_integer_with_precision): Use
15245 HOST_LONG_LONG_FORMAT.
15247 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15249 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15251 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15253 * config/i386/i386.c (bdesc_ptest): Removed.
15254 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15255 (bdesc_args): Add __builtin_ia32_ptestz128,
15256 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15257 (ix86_init_mmx_sse_builtins): Updated.
15258 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15259 (ix86_expand_builtin): Updated.
15261 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15263 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15264 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15266 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15268 * value-prof.c (interesting_stringop_to_profile): Do not
15269 return early for BUILT_IN_MEMPCPY.
15271 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15273 * calls.c (expand_call): Don't use callgraph to increase
15274 preferred_stack_boundary.
15276 * cgraph.h (cgraph_rtl_info): Use unsigned on
15277 preferred_incoming_stack_boundary.
15279 * final.c (rest_of_clean_state): Use unsigned on
15280 preferred_stack_boundary.
15282 2008-05-09 Tom Tromey <tromey@redhat.com>
15284 PR preprocessor/22231:
15285 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15288 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15290 PR tree-optimization/36129
15291 * tree-ssa-ccp.c: Include value-prof.h.
15292 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15293 built-in function was folded to a constant.
15294 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15296 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15297 Sebastian Pop <sebastian.pop@amd.com>
15299 * tree-scalar-evolution.c: Document instantiate_scev.
15300 (instantiate_parameters_1): Renamed instantiate_scev_1.
15301 Don't use the same loop for instantiation_loop and evolution_loop.
15302 (instantiate_scev): New.
15303 (instantiate_parameters): Moved...
15304 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15305 same loop twice. Maintains the semantics for this function.
15306 * tree-scalar-evolution.h (instantiate_scev): Declare.
15307 (instantiate_parameters): ...here. Now static inline.
15308 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15309 instead of resolve_mixers.
15311 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15313 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15315 2008-05-09 Tomas Bily <tbily@suse.cz>
15317 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15318 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15319 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15320 * c-common.c (c_common_truthvalue_conversion): Likewise.
15321 * tree-object-size.c (compute_object_offset): Likewise.
15322 * tree-inline.c (estimate_num_insns_1): Likewise.
15323 * varasm.c (const_hash_1, compare_constant, copy_constant)
15324 (compute_reloc_for_constant, output_addressed_constants)
15325 (initializer_constant_valid_p): Likewise.
15326 * c-omp.c (check_omp_for_incr_expr): Likewise.
15327 * gimplify.c (gimplify_expr): Likewise.
15328 * c-typeck.c (c_finish_return): Likewise.
15329 * tree-vectorizer.c (supportable_widening_operation)
15330 (supportable_narrowing_operation): Likewise.
15331 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15332 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15333 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15334 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15335 (descr_info_loc): Likewise.
15336 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15337 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15338 (fold_unary): Likewise.
15339 * builtins.c (get_pointer_alignment): Likewise.
15340 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15341 (instantiate_parameters_1): Likewise.
15342 * tree.c (expr_align, stabilize_reference): Likewise.
15343 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15344 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15345 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15346 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15347 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15348 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15350 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15351 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15352 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15353 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15354 (forward_propagate_comparison)
15355 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15356 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15357 * emit-rtl.c (component_ref_for_mem_expr)
15358 (set_mem_attributes_minus_bitpos): Likewise.
15359 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15360 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15362 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15363 (build_function_call, pointer_diff, build_compound_expr)
15364 (c_finish_return): Likewise.
15365 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15366 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15368 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15369 * expr.c (is_aligning_offset): Likewise.
15370 * tree-ssa-alias.c (is_escape_site): Likewise.
15371 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15372 (check_all_va_list_escapes): Likewise.
15373 * tree-ssa-loop-ivopts.c (determine_base_object)
15374 (determine_common_wider_type): Likewise.
15375 * dojump.c (do_jump): Likewise.
15376 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15377 * tree-gimple.c (is_gimple_cast): Likewise.
15378 * fold-const.c (decode_field_reference, )
15379 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15380 (fold_binary): Likewise.
15381 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15382 (already_warned_in_frontend_p): Likewise.
15383 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15384 * tree.c (really_constant_p, get_unwidened): Likewise.
15385 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15386 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15387 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15389 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15391 (CONVERT_EXPR_P): Define.
15392 (CASE_CONVERT): Define.
15394 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15396 PR middle-end/36117
15397 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15398 (delete_unmarked_insns): When deleting a call, call
15399 delete_unreachable_blocks.
15400 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15401 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15403 2008-05-08 Richard Guenther <rguenther@suse.de>
15405 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15406 (-ftree-salias): Likewise.
15407 (salias-max-implicit-fields): Remove param documentation.
15408 (salias-max-array-elements): Likewise.
15409 * tree-pass.h (pass_create_structure_vars): Remove.
15410 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15411 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15412 * tree-ssa-alias.c (create_structure_vars): Remove.
15413 (gate_structure_vars): Likewise.
15414 (pass_create_structure_vars): Likewise.
15415 (gate_build_alias): Likewise.
15416 (pass_build_alias): Adjust to run always and dump the function.
15417 * common.opt (ftree-salias): Hide.
15418 * passes.c (init_optimization_passes): Remove
15419 pass_create_structure_vars, adjust comment.
15420 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15421 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15422 * opts.c (decode_options): Do not set flag_tree_salias.
15423 (common_handle_option): Add OPT_ftree_salias to the backward
15424 compatibility section.
15426 2008-05-08 Richard Guenther <rguenther@suse.de>
15428 * tree-flow-inline.h (var_can_have_subvars): Move ...
15429 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15430 * tree-flow.h (var_can_have_subvars): Remove.
15431 (push_fields_onto_fieldstack): Remove.
15432 (sort_fieldstack): Likewise.
15433 (struct fieldoff): Move ...
15434 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15435 alias_set and base_for_components fields.
15436 (sort_fieldstack): Make static.
15437 (push_fields_onto_fieldstack): Likewise. Remove code that
15438 handles anything but RECORD_TYPEs. Remove alias_set and
15439 base_for_components handling.
15440 (create_variable_info_for): Adjust.
15442 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15444 * common.opt (Wframe-larger-than=): Shorten the help message
15446 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15448 2008-05-08 Rafael EspÃndola <espindola@google.com>
15450 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15452 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15453 trap and that both operands are gimple values.
15454 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15455 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15458 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15460 * read-rtl.c (join_c_conditions): Return the first string if the
15461 two strings are equal.
15463 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15465 * gensupport.h (pred_data): Add a "num_codes" field.
15466 (add_predicate_code): Declare.
15467 * gensupport.c (add_predicate_code): New function.
15468 (std_pred_table): Add an "allows_const_p" field.
15469 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15470 Remove the (incomplete) list of such codes from the codes field.
15471 (init_predicate_table): Use add_predicate_code. Add all
15472 RTX_CONST_OBJs if allows_const_p is true.
15473 * genrecog.c (process_define_predicate): Use add_predicate_code.
15475 2008-05-08 David Daney <ddaney@avtrex.com>
15476 Richard Sandiford <rsandifo@nildram.co.uk>
15478 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15479 special case of constant zero operands.
15480 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15481 old and new values. Special case constant zero values.
15482 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15484 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15485 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15487 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15490 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15491 similar RTX_CONST_OBJ before CONST_INT.
15493 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15495 * stmt.c (expand_stack_restore): Change sa mode if needed.
15497 2008-05-08 Richard Guenther <rguenther@suse.de>
15499 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15500 return type to bool.
15501 (ix86_sol10_return_in_memory): Likewise.
15502 (ix86_i386elf_return_in_memory): Likewise.
15503 (ix86_i386interix_return_in_memory): Likewise.
15504 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15505 (ix86_sol10_return_in_memory): Likewise.
15506 (ix86_i386elf_return_in_memory): Likewise.
15507 (ix86_i386interix_return_in_memory): Likewise.
15509 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15512 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15514 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15515 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15518 2008-05-08 Richard Guenther <rguenther@suse.de>
15520 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15521 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15522 (DR_SUBVARS): Remove.
15523 * tree-dfa.c (dump_subvars_for): Remove.
15524 (debug_subvars_for): Likewise.
15525 (dump_variable): Do not dump subvars.
15526 (remove_referenced_var): Do not remove subvars.
15527 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15528 (lookup_subvars_for_var): Remove.
15529 (get_subvars_for_var): Likewise.
15530 (get_subvars_at): Likewise.
15531 (get_first_overlapping_subvar): Likewise.
15532 (overlap_subvar): Likewise.
15533 * tree-flow.h (subvar_t): Remove.
15534 (struct var_ann_d): Remove subvars field.
15535 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15536 argument. Remove special handling of SFTs.
15537 (compute_tag_properties): Likewise.
15538 (set_initial_properties): Likewise.
15539 (compute_call_clobbered): Likewise.
15540 (count_mem_refs): Likewise.
15541 (compute_memory_partitions): Likewise.
15542 (compute_flow_insensitive_aliasing): Likewise.
15543 (setup_pointers_and_addressables): Likewise.
15544 (new_type_alias): Likewise.
15545 (struct used_part): Remove.
15546 (used_portions): Likewise.
15547 (struct used_part_map): Likewise.
15548 (used_part_map_eq): Likewise.
15549 (used_part_map_hash): Likewise.
15550 (free_used_part_map): Likewise.
15551 (up_lookup): Likewise.
15552 (up_insert): Likewise.
15553 (get_or_create_used_part_for): Likewise.
15554 (create_sft): Likewise.
15555 (create_overlap_variables_for): Likewise.
15556 (find_used_portions): Likewise.
15557 (create_structure_vars): Likewise.
15558 * tree.def (STRUCT_FIELD_TAG): Remove.
15559 * tree.h (MTAG_P): Adjust.
15560 (struct tree_memory_tag): Remove base_for_components and
15561 unpartitionable flags.
15562 (struct tree_struct_field_tag): Remove.
15563 (SFT_PARENT_VAR): Likewise.
15564 (SFT_OFFSET): Likewise.
15565 (SFT_SIZE): Likewise.
15566 (SFT_NONADDRESSABLE_P): Likewise.
15567 (SFT_ALIAS_SET): Likewise.
15568 (SFT_UNPARTITIONABLE_P): Likewise.
15569 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15570 (union tree_node): Remove sft field.
15571 * alias.c (get_alias_set): Remove special handling of SFTs.
15572 * print-tree.c (print_node): Remove handling of SFTs.
15573 * tree-dump.c (dequeue_and_dump): Likewise.
15574 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15575 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15576 * tree-predcom.c (set_alias_info): Do not set subvars.
15577 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15578 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15579 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15580 (add_vars_for_offset): Remove.
15581 (add_virtual_operand): Remove special handling of SFTs.
15582 (add_call_clobber_ops): Likewise.
15583 (add_call_read_ops): Likewise.
15584 (get_asm_expr_operands): Likewise.
15585 (get_modify_stmt_operands): Likewise.
15586 (get_expr_operands): Likewise.
15587 (add_to_addressable_set): Likewise.
15588 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15589 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15590 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15591 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15592 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15593 (tree_node_structure): Likewise.
15594 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15596 (find_what_p_points_to): Likewise.
15598 2008-05-08 Sa Liu <saliu@de.ibm.com>
15600 * config/spu/spu.md: Fixed subti3 pattern.
15602 2008-05-08 Richard Guenther <rguenther@suse.de>
15604 PR middle-end/36154
15605 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15606 sure to create a representative for trailing arrays for PTA.
15608 2008-05-08 Richard Guenther <rguenther@suse.de>
15610 PR middle-end/36172
15611 * fold-const.c (operand_equal_p): Two objects which types
15612 differ in pointerness are not equal.
15614 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15616 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15617 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15618 (emit_library_call_value_1): Add new variable fndecl initialized by
15619 NULL_TREE. It should be the decl type of orgfun, but this information
15620 seems not to be available here, so it uses the default calling abi.
15621 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15622 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15623 by TARGET_RETURN_IN_MEMORY.
15624 * config/i386/i386-interix.h: Likewise.
15625 * config/i386/i386.h: Likewise.
15626 * config/i386/i386elf.h: Likewise.
15627 * config/i386/ptx4-i.h: Likewise.
15628 * config/i386/sol2-10.h: Likewise.
15629 * config/i386/sysv4.h: Likewise.
15630 * config/i386/vx-common.h: Likewise.
15631 * config/cris/cris.h: Removed #if 0 clause.
15632 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15633 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15635 (ix86_sol10_return_in_memory): Likewise.
15636 (ix86_i386elf_return_in_memory): New.
15637 (ix86_i386interix_return_in_memory): New.
15638 * config/mt/mt-protos.h (mt_return_in_memory): New.
15639 * config/mt/mt.c: Likewise.
15640 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15641 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15642 * config/bfin/bfin.h: Likewise.
15643 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15645 * config/bfin/bfin.c: Likewise.
15646 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15647 * config/alpha/unicosmk.h: Likewise.
15648 * config/i386/cygming.h: Likewise.
15649 * config/iq2000/iq2000.h: Likewise.
15650 * config/mips/mips.h: Likewise.
15651 * config/mn10300/mn10300.h: Likewise.
15652 * config/rs6000/rs6000.h: Likewise.
15653 * config/score/score.h: Likewise.
15654 * config/spu/spu.h: Likewise.
15655 * config/v850/v850.h: Likewise.
15656 * defaults.h: Likewise.
15657 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15658 * expr.c (emit_block_move): Adjust use of
15659 OUTGOING_REG_PARM_STACK_SPACE.
15660 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15661 OUTGOING_REG_PARM_STACK_SPACE.
15662 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15664 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15666 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15667 on OMP_RETURN for OMP_FOR.
15670 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15671 (fortran_common): New function.
15672 (gen_variable_die): Call fortran_common instead of common_check,
15673 adjust for it returning tree instead of rtx. Formatting.
15675 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15679 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15680 * c-decl.c (merge_decls): Ditto.
15681 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15682 to RTL_CONST_OR_PURE_CALL_P.
15683 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15684 Initialized DECL_LOOPING_CONST_PURE.
15685 (process_call_operands): Set tree_side_effects properly.
15686 * tree.h (TREE_READONLY_DECL_P): Removed.
15687 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15688 (DECL_LOOPING_OR_CONST_P): New macro.
15689 (struct tree_function_decl): Added looping_const_or_pure_p.
15690 (ECF_*) Renumbered.
15691 (ECF_LOOPING_OR_CONST_P): New macro.
15692 * rtlanal.c (pure_const_p): Removed.
15693 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15694 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15695 to RTL_CONST_CALL_P.
15696 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15697 (check_decl, check_tree, check_call, scan_function): Initialize
15699 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15700 (static_execute): Set looping true for recursive functions.
15701 Undo setting state to IPA_NEITHER for recursive functions.
15702 * cse.c (cse_insn):
15703 * ifcvt.c (noce_can_store_speculate_p): Changed
15704 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15705 RTL_CONST_OR_PURE_CALL_P.
15706 * dse.c (scan_insn): Ditto.
15707 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15708 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15709 RTL_CONST_OR_PURE_CALL_P.
15710 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15711 pure_call_p to RTL_CONST_CALL_P.
15712 * gimplify.c (gimplify_call_expr): Clear side effects for
15713 non-looping pure and constant calls.
15714 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15715 (flags_from_decl_or_type): Set ecf flags from decl flags.
15716 (initialize_argument_information): Turn off
15717 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15718 Change const to pure if callee_copies is true rather than just
15720 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15721 way of marking pure calls.
15722 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15723 Remove hack that was supposed to fix pr7335 and remove old
15724 way of marking pure calls.
15725 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15726 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15727 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15728 RTL_CONST_OR_PURE_CALL_P.
15729 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15730 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15731 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15732 * sched-deps.c (schedule_analyze): Ditto.
15733 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15734 return_val field of calls to represent pure and const function info.
15735 (CONST_OR_PURE_CALL_P): Deleted macro.
15736 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15737 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15738 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15740 * tree-optimize.c (execute_fixup_cfg): Added test for
15741 ECF_LOOPING_CONST_OR_PURE.
15742 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15744 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15745 effects for looping pure or const calls.
15746 (verify_gimple_expr): Added verification code.
15747 * config/alpha/alpha.c (alpha_legitimize_address,
15748 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15750 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15751 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15752 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15753 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15754 RTL_CONST_OR_PURE_CALL_P.
15755 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15756 and const calls to be deleted.
15758 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15761 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15762 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15763 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15764 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15765 to handle nonimmediate operands.
15766 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15767 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15768 to handle nonimmediate operands.
15769 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15770 (mmx_pmulhrwv4hi3): New expander. Use
15771 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15772 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15773 (sse2_umulv1siv1di3): New expander. Use
15774 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15775 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15776 (mmx_eq<mode>3): New expander. Use
15777 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15778 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15779 (mmx_uavgv8qi3): New expander. Use
15780 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15781 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15782 (mmx_uavgv4hi3): New expander. Use
15783 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15785 * config/i386/sse.md
15786 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15787 to handle nonimmediate operands.
15788 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15789 to handle nonimmediate operands.
15790 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15791 to handle nonimmediate operands.
15792 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15793 to handle nonimmediate operands.
15794 (sse2_unpckhpd_exp): New expander. Use
15795 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15796 (sse2_unpcklpd_exp): New expander. Use
15797 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15798 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15799 to handle nonimmediate operands.
15800 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15801 to handle nonimmediate operands.
15802 (*sse2_<plusminus_insn><mode>3): Rename from
15803 sse2_<plusminus_insn><mode>3 insn pattern.
15804 (sse2_<plusminus_insn><mode>3): New expander. Use
15805 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15806 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15807 (sse2_umulv2siv2di3): New expander. Use
15808 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15809 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15810 (sse4_1_mulv2siv2di3): New expander. Use
15811 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15812 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15813 (sse2_pmaddwd): New expander. Use
15814 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15815 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15816 (sse2_eq<mode>3): New expander. Use
15817 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15818 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15819 (sse4_1_eqv2di3): New expander. Use
15820 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15821 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15822 (sse2_uavgv16qi3): New expander. Use
15823 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15824 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15825 (sse2_uavgv16qi3): New expander. Use
15826 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15827 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15828 (sse2_uavgv8hi3): New expander. Use
15829 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15830 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15831 (ssse3_pmulhrswv8hi3): New expander. Use
15832 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15833 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15834 (ssse3_pmulhrswv4hi3): New expander. Use
15835 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15837 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15838 (<sse>_vmmul<mode>3): Ditto.
15839 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15841 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15842 (ssse3_pmaddubsw): Ditto.
15844 * config/i386/i386.c (struct_builtin_description)
15845 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15846 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15847 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15848 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15849 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15850 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15851 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15852 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15853 (ix86_fixup_binary_operands): Assert that src1
15854 and src2 must have the same mode when swapped.
15855 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15856 and ix86_binary_operator_ok. Do not force operands in registers
15859 2008-05-07 Jan Hubicka <jh@suse.cz>
15861 * cgraph.c (dump_cgraph_node): Update.
15862 * cgraph.h (cgraph_local_info): Break out inline summary.
15863 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15865 * ipa-inline (inline_summary): New accestor function.
15866 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15867 cgraph_decide_inlining, compute_inline_parameters): Update.
15868 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15870 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15872 Cleanup ColdFire scheduling support and add V4 pipeline model.
15874 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15875 (define_attr cpu): Add cfv4 value.
15876 (define_attr type, define_attr type1): Merge into a single 'type'
15877 attribute. Update all uses.
15878 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15879 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15881 (define_attr opx_mem, define_attr opy_mem): Remove.
15882 (define_attr op_mem): Clean up, update comment.
15883 (define_attr size): Use specific values instead of general int.
15884 (define_attr guess, define_attr split): Remove. Update all uses.
15885 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15886 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15887 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15888 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15889 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15890 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15891 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15892 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15893 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15894 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15895 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15896 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15897 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15898 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15899 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15900 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15901 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15902 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15903 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15904 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15905 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15906 Update or set attributes.
15907 (stack_tie): New fake instruction.
15909 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15910 (m68k_sched_attr_size): Update declaration.
15911 (m68k_sched_attr_type2): Remove.
15912 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15913 Declare new bypass predicates.
15915 * config/m68k/m68k.c (m68k_sched_issue_rate,
15916 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15918 (TARGET_SCHED_ISSUE_RATE,
15919 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15920 (override_options): Handle scheduling for ColdFire V4 core.
15921 (m68k_expand_prologue): Emit stack_tie.
15922 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15923 'OP_TYPE_FPN'. Update all uses.
15924 (sched_guess_p): Remove.
15925 (sched_address_type): Handle symbolic addresses.
15926 (sched_get_operand): New static function.
15927 (sched_operand_type): Merge into sched_attr_op_type.
15928 (sched_attr_op_type): Handle FP registers, handle quick constants,
15930 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15931 (m68k_sched_attr_size): Update. Move logic to ...
15932 (sched_get_attr_size_int): New static function.
15933 (sched_get_opxy_mem_type): New static function.
15934 (m68k_sched_attr_op_mem): Update.
15935 (m68k_sched_attr_type2): Remove.
15936 (sched_cfv4_bypass_data): New static variable.
15937 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15938 (m68k_sched_issue_rate): Implement scheduler hook.
15939 (struct _sched_ib: enabled_p): New field.
15940 (m68k_sched_variable_issue): Update. Handle V4.
15941 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15942 sched_dump_class_func_t, sched_dump_split_class,
15943 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15944 sched_dump_dfa_class, m68k_sched_dump): Remove.
15945 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15947 (m68k_sched_init_global): Remove statisctics dumping, introduce
15948 sanity check that all instructions have pipeline reservations. Handle
15950 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15951 Handle ColdFire V4 core.
15952 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15953 New static functions.
15954 (m68k_sched_address_bypass_p): New bypass predicate.
15955 (sched_get_indexed_address_scale): New static function.
15956 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15958 * cf.md: Update comments.
15959 (define_attr type2): Remove. Use 'type' attribute instead.
15961 (cf_ib): Rename to cfv123_ib. Update all uses.
15962 (cf_oep): Rename to cfv123_oep. Update all uses.
15963 (cf_chr): Rename to cfv123_chr. Update all uses.
15964 (cf_mem): Rename to cfv123_mem. Update all uses.
15965 (cf_mac): Move to more appropriate place.
15966 (cfv123_guess): New automaton and cpu_unit.
15967 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15968 Update uses of 'size' attribute. Handle before reload scheduling.
15969 (cfv123_guess): New dummy reservation for unhandled instructions.
15970 (cfv4_*): Pipeline description of ColdFire V4 core.
15971 (ignore): New reservation to handle 'ignore' type.
15973 2008-05-07 Ian Lance Taylor <iant@google.com>
15975 PR middle-end/36013
15976 * gimplify.c (find_single_pointer_decl_1): Don't look through
15978 (find_single_pointer_decl): Adjust comments.
15980 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15982 PR middle-end/36137
15983 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15984 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15986 PR middle-end/36106
15987 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15988 integral type rather than floating point, then VIEW_CONVERT_EXPR
15989 to the floating point type.
15991 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15993 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15994 TFmode op0 to register.
15996 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15998 * c-decl.c (grokdeclarator): Comment typo.
16000 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
16002 * tree-flow.h: Remove prototype for computed_goto_p.
16003 * tree-cfg.c (computed_goto_p): Make static.
16005 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
16008 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
16009 (contains_aligned_value_p): This. Handle _Decimal128.
16010 (ix86_function_arg_boundary): Only align _Decimal128 to its
16011 natural boundary and handle it properly.
16013 2008-05-06 Martin Jambor <mjambor@suse.cz>
16015 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
16016 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
16017 (ipcp_method_set_orig_node): Removed.
16018 (ipcp_cval_get_cvalue_type): Removed.
16019 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
16020 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
16021 (ipcp_cval_set_cvalue_type): Removed.
16022 (ipcp_cval_get_cvalue): Removed.
16023 (ipcp_cval_set_cvalue): Removed.
16024 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
16025 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
16026 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
16027 (ipcp_cval_meet): Renamed to ipa_lattice_meet
16028 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
16029 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
16030 (ipcp_get_ith_lattice): Changed parameters.
16031 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
16032 (ipcp_lattice_from_jfunc): Changed parameters.
16033 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
16034 (ipcp_method_cval_print): Added temporary variable info.
16035 (ipcp_redirect): Removed already unused local variable caller.
16036 (ipcp_redirect): New temporary variable orig_callee_info
16037 (ipcp_redirect): Removed newly unused local variable callee.
16038 (ipcp_redirect): Removed (a bit confusing) local variable type.
16039 (ipcp_insert_stage): Added local variable info.
16040 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
16042 (ipcp_formal_create): Removed.
16043 (ipcp_method_cval_set): Removed.
16044 (ipcp_propagate_stage): Renamed lattice variables.
16045 (ipcp_method_cval_set_cvalue_type): Removed.
16046 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16047 (ipcp_print_all_lattices): Changed printed strings to refer to
16048 lattices rather than cvals.
16049 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16050 (ipcp_propagate_const): Changed formal parameters.
16051 (build_const_val): Changed formal parameters.
16052 (ipcp_insert_stage): Removed useless variable cvalue
16053 (build_const_val): Changed formal parameters.
16054 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16055 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16056 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16057 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16058 (ipcp_print_func_profile_counts): Changed string from "method" to
16060 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16061 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16062 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16063 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16064 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16065 (ipcp_lat_is_const): Changed parameters and made inline.
16066 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16067 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16068 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16069 the predicate condition directly
16070 (ipcp_propagate_stage): Added local variable args. Removed local
16071 variable callee. (Both are mere code simplifications.)
16072 (ipcp_method_dont_insert_const): Renamed to
16073 ipcp_node_not_modifiable_p.
16074 (ipcp_node_not_modifiable_p): Made inline.
16075 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16076 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16077 (ipcp_print_all_lattices): Removed variable cvalue
16078 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16081 2008-05-06 Olivier Hainque <hainque@adacore.com>
16083 * tree-sra.c (try_instantiate_multiple_fields): Early return
16084 if field has POINTER_TYPE.
16086 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16088 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16089 by using 'q' specifier for instruction.
16090 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16092 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16094 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16095 Change mode of zero_extract from QImode to HImode.
16096 (sign bit tests peepholes): (Ditto.).
16098 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16100 * config/i386/mmx.md: Remove double backslashes from asm templates.
16101 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16102 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16103 to handle nonimmediate operands.
16104 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16105 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16106 to handle nonimmediate operands.
16107 (*mmx_<code>v2sf3_finite): New insn pattern.
16108 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16109 (mmx_<code>v2sf3): New expander. Use
16110 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16111 (mmx_<plusminus_insn><mode>3): New expander. Use
16112 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16113 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16114 (mmx_add<mode>3): Removed.
16115 (mmx_ssadd<mode>3): Ditto.
16116 (mmx_usadd<mode>3): Ditto.
16117 (mmx_sub<mode>3): Ditto.
16118 (mmx_sssub<mode>3): Ditto.
16119 (mmx_ussub<mode>3): Ditto.
16120 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16121 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16122 to handle nonimmediate operands.
16123 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16125 (mmx_smulv4hi3_highpart): New expander. Use
16126 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16127 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16129 (mmx_umulv4hi3_highpart): New expander. Use
16130 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16131 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16132 (mmx_<code>v4hi3): New expander. Use
16133 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16134 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16135 (mmx_<code>v8qi3): New expander. Use
16136 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16137 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16138 (mmx_<code><mode>3): New expander. Use
16139 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16141 2008-05-05 Jan Hubicka <jh@suse.cz>
16143 PR tree-optimization/36118
16144 * passes.c (pass_init_dump_file): Fix dump header.
16146 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16148 PR middle-end/36141
16149 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16150 VCE for function decls.
16152 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16154 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16156 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16158 * config/i386/i386.md (sat_plusminus): New.
16159 (plusminus_insn): Likewise.
16160 (plusminus_mnemonic): Likewise.
16162 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16163 (*<addsub><mode>3_cc_overflow): Renamed to ...
16164 (*<plusminus_insn><mode>3_cc_overflow): This.
16165 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16166 (*<plusminus_insn>si3_zext_cc_overflow): This.
16168 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16169 (<plusminus_insn><mode>3): This.
16170 (*<addsub><mode>3): Renamed to ...
16171 (*<plusminus_insn><mode>3): This.
16172 (<sse>_vm<addsub><mode>3): Renamed to ...
16173 (<sse>_vm<plusminus_insn><mode>3): This.
16174 (sse3_h<addsub>v4sf3): Renamed to ...
16175 (sse3_h<plusminus_insn>v4sf3): This.
16176 (sse3_h<addsub>v2df3): Renamed to ...
16177 (sse3_h<plusminus_insn>v2df3): This.
16178 (<plusminus_insn><mode>3): New.
16179 (*<plusminus_insn><mode>3): Likewise.
16180 (sse2_<plusminus_insn><mode>3): Likewise.
16181 (add<mode>): Removed.
16182 (*add<mode>3): Likewise.
16183 (sse2_ssadd<mode>3): Likewise.
16184 (sse2_usadd<mode>3): Likewise.
16185 (sub<mode>3): Likewise.
16186 (*sub<mode>3): Likewise.
16187 (sse2_sssub<mode>3): Likewise.
16188 (sse2_ussub<mode>3): Likewise.
16190 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16192 * gthr-single.h: Add in required interface elements as per gthr.h.
16193 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16194 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16195 Generalize UNUSED macro.
16196 (__gthread_once): Add.
16197 (__gthread_key_create): Add.
16198 (__gthread_key_delete): Add.
16199 (__gthread_getspecific): Add.
16200 (__gthread_setspecific): Add.
16202 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16204 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16205 the same size types for the indirect reference on the rhs, then
16208 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16210 * config/i386/i386.md
16211 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16212 one insn template instead of template series.
16213 (*xordi_1_rex64): Ditto.
16214 (*xordi_2_rex64): Ditto.
16216 2008-05-05 Ira Rosen <irar@il.ibm.com>
16218 PR tree-optimization/36119
16219 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16222 2008-06-04 Jan Hubicka <jh@suse.cz>
16224 tree-optimization/36100
16225 * tree-pass.h (pass_O0_always_inline): Declare.
16226 * ipa-inline.c (inline_transform): Remove dead code.
16227 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16228 pass_O0_always_inline): New.
16229 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16231 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16233 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16234 mnemonic in this_param move for TARGET_64BIT.
16236 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16238 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16239 (*strmovsi_rex_1): Ditto.
16240 (*strsetsi_1): Ditto.
16241 (*strsetsi_rex_1): Ditto.
16243 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16244 adddicc expanders using SWI mode iterator.
16246 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16249 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16252 2008-05-04 David S. Miller <davem@davemloft.net>
16254 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16255 (sparc*-*-linux*): Use linux.h in tm_file.
16256 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16257 compiler defaulting to 32-bit.
16258 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16260 * config/sparc/linux.h: Remove definitions now obtained
16261 properly from linux.h
16262 * config/sparc/linux64.h: Likewise.
16263 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16264 don't want this setting for 32-bit builds in a biarch compiler.
16265 * doc/install.texi: Add sparc-linux to list of targets
16266 supporting --enable-targets=all.
16268 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16270 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16272 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16274 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16275 after V4SI_FTYPE_V8HI.
16276 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16277 case V4SI_FTYPE_V2DF.
16279 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16281 * doc/invoke.texi (max-flow-memory-locations): Removed.
16282 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16284 2008-05-03 Richard Guenther <rguenther@suse.de>
16286 PR middle-end/34973
16287 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16289 2008-05-02 David S. Miller <davem@davemloft.net>
16291 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16293 2008-05-02 Simon Baldwin <simonb@google.com>
16296 * c-common.h (warn_array_subscript_range): Removed.
16297 * c-common.c (warn_array_subscript_range): Ditto.
16298 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16299 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16301 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16303 * config/i386/i386.c (ix86_special_builtin_type): New.
16304 (bdesc_special_args): Likewise.
16305 (ix86_expand_special_args_builtin): Likewise.
16306 (ix86_init_mmx_sse_builtins): Updated.
16307 (ix86_expand_builtin): Updated.
16308 (ix86_expand_store_builtin): Removed.
16309 (ix86_expand_unop_builtin): Likewise.
16311 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16312 * config/i386/mmintrin.h (__v2sf): Here.
16314 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16316 (_mm_loadl_pi): Likewise.
16317 (_mm_storeh_pi): Replace __v2si with __v2sf.
16318 (_mm_storel_pi): Likewise.
16320 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16321 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16322 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16323 __builtin_ia32_loadlpd.
16325 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16327 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16328 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16329 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16330 (ix86_init_mmx_sse_builtins): Updated.
16331 (ix86_expand_args_builtin): Likewise.
16332 (ix86_expand_builtin): Likewise.
16333 (ix86_expand_unop1_builtin): Renamed to ...
16334 (ix86_expand_unop_vec_merge_builtin): This.
16336 2008-05-01 Jan Hubicka <jh@suse.cz>
16339 * ipa-inline.c (inline_generate_summary): Make static.
16340 (inline_transform): Do not call inlining at -O0; make static.
16341 * passes.c (execute_todo): Add sanity check.
16342 (execute_one_ipa_transform_pass): Execute proper flags.
16344 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16346 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16347 (DECL_NONADDRESSABLE_P): Likewise.
16348 * alias.c (record_component_aliases): Fix comment.
16350 2008-05-01 Simon Baldwin <simonb@google.com>
16352 * c-common.h (warn_array_subscript_range): New function.
