1 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3 PR tree-optimization/37662
4 PR tree-optimization/37663
5 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
6 get_value_range with non-SSA_NAME. Don't assert operands have been
7 folded, instead just bail out.
9 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
13 2008-09-30 Richard Guenther <rguenther@suse.de>
16 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
17 build restrict-qualified pointers.
18 (vectorizable_store): Move alias check later.
19 (vectorizable_load): Likewise.
21 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
23 * c-common.c (empty_if_body_warning): Remove.
24 * c-common.h (empty_if_body_warning): Remove.
25 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
26 here the -Wempty-body warning for `if' and `else' statements.
27 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
29 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
31 * config/i386/i386.opt: Add msse2avx.
33 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
34 * config/i386/linux64.h (ASM_SPEC): Likewise.
36 * doc/invoke.texi: Document -msse2avx.
38 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
40 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
42 2008-09-29 Joseph Myers <joseph@codesourcery.com>
44 * ifcvt.c (noce_emit_store_flag): If using condition from original
45 jump, reverse it if if_info->cond was reversed.
47 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
49 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
50 non-constant memory if it cannot be forced to constant memory.
51 Overhaul surrounding code and factor out common condition.
53 2008-09-29 Jeff Law <law@redhat.com>
55 * reload1.c (alter_reg): Add missing curly braces.
57 2008-09-29 Michael J. Eager <eager@eagercon.com>
59 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
61 * config/rs6000/rs6000.c (rs6000_override_options): Move
62 rs6000_init_hard_regno_mode_ok after all options changed.
63 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
64 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
65 -msimple-fpu flags. Add warning messages if single FP not configured.
66 (rs6000_file_start): Output gnu_attribute for single-float.
67 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
68 (rs6000_legitimize_address): Likewise.
69 (rs6000_legitimize_reload_address): Likewise.
70 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
72 (function_arg_advance): Likewise (partial conversion).
73 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
74 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
76 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
77 (rs6000_emit_prologue): Likewise.
78 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
80 (rs6000_libcall_value): Likewise.
81 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
82 (TARGET_DOUBLE_FLOAT): New default to 1
83 (TARGET_SIMPLE_FPU): New default to 0
84 (TARGET_SINGLE_FPU): New default to 0
85 (TARGET_SINGLE_FLOAT_MODE): New.
86 (TARGET_DOUBLE_FLOAT_MODE): New.
87 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
88 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
90 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
91 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
92 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
93 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
94 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
95 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
96 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
97 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
98 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
99 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
100 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
101 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
102 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
103 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
104 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
105 cmptf_internal1, *cmptf_internal2): Condition on
107 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
108 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
109 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
110 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
111 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
112 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
114 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
115 * config/rs6000/rs6000.opt (-msingle-float): New.
116 (-mdouble-float): New.
118 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
119 -msingle-float, -mdouble-float, -msimple-fpu options.
120 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
121 _SOFT_DOUBLE for -msingle-float.
122 * config.gcc: New config for target=powerpc-xilinx-eabi.
124 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
126 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always have
128 (new_scop): Take entry and exit edge to define new SCoP.
129 (sd_region_p): New structure used during SCoP detection.
130 (move_scops): Delete.
131 (move_sd_regions): New.
132 (scopdet_info): Change the definition from edges back to basic_blocks.
133 (scopdet_edge_info): Work on basic_blocks and rename to
134 scopdet_basic_block_info.
135 (split_difficult_bb): At the moment removed. We should later
136 add it at another place.
137 (build_scops_1): Work on basic_blocks.
138 (bb_in_sd_region): New.
139 (find_single_entry_edge): New.
140 (find_single_exit_edge): New.
141 (create_single_entry_edge): New.
142 (sd_region_without_exit): New.
143 (create_single_exit_edge): New.
144 (unmark_exit_edges): New.
145 (mark_exit_edges): New.
146 (create_sese_edges): New.
147 (build_graphite_scops): New.
148 (build_scops): Make SCoPs SESE.
149 (limit_scops): Use the new functions.
151 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
153 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
155 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
158 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
159 address to a register before taking the lower part.
161 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
163 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
166 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
167 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
170 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
171 the newly created variable.
172 Create a VECTOR_CST of all 1s for vector types.
174 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
177 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
179 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
181 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
182 order to convert between modes.
183 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
185 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
187 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
190 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
193 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
197 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
199 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
200 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
201 them to yield false with MIPS16.
203 2008-09-26 Jakub Jelinek <jakub@redhat.com>
206 * dwarf2out.c (tls_mem_loc_descriptor): New function.
207 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
208 mem_loc_descriptor failed. Accept UNSPEC.
209 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
210 fail if one of the loc_descriptor calls for pieces failed.
211 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
212 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
213 if loc_descriptor_from_tree_1 on offset failed.
216 * opts.c (common_handle_option): Don't call print_specific_help with
217 CL_SAVE as first argument.
219 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
220 Steve Ellcey <sje@cup.hp.com>
222 * configure: Regenerate for new libtool.
225 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
227 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
228 alias set on MEM when saving stack pointer.
229 * config/rs6000/rs6000.md (allocate_stack): Likewise
231 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
233 PR tree-optimization/37574
234 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
235 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
236 instead of vector_type for constants. Take computation out of loop.
237 (vect_get_vec_def_for_operand): Use only vectype for constant case,
238 and use only vector_type for invariant case.
239 (get_initial_def_for_reduction): Use vectype instead of vector_type.
241 2008-09-25 Jakub Jelinek <jakub@redhat.com>
244 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
245 the decl is a VAR_DECL or FUNCTION_DECL.
247 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
250 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
251 (mark_ref_live, mark_ref_dead): Use them.
252 (def_conflicts_with_inputs_p): Remove.
253 (mark_early_clobbers): New function.
254 (process_bb_node_lives): Call preprocess_constraints and
257 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
259 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
262 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
263 (ira_compress_allocno_live_ranges): New prototype.
265 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
266 (coalesced_allocnos_living_at_program_points): New.
267 (coalesced_allocnos_live_at_points_p,
268 set_coalesced_allocnos_live_points): New functions.
269 (coalesce_spill_slots): Rewrite.
271 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
272 ira_compress_allocno_live_ranges): New functions.
274 * ira-build.c (ira_flattening): Call
275 ira_compress_allocno_live_ranges.
278 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
280 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
283 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
285 * combine.c (make_compound_operation): Handle the 'E' format.
286 (count_rtxs): Likewise.
287 (update_table_tick): Likewise.
288 (get_last_value_validate): Likewise.
290 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
292 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
294 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
296 * matrix-reorg.c (transform_allocation_sites): Initializers
297 added to avoid the warning.
299 2008-09-25 Martin Jambor <mjambor@suse.cz>
301 * cgraph.c (free_nodes): New variable.
302 (NEXT_FREE_NODE): New macro.
303 (cgraph_create_node): Reuse nodes from the free list. Do not
304 update uid if doing so.
305 (cgraph_remove_node): Add the node to the free list.