16353 * c-common.c (warn_array_subscript_range): Ditto.
16354 * tree-vrp.c (check_array_ref): Corrected code to agree with
16355 comment, ignoring only arrays of size 0 or size 1.
16356 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16358 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16360 * config/i386/i386.c (ix86_builtin_type): Replace
16361 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16362 (bdesc_args): Updated.
16363 (ix86_init_mmx_sse_builtins): Likewise.
16364 (ix86_expand_args_builtin): Likewise.
16366 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16369 * doc/extend.texi: Correct __builtin_ia32_palignr.
16371 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16374 * config/i386/i386.c (bdesc_crc32): Removed.
16375 (ix86_expand_crc32): Likewise.
16376 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16377 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16378 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16379 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16380 UINT_FTYPE_UINT_UCHAR.
16381 (bdesc_args): Updated. Add crc32 builtins.
16382 (ix86_init_mmx_sse_builtins): Updated.
16383 (ix86_expand_args_builtin): Updated to support subreg.
16385 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16387 2008-05-01 Jan Hubicka <jh@suse.cz>
16389 * tree-pass.h (opt_pass): Add IPA_PASS.
16390 (varpool_node, cgraph_node): Forward declare.
16391 (ipa_opt_pass): Define.
16392 (pass_ipa_inline): Turn into ipa_opt_pass.
16393 (pass_apply_inline): Remove.
16394 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16395 (apply_inline): Turn into ....
16396 (inline_transform): ... this one.
16397 (inline_generate_summary): New function.
16398 (pass_apply_inline): Remove.
16399 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16401 (struct function): Add ipa_transforms_to_apply.
16402 * passes.c (register_one_dump_file): Work on IPA_PASS.
16403 (init_optimization_passes): Remove pass_inline_parameters and
16405 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16406 (execute_one_pass) ... here; apply transforms when possible.
16407 (add_ipa_transform_pass, execute_ipa_summary_asses,
16408 execute_one_ipa_transform_pass): New.
16409 (execute_ipa_pass_list): Update for IPA_PASS type.
16411 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16413 * config/i386/i386.c (ix86_builtin_type): Add
16414 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16415 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16416 (bdesc_args): Add SSE4a builtins.
16417 (ix86_init_mmx_sse_builtins): Updated.
16418 (ix86_expand_args_builtin): Likewise.
16419 (ix86_expand_builtin): Likewise.
16421 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16423 * config/i386/i386.c (ix86_builtin_type): Add
16424 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16425 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16426 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16427 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16428 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16429 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16430 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16431 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16432 and DI_FTYPE_DI_DI_INT.
16433 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16434 (ix86_init_mmx_sse_builtins): Updated.
16435 (ix86_expand_args_builtin): Likewise.
16436 (ix86_expand_builtin): Likewise.
16437 (ix86_expand_binop_imm_builtin): Removed.
16439 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16441 2008-04-30 Richard Guenther <rguenther@suse.de>
16443 PR tree-optimization/32921
16444 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16446 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16448 * config/arm/arm.c (arm_unwind_emit): Use
16449 crtl->all_throwers_are_sibcalls instead of
16450 cfun->all_throwers_are_sibcalls.
16451 (arm_output_fn_unwind): Likewise.
16452 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16453 instead of cfun->uses_pic_offset_table.
16454 (frv_expand_prologue): Likewise.
16455 (frv_frame_pointer_required): Likewise.
16456 (frv_expand_fdpic_call): Likewise.
16457 (frv_emit_movsi): Likewise.
16458 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16459 cfun->returns_pcc_struct instead of
16460 current_function_returns_pcc_struct.
16461 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16462 instead of cfun->calls_eh_return.
16463 (m32c_pushm_popm): Likewise.
16464 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16465 "extern" declaration.
16467 2008-04-30 Richard Guenther <rguenther@suse.de>
16469 PR tree-optimization/21636
16470 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16472 (evaluate_stmt): Print the likely value.
16473 (ccp_visit_stmt): Avoid excessive vertical spacing.
16475 2008-04-30 Rafael EspÃndola <espindola@google.com>
16477 * builtins.c (fold_call_expr): Return realret.
16478 * tree-ssa-threadedge.c
16479 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16480 __builtin_object_size.
16482 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16484 * gcc.c (wrapper_string): New variable.
16485 (insert_wrapper): New function.
16486 (execute): New option -wrapper.
16487 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16489 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16491 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16492 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16493 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16495 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16496 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16497 config/rs6000/e500crtres64gprctr.asm,
16498 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16499 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16500 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16501 config/rs6000/e500crtsav64gprctr.asm,
16502 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16503 config/rs6000/e500crtsavg64gprctr.asm: New files.
16504 * config/rs6000/t-ppccomm: Add build rules for new files.
16505 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16506 * config/rs6000/t-netbsd: Add build rules for new files.
16507 (LIB2FUNCS_STATIC_EXTRA): New variable.
16508 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16509 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16510 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16512 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16514 * config/i386/i386.c (ix86_builtin_type): Add
16515 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16516 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16517 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16518 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16519 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16520 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16521 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16522 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16523 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16524 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16525 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16526 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16527 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16528 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16529 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16530 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16531 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16532 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16533 V1DI_FTYPE_V2SI_V2SI.
16534 (bdesc_2arg): Moved to ...
16535 (bdesc_args): Here.
16536 (ix86_init_mmx_sse_builtins): Updated.
16537 (ix86_expand_args_builtin): Updated. Take a pointer
16538 to const struct builtin_description. Handle comparison
16540 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16541 (ix86_expand_builtin): Updated.
16543 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16544 (ssse3_pmaddubsw128): This.
16545 (ssse3_pmaddubswv4hi3): Renamed to ...
16546 (ssse3_pmaddubsw): This.
16548 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16549 (__builtin_ia32_packssdw128): Likewise.
16550 (__builtin_ia32_packuswb128): Likewise.
16551 (__builtin_ia32_pmaddubsw): Likewise.
16552 (__builtin_ia32_pmaddubsw128): Likewise.
16554 2008-04-30 Richard Guenther <rguenther@suse.de>
16556 PR tree-optimization/14847
16557 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16558 (recognize_bits_test): Use it.
16559 (recognize_single_bit_test): Likewise.
16561 2008-04-30 Martin Jambor <mjambor@suse.cz>
16563 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16564 instead of setting number of formal parameters to zero.
16565 (ipcp_init_stage): Do not set the number of actual parameters to zero
16567 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16568 which are called with variable number of arguments.
16569 (ipcp_insert_stage): Explicitely skipping all nodes which are
16570 called with variable number of arguments.
16571 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16572 number of parameters.
16574 * ipa-prop.h (struct ipa_node_params): Added flag
16575 called_with_var_arguments
16576 (ipa_set_param_count): Added. Changed sole setter to use it.
16577 (ipa_get_param_count): Added. All readers of param_count
16578 converted to use it instead.
16579 (ipa_set_called_with_variable_arg): Added.
16580 (ipa_is_called_with_var_arguments): Added.
16581 (ipa_get_ith_param): Added. All readers of param_decls converted
16583 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16585 (ipa_get_cs_argument_count): Added, all readers of argument_count
16587 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16590 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16591 (struct ipcp_lattice): Renamed cval_type to type
16592 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16594 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16595 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16596 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16597 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16598 (build_const_val): Changed the type of parameter cvalue to tree
16599 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16600 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16602 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16605 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16606 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16607 (ipa_add_method): Renamed to ipa_push_func_to_list
16608 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16609 (ipa_callsite_param_count): Removed.
16610 (ipa_callsite_param_count_set): Removed.
16611 (ipa_callsite_param): Removed.
16612 (ipa_callsite_callee): Removed.
16613 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16614 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16615 (ipa_method_formal_count): Removed.
16616 (ipa_method_formal_count_set): Removed.
16617 (ipa_method_get_tree): Removed.
16618 (ipa_method_tree_map_create): Removed.
16619 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16620 (ipa_create_param_decls_array): Creates the array itself
16621 (ipa_create_param_decls_array): Temporary variable info instead of
16622 a few dereferences.
16623 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16624 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16625 (get_type): Removed.
16626 (ipa_jf_get_info_type): Removed.
16627 (ipa_node_create): Renamed to ipa_create_node_params
16628 (ipa_free): Renamed to ipa_free_all_node_params
16629 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16630 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16631 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16632 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16633 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16634 ipa_free_all_edge_args
16635 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16636 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16637 (ipa_create_methodlist_node): Removed.
16638 (ipa_methodlist_method): Removed.
16639 (ipa_methodlist_method_set): Removed.
16640 (ipa_methodlist_next_method): Removed.
16641 (ipa_methodlist_next_method_set): Removed.
16642 (ipa_method_is_modified): Removed.
16643 (ipa_method_modify_create): Removed.
16644 (ipa_method_modify_init): Temporary variable info instead of a few
16646 (ipa_detect_param_modifications): Temporary variable info instead of
16647 a few dereferences.
16648 (ipa_compute_jump_functions): Temporary variable info instead of
16649 a few dereferences.
16650 (ipa_method_modify_set): Removed.
16651 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16652 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16653 than craph_node as the first parameter.
16654 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16655 (ipa_method_modify_init): Removed.
16656 (ipa_compute_jump_functions): Added a temp variable instead of
16657 repeatadly dereferencing the cgraph_edge.aux pointer
16658 (ipa_callsite_param_set_type): Removed.
16659 (ipa_compute_jump_functions): i renamed to index and moved to
16661 (ipa_callsite_param_set_info_type_formal): Removed.
16662 (ipa_callsite_param_set_info_type): Removed.
16663 (ipa_callsite_param_map_create): Removed.
16664 (ipa_callsite_tree): Removed.
16665 (ipa_callsite_caller): Removed.
16666 (ipa_pop_func_from_list): return_method removed to return_func
16668 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16669 prefixed all values with IPA_. Changed all users.
16670 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16671 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16672 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16673 (union parameter_info): Renamed to jump_func_value.
16674 (union jump_func_value): Renamed value to constant
16675 (struct ipa_jump_func): Renamed info_type to value
16676 (struct ipa_node): Renamed to ipa_node_params
16677 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16678 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16679 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16680 (struct ipa_edge): Renamed to ipa_edge_args
16681 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16682 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16683 (struct ipa_methodlist): Renamed to ipa_func_list
16684 (struct ipa_func_list): method_p renamed to node, next_method
16686 (ipa_methodlist_p): Removed, switched all users to struct pointer
16687 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16689 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16691 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16692 (rs6000_emit_epilogue): Use backchain to restore only when we
16693 have a large frame. Make use of frame pointer to restore if we
16694 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16696 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16698 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16699 Add mode to zero_extract.
16700 (sign bit tests peepholes): (Ditto.).
16702 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16704 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16705 Instructions in comments with SSE3.
16706 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16707 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16708 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16709 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16710 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16711 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16712 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16713 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16714 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16715 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16716 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16717 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16718 (bdesc_sse_args): Renamed to ...
16719 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16720 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16721 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16722 IX86_BUILTIN_FABSQ.
16723 (bdesc_1arg): Moved to ...
16724 (bdesc_args): Here.
16725 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16726 Instructions in comments with SSE3.
16727 (ix86_expand_sse_operands_builtin): Renamed to ...
16728 (ix86_expand_args_builtin): This. Updated.
16729 (ix86_expand_unop1_builtin): Update comments.
16730 (ix86_expand_builtin): Updated.
16732 2008-04-29 Richard Guenther <rguenther@suse.de>
16734 PR tree-optimization/36078
16735 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16736 Update virtual SSA form after cleaning up the CFG.
16738 2008-04-29 Richard Guenther <rguenther@suse.de>
16740 PR middle-end/15255
16741 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16743 2008-04-29 Richard Guenther <rguenther@suse.de>
16745 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16746 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16747 (compute_flow_insensitive_aliasing): Do not treat
16748 PTR_IS_REF_ALL pointers special.
16749 (get_smt_for): Likewise.
16750 (may_alias_p): Re-structure.
16751 (is_escape_site): A ref-all pointer conversion is not an escape site.
16752 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16753 PTR_IS_REF_ALL pointers special.
16754 * tree-ssa-structalias.h (struct alias_info): Remove
16755 ref_all_symbol_mem_tag field.
16756 (PTR_IS_REF_ALL): Remove.
16758 2008-04-29 Richard Guenther <rguenther@suse.de>
16760 PR middle-end/36077
16761 * fold-const.c (extract_muldiv_1): In combining division constants
16762 make sure to never overflow.
16764 2008-04-29 Nick Clifton <nickc@redhat.com>
16766 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16768 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16771 * optc-gen.awk: Work around HP-UX/IA awk bug.
16773 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16775 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16778 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16781 * config/i386/i386.md
16782 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16783 Change operand 1 predicate to nonimmediate_operand.
16785 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16788 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16790 * gengtype.c (walk_type, write_func_for_structure): Handle
16792 * doc/gty.texi: Document chain_circular.
16794 2008-04-28 Richard Guenther <rguenther@suse.de>
16796 PR tree-optimization/36066
16797 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16800 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16803 * config/i386/i386.md
16804 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16805 Use match_scratch instead of match_operand for operands 3 and 4.
16807 2008-04-27 Richard Guenther <rguenther@suse.de>
16809 PR tree-optimization/18754
16810 PR tree-optimization/34223
16811 * tree-pass.h (pass_complete_unrolli): Declare.
16812 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16813 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16814 Rewrite loop into loop closed SSA form if it is not already.
16815 (tree_unroll_loops_completely): Re-structure to iterate over
16816 innermost loops with intermediate CFG cleanups.
16817 Unroll outermost loops only if requested or the code does not grow
16819 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16820 loops are available.
16821 (tree_vectorize): Instead do so here.
16822 (tree_complete_unroll): Also unroll outermost loops.
16823 (tree_complete_unroll_inner): New function.
16824 (gate_tree_complete_unroll_inner): Likewise.
16825 (pass_complete_unrolli): New pass.
16826 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16827 uses outside of the loop.
16828 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16829 form if it is available.
16830 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16831 * passes.c (init_optimization_passes): Schedule complete inner
16832 loop unrolling pass before the first CCP pass after final inlining.
16834 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16836 * targhooks.h (default_emutls_var_fields,
16837 default_emutls_var_init): Declare.
16838 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16839 * target.h (struct gcc_target): Add struct emutls member.
16840 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16841 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16842 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16843 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16844 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16845 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16846 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16847 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16848 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16849 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16850 emit debug information.
16851 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16852 * varasm.c: Include targhooks.h.
16853 (emutls_object_section, emutls_tmpl_section): New.
16854 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16855 (EMUTLS_SEPARATOR): New.
16856 (prefix_name): New.
16857 (get_emutls_object_name): New.
16858 (default_emutls_var_fields): New, broken out of ...
16859 (get_emutls_object_type): ... here. Adjust to use target hooks.
16860 (get_emutls_init_templ_addr): Adjust to use target hooks.
16861 (emutls_decl): Adjust to use target hooks.
16862 (emutls_finish): Likewise.
16863 (default_emutls_var_init): New, broken out of ...
16864 (assemble_variable): ... here. Adjust to use target hooks.
16865 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16866 SECCAT_EMUTLS_TMPL.
16867 * c-common.c (handle_section_attribute): Prevent overriding
16868 sections for emulated tls with special sections.
16869 * config/i386/i386.c (x86_64_elf_select_section): Add
16870 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16871 (x86_64_elf_unique_section): Likewise.
16872 * config/vxworks.c: Include tree.h.
16873 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16874 (vxworks_override_options): Set TLS scheme.
16875 * doc/tm.texi (Emulated TLS): New node.
16877 2008-04-26 Simon Baldwin <simonb@google.com>
16880 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16881 with propagated string constants.
16883 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16885 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16886 constraint for operand 2 when operand 0 is memory operand.
16887 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16888 operand 0 is memory operand.
16889 (fix_trunc<mode>_i387_with_temp): Ditto.
16890 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16891 operand 2 when operand 1 is memory operand.
16892 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16893 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16894 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16895 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16896 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16897 operands 2,3 and 4 when operand 1 is memory operand.
16898 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16900 (fistdi2_floor_with_temp): Ditto.
16901 (fist<mode>2_floor_with_temp): Ditto.
16902 (fistdi2_ceil_with_temp): Ditto.
16903 (fist<mode>2_ceil_with_temp): Ditto.
16904 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16906 2008-04-26 David Daney <ddaney@avtrex.com>
16908 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16910 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16911 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16912 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16913 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16914 (compare_and_swap_12): New insn.
16915 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16916 * config/mips/mips.c (mips_force_binary): New function.
16917 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16918 (mips_expand_compare_and_swap_12): New function.
16919 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16921 2008-04-25 Jan Hubicka <jh@suse.cz>
16924 * cfgexpand.c (pass_expand): Turn into RTL pass.
16925 * passes.c (execute_one_pass): Do pass typechecking after execution.
16926 * tree-pass.h (pass_expand): Turn into RTL pass.
16928 * function.h (struct rtl_data): Move here fields
16929 accesses_prior_frames, calls_eh_return, saves_all_registers,
16930 has_nonlocal_goto, has_asm_statement, is_thunk,
16931 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16932 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16933 arg_pointer_save_area_init from struct function; turn into bool.
16934 (struct function): Move
16935 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16936 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16937 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16938 tail_call_emit, arg_pointer_save_area_init
16939 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16940 (current_function_returns_struct, current_function_returns_pcc_struct,
16941 current_function_calls_setjmp, current_function_calls_alloca,
16942 current_function_accesses_prior_frames,
16943 current_function_calls_eh_return, current_function_is_thunk,
16944 current_function_stdarg, current_function_profile,
16945 current_function_limit_stack, current_function_uses_pic_offset_table,
16946 current_function_uses_const_pool, current_function_has_nonlocal_label,
16947 current_function_saves_all_registers,
16948 current_function_has_nonlocal_goto,
16949 current_function_has_asm_statement): Remove accesor macros.
16950 * ra-conflict.c (global_conflicts): Update.
16951 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16952 (suitable_for_tail_call_opt_p): Update.
16953 * builtins.c (expand_builtin_return_addr): Update.
16954 (expand_builtin_setjmp_setup): Update.
16955 (expand_builtin_nonlocal_goto): Update.
16956 * final.c (final_start_function): Update.
16957 (profile_function): Update.
16958 (leaf_function_p): Update.
16959 (only_leaf_regs_used): Update.
16960 * df-scan.c (df_get_exit_block_use_set): Update.
16961 * dojump.c (clear_pending_stack_adjust): Update.
16962 * tree-stdarg.c (gate_optimize_stdarg): Update.
16963 * gimple-low.c (lower_function_body): Update.
16964 * global.c (compute_regsets): Update.
16965 (global_alloc): Update.
16966 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16967 * expr.c (expand_assignment): Update.
16968 * dse.c (dse_step0): Update.
16969 (dse_step1): Update.
16970 * c-decl.c (store_parm_decls): Update.
16971 * local-alloc.c (combine_regs): Update.
16972 (find_free_reg): Update.
16973 * function.c (assign_parms_augmented_arg_list): Update.
16974 (assign_parm_find_data_types): Update.
16975 (assign_parms): Update.
16976 (allocate_struct_function): Update.
16977 (expand_function_start): Update.
16978 (expand_function_end): Update.
16979 (get_arg_pointer_save_area): Update.
16980 (thread_prologue_and_epilogue_insns): Update.
16981 (rest_of_match_asm_constraints): Update.
16982 * stor-layout.c (variable_size): Update.
16983 * gcse.c (gcse_main): Update.
16984 (bypass_jumps): Update.
16985 * gimplify.c (gimplify_function_tree): Update.
16986 * calls.c (emit_call_1): Update.
16987 (expand_call): Update.
16988 * bt-load.c (compute_defs_uses_and_gen): Update.
16989 * except.c (sjlj_assign_call_site_values): Update.
16990 (sjlj_emit_function_enter): Update.
16991 (can_throw_external): Update.
16992 (set_nothrow_function_flags): Update.
16993 (expand_builtin_unwind_init): Update.
16994 (expand_eh_return): Update.
16995 (convert_to_eh_region_ranges): Update.
16996 (output_function_exception_table): Update.
16997 * emit-rtl.c (gen_tmp_stack_mem): Update.
16998 * cfgexpand.c (expand_used_vars): Update.
16999 (tree_expand_cfg): Update.
17000 * cfgcleanup.c (rest_of_handle_jump): Update.
17001 * explow.c (allocate_dynamic_stack_space): Update.
17002 * varasm.c (assemble_start_function): Update.
17003 (force_const_mem): Update.
17004 (mark_constant_pool): Update.
17005 * tree-optimize.c (tree_rest_of_compilation): Update.
17006 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
17007 * tree-cfg.c (notice_special_calls): Update.
17008 (is_ctrl_altering_stmt): Update.
17009 (tree_can_make_abnormal_goto): Update.
17010 (tree_purge_dead_abnormal_call_edges): Update.
17011 * config/alpha/predicates.md: Update.
17012 * config/alpha/alpha.c (alpha_sa_mask): Update.
17013 (alpha_sa_size): Update.
17014 (alpha_does_function_need_gp): Update.
17015 (alpha_expand_prologue): Update.
17016 (alpha_start_function): Update.
17017 (alpha_output_function_end_prologue): Update.
17018 (alpha_expand_epilogue): Update.
17019 * config/frv/frv.c (frv_stack_info): Update.
17020 (frv_expand_epilogue): Update.
17021 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
17022 (s390_register_info): Update.
17023 (s390_frame_info): Update.
17024 (s390_init_frame_layout): Update.
17025 (s390_can_eliminate): Update.
17026 (save_gprs): Update.
17027 * config/spu/spu.c (spu_split_immediate): Update.
17028 (need_to_save_reg): Update.
17029 (spu_expand_prologue): Update.
17030 (spu_expand_epilogue): Update.
17031 * config/sparc/sparc.md: Update.
17032 * config/sparc/sparc.c (eligible_for_return_delay): Update.
17033 (sparc_tls_got): Update.
17034 (legitimize_pic_address): Update.
17035 (sparc_emit_call_insn): Update.
17036 (sparc_expand_prologue): Update.
17037 (output_return): Update.
17038 (print_operand): Update.
17039 (sparc_function_ok_for_sibcall): Update.
17040 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
17041 * config/m32r/m32r.md: Update.
17042 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
17043 (m32r_compute_frame_size): Update.
17044 (m32r_expand_prologue): Update.
17045 (m32r_expand_epilogue): Update.
17046 (m32r_legitimize_pic_address): Update.
17047 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17048 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17049 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17050 (gen_push): Update.
17051 (ix86_save_reg): Update.
17052 (ix86_compute_frame_layout): Update.
17053 (ix86_expand_prologue): Update.
17054 (ix86_expand_epilogue): Update.
17055 * config/sh/sh.c (output_stack_adjust): Update.
17056 (calc_live_regs): Update.
17057 (sh5_schedule_saves): Update.
17058 (sh_expand_prologue): Update.
17059 (sh_expand_epilogue): Update.
17060 (sh_setup_incoming_varargs): Update.
17061 (sh_allocate_initial_value): Update.
17062 (sh_get_pr_initial_val): Update.
17063 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17064 * config/sh/sh.md (label:): Update.
17065 * config/avr/avr.c (out_movhi_mr_r): Update.
17066 * config/crx/crx.h (enum): Update.
17067 * config/xtensa/xtensa.h (along): Update.
17068 * config/stormy16/stormy16.c Update.
17069 (xstormy16_compute_stack_layout): Update.
17070 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17071 (fr30_expand_prologue): Update.
17072 * config/cris/cris.c (cris_conditional_register_usage): Update.
17073 (cris_reg_saved_in_regsave_area): Update.
17074 (cris_initial_frame_pointer_offset): Update.
17075 (cris_simple_epilogue): Update.
17076 (cris_expand_prologue): Update.
17077 (cris_expand_epilogue): Update.
17078 (cris_expand_pic_call_address): Update.
17079 (cris_asm_output_symbol_ref): Update.
17080 (cris_asm_output_label_ref): Update.
17081 * config/cris/cris.md Update.
17082 * config/iq2000/iq2000.c (compute_frame_size): Update.
17083 (iq2000_expand_epilogue): Update.
17084 * config/mt/mt.h (save_direction): Update.
17085 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17086 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17087 (ia64_secondary_reload_class): Update.
17088 * config/m68k/m68k.c (m68k_save_reg): Update.
17089 (m68k_expand_prologue): Update.
17090 (m68k_expand_epilogue): Update.
17091 (legitimize_pic_address): Update.
17092 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17093 (first_reg_to_save): Update.
17094 (first_altivec_reg_to_save): Update.
17095 (compute_vrsave_mask): Update.
17096 (compute_save_world_info): Update.
17097 (rs6000_stack_info): Update.
17098 (spe_func_has_64bit_regs_p): Update.
17099 (rs6000_ra_ever_killed): Update.
17100 (rs6000_emit_eh_reg_restore): Update.
17101 (rs6000_emit_allocate_stack): Update.
17102 (rs6000_emit_prologue): Update.
17103 (rs6000_emit_epilogue): Update.
17104 (rs6000_output_function_epilogue): Update.
17105 (output_profile_hook): Update.
17106 (rs6000_elf_declare_function_name): Update.
17107 * config/rs6000/rs6000.h (rs6000_args): Update.
17108 * config/rs6000/rs6000.md: Update.
17109 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17110 * config/arc/arc.c (arc_output_function_epilogue): Update.
17111 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17112 * config/darwin.c (machopic_function_base_name): Update.
17113 * config/score/score3.c (score3_compute_frame_size): Update.
17116 (score3_epilogue): Update.
17117 * config/score/score7.c (score7_compute_frame_size): Update.
17118 (score7_prologue): Update.
17119 (score7_epilogue): Update.
17120 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17121 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17122 * config/arm/arm.c (use_return_insn): Update.
17123 (require_pic_register): Update.
17124 (arm_load_pic_register): Update.
17125 (arm_compute_save_reg0_reg12_mask): Update.
17126 (arm_compute_save_reg_mask): Update.
17127 (thumb1_compute_save_reg_mask): Update.
17128 (output_return_instruction): Update.
17129 (arm_output_function_prologue): Update.
17130 (arm_output_epilogue): Update.
17131 (arm_get_frame_offsets): Update.
17132 (arm_expand_prologue): Update.
17133 (thumb_pushpop): Update.
17134 (thumb_exit): Update.
17135 (thumb1_expand_prologue): Update.
17136 (thumb1_expand_epilogue): Update.
17137 (arm_unwind_emit): Update.
17138 (arm_output_fn_unwind): Update.
17139 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17140 * config/arm/arm.md: Update.
17141 * config/pa/pa.md: Update.
17142 * config/pa/pa.c (legitimize_pic_address): Update.
17143 (compute_frame_size): Update.
17144 (hppa_expand_prologue): Update.
17145 (hppa_expand_epilogue): Update.
17146 (borx_reg_operand): Update.
17147 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17148 (HARD_REGNO_RENAME_OK): Update.
17149 * config/mips/mips.c (mips_global_pointer): Update.
17150 (mips_save_reg_p): Update.
17151 (mips_compute_frame_info): Update.
17152 (mips_frame_pointer_required): Update.
17153 (mips_expand_prologue): Update.
17154 (mips_expand_epilogue): Update.
17155 (mips_can_use_return_insn): Update.
17156 (mips_reorg_process_insns): Update.
17157 * config/v850/v850.c (compute_register_save_size): Update.
17158 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17159 * config/mmix/mmix.c (along): Update.
17160 (mmix_expand_epilogue): Update.
17161 * config/bfin/bfin.c (legitimize_pic_address): Update.
17162 (must_save_p): Update.
17163 (stack_frame_needed_p): Update.
17164 (add_to_reg): Update.
17165 (bfin_expand_prologue): Update.
17166 * stmt.c (expand_asm_operands): Update.
17167 * reload1.c (reload): Update.
17168 (init_elim_table): Update.
17170 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17172 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17174 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17176 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17177 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17178 (mov<mode>): Removed.
17179 (*movv4sf_internal): Likewise.
17180 (*movv2df_internal): Likewise.
17182 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17184 * config.gcc (crx-*-elf): Remove deprecation.
17186 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17188 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17189 __gcc_deregister_frame with atexit.
17190 (deregister_frame_dtor): Remove.
17192 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17193 Nathan Sidwell <nathan@codesourcery.com>
17195 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17197 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17198 (rs6000_isel): Likewise.
17199 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17200 (rs6000_isel): New variable.
17201 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17203 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17206 * c-common.c (handle_vector_size_attribute): Call
17207 lang_hooks.types.reconstruct_complex_type instead of
17208 reconstruct_complex_type.
17209 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17210 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17211 * langhooks.h (struct lang_hooks_for_types): Add
17212 reconstruct_complex_type hook.
17213 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17214 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17216 2008-04-24 Richard Guenther <rguenther@suse.de>
17218 * c-common.h (check_builtin_function_arguments): Declare.
17219 * c-common.c (validate_nargs): New function.
17220 (check_builtin_function_arguments): Likewise.
17221 * c-typeck.c (build_function_call): Call
17222 check_builtin_function_arguments.
17223 * builtins.c (fold_builtin_classify): Remove error reporting code.
17224 (fold_builtin_unordered_cmp): Likewise.
17225 (fold_builtin_1): Likewise.
17226 (fold_builtin_n): Likewise.
17228 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17230 PR tree-optimization/36008
17231 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17232 the original op1, rather than delta by step.
17234 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17235 Sebastian Pop <sebastian.pop@amd.com>
17237 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17238 eliminate_local_variables_stmt, eliminate_local_variables,
17239 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17240 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17241 of code delimited by two edges in the CFG.
17242 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17243 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17244 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17245 the case of parallelisation of reductions.
17246 (expr_invariant_in_region_p): New.
17248 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17249 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17251 2008-04-24 Ira Rosen <irar@il.ibm.com>
17252 Richard Guenther <rguenther@suse.de>
17254 PR tree-optimization/36034
17255 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17256 incapable of dealing with loads with gaps.
17258 2008-04-24 Rafael EspÃndola <espindola@google.com>
17260 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17261 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17262 vrp_evaluate_conditional.
17263 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17264 (vrp_evaluate_conditional): Split the cond argument.
17265 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17266 (simplify_stmt_for_jump_threading): Update call to
17267 vrp_evaluate_conditional.
17269 2008-04-24 Ira Rosen <irar@il.ibm.com>
17271 PR tree-optimization/35982
17272 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17273 interleaved data-refs are of the same type.
17275 2008-04-24 Danny Smith <dannysmith@users.net>
17277 * c-format.c (check_format_info_main): Use strncmp rather than a
17278 magic prefix to handle multichar length specs.
17279 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17280 Don't prefix "I64" and "I32" with '\0'.
17282 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17285 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17286 in registers for -m32 only if stdarg_p (fntype).
17288 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17290 PR rtl-optimization/36006
17291 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17292 temp to op0 in order to avoid invalid rtx sharing.
17294 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17296 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17297 check TREE_INVARIANT.
17298 * tree-gimple.c (is_gimple_address): New.
17299 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17300 * tree-gimple.h (is_gimple_address): New.
17301 * tree.h (decl_address_invariant_p): New.
17302 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17303 (build_string): Likewise.
17304 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17305 (tree_invariant_p_1): Likewise.
17306 (save_expr): Use it.
17307 (tree_invariant_p): New.
17308 (skip_simple_arithmetic): Use it.
17309 (stabilize_reference_1): Use it.
17310 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17312 (build1_stat): Drop code to compute TREE_INVARIANT.
17313 (build2_stat): Drop code to compute TREE_INVARIANT.
17314 (build3_stat): Drop code to compute TREE_INVARIANT.
17315 (build4_stat): Drop code to compute TREE_INVARIANT.
17316 (build5_stat): Drop code to compute TREE_INVARIANT.
17317 (build7_stat): Drop code to compute TREE_INVARIANT.
17318 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17319 * tree.h (struct tree_base): Remove invariant_flag.
17320 (TREE_INVARIANT): Remove.
17321 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17322 (fold_builtin_expect): Check TREE_CONSTANT.
17323 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17324 * c-tree.h (c_expr_to_decl): Drop third parameter.
17325 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17326 (build_c_cast): Don't set TREE_INVARIANT.
17327 (pop_init_level): Don't set TREE_INVARIANT.
17328 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17329 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17331 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17332 (gimplify_addr_expr): Adjust comment.
17333 * tree-mudflap.c (mf_build_string):
17334 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17335 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17336 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17337 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17338 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17339 * langhooks.h (struct lang_hooks): Drop third parameter from
17342 2008-04-23 Richard Guenther <rguenther@suse.de>
17344 PR tree-optimization/27799
17345 PR tree-optimization/32921
17346 PR tree-optimization/32624
17347 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17348 SMTs aliases and the tag itself into the solution.
17349 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17350 merge the points-to solution back into the SMT aliases.
17351 (may_alias_p): Use alias_set_subset_of instead of
17352 aliases_conflict_p. A pointer which points to
17353 memory with alias set zero may access any variable.
17355 2008-04-23 Richard Guenther <rguenther@suse.de>
17357 * alias.c (alias_set_subset_of): Correctly handle asking
17358 if zero is a subset of an alias set with zero child.
17359 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17360 (compute_flow_insensitive_aliasing): Correctly walk all
17361 pointers. Do not unnecessarily union sets.
17363 2008-04-23 Richard Guenther <rguenther@suse.de>
17365 PR middle-end/36021
17366 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17368 2008-04-22 Tomas Bily <tbily@suse.cz>
17370 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17372 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17374 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17375 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17376 * tree-inline.c (estimate_num_insns_1): Likewise.
17377 * varasm.c (const_hash_1, compare_constant, copy_constant)
17378 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17379 * emit-rtl.c (component_ref_for_mem_expr)
17380 (set_mem_attributes_minus_bitpos): Likewise.
17381 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17382 (is_aligning_offset): Likewise.
17383 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17384 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17385 * dojump.c (do_jump): Likewise.
17386 * builtins.c (get_pointer_alignment, get_memory_rtx)
17387 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17388 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17390 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17392 PR rtl-optimization/36017
17393 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17394 expanding the library call.
17396 2008-04-22 Ian Lance Taylor <iant@google.com>
17398 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17399 than size_in_bytes.
17401 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17403 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17404 of LR/CTR moves for Power6.
17406 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17408 PR middle-end/36003
17409 * passes.c (init_optimization_passes): Remove
17410 pass_fast_rtl_byte_dce.
17412 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17415 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17416 builtin functions to generate faster code.
17417 (_mm_cvtpu16_ps): Ditto.
17418 (_mm_cvtpi32x2_ps): Ditto.
17420 2008-04-22 Nick Clifton <nickc@redhat.com>
17422 * common.opt (ftree-loop-distribution): Add Optimization
17425 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17426 (frv_expand_builtin_va_start): Likewise.
17428 * config/arm/arm.c (thumb_find_work_register): Fix location of
17429 argument register count.
17431 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17433 Support scheduling for ColdFire V1 and V3 microarchitecture.
17434 Improve scheduling of multiplication instructions.
17436 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17437 (mac): New instruction attribute.
17438 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17439 (m68k_sched_mac): New variable.
17440 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17441 Handle cfv1 and cfv3.
17442 (max_insn_size): New static variable.
17443 (struct _sched_ib): New type.
17444 (sched_ib): New static variable.
17445 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17446 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17447 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17449 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17450 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17451 new variables. Update.
17452 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17453 Add modeling of cfv3 instruction buffer. Update.
17454 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17455 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17456 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17457 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17458 a particular reservation applies to.
17459 (type2): Reorganize attribute values. Rename alu to alu_reg,
17460 alu_l to alu, move_l to omove. Join move to alu. Split mul
17461 to mul_l and mul_w.
17462 (cf_ib_*): Simplify description of instruction buffer.
17463 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17464 (cf_mem): Split into cf_mem1 and cf_mem2.
17465 (cf_v2_move_??): Rename to cfv12_alu_??.
17466 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17467 (cf_v2_mul_??): Remove reservations.
17468 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17469 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17470 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17472 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17473 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17474 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17475 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17476 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17477 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17478 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17479 expansions of the above reservations for instructions of sizes
17482 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17484 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17486 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17488 * coverage.c: Include tree-pass.h.
17489 (coverage_counter_alloc): Print da_file_name to the dump file.
17491 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17493 * sbitmap.c (sbitmap_range_empty_p): New function.
17494 * sbitmap.h (sbitmap_range_empty_p): New function.
17495 * bitmap.h: Now includes obstack.h.
17497 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17498 Kenneth Zadeck <zadeck@naturalbridge.com>
17500 * dbgcnt.def (ra_byte_scan): Added.
17501 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17502 when the last hit happens for a counter.
17503 * timevar.def (TV_DF_BYTE_LR): New variable.
17504 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17505 * passes.c (pass_fast_rtl_byte_dce): New pass.
17506 * fwprop.c (update_df): Added mode to call df_ref_create.
17507 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17508 DF_REF_EXTRACT_OFFSET.
17509 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17510 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17512 (df_ref_extract): Added mode field.
17513 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17514 DF_REF_EXTRACT_OFFSET.
17515 (DF_REF_EXTRACT_MODE): New macro.
17516 (df_byte_lr_bb_info): New structure.
17517 (df_print_byte_regset, df_compute_accessed_bytes,
17518 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17519 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17520 df_byte_lr_simulate_uses,
17521 df_byte_lr_simulate_artificial_refs_at_top,
17522 df_byte_lr_simulate_artificial_refs_at_end,
17523 df_compute_accessed_bytes): New function.
17524 (df_ref_create): Add parameter.
17525 (df_byte_lr_get_bb_info): New inline function.
17526 * df-scan.c (df_ref_record, df_uses_record,
17527 df_ref_create_structure): Added mode parameter.
17528 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17529 df_defs_record, df_uses_record, df_get_conditional_uses,
17530 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17531 df_entry_block_defs_collect, df_exit_block_uses_collect):
17532 Added mode parameter to calls to df_ref_record, df_uses_record,
17533 df_ref_create_structure.
17534 (df_ref_equal_p, df_ref_compare): Added test for modes.
17535 (df_ref_create_structure): Added code to set mode. Renamed
17536 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17537 DF_REF_EXTRACT_OFFSET.
17538 * df-core.c (df_print_byte_regset): New function.
17539 * df-byte-scan.c: New file.
17540 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17541 calls to BITMAP_FREE.
17542 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17543 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17544 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17545 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17546 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17547 df_byte_lr_local_compute, df_byte_lr_init,
17548 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17549 df_byte_lr_transfer_function, df_byte_lr_free,
17550 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17551 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17552 df_byte_lr_simulate_uses,
17553 df_byte_lr_simulate_artificial_refs_at_top,
17554 df_byte_lr_simulate_artificial_refs_at_end): New function.
17555 * dce.c (byte_dce_process_block): New function.
17556 (dce_process_block): au is now passed in rather than computed
17557 locally. Changed loops that look at artificial defs to not look
17558 for conditional or partial ones, because there never are any.
17559 (fast_dce): Now is able to drive byte_dce_process_block or
17560 dce_process_block depending on the kind of dce being done.
17561 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17562 (rest_of_handle_fast_byte_dce): New function.
17563 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17564 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17566 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17569 * gcc.h: Added fortran options that take arguments to
17570 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17573 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17575 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17576 scalarization if on the LHS and not a full access.
17578 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17580 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17582 2008-04-18 Rafael EspÃndola <espindola@google.com>
17584 * tree-vrp.c (find_case_label_index): Fix the binary search.
17585 (find_case_label_range): New.
17586 (vrp_visit_switch_stmt): Use find_case_label_range.
17587 (simplify_switch_using_ranges): Use find_case_label_range.
17589 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17591 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17592 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17594 2008-04-18 Tom Tromey <tromey@redhat.com>
17597 * doc/cpp.texi (Implementation-defined behavior): Mention
17600 2008-04-18 Ian Lance Taylor <iant@google.com>
17602 * fold-const.c (pointer_may_wrap_p): New static function.
17603 (fold_comparison): Add another test for pointer overflow. Use
17604 pointer_may_wrap_p to disable some false positives.
17606 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17608 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17609 (fname_as_string): Match updated cpp_interpret_string prototype.
17610 (fix_string_type): Support char16_t* and char32_t*.
17611 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17612 derivative) nodes. Register as builtin if C++0x.
17613 (c_parse_error): Support CPP_CHAR{16,32}.
17614 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17615 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17616 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17617 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17618 CTI_CHAR32_ARRAY_TYPE>: New elements.
17619 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17620 char32_type_node, signed_char32_type_node, char16_array_type_node,
17621 char32_array_type_node): New defines.
17622 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17623 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17624 (lex_string): Support CPP_STRING{16,32}, match updated
17625 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17626 (lex_charconst): Support CPP_CHAR{16,32}.
17627 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17628 and CPP_STRING{16,32}.
17630 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17633 * aclocal.m4: Regenerate.
17634 * configure: Regenerate.
17636 2008-04-18 Jan Hubicka <jh@suse.cz>
17638 * except.c (dw2_size_of_call_site_table,
17639 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17641 * cgraphbuild.c (build_cgraph_edges): Update.
17642 * tree-pass.h: Update comment.
17643 * final.c (leaf_function_p): Update.
17644 (leaf_renumber_regs): Update.
17645 (rest_of_clean_state): Update.
17646 * omp-low.c (expand_omp_parallel): Update.
17647 * ipa-reference.c (analyze_function): Update.
17648 * reorg.c (find_end_label): Update.
17649 (optimize_skip): Update.
17650 (fill_simple_delay_slots): Update.
17651 (fill_simple_delay_slots): Update.
17652 (make_return_insns): Update.
17653 (dbr_schedule): Update.
17654 * gimple-low.c (record_vars_into): Update.
17655 * cfgbuild.c (make_edges): Update.
17656 * function.c (assign_stack_local): Update.
17657 (assign_parm_adjust_stack_rtl): Update.
17658 (locate_and_pad_parm): Update.
17659 (allocate_struct_function): Do not initialize stack_alignment_needed
17660 and preferred_stack_boundary here.
17661 (stack_protect_prologue): Update.
17662 (stack_protect_epilogue): Update.
17663 (expand_function_start): Initialize stack_alignment_needed,
17664 preferred_stack_boundary and max_jumptable_ents.
17665 (expand_function_end): Update.
17666 (free_after_compilation): Do not NULLify epilogue_delay_list.
17667 * function.h (struct rtl_data): Add stack_protect_guard,
17668 stack_alignment_needed,
17669 preferred_stack_boundary, epilogue_delay_list.
17670 (struct function): Remove value_histograms, stack_alignment_needed,
17671 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17673 unexpanded_var_list, stack_protect_guard.
17674 (current_function_epilogue_delay_list): Remove.
17675 * ipa-type-escape.c (analyze_function): Update.
17676 * gimplify.c (pop_gimplify_context): Update comment.
17677 * calls.c (expand_call): Update.
17678 (emit_library_call_value_1): Update.
17679 * except.c (set_nothrow_function_flags): Update.
17680 * cfgexpand.c (get_decl_align_unit): Update.
17681 (create_stack_guard): Update.
17682 (estimated_stack_frame_size): Update.
17683 (expand_used_vars): Update.
17684 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17685 * explow.c (allocate_dynamic_stack_space): Update.
17686 * tree-ssa-live.c (remove_unused_locals): Update.
17687 * varasm.c (mark_constant_pool): Update.
17688 * tree-inline.c (remap_decls): Update.
17689 (initialize_cfun): Update.
17690 (declare_return_variable): Update.
17691 (inline_forbidden_p): Update.
17692 (expand_call_inline): Update.
17693 (declare_inline_vars): Update.
17694 (tree_function_versioning): Update.
17695 * tree-flow.h (value_histograms): New.
17696 (VALUE_HISTOGRAMS): New macro.
17697 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17699 * tree-cfg.c (set_bb_for_stmt): Update.
17700 (replace_by_duplicate_decl): Update.
17701 (move_block_to_fn): Update.
17702 (new_label_mapper): Update.
17703 (dump_function_to_file): Update.
17704 * ipa-struct-reorg.c (build_data_structure): Update.
17705 * cfgrtl.c (print_rtl_with_bb): Update.
17706 * reload1.c (reload): Update.
17708 * config/i386/i386.c (setup_incoming_varargs_64,
17709 ix86_compute_frame_layout): Update.
17710 * config/arc/arc.c (arc_output_function_epilogue): Update.
17712 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17714 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17715 for FreeBSD as well.
17716 * gthr-posix95.h: Likewise.
17718 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17720 PR rtl-optimization/35838
17721 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17722 out the byte offset of the first subreg.
17724 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17726 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17727 to split_ti instead of three separate calls with single member arrays.
17728 (subti3 splitter): Ditto.
17729 (adddi3 splitter): Ditto with split_di.
17730 (subdi3 splitter): Ditto.
17731 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17732 two separate calls with single member arrays. Swap match_dup
17733 operands 1 and 2 to better fit into the array.
17734 (negdi2 splitter): Ditto with split_di.
17735 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17736 two separate calls with single member arrays. Swap match_dup operands
17737 6 and 7 to better fit into the array.
17739 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17741 * config/i386/i386.c (sse_builtin_type): New.
17742 (bdesc_sse_args): Likewise.
17743 (bdesc_sse_3arg): Removed.
17744 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17745 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17746 IX86_BUILTIN_ROUNDPS.
17747 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17748 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17749 IX86_BUILTIN_ROUNDPS.
17750 (ix86_expand_sse_4_operands_builtin): Removed.
17751 (ix86_expand_sse_operands_builtin): New.
17752 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17753 and CODE_FOR_sse4_1_roundps.
17754 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17755 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17757 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17760 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17761 regs before frame pop when needed. If use_backchain_to_restore_sp
17762 then load backchain into a temp reg to restore vr and vrsave. Add
17763 code to restore vr after frame pop if possible.
17765 2008-04-17 Richard Guenther <rguenther@suse.de>
17767 * tree-vn.c (expressions_equal_p): Do not check type
17768 equality or compatibility before calling operand_equal_p.
17769 * fold-const.c (operand_equal_p): Check equivalence of
17770 integer constants before bailing out due to signedness or
17771 precision differences.
17772 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17773 spurious differences in type qualification. Ignore types
17774 for COMPONENT_REFs at all.
17776 2008-04-17 Christian Bruel <christian.bruel@st.com>
17778 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17779 msw_skip comparison.
17781 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17784 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17787 PR tree-optimization/35899
17788 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17789 rather than TREE_OPERAND.
17791 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17794 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17795 temporary registers. Change operand predicate to general_operand.
17796 (remainderxf3): Ditto.
17798 2008-04-16 Richard Guenther <rguenther@suse.de>
17800 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17801 * tree-affine.c (aff_combination_expand): Look through some
17804 2008-04-15 Doug Kwan <dougkwan@google.com>
17806 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17808 * tree-pretty-print.c (dump_generic_node): Ditto.
17809 * final.c (output_addr_const): Ditto.
17810 * dwarf2out.c (output_cfi): Ditto.
17811 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17812 * print-rtl.c (print_rtx): Ditto.
17813 * print-tree.c (print_node_brief, print_node): Ditto.
17814 * c-common.c (match_case_to_enum_1): Ditto.
17815 * sched-vis.c (print_value): Ditto.
17816 * config/i386/i386.c (print_operand): Cast to long unsigned int
17819 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17820 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17821 MS Windows VirtualProtect function.
17823 2008-04-15 Jan Hubicka <jh@suse.cz>
17825 * gengtype.c (write_root): Param_is argument is OK.
17826 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17827 * function.h: Include varray.h
17828 (rtl_eh): New stucture based on except.c one.
17829 (call_site_record): New forward declaration and vector type.
17830 * calls.c (emit_call_1): Do not call
17831 note_current_region_may_contain_throw.
17832 * except.c (eh_status): Remove cur_region, try_region since they are
17834 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17835 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17836 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17837 Remove call_site_data_used, call_site_data_size.
17838 Turn call_site_record into vector in function.h.
17839 (note_current_region_may_contain_throw): Remove.
17840 (get_exception_pointer, get_exception_filter): Do not take struct
17841 function argument; update.
17842 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17843 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17844 build_post_landing_pads, dw2_build_landing_pads,
17845 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17846 sjlj_emit_function_enter, sjlj_emit_function_enter,
17847 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17848 sjlj_build_landing_pads, finish_eh_generation,
17849 remove_exception_handler_label, remove_eh_handler,
17850 maybe_remove_eh_handler, add_reachable_handler,
17851 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17852 add_action_record, collect_one_action_chain, add_call_site,
17853 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17854 sjlj_output_call_site_table, output_function_exception_table,
17855 * except.h (note_current_region_may_contain_throw): Remove
17856 (get_exception_pointer, get_exception_filter): Do not take struct
17858 * Makefile.in (GTFILES): Put varargs before struct function.
17860 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17862 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17863 punt for STRING_CST.
17864 (get_constraint_for): Deal with STRING_CST here instead.
17866 2008-04-15 Richard Guenther <rguenther@suse.de>
17868 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17869 statements in a basic-block with a backward walk. Do not
17870 substitute into dead statements but instead remove those.
17872 2008-04-15 Richard Guenther <rguenther@suse.de>
17874 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17875 to zero, thus disable creation of SFTs.
17877 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17879 * tree-predcom.c (suitable_reference_p): Return false if the
17880 reference can throw.
17882 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17885 * c-decl.c (finish_decl): If extern or static var has variable
17886 size, set TREE_TYPE (decl) to error_mark_node.
17888 2008-04-15 Rafael EspÃndola <espindola@google.com>
17890 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17893 2008-04-15 Richard Guenther <rguenther@suse.de>
17895 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17896 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17897 (visit_reference_op_load): Do walk vuse-vdef chains on
17898 vn_reference_lookup.
17899 (visit_reference_op_store): But do not here.
17900 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17901 vn_reference_lookup.
17902 (vn_lookup_with_vuses): But do so here.
17904 2008-04-14 Ian Lance Taylor <iant@google.com>
17906 * fold-const.c (fold_overflow_warning): Remove assertion.
17908 2008-04-15 Ben Elliston <bje@au.ibm.com>
17910 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17911 temp1 local variables.
17913 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17916 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17917 ".text.unlikely" section as executable.
17919 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17921 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17922 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17923 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17924 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17925 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17926 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17927 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17929 2008-04-14 Ian Lance Taylor <iant@google.com>
17931 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17932 * fold-const.c (fold_comparison): If appropriate, test
17933 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17934 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17935 reassociating a pointer type.
17936 * doc/invoke.texi (Optimize Options): Document that
17937 -fstrict-overflow applies to pointer wraparound.
17939 2008-04-13 Jan Hubicka <jh@suse.cz>
17941 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17943 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17945 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17946 we are going to "save the world".
17948 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17950 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17951 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17952 operand 0 constraint, not "=".
17954 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17956 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17958 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17960 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17961 of size of positions_needed * CHAR_BIT.
17963 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17965 PR middle-end/35897
17966 * dse.c (store_info): Change positions_needed to unsigned
17968 (lowpart_bitmask): New.
17969 (record_store): Cast to unsigned HOST_WIDE_INT for
17970 positions_needed. Assert width <= size of positions_needed *
17971 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17972 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17973 lowpart_bitmask to set mask.
17975 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17977 * config/bfin/constraints.md: New file.
17978 * config/bfin/bfin.md: Include it.
17979 (adddi3): Use satisfies_constraint functions instead of the old macros.
17980 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17981 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17982 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17983 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17984 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17985 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17986 EXTRA_CONSTRAINT): Delete.
17987 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17988 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17990 * config/bfin/bfin.c: Include "tm-constrs.h".
17991 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17992 Use satisfies_constraint functions instead of the old macros.
17993 * doc/md.texi (Blackfin Constraints): Update file name reference.
17995 2008-04-11 Richard Guenther <rguenther@suse.de>
17997 PR tree-optimization/35869
17998 * tree-vrp.c (execute_vrp): Move switch statement update after
17999 jump threading. Schedule another cfg cleanup run.
18001 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
18004 * attribs.c (decl_attributes): Return early on errorneous node.
18006 2008-04-10 Oleg Ryjkov <olegr@google.com>
18008 * tree.h (struct tree_base): Added a new flag default_def_flag.
18009 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
18011 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
18013 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
18015 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18018 * pa.md: Define mode iterator P. Define mode attribute dwc.
18019 (dcacheflush): Update pattern to use iterator P and attribute dwc.
18020 (icacheflush): Likewise.
18021 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
18022 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
18024 2008-04-11 Ben Elliston <bje@au.ibm.com>
18026 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
18028 2008-04-10 Rafael EspÃndola <espindola@google.com>
18030 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
18031 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
18032 (extract_range_from_expr): The same.
18034 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18036 * config/mips/mips.md (GPR2): New mode iterator.
18037 (seq): Add comment.
18038 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
18039 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
18040 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
18041 Rewrite these to take two modes, the mode of comparison and the
18042 mode of the destination.
18043 * config/mips/mips.c (mips_expand_scc): Instead of having
18044 paradoxical subreg as destination, expand "narrowing" scc if mode
18045 of comparison is SI and target is requested in DI mode.
18046 (mips_emit_int_order_test): Update comment. Make mode of
18047 comparison match CMP0 rather than TARGET. When creating inverse
18048 target use mode of TARGET.
18050 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18052 * gcov-dump.c (tag_summary): Only print summaries for the first
18053 GCOV_COUNTERS_SUMMABLE counters.
18055 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18057 * config/i386/i386.md (absneg): New code iterator.
18058 (absnegprefix): New code attribute.
18059 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18060 patterns using absneg code iterator.
18061 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18062 using absneg code iterator.
18063 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18064 *neg<mode>2 patterns using absneg code iterator.
18065 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18066 *negextendsfdf2 patterns using absneg code iterator.
18067 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18068 *negextendsfxf2 patterns using absneg code iterator.
18069 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18070 *negextendsfdf2 patterns using absneg code iterator.
18071 * config/i386/sse.md (<code><mode>2): Macroize expander from
18072 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18074 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18076 * config/s390/s390.h: Remove the remains of the recent search
18077 & replace action of current_function_outgoing_args_size.
18079 2008-04-10 Ira Rosen <irar@il.ibm.com>
18081 PR tree-optimization/35821
18082 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18083 NEW_STMT_LIST is not NULL.
18085 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18088 * toplev.c (process_options): Remove -ffunction-sections debugging
18091 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18093 PR middle-end/PR28690
18094 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18095 than gen_rtx_fmt_ee to perform more canonicalizations.
18097 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18100 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18102 2008-04-09 Richard Guenther <rguenther@suse.de>
18104 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18105 (dump_function_to_file): Dump function arguments with types.
18107 2008-04-08 Richard Guenther <rguenther@suse.de>
18109 * fold-const.c (fold_widened_comparison): Do not allow
18110 sign-changes that change the result.
18112 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18115 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18116 kinds of indirect references.
18118 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18120 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18121 GNU Fortran language string.
18123 2008-04-08 Rafael EspÃndola <espindola@google.com>
18125 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18126 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18127 * tree.h (tree_call_nonnegative_warnv_p): New.
18129 2008-04-08 Jan Hubicka <jh@suse.cz>
18131 * function.c (free_after_compilation): Clear out regno_reg_rtx
18134 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18137 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18139 PR middle-end/PR28690
18140 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18141 same precedence as REG_POINTER and MEM_POINTER operands.
18143 2008-04-08 Richard Guenther <rguenther@suse.de>
18145 PR middle-end/35834
18146 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18147 for adding index to base.
18149 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18151 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18152 (MINGW_ENABLE_EXECUTE_STACK): New.
18153 (IN_LIBGCC2): For libgcc include windows.h file for
18154 function declarations.
18156 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18158 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18159 and tem2 if tem1 is not a REG or MULT.
18161 2008-04-08 Jan Hubicka <jh@suse.cz>
18163 * function.h (incomming_args): Break out of struct function.
18164 (function_subsections): Break out of struct function.
18165 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18166 return_rtx and hard_reg_initial_vals from struct function.
18167 Kill inl_max_label_num.
18168 (current_function_pops_args, current_function_args_info,
18169 current_function_args_size, current_function_args_size,
18170 current_function_pretend_args_size,
18171 current_function_outgoing_args_size,
18172 current_function_internal_arg_pointer, current_function_return_rtx):
18173 Kill compatibility accestor macros.
18174 * builtins.c (expand_builtin_apply_args_1): Update.
18175 (expand_builtin_next_arg): Update.
18176 * df-scan.c (df_get_call_refs): Update.
18177 * dbxout.c (dbxout_function_end): Update.
18178 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18179 (output_line_info): Update.
18180 (secname_for_decl): Update.
18181 (dwarf2out_var_location): Update.
18182 * function.c (free_after_compilation): Update.
18183 (assign_parm_find_stack_rtl): Update.
18184 (assign_parms): Update.
18185 (expand_dummy_function_end): Update.
18186 (expand_function_end): Update.
18187 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18188 (expand_call): Update.
18189 (emit_library_call_value_1): Update.
18190 (store_one_arg): Update.
18191 * varasm.c (initialize_cold_section_name): Update.
18192 (unlikely_text_section): Update.
18193 (unlikely_text_section_p): Update.
18194 (assemble_start_function): Update.
18195 (assemble_end_function): Update.
18196 (default_section_type_flags): Update.
18197 (switch_to_section): Update.
18198 * integrate.c (set_decl_abstract_flags): Update.
18199 (get_hard_reg_initial_val): Update.
18200 (has_hard_reg_initial_val): Update.
18201 (allocate_initial_values): Update.
18202 * resource.c (init_resource_info): Update.
18203 * config/alpha/alpha.c (NUM_ARGS): Update.
18204 (direct_return): Update.
18205 (alpha_va_start): Update.
18206 (alpha_sa_size): Update.
18207 (alpha_initial_elimination_offset): Update.
18208 (alpha_expand_prologue): Update.
18209 (alpha_start_function): Update.
18210 (alpha_expand_epilogue): Update.
18211 (unicosmk_initial_elimination_offset):
18212 * config/alpha/alpha.md (call expander): Update.
18213 * config/s390/s390.c (s390_register_info): Update.
18214 (s390_register_info): Update.
18215 (s390_frame_info): Update.
18216 (s390_initial_elimination_offset): Update.
18217 (s390_build_builtin_va_list): Update.
18218 (s390_va_start): Update.
18219 * config/spu/spu.c (direct_return): Update.
18220 (spu_expand_prologue): Update.
18221 (spu_initial_elimination_offset): Update.
18222 (spu_build_builtin_va_list): Update.
18223 (spu_va_start): Update.
18224 * config/sparc/sparc.c (sparc_init_modes): Update.
18225 (sparc_compute_frame_size): Update.
18226 (function_value): Update.
18227 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18228 * config/i386/i386.md (return expander): Update.
18229 * config/i386/i386.c (ix86_va_start): Update.
18230 (ix86_can_use_return_insn_p): Update.
18231 (ix86_compute_frame_layout): Update.
18232 (ix86_expand_epilogue): Update.
18233 * config/sh/sh.c (output_stack_adjust): Update.
18234 (calc_live_regs): Update.
18235 (sh_expand_prologue): Update.
18236 (sh_builtin_saveregs): Update.
18237 (sh_va_start): Update.
18238 (initial_elimination_offset): Update.
18239 (sh_allocate_initial_value): Update.
18240 (sh_function_ok_for_sibcall): Update.
18241 (sh_get_pr_initial_val): Update.
18242 * config/sh/sh.md (return expander): Update.
18243 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18244 * config/crx/crx.c (crx_compute_frame): UPdate.
18245 (crx_initial_elimination_offset): UPdate.
18246 * config/xtensa/xtensa.c (compute_frame_size): Update
18247 (xtensa_builtin_saveregs): Update.
18248 (xtensa_va_start): Update.
18249 (order_regs_for_local_alloc): Update.
18250 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18251 (xstormy16_expand_builtin_va_start): Update.
18252 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18253 * config/m68hc11/m68hc11.md (return expanders): Update.
18254 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18255 (expand_epilogue): Update.
18256 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18257 (cris_simple_epilogue): Update.
18258 (cris_expand_prologue): Update.
18259 (cris_expand_epilogue): Update.
18260 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18261 (compute_frame_size): Update.
18262 * config/mt/mt.c (mt_compute_frame_size): Update.
18263 * config/mn10300/mn10300.c (expand_prologue): Update.
18264 (expand_epilogue): Update.
18265 (initial_offset): Update.
18266 (mn10300_builtin_saveregs):
18267 * config/mn10300/mn10300.md (return expander): Update.
18268 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18269 (ia64_initial_elimination_offset): Update.
18270 (ia64_initial_elimination_offset): Update.
18271 (ia64_expand_prologue): Update.
18272 * config/m68k/m68k.md (return expander): Update.
18273 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18274 (rs6000_stack_info): Update.
18275 * config/mcore/mcore.c (layout_mcore_frame): Update.
18276 (mcore_expand_prolog): Update.
18277 * config/arc/arc.c (arc_compute_frame_size): Update.
18278 * config/score/score3.c (score3_compute_frame_size): Update.
18279 * config/score/score7.c (score7_compute_frame_size): Update.
18280 * config/arm/arm.c (use_return_insn): Update.
18281 (thumb_find_work_register): Update.
18282 (arm_compute_save_reg_mask): Update.
18283 (arm_output_function_prologue): Update.
18284 (arm_output_epilogue): Update.
18285 (arm_size_return_regs): Update.
18286 (arm_get_frame_offsets): Update.
18287 (arm_expand_prologue): Update.
18288 (thumb_exit): Update.
18289 (thumb_unexpanded_epilogue): Update.
18290 (thumb1_output_function_prologue): Update.
18291 * config/pa/pa.md (return expander): Update.
18292 * config/pa/pa.c (compute_frame_size): Update.
18293 (hppa_builtin_saveregs): Update.
18294 * config/mips/mips.c (mips_va_start): Update.
18295 (mips16_build_function_stub): Update.
18296 (mips_compute_frame_info): Update.
18297 (mips_restore_gp): Update.
18298 (mips_output_function_prologue): Update.
18299 (mips_expand_prologue): Update.
18300 * config/v850/v850.c (compute_frame_size): Update.
18301 (expand_prologue): * config/mmix/mmix.c (along): update.
18302 (mmix_initial_elimination_offset): update.
18303 (mmix_reorg): update.
18304 (mmix_use_simple_return): update.
18305 (mmix_expand_prologue): update.
18306 (mmix_expand_epilogue): Update.
18307 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18308 (emit_link_insn): Update.
18310 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18312 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18313 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18315 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18318 2008-04-07 Jan Hubicka <jh@suse.cz>
18320 * function.h (rtl): Rename to x_rtl.
18321 (crtl): New define.
18322 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18323 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18324 used_temp_slots avail_temp_slots, temp_slot_level,
18325 nonlocal_goto_handler_labels): Update accesstors.
18326 (rtl): New global variable.
18327 (struct function): Move some fileds to rtl_data.
18328 (get_arg_pointer_save_area): Update prototype.
18329 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18330 get_arg_pointer_save_area.
18331 * expr.c (init_expr): Update
18332 * function.c (get_frame_size): Update
18333 (assign_stack_local): Update
18334 (expand_function_end): Update.
18335 (get_art_pointer_save_area): Update
18337 * emit-rtl.c (rtl): Declare.
18338 (regno_reg_rtx): Declare.
18339 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18341 (gen_reg_rtx): Update.
18342 * varasm.c (n_deferred_constatns): Update accestor.
18343 (init_varasm_status): Do not allocate varasm_status.
18344 (force_const_mem, get_pool_size, output_constant_pool): Update.
18345 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18346 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18347 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18348 * sparc/sparc.h (INIT_EXPANDERS): Update.
18349 * ia64/ia64.h (INIT_EXPANDERS): Update.
18351 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18353 * reload.c (push_secondary_reload): Add missing break to for loop.
18355 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18357 PR middle-end/PR28690
18358 * rtlanal.c: Update copyright years.
18359 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18360 as REG_POINTER and MEM_POINTER operands.
18361 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18362 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18363 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18364 * gcse.c: Update copyright years.
18365 (pre_delete): Call gen_reg_rtx_and_attrs.
18366 (hoist_code): Likewise.
18367 (build_store_vectors): Likewise.
18368 (delete_store): Likewise.
18369 * loop-invariant.c (move_invariant_reg): Likewise.
18370 Update copyright years.
18372 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18374 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18375 control string instead of quoted.
18377 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18379 * doc/rtl.texi: Rewrite of subreg section.
18381 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18384 * config/i386/i386.c (legitimize_pic_address): Add treating
18385 of dllimport SYM_REF's.
18386 (legitimize_dllimport_symbol): Add prototype.
18388 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18390 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18391 reference in constructor with non self-referential type.
18393 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18395 Removal of Return with Depressed Stack Pointer support
18396 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18397 (ECF_SP_DEPRESSED): Likewise.
18398 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18399 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18400 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18401 (expand_call): Do not test ECF_SP_DEPRESSED.
18402 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18403 * function.c (keep_stack_depressed): Delete.
18404 (handle_epilogue_set): Likewise.
18405 (update_epilogue_consts): Likewise.
18406 (emit_equiv_load): Likewise.
18407 (thread_prologue_and_epilogue_insns): Remove support for Return with
18408 Depressed Stack Pointer.
18409 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18411 2008-04-06 Richard Guenther <rguenther@suse.de>
18413 PR tree-optimization/35400
18414 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18415 information from SSA_NAMEs.
18417 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18419 * config/avr/avr.h (avr_mega_p): Remove declaration.
18420 (AVR_MEGA): Remove macro.
18421 * config/avr/avr.c (avr_mega_p): Remove variable.
18422 (avr_override_options): Remove inicializion of avr_mega_p.
18423 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18424 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18425 (avr_jump_mode): (Ditto.).
18426 (avr_output_progmem_section_asm_op): (Ditto.).
18427 (avr_asm_init_sections): (Ditto.).
18428 (avr_asm_init_sections): (Ditto.).
18429 (avr_rtx_costs): (Ditto.).
18430 * config/avr/avr.md: (Ditto.).
18431 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18434 2008-04-06 Richard Guenther <rguenther@suse.de>
18436 PR tree-optimization/35842
18437 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18438 is_gimple_invariant_address.
18440 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18442 * gcc.c (default_compilers): Sync Fortran extensions list with
18443 that in fortran/lang-specs.h.
18444 * doc/invoke.texi: Likewise.
18445 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18446 * dwarf2out.c (gen_compile_unit_die): Likewise.
18448 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18450 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18452 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18455 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18456 attribute is used for nested functions.