307 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
309 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
311 2008-09-24 Richard Henderson <rth@redhat.com>
313 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
314 * unwind-dw2.c (execute_stack_op): Handle it.
316 2008-09-24 David Edelsohn <edelsohn@gnu.org>
319 2008-09-24 Michael J. Eager <eager@eagercon.com>
321 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
323 * c-common.c (fname_decl): New location argument.
324 * c-common.h (fname_decl): Same.
325 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
327 (c_parser_typeof_specifier): Same.
328 (c_parser_parms_list_declarator): Same.
329 (c_parser_asm_string_literal): Same.
330 (c_parser_compound_statement_nostart): Same.
331 (c_parser_label): Same.
332 (c_parser_do_statement): Same.
333 (c_parser_asm_statement): Same.
334 (c_parser_unary_expression): Same.
335 (c_parser_sizeof_expression): Same.
336 (c_parser_postfix_expression): Same.
337 (c_parser_pragma): Same.
338 (c_parser_omp_clause_collapse): Same.
339 (c_parser_omp_clause_num_threads): Same.
340 (c_parser_omp_clause_schedule): Same.
341 (c_parser_omp_all_clauses): Same.
342 (c_parser_omp_sections_scope): Same.
343 (c_parser_omp_for_loop): Same. Pass condition's location to
344 c_objc_common_truthvalue_conversion.
345 (c_parser_enum_specifier): Remove comment.
347 2008-09-24 Michael J. Eager <eager@eagercon.com>
349 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
351 * config/rs6000/rs6000.c (rs6000_override_options): Move
352 rs6000_init_hard_regno_mode_ok after all options changed.
353 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
354 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
355 -msimple-fpu flags. Add warning messages if single FP not configured.
356 (rs6000_file_start): Output gnu_attribute for single-float.
357 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
358 (rs6000_legitimize_address): Likewise.
359 (rs6000_legitimize_reload_address): Likewise.
360 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
362 (function_arg_advance): Likewise.
363 (function_arg): Likewise.
364 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
365 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
367 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
368 (rs6000_emit_prologue): Likewise.
369 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
371 (rs6000_libcall_value): Likewise.
372 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
373 (TARGET_DOUBLE_FLOAT): New default to 1
374 (TARGET_SIMPLE_FPU): New default to 0
375 (TARGET_SINGLE_FPU): New default to 0
376 (TARGET_SINGLE_FLOAT_MODE): New.
377 (TARGET_DOUBLE_FLOAT_MODE): New.
378 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
379 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
381 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
382 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
383 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
384 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
385 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
386 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
387 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
388 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
389 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
390 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
391 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
392 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
393 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
394 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
395 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
396 cmptf_internal1, *cmptf_internal2): Condition on
398 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
399 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
400 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
401 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
402 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
403 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
405 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
406 * config/rs6000/rs6000.opt (-msingle-float): New.
407 (-mdouble-float): New.
409 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
410 -msingle-float, -mdouble-float, -msimple-fpu options.
411 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
412 _SOFT_DOUBLE for -msingle-float.
413 * config.gcc: New config for target=powerpc-xilinx-eabi.
415 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
417 * config/sparc/constraints.md: New file.
418 * config/sparc/sparc.md: Include it.
419 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
420 (sparc_extra_constraint_check): Delete.
421 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
422 (memory_ok_for_ldd): New predicate.
423 (sparc_extra_constraint_check): Delete.
424 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
425 (CONST_OK_FOR_LETTER_P): Likewise.
426 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
427 (EXTRA_CONSTRAINT): Likewise.
429 2008-08-23 Steve Ellcey <sje@cup.hp.com>
431 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
433 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
435 * alias.c (find_base_value): Use FIND_BASE_TERM.
436 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
438 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
440 * config/i386/i386.c: Include cselib.h.
441 (ix86_pic_register_p): New function.
442 (ix86_delegitimize_address): Use it to check for the PIC register.
444 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
446 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
447 * config/i386/i386.c (ix86_find_base_term): Don't check for
448 SYMBOL_REF and LABEL_REF.
450 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
452 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
453 constant PLUS in a CONST.
455 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
457 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
458 check for sibcall support for w64.
460 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
462 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
464 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
466 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
467 parser_build_binary_op.
468 * c-decl.c (build_enumerator): Pass location to build_binary_op.
469 * c-typeck.c (build_array_ref): Same.
470 (parser_build_unary_op): New location argument.
471 (pointer_diff): Pass location to build_binary_op,
472 c_objc_common_truthvalue_conversion.
473 (build_modify_expr): Same.
474 (build_unary_op): New location argument.
475 (build_binary_op): New location argument.
476 (c_objc_common_truthvalue_conversion): Pass location to
477 c_*common_truthvalue_conversion.
478 * c-convert.c (convert): Same.
479 * c-common.c (binary_op_error): New location argument.
480 (pointer_int_sum): Pass location to build_binary_op.
481 (c_common_truthvalue_conversion): New location argument.
482 (warn_for_sign_compare): Same.
483 * c-common.h: Add location argument to c_common_truthvalue_conversion,
484 binary_op_error, build_binary_op, warn_for_sign_compare.
485 * c-parser.c (c_parser_condition): Pass location to
486 c_*common_truthvalue_conversion.
487 (c_parser_conditional_expression): Save condition's location and pass
489 (c_parser_binary_expression): Same, but for the binary operator's
491 (c_parser_omp_for_loop): Pass location to
492 c_objc_common_truthvalue_conversion.
494 2008-09-23 Martin Jambor <mjambor@suse.cz>
496 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
497 (cgraph_node_remove_callees): New temporary f. Hold the next item
499 (cgraph_node_remove_callers): Likewise.
501 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
502 (ipa_node_removal_hook): Likewise.
504 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
505 gimple_call_copy_skip_args and moved to the gimple_call section.
506 * gimple.c (gimple_copy_call_skip_args): Renamed to
507 gimple_call_copy_skip_args. Changed al users.
509 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
511 * ira-color.c (start_allocno_priorities): Rename to
512 setup_allocno_priorities. Use costs and
513 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
514 range lengths. Get rid off doubles.
515 (ira_fast_allocations): Call start_allocno_priorities.
517 2008-09-22 David Daney <ddaney@avtrex.com>
520 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
521 register if TARGET_LONG_CALLS.
523 2008-09-22 Richard Guenther <rguenther@suse.de>
525 PR tree-optimization/37145
526 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
527 value-numbering union accesses with their offset and size only.
528 (visit_reference_op_load): Fix simplification of inserted conversions.
529 * tree-ssa-pre.c (find_or_generate_expression): Do not
530 recursively generate expressions if running FRE.
532 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
534 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
535 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
536 *baddu_di<mode>): New patterns.
538 2008-09-22 Richard Guenther <rguenther@suse.de>
540 PR tree-optimization/37145
541 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
542 (phi_translate_1): Constant fold references.
544 2008-09-22 Ira Rosen <irar@il.ibm.com>
546 PR tree-optimization/37482
547 * tree-vectorizer.h (struct _slp_instance): Add new field.