18458 2008-04-05 Jan Hubicka <jh@suse.cz>
18460 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18462 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18464 (dump_files): Update.
18465 (enable_rtl_dump_file): Do not accept letter argument.
18466 * tree-pass.h (dump_file_info): Remove letter argument.
18467 * toplev.c (decode_d_option): Update -da handling.
18468 * toplev.h (enable_rtl_dump_file): Update prototype.
18469 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18470 it out based on pass type.
18471 (register_dump_files_1): Likewise.
18472 (init_optimization_passes): Update register_one_dump_file calls.
18473 (execute_one_pass): Sanity check that IPA passes are called at IPA
18474 level and RTL passes at RTL level.
18475 (execute_pass_list): IPA pass can not be after or subpass of
18477 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18478 disallov RTL subpasses of IPA subpasses.
18480 2008-04-05 Ben Elliston <bje@au.ibm.com>
18482 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18483 builtins that return exactly once and do not throw. Cache call to
18486 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18488 PR rtl-optimization/34916
18489 PR middle-end/35519
18490 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18491 between instruction pairs.
18493 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18495 * doc/invoke.texi: Document -mbitops for SH.
18496 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18497 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18498 * config/sh/sh.c (print_operand): Add %t operand code.
18499 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18500 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18501 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18502 (extendqihi2): Likewise.
18503 (movqi_i): Likewise.
18504 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18505 (extv): Use bld instruction for SH2A if possible.
18507 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18508 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18509 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18510 (bset.b, bclr.b): Define peepholes.
18511 * config/sh/sh.opt (mbitops): New option.
18513 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18516 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18517 and view convert expression.
18519 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18522 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18524 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18526 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18528 * config/i386/cpuid.h (bit_AES): New.
18529 (bit_PCLMUL): Likewise.
18531 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18532 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18533 SSE2 if AES or PCLMUL is enabled.
18534 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18535 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18536 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18537 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18538 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18539 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18540 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18541 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18542 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18543 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18544 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18545 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18546 __builtin_ia32_aeskeygenassist128 and
18547 __builtin_ia32_pclmulqdq128.
18548 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18549 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18550 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18552 * config/i386/i386.h (TARGET_AES): New.
18553 (TARGET_PCLMUL): Likewise.
18554 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18556 * config/i386/i386.md (UNSPEC_AESENC): New.
18557 (UNSPEC_AESENCLAST): Likewise.
18558 (UNSPEC_AESDEC): Likewise.
18559 (UNSPEC_AESDECLAST): Likewise.
18560 (UNSPEC_AESIMC): Likewise.
18561 (UNSPEC_AESKEYGENASSIST): Likewise.
18562 (UNSPEC_PCLMUL): Likewise.
18564 * config/i386/i386.opt (maes): New.
18565 (mpclmul): Likewise.
18567 * config/i386/sse.md (aesenc): New pattern.
18568 (aesenclast): Likewise.
18569 (aesdec): Likewise.
18570 (aesdeclast): Likewise.
18571 (aesimc): Likewise.
18572 (aeskeygenassist): Likewise.
18573 (pclmulqdq): Likewise.
18575 * config/i386/wmmintrin.h: New.
18577 * doc/extend.texi: Document AES and PCLMUL built-in function.
18579 * doc/invoke.texi: Document -maes and -mpclmul.
18581 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18583 * function.c (free_after_parsing): Replace with
18584 cxx_push_function_context from C++ front-end.
18585 (allocate_struct_function): Don't call langhook.
18586 * langhooks.h (struct lang_hooks_for_functions): Delete.
18587 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18589 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18590 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18591 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18592 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18593 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18594 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18595 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18597 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18598 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18600 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18603 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18606 2008-04-04 Richard Guenther <rguenther@suse.de>
18608 PR middle-end/35823
18609 * fold-const.c (optimize_minmax_comparison): Use the correct
18610 type for the constant in the simplified comparison.
18612 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18614 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18615 Pass L2 size as "--param l2-cache-size" to the compiler.
18616 (decode_l2_cache): New function to decode L2 cache parameters using
18617 0x8000006 extended cpuid function.
18618 (detect_caches_amd): Determine parameters of L2 cache using
18619 decode_l2_caches function.
18620 (decode_caches_intel): Decode L2 cache parameters.
18621 (detect_caches_intel): Determine L2 cache parameters using
18622 decode_caches_intel and decode_l2_caches functions.
18624 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18626 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18627 secondary input reload for subword loads from the constant pool.
18629 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18632 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18633 constants of the appropriate size for runtime calculations.
18636 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18637 decimal-float literal constant zero.
18639 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18642 * c-parser.c (c_parser_omp_atomic): Call
18643 default_function_array_conversion on the RHS.
18645 PR middle-end/35818
18646 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18647 call is_variable_sized if decl has incomplete type.
18649 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18651 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18653 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18655 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18657 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18658 (sgt<u>): Merge sgt and sgtu into new expander.
18659 (sgt, sgtu): Remove expanders.
18660 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18661 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18662 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18663 *sgtu_<mode>_mips16 into new pattern.
18664 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18665 (sge<u>): Merge sge and sgeu into new expander.
18666 (sge, sgeu): Remove expanders.
18667 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18669 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18670 (slt<u>): Merge slt and sltu into new expander.
18671 (slt, sltu): Remove expanders.
18672 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18673 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18674 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18675 *sltu_<mode>_mips16 into new pattern.
18676 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18677 (sle<u>): Merge sle and sleu into new expander.
18678 (sle, sleu): Remove expanders.
18679 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18680 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18681 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18682 *sleu_<mode>_mips16 into new pattern.
18683 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18685 2008-04-03 Jan Hubicka <jh@suse.cz>
18687 PR tree-optimization/35795
18688 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18689 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18690 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18691 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18692 * score/score3.c (score3_output_mi_thunk): Likewise.
18693 * score/score7.c (score7_output_mi_thunk): Likewise.
18694 * mips/mips.c (mips_output_mi_thunk): Likewise.
18696 2008-04-03 Richard Guenther <rguenther@suse.de>
18698 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18699 conversions. Simplify code.
18701 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18703 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18705 2008-04-03 Tom Tromey <tromey@redhat.com>
18706 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18708 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18709 * config/bfin/t-bfin-linux (generated_files): Add
18710 linux-sysroot-suffix.h.
18711 * doc/install.texi (Prerequisites): Require make 3.80.
18712 * doc/sourcebuild.texi (Front End Directory): Document new
18714 * Makefile.in (generated_files): New variable.
18715 (ALL_HOST_OBJS): New variable.
18716 ($(ALL_HOST_OBJS)): New target.
18718 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18720 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18721 (remap_block): Call id->transform_lang_insert_block instead
18723 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18724 Set id.transform_lang_insert_block to NULL.
18725 (clone_body): Move to cp/optimize.c
18726 * tree-inline.h (struct copy_body_data): Change
18727 transform_lang_insert_block to function pointer.
18728 (copy_generic_body, copy_decl_no_change): Export.
18729 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18730 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18731 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18733 * c-tree.h (insert_block): Kill.
18734 * c-decl.c (insert_block): Kill.
18736 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18738 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18739 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18740 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18742 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18743 argument, call {push,pop}_function_context from here.
18744 * c-parser.c: Use c_{push,pop}_function_context.
18746 * function.c (push_function_context_to): Move meat ...
18747 (push_function_context): ... here. Simplify.
18748 * function.c (pop_function_context_from): Move meat ...
18749 (pop_function_context): ... here. Simplify.
18750 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18752 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18753 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18754 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18755 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18757 2008-04-03 Ben Elliston <bje@au.ibm.com>
18759 * expmed.c (extract_force_align_mem_bit_field): Remove.
18761 2008-04-03 Richard Guenther <rguenther@suse.de>
18763 PR middle-end/35800
18764 * expr.h (try_casesi): Adjust prototype.
18765 * expr.c (try_casesi): Take fallback label as extra parameter.
18766 Use that for gen_casesi if default_label is NULL.
18767 * stmt.c (expand_case): Pass fallback label to try_casesi,
18768 make sure to fill gaps with a fallback label if default_label
18771 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18774 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18776 2008-04-03 Ben Elliston <bje@au.ibm.com>
18778 * expmed.c (extract_split_bit_field): Remove if (0) code.
18779 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18780 (do_ds_constraint): Likewise.
18782 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18784 * doc/cppopts.texi (-dU): Document.
18785 * c-common.h (flag_dump_macros): Update comment.
18786 * c-opts.c (handle_OPT_d): Handle -dU.
18787 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18788 dump_queued_macros, cb_used_define, cb_used_undef): New.
18789 (init_pp_output): Handle -dU.
18790 (cb_line_change): Call dump_queued_macros.
18791 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18793 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18795 * config/avr/predicates.md (io_address_operand): New predicate.
18796 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18797 * config/avr/avr.c (avr_io_address_p): Remove function.
18798 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18799 'avr_io_address_p' function.
18800 (out_movhi_r_mr): (Ditto.).
18801 (out_movqi_mr_r): (Ditto.).
18802 (out_movhi_mr_r): (Ditto.).
18803 (avr_address_cost): (Ditto.).
18805 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18807 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18808 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18809 in 32bit mode when XMM registers are available to avoid store
18811 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18812 corresponding post-reload splitters.
18814 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18816 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18817 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18818 __builtin_ia32_roundss.
18819 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18820 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18821 __builtin_ia32_roundss.
18822 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18823 IX86_BUILTIN_SHUFPD here.
18825 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18827 * config/i386/i386.md (plogic): New.
18828 (plogicprefix): Likewise.
18830 * config/i386/mmx.md (mmx_<code><mode>3): New.
18831 (mmx_and<mode>3): Removed.
18832 (mmx_ior<mode>3): Likewise.
18833 (mmx_xor<mode>3): Likewise.
18835 * config/i386/sse.md (<code><mode>3): New.
18836 (*<code><mode>3): Likewise.
18837 (*<code><mode>3): Likewise.
18838 (<code><mode>3): Likewise.
18839 (*sse_<code><mode>3): Likewise.
18840 (*sse2_<code><mode>3): Likewise.
18841 (<code>tf3): Likewise.
18842 (*<code>tf3): Likewise.
18843 (and<mode>3): Likewise.
18844 (*and<mode>3): Likewise.
18845 (ior<mode>3): Removed.
18846 (*ior<mode>3): Likewise.
18847 (xor<mode>3): Likewise.
18848 (*xor<mode>3): Likewise.
18849 (*and<mode>3): Likewise.
18850 (*ior<mode>3): Likewise.
18851 (*xor<mode>3): Likewise.
18852 (and<mode>3): Likewise.
18853 (*sse_and<mode>3): Likewise.
18854 (*sse2_and<mode>3): Likewise.
18855 (andtf3): Likewise.
18856 (*andtf3): Likewise.
18857 (ior<mode>3): Likewise.
18858 (*sse_ior<mode>3): Likewise.
18859 (*sse2_ior<mode>3): Likewise.
18860 (iortf3): Likewise.
18861 (*iortf3): Likewise.
18862 (xor<mode>3): Likewise.
18863 (*sse_xor<mode>3): Likewise.
18864 (*sse2_xor<mode>3): Likewise.
18865 (xortf3): Likewise.
18866 (*xortf3): Likewise.
18868 2008-04-02 Richard Guenther <rguenther@suse.de>
18870 PR tree-optimization/14495
18871 PR tree-optimization/34793
18872 * tree-vrp.c (struct switch_update): New structure.
18873 (to_remove_edges, to_update_switch_stmts): New VECs.
18874 (simplify_switch_using_ranges): New function. Remove not taken
18875 case labels and edges.
18876 (simplify_stmt_using_ranges): Call it.
18877 (identify_jump_threads): Mark edges we have queued for removal
18878 so we don't thread them.
18879 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18881 * tree-cfg.c (group_case_labels): Deal with missing default label.
18882 (tree_verify_flow_info): Allow missing default label.
18883 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18884 (emit_case_nodes): Likewise.
18885 (expand_case): Do not rely on the default label to be present.
18886 * expr.c (try_casesi): Deal with NULL default_label.
18887 (do_tablejump): Likewise.
18889 2008-04-02 Richard Guenther <rguenther@suse.de>
18891 PR tree-optimization/14495
18892 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18893 SWITCH_EXPR here ...
18894 (vrp_visit_switch_stmt): ... but here (new function).
18895 (find_case_label_index): New helper function.
18896 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18898 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18900 * fwprop.c: Fix ISO-C99ism.
18902 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18905 * Makefile.in (objdir): Set it here.
18906 * configure.ac: Not here. Find dynamic linker characteristics.
18907 * exec-tool.in: Use them.
18908 * aclocal.m4: Regenerate.
18909 * configure: Regenerate.
18911 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18913 * expr.c (expand_var): Delete it.
18914 * expr.h (expand_var): Delete prototype.
18915 * function.c (expand_function_start): Use expand_decl instead.
18916 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18919 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18921 PR rtl-optimization/35542
18922 * fwprop.c (forward_propagate_and_simplify): Replace
18923 loc_reg_mentioned_in_p with reg_mentioned_p.
18925 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18927 PR rtl-optimization/35281
18928 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18929 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18930 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18931 (varying_mem_p): Move above propagate_rtx.
18932 (all_uses_available_at): Do not check MEMs.
18934 2008-04-02 Rafael EspÃndola <espindola@google.com>
18936 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18937 (register_edge_assert_for_2): Split the cond argument.
18938 (register_edge_assert_for_1): Adjust for the change in
18939 register_edge_assert_for_2.
18940 (register_edge_assert_for): Split the cond argument.
18941 (find_switch_asserts): Adjust for the change in
18942 register_edge_assert_for.
18944 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18946 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18947 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18948 offsets for 64-bit mingw.
18949 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18950 abi for x86_64-pc-mingw.
18952 2008-04-02 Richard Guenther <rguenther@suse.de>
18954 * tree-vrp.c (extract_range_from_assert): Make sure to not
18955 produce range min/max with TREE_OVERFOW set.
18956 If merging a anti-range and a range keep the anti-range if
18957 the range covers all values of the type.
18958 (register_edge_assert_for_2): Only allow sign-changing
18959 conversions in detecting canonical range checks. Also
18960 register an assert for the unsigned name if useful.
18962 PR tree-optimization/35787
18963 * tree-vrp.c (vrp_val_max): New function.
18964 (vrp_val_min): Likewise.
18965 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18966 (vrp_val_is_min): Likewise.
18967 (supports_overflow_infinity): Use vrp_val_{min,max}.
18968 (negative_overflow_infinity): Likewise.
18969 (positive_overflow_infinity): Likewise.
18970 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18971 (is_positive_overflow_infinity): Likewise.
18972 (is_overflow_infinity): Likewise.
18973 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18974 vrp_val_is_{min,max}.
18975 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18976 to ranges if possible. Avoid empty ranges.
18978 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18980 PR middle-end/35705
18981 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18982 the expression is a function address.
18984 2008-04-01 George Helffrich <george@gcc.gnu.org>
18986 PR fortran/35154, fortran/23057
18987 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18988 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18989 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18990 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18992 (dbxout_syms): Check for COMMON-based symbol and wrap in
18993 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18994 in bracket for efficiency.
18996 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18997 using DW_TAG_common_block + member offset.
18998 (add_pubname_string): New function.
18999 (dw_expand_expr): New function to find block name and offset for
19001 (common_check): New function to check whether symbol in Fortran COMMON.
19002 (gen_variable_die): If COMMON, use DW_TAG_common_block.
19004 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
19007 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
19009 2008-04-02 Ben Elliston <bje@au.ibm.com>
19011 * config/v850/v850.md (casesi): Remove if (0) code.
19012 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
19013 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
19015 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
19017 * config/i386/i386.md (rex64suffix): New mode attribute.
19018 (floathi<mode>2): Disable expander for SSE math.
19019 (*floathi<mode>2_1): New insn insn_and_split pattern.
19020 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
19021 corresponding post-reload splitters.
19022 (*floathi<mode>2_i387): New macroized insn pattern.
19023 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
19024 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
19025 insn_and_split pattern.
19026 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
19027 New macroized instruction patterns and corresponding post-reload
19029 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
19030 and corresponding post-reload splitters.
19031 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
19032 New macroized instruction patterns.
19033 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
19034 macroized instruction patterns and corresponding post-reload splitters.
19035 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
19036 corresponding post-reload splitters.
19037 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
19038 New macroized instruction patterns.
19039 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
19040 corresponding post-reload splitters.
19041 (*floatsi<mode>2_i387): New macroized instruction patterns.
19043 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19045 * config/i386/i386.md (smaxmin): New.
19046 (umaxmin): Likewise.
19047 (maxminiprefix): Likewise.
19048 (maxminfprefix): Likewise.
19049 (<code><mode>3): Likewise.
19050 (smin<mode>3): Removed.
19051 (smax<mode>3): Likewise.
19053 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19054 (mmx_<code>v4hi3): Likewise.
19055 (mmx_<code>v8qi3): Likewise.
19056 (mmx_smaxv2sf3): Removed.
19057 (mmx_sminv2sf3): Likewise.
19058 (mmx_umaxv8qi3): Likewise.
19059 (mmx_smaxv4hi3): Likewise.
19060 (mmx_uminv8qi3): Likewise.
19061 (mmx_sminv4hi3): Likewise.
19063 * config/i386/sse.md (<addsub><mode>3): New.
19064 (*<addsub><mode>3): Likewise.
19065 (<sse>_vm<addsub><mode>3): Likewise.
19066 (<maxmin><mode>3): Likewise.
19067 (*<maxmin><mode>3_finite): Likewise.
19068 (*<maxmin><mode>3): Likewise.
19069 (<sse>_vm<maxmin><mode>3): Likewise.
19070 (sse3_h<addsub>v4sf3): Likewise.
19071 (sse3_h<addsub>v2df3): Likewise.
19072 (<maxmin>v16qi3): Likewise.
19073 (*<maxmin>v16qi3): Likewise.
19074 (<maxmin>v8hi3): Likewise.
19075 (*<maxmin>v8hi3): Likewise.
19076 (*sse4_1_<maxmin><mode>3): Likewise.
19077 (*sse4_1_<maxmin><mode>3): Likewise.
19078 (add<mode>3): Removed.
19079 (*add<mode>3): Likewise.
19080 (<sse>_vmadd<mode>3): Likewise.
19081 (sub<mode>3): Likewise.
19082 (*sub<mode>3): Likewise.
19083 (<sse>_vmsub<mode>3): Likewise.
19084 (smin<mode>3): Likewise.
19085 (*smin<mode>3_finite): Likewise.
19086 (*smin<mode>3): Likewise.
19087 (<sse>_vmsmin<mode>3): Likewise.
19088 (smax<mode>3): Likewise.
19089 (*smax<mode>3_finite): Likewise.
19090 (*smax<mode>3): Likewise.
19091 (<sse>_vmsmax<mode>3): Likewise.
19092 (sse3_haddv4sf3): Likewise.
19093 (sse3_haddv2df3): Likewise.
19094 (sse3_hsubv4sf3): Likewise.
19095 (sse3_hsubv2df3): Likewise.
19096 (umaxv16qi3): Likewise.
19097 (*umaxv16qi3): Likewise.
19098 (smaxv8hi3): Likewise.
19099 (*smaxv8hi3): Likewise.
19100 (*sse4_1_smax<mode>3): Likewise.
19101 (*sse4_1_umax<mode>3): Likewise.
19102 (uminv16qi3): Likewise.
19103 (*uminv16qi3): Likewise.
19104 (sminv8hi3): Likewise.
19105 (*sminv8hi3): Likewise.
19106 (*sse4_1_smin<mode>3): Likewise.
19107 (*sse4_1_umin<mode>3): Likewise.
19109 2008-04-01 Rafael EspÃndola <espindola@google.com>
19111 * tree-cfg.c (verify_expr): remove in_phi.
19112 (verify_stmt): Don't call walk_tree with verify_expr. Use
19113 is_gimple_min_invariant instead of is_gimple_val.
19115 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19117 * doc/include/gpl_v3.texi: Update for manpage generation.
19118 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19120 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19121 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19122 gpl_v3.texi instead of gpl.texi.
19125 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19128 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19130 2008-04-01 Rafael EspÃndola <espindola@google.com>
19132 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19133 (extract_code_and_val_from_cond): Use
19134 extract_code_and_val_from_cond_with_ops.
19136 2008-04-01 Jan Hubicka <jh@suse.cz>
19138 * function.c (free_after_compilation): Free epilogue_delay_list.
19139 (prepare_function_start): Assert that previous compilation was freed.
19141 2008-04-01 Jan Hubicka <jh@suse.cz>
19142 Jim Wilson <wilson@tuliptree.org>
19143 Andreas Tobler <andreast@gcc.gnu.org>
19145 PR middle-end/35781
19146 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19147 rtl.emit instead cfun->emit.
19148 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19149 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19151 2008-04-01 Ben Elliston <bje@au.ibm.com>
19153 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19155 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19157 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19159 (fprofile-use): Add var flag_profile_use
19160 * coverage.c (coverage_begin_output): Do not open a gcno file for
19161 output only if -ftest-coverage is set.
19162 Do not add getpwd() to gcda file path.
19163 (build_gcov_info): Check the new flag
19164 flag_profile_datafile_relative_path.
19165 (coverage_init): Use profile_data_prefix.
19166 Read profile counter only if flag_profile_use is set.
19167 * opts.c (common_handle_option): New option fprofile-use=,
19168 fprofile-dir=, fprofile-generate=.
19169 * toplev.c (profile_data_prefix): New variable definition.
19170 * toplev.h (profile_data_prefix): New declaration.
19171 * doc/invoke.tex (Option Summary, Optimization Options):
19174 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19176 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19177 use tmp consistently.
19180 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19181 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19182 UNSPEC_FR_RECIP_APPROX_RES.
19183 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19185 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19188 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19190 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19192 PR middle-end/30186
19193 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19194 element of the vector via a pointer.
19196 2008-03-31 Ian Lance Taylor <iant@google.com>
19198 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19200 2008-03-31 Jan Hubicka <jh@suse.cz>
19202 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19203 get_arg_pointer_save_area.
19204 * expr.c (init_expr): Just clear out rtl.expr.
19205 * function.c (free_after_compilation): Clear out whole RTL structure.
19206 (get_func_frame_size): Merge into ...
19207 (get_frame_size): ... this one.
19208 (assign_stack_local_1): Merge into ...
19209 (assign_stack_local): ... this one.
19210 (expand_function_end): Update call of get_arg_pointer_save_area.
19211 (get_art_pointer_save_area): Remove cfun argument.
19212 * function.h (emit_status): regno_pointer_align does not need length
19213 attribute. Move x_regno_reg_rtx to ...
19214 (regno_reg_rtx): ... new global array.
19215 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19216 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19217 apply_args_value, forced_labels, stack_pointer_delta):
19219 (struct varasm_status): Move here from varasm.c
19220 (struct rtl_data): New. Move here some fields from struct function.
19221 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19222 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19223 used_temp_slots avail_temp_slots, temp_slot_level,
19224 nonlocal_goto_handler_labels): Update accesstors.
19225 (rtl): New global variable.
19226 (struct function): Move some fileds to rtl_data.
19227 (get_arg_pointer_save_area): Update prototype.
19228 * emit-rtl.c (rtl): Declare.
19229 (regno_reg_rtx): Declare.
19230 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19232 (gen_reg_rtx): Update.
19233 (init_virtual_regs): Do not tate emit_status argument.
19234 (init_emit): Do not allocate emit.
19235 * varasm.c (varasm_statuc): Move to function.h.
19236 (n_deferred_constatns): Update accestor.
19237 (init_varasm_status): Do not allocate varasm_status.
19238 (force_const_mem, get_pool_size, output_constant_pool): Update.
19239 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19240 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19242 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19244 PR rtl-optimization/35729
19245 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19248 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19251 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19252 load/store if memory is unaligned.
19253 (*movti_rex64): Likewise.
19255 * config/i386/predicates.md (misaligned_operand): New.
19257 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19260 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19263 2008-03-31 Jan Beulich <jbeulich@novell.com>
19265 * config/ia64/constraints.md: Add 'j' constraint.
19266 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19267 (movdi_internal): Likewise.
19269 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19272 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19274 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19277 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19278 proper error message for the third argument on blendpd and
19281 * config/i386/sse.md (blendbits): New.
19282 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19284 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19286 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19288 2008-03-30 Richard Guenther <rguenther@suse.de>
19290 PR middle-end/31023
19291 * fold-const.c (fold_sign_changed_comparison): Do leave
19292 conversions to base-types alone.
19294 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19296 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19297 the link register if one altivec register is be saved.
19299 2008-03-30 Ben Elliston <bje@au.ibm.com>
19301 * final.c (final_scan_insn): Remove if (0) code.
19303 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19305 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19307 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19309 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19310 of V4SFmode to ix86_binary_operator_ok.
19312 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19314 * config/i386/i386.c (override_options): Initialize
19315 ix86_veclib_handler to ix86_veclibabi_svml when
19316 -mveclibabi=svml is used.
19317 (ix86_veclibabi_svml): New function for SVML ABI style
19318 vectorization support.
19319 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19321 2008-03-28 Rafael EspÃndola <espindola@google.com>
19323 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19324 (tree_binary_nonnegative_warnv_p): Make it public.
19325 (tree_single_nonnegative_warnv_p): Make it public.
19326 (tree_invalid_nonnegative_warnv_p): Make it public.
19327 (tree_unary_nonzero_warnv_p): Make it public.
19328 (tree_binary_nonzero_warnv_p): Make it public
19329 (tree_single_nonzero_warnv_p): Make it public.
19330 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19331 (extract_range_from_binary_expr): Split the expr argument.
19332 (extract_range_from_unary_expr): Split the expr argument.
19333 (extract_range_from_comparison): Split the expr argument.
19334 (extract_range_from_expr): Use the new aux functions.
19335 (vrp_evaluate_conditional_warnv): Use
19336 vrp_evaluate_conditional_warnv_with_ops.
19337 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19338 (tree_binary_nonzero_warnv_p): Declare.
19339 (tree_single_nonzero_warnv_p): Declare.
19340 (tree_expr_nonzero_warnv_p): Declare.
19341 (tree_unary_nonnegative_warnv_p): Declare.
19342 (tree_binary_nonnegative_warnv_p): Declare.
19343 (tree_single_nonnegative_warnv_p): Declare.
19344 (tree_invalid_nonnegative_warnv_p): Declare.
19346 2008-03-28 Richard Guenther <rguenther@suse.de>
19348 PR tree-optimization/30317
19349 PR tree-optimization/30911
19350 PR tree-optimization/34793
19351 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19352 (struct assert_locus_d): New member EXPR.
19353 (register_new_assert_for): Add EXPR parameter to support
19354 ASSERT_EXPR <name, expr OP limit>.
19355 (register_edge_assert_for_1): Adjust callers.
19356 (find_assert_locations): Likewise.
19357 (process_assert_insertions_for): Build condition from expression.
19358 (extract_range_from_assert): Handle ASSERT_EXPRs
19359 of the form ASSERT_EXPR <name, expr OP limit>.
19360 (register_edge_assert_for_2): New helper registering
19361 asserts for comparisons. Recognize range tests of the form
19362 (unsigned)i - CST1 OP CST2.
19363 (register_edge_assert_for_1): Use it.
19364 (register_edge_assert_for): Likewise.
19365 (needs_overflow_infinity): Integer sub-types
19366 do not need overflow infinities.
19367 (vrp_val_is_max): The extreme values of integer sub-types
19368 are those of the base type.
19369 (vrp_val_is_min): Likewise.
19370 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19373 2008-03-28 Nick Clifton <nickc@redhat.com>
19376 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19377 Return GENERAL_REGS for stack adjustment reloads.
19379 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19382 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19383 const_vector when all the vectors are constant.
19385 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19387 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19389 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19390 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19392 (s<code>_sf): Use new scc_sf attribute for opcode names.
19394 2008-03-27 Tom Tromey <tromey@redhat.com>
19396 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19397 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19398 config/spu/t-spu-elf, config/i386/t-interix,
19399 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19400 config/i386/x-darwin, config/i386/x-mingw32,
19401 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19402 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19403 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19404 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19405 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19406 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19407 config/score/t-score-elf, config/arm/t-strongarm-pe,
19408 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19409 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19410 Revert automatic dependency patch.
19412 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19415 * config/i386/i386.c (ix86_function_arg_boundary): Align
19416 decimal floating point to its natural boundary.
19418 2008-03-27 Richard Guenther <rguenther@suse.de>
19420 PR middle-end/35716
19421 * fold-const.c (fold_comparison): Restrict distinct decl
19422 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19423 solely rely on operand_equal_p.
19425 2008-03-27 Richard Guenther <rguenther@suse.de>
19428 * c-common.c (handle_weak_attribute): Reject combination of
19431 2008-03-27 Richard Guenther <rguenther@suse.de>
19433 PR tree-optimization/32810
19434 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19435 conversions from DECL_INITIAL.
19436 (fold_const_aggregate_ref): Likewise from constructor elements.
19438 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19440 * tree-affine.h (aff_combination_expand): Declare.
19441 (get_inner_reference_aff): Likewise.
19442 * tree-affine.c (aff_combination_expand): Split out from
19443 tree_to_aff_combination_expand.
19444 (get_inner_reference_aff): New function.
19445 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19446 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19447 (struct lim_aux_data): sm_done field removed.
19448 (mem_ref_loc_p, mem_ref_locs_p): New types.
19449 (struct mem_ref): Added id, stored, accesses_in_loop,
19450 indep_loop, dep_loop, indep_ref, dep_ref fields.
19451 Removed is_stored, locs and next fields.
19452 (memory_accesses): New variable.
19453 (movement_possibility): Do not allow moving statements
19454 that store to memory.
19455 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19457 (determine_max_movement): For statements with memory references,
19458 find the outermost loop in that the reference is independent.
19459 (move_computations_stmt): Mark the virtual operands for renaming.
19460 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19461 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19462 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19463 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19464 create_vop_ref_mapping, analyze_memory_references,
19465 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19466 get_all_locs_in_loop, ref_always_accessed_p,
19467 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19468 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19469 store_motion_loop, store_motion): New functions.
19470 (struct vop_to_refs_elt): New type.
19471 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19472 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19473 (schedule_sm): Replaced by...
19474 (execute_sm): ... this.
19475 (determine_lsm_ref, hoist_memory_references,
19476 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19477 find_more_ref_vops, free_mem_ref, free_mem_refs,
19478 determine_lsm_loop, determine_lsm): Removed.
19479 (tree_ssa_lim_finalize): Free data structures used by store motion.
19480 (tree_ssa_lim): Call analyze_memory_references. Use
19481 store_motion instead of determine_lsm.
19483 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19485 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19486 rename tmake_file to m68hc11/t-m68hc11.
19487 (mcore): Set inhibit_libc to true.
19488 * config.host (alpha*-dec-*vms*): Set extra_programs.
19489 (interix3*): Don't use host_xmake_file.
19490 * configure.ac: Let config.gcc override inhibit_libc.
19491 * configure: Regenerate.
19493 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19494 * config/t-openbsd-thread: Remove commented out lines.
19496 * config/x-interix: Remove.
19498 * config/m68hc11/t-m68hc11-gas: Rename to...
19499 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19501 * config/mcore/t-mcore: Remove T_CFLAGS.
19502 * config/mcore/t-mcore-pe: Likewise.
19504 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19506 * configure.ac: Replace custom __GNU_SOURCE test with
19507 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19508 * aclocal.m4: Regenerate.
19509 * configure: Regenerate.
19510 * config.in: Regenerate.
19512 2008-03-27 Richard Guenther <rguenther@suse.de>
19514 * fold-const.c (target.h): Include.
19515 (fold_comparison): Fold comparison of addresses of decls
19516 that bind locally or of constants. Consolidate address folding code.
19517 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19518 results from fold_binary_to_constant.
19519 (compare_values_warnv): Likewise.
19521 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19523 PR middle-end/35429
19524 * fold-const.c (fold_truthop): Check for integeral types when folding
19525 a == 0 && b == 0 and a != 0 || b != 0 .
19527 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19529 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19531 2008-03-26 Andreas Schwab <schwab@suse.de>
19533 * doc/invoke.texi: Fix use of @item vs. @itemx.
19535 2008-03-26 Tom Tromey <tromey@redhat.com>
19537 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19538 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19539 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19540 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19541 build/genconstants.o, build/genemit.o, build/genextract.o,
19542 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19543 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19546 2008-03-26 Richard Guenther <rguenther@suse.de>
19549 2008-03-26 Richard Guenther <rguenther@suse.de>
19551 * fold-const.c (target.h): Include.
19552 (fold_comparison): Fold comparison of addresses of two decls
19553 that bind locally. Consolidate address folding code.
19555 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19557 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19558 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19559 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19560 dconstsqrt2, dconstthird, dconste and/or dconst10.
19561 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19562 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19563 dconstsqrt2, dconste): Delete.
19564 (init_emit_once): Likewise. Simplify initializing dconstm1.
19566 * real.c (get_real_const): New.
19567 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19568 dconstsqrt2, dconste): Delete.
19569 (real_value_const, get_real_const): New.
19571 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19573 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19575 * config/i386/i386.c (ix86_function_arg_boundary): Check
19576 BIGGEST_ALIGNMENT instead of 128.
19577 (setup_incoming_varargs_64): Likewise.
19579 2008-03-26 Tom Tromey <tromey@redhat.com>
19581 * Makefile.in (DEPFILES): Add missing '/'.
19583 2008-03-26 Richard Guenther <rguenther@suse.de>
19585 * fold-const.c (target.h): Include.
19586 (fold_comparison): Fold comparison of addresses of two decls
19587 that bind locally. Consolidate address folding code.
19589 2008-03-26 Nick Clifton <nickc@redhat.com>
19592 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19593 not allow INT+INT as a legitimate addressing mode.
19595 2008-03-26 Richard Guenther <rguenther@suse.de>
19597 * tree-flow.h (widen_bitfield): Remove declaration.
19598 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19599 (widen_bitfield): Remove function.
19600 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19603 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19606 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19609 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19611 PR rtl-optimization/35232
19612 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19613 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19614 reg_reloaded_call_part_clobbered here.
19615 (reload_regs_reach_end_p): New function.
19616 (reload_reg_rtx_for_input): New variable.
19617 (reload_reg_rtx_for_output): Likewise.
19618 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19619 when reassigning a pseudo register. Load reloadreg from
19620 reload_reg_rtx_for_input, moving the mode and register
19622 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19623 instead of the original when deciding whether an input reload
19624 would be a no-op or whether an output reload can be deleted.
19625 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19626 when setting up new_spill_reg_store. Load it from
19627 reload_reg_rtx_for_output, moving the mode and register
19629 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19630 instead of the original when deciding whether an output reload
19631 would be a no-op. Do the same when modifying insn notes.
19632 Use rtx_equal_p instead of == to compare the registers.
19633 (inherit_piecemeal_p): Take a mode and two register numbers
19635 (emit_reload_insns): Clear new_spill_reg_store for every hard
19636 register in the reload register. Remove spill registers
19637 from reg_reloaded_valid before considering whether to record
19638 inheritance information for them. Use reload_reg_rtx_for_output
19639 instead of reg_rtx when recording output reloads. Use
19640 reload_reg_rtx_for_input instead of reg_rtx when recording
19641 input reloads. Set or clear reg_reloaded_call_part_clobbered
19642 at the same time as setting reg_reloaded_valid.
19643 (delete_output_reload): Add a new_reload_reg parameter and use it
19644 instead of rld[j].reg_rtx.
19645 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19648 2008-03-25 Tom Tromey <tromey@redhat.com>
19650 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19651 (build/genattr.o): Likewise.
19652 (build/genattrtab.o): Likewise.
19653 (build/gencodes.o): Likewise.
19654 (build/genconfig.o): Likewise.
19655 (build/genconstants.o): Likewise.
19656 (build/genemit.o): Likewise.
19657 (build/genextract.o): Likewise.
19658 (build/genflags.o): Likewise.
19660 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19662 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19663 instead of size_int for integer types.
19664 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19665 to match type of MINUS_EXPR.
19667 2008-03-25 Tom Tromey <tromey@redhat.com>
19669 * configure: Rebuilt.
19670 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19673 2008-03-25 Tom Tromey <tromey@redhat.com>
19675 * config/x-solaris (host-solaris.o): Update.
19676 * config/x-linux (host-linux.o): Update.
19677 * config/x-hpux (host-hpux.o): Update.
19678 * config/x-darwin (host-darwin.o): Update.
19679 * config/v850/t-v850e (v850-c.o): Update.
19680 * config/v850/t-v850 (v850-c.o): Update.
19681 * config/t-vxworks (vxworks.o): Update.
19682 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19683 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19684 * config/spu/t-spu-elf (spu-c.o): Update.
19686 * config/sh/t-symbian (sh-c.o): Update.
19687 (symbian.o): Update.
19688 * config/sh/t-sh (sh-c.o): Update.
19689 * config/score/t-score-elf (score7.o, score3.o): Update.
19690 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19691 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19692 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19693 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19694 (rs6000.o): Remove.
19695 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19696 * config/m32c/t-m32c (m32c-pragma.o): Update.
19697 * config/ia64/t-ia64 (ia64-c.o): Update.
19698 * config/i386/x-mingw32 (host-mingw32.o): Update.
19699 * config/i386/x-i386 (driver-i386.o): Update.
19700 * config/i386/x-darwin (host-i386-darwin.o): Update.
19701 * config/i386/x-cygwin (host-cygwin.o): Update.
19702 * config/i386/t-nwld (nwld.o): Update.
19703 * config/i386/t-netware (netware.o): Update.
19704 * config/i386/t-interix (winnt.o): Update.
19705 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19706 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19707 msformat-c.o): Update.
19708 * config/bfin/t-bfin-linux (generated_files): Add
19709 linux-sysroot-suffix.h.
19710 * config/arm/t-wince-pe (pe.o): Update.
19711 * config/arm/t-strongarm-pe (pe.o): Update.
19712 * config/arm/t-pe (pe.o): Update.
19713 * config/arm/t-arm (arm-c.o): Update.
19714 * doc/install.texi (Prerequisites): Require make 3.80.
19715 * Makefile.in: Remove .o targets.
19716 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19717 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19718 (simple_generated_h, simple_generated_c): Move earlier.
19719 (generated_files): New variable.
19720 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19721 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19722 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19723 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19724 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19725 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19726 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19727 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19728 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19729 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19730 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19731 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19733 (COMPILE.base, COMPILE): New variables.
19734 (%.o): New pattern rule.
19735 (ALL_HOST_OBJS): New variable.
19736 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19737 (dummy-checksum.o, cc1-checksum.o): Remove.
19738 (DRIVER_SHLIB): New variable.
19739 (DRIVER_DEFINES): Use it.
19740 (gencondmd.c): Move out of build/.
19741 (s-conditions): Update.
19742 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19743 (ALL_BUILD_OBJS): Likewise.
19744 (build/%.o): Use BUILDCOMPILE.
19745 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19746 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19747 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19748 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19749 build/genconfig.o, build/genconstants.o, build/genemit.o,
19750 build/genextract.o, build/genflags.o, build/genmddeps.o,
19751 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19752 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19753 build/gen-protos.o, build/scan.o, build/fix-header.o,
19754 build/scan-decls.o): Simplify.
19755 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19756 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19757 prefix.o, toplev.o): Reduce to variable setting.
19758 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19759 ($(out_object_file), gcc-options.o): New targets.
19760 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19761 * configure: Rebuilt.
19762 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19763 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19765 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19767 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19768 complain when we hit an error, return ERROR_MARK_NODE.
19770 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19772 * config/sh/constraints.md (Pso, Psz): New constraints.
19773 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19774 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19776 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19778 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19779 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19781 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19783 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19784 (prefetch_sh2a): New.
19786 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19787 Naveen.H.S <naveen.hs@kpitcummins.com>
19789 * config/sh/constraints.md (I28): New constraint.
19790 * config/sh/sh.c (broken_move): Add support for movi20s.
19791 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19793 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19794 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19795 Naveen.H.S <naveen.hs@kpitcummins.com>
19797 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19798 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19799 (print_operand): Handle resbank in %@ operand code.
19800 (sh_encode_section_info): New.
19801 (push_regs): Add conditions for resbank.
19802 (sh_expand_epilogue): Likewise.
19803 (sh_insert_attributes): Likewise.
19804 (sh_attribute_table): Likewise.
19805 (sh_handle_resbank_handler_attribute): New.
19806 (sh2a_handle_function_vector_handler_attribute): New.
19807 (sh2a_is_function_vector_call): New.
19808 (sh2a_get_function_vector_number): New.
19809 (sh2a_function_vector_p): New.
19810 (sh_cfun_resbank_handler_p): New.
19811 * config/sh/sh.md (calli): Emit jsr/n if possible.
19812 (calli_tbr_rel): New.
19813 (calli_pcrel): Emit jsr/n if possible.
19814 (return_i): Emit rts/n if possible.
19815 (call_valuei_tbr_rel): New.
19816 (call_valuei_pcrel): Add condition for SH2A target.
19817 (call_value): Likewise.
19818 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19819 (sh2a_get_function_vector_number): Likewise.
19820 (sh2a_is_function_vector_call): Likewise.
19821 * doc/extend.texi: Document TBR relative addressing of SH2A.
19822 (resbank): Add description for SH2A.
19824 2008-03-24 Richard Guenther <rguenther@suse.de>
19827 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19828 pointer assignments change conversions according to middle-end rules.
19829 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19830 * configure.ac: Include type checking in yes.
19831 * configure: Regenerate.
19833 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19835 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19836 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19838 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19840 * gthr-vxworks.h (UNUSED): Define.
19842 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19844 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19846 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19848 * doc/extend.texi (Function Attributes): Add missing comma in the
19849 example of the "alloc_size" attribute.
19851 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19854 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19856 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19859 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19862 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19863 of the underlying type of a MS bitfield layout to the natural
19864 alignment of the type.
19866 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19868 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19869 to their natural alignment to avoid store forwarding stalls.
19871 2008-03-22 Richard Guenther <rguenther@suse.de>
19873 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19874 For PHI nodes verify the address is invariant.
19875 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19876 (get_symbol_constant_value): Use is_gimple_min_invariant.
19877 (maybe_fold_stmt_indirect): Likewise.
19879 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19881 PR rtl-optimization/33927
19882 * Makefile.in (dse.o): Depend on $(TM_P_H).
19883 * expr.h (extract_low_bits): Declare.
19884 * expmed.c (extract_low_bits): New function.
19885 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19886 * dse.c: Include tm_p.h.
19887 (find_shift_sequence): Remove the read_reg argument and return the
19888 read value. Emit the instructions instead of returning them.
19889 Iterate on new_mode rather than calculating it each time.
19890 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19891 source to NEW_MODE and extract_low_bits to convert the shifted
19892 value to READ_MODE.
19893 (replace_read): Allow the load and store to have different mode
19894 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19895 or extraction instructions before trying the replacement. Update
19896 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19898 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19900 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19901 to their natural alignment to avoid store forwarding stalls.
19903 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19906 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19907 encouraging but not allowing gprs for input;
19908 change the input constraint to !f#r.
19909 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19911 change the output constraint to !f#r.
19913 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19916 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19917 corresponding post-reload splitters.
19918 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19919 when x87 FP math is selected.
19920 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19921 New function prototype.
19922 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19923 unreachable function to ease macroization of insn patterns.
19925 2008-03-21 Martin Jambor <mjambor@suse.cz>
19927 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19928 reference dumps if ddr is NULL or dependence is unknown.
19930 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19932 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19933 unsigned extension into account.
19934 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19935 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19936 Do computations on a scratch register.
19938 2008-03-21 Richard Guenther <rguenther@suse.de>
19940 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19941 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19942 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19943 * tree-ssa-dom.c (record_equality): Likewise.
19944 * tree-inline.c (copy_body_r): Likewise.
19945 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19948 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19950 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19951 as 'delete_unused' argument.
19953 2008-03-20 Richard Guenther <rguenther@suse.de>
19955 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19956 special casing of constant qualifiers.
19957 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19958 care about them in general.
19959 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19960 regardless of their type.
19961 (fold_stmt_r): Forcefully fold *& if we end up with that.
19963 2008-03-20 Paul Brook <paul@codesourcery.com>
19965 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19966 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19968 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19970 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19971 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19973 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19975 * common.opt (Wmudflap): New option.
19976 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19977 (mx_register_decls): Likewise.
19978 (mudflap_finish_file): Likewise.
19979 * doc/invoke.texi: Document -Wno-mudflap.
19981 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19983 * c-format.c (replace_format_name_to_system_name): New.
19984 (cmp_attribs): New.
19985 (convert_format_name_to_system_name): New.
19986 (decode_format_attr): Add use of convert_format_name_to_system_name.
19987 (format_types_orig): Add gnu_ prefix to names.
19988 (check_format_info_main): Special treating of \0 escaped names for
19989 supporting multi-character format specifiers as I32, I64.
19990 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19991 (gnu_target_overrides_format_attributes): New.
19992 * c-format.h: Add structure target_ovr_attr to hold
19993 system specific formatter names.
19994 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19995 msformat-c.o file to c_target_objs and cxx_target_objs.
19996 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19997 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19998 (TARGET_N_FORMAT_TYPES): New.
19999 * config/i386/msformat-c.c: New.
20000 * config/i386/t-cygming: Add build rule for msformat-c.o.
20001 * doc/extend.texi: Add new format names gnu_* and ms_* and
20003 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20005 2008-03-20 Ira Rosen <irar@il.ibm.com>
20007 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
20008 optimizations turned on under -O3.
20009 (ftree-vectorize): Add that the flag is turned on with -O3.
20011 2008-03-20 Ben Elliston <bje@au.ibm.com>
20013 * regmove.c (try_auto_increment): Fix spelling error in comment.
20014 * final.c (final_scan_insn): Likewise.
20016 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
20019 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
20020 allocator preferences for "y" and "r" class registers.
20021 ("*mov<mode>_internal"): Ditto.
20022 ("*movv2sf_internal_rex64"): Ditto.
20023 ("*movv2sf_internal"): Ditto.
20025 2008-03-19 Michael Matz <matz@suse.de>
20027 PR middle-end/35616
20028 * calls.c (expand_call): Check overlap of arguments with call
20029 address for sibcalls.
20031 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20034 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20035 of the underlying type of a MS bitfield layout to the natural
20036 alignment of the type.
20038 2008-03-19 Jan Hubicka <jh@suse.cz>
20041 * toplev.c (decode_d_option): Handle all CPP flags.
20042 * tree-vrp.c: Update tree_pass descriptors.
20043 * regrename.c: Update tree_pass descriptors.
20044 * fwprop.c: Update tree_pass descriptors.
20045 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20046 * tree-into-ssa.c: Update tree_pass descriptors.
20047 * tree-dump.c: Update tree_pass descriptors.
20048 * tree-complex.c: Update tree_pass descriptors.
20049 * tree-dump.h: Update tree_pass descriptors.
20050 * see.c: Update tree_pass descriptors.
20051 * cgraphbuild.c: Update tree_pass descriptors.
20052 * tracer.c: Update tree_pass descriptors.
20053 * tree-loop-distribution.c: Update tree_pass descriptors.
20054 * cgraph.c: Update tree_pass descriptors.
20055 * postreload-gcse.c: Update tree_pass descriptors.
20056 * postreload.c: Update tree_pass descriptors.
20057 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20058 * tree-tailcall.c: Update tree_pass descriptors.
20059 * tree-pass.h (tree_opt_pass): Rename to ...
20060 (opt_pass) ... this one; add "type" field and remove letter field.
20061 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20062 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20063 all_lowering_passes): Update declaration.
20064 * ipa-cp.c: Update tree_pass descriptors.
20065 * final.c: Update tree_pass descriptors.
20066 * omp-low.c: Update tree_pass descriptors.
20067 * tree-ssa-dse.c: Update tree_pass descriptors.
20068 * ipa-reference.c: Update tree_pass descriptors.
20069 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20070 * auto-inc-dec.c: Update tree_pass descriptors.
20071 * reorg.c: Update tree_pass descriptors.
20072 * cgraphunit.c: Update tree_pass descriptors.
20073 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20074 * tree-ssa-ccp.c: Update tree_pass descriptors.
20075 * df-core.c: Update tree_pass descriptors.
20076 * mode-switching.c: Update tree_pass descriptors.
20077 * tree-nomudflap.c: Update tree_pass descriptors.
20078 * modulo-sched.c: Update tree_pass descriptors.
20079 * ipa-pure-const.c: Update tree_pass descriptors.
20080 * cse.c: Update tree_pass descriptors.
20081 * web.c: Update tree_pass descriptors.
20082 * tree-stdarg.c: Update tree_pass descriptors.
20083 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20084 * tree-ssa-dom.c: Update tree_pass descriptors.
20085 * tree-nrv.c: Update tree_pass descriptors.
20086 * tree-ssa-alias.c: Update tree_pass descriptors.
20087 * loop-init.c: Update tree_pass descriptors.
20088 * gimple-low.c: Update tree_pass descriptors.
20089 * ipa-inline.c: Update tree_pass descriptors.
20090 * tree-ssa-sink.c: Update tree_pass descriptors.
20091 * global.c: Update tree_pass descriptors.
20092 * ifcvt.c: Update tree_pass descriptors.
20093 * jump.c: Update tree_pass descriptors.
20094 * predict.c: Update tree_pass descriptors.
20095 * tree-ssa-loop.c: Update tree_pass descriptors.
20096 * recog.c: Update tree_pass descriptors.
20097 * dse.c: Update tree_pass descriptors.
20098 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20099 * tree-eh.c: Update tree_pass descriptors.
20100 * regmove.c: Update tree_pass descriptors.
20102 * function.c: Update tree_pass descriptors.
20103 * tree-vectorizer.c: Update tree_pass descriptors.
20104 * gcse.c: Update tree_pass descriptors.
20105 * ipa-type-escape.c: Update tree_pass descriptors.
20106 * tree-if-conv.c: Update tree_pass descriptors.
20107 * init-regs.c: Update tree_pass descriptors.
20108 * ipa.c: Update tree_pass descriptors.
20109 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20110 * rtl-factoring.c: Update tree_pass descriptors.
20111 * lower-subreg.c: Update tree_pass descriptors.
20112 * bt-load.c: Update tree_pass descriptors.
20113 * tree-dfa.c: Update tree_pass descriptors.
20114 * except.c: Update tree_pass descriptors.
20115 * emit-rtl.c: Update tree_pass descriptors.
20116 * cfgexpand.c: Update tree_pass descriptors.
20117 * tree-cfgcleanup.c: Update tree_pass descriptors.
20118 * cfgcleanup.c: Update tree_pass descriptors.
20119 * tree-ssa-pre.c: Update tree_pass descriptors.
20120 * tree-sra.c: Update tree_pass descriptors.
20121 * tree-mudflap.c: Update tree_pass descriptors.
20122 * tree-ssa-copy.c: Update tree_pass descriptors.
20123 * cfglayout.c: Update tree_pass descriptors.
20124 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20125 * tree-ssa-dce.c: Update tree_pass descriptors.
20126 * tree-ssa.c: Update tree_pass descriptors.
20127 * regclass.c: Update tree_pass descriptors.
20128 * integrate.c: Update tree_pass descriptors.
20129 * tree-optimize.c: Update tree_pass descriptors.
20130 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20131 * tree-object-size.c: Update tree_pass descriptors.
20132 * combine.c: Update tree_pass descriptors.
20133 * tree-outof-ssa.c: Update tree_pass descriptors.
20134 * bb-reorder.c: Update tree_pass descriptors.
20135 * stack-ptr-mod.c: Update tree_pass descriptors.
20136 * var-tracking.c: Update tree_pass descriptors.
20137 * tree-profile.c: Update tree_pass descriptors.
20138 * tree-vect-generic.c: Update tree_pass descriptors.
20139 * reg-stack.c: Update tree_pass descriptors.
20140 * sched-rgn.c: Update tree_pass descriptors.
20141 * tree-ssa-structalias.c: Update tree_pass descriptors.
20142 * tree-cfg.c: Update tree_pass descriptors.
20143 * passes.c (current_pass): Update declaration.
20144 (finish_optimization_passes): Update.
20145 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20146 (register_one_dump_file, register_dump_files_1, next_pass_1):
20148 (init_optimization_passes): Update handling of new types.
20149 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20150 * ipa-struct-reorg.c: Update tree_pass descriptors.
20151 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20152 * combine-stack-adj.c: Update tree_pass descriptors.
20153 * cfgrtl.c: Update tree_pass descriptors.
20154 * dce.c: Update tree_pass descriptors.
20155 * tree-ssanames.c: Update tree_pass descriptors.
20157 2008-03-19 Richard Guenther <rguenther@suse.de>
20159 PR middle-end/35609
20160 * tree-ssa.c (walk_data): New structure.
20161 (warn_uninitialized_var): If not always_executed warn with "maybe"
20163 (execute_early_warn_uninitialized): Compute post-dominators.
20164 Initialize always_executed before processing each basic block.
20166 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20169 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20170 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20172 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20174 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20176 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20178 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20180 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20181 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20182 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20183 target after ignore has been set, and move there also the commputation
20184 of subtarget and original_target.
20185 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20186 (LANG_HOOKS_INITIALIZER): Remove it.
20187 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20189 2008-03-18 Richard Guenther <rguenther@suse.de>
20191 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20192 found an expression with constants, note that in the VN for the lhs.
20193 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20194 fold them to constants if possible. Run cleanup_cfg if done so.
20195 (execute_pre): Return todo.
20196 (do_pre): Likewise.
20197 (execute_fre): Likewise.
20198 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20200 (get_prop_source_stmt): Look through pointer conversions.
20202 2008-03-18 Jan Hubicka <jh@suse.cz>
20204 * tree-pretty-print.c: Include predict.h.
20205 (dump_generic_node): Dump predictor.
20206 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20207 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20208 * gimple-low.c (lower_stmt): Likewise.
20209 * expr.c (expand_expr_real): Likewise.
20210 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20212 (build_predict_expr, build_predict_expr): New.
20213 * predict.h (predictor_name, build_predict_expr): Update.
20214 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20215 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20216 * predict.def (PRED_CONTINUE): Update hitrate.
20217 * tree.def (PREDICT_EXPR): Define.
20218 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20219 do not handle BIND_EXPR.
20220 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20221 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20222 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20225 2008-03-18 Michael Matz <matz@suse.de>
20227 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20229 2008-03-18 Richard Guenther <rguenther@suse.de>
20231 * tree-gimple.h (is_gimple_invariant_address): Declare.
20232 (is_gimple_constant): Likewise.
20233 * tree-gimple.c (is_gimple_constant): New function.
20234 (is_gimple_invariant_address): Likewise.
20235 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20236 and is_gimple_invariant_address.
20237 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20239 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20240 an addressable base.
20242 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20244 PR middle-end/35611
20245 * gimplify.c (gimplify_expr): Gimplify second operand of
20248 2008-03-17 Richard Guenther <rguenther@suse.de>
20250 PR tree-optimization/19637
20251 * fold-const.c (fold_unary): Remove restrictions of removing
20252 intermediate pointer-conversions (P2)(P1)P0.
20253 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20254 conversion to void pointer.
20255 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20257 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20260 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20261 emulated thread local variables.
20263 2008-03-16 Richard Guenther <rguenther@suse.de>
20265 PR middle-end/35607
20266 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20267 expand TREE_INVARIANT operations that are not gimple invariant.
20269 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20271 * doc/extend.texi (Alignment): Say that the ABI controls
20272 the __alignof__ for non-strict-alignment targets rather
20273 than being a recommendation.
20275 2008-03-15 Paul Brook <paul@codesourcery.com>
20277 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20279 (arm_output_fn_unwind): Mark functions that can not be unwound.
20281 2008-03-15 Paul Brook <paul@codesourcery.com>
20283 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20284 extension instructions.
20286 2008-03-15 Richard Guenther <rguenther@suse.de>
20288 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20289 and fold constant aggregate refs.
20290 (fold_const_aggregate_ref): Handle string constants
20291 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20292 (evaluate_stmt): Simplify now that ccp_fold folds constant
20295 2008-03-15 Paul Brook <paul@codesourcery.com>
20297 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20298 (extzv): Use gen_extzv_t2.
20299 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20301 2008-03-15 Richard Guenther <rguenther@suse.de>
20303 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20304 (fold_const_aggregate_ref): Likewise.
20305 (get_value): Return NULL if we don't have any values.
20306 (ccp_finalize): Set const_val to NULL after freeing it.
20307 * tree-flow.h (get_symbol_constant_value): Declare.
20308 (fold_const_aggregate_ref): Likewise.
20309 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20311 2008-03-15 Richard Guenther <rguenther@suse.de>
20313 PR middle-end/35593
20314 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20315 to not produce negative array indices if not allowed. Add
20316 parameter to indicate that.
20317 (maybe_fold_offset_to_component_ref): Allow negative array
20318 indices only for the first member of a structure.
20319 (maybe_fold_offset_to_reference): Allow negative array indices.
20320 (maybe_fold_stmt_addition): Likewise.
20322 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20323 Anatoly Sokolov <aesok@post.ru>
20325 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20326 (avr_arch): Add ARCH_AVR6.
20327 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20328 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20329 instead of fixed value 2.
20330 (print_operand_address): Use gs() asm specifier instead of pm().
20331 (avr_assemble_integer): (Ditto.).
20332 (avr_output_addr_vec_elt): (Ditto.).
20333 (print_operand): Handle "!" code.
20334 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20335 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20336 (AVR_HAVE_EIJMP_EICALL): Define.
20337 (AVR_3_BYTE_PC): Redefine.
20338 (AVR_2_BYTE_PC): (Ditto.).
20339 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20340 (LINK_SPEC): Add atmega2560 and atmega2561.
20341 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20343 * config/avr/avr.md (call_insn): Use eicall instead of icall
20344 for 3 byte PC devices.
20345 (call_value_insn): (Ditto.).
20346 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20347 (indirect_jump): Use only for for 2 byte PC devices.
20348 (*tablejump): (Ditto.).
20349 (*indirect_jump_avr6): Add insn.
20350 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20351 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20352 instead of ijmp for 3 byte PC devices.
20353 (__tablejump2__): (Ditto.).
20354 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20355 (MULITLIB_DIRNAMES): (Ditto.).
20356 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20358 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20360 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20361 "sse2_umulsidi3". Use V1DI mode for operand 0.
20362 ("mmx_psadbw"): Use V1DI mode for operand 0.
20363 * config/i386/i386-modes.def (V1SI): New vector mode.
20364 * config/i386/i386.c (struct builtin_description)
20365 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20366 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20367 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20368 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20369 v1di_ftype_v8qi_v8qi type.
20370 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20372 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20373 __builtin_ia32_pmuludq]: Fix the mode of return value.
20375 2008-03-15 Richard Guenther <rguenther@suse.de>
20377 PR middle-end/35595
20378 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20381 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20383 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20384 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20385 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20386 unless TARGET_SERIALIZE_VOLATILE is enabled.
20387 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20388 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20389 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20391 2008-03-14 Richard Guenther <rguenther@suse.de>
20393 PR tree-optimization/34172
20394 * tree-flow.h (refs_may_alias_p): Declare.
20395 (get_single_def_stmt): Likewise.
20396 (get_single_def_stmt_from_phi): Likewise.
20397 (get_single_def_stmt_with_phi): Likewise.
20398 * tree-dfa.c (refs_may_alias_p): New function.
20399 (get_single_def_stmt): Likewise.
20400 (get_single_def_stmt_from_phi): Likewise.
20401 (get_single_def_stmt_with_phi): Likewise.
20402 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20403 (vn_reference_lookup_1): New helper function.
20404 (vn_reference_lookup): Walk the virtual use-def chain to
20405 continue searching for a match if the def does not alias the
20406 reference we are looking for.
20408 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20410 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20411 archive and Perzl. Update The Written Word listing.
20413 2008-03-14 Richard Guenther <rguenther@suse.de>
20415 PR tree-optimization/34043
20416 PR tree-optimization/33989
20417 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20419 (bitmap_find_leader): Use extra argument to verify dominance
20420 relationship inside a basic-block.
20421 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20422 (find_leader_in_sets): Adjust.
20423 (create_component_ref_by_pieces): Take extra argument for
20424 dominance check, handle lookup failures.
20425 (find_or_generate_expression): Likewise.
20426 (create_expression_by_pieces): Likewise.
20427 (insert_into_preds_of_block): Adjust.
20428 (create_value_expr_from): If asked for, verify all operands
20429 are in the blocks AVAIL_OUT set.
20430 (make_values_for_stmt): Check for SSA_NAMEs that are life
20431 over an abnormal edge.
20432 (compute_avail): Remove such check.
20433 (do_SCCVN_insertion): New function.
20434 (eliminate): If we do not find a leader suitable for replacement
20435 insert a replacement expression from SCCVN if available.
20436 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20437 (struct vn_ssa_aux): Add needs_insertion flag.
20438 * tree-ssa-sccvn.c (may_insert): New global flag.
20439 (copy_reference_ops_from_ref): Value-number union member access
20440 based on its size, not type and member if insertion is allowed.
20441 (visit_reference_op_load): For a weak match from union type
20442 punning lookup a view-converted value and insert a SSA_NAME
20443 for that value if that is not found.
20444 (visit_use): Make dumps shorter. Do not disallow value numbering
20445 SSA_NAMEs that are life over an abnormal edge to constants.
20446 (free_scc_vn): Release inserted SSA_NAMEs.
20447 (run_scc_vn): New flag to specify whether insertion is allowed.
20448 Process SSA_NAMEs in forward order.
20449 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20450 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20451 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20452 pointer type to/from integral types that do not change the
20453 precision to regular conversions.
20455 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20457 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20458 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20459 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20460 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20461 input arguments and the mode of return value. Built-in functions
20462 that operate on whole 64-bit MMX register now use V1DI mode.
20464 2008-03-13 Alon Dayan <alond@il.ibm.com>
20465 Olga Golovanevsky <olga@il.ibm.com>
20467 PR tree-optimization/35041
20468 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20469 to locate the right position in a statement.
20471 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20475 * config/i386/xmmintrin.h: Change all static inline functions to
20476 extern inline and add __gnu_inline__ attribute.
20477 * config/i386/bmintrin.h: Ditto.
20478 * config/i386/smmintrin.h: Ditto.
20479 * config/i386/tmmintrin.h: Ditto.
20480 * config/i386/mmintrin-common.h: Ditto.
20481 * config/i386/ammintrin.h: Ditto.
20482 * config/i386/emmintrin.h: Ditto.
20483 * config/i386/pmmintrin.h: Ditto.
20484 * config/i386/mmintrin.h: Ditto.
20485 * config/i386/mm3dnow.h: Ditto.
20487 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20489 PR middle-end/35185
20490 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20491 (lower_omp_2): New function.
20492 (lower_omp_1, lower_omp): Rewritten.
20494 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20497 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20498 with the phrase "Microsoft Windows compilers".
20499 (Push/Pop Macro Pragmas): New subsection. Document
20500 #pragma push_macro and pragma pop_macro.
20502 2008-03-12 Paul Brook <paul@codesourcery.com>
20504 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20506 2008-03-12 Paul Brook <paul@codesourcery.com>
20508 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20509 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20510 (thumb2_addsi_shortim): Rename ...
20511 (thumb2_addsi_short): ... to this. Allow register operands.
20512 (thumb2_subsi_short): New pattern.
20513 (thumb2_one_cmplsi2_short,
20514 thumb2_negsi2_short): New patterns and peepholes.
20516 2008-03-12 Paul Brook <paul@codesourcery.com>
20518 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20520 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20522 * config/i386/i386.md (int_cond): New code iterator.
20524 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20525 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20526 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20527 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20528 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20529 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20530 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20531 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20533 2008-03-12 Paul Brook <paul@codesourcery.com>
20535 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20536 instead of {arm,thumb}_compute_save_reg_mask.
20537 (output_return_instruction): Ditto.
20538 (thumb_unexpanded_epilogue): Ditto.
20539 (thumb1_expand_prologue): Ditto.
20540 (thumb1_output_function_prologue): Ditto.
20541 (arm_set_return_address): Ditto.
20542 (thumb_set_return_address): Ditto.
20543 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20544 regs to achieve stack alignment.
20545 (thumb1_compute_save_reg_mask): Fix compiler warning.
20546 (arm_output_epilogue): Use offsets->saved_regs_mask.
20547 Adjust stack pointer by poping call clobered registers.
20548 (arm_expand_prologue): Use offsets->saved_regs_mask.
20549 Adjust stack pointer by pushing extra registers.
20550 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20552 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20555 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20556 conversion to the operands of a multiplication.
20558 2008-03-12 Richard Guenther <rguenther@suse.de>
20560 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20561 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20562 * timevar.def (TV_TREE_PHIPROP): Add.
20563 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20564 pass description. Use TV_TREE_PHIPROP.
20565 * tree-ssa-forwprop.c: Remove phiprop code.
20567 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20569 PR middle-end/35549
20570 * omp-low.c (maybe_lookup_decl): Constify first argument.
20571 (use_pointer_for_field): Change last argument from bool to
20572 omp_context *. Disallow shared copy-in/out in nested
20573 parallel if decl is shared in outer parallel too.
20574 (build_outer_var_ref, scan_sharing_clauses,
20575 lower_rec_input_clauses, lower_copyprivate_clauses,
20576 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20578 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20579 Ira Rosen <irar@il.ibm.com>
20581 * tree-vectorizer.c (free_stmt_vec_info): New function.
20582 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20583 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20584 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20585 * tree-vect-transform.c (vectorizable_conversion): Free
20586 vec_oprnds0 if it was allocated.
20587 (vect_permute_store_chain): Remove unused VECs.
20588 (vectorizable_store): Free VECs that are allocated in the..
20590 (vect_transform_strided_load, vectorizable_load): Likewise.
20591 (vect_remove_stores): Simplify the code.
20592 (vect_transform_loop): Move code to vect_remove_stores().
20593 Call vect_remove_stores() and free_stmt_vec_info().
20595 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20597 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20598 TARGET_HPUX. Revise comment.
20599 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20600 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20601 Use sr4 variant of `be' instruction when not generating PIC code.
20602 (attr_length_call): Adjust for above change.
20604 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20606 * ipa-reference.c (static_execute): Remove module_statics_const and
20607 associated setting code.
20609 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20612 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20613 predicate for operand 1.
20614 (paritysi2_cmp): Use register_operand predicate for operand 2.
20615 Use earlyclobber modifier for operand 1. Remove support for
20617 (paritydi2_cmp): Use register_operand predicate for operand 3.