548 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
549 (get_earlier_stmt): New function.
550 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
552 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
553 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
554 asserts that GSI points to the scalar statement being vectorized.
555 Set new statement location according to GSI.
556 (vect_schedule_slp_instance): Use GSI of
557 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
559 2008-09-21 Jan Hubicka <jh@suse.cz>
561 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
562 (ipcp_insert_stage): Update dead_nodes bitmap.
564 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
567 * config/i386/t-cygming (SHLIB_LC): Remove.
568 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
569 * config/i386/t-cygwin (SHLIB_LC): Specify all required
572 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
576 * final.c (mark_symbol_ref_as_used): New helper function.
577 (output_operand): Instead of just looking inside MEMs for
578 SYMBOL_REFs, use new helper function and for_each_rtx.
579 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
580 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
581 Make head comment more general.
582 * config/darwin.c (machopic_output_indirection): Handle weak
583 references here, like in assemble_external.
585 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
587 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
588 (sparc_emit_float_lib_cmp): Change return type.
589 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
590 (gen_compare_operator): New function.
591 (sparc_emit_float_lib_cmp): Return the new operator to be used in
592 the comparison sequence. Minor tweaks.
593 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
594 that the final operator and the result of sparc_emit_float_lib_cmp
595 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
596 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
597 buneq, bunge, bunle, bltgt): Assert that the final operator and the
598 result of sparc_emit_float_lib_cmp match for software TFmode.
599 (movqicc, movhicc, movsicc, movdicc): Merge into...
600 (mov<I:mode>cc): ...this.
601 (movsfcc, movdfcc, movtfcc): Merge into...
602 (mov<F:mode>cc): ...this.
603 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
605 (mov<I:mode>_cc_v9): ...this.
606 (movdi_cc_sp64_trunc): Delete.
607 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
608 movdi_cc_reg_sp64): Merge into...
609 (mov<I:mode>_cc_reg_sp64): ...this.
610 (movsf_cc_sp64): Rename into...
611 (movsf_cc_v9): ...this.
612 (movdf_cc_sp64): Rename into...
613 (movdf_cc_v9): ...this.
614 (movtf_cc_hq_sp64): Rename into...
615 (movtf_cc_hq_v9): ...this.
616 (movtf_cc_sp64): Rename into...
617 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
619 2008-09-21 Diego Novillo <dnovillo@google.com>
621 * doc/gccint.texi: Include generic.texi and gimple.texi.
623 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
624 (GIMPLE): Move to gimple.texi.
625 (Annotations): Remove references to to stmt_ann_t and
627 (SSA Operands): Rename from 'Statement Operands'.
628 * doc/generic.texi: New.
629 * doc/gimple.texi: New.
630 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
632 * Makefile.in (TEXI_GCCINT_FILES):
633 * gimple.c (gimple_copy_call_skip_args): Rename from
634 giple_copy_call_skip_args. Update all users.
635 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
637 2008-09-21 Ira Rosen <irar@il.ibm.com>
639 PR tree-optimization/37539
640 * tree-vect-transform.c (vect_transform_strided_load): Save vector
641 statement in related statement field only for the first load of the
642 group of loads with the same data reference.
644 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
646 * config/mips/mips.h (TUNE_OCTEON): New macro.
647 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
648 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
649 * config/mips/octeon.md: New file.
650 * config/mips/mips.md: Include octeon.md. Restore
651 semi-alphabetical order of include files.
653 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
656 * config/i386/i386.md (*jcc_fused_1): Removed.
657 (*jcc_fused_2): Likewise.
658 (*jcc_fused_3): Likewise.
659 (*jcc_fused_4): Likewise.
661 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
663 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
664 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
665 * target.h (gcc_target): Add ira_cover_classes.
666 * ira.c: Remove IRA_COVER_CLASSES guards.
667 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
668 instead of IRA_COVER_CLASSES.
669 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
670 (setup_class_translate): Likewise.
671 (setup_reg_class_intersect_union): Likewise.
672 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
673 test of targetm.ira_cover_classes.
674 * opts.c (decode_options): Use targetm.ira_cover_classes instead
675 of IRA_COVER_CLASSES.
676 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
677 (TARGET_INITIALIZER): Include it.
678 * targhooks.h (default_ira_cover_classes): Declare.
679 * targhooks.c (default_ira_cover_classes): New function.
681 2008-09-19 Bob Wilson <bob.wilson@acm.org>
683 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
685 2008-09-19 Ian Lance Taylor <iant@google.com>
687 * varasm.c (narrowing_initializer_constant_valid_p): Return
688 NULL_TREE if ENDTYPE is not an integer.
690 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
693 * tree-ssa.c (execute_update_addresses_taken): Also update
694 DECL_GIMPLE_REG_P for vector and complex types.
696 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
697 Jan Hubicka <jh@suse.cz>
700 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
701 empty before freeing them.
702 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
704 2008-09-18 Bob Wilson <bob.wilson@acm.org>
706 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
707 * config/xtensa/predicates.md (tls_symbol_operand): New.
708 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
709 (TARGET_CANNOT_FORCE_MEM): Define.
710 (xtensa_tls_symbol_p): New.
711 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
712 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
713 (xtensa_tls_module_base): New.
714 (xtensa_call_tls_desc): New.
715 (xtensa_legitimize_tls_address): New.
716 (xtensa_legitimize_address): Handle TLS symbols.
717 (xtensa_tls_referenced_p_1): New.
718 (xtensa_tls_referenced_p): New.
719 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and UNSPEC_DTPOFF.
720 (XTENSA_BUILTIN_THREAD_POINTER): New.
721 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
722 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3 builtin.
723 Add declarations for __builtin_thread_pointer and
724 __builtin_set_thread_pointer.
725 (xtensa_fold_builtin): Recognize new builtins.
726 (xtensa_expand_builtin): Expand new builtins.
727 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
728 (TARGET_THREADPTR): Define.
729 (HAVE_AS_TLS): Define default value.
730 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
731 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
732 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
733 (UNSPECV_SET_TP): New.
734 (sym_TPOFF, sym_DTPOFF): New.
735 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
736 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
737 * configure: Regenerated.
739 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
742 * config/ia64/ia64.c (ia64_optimization_options): Move
743 checking and setting flag_schedule_insns_after_reload and
744 ia64_flag_schedule_insns2 back to ...
745 (ia64_override_options): Here.
747 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
750 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
751 zero extend count after the correction to it is done.
752 (doloop_optimize): Update call to doloop_modify, don't zero extend
755 2008-09-18 Martin Jambor <mjambor@suse.cz>
757 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
759 * ipa-prop.c: Correct comments.
760 * ipa-prop.h: Likewise.
762 2008-09-18 Jan Hubicka <jh@suse.cz>
765 * ipa-reference.c (ipa_reference_local_vars_info_d,
766 ipa_reference_global_vars_info_d,
767 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
768 ipa_reference_vars_info_t): Move here from ipa-reference.h
769 (node_duplication_hook_holder, node_removal_hook_holder): New.
770 (get_reference_vars_info_from_cgraph): Rename to ...
771 (get_reference_vars_info): ... this one, use cgraph uids.
772 (get_local_reference_vars_info, get_global_reference_vars_info):
773 Use cgraph instead of decl.
774 (ipa_reference_get_read_local, ipa_reference_get_written_local): Remove.
775 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
776 ipa_reference_get_written_global, ipa_reference_get_not_written_global): Use
778 (check_call): Simplify avail check.
779 (scan_stmt_for_static_refs): Update.
780 (propagate_bits): Update.
781 (merge_callee_local_info): Remove.
782 (init_function_info): Use cgraph nodes.
783 (clean_function_local_data): Break out from ...
784 (clean_function): ... here.
785 (copy_local_bitmap, copy_global_bitmap): New functions.
786 (duplicate_node_data, remove_node_data): New functions.
787 (generate_summary): Register hooks; use visibility instead of
789 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
790 * ipa-reference.h (ipa_reference_local_vars_info_d,
791 ipa_reference_global_vars_info_d,
792 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
793 ipa_reference_vars_info_t): Move to ipa-reference.c
794 (ipa_reference_get_read_local, ipa_reference_get_written_local):
796 (ipa_reference_get_read_global, ipa_reference_get_written_global,
797 ipa_reference_get_not_read_global, ipa_reference_get_not_written_global):
799 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
800 (init_state): Remove.
801 (node_duplication_hook_holder, node_removal_hook_holder): New.
802 (get_function_state, set_function_state): Use VECtor.
803 (analyze_function): Check body availability.
804 (add_new_function): Likewise.
805 (duplicate_node_data, remove_node_data): New.
806 (generate_summary): Register hooks; do not care about clones.
807 (propafate): Do not care about clones; recursive functions are not looping.
808 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
809 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
810 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
812 * tree-flow.h (function_ann_d): Remove reference_vars_info.
813 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops): Update call of
814 ipa-reference accesors.
816 2008-09-18 Simon Baldwin <simonb@google.com>
818 * c-opts.c (c_common_handle_option): Add handling for
819 -Wbuiltin-macro-redefined command line option.
820 * c.opt: Added builtin-macro-redefined option.
821 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
824 2008-09-18 Richard Guenther <rguenther@suse.de>
826 PR tree-optimization/37258
827 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
828 and signedness for integral types.
829 (vn_phi_eq): Require compatible types.
831 2008-09-18 Jakub Jelinek <jakub@redhat.com>
834 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
835 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
837 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
838 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
839 ggc_free other TREE_LIST nodes from that chain.
840 * function.c (instantiate_decls): Instantiate also DECL_RTL
841 of vars in cfun->local_decls, free that list afterwards.
843 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
845 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
846 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
848 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
850 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
851 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
853 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
855 PR tree-optimization/37102
856 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
857 from a node. Check to see if another PHI is dead.
858 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
859 remove real PHIs which have no uses.
860 (rewrite_out_of_ssa): Call eliminate_useless_phis.
862 2008-09-18 Richard Guenther <rguenther@suse.de>
865 * tree-cfg.c (remove_useless_stmts_1): Remove
866 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
868 2008-09-18 Nick Clifton <nickc@redhat.com>
870 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
871 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
872 to frv_secondary_reload_class.
873 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
874 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
875 (frv_secondary_reload_class): Omit unused parameter.
876 (frv_secondary_reload): New function. Handle the case when
877 secondary_reload_class() is called before the reload_(in|out)
878 _optabs have been initialised.
879 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
881 * config/frv/frv.md: Define an exclusion set between fr550_m0
884 2008-09-18 Richard Guenther <rguenther@suse.de>
886 PR tree-optimization/37456
887 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
888 want to insert after ends a BB insert on the single fallthru
891 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
893 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
894 Mention -march=z9-109, z9-ec and z10.
896 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
898 PR rtl-optimization/37544
899 * regrename.c (maybe_mode_change): Exit early when copy_mode
900 is narrower than orig_mode and narrower than new_mode.
902 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
905 * sched-int.h (struct _haifa_insn_data): Remove unused field
908 * sched-rgn.c (ref_counts): Remove.
909 (insn_referenced): New static variable.
910 (INSN_REF_COUNT): Remove.
911 (sched_run_compute_dependencies): Use insn_referenced instead of
913 (add_branch_dependences): Likewise. Delete dead assignment.
915 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
917 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
918 consumer is an asm. Add comment why this is important.
919 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
920 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
923 2008-09-17 Joseph Myers <joseph@codesourcery.com>
925 * expr.c (emit_group_store): Do not shift before moving via a
928 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
930 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
931 from aggregate to non-aggregate type if the bit pattern is not fully
932 preserved afterwards.
934 2008-09-17 Richard Guenther <rguenther@suse.de>
936 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
937 (verify_gimple_assign): ... this. Split into ...
938 (verify_gimple_assign_unary): ... this,
939 (verify_gimple_assign_binary): ... that,
940 (verify_gimple_assign_single): ... and this.
941 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
942 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
943 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
944 (verify_types_in_gimple_reference): Be forgiving with
946 (verify_gimple_phi): Deal with virtual operands.
948 * tree.def (PREDICT_EXPR): Change to tcc_expression.
950 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
952 * tree.c (get_callee_fndecl): Don't call the language hook.
953 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
954 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
955 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
957 2008-09-17 Jakub Jelinek <jakub@redhat.com>
959 * tree.c (protected_set_expr_location): Don't unnecessarily
960 check for error_mark_node.
962 2008-09-17 Art Haas <ahaas@impactweather.com>
964 * ipa-reference.c (analyze_function): Declare step only if
965 ENABLE_CHECKING is defined.
967 2008-09-17 Jan Hubicka <jh@suse.cz>
970 * tree.h (DECL_INLINE): remove.
971 (DECL_DECLARED_INLINE_P): Update docs.
972 (DECL_NO_INLINE_WARNING_P): new.
973 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
974 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
976 2008-09-17 Jakub Jelinek <jakub@redhat.com>
977 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
980 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
983 2008-09-17 Jan Hubicka <jh@suse.cz>
985 * ipa-reference.c (ipa_obstack): Remove.
986 (local_info_obstack, global_info_obstack): New.
987 (add_static_var): We now handle variables only.
988 (mark_address_taken, mark_load, mark_store): New functions based on ...
989 (check_operand): ... remove.
990 (get_asm_stmt_operands): Rename to ...
991 (check_asm_memory_clobber): ... this. Look only for memory clobber.
992 (scan_stmt_for_static_refs): Rewrite.
993 (scan_op_for_static_refs): Rename to ...
994 (scan_initializer_for_static_refs): do not look for VAR_DECL
995 initializers; stop recursion on types and decls.
996 (ipa_init): Use proper obstacks.
997 (analyze_variable): Use scan_initializer_for_static_refs.
998 (init_function_info): Use local obstack.
999 (analyze_function): Simplify.
1000 (add_new_function): We don't need visited_nodes obstack.
1001 (generate_summary): Use proper obstacks; cleanup after propagation.