20618 Use earlyclobber modifier for operand 1. Remove support for
20621 2008-03-11 Paul Brook <paul@codesourcery.com>
20622 Vladimir Prus <vladimir@codesourcery.com>
20624 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20625 (arm_compute_save_reg0_reg12_mask): Always
20626 check if register 11 must be saved. Always safe hard frame pointer
20627 when frame_pointer_needeed.
20628 (arm_compute_save_reg_mask): Save IP and PC
20629 only with apcs frames.
20630 (arm_output_epilogue): Adjust Thumb2 codepath to
20631 be also invoked and work for ARM non-apcs frames.
20632 (arm_expand_prologue): Don't bother saving IP
20633 for non-apcs frame, since it's not clobbered by
20634 prologue code. Implement non-apcs frame
20637 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20639 PR rtl-optimization/35281
20640 * expr.c (convert_move): Use a new pseudo for the intermediate
20641 from_mode->word_mode result.
20643 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20645 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20646 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20647 * toplev.c (compile_file): Don't call it.
20649 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20651 PR middle-end/35526
20652 * expr.c (store_expr): Call emit_block_move if the mode
20653 of "temp" RTX is BLKmode.
20655 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20656 Richard Guenther <rguenther@suse.de>
20658 PR tree-optimization/31358
20659 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20660 the step with a NULL_TREE.
20661 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20662 to sizetype if type is a pointer type.
20663 (add_candidate_1): Don't convert the base and step to
20664 the generic type if the orginal type is a pointer type.
20665 (add_iv_value_candidates): Use sizetype for the step
20666 if type is a pointer type.
20667 (cand_value_at): Likewise.
20668 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20670 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20671 Don't convert the tem affine to the type.
20672 (add_elt_to_tree): Use sizetype for the step if a pointer.
20673 Use POINTER_PLUS_EXPR for pointers.
20674 (aff_combination_to_tree): Use sizetype for the step if a
20677 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20679 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20680 Remove commutativity hint.
20682 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20686 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20687 errorneous type. Check that v is a VAR_DECL.
20689 PR middle-end/35099
20690 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20692 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20694 PR tree-optimization/35494
20695 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20696 may be overriden at link and run time.
20698 2008-03-10 Richard Guenther <rguenther@suse.de>
20700 PR tree-optimization/34677
20701 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20702 (poolify_tree): Likewise.
20703 (modify_expr_template): Likewise.
20704 (poolify_modify_stmt): Likewise.
20705 (insert_fake_stores): Handle all component-ref style stores
20706 in addition to INDIRECT_REF. Also handle complex types.
20707 Do not poolify the inserted load.
20708 (realify_fake_stores): Do not rebuild the tree but only
20709 make it a SSA_NAME copy.
20710 (init_pre): Remove initialzation of modify_expr_template.
20711 Do not allocate modify_expr_node_pool.
20712 (fini_pre): Do not free modify_expr_node_pool.
20714 2008-03-10 Paul Brook <paul@codesourcery.com>
20716 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20717 to avoid conflicts.
20719 2008-03-10 Paul Brook <paul@codesourcery.com>
20720 Mark Shinwell <shinwell@codesourcery.com>
20722 * config/arm/cortex-r4.md: New.
20723 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20725 * config/arm/arm.md: Include cortex-r4.md.
20726 (insn): Add smmls, sdiv and udiv values.
20727 (generic_sched): Don't use generic scheduling for Cortex-R4.
20728 (arm_issue_rate): New function.
20729 (TARGET_SCHED_ISSUE_RATE): Define.
20731 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20733 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20735 2008-03-10 Richard Guenther <rguenther@suse.de>
20737 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20738 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20740 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20742 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20743 Set default to true.
20745 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20747 * c.opt (Wsynth): Deprecate.
20748 * doc/invoke.texi (Option Summary, Warning Options): Document
20749 -Wno-format-contains-nul.
20751 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20754 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20755 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20757 2008-03-09 Ira Rosen <irar@il.ibm.com>
20759 * config/rs6000/rs6000.c (builtin_description): Rename vector
20760 left shift operations.
20761 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20762 (altivec_vsl<VI_char>): Rename to ...
20763 (ashl<mode>3): ... new name.
20764 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20766 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20768 2008-03-08 Richard Guenther <rguenther@suse.de>
20770 * coverage.h (tree_coverage_counter_addr): Declare.
20771 * coverage.c (tree_coverage_counter_addr): New function.
20772 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20773 before using again.
20774 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20775 (tree_gen_one_value_profiler): Likewise.
20776 (tree_gen_ic_profiler): Likewise.
20777 (tree_gen_average_profiler): Likewise.
20778 (tree_gen_ior_profiler): Likewise.
20780 2008-03-08 Richard Guenther <rguenther@suse.de>
20782 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20783 (vn_binary_op_insert): Likewise.
20784 (vn_unary_op_lookup): Likewise.
20785 (vn_unary_op_insert): Likewise.
20786 (vn_nary_op_lookup): Declare.
20787 (vn_nary_op_insert): Likewise.
20788 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20789 and binary hashes, use a single obstack for unary_op_pool
20790 and binary_op_pool.
20791 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20792 a single struct vn_nary_op_s. Store tree code length and
20793 a variable number of operands.
20794 (struct vn_reference_op_struct): Remove unused op2.
20795 (vn_reference_op_eq): Do not compare op2.
20796 (vn_reference_op_compute_hash): Do not compute hash of op2.
20797 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20798 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20799 with vn_nary_op_compute_hash.
20800 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20801 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20803 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20805 (visit_unary_op): Call nary functions.
20806 (visit_binary_op): Likewise.
20807 (process_scc): Adjust for struct vn_tables_s changes.
20808 (allocate_vn_table): Likewise.
20809 (free_vn_table): Likewise.
20810 * tree-vn.c (vn_add): Call nary functions.
20811 (vn_lookup): Likewise.
20813 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20816 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20817 wdst back after sync_compare_and_swapqhi_internal.
20819 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20822 * config/i386/i386-modes.def (V1DI): New vector mode.
20823 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20824 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20825 (MMXMODE248): Ditto.
20826 (MMXMODE): Add V1DI mode.
20827 (mmxvecsize): Change DI mode to V1DI mode.
20828 ("mov<mode>): Use MMXMODEI8 mode iterator.
20829 ("*mov<mode>_internal_rex64"): Ditto.
20830 ("*mov<mode>_internal"): Ditto.
20831 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20832 ("mmx_sub<mode>3"): Ditto.
20833 ("mmx_adddi3"): Remove insn pattern.
20834 ("mmx_subdi3"): Ditto.
20835 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20836 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20837 ("mmx_ashl<mode>3"): Ditto.
20838 ("mmx_lshrdi3"): Remove insn pattern.
20839 ("mmx_ashldi3"): Ditto.
20840 * config/i386/i386.c (classify_argument): Handle V1DImode.
20841 (function_arg_advance_32): Ditto.
20842 (function_arg_32): Ditto.
20843 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20844 mmx_addv1di3 insn pattern.
20845 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20846 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20847 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20848 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20849 Remove definitions of built-in functions.
20850 (V1DI_type_node): New node.
20851 (v1di_ftype_v1di_int): Ditto.
20852 (v1di_ftype_v1di_v1di): Ditto.
20853 (v2si_ftype_v2si_si): Ditto.
20854 (v4hi_ftype_v4hi_di): Remove node.
20855 (v2si_ftype_v2si_di): Ditto.
20856 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20857 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20858 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20859 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20860 Add new builtins using def_builtin_const.
20861 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20862 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20863 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20864 * config/i386/mmintrin.h (__v1di): New typedef.
20865 (_mm_add_si64): Cast arguments to __v1di type.
20866 (_mm_sub_si64): Ditto.
20867 (_mm_sll_pi16): Cast __count to __v4hi type.
20868 (_mm_sll_pi32): Cast __count to __v2si type.
20869 (_mm_sll_si64): Cast arguments to __v1di type.
20870 (_mm_srl_pi16): Cast __count to __v4hi type.
20871 (_mm_srl_pi32): Cast __count to __v2si type.
20872 (_mm_srl_si64): Cast arguments to __v1di type.
20873 (_mm_sra_pi16): Cast __count to __v4hi type.
20874 (_mm_sra_pi32): Cast __count to __v2si type.
20875 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20876 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20877 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20878 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20879 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20880 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20881 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20882 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20883 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20884 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20885 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20886 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20888 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20890 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20892 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20895 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20896 reg+const addressing for Altivec modes. Don't generate reg+reg
20897 addressing for TFmode or TDmode quantities.
20899 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20901 * c-common.c (vector_types_convertible_p): Call langhook
20902 instead of comptypes.
20904 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20907 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20908 integral and scalar float variables which have a
20911 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20913 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20914 dwarf_register_span hook when emitting unwind information for
20915 register-to-memory saves.
20916 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20917 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20919 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20921 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20922 for the same VAR_DECL.
20924 2008-03-06 Tom Tromey <tromey@redhat.com>
20926 * treelang: Delete.
20927 * doc/standards.texi (Standards): Don't mention treelang.
20928 * doc/invoke.texi (Overall Options): Don't mention treelang.
20929 * doc/install.texi (Prerequisites): Don't mention bison or
20931 (Configuration): Don't mention treelang.
20932 (Building): Likewise.
20933 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20935 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20937 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20938 word-extractions out of a multi-word object.
20940 2008-03-06 Richard Guenther <rguenther@suse.de>
20942 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20943 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20944 result type and precision.
20945 * expr.c (get_inner_reference): Set unsignedp based on the result
20946 type of BIT_FIELD_REF.
20947 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20948 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20949 (try_instantiate_multiple_fields): Likewise. Use the correct type
20951 (sra_build_assignment): Likewise.
20952 (sra_build_elt_assignment): Likewise.
20953 (sra_explode_bitfield_assignment): Likewise.
20954 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20955 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20956 set BIT_FIELD_REF_UNSIGNED.
20957 (vectorizable_load): Likewise.
20959 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20961 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20964 2008-03-06 Richard Guenther <rguenther@suse.de>
20966 * alias.c (struct alias_set_entry): Move has_zero_child field
20967 to pack with alias_set.
20969 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20971 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20974 2008-03-05 Ian Lance Taylor <iant@google.com>
20976 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20978 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20980 * fwprop.c (update_df): Support width and offset parameters of
20982 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20983 global_conflicts): Change DF_REF_EXTRACT to either
20984 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20985 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20986 * df-scan.c (df_ref_record, df_defs_record,
20987 df_ref_create_structure, df_def_record_1, df_uses_record,
20988 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20989 df_bb_refs_collect, df_entry_block_defs_collect,
20990 df_exit_block_uses_collect): Support new width and offset fields.
20991 (ref_extract_pool): New storage pool.
20992 (df_free_ref): New function.
20993 (df_reg_chain_unlink, df_free_collection_rec,
20994 df_sort_and_compress_refs): Call df_free_ref.
20995 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20997 (df_ref_create_structure): Allocate df_ref_extract if offset and
20998 width fields are used.
20999 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
21000 (df_uses_record): Get offset and width from ZERO_EXTRACT
21002 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
21003 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21004 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21005 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
21006 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21007 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21008 (df_ref_extract): New structure.
21009 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
21010 (df_ref_create): Add width and offset parameters.
21012 2008-03-05 Richard Guenther <rguenther@suse.de>
21014 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21015 Use ranges_overlap_p.
21016 (offset_overlaps_with_access): Rename
21017 to ranges_overlap_p and move ...
21018 * tree-flow-inline.h (ranges_overlap_p): ... here.
21020 * tree.h (get_inner_reference, handled_component_p): Update
21023 * tree.h (record_component_aliases, get_alias_set,
21024 alias_sets_conflict_p, alias_sets_must_conflict_p,
21025 objects_must_conflict_p): Move declarations ...
21026 * alias.h (record_component_aliases, get_alias_set,
21027 alias_sets_conflict_p, alias_sets_must_conflict_p,
21028 objects_must_conflict_p): ... here.
21029 Include coretypes.h.
21030 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
21032 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
21034 * cfg.c: Include tree-flow.h.
21035 (remove_edge_raw): Call redirect_edge_var_map_clear.
21036 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
21037 * tree-flow-inline.h (redirect_edge_var_map_def): New.
21038 (redirect_edge_var_map_result): New.
21039 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
21040 PENDING_STMT use with redirect_edge_var_map_*.
21041 * tree-ssa.c (edge_var_maps): New definition.
21042 (redirect_edge_var_map_add): New.
21043 (redirect_edge_var_map_clear): New.
21044 (redirect_edge_var_map_dup): New.
21045 (redirect_edge_var_map_vector): New.
21046 (redirect_edge_var_map_destroy): New.
21047 (ssa_redirect_edge): Replace PENDING_STMT use with
21048 redirect_edge_var_map_*.
21049 (flush_pending_stmts): Same.
21050 (delete_tree_ssa): Destroy edge var map.
21051 * tree-flow.h (struct _edge_var_map): New.
21052 Define edge_var_map vector type.
21053 Declare redirect_edge_var_map_* prototypes.
21054 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21055 * tree-cfg.c (reinstall_phi_args): Replace
21056 PENDING_STMT use with redirect_edge_var_map_*.
21058 2008-03-05 Richard Guenther <rguenther@suse.de>
21060 PR tree-optimization/35472
21061 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21062 whose single use_stmt has a overlapping set of loaded and
21063 stored symbols as that use_stmt might be a noop assignment then.
21065 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21067 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21069 2008-03-05 Richard Guenther <rguenther@suse.de>
21072 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21073 should be constants.
21074 * tree-cfg.c (verify_expr): Verify it.
21075 * fold-const.c (fold_truthop): Remove code generating
21076 BIT_FIELD_REFs of structure bases.
21077 (fold_binary): Likewise.
21078 (fold_ternary): Position and size of BIT_FIELD_REFs are
21079 always host integers.
21080 (make_bit_field_ref): Remove.
21081 (optimize_bit_field_compare): Remove.
21082 (all_ones_mask_p): Remove.
21084 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21087 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21088 (split_block_and_df_analyze): New. Split basic block and rebuild
21090 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21092 (split_pattern_seq): Likewise.
21093 (erase_matching_seqs): Likewise.
21094 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21096 2008-03-04 Geoff Keating <geoffk@apple.com>
21098 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21099 declaration and code.
21100 (tree_invalid_nonnegative_warnv_p): Likewise.
21102 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21104 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21105 examples. Truncate option-names then causing overfull hbox.
21107 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21110 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21112 * configure: Rebuilt.
21114 2008-03-04 Rafael EspÃndola <espindola@google.com>
21116 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21117 (tree_unary_nonnegative_warnv_p): New.
21118 (tree_binary_nonnegative_warnv_p): New.
21119 (tree_single_nonnegative_warnv_p): New.
21120 (tree_invalid_nonnegative_warnv_p): New.
21121 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21123 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21126 * opts.c (handle_option): Postpone 'unknown option' errors only for
21129 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21132 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21135 2008-03-04 Rafael EspÃndola <espindola@google.com>
21137 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21138 (tree_binary_nonzero_warnv_p): New.
21139 (tree_single_nonzero_warnv_p): New.
21140 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21142 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21144 PR middle-end/35456
21145 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21146 transformations for modes that have signed zeros.
21147 * ifcvt.c (noce_try_abs): Ditto.
21149 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21151 * config/i386/i386.c (override_options): Force
21152 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21154 2008-03-04 Jan Hubicka <jh@suse.cz>
21157 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21160 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21162 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21163 label to probe the stack.
21165 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21167 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21168 (__gthr_win32_mutex_destroy): Declare.
21169 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21170 __gthr_win32_mutex_destroy.
21171 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21173 2008-03-03 Jan Hubicka <jh@suse.cz>
21176 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21177 aggressive on inlining cold calls.
21179 2008-03-03 Richard Guenther <rguenther@suse.de>
21181 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21182 struct copies into the expression table.
21183 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21184 (try_to_simplify): Likewise.
21185 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21186 integral and pointer arguments which do not change the
21187 precision to NOP_EXPRs.
21188 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21189 VIEW_CONVERT_EXPR case.
21191 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21193 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21194 defined in a loop at depth 0 is invariant.
21195 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21196 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21197 be called at loop depth 0.
21199 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21202 * gcc.c (process_command): Update copyright notice dates.
21203 * gcov.c (print_version): Likewise.
21204 * gcov-dump.c (print_version): Likewise.
21205 * mips-tfile.c (main): Likewise.
21206 * mips-tdump.c (main): Likewise.
21208 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21211 * c-common.c (flag_permissive): Delete.
21212 (constant_expression_warnings): Check flags first.
21213 (constant_expression_error): New.
21214 * c-common.h (flag_permissive): Delete.
21215 (constant_expression_error): Declare.
21216 * flags.h (flag_permissive): Declare. Update description.
21217 * diagnostic.c (pedwarn): Update.
21219 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21220 (permissive_error_kind): New.
21221 * toplev.c (flag_permissive): Define. Update description.
21222 * toplev.h (permissive_error_kind): Declare.
21223 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21224 (pedwarn_c90): Use pedantic_warning_kind.
21225 * c-opts.c (c_common_post_options): flag_permissive does not affect
21226 flag_pedantic_errors.
21228 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21230 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21231 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21232 __absvsi2, __absvDI2): Use unsigned arithmetic.
21234 2008-03-02 Andi Kleen <ak@suse.de>
21235 Richard Guenther <rguenther@suse.de>
21237 * struct-equiv.c: Remove file.
21238 * cfg_cleanup.c (condjump_equiv_p): Remove.
21239 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21240 (struct-equiv.o): Remove rule.
21241 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21242 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21243 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21245 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21247 * ifcvt.c (noce_process_if_block): Try to handle only the then
21248 block if the else block exists but isn't suitable.
21250 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21253 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21254 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21255 regression from previous patch.
21257 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21260 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21262 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21263 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21264 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21265 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21266 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21267 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21268 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21269 (__gthread_mutex_destroy_function): Rename to
21270 __gthread_mutex_destroy.
21271 * gthr-dce.h (__gthread_mutex_destroy): Call
21272 pthread_mutex_destroy.
21273 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21274 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21275 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21277 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21279 * df-scan.c (df_ref_chain_change_bb): Simplify.
21280 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21281 set_block_for_insn if there's any change.
21282 * df.h ((df_insn_change_bb): Fix prototype.
21283 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21284 df_insn_change_bb, don't call set_block_for_insn.
21285 * emit-rtl.c (reorder_insns): Likewise.
21286 * haifa-sched.c (move_insn): Likewise.
21288 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21290 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21292 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21294 * tree-flow-inline.h (next_readonly_imm_use): Return
21295 NULL_USE_OPERAND_P after the end.
21297 2008-03-01 Richard Guenther <rguenther@suse.de>
21299 PR tree-optimization/35411
21300 * tree-sra.c (sra_build_assignment): Split conversion to
21301 final type to a separate statement if we are not assigning
21304 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21306 * fold-const.c (fold_convertible_p): Correct the logic to follow
21307 that in fold_convert().
21309 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21312 * tree-inline.c (build_duplicate_type): When we make a
21313 duplicate type, make it unique in the canonical types system.
21315 2008-02-29 Tom Tromey <tromey@redhat.com>
21317 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21318 input_file_stack_history, input_file_stack_restored): Remove.
21319 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21320 * input.h (struct file_stack): Remove.
21321 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21322 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21324 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21326 (diagnostic_last_module_changed): Add 'map' argument.
21327 (diagnostic_set_last_function): Likewise.
21328 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21329 line map, not input_file_stack.
21330 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21332 2008-02-29 Paul Brook <paul@codesourcery.com>
21334 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21336 2008-02-29 Paul Brook <paul@codesourcery.com>
21338 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21340 2008-02-29 Richard Guenther <rguenther@suse.de>
21342 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21344 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21345 value for comparing for a store match.
21346 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21347 (try_to_simplify): Do not do a full-blown reference lookup.
21349 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21351 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21352 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21354 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21356 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21358 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21359 strides against cache sizes.
21361 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21363 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21366 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21368 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21369 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21370 is smaller than the original promoted value.
21371 (simplify_subreg): If OP is a SUBREG, try to preserve its
21372 SUBREG_PROMOTED_VAR_P information.
21374 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21376 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21377 (VN_INFO_GET): Allocate new objects on the obstack.
21378 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21379 for rpo_numbers_temp, for consistency.
21380 (free_scc_vn): Free the obstack.
21382 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21384 * doc/invoke.texi: Document -ftree-loop-distribution.
21385 * tree-loop-distribution.c: New.
21386 * tree-pass.h (pass_loop_distribution): New.
21387 * graphds.h (struct graph): Add htab_t indices.
21388 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21389 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21390 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21391 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21392 * tree-data-ref.c (debug_data_dependence_relations): New.
21393 (dump_data_dependence_relation): Also print data references.
21394 (free_data_ref): Extern.
21395 (same_access_functions): Moved...
21396 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21397 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21398 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21399 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21400 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21401 (stmts_from_loop): Skip LABEL_EXPR.
21402 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21404 (build_rdg): Initialize rdg->indices htab.
21405 (free_rdg, stores_from_loop, ref_base_address,
21406 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21407 have_similar_memory_accesses_1, ref_base_address_1,
21408 remove_similar_memory_refs): New.
21409 * tree-data-ref.h: Depend on tree-chrec.h.
21410 (debug_data_dependence_relations, free_data_ref): Declared.
21411 (same_access_functions): ... here.
21412 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21414 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21415 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21416 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21417 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21418 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21419 rdg_vertex_for_stmt): Declared.
21420 (struct rdg_edge): Add level.
21422 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21423 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21425 (rdg_has_similar_memory_accesses): New.
21426 * tree-vect-analyze.c: Remove unused static decls.
21427 * lambda.h (dependence_level): New.
21428 * common.opt (ftree-loop-distribution): New.
21429 * tree-flow.h (mark_virtual_ops_in_bb,
21430 slpeel_tree_duplicate_loop_to_edge_cfg,
21431 rename_variables_in_loop): Declared.
21432 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21433 (OBJS-common): Add tree-loop-distribution.o.
21434 (tree-loop-distribution.o): New rule.
21435 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21436 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21437 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21439 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21442 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21443 other than structures and unions.
21445 2008-02-28 Richard Guenther <rguenther@suse.de>
21448 2008-02-26 Richard Guenther <rguenther@suse.de>
21450 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21451 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21452 (lookup_decl_from_uid): Declare.
21453 (remove_decl_from_map): Likewise.
21454 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21455 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21456 (decl_for_uid_map): New global hashtable mapping DECL_UID
21458 (init_ttree): Allocate it.
21459 (insert_decl_to_uid_decl_map): New helper function.
21460 (make_node_stat): Insert new decls into the map.
21461 (copy_node_stat): Likewise.
21462 (lookup_decl_from_uid): New function.
21463 (remove_decl_from_map): Likewise.
21464 (print_decl_for_uid_map_statistics): New helper.
21465 (dump_tree_statistics): Call it.
21467 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21468 (referenced_var_iterator): Adjust.
21469 (FOR_EACH_REFERENCED_VAR): Adjust.
21470 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21471 (num_referenced_vars): Adjust.
21472 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21473 (first_referenced_var): Remove.
21474 (end_referenced_vars_p): Likewise.
21475 (next_referenced_var): Likewise.
21476 (referenced_var_iterator_set): New helper function.
21477 * tree-dfa.c (referenced_var_lookup): Adjust.
21478 (referenced_var_check_and_insert): Likewise.
21479 (remove_referenced_var): Likewise.
21480 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21481 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21482 (verify_call_clobbering): Likewise.
21483 (verify_memory_partitions): Likewise.
21484 (init_tree_ssa): Allocate bitmap instead of hashtable for
21486 (delete_tree_ssa): Adjust.
21487 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21488 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21489 (compute_tag_properties): Likewise.
21490 (set_initial_properties): Likewise.
21491 (find_partition_for): Likewise.
21492 (update_reference_counts): Likewise.
21493 (dump_may_aliases_for): Likewise.
21494 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21495 (add_call_clobber_ops): Likewise.
21496 (add_call_read_ops): Likewise.
21497 (get_asm_expr_operands): Likewise.
21498 * tree-into-ssa.c (dump_decl_set): Likewise.
21499 (update_ssa): Likewise.
21500 * tree-sra.c (scan_function): Likewise.
21501 (decide_instantiations): Likewise.
21502 (scalarize_parms): Likewise.
21503 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21504 (dsa_named_for): Likewise.
21505 * tree-ssa-structalias.c (update_alias_info): Likewise.
21506 (merge_smts_into): Likewise.
21508 2008-02-27 David Daney <ddaney@avtrex.com>
21511 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21512 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21513 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21514 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21515 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21517 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21520 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21521 (BUILT_IN_NEXTTOWARD): Remove.
21522 (BUILT_IN_NEXTTOWARDF): Ditto.
21523 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21524 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21526 2008-02-27 Tom Tromey <tromey@redhat.com>
21528 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21529 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21531 2008-02-27 Jan Beulich <jbeulich@novell.com>
21533 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21534 update the respective field on newdecl.
21536 2008-02-27 Revital Eres <eres@il.ibm.com>
21538 PR rtl-optimization/34999
21539 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21540 crossing edges that ends with a call insn.
21541 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21542 call insn and clear the EDGE_CROSSING flag of the crossing edge
21543 when fixing fallthru edges.
21545 2008-02-27 Richard Guenther <rguenther@suse.de>
21547 PR middle-end/35390
21548 * fold-const.c (fold_unary): Return the correct argument,
21549 converted to the result type.
21551 2008-02-27 Richard Guenther <rguenther@suse.de>
21553 PR middle-end/34971
21554 * expr.c (expand_expr_real_1): Assert on rotates that operate
21556 * fold-const.c (fold_binary): Use the types precision, not the
21557 bitsize of the mode if folding rotate expressions. Build rotates
21558 only for full modes.
21560 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21562 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21563 and CPP_PRAGMA_EOL.
21564 * c-pragma.c (pragma_ns_name): New typedef.
21565 (registered_pp_pragmas): New variable.
21566 (c_pp_lookup_pragma): New function.
21567 (c_register_pragma_1): If flag_preprocess_only, do nothing
21568 for non-expanded pragmas, for expanded ones push pragma's
21569 namespace and name into registered_pp_pragmas vector.
21570 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21571 flag_preprocess_only, don't register GCC pch_preprocess
21572 pragma if flag_preprocess_only.
21573 * c-opts.c (c_common_init): Call init_pragma even if
21574 flag_preprocess_only.
21575 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21576 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21577 cpp_register_pragma if flag_preprocess_only.
21579 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21582 * c-parser.c (c_parser_translation_unit): Warn for empty
21583 translation unit, not empty source file.
21585 2008-02-26 Paul Brook <paul@codesourcery.com>
21587 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21588 operand for Thumb-2.
21589 * config/arm/arm.h (reg_class): Add CORE_REGS.
21590 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21591 (BASE_REG_CLASS): Use CORE_REGS.
21592 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21593 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21594 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21595 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21596 ARM_REGNO_OK_FOR_INDEX_P.
21597 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21598 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21599 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21600 (ldm/stm peepholes): Ditto.
21601 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21602 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21603 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21604 * config/arm/constraints.md: Enable "k" constraint on ARM.
21606 2008-02-27 Ben Elliston <bje@au.ibm.com>
21608 * config/rs6000/rs6000.c: Annotate cache line size field in all
21609 instances of struct processor_costs.
21611 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21613 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21614 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21615 jump_bypass): New counters.
21616 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21617 * dce.c (gate_ud_dce): Same.
21618 (gate_fast_dce): Same.
21619 * dse.c (gate_dse1): New function.
21620 (gate_dse2): New function.
21621 (gate_dse): Merge results of new gate functions.
21622 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21623 (gate_handle_jump_bypass): Add dbg_cnt.
21624 (gate_handle_gcse): Add dbg_cnt.
21625 * ifcvt.c (gate_handle_if_conversion): Same.
21626 (gate_handle_if_after_combine): Same.
21627 (gate_handle_if_after_reload): Same.
21628 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21630 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21632 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21634 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21636 2008-02-26 Jason Merrill <jason@redhat.com>
21639 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21640 alone if it's the naming decl for the type's main variant.
21642 2008-02-26 Tom Tromey <tromey@redhat.com>
21644 * system.h (USE_MAPPED_LOCATION): Poison.
21645 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21646 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21647 (make_goto_expr_edges): Likewise.
21648 (remove_bb): Likewise.
21649 (execute_warn_function_return): Likewise.
21650 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21652 * c-common.c (fname_decl): Remove old location code.
21653 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21655 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21657 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21658 (gen_rtx_ASM_INPUT): Likewise.
21659 (gen_rtx_ASM_INPUT_loc): Likewise.
21660 (get_rtx_asm_OPERANDS): Remove.
21661 * cfglayout.c (insn_locators_alloc): Remove old location code.
21662 (set_curr_insn_source_location): Likewise.
21663 (curr_insn_locator): Likewise.
21664 * print-tree.c (print_node): Remove old location code.
21665 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21666 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21667 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21668 location_from_locus.
21669 (construct_exit_block): Remove old location code.
21670 * emit-rtl.c (force_next_line_note): Remove old location code.
21671 * profile.c (branch_prob): Remove old location code.
21672 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21673 LOC_LINE): Remove old-location variants.
21674 * langhooks.c (lhd_print_error_function): Remove old location
21676 * configure, config.in: Rebuilt.
21677 * configure.ac (--enable-mapped-location): Remove.
21678 * c-decl.c (c_init_decl_processing): Remove old location code.
21679 (finish_function): Likewise.
21680 * recog.c (decode_asm_operands): Remove old location code.
21681 * c-pch.c (c_common_read_pch): Remove old location code.
21682 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21684 * gimple-low.c (lower_function_body): Remove old location code.
21685 * toplev.c (unknown_location): Remove.
21686 (push_srcloc): Remove old-location variant.
21687 (process_options): Remove old location code.
21688 (lang_dependent_init): Likewise.
21689 * input.h (UNKNOWN_LOCATION): Move definition.
21690 (location_t): Undeprecate.
21691 (source_locus): Remove.
21692 (location_from_locus): Remove.
21693 (struct location_s): Remove.
21694 Remove all old-location code.
21695 (input_line, input_filename): Remove.
21696 * final.c (final_scan_insn): Remove old location code.
21697 * diagnostic.c (diagnostic_build_prefix): Remove
21698 USE_MAPPED_LOCATION test.
21699 * tree.h (gimple_stmt) <locus>: Now a location_t.
21700 (tree_exp) <locus>: Likewise.
21701 (DECL_IS_BUILTIN): Remove old-location variant.
21702 (annotate_with_file_line, annotate_with_locus): Likewise.
21703 (expr_locus, set_expr_locus): Update.
21704 * tree.c (build1_stat): Remove old location code.
21705 (last_annotated_node): Remove.
21706 (annotate_with_file_line): Remove old-location variant.
21707 (annotate_with_locus): Likewise.
21708 (expr_location): Remove old location code.
21709 (set_expr_location): Likewise.
21710 (expr_has_location): Likewise.
21711 (expr_locus): Likewise.
21712 (set_expr_locus): Likewise.
21713 (expr_filename): Don't use location_from_locus.
21714 (expr_lineno): Likewise.
21715 * rtl-error.c (location_for_asm): Remove old location code.
21716 * c-lex.c (cb_line_change): Remove old location code.
21717 (fe_file_change): Likewise.
21718 (cb_def_pragma): Likewise.
21719 (c_lex_with_flags): Likewise.
21720 * gengtype.c (do_typedef): Don't special-case location types.
21721 (define_location_structures): Remove.
21722 (main): Don't call define_location_structures.
21723 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21726 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21729 * builtins.def (BUILT_IN_STDARG_START): Remove.
21730 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21731 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21732 * tree-inline.c (inline_forbidden_p_1): Likewise.
21734 2008-02-26 Richard Guenther <rguenther@suse.de>
21736 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21737 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21738 (lookup_decl_from_uid): Declare.
21739 (remove_decl_from_map): Likewise.
21740 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21741 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21742 (decl_for_uid_map): New global hashtable mapping DECL_UID
21744 (init_ttree): Allocate it.
21745 (insert_decl_to_uid_decl_map): New helper function.
21746 (make_node_stat): Insert new decls into the map.
21747 (copy_node_stat): Likewise.
21748 (lookup_decl_from_uid): New function.
21749 (remove_decl_from_map): Likewise.
21750 (print_decl_for_uid_map_statistics): New helper.
21751 (dump_tree_statistics): Call it.
21753 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21754 (referenced_var_iterator): Adjust.
21755 (FOR_EACH_REFERENCED_VAR): Adjust.
21756 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21757 (num_referenced_vars): Adjust.
21758 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21759 (first_referenced_var): Remove.
21760 (end_referenced_vars_p): Likewise.
21761 (next_referenced_var): Likewise.
21762 (referenced_var_iterator_set): New helper function.
21763 * tree-dfa.c (referenced_var_lookup): Adjust.
21764 (referenced_var_check_and_insert): Likewise.
21765 (remove_referenced_var): Likewise.
21766 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21767 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21768 (verify_call_clobbering): Likewise.
21769 (verify_memory_partitions): Likewise.
21770 (init_tree_ssa): Allocate bitmap instead of hashtable for
21772 (delete_tree_ssa): Adjust.
21773 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21774 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21775 (compute_tag_properties): Likewise.