1003 2008-09-17 Richard Guenther <rguenther@suse.de>
1006 PR tree-optimization/37491
1007 * alias.c (get_alias_set): Use the canonical type.
1008 * tree-vect-transform.c (vectorizable_store): Use the type of
1009 the lhs for the vector type. Adjust checking.
1010 (vectorizable_load): Adjust checking.
1012 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1013 Adam Nemet <anemet@caviumnetworks.com>
1015 PR rtl-optimization/37483
1016 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1017 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1018 Rearrange code to better match the original comment. Check
1019 t_unconditional first. Improve comment.
1021 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1024 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1025 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1028 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1029 GIMPLE_TRY if cleanup sequence is empty.
1031 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1034 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1035 eliminate IV if the cost are the same.
1037 2008-09-16 Richard Guenther <rguenther@suse.de>
1040 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1043 2008-09-16 Richard Guenther <rguenther@suse.de>
1045 PR tree-optimization/37508
1046 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1048 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1050 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1052 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1054 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1055 use gen_floatdidf2 directly.
1056 (floatunssidf2): Likewise.
1057 (floatsidf_ppc64_mfpgpr): Remove.
1058 (floatsidf_ppc64): Remove.
1059 (floatunssidf_ppc64): Remove.
1061 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1063 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1064 rather than update_cost_queue.
1066 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1067 in every call starting with the second one, instead of only when
1068 alias_bitmap_obstack.elements != NULL.
1070 * tree-predcom.c (filter_suitable_components): Free all refs in
1071 act->refs vector before calling release_component.
1072 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1074 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1076 * tree-loop-linear.c (linear_transform_loops): Initialize
1077 lambda_obstack only after calling perfect_loop_nest_depth.
1078 Goto free_and_continue instead of just continue for later failures.
1081 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1084 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1086 2008-09-14 Andreas Schwab <schwab@suse.de>
1088 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1090 2008-09-14 Jan Hubicka <jh@suse.cz>
1092 * invoke.texi (-fconserve-stack): Document.
1093 * opts.c (decode_options): Handle conserve_stack.
1094 * common.opt (fconvserve_stack): New.
1096 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1098 * config.host: Add x-aix to host_xmake_file.
1099 * config/rs6000/t-aix52: Do not override LDFLAGS.
1100 * config/rs6000/x-aix: New file.
1102 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1108 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1109 is not recognized as a valid register usage. Allow REG_X to be used
1111 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1112 forces a reload when using a base register.
1114 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1116 * config/i386/cygming-crtend.c (register_frame_ctor): If
1117 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1118 directly with atexit.
1119 (deregister_frame_ctor): Rename to ...
1120 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1121 if !DEFAULT_USE_CXA_ATEXIT.
1123 2008-09-13 Jan Hubicka <jh@suse.cz>
1125 * cgraph.c: Include value-prof.h
1126 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1128 2008-09-13 Jan Hubicka <jh@suse.cz>
1131 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1132 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1133 tree_gen_one_value_profiler, tree_gen_average_profiler,
1134 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1136 2008-09-13 Jan Hubicka <jh@suse.cz>
1138 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1139 too many bytes on misalligned blocks.
1141 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1143 * doc/cfg.texi: Fix some typos.
1144 * doc/extend.texi: Likewise.
1145 * doc/install.texi: Likewise.
1146 * doc/invoke.texi: Likewise.
1147 * doc/rtl.texi: Likewise.
1148 * doc/tree-ssa.texi: Likewise.
1150 2008-09-13 Richard Guenther <rguenther@suse.de>
1153 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1154 gimple stores for memory rhs.
1156 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1158 PR rtl-optimization/37489
1159 * cse.c (fold_rtx): Don't return const_true_rtx for float
1160 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1162 2008-09-13 Jan Hubicka <jh@suse.cz>
1164 PR tree-optimization/37392
1165 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1167 2008-09-13 Martin Jambor <mjambor@suse.cz>
1168 Jan Hubicka <jh@suse.cz>
1170 * cgraph.c (free_edges): New variable.
1171 (NEXT_FREE_EDGE): New macro.
1172 (cgraph_free_edge): New function.
1173 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1174 (cgraph_node_remove_callees): Likewise.
1175 (cgraph_node_remove_callers): Likewise.
1176 (cgraph_create_edge): Reuse edges from the free list. Do not
1177 update uid if doing so.
1178 (cgraph_remove_*_hook): Add free call.
1180 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1182 * ira-color.c (conflict_allocno_vec): Delete.
1183 (update_cost_queue_elem): New structure.
1184 (update_cost_queue): New variable.
1185 (update_cost_queue_tail): Likewise.
1186 (update_cost_queue_elems): Likewise.
1187 (allocno_update_cost_check): Delete.
1188 (initiate_cost_update): Allocate update_cost_queue_elems
1189 instead of allocno_update_cost_check.
1190 (finish_cost_update): Update the free()s accordingly.
1191 (start_update_cost): New function.
1192 (queue_update_cost): Likewise.
1193 (get_next_update_cost): Likewise.
1194 (update_copy_costs_1): Inline into...
1195 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1196 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1197 once we've established they are equal. Don't allocate update
1198 costs if there is nothing to add to them.
1199 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1200 DIVISOR arguments. Use a queue instead of recursive calls;
1201 process all the allocnos in the initial queue, rather than
1203 (assign_hard_reg): Use queue_update_cost instead of
1204 conflict_allocno_vec. Queue coalesced allocnos instead
1205 of calling update_conflict_hard_regno_costs for each one.
1206 Just call update_conflict_hard_regno_costs once for the
1208 (ira_color): Remove conflict_allocno_vec handling.
1210 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1212 PR tree-optimization/37484
1213 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1214 (save_var_name): Same.
1215 (initialize_cloog_names): Same.
1216 (initialize_cloog_names): Same.
1218 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1220 * tree-scalar-evolution.c (set_instantiated_value): Set
1223 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1227 * ira-build.c (common_loop_tree_node_dominator): Remove.
1228 (copy_live_ranges_to_removed_store_destinations): New function.
1229 (regno_top_level_allocno_map): Move to top level from ...
1230 (ira_flattening): ... here. Use
1231 copy_live_ranges_to_removed_store_destinations.
1233 * ira-emit.c (generate_edge_moves): Fix a comment.
1235 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1238 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1239 scratch register after 'set' pattern.
1241 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1243 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1244 information passed to mark_reg_pointer.
1245 * explow.c (force_reg): Likewise.
1247 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1249 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1250 when building for the celledp architecture.
1252 2008-09-12 Richard Guenther <rguenther@suse.de>
1254 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1256 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1258 PR rtl-optimization/37424
1259 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1260 the regnos instead of the addresses.
1262 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1264 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1266 2008-09-11 Richard Guenther <rguenther@suse.de>
1268 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1269 entering the weaker equivalence recording.
1271 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1273 2008-09-11 Jeff Law <law@redhat.com>
1275 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1276 by assign_stack_local on the IRA path for stack slot sharing
1277 as well as the non-IRA path.
1279 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1281 * config/i386/i386.h: Fix whitespace issues.
1283 2008-09-11 Martin Jambor <mjambor@suse.cz>
1285 * ipa-prop.h (struct ipa_param_flags): Removed.
1286 (struct ipa_param_descriptor): New structure.
1287 (struct ipa_node_params): ipcp_lattices, param_decls and
1288 param_flags moved to ipa_param_description.
1289 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1290 descriptors. Renamed all users.
1291 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1292 changed to access descriptors. Renamed all users.
1293 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1294 to access descriptors. Renamed all users.
1295 * ipa-cp.c (ipcp_init_cloned_node): Call
1296 ipa_initialize_node_params instead of ipa_count_formal_params and
1297 ipa_create_param_decls_array.
1298 (ipcp_analyze_node): Likewise.
1299 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1300 descriptors. Renamed all users.
1301 (ipcp_initialize_node_lattices): Remove allocation.
1302 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1303 ipa_initialize_node_params instead of ipa_count_formal_params and
1304 ipa_create_param_decls_array.
1305 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1306 ipa_populate_param_decls, made static, added parameter info,
1307 renamed mt to node, removed allocation, changed to use
1309 (ipa_count_formal_params): Made static, added parameter info,
1311 (ipa_initialize_node_params): New function.
1312 (ipa_check_stmt_modifications): Changed to use descriptors.
1313 (ipa_detect_param_modifications): Removed allocation, changed to
1315 (ipa_note_param_call): Changed to use descriptors.
1316 (ipa_analyze_params_uses): Removed allocation.
1317 (ipa_free_node_params_substructures): Changed to use descriptors.
1318 (ipa_edge_duplication_hook): Use the unused attribute.
1319 (ipa_node_duplication_hook): Use the unused attribute, changed to
1320 use descriptors, changed to duplicate descriptors.
1322 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1323 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1324 indirect inlining. Made static.
1325 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1326 functions called only once.
1327 (cgraph_decide_recursive_inlining): Don't call
1328 ipa_propagate_indirect_call_infos, pass new_edges to
1329 cgraph_mark_inline_edge instead.
1330 (cgraph_decide_inlining_of_small_functions): Don't call
1331 ipa_propagate_indirect_call_infos, pass new_edges to
1332 cgraph_mark_inline_edge instead.
1333 (cgraph_decide_inlining): Don't call
1334 ipa_propagate_indirect_call_infos.
1335 * ipa-prop.c: Check that vectors are allocated.
1337 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1338 iff a new cgraph edges have been created.
1339 (cgraph_decide_inlining): New variable redo_always_inline.
1340 Flattening and always_inlining loop until callgraph stabilizes.
1341 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1342 true iff new cgraph edges have been created.
1343 (propagate_info_to_inlined_callees): Likewise.
1344 (ipa_propagate_indirect_call_infos): Likewise.
1346 2008-09-11 Richard Guenther <rguenther@suse.de>
1348 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1349 (set_prologue_iterations): Likewise.
1350 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1352 (vect_update_init_of_dr): Likewise.
1353 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1355 * fold-const.c (fold_unary): Do not generate calculations
1358 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1360 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1361 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1362 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1364 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1366 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1367 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1368 before finalizing the changes.
1369 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1371 (simplify_truth_ops_using_ranges): New.
1372 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1373 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1374 whether a simplification was made.
1375 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1376 use a switch statement and also call simplify_truth_ops_using_ranges.
1378 2008-09-11 Jan Hubicka <jh@suse.cz>
1380 * ggc-common.c (loc_array): Make static.
1381 * dce.c (rest_of_handle_ud_dce): Free worklist.
1383 2008-09-11 Jan Hubicka <jh@suse.cz>
1385 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1386 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1387 function so we are sure we do not dangle it forever.
1388 * function.c (outer_function_chain, find_function_data): Remove.
1389 (function_context_stack): New.
1390 (push_function_context, pop_function_context): Update.
1391 * function.h (struct function): Remove pointer outer.
1392 (outer_function_chain, find_function_data): Remove.
1393 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1395 2008-09-11 Jan Hubicka <jh@suse.cz>
1398 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1400 2008-09-11 Jan Hubicka <jh@suse.cz>
1402 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1404 2008-09-11 Jan Hubicka <jh@suse.cz>
1406 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1407 (free_var_map_entry): New function.
1408 (redirect_edge_var_map_destroy): Use it.
1410 2008-09-11 Jan Hubicka <jh@suse.cz>
1413 * tree-inline.c (add_lexical_block): Replace with ...
1414 (prepend_lexical_block): ... prepend at begginig.
1415 (remap_blocks): Use it and reverse later.
1416 (expand_call_inline): Use prepend_lexical_block.
1418 2008-09-11 Jan Hubicka <jh@suse.cz>
1420 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1422 2008-09-11 Jan Hubicka <jh@suse.cz>
1424 * function.c (free_after_compilation): Call insn_locators_free.
1425 * cfglayout.c (insn_locators_free): New function.
1426 * rtl.h (insn_locators_free): Declare.
1428 2008-09-11 Jan Hubicka <jh@suse.cz>
1430 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1432 (cond_move_process_if_block): Update call.
1434 2008-09-11 Jan Hubicka <jh@suse.cz>
1436 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1437 * vec.c: Include hashtab.h
1438 (vec_descriptor, ptr_hash_entry): New structures.
1439 (vec_desc_hash, vec_ptr_map): New static variables.
1440 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1441 register_overhead, free_overhead, vec_heap_free): New functions.
1442 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1443 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1444 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1447 2008-09-11 Ira Rosen <irar@il.ibm.com>
1449 PR tree-optimization/37474
1450 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1451 length of load permutation.
1453 2008-09-11 Andreas Schwab <schwab@suse.de>
1455 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1457 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1460 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1461 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1462 simplify_gen_subreg.
1464 2008-09-11 Ira Rosen <irar@il.ibm.com>
1466 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1469 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1472 * gimplify.c (gimplify_body): Call default_rtl_profile.
1475 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1476 instead of tok->val.node if not expanding to something else. Handle
1477 intervening CPP_PADDING tokens.
1478 (altivec_categorize_keyword): Remove unneeded comparisons.
1480 2008-09-10 Richard Guenther <rguenther@suse.de>
1482 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1484 2008-09-10 Richard Guenther <rguenther@suse.de>
1487 * tree-inline.c (insert_init_stmt): Make sure to not
1488 insert invalid gimple stores.
1490 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1492 PR tree-optimization/37388
1493 * toplev.c (process_options): Fail and warn when graphite
1494 flags are used, but the compiler has not been configured
1495 with graphite libraries.
1496 * graphite.c (graphite_transform_loops): Remove printfs
1497 to dump_file for the case when graphite is not available.
1499 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1502 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1503 the even element into register.
1504 (ix86_expand_vector_init_general): Don't use
1505 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1506 if we can't move from GPR to SSE register directly.