21776 (set_initial_properties): Likewise.
21777 (find_partition_for): Likewise.
21778 (update_reference_counts): Likewise.
21779 (dump_may_aliases_for): Likewise.
21780 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21781 (add_call_clobber_ops): Likewise.
21782 (add_call_read_ops): Likewise.
21783 (get_asm_expr_operands): Likewise.
21784 * tree-into-ssa.c (dump_decl_set): Likewise.
21785 (update_ssa): Likewise.
21786 * tree-sra.c (scan_function): Likewise.
21787 (decide_instantiations): Likewise.
21788 (scalarize_parms): Likewise.
21789 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21790 (dsa_named_for): Likewise.
21791 * tree-ssa-structalias.c (update_alias_info): Likewise.
21792 (merge_smts_into): Likewise.
21794 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21797 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21798 * c-opts.c (c_common_handle_option): Wall enables
21799 Wvolatile-register-var.
21800 * common.opt: Move Wvolatile-register-var to...
21803 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21805 * common.opt (Wlarger-than=): New.
21806 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21808 * opts.c (common_handle_option): Handle -Wlarger-than=.
21809 * optc-gen.awk: Likewise.
21810 * opth-gen.awk: Likewise.
21811 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21812 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21814 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21816 * c-common.c (match_case_to_enum_1): Add appropriate
21817 OPT_W* parameter to warning.
21818 (c_do_switch_warnings): Likewise.
21819 * c-typeck.c (warning_init): Add one more parameter following
21820 'warning' function.
21821 (push_init_level): Update call to warning_init.
21822 (pop_init_level): Likewise.
21823 (add_pending_init): Likewise.
21824 (output_init_element: Likewise.
21826 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21829 * toplev.c (toplev_main): If there are warnings or error, print
21830 errors for ignored options.
21831 * opts.c (ignored_options): New static variable.
21832 (postpone_unknown_option_error): New.
21833 (print_ignored_options): New.
21834 (handle_option): Postpone errors for unknown -Wno-* options.
21835 * opts.h (print_ignored_options): Declare.
21837 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21839 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21842 2008-02-25 Richard Guenther <rguenther@suse.de>
21845 2008-02-25 Richard Guenther <rguenther@suse.de>
21847 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21848 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21849 (lookup_decl_from_uid): Declare.
21850 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21851 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21852 (decl_for_uid_map): New global hashtable mapping DECL_UID
21854 (init_ttree): Allocate it.
21855 (insert_decl_to_uid_decl_map): New helper function.
21856 (make_node_stat): Insert new decls into the map.
21857 (copy_node_stat): Likewise.
21858 (lookup_decl_from_uid): New function.
21859 (print_decl_for_uid_map_statistics): New helper.
21860 (dump_tree_statistics): Call it.
21862 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21863 (referenced_var_iterator): Adjust.
21864 (FOR_EACH_REFERENCED_VAR): Adjust.
21865 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21866 (num_referenced_vars): Adjust.
21867 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21868 (first_referenced_var): Remove.
21869 (end_referenced_vars_p): Likewise.
21870 (next_referenced_var): Likewise.
21871 (referenced_var_iterator_set): New helper function.
21872 * tree-dfa.c (referenced_var_lookup): Adjust.
21873 (referenced_var_check_and_insert): Likewise.
21874 (remove_referenced_var): Likewise.
21875 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21876 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21877 (verify_call_clobbering): Likewise.
21878 (verify_memory_partitions): Likewise.
21879 (init_tree_ssa): Allocate bitmap instead of hashtable for
21881 (delete_tree_ssa): Adjust.
21882 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21883 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21884 (compute_tag_properties): Likewise.
21885 (set_initial_properties): Likewise.
21886 (find_partition_for): Likewise.
21887 (update_reference_counts): Likewise.
21888 (dump_may_aliases_for): Likewise.
21889 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21890 (add_call_clobber_ops): Likewise.
21891 (add_call_read_ops): Likewise.
21892 (get_asm_expr_operands): Likewise.
21893 * tree-into-ssa.c (dump_decl_set): Likewise.
21894 (update_ssa): Likewise.
21895 * tree-sra.c (scan_function): Likewise.
21896 (decide_instantiations): Likewise.
21897 (scalarize_parms): Likewise.
21898 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21899 (dsa_named_for): Likewise.
21900 * tree-ssa-structalias.c (update_alias_info): Likewise.
21901 (merge_smts_into): Likewise.
21903 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21906 * doc/invoke.texi (-fcx-limited-range): Document new option.
21907 * toplev.c (process_options): Handle -fcx-fortran-rules.
21908 * common.opt: Add documentation for -fcx-fortran-rules.
21910 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21913 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21914 actual behaviour and C99.
21916 2008-02-26 Ben Elliston <bje@au.ibm.com>
21918 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21919 (ASM_CPU_POWER6_SPEC): Likewise.
21920 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21921 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21922 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21924 2008-02-25 Richard Guenther <rguenther@suse.de>
21926 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21927 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21928 (lookup_decl_from_uid): Declare.
21929 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21930 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21931 (decl_for_uid_map): New global hashtable mapping DECL_UID
21933 (init_ttree): Allocate it.
21934 (insert_decl_to_uid_decl_map): New helper function.
21935 (make_node_stat): Insert new decls into the map.
21936 (copy_node_stat): Likewise.
21937 (lookup_decl_from_uid): New function.
21938 (print_decl_for_uid_map_statistics): New helper.
21939 (dump_tree_statistics): Call it.
21941 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21942 (referenced_var_iterator): Adjust.
21943 (FOR_EACH_REFERENCED_VAR): Adjust.
21944 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21945 (num_referenced_vars): Adjust.
21946 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21947 (first_referenced_var): Remove.
21948 (end_referenced_vars_p): Likewise.
21949 (next_referenced_var): Likewise.
21950 (referenced_var_iterator_set): New helper function.
21951 * tree-dfa.c (referenced_var_lookup): Adjust.
21952 (referenced_var_check_and_insert): Likewise.
21953 (remove_referenced_var): Likewise.
21954 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21955 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21956 (verify_call_clobbering): Likewise.
21957 (verify_memory_partitions): Likewise.
21958 (init_tree_ssa): Allocate bitmap instead of hashtable for
21960 (delete_tree_ssa): Adjust.
21961 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21962 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21963 (compute_tag_properties): Likewise.
21964 (set_initial_properties): Likewise.
21965 (find_partition_for): Likewise.
21966 (update_reference_counts): Likewise.
21967 (dump_may_aliases_for): Likewise.
21968 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21969 (add_call_clobber_ops): Likewise.
21970 (add_call_read_ops): Likewise.
21971 (get_asm_expr_operands): Likewise.
21972 * tree-into-ssa.c (dump_decl_set): Likewise.
21973 (update_ssa): Likewise.
21974 * tree-sra.c (scan_function): Likewise.
21975 (decide_instantiations): Likewise.
21976 (scalarize_parms): Likewise.
21977 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21978 (dsa_named_for): Likewise.
21979 * tree-ssa-structalias.c (update_alias_info): Likewise.
21980 (merge_smts_into): Likewise.
21982 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21985 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21986 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21987 * alias.h (nonoverlapping_memrefs_p): Likewise.
21989 2008-02-25 Jan Beulich <jbeulich@novell.com>
21991 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21992 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21993 __emultls_get_address, __emultls_register_common,
21994 __floatundi?f, and _Unwind_GetIPInfo.
21995 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21996 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21997 (gen_regparm_prefix): Likewise.
21998 (i386_nlm_encode_section_info): Sync with
21999 config/i386/winnt.c:i386_pe_encode_section_info().
22000 (i386_nlm_maybe_mangle_decl_assembler_name): New.
22001 i386_nlm_mangle_decl_assembler_name): New.
22002 (netware_override_options): New.
22003 * config/i386/netware.h (netware_override_options): Declare.
22004 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
22005 (i386_nlm_mangle_decl_assembler_name): Declare.
22006 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
22008 2008-02-25 Ben Elliston <bje@au.ibm.com>
22011 * c-decl.c (grokdeclarator): Remove unused local variables
22012 `typedef_type' and `type_as_written'.
22014 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
22015 unused local variable `has_hot_blocks'.
22016 (fix_crossing_conditional_branches): Remove unused local variable
22019 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
22021 PR middle-end/19984
22022 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
22023 using DEF_C99_BUILTIN.
22024 (BUILT_IN_NANF): Ditto.
22025 (BUILT_IN_NANL): Ditto.
22027 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
22028 Revital Eres <eres@il.ibm.com>
22030 * modulo-sched.c (calculate_must_precede_follow): Address TODO
22031 regarding the order of two dependent insns in the same row.
22033 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
22035 * stor-layout.c (layout_decl): Do not bump the alignment of a
22036 bit-field to more than byte alignment if it is packed.
22038 2008-02-24 David Edelsohn <edelsohn@gnu.org>
22040 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
22043 2008-02-24 Diego Novillo <dnovillo@google.com>
22045 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22048 * tree-vrp.c (vrp_evaluate_conditional): With
22049 -Wtype-limits, emit a warning when comparing against a
22050 constant outside the natural range of OP0's type.
22051 * c.opt (Wtype-limits): Move ...
22052 * common.opt (Wtype-limits): ... here.
22054 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22056 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22057 * config/rs6000/e300c2c3.md: New file.
22058 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22060 (rs6000_override_options): Add e300c2 and e300c3 cases to
22061 processor_target_table. Do not allow usage of Altivec or Spe
22062 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22063 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22064 * config/rs6000/rs6000.h (processor_type): Add
22065 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22066 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22067 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22068 and ppce300c3. Include e300c2c3.md.
22070 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22072 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22073 instead of TARGET_STRICT_ALIGN.
22075 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22077 * explow.c (memory_address): Assert that the generated address is
22080 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22083 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22084 * config/darwin-ppc-ldouble-patch.def: New file.
22085 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22086 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22087 SUBTARGET_INIT_BUILTINS if defined.
22088 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22091 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22094 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22095 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22097 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22100 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22101 file" warning condtional on -Winvalid-PCH.
22103 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22105 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22107 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22111 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22112 prevent reload from using MMX registers.
22113 (*mov<mode>_internal): Ditto.
22114 (*movv2sf_internal_rex64): Ditto.
22115 (*movv2sf_internal): Ditto.
22117 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22119 PR documentation/31569
22120 * doc/install.texi2html: Use makeinfo --no-number-sections.
22122 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22124 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22125 ensure that we can address an entire entity > 8 bytes. Don't
22126 generate reg+reg addressing for such data.
22128 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22130 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22131 strings when optimizing for size, unless the target cares about
22134 2008-02-22 Tom Tromey <tromey@redhat.com>
22136 * regclass.c (current_pass): Remove declaration.
22138 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22140 * config/avr/libgcc.S (__RAMPZ__): Define.
22141 (__do_copy_data): Add for devices with 128KB code memory.
22143 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22145 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22147 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22149 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22151 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22154 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22157 * c-typeck.c (build_binary_op): Warn about floating point
22158 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22160 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22163 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22164 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22166 (rs6000_override_options): Set altivec_abi as default, not override,
22167 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22168 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22169 is used; use new member spe_abi.
22170 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22171 spe_abi and altivec_abi.
22173 2008-02-22 Tomas Bily <tbily@suse.cz>
22175 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22177 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22180 * config.build (build_file_translate): Set to `CMD //c' only if
22182 * Makefile.in (build_file_translate): Improve comment.
22184 2008-02-21 Jan Hubicka <jh@suse.cz>
22186 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22187 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22188 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22190 2008-02-21 Michael Matz <matz@suse.de>
22193 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22195 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22197 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22198 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22199 as insn constraint.
22200 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22201 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22202 SSE_VEC_FLOAT_MODE_P as insn constraint.
22203 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22204 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22205 sse4a_movntdf using MODEF mode iterator.
22206 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22207 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22208 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22209 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22210 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22211 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22212 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22214 2008-02-21 Richard Guenther <rguenther@suse.de>
22216 * tree.def (PAREN_EXPR): New tree code.
22217 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22219 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22220 * expr.c (expand_expr_real_1): Likewise.
22221 * tree-inline.c (estimate_num_insns_1): Likewise.
22222 * tree-complex.c (expand_complex_move): Likewise.
22223 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22226 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22229 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22231 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22234 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22236 * config/sh/sh.c (find_barrier): Don't go past
22237 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22239 2008-02-20 DJ Delorie <dj@redhat.com>
22241 * config/h8300/h8300.md (insv): Force source operand to be a register.
22243 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22244 as a jump, not as a plain insn.
22246 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22248 * doc/invoke.texi (Warning Options): Add new option
22249 -Wframe-larger-than=.
22250 (-Wframe-larger-than): Document.
22252 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22253 Add declarations for new option variables.
22255 * final.c (final_start_function): Check the frame size
22256 before emission and issue a Wframe-larger-than warning.
22258 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22259 Add definitions for new option variables.
22260 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22262 * common.opt (Wframe-larger-than=): New option.
22264 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22266 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22267 (<sse>_div<mode>3): Ditto.
22268 (<sse>_vmdiv<mode>3): Ditto.
22269 (<sse>_vmsqrt<mode>2): Ditto.
22270 (*smax<mode>3): Ditto.
22271 (sse5_frcz<mode>2): Ditto.
22272 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22273 as insn constraint.
22275 2008-02-20 Richard Guenther <rguenther@suse.de>
22277 PR middle-end/35265
22278 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22279 be happy with INTEGRAL_TYPE_P.
22281 2008-02-20 Richard Guenther <rguenther@suse.de>
22283 * fold-const.c (split_tree): Associate floatig-point expressions
22284 if flag_associative_math is set.
22286 2008-02-20 Richard Guenther <rguenther@suse.de>
22288 * tree.h (fold_real_zero_addition_p): Declare.
22289 * fold-const.c (fold_real_zero_addition_p): Export.
22290 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22291 floating-point operations with zero and one.
22293 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22295 * doc/install.texi: Correct references to CFLAGS, replacing them
22296 with BOOT_CFLAGS. Document flags used during bootstrap for
22299 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22301 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22302 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22303 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22305 (smin<mode>3): Ditto from similar patterns.
22306 (smax<mode>3): Ditto.
22307 (*ieee_smin<mode>3): Ditto.
22308 (*ieee_smax<mode>3): Ditto.
22309 * config/i386/sse.md (sse): New mode attribute.
22310 (mov<mode>): Macroize expander from movv4sf and movv2df using
22311 SSEMODEF2P mode iterator.
22312 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22313 SSE_VEC_FLOAT_MODE_P as insn constraint.
22314 (storent<mode>): Ditto.
22315 (storent<mode>): Macroize expander from storentsf and storentdf using
22316 MODEF mode iterator.
22317 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22318 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22319 (abs<mode>2): Ditto from similar patterns.
22320 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22321 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22322 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22323 (<sse>_vmsqrt<mode>2): Ditto.
22324 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22325 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22326 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22327 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22328 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22329 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22330 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22332 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22333 iterator and SSE_FLOAT_MODE_P as insn constraint.
22334 (<sse>_ucomi): Ditto from similar patterns.
22335 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22336 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22337 SSE_VEC_FLOAT_MODE_P as insn constraint.
22338 (vcond<mode>): Ditto from similar patterns.
22339 (and<mode>3, *and<mode>3): Ditto.
22340 (<sse>_nand<mode>3): Ditto.
22341 (ior<mode>3, *ior<mode>3): Ditto.
22342 (xor<mode>3, *xor<mode>3): Ditto.
22343 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22344 iterator and SSE_FLOAT_MODE_P as insn constraint.
22345 (*nand<mode>3): Ditto from similar patterns.
22346 (*ior<mode>3): Ditto.
22347 (*xor<mode>3): Ditto.
22349 2008-02-20 Ira Rosen <irar@il.ibm.com>
22351 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22352 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22353 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22355 2008-02-19 Jan Hubicka <jh@suse.cz>
22357 * predict.c (tree_bb_level_predictions): Remove variable next
22358 mistakely introduced by previous commit.
22360 2008-02-19 Jan Hubicka <jh@suse.cz>
22362 * predict.c (predict_paths_leading_to): Rewrite.
22363 (predict_paths_for_bb): New.
22364 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22366 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22369 * Makefile.in (build_file_translate): New.
22370 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22371 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22372 * configure.ac (build_file_translate): Substitute it.
22373 * configure: Regenerate.
22375 2008-02-19 Jan Hubicka <jh@suse.cz>
22377 PR rtl-optimization/34408
22378 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22381 2008-02-19 Jan Hubicka <jh@suse.cz>
22383 PR middle-end/28779
22384 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22387 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22390 * config/i386/i386-modes.def: Revert the last DI alignment
22391 change until Ada people can look into it.
22393 2008-02-19 Nick Clifton <nickc@redhat.com>
22395 * opts.c (print_specific_help): Fix typo in --help text.
22397 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22400 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22401 32-bit inline asm without asm alternatives for host GCC < 3.0.
22403 2008-02-19 Richard Guenther <rguenther@suse.de>
22405 PR tree-optimization/34989
22406 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22407 Allow propagation to INDIRECT_REF if we can simplify only.
22409 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22411 * c-common.c (warn_for_collisions_1): Use appropriate option when
22414 2008-02-19 Nick Clifton <nickc@redhat.com>
22417 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22418 (handle_options): Fix indentation.
22419 (print_filtered_help): If no language-specific options were
22420 displayed tell the user how to list all the options supported by
22421 the language's front-end.
22422 (print_specific_help): Fix indentation and remove duplicate line.
22423 (common_handle_option): Handle the -v option.
22424 For --help enable the display of undocumented options if the -v
22425 switch has been included on the command line.
22426 For --help= check for overlaps in the arguments between the option
22427 classes and the language names and issue a warning when they
22428 cannot be disambiguated.
22429 * c.opt (v): Pass on to the common option handler.
22431 2008-02-19 Revital Eres <eres@il.ibm.com>
22433 * modulo-sched.c (sms_schedule): Change dump message when
22434 create_ddg function fails.
22435 (try_scheduling_node_in_cycle): Rename row to cycle.
22436 (print_partial_schedule): Rename CYCLE to ROW.
22438 2008-02-19 Christian Bruel <christian.bruel@st.com>
22439 Zdenek Dvorak <ook@ucw.cz>
22441 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22443 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22446 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22447 (*x86_movdicc_0_m1_se): Ditto.
22449 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22451 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22452 (CMPtype): Define as __gcc_CMPtype.
22453 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22454 (CMPtype): Define as __gcc_CMPtype.
22456 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22458 Support valgrind 3.3 for --enable-checking=valgrind.
22459 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22461 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22462 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22463 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22464 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22465 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22466 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22467 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22469 * ggc-zone.c: Similar.
22470 * ggc-page.c: Similar.
22472 2008-02-19 Paul Brook <paul@codesourcery.com>
22475 * config/arm/ieee754-df.S: Fix do_it typo.
22476 * config/arm/ieee754-sf.S: Fix do_it typo.
22478 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22481 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22482 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22483 (OPTION_MASK_ISA_SSE_SET): Likewise.
22484 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22485 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22486 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22487 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22488 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22489 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22490 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22491 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22492 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22493 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22494 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22495 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22496 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22497 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22498 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22499 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22500 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22501 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22502 (OPTION_MASK_ISA_SSE4): Removed.
22503 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22504 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22505 (override_options): Don't turn on implied SSE/MMX bits in
22508 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22510 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22513 2008-02-18 Joey Ye <joey.ye@intel.com>
22515 PR middle-end/34921
22516 * tree-nested.c (insert_field_into_struct): Set type alignment
22517 to field alignment if the former is less than the latter.
22519 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22521 * BASE-VER: Set to 4.4.0.
22523 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22525 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22526 * doc/cfg.texi: Likewise.
22527 * doc/extend.texi: Likewise.
22528 * doc/gty.texi: Likewise.
22529 * doc/invoke.texi: Likewise.
22530 * doc/loop.texi: Likewise.
22531 * doc/md.texi: Likewise.
22532 * doc/passes.texi: Likewise.
22533 * doc/rtl.texi: Likewise.
22534 * doc/sourcebuild.texi: Likewise.
22535 * doc/tm.texi: Likewise.
22536 * doc/tree-ssa.texi: Likewise.
22538 2008-02-17 Richard Guenther <rguenther@suse.de>
22540 PR middle-end/35227
22541 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22542 without default definition.
22544 2008-02-17 Richard Guenther <rguenther@suse.de>
22546 PR tree-optimization/35231
22547 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22550 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22553 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22554 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22555 libgcc_cmp_return mode.
22557 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22560 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22562 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22564 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22567 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22569 * doc/c-tree.texi: Use `@.' where appropriate.
22570 * doc/extend.texi: Likewise.
22571 * doc/install.texi: Likewise.
22572 * doc/invoke.texi: Likewise.
22573 * doc/loop.texi: Likewise.
22574 * doc/makefile.texi: Likewise.
22575 * doc/md.texi: Likewise.
22576 * doc/passes.texi: Likewise.
22577 * doc/standards.texi: Likewise.
22578 * doc/tm.texi: Likewise.
22580 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22582 PR middle-end/35196
22583 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22585 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22586 rather than in entry_bb.
22588 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22590 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22591 libgcc_cmp_return mode.
22593 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22595 PR middle-end/35130
22596 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22597 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22599 2008-02-15 Richard Guenther <rguenther@suse.de>
22600 Zdenek Dvorak <ook@ucw.cz>
22602 PR tree-optimization/35164
22603 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22604 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22605 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22606 Only propagate addresses which do not have abnormal SSA_NAMEs
22609 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22612 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22614 2008-02-15 Jan Hubicka <jh@suse.cz>
22616 PR middle-end/35149
22617 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22619 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22621 PR middle-end/34621
22622 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22623 when calculating alignment_pad.
22625 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22627 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22628 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22629 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22630 and STACK_BOUNDARY define.
22632 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22634 PR preprocessor/35061
22635 * c-pragma.c (handle_pragma_pop_macro): Check that
22636 pushed_macro_table has been allocated.
22638 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22640 PR middle-end/35136
22641 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22642 (force_gimple_operand): Likewise.
22643 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22644 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22645 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22646 (find_interesting_uses_address): Check addressability and alignment
22647 of the base expression only after substituting bases of IVs into it.
22649 2008-02-14 Michael Matz <matz@suse.de>
22652 * function.c (instantiate_virtual_regs_in_insn): Reload address
22653 before falling back to reloading the whole operand.
22655 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22657 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22658 before the first section switch note.
22660 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22662 * doc/bugreport.texi: Update copyright years.
22663 * doc/c-tree.texi: Likewise.
22664 * doc/cfg.texi: Likewise.
22665 * doc/cpp.texi: Likewise.
22666 * doc/cppinternals.texi: Likewise.
22667 * doc/fragments.texi: Likewise.
22668 * doc/frontends.texi: Likewise.
22669 * doc/gcc.texi: Likewise.
22670 * doc/gty.texi: Likewise.
22671 * doc/hostconfig.texi: Likewise.
22672 * doc/implement-c.texi: Likewise.
22673 * doc/libgcc.texi: Likewise.
22674 * doc/loop.texi: Likewise.
22675 * doc/makefile.texi: Likewise.
22676 * doc/options.texi: Likewise.
22677 * doc/passes.texi: Likewise.
22678 * doc/rtl.texi: Likewise.
22679 * doc/sourcebuild.texi: Likewise.
22680 * doc/standards.texi: Likewise.
22681 * doc/tree-ssa.texi: Likewise.
22682 * doc/trouble.texi: Likewise.
22684 * doc/extend.texi: Use @: or add comma where appropriate.
22685 * doc/invoke.texi: Likewise.
22686 * doc/tm.texi: Likewise.
22688 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22691 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22694 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22696 * doc/md.texi (clz, ctz): Add reference.
22697 * doc/rtl.texi (clz, ctz): Likewise.
22699 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22702 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22705 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22707 * config/s390/s390.c (struct constant_pool): New field
22708 emit_pool_after added.
22709 (s390_mainpool_start): Set the emit_pool_after flag according
22710 to the section switch notes.
22711 (s390_mainpool_finish): Consider emit_pool_after when emitting
22712 the literal pool at the end of the function.
22713 (s390_chunkify_start): Force literal pool splits at section
22716 2008-02-13 Michael Matz <matz@suse.de>
22719 * var-tracking.c (clobber_variable_part): Correctly traverse the
22722 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22725 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22726 Add -fdump-ipa-inline.
22727 * tree-dump.c (dump_files): Remove tree-inlined dump.
22728 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22730 2008-02-12 Richard Guenther <rguenther@suse.de>
22732 PR tree-optimization/35171
22733 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22736 2008-02-12 Richard Guenther <rguenther@suse.de>
22738 PR middle-end/35163
22739 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22740 value-preserving mode. Disallow final truncation.
22742 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22744 PR middle-end/35136
22745 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22746 code from here to...
22747 (force_gimple_operand): ...here.
22749 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22752 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22753 non-compatible pointers.
22754 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22755 different FIELD_DECLs, try harder by comparing field offsets, sizes
22758 PR inline-asm/35160
22759 * function.c (match_asm_constraints_1): Don't replace the same input
22762 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22764 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22765 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22766 (expand_epilogue): Restore RAMPZ register.
22767 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22769 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22771 * config/i386/cygwin.asm: (__alloca): Correct calling
22772 convention and alignment.
22773 (__chkstk): Force 8 byte stack alignment.
22775 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22776 Richard Guenther <rguenther@suse.de>
22778 PR tree-optimization/33992
22779 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22780 the zero we compare against.
22782 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22784 PR libfortran/35063
22785 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22786 to CloseHandle after unlocking to prevent accumulation of handle
22789 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22791 PR middle_end/34150
22792 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22793 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22794 and update LABEL_NUSES during and after reload.
22796 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22798 PR middle-end/34627
22799 * combine.c (simplify_if_then_else): Make sure the comparison is
22800 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22802 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22805 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22806 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22807 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22808 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22809 * tree.h (get_type_static_bounds): Likewise.
22811 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22813 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22814 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22815 Make -Wfoo language annotations match what the compiler outputs.
22817 2008-02-08 Sa Liu <saliu@de.ibm.com>
22819 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22820 intrinsics spu_convts, spu_convtu, spu_convtf.
22822 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22824 * doc/extend.texi (Function Attributes) <noinline>: Mention
22825 asm ("") as method to keep calls.
22827 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22830 * doc/options.texi (Options): Replace references to opts.sh with
22832 * opts-common.c: Likewise.
22833 * optc-gen.awk: Likewise.
22835 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22837 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22839 2008-02-07 Richard Henderson <rth@redhat.com>
22842 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22843 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22846 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22848 PR tree-optimization/35085
22849 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22850 for operand entry oe2 in addition to operand entry oe3 in order to
22851 expose more opportunities for vectorizer sum reduction.
22853 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22856 * Makefile.in (LIBS): Remove $(GMPLIBS).
22857 (cc1-dummy, cc1): Add $(GMPLIBS).
22859 2008-02-06 Jan Hubicka <jh@suse.cz>
22862 * i386.md (moddf_integer): Do not produce partial memory stalls for
22863 targets where it hurts.
22865 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22868 * optabs.c (expand_float): Do not check for decimal modes when
22869 expanding unsigned integer through signed conversion.
22871 2008-02-06 Nick Clifton <nickc@redhat.com>
22873 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22874 inside the clobber with a match_operand and duplicated operand
22875 number in the constraint.
22876 (ineqbranchsi): Delete redundant comment.
22878 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22880 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22881 builtin_define ("__USE_INIT_FINI__").
22882 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22884 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22886 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22888 PR documentation/30330
22889 * doc/invoke.texi (C++ Dialect Options)
22890 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22891 For each warning option -Wfoo that allows -Wno-foo, ensure both
22892 -Wfoo and -Wno-foo are listed in the option index. Fix index
22893 entry of -Wswitch-default, index -Wnormalized= including the
22894 `=', and -Wlarger-than-@var{len} including @var{len}.
22896 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22898 * config/i386/i386.md (floatunssisf2): Use
22899 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22900 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22901 Macroize expander using MODEF mode iterator.
22903 2008-02-05 Diego Novillo <dnovillo@google.com>
22905 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22908 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22910 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22913 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22915 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22918 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22919 to indicate if a message should be generated.
22920 (init_cumulative_args): Updated.
22921 (function_value_32): Likewise.
22923 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22925 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22927 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22930 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22931 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22933 2008-02-04 Diego Novillo <dnovillo@google.com>
22935 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22938 * tree-vrp.c (vrp_evaluate_conditional): With
22939 -Wtype-limits, emit a warning when comparing against a
22940 constant outside the natural range of OP0's type.
22942 2008-02-04 Richard Guenther <rguenther@suse.de>
22944 PR middle-end/33631
22945 * expr.c (count_type_elements): Give for unions instead of
22948 2008-02-04 Richard Guenther <rguenther@suse.de>
22950 PR middle-end/35043
22951 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22952 to TYPE_DOMAINs base type instead of using bitsizetype here.
22954 2008-02-03 Jason Merrill <jason@redhat.com>
22956 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22958 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22961 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22962 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22963 (RS/6000 and PowerPC Options): Fix typos and markup.
22964 * doc/passes.texi (Tree-SSA passes): Likewise.
22966 2008-02-02 Michael Matz <matz@suse.de>
22969 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22970 from record_last_reg_set_info.
22971 (record_last_reg_set_info): Take an RTX argument, iterate over all
22972 constituent hardregs.
22973 (record_last_set_info, record_opr_changes): Change calls to
22974 new signature or to record_last_reg_set_info_regno.
22976 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22978 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22980 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22982 PR rtl-optimization/34773
22983 * reg-notes.def (EQUAL): Mention significance of combination of
22984 REG_EQUAL and REG_RETVAL.
22985 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22986 insn that has a REG_RETVAL.
22988 2008-02-01 Roger Sayle <roger@eyesopen.com>
22991 * configure.ac (--enable-fixed-point): Disable unless explicitly
22993 * configure: Regenerate.
22995 2008-02-01 Richard Guenther <rguenther@suse.de>
22998 * invoke.texi (-finline-limit): Remove no longer true parts
22999 of the documentation. Note that there is no default value.
23001 2008-02-01 Andrew Pinski <pinskia@gmail.com>
23002 Mark Mitchell <mark@codesourcery.com>
23003 Ben Elliston <bje@au.ibm.com>
23006 * doc/extend.texi (Other Builtins): Document.
23008 2008-01-31 Tom Browder <tom.browder@gmail.com>
23010 * doc/c-tree.texi (Types): Fix grammar.
23011 (Expression trees): Ditto.
23012 * doc/passes.texi (Tree-SSA passes): Ditto.
23014 * doc/configterms.texi (Configure Terms): Fix typo.
23015 * doc/cpp.texi (Common Predefined Macros): Ditto.
23016 * doc/md.texi (Machine Constraints): Ditto.
23018 * doc/makefile.texi (Makefile): Add comma.
23020 2008-01-31 Tom Browder <tom.browder@gmail.com>
23021 Gerald Pfeifer <gerald@pfeifer.com>
23023 * doc/sourcebuild.texi (Front End): Remove references to CVS
23024 and CVSROOT/modules.
23025 (Texinfo Manuals): Replace reference to CVS by one to SVN.
23026 (Back End): Remove reference to CVS.
23028 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23031 * config/mips/mips.c (gen_load_const_gp): New function, taking a
23033 (mips16_gp_pseudo_reg): ...here.
23034 * config/mips/mips.md (load_const_gp): Replace with...
23035 (load_const_gp_<mode>): ...this :P-based insn.
23037 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23039 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
23040 options. Minor fixes.
23041 (-std): Move reference to standards closer to where language
23042 standards are first mentioned.
23044 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23046 PR rtl-optimization/34995
23047 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23048 parameter and return a bool. If the rtx parameter is nonnull,
23049 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23050 (find_reloads): Update call accordingly. Pass the new operand
23051 if it needed no address reloads, otherwise pass null.
23053 2008-01-30 Richard Henderson <rth@redhat.com>
23056 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23057 for unbounded arrays.
23059 2008-01-30 Silvius Rus <rus@google.com>
23061 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23063 2008-01-30 Jan Hubicka <jh@suse.cz>
23066 * i386.c (init_cumulative_args): Use real function declaration when
23069 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23071 PR rtl-optimization/34998
23072 * global.c (build_insn_chain): Treat non-subreg_lowpart
23073 SUBREGs of pseudos as clobbering all the words covered by the
23074 SUBREG, not just all the bytes.
23075 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23076 original df_ref rather than an extract parameter.
23077 (global_conflicts): Update call accordingly.
23079 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23081 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23082 the overflow check to make it easier to read.
23083 (__fixtfdi): Change the type of the ll member in union
23084 long_double to UDItype_x.
23086 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23088 PR middle-end/34969
23089 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23090 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23091 * tree-inline.c (fold_marked_statements): Call
23092 cgraph_update_edges_for_call_stmt if folding a call statement.
23093 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23094 debug_generic_stmt calls, reset it back afterwards.
23097 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23099 * c-typeck.c (build_external_ref): Don't pedwarn about
23100 static vars in current function's scope.
23102 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23104 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23106 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23109 * ipa-struct-reorg.c: Fix spelling.
23110 * params.def: Ditto.
23112 2008-01-29 Richard Guenther <rguenther@suse.de>
23114 PR middle-end/35006
23115 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23117 * tree-inline.c (remap_type): Increment remapping_type_depth
23118 around remapping types.