1508 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1510 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1511 not lose track of the number of NOPs needed. Number of NOPs needed
1512 for sync vs. loads workaround was switched; corrected. Run second
1513 pass for all workarounds. No NOPs needed after call insns. Change
1514 second pass to use find_next_insn_start and find_load helpers in order
1515 to properly detect parallel insns.
1516 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1518 2008-09-10 Jan Hubicka <jh@suse.cz>
1520 * value-prof.c (gimple_ic): Fix tuplification bug.
1521 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1524 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1526 PR tree-optimization/37353
1527 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1528 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1529 calls instead of cond_dead_built_in_calls.
1530 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1531 initalize the vector only before adding first entry. Use VEC_safe_push
1532 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1533 shrink_wrap_conditional_dead_built_in_calls call.
1535 2008-09-10 Ira Rosen <irar@il.ibm.com>
1537 PR tree-optimization/37385
1538 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
1539 and use it as a vector type if not NULL.
1540 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1542 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
1544 (vectorizable_load): Likewise.
1546 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1548 * config/i386/i386.md (SWI32): New mode iterator.
1549 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1552 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1554 PR rtl-optimization/37435
1555 * caller-save.c (insert_restore, insert_save): Check the mode by
1558 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1561 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1563 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1566 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1568 * doc/invoke.texi (ARM Options): Correct errors in discussion
1569 of -mfloat-abi, -mhard-float, and -msoft-float.
1571 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1572 Jan Hubicka <jh@suse.cz>
1575 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1576 calling gimple_regimplify_operands on it. Iterate over all newly
1577 added statements, not just the last one.
1578 (insert_init_stmt): Insert stmt into seq first, then call
1579 gimple_regimplify_operands on it. Don't create new gimplification
1580 context, nor find referenced vars.
1582 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1585 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1586 to pointer to vector pointer.
1587 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1588 propagate_info_to_inlined_callees): Likewise.
1589 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1590 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1591 ipa_check_create_edge_args.
1592 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
1593 to pointer to vector pointer.
1594 (cgraph_decide_inlining_of_small_function): Adjust
1595 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1599 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1600 optimizing for size, not speed.
1602 PR rtl-optimization/37408
1603 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1604 if parm is promoted.
1606 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1608 PR tree-optimization/37375
1609 * tree-scalar-evolution.c (scev_info_str): Add field
1611 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1612 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1613 set_instantiated_value): Pass instantiated_below.
1614 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1616 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1617 the definitions are not instantiated.
1619 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1620 (block_before_loop): New.
1621 * tree-data-ref.c (dr_analyze_indices): Update uses of
1623 * graphite.c (block_before_scop): New.
1624 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1625 basic block, not a loop for determining the parameters.
1626 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1628 (idx_record_params, find_params_in_bb, find_scop_parameters,
1629 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1630 to instantiate_scev.
1632 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1634 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1638 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1640 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1641 Check zero freq and increase if necessary.
1643 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1645 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1646 regno is in the right range. Add comments.
1648 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1650 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1652 * mips-tfile.c (copy_object): Cast alloca result to int *.
1653 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1655 Rename class to sclass.
1656 (read_tfile): Cast read_seek return values to proper types.
1657 Cast xcalloc return value to proper type.
1659 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1661 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1662 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1663 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1665 2008-09-09 Jan Hubicka <jh@suse.cz>
1667 * profile.c (is_edge_inconsistent): Add debug output; ignore
1668 negative count on fake edges.
1669 (is_inconsistent): Add debug output.
1671 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1673 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1675 (choose_ready): When first insn is chosen from the ready list, also
1678 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1680 PR rtl-optimization/37360
1681 * haifa-sched.c (max_issue): Do not assert that we never issue more
1682 insns than issue_rate. Add comment.
1684 2008-09-09 Richard Guenther <rguenther@suse.de>
1686 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1687 (verify_types_in_gimple_call): Rename to ...
1688 (verify_gimple_call): ... this. Enhance.
1689 (verify_types_in_gimple_cond): Remove.
1690 (verify_gimple_comparison): New function ...
1691 (verify_types_in_gimple_assign): ... split out from here.
1692 (verify_types_in_gimple_return): Rename to ...
1693 (verify_gimple_return): ... this. Enhance.
1694 (verify_types_in_gimple_switch): Rename to ...
1695 (verify_gimple_switch): ... this. Enhance.
1696 (verify_gimple_goto): New function.
1697 (verify_types_in_gimple_phi): Rename to ...
1698 (verify_gimple_phi): ... this. Enhance.
1699 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1700 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1701 (verify_types_in_gimple_seq_2): Remove cases handled in
1702 verify_types_in_gimple_stmt.
1704 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1706 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1707 (push_multiple_operation, pop_multiple_operation): Set it.
1708 (workaround_rts_anomaly): New function.
1709 (workaround_speculation): New function, broken out of bfin_reorg.
1710 (bfin_reorg): Call the new functions.
1712 2008-09-09 Richard Guenther <rguenther@suse.de>
1716 * gimplify.c (gimplify_conversion): Change conversions of
1717 non-register type to VIEW_CONVERT_EXPRs.
1718 (gimplify_addr_expr): If we need to make the operand
1719 addressable make sure to use a properly initialized
1720 temporary for that so it gets a valid gimple store.
1722 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1724 * function.h (struct function): Add function_start_locus.
1725 * cfgexpand.c (gimple_expand_cfg): Use it.
1726 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1728 2008-09-09 Richard Guenther <rguenther@suse.de>
1730 PR tree-optimization/37433
1731 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1734 2008-09-09 Richard Guenther <rguenther@suse.de>
1736 PR tree-optimization/37387
1737 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1738 and bits to a common type.
1740 2008-09-09 Nick Clifton <nickc@redhat.com>
1742 * config/v850/v850.md (return): Restore frame size restriction.
1744 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1746 * c-common.c (c_expand_decl): Remove.
1747 * c-common.h (anon_aggr_type_p): Remove prototype.
1748 (DECL_ANON_UNION_ELEMS): Remove.
1749 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1750 * c-decl.c (anon_aggr_type_p): Remove.
1751 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1752 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1753 * langhooks.h (struct lang_hooks): Remove expand_decl.
1754 * langhooks.c (lhd_expand_decl): Remove.
1755 * stmt.c (expand_anon_union_decl): Remove.
1756 * tree.h (expand_anon_union_decl): Remove prototype.
1758 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1761 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1763 * config/avr/avr.md (QISI) : Define mode iterator.
1764 (negated_tst<mode>) : Redefine as split using mode macro.
1765 (reversed_tstqi): Define insn as reversed compare with zero.
1766 (reversed_tsthi): Ditto.
1767 (reversed_tstsi): Ditto.
1769 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1772 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1773 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1776 * predict.c (optimize_function_for_size_p): Don't segfault if
1778 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1779 tree_swap_operands_p): Don't test cfun != NULL before calling
1780 optimize_function_for_s*_p.
1782 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1784 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1787 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1789 * crx/crx.h (IRA_COVER_CLASSES): Define.
1791 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1794 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1795 even when a stmt has been gimple_modified_p, but after fold_stmt is
1796 not any longer. Remove unneeded may_have_exposed_new_symbols
1799 2008-09-08 Richard Guenther <rguenther@suse.de>
1801 PR tree-optimization/37421
1802 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1805 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1808 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1810 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1813 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1814 * pa-hpux10.h (LINK_SPEC): Likewise.
1815 * pa-hpux11.h (LINK_SPEC): Likewise.
1817 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1819 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1820 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1822 2008-09-07 Helge Deller <deller@gmx.de>
1824 * pa/linux-atomic.c: New file.
1825 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1826 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1828 2008-09-07 Richard Guenther <rguenther@suse.de>
1829 Ira Rosen <irar@il.ibm.com>
1831 PR tree-optimization/36630
1832 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1833 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1835 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1836 Ira Rosen <irar@il.ibm.com>
1838 PR tree-optimization/35642
1839 * config/rs6000/altivec.md (mulv8hi3): Implement.
1841 2008-09-06 Jeff Law <law@redhat.com>
1843 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1845 2008-09-06 Jan Hubicka <jh@suse.cz>
1847 PR tree-optimization/14703
1848 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1850 * passes.c (init_optimization_passes): Recompute inline parameters.
1852 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1854 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1857 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1858 Peter Fuerst <post@pfrst.de>
1860 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1861 * doc/extend.texi: Document __builtin_mips_cache.
1862 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1863 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1864 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1865 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1866 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1867 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1868 (set_push_mips_isas): New variable.
1869 (mips_r10k_cache_barrier): New variable.
1870 (cache): New availability predicate.
1871 (mips_builtins): Add an entry for __builtin_mips_cache.
1872 (mips_build_cvpointer_type): New function.
1873 (MIPS_ATYPE_CVPOINTER): New macro.
1874 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1876 (r10k_simplified_address_p, r10k_simplify_address)
1877 (r10k_uncached_address_p, r10k_safe_address_p)
1878 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1879 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1880 (r10k_insert_cache_barriers): New functions.
1881 (mips_reorg_process_insns): Delete cache barriers after a
1882 branch-likely instruction.
1883 (mips_reorg): Call r10k_insert_cache_barriers.
1884 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1885 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1886 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
1887 (mips_cache, r10k_cache_barrier): New define_insns.
1889 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1891 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1892 * ira-color.c (setup_allocno_left_conflicts_num): Use
1893 hard_reg_set_equal_p instead of a comparison with
1894 ira_zero_hard_reg_set.
1895 * ira.c (setup_reg_subclasses): Likewise.
1896 (setup_cover_and_important_classes): Likewise.
1897 (setup_class_translate): Likewise.
1898 (setup_reg_class_intersect_union): Likewise.
1899 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1900 (ira_init_once): Don't initialize them.
1902 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1904 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
1906 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1908 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
1910 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1912 Improved branch hints, safe hints, and scheduling.
1914 * haifa-sched.c (sched_emit_insn) : Define.
1915 * sched-int.h (sched_emit_insn) : Add prototype.
1916 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
1917 -mhint-max-distance -msafe-hints) : Document.
1918 * config/spu/spu.c (spu_flag_var_tracking): New.
1919 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
1920 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
1921 TARGET_ASM_FILE_START): Define.
1922 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
1923 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
1924 (spu_emit_branch_hint): Add blocks argument.
1925 (insert_branch_hints, insert_nops): Remove.
1926 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
1927 uses_ls_unit, spu_sched_init_global, spu_sched_init,
1928 spu_sched_reorder, asm_file_start): New functions.
1929 (clock_var, spu_sched_length, pipe0_clock,
1930 pipe1_clock, prev_clock_var, prev_priority,
1931 spu_ls_first, prev_ls_clock): New static variables.
1932 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
1933 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
1934 (nopn_nv): Add a non-volatile version of nop.
1935 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
1936 -mhint-max-distance, -msafe-hints): New options.
1938 2008-09-05 Janis Johnson <janis187@us.ibm.com>
1939 Samuel Tardieu <sam@rfc1149.net>
1941 * opts.c (decode_options): Combine nested if statements.
1944 * opts.c (decode_options): Handle more relationships among
1945 unit-at-a-time, toplevel-reorder, and section-anchors.
1947 2008-09-05 David Daney <ddaney@avtrex.com>
1949 * doc/install.texi (--enable-reduced-reflection): Document new option.
1951 2008-09-05 Bob Wilson <bob.wilson@acm.org>
1953 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
1955 (constantpool_operand): New.
1956 (move_operand): Disallow sub-word modes for the constant pool.
1957 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
1958 (xtensa_secondary_reload_class): Replace with....
1959 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
1960 Set icode for sub-word reloads from the constant pool.
1961 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
1962 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1963 * config/xtensa/xtensa.md (reload<mode>_literal): New.
1964 * config/xtensa/xtensa-protos.h: Update prototypes.
1966 2008-09-05 Joseph Myers <joseph@codesourcery.com>
1968 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
1969 (REG_CLASS_NAMES): Update.
1970 (REG_CLASS_CONTENTS): Update.
1971 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
1972 of ALL_REGS for regs 77 and 78.
1973 * function.c (instantiate_virtual_regs_in_insn): Assert that
1974 return value of simplify_gen_subreg is not NULL.
1976 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
1978 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
1979 (gen_rtvec_v): Fix coding standards.
1981 2008-09-04 Jan Hubicka <jh@suse.cz>
1983 * i386.c (decide_alg): Be more conservative about optimizing for size.
1985 2008-09-04 Ian Lance Taylor <iant@google.com>
1987 * varasm.c (narrowing_initializer_constant_valid_p): New
1989 (initializer_constant_valid_p): Call it.
1991 2008-09-04 Jeff Law <law@redhat.com>
1993 * fold-const.c (native_encode_real): Fix computation of WORDS.
1994 (native_interpret_real): Likewise.
1996 2008-09-04 Janis Johnson <janis187@us.ibm.com>
1998 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2000 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2002 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2003 that the cost is already taken into account in ira-costs.c
2005 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2007 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2008 ira_debug_copies): New.
2009 (ira_bulid): Call print_copies.
2011 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2013 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2016 * config/rs6000/rs6000.c (optimization_options): Remove check of
2017 flag_toplevel_order.
2019 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2021 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2022 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2023 second operand is a reg_imm10_operand.
2024 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2025 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2026 (*seq_<GPR:mode><GPR2:mode>): Rename to
2027 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2029 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2030 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2032 (*sne_<GPR:mode><GPR2:mode>): Rename to
2033 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2036 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2038 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2039 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2040 combining an arithmetic right shift by more than 31 and a
2041 trunction. Don't match for out-of-range shift amounts. Set
2042 attribute mode to <MODE>.
2043 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2044 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2045 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2046 shifts by less than 32.
2047 (extv): Change predicate on first operand to accept registers.
2048 Change predicate of the other operands from immediate_operand to
2049 const_int_operand. Expand exts when source is a register.
2050 (extzv): Change predicate of the constant