23119 (copy_body_r): Only add referenced variables if they are referenced
23120 from code, not types.
23122 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23133 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23134 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23136 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23139 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23140 pointer for tiny stack.
23142 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23144 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23146 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23148 * config/vx-common.h: Fix typo in comment.
23150 2008-01-28 Ian Lance Taylor <iant@google.com>
23154 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23155 coalesce pointers if they have different DECL_NO_TBAA_P values.
23156 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23157 between variables with different DECL_NO_TBAA_P values.
23159 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23162 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23163 are not legitimate small data references on SPE targets.
23165 2008-01-28 David Daney <ddaney@avtrex.com>
23167 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23169 2008-01-28 David Daney <ddaney@avtrex.com>
23171 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23173 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23175 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23176 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23177 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23178 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23179 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23180 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23181 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23182 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23184 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23186 * basic-block.h (condjump_equiv_p): Fix comment.
23188 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23190 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23191 print_generic_stmt_indented): Fix comment.
23193 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23195 * configure.ac (__stack_chk_fail): Add detecion for availability
23196 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23197 * configure: Regenerate.
23199 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23201 PR middle-end/34688
23202 * final.c (output_addr_const): Handle TRUNCATE.
23204 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23207 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23208 (zero_cost, infinite_cost): New constants.
23209 (struct cost_pair): Change type of cost to comp_cost.
23210 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23211 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23213 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23214 split_address_cost, ptr_difference_cost, difference_cost,
23215 get_computation_cost_at, get_computation_cost,
23216 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23217 determine_use_iv_cost_condition, determine_use_iv_costs,
23218 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23219 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23220 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23221 Change type of cost to comp_cost.
23222 (determine_iv_cost): Increase cost of non-original ivs, instead
23223 of decreasing the cost of original ones.
23224 (get_address_cost): Indicate the complexity of the addressing mode
23226 (try_add_cand_for): Prefer using ivs not specific to some object.
23227 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23229 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23230 Janis Johnson <janis187@us.ibm.com>
23233 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23234 (TARGET_INSTANTIATE_DECLS): Likewise.
23235 * target.h (expand_to_rtl_hook): New target hook.
23236 (instantiate_decls): Likewise.
23237 * function.c (instantiate_decl): Make non-static. Rename to...
23238 (instantiate_decl_rtl): ... this.
23239 (instantiate_expr): Use instantiate_decl_rtl.
23240 (instantiate_decls_1): Likewise.
23241 (instantiate_decls): Likewise.
23242 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23243 * function.h (instantiate_decl_rtl): Add prototype.
23244 * cfgexpand.c (target.h): New include.
23245 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23246 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23247 (TARGET_INSTANTIATE_DECLS): Likewise.
23248 (TARGET_INITIALIZER): New target hooks added.
23249 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23251 * config/rs6000/rs6000.c (tree-flow.h): New include.
23252 (machine_function): Add sdmode_stack_slot field.
23253 (rs6000_alloc_sdmode_stack_slot): New function.
23254 (rs6000_instantiate_decls): Likewise.
23255 (rs6000_secondary_memory_needed_rtx): Likewise.
23256 (rs6000_check_sdmode): Likewise.
23257 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23258 (TARGET_INSTANTIATE_DECLS): Likewise.
23259 (rs6000_hard_regno_mode_ok): Allow SDmode.
23260 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23261 (rs6000_emit_move): Handle SDmode.
23262 (function_arg_advance): Likewise.
23263 (function_arg): Likewise.
23264 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23265 SDmode var args for 32-bit compiles.
23266 (rs6000_secondary_reload_class): Handle SDmode.
23267 (rs6000_output_function_epilogue): Likewise.
23268 (rs6000_function_value): Simplify if statement.
23269 (rs6000_libcall_value): Likewise.
23270 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23271 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23272 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23273 (movsd_hardfloat): New define_insn.
23274 (movsd_softfloat): Likewise.
23275 (movsd_store): Likewise.
23276 (movsd_load): Likewise.
23277 (extendsddd2): Likewise.
23278 (extendsdtd2): Likewise.
23279 (truncddsd2): Likewise.
23280 (movdd_hardfloat64): Fixup comment.
23281 (UNSPEC_MOVSD_LOAD): New constant.
23282 (UNSPEC_MOVSD_STORE): Likewise.
23284 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23287 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23289 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23290 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23291 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23292 and TRUTH_XOR_EXPR.
23294 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23297 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23298 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23299 __LONGDOUBLE128 too.
23300 * config/rs6000/aix61.h: New file.
23302 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23304 PR rtl-optimization/34959
23305 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23306 popcount and parity rtxes the same mode as their operand.
23307 Truncate or extend the result to the return value's mode
23310 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23313 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23314 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23315 to GOT_VERSION_REGNUM.
23316 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23317 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23318 * config/mips/mips.c (mips_emit_call_insn): New function.
23319 (mips_call_tls_get_addr): Call mips_expand_call directly.
23320 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23322 (mips16_build_call_stub): Likewise. Return the call insn or null.
23323 (mips_expand_call): Update the call to mips16_build_call_stub
23324 accordingly and a remove redundant condition. Assert that MIPS16
23325 stubs do not use lazy binding. Use mips_emit_call_insn and return
23327 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23329 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23330 (mips_avoid_hazard): Remove hazard_set handling.
23331 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23332 (UNSPEC_RESTORE_GP): ...this.
23333 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23334 (FAKE_CALL_REGNO): Rename to...
23335 (GOT_VERSION_REGNUM): ...this.
23336 (type): Add "ghost" value. Add an associated insn reservation.
23337 (hazard_set): Remove.
23338 (exception_receiver): Rename to...
23339 (restore_gp): ...this and update the unspec identifier accordingly.
23340 (exception_receiver, nonlocal_got_receiver): New expanders.
23341 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23342 FAKE_CALL_REGNO. Remove hazard_set attribute.
23343 (set_got_version, update_got_version): New patterns.
23345 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23348 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23350 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23353 * doc/install.texi2html: Generate gcc-vers.texi.
23355 2008-01-25 DJ Delorie <dj@redhat.com>
23357 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23359 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23361 * config/c4x: Remove directory.
23362 * config.gcc (crx-*, mt-*): Mark obsolete.
23363 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23364 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23365 sh-*-rtemscoff*): Remove cases.
23366 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23367 * real.c (encode_c4x_single, decode_c4x_single,
23368 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23369 c4x_extended_format): Remove.
23370 * real.h (c4x_single_format, c4x_extended_format): Remove.
23371 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23373 (Pragmas): Remove comment about c4x pragmas.
23374 * doc/install.texi (c4x): Remove target-specific instructions.
23375 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23376 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23377 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23378 refer to C4x source files as examples.
23379 (C4X_FLOAT_FORMAT): Remove documentation.
23381 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23383 * config/bfin/bfin.c (override_options): Reorder tests so that
23384 flag_pic gets enabled for -msep-data.
23386 2008-01-25 Richard Guenther <rguenther@suse.de>
23388 PR middle-end/32244
23389 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23390 to its bitfield precision if required.
23392 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23394 PR middle-end/33880
23395 * tree-nested.c (walk_omp_for): New function.
23396 (convert_nonlocal_reference, convert_local_reference): Call
23397 walk_omp_for on OMP_FOR.
23398 (convert_call_expr): Call walk_body on OMP_FOR's
23399 OMP_FOR_PRE_INIT_BODY.
23401 2008-01-25 Richard Guenther <rguenther@suse.de>
23403 PR tree-optimization/34966
23404 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23405 default defs and PHI_NODEs we have to insert after the
23406 defining statement.
23408 2008-01-24 Nick Clifton <nickc@redhat.com>
23410 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23411 Provide a default definition.
23412 (LIBGCC2_UNITS_PER_WORD): Likewise.
23414 * config/stormy16/stormy16.c: Include df.h for the prototype
23415 for df_regs_ever_live_p.
23416 (xstormy16_expand_builtin_va_start): Convert the stack offset
23417 into a component_ref and then use POINTER_PLUS_EXPR to add it
23418 to the incoming_virtual_args_rtx.
23419 (xstormy16_gimplify_va_arg_expr): Rename to
23420 xstormy16_gimplify_va_arg_expr.
23421 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23422 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23423 xstormy16_gimplify_va_arg_expr.
23424 Fix up some formatting issues.
23426 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23427 Move to predicates.md.
23428 (xs_hi_general_operand): Likewise.
23429 (xs_hi_nonmemory_operand): Likewise.
23430 * config/stormy16/predicates.md:
23431 (xstormy16_carry_plus_operand): New predicate.
23432 (xs_hi_general_operand): New predicate.
23433 (xs_hi_nonmemory_operand): New predicate.
23434 * config/stormy16/stormy16-protos.h:
23435 (xstormy16_carry_plus_operand): Delete prototype.
23436 (xs_hi_general_operand): Likewise.
23437 (xs_hi_nonmemory_operand): Likewise.
23439 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23440 modifiers as they are no longer needed and they can trigger
23441 reload spill failures.
23443 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23444 with a match_operand in order to help reload.
23446 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23447 constraint with 'e' for the 8th alternative as this version of
23448 the mov.w instruction only accepts the lower 8 registers.
23450 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23453 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23454 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23457 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23459 PR middle-end/33333
23460 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23462 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23464 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23466 (remove_structure): Update allocations list before removing structure.
23468 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23470 * ipa-struct-reorg.c (is_safe_cond_expr,
23471 create_new_stmts_for_cond_expr): Use integer_zerop function,
23472 that recognize not only zero-pointer, but zero-integer too.
23474 2008-01-25 Ben Elliston <bje@au.ibm.com>
23477 * fixproto: Escape "." in sed expression that strips leading "./".
23479 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23482 * gcc.c (SWITCH_OK): Removed.
23483 (SWITCH_LIVE): Changed to bit.
23484 (SWITCH_FALSE): Likewise.
23485 (SWITCH_IGNORE): Likewise.
23486 (switchstr): Change live_cond to unsigned int.
23487 (process_command): Replace SWITCH_OK with 0.
23488 (do_self_spec): Likewise.
23489 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23490 (give_switch): Likewise.
23491 (used_arg): Likewise.
23492 (do_spec_1): Set the SWITCH_IGNORE bit.
23493 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23494 bits. Set the SWITCH_LIVE bit.
23496 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23498 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23500 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23502 PR tree-optimization/34472
23503 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23504 parameter to a "bool *" and set *DATA to false if there is
23505 an unsafe access. Do not delete the structure here.
23506 (check_cond_exprs): Delete it here instead.
23507 (check_cond_exprs, exclude_cold_structs): Do not increase
23508 I when removing a structure.
23510 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23513 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23514 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23516 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23518 PR middle-end/34934
23519 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23520 a fixed vector for stack.
23522 2008-01-24 Ben Elliston <bje@au.ibm.com>
23525 * doc/gcc.texi (Software development): Add a direntry for g++.
23527 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23529 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23530 stale and straggling -fforce-addr comments above.
23532 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23534 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23535 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23537 2008-01-23 Michael Matz <matz@suse.de>
23540 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23543 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23545 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23546 malloc result type.
23548 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23550 * config/avr/avr.c (avr_current_arch): New variable.
23551 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23552 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23553 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23554 (avr_override_options): Init 'avr_current_arch'.
23555 (base_arch_s): Move from here...
23556 * config/avr/avr.h (base_arch_s): ... here. Add new members
23557 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23558 'mega' to 'have_jmp_call'.
23559 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23560 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23562 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23564 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23565 MULTILIB_MATCHES): Ditto.
23567 2008-01-23 Richard Guenther <rguenther@suse.de>
23569 PR middle-end/31529
23570 * cgraphunit.c (cgraph_reset_node): Always mark the node
23571 not reachable if it is not queued already.
23573 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23575 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23576 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23577 (cputype_selected): New static variable.
23578 (bfin_handle_option): Set it if -mcpu is used.
23579 (override_option): Select default set of workarounds if no cpu type
23580 selected on the command line.
23581 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23583 From Michael Frysinger <michael.frysinger@analog.com>
23584 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23585 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23587 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23588 for bf547, bf523, bf524, and bf526.
23589 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23591 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23592 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23593 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23594 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23595 * doc/invoke.texi (Blackfin Options): Document that
23596 -mcpu now accept bf547, bf523, bf524, and bf526.
23598 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23600 PR rtl-optimization/34628
23601 * combine.c (try_combine): Stop and undo after the first combination
23602 if an autoincrement side-effect on the first insn has effectively
23605 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23608 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23609 Offset addresses are not valid for Altivec or paired float modes.
23611 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23614 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23615 if DECL_INITIAL (decl) is error_mark_node.
23618 * c-common.c (handle_vector_size_attribute): Only allow
23619 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23620 the same way as pointer, array etc. types.
23621 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23624 * tree.c (build_type_attribute_qual_variant): Call
23625 build_qualified_type if attributes are equal, but quals are not.
23627 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23630 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23631 * flags.h (warn_strict_aliasing): Remove.
23632 (warn_strict_overflow): Remove.
23633 * opts.c (warn_strict_aliasing): Remove.
23634 (warn_strict_overflow): Remove.
23635 * c-opts.c (c_common_handle_option): -Wall only sets
23636 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23637 (c_common_post_options): Give default values to -Wstrict-aliasing
23638 and -Wstrict-overflow if they are uninitialized.
23639 * common.opt (Wstrict-aliasing): Specify Var and Init.
23640 (Wstrict-overflow): Likewise.
23642 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23644 PR rtl-optimization/26854
23645 PR rtl-optimization/34400
23646 PR rtl-optimization/34884
23647 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23649 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23650 (df_rd_bb_info.expanded_lr_out): Deleted
23651 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23652 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23653 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23654 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23655 Removed code to allocate, initialize or free expanded_lr_out.
23656 (df_rd_bb_local_compute_process_def): Restructured to make more
23658 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23659 sets if the sets are being trimmed.
23661 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23664 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23665 (as_vers): Likewise.
23666 * configure: Regenerated.
23668 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23670 PR middle-end/33092
23671 * tree-pass.h (pass_build_alias): New pass.
23672 * tree-ssa-alias.c (gate_build_alias): New.
23673 (pass_build_alias): New.
23674 * passes.c (init_optimization_passes): Add pass_build_alias after
23675 pass_create_structure_vars.
23677 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23679 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23680 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23681 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23682 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23683 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23684 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23685 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23686 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23687 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23688 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23689 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23690 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23691 * config/s390/s390.md (FP_ALL): New mode iterator.
23692 (_d): New mode attribute.
23693 ("*signbit<mode>2>"): Changed mode of first operand.
23694 ("isinf<mode>2"): Changed mode of first operand.
23695 ("*TDC_insn"): Adaptation for DFP modes.
23697 2008-01-22 Ben Elliston <bje@au.ibm.com>
23699 * tree.c (check_qualified_type): Improve function description.
23701 2008-01-21 Jason Merrill <jason@redhat.com>
23704 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23705 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23708 2008-01-21 DJ Delorie <dj@redhat.com>
23710 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23713 2008-01-21 Richard Guenther <rguenther@suse.de>
23715 PR middle-end/34856
23716 * tree-cfg.c (verify_expr): Allow all invariant expressions
23717 instead of just constant class ones as reference argument.
23718 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23719 like any other constant.
23720 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23722 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23724 * regmove.c (fixup_match_1): Update call crossed frequencies.
23726 2008-01-21 Richard Guenther <rguenther@suse.de>
23729 * tree-inline.c (setup_one_parameter): Deal with mismatched
23730 types using a VIEW_CONVERT_EXPR.
23732 2008-01-21 Alon Dayan <alond@il.ibm.com>
23733 Olga Golovanevsky <olga@il.ibm.com>
23735 PR tree-optimization/34701
23736 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23737 when the structure size is not a power of 2.
23739 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23741 * doc/install.texi: Add doc for --enable-checking=df.
23743 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23745 PR rtl-optimization/34808
23746 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23748 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23750 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23753 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23755 PR rtl-optimization/26854
23756 PR rtl-optimization/34400
23757 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23759 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23760 (df_rd_bb_info.expanded_lr_out): New.
23761 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23762 * loop_iv.c (iv_analysis_loop_init): Ditto.
23763 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23764 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23765 Added code to allocate, initialize or free expanded_lr_out.
23766 (df_rd_bb_local_compute_process_def): Restructured to make
23767 more understandable.
23768 (df_rd_confluence_n): Add code to do nothing with fake edges and
23769 code to no apply invalidate_by_call sets if the sets are being trimmed.
23770 (df_lr_local_finalize): Renamed to df_lr_finalize.
23771 (df_live_local_finalize): Renamed to df_live_finalize.
23773 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23776 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23777 deciding whether to use reciprocal instructions.
23779 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23781 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23782 dwarf2out_note_section_used if cold_text_section is NULL.
23784 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23786 PR gcov-profile/34610
23787 * tree-cfg.c (make_edges): Mark both outgoing edges from
23788 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23789 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23790 from OMP_FOR and OMP_CONTINUE outgoing edges.
23792 * tree-profile.c (tree_profiling): Return early if
23793 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23795 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23796 from cfun to child_cfun.
23797 * function.h (struct function): Add after_tree_profile bit.
23799 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23801 * config/avr/avr.S (_exit): Disable interrupt.
23803 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23804 Steven Bosscher <stevenb.gcc@gmail.com>
23806 PR rtl-optimization/26854
23807 PR rtl-optimization/34400
23808 * df-problems.c (df_live_scratch): New scratch bitmap.
23809 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23810 (df_live_reset): Clear the proper bitmaps.
23811 (df_live_bb_local_compute): Only process the artificial defs once
23812 since the order is not important.
23813 (df_live_init): Init the df_live sets only with the variables
23814 found live by df_lr.
23815 (df_live_transfer_function): Use the df_lr sets to prune the
23816 df_live sets as they are being computed.
23817 (df_live_free): Free df_live_scratch.
23819 2008-01-18 Ian Lance Taylor <iant@google.com>
23821 * common.opt: Add fmerge-debug-strings.
23822 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23823 flag_merge_debug_strings rather than flag_merge_constants.
23824 * doc/invoke.texi (Option Summary): Mention
23825 -fmerge-debug-strings.
23826 (Debugging Options): Document -fmerge-debug-strings.
23828 2008-01-18 Ian Lance Taylor <iant@google.com>
23831 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23832 (struct tree_function_decl): Add new field operator_new_flag.
23833 * tree-inline.c (expand_call_inline): When inlining a call to
23834 operator new, force the return value to go into a variable, and
23835 set DECL_NO_TBAA_P on that variable.
23836 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23838 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23841 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23842 DWARF2_DEBUGGING_INFO.
23843 (dwarf2out_note_section_used): Ditto. Add prototype.
23844 (have_multiple_function_sections, text_section_used,
23845 cold_text_section_used, *cold_text_sections): Move declarations
23848 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23850 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23851 field and add signal_ra.
23852 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23853 assignments to frame state pc. Move end of stack check after
23854 MD_FALLBACK_FRAME_STATE_FOR.
23855 (uw_update_context_1): Use frame state signal_regs if set, instead
23856 of checking signal_frame flag.
23857 (uw_update_context): Use frame state signal_ra if set.
23858 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23859 * config/xtensa/linux-unwind.h: New file.
23861 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23863 * modulo-sched.c (get_sched_window): Fix comment typo.
23865 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23867 PR tree-optimization/34648
23868 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23870 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23872 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23873 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23875 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23877 PR rtl-optimization/34400
23878 * df-core.c (df_worklist_dataflow_overeager,
23879 df_worklist_dataflow_doublequeue): New functions.
23880 (df_worklist_dataflow): Two different worklist solvers.
23881 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23884 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23887 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23888 and ftree-parallelize-loops.
23890 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23892 PR rtl-optimization/34826
23893 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23895 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23897 * global.c (find_reg): Mark the eh regs as used if necessary.
23898 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23899 * ra.h (struct allocno): no_eh_reg field added. Changed
23900 no_stack_reg type to bitfield.
23902 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23904 * tree.c (substitute_in_expr): Add missing 'break'.
23906 2008-01-17 Richard Guenther <rguenther@suse.de>
23908 PR tree-optimization/34825
23909 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23910 x / x as division to handle.
23912 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23914 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23915 "-pthread" is specified.
23916 * pa-hpux11.h (LIB_SPEC): Likewise.
23918 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23919 Peter Bergner <bergner@vnet.ibm.com>
23921 PR rtl-optimization/33796
23922 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23924 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23926 PR libgfortran/34699
23927 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23929 * pa-hpux10.h (LINK_SPEC): Likewise.
23930 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23932 2008-01-16 Richard Guenther <rguenther@suse.de>
23934 PR middle-end/32628
23935 * fold-const.c (fold_convert_const_int_from_int): Do not
23936 set overflow if that occured only because of a sign extension
23937 change when converting from/to a sizetype with the same
23938 precision and signedness.
23940 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23943 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23944 location address to the correct place. Update copyright year.
23946 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23948 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23949 no dependences in the dependence_relations vector.
23951 2008-01-16 Jan Hubicka <jh@suse.cz>
23953 PR rtl-optimization/31396
23954 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23955 * cfg.c (dump_reg_info): Print it.
23956 * regs.h (struct reg_info_t): add freq_calls_crossed.
23957 (REG_FREQ_CALLS_CROSSED): New macro.
23958 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23959 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23960 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23961 regmove_optimize): Update call crossed frequencies.
23962 * local-alloc.c (struct qty): Add freq_calls_crossed.
23963 (alloc_qty): Copute freq_calls_crossed.
23964 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23965 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23966 * ra.h (struct allocno): Add freq_calls_crossed.
23968 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23970 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23971 libgomp when compiling with ftree-parallelize-loops.
23972 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23974 2008-01-16 Richard Guenther <rguenther@suse.de>
23976 PR tree-optimization/34769
23977 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23978 * tree.c (int_cst_value): Instead make this function more
23979 permissive in what it accepts as valid input. Document this
23980 function always sign-extends the value.
23982 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23983 Richard Guenther <rguenther@suse.de>
23986 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23987 (gimple_fold_indirect_ref_rhs): ... this.
23988 (gimple_fold_indirect_ref): New function with foldings
23989 that preserve lvalueness.
23990 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23991 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23992 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23993 to fold an INDIRECT_REF, fall back to the old use of
23994 fold_indirect_ref_1.
23996 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23998 * tree-data-ref.c (subscript_dependence_tester_1): Call
23999 free_conflict_function.
24000 (compute_self_dependence): Same.
24002 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24005 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
24006 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
24008 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
24009 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
24010 for DWARF2_UNWIND_INFO targets.
24012 2008-01-16 Richard Guenther <rguenther@suse.de>
24015 * c-typeck.c (common_pointer_type): Do not merge inconsistent
24016 type qualifiers for function types.
24018 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
24020 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
24021 loop_iterator li from previous commit.
24023 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
24025 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
24027 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24029 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
24030 (parallelize_loops): Don't parallelize irreducible components.
24032 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24035 * c-opts (c_common_post_options): Do not enable CPP
24036 flag_pedantic_errors by default.
24038 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
24040 PR rtl-optimization/31944
24041 * cse.c (remove_pseudo_from_table): New function.
24042 (merge_equiv_classes): Use above function to remove pseudo-registers.
24043 (invalidate): Likewise.
24045 2008-01-13 Richard Guenther <rguenther@suse.de>
24047 PR middle-end/34601
24048 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24049 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24051 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24053 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24054 validate_change to unshare the source of the PC set.
24056 2008-01-12 Jan Hubicka <jh@suse.cz>
24058 PR middle-end/32135
24059 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24060 references above array bounds. This might trigger bounds checks for
24061 pointers to arrays.
24063 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24065 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24066 new_replaceable_dependencies.
24068 2008-01-12 Doug Kwan <dougkwan@google.com>
24070 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24071 instead of OPT_Wreturn_type in warning due to ignored return type
24073 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24074 options included in -Wextra.
24075 * c.opt: New option -Wignored_qualifiers.
24076 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24077 -Wignore_qualifiers.
24078 (-Wignored-qualifiers): Document.
24079 (-Wreturn-type): Remove description of functionality now handled
24080 by -Wignored-qualifiers.
24082 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24085 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24086 NOP_EXPR if it is between integral types with the same precision.
24088 2008-01-12 Jan Hubicka <jh@suse.cz>
24091 * invoke.texi (max-inline-recursive-depth): Fix default value.
24093 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24095 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24098 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24100 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24102 2008-01-11 James E. Wilson <wilson@specifix.com>
24105 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24107 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24109 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24110 save/restore frame pointer register and don't use 'call-prologues'
24111 optimization in function with "OS_task" attribute.
24113 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24115 PR middle-end/31309
24116 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24117 when copying to memory.
24119 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24121 PR rtl-optimization/30905
24122 * cfgcleanup.c: Include dce.h
24123 (crossjumps_occured): New global variable.
24124 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24125 If something changed, set crossjumps_occured to true.
24126 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24127 Don't add/remove fake edges to exit here...
24128 (cleanup_cfg): ...but do it here, when crossjumping.
24129 Run a fast DCE when successful crossjumps occured in the latest
24130 iteration of try_optimize_cfg.
24132 2008-01-11 Richard Guenther <rguenther@suse.de>
24134 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24135 (struct vn_unary_op_s): Likewise.
24136 (vn_reference_insert): Free old reference on hash collision.
24138 2008-01-10 Raksit Ashok <raksit@google.com>
24140 PR rtl-optimization/27971
24141 * combine.c (find_split_point): Split PLUS expressions which are
24142 inside a MEM rtx, and whose first operand is complex.
24144 2008-01-10 DJ Delorie <dj@redhat.com>
24146 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24147 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24148 (m32c_hard_regno_ok): Call the underlying function.
24150 2008-01-10 Richard Guenther <rguenther@suse.de>
24152 PR middle-end/34683
24153 * tree-cfg.c (tree_merge_blocks): Do not go through the
24154 full-blown folding and stmt updating path if we just deal
24155 with virtual operands.
24156 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24157 test for abnormal SSA_NAMEs.
24159 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24161 PR middle-end/34641
24162 * reload.c (push_reload): Add assertions. All constants from
24163 reg_equiv_constant should have been used for replacing the respective
24165 (find_reloads_address): Invoke find_reloads_address_part for
24166 constant taken from the reg_equiv_constant array.
24168 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24170 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24171 field (valnum) the first in the struct. Replace bools with
24174 2008-01-10 Richard Guenther <rguenther@suse.de>
24176 PR tree-optimization/34651
24177 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24178 types and ordering for masking and converting.
24180 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24182 PR tree-optimization/34017
24183 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24184 also for PHI_NODE expressions.
24186 2008-01-09 Jan Hubicka <jh@suse.cz>
24188 PR tree-optimization/34708
24189 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24190 based on number of case labels.
24191 (init_inline_once): Remove switch_cost.
24192 * tree-inline.h (eni_weights_d): Remove switch_cost.
24194 2008-01-09 Richard Guenther <rguenther@suse.de>
24195 Andrew Pinski <andrew_pinski@playstation.sony.com>
24197 PR middle-end/30132
24198 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24199 temporary if an rvalue is ok or an lvalue is not required.
24201 2008-01-09 Richard Guenther <rguenther@suse.de>
24203 PR middle-end/34458
24204 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24205 adjust return type.
24207 2008-01-09 Richard Guenther <rguenther@suse.de>
24209 PR middle-end/34679
24210 * tree.c (host_integerp): Check for sizetype only if the
24211 type is an integer type.
24213 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24216 * opts.c (decode_options): Disable inlining of functions called
24217 once if not in unit-at-a-time mode.
24219 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24221 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24223 2008-01-08 Richard Guenther <rguenther@suse.de>
24225 PR middle-end/31863
24226 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24227 out early if the result will be unused.
24229 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24234 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24235 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24238 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24240 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24241 for vectorization tuned.
24243 2008-01-08 Richard Guenther <rguenther@suse.de>
24245 PR tree-optimization/34683
24246 * tree-ssa-operands.c (operand_build_cmp): Export.
24247 * tree-ssa-operands.h (operand_build_cmp): Declare.
24248 * tree-vn.c (vuses_compare): Remove.
24249 (sort_vuses): Use operand_build_cmp.
24250 (sort_vuses_heap): Likewise.
24251 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24252 to re-use old VEC if available. Do not sort already sorted VUSEs.
24253 (vdefs_to_vec): Do not sort already sorted VDEFs.
24255 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24257 PR middle-end/34694
24258 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24260 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24263 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24264 limitations of reciprocal sequences on x86 targets.
24266 2008-01-08 Richard Guenther <rguenther@suse.de>
24268 PR tree-optimization/34683
24269 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24271 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24274 * config/darwin.c (darwin_mergeable_string_section): Don't use
24275 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24277 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24280 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24281 negxf2. Macroize expander using X87MODEF mode iterator. Change
24282 predicates of op0 and op1 to register_operand.
24283 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24284 expander using X87MODEF mode iterator. Change predicates of
24285 op0 and op1 to register_operand.
24286 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24287 corresponding patterns and macroize using MODEF macro. Change
24288 predicates of op0 and op1 to register_operand and remove
24289 "m" constraint. Disparage "r" alternative with "!".
24290 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24291 macroize using X87MODEF macro. Change predicates of op0 and op1
24292 to register_operand and remove "m" constraint. Disparage "r"
24293 alternative with "!".
24294 (absneg splitter with memory operands): Remove.
24295 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24296 patterns and macroize using X87MODEF mode iterator.
24297 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24298 Change predicate of op1 to register_operand.
24299 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24300 for memory operands.
24302 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24304 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24306 2008-01-07 Richard Guenther <rguenther@suse.de>
24308 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24311 2008-01-07 Richard Guenther <rguenther@suse.de>
24313 PR tree-optimization/34683
24314 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24315 VOPs of the needed size to save memory. Use VEC_quick_push
24316 to save compile-time.
24317 (vdefs_to_vec): Likewise.
24319 2008-01-07 Sa Liu <saliu@de.ibm.com>
24321 * config/spu/spu.md (divdf3): Genetate inline code for double
24322 division. The implementation doesn't handle INF or NAN, therefore it
24323 only applies when -ffinite-math-only is given.
24325 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24328 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24329 * doc/cpp.texi ([Common Predefined Macros]): Document.
24331 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24333 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24334 order to use commutative addition instead of subtraction.
24336 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24337 Mircea Namolaru <namolaru@il.ibm.com>
24338 Vladimir Yanovsky <yanov@il.ibm.com>
24339 Revital Eres <eres@il.ibm.com>
24341 PR tree-optimization/34263
24342 * tree-outof-ssa.c (process_single_block_loop_latch,
24343 contains_tree_r): New functions.
24344 (analyze_edges_for_bb): Call process_single_block_loop_latch
24345 function to empty single-basic-block latch block if possible.
24347 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24349 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24351 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24353 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24355 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24357 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24359 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24361 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24363 PR tree-optimization/34618
24364 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24367 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24370 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24371 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24372 Update copyright year.
24374 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24375 Update copyright year.
24376 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24379 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24381 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24382 edge does not point to current bb before changing need_assert.
24384 2008-01-04 Richard Guenther <rguenther@suse.de>
24386 PR middle-end/34029
24387 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24388 for verifying purposes if they are is_gimple_min_invariant.
24390 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24392 PR tree-optimization/34448
24393 PR tree-optimization/34465
24394 * gimplify.c (gimplify_init_constructor): Add new parameter
24395 notify_temp_creation. Use it.
24396 (gimplify_modify_expr_rhs): Take volatiles into account when
24397 optimizing constructors.
24398 Do not optimize constructors if gimplify_init_constructor will dump to
24400 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24401 * gcc.c-torture/compile/pr34448.c: New.
24403 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24405 PR gcov-profile/34609
24406 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24407 return_slot if result is TREE_ADDRESSABLE.
24409 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24411 * config/mips/mips.md (sqrt_condition): Tweak comment.
24412 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24414 2008-01-03 Tom Tromey <tromey@redhat.com>
24417 * c-common.c (c_type_hash): Handle VLAs.
24419 2008-01-03 Jan Hubicka <jh@suse.cz>
24421 PR tree-optimization/31081
24422 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24423 0 when inlining and not inlining to first basic block.
24424 (remap_decl): When var is initialized to 0, don't set default_def.
24425 (expand_call_inline): Set entry_bb.
24426 * tree-inline.h (copy_body_data): Add entry_bb.
24428 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24431 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24434 PR tree-optimization/29484
24435 * tree-inline.c (inline_forbidden_p_2): New function.
24436 (inline_forbidden_p): Disallow inlining if some static var
24437 has an address of a local LABEL_DECL in its initializer.
24438 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24441 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24443 PR tree-optimization/34635
24444 * tree-data-ref.c (add_other_self_distances): Make sure that the
24445 evolution step is constant.
24447 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24449 PR middle-end/34608
24450 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24452 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24454 * tree-sra.c (scalarize_init): Insert the generate_element_init
24455 statements after the generate_element_zero statements.
24457 2008-01-02 Richard Guenther <rguenther@suse.de>
24459 PR middle-end/34093
24460 PR middle-end/31976
24461 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24462 for very large number of operands instead of ICEing.
24464 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24467 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24468 while stack probing.
24470 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24472 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24475 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24477 PR libmudflap/26442
24478 * tree-mudflap.c (mx_register_decls): Guard warning by
24479 !DECL_ARTIFICIAL check.
24481 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24483 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24484 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24485 sse5_perm<mode>): Fix constraints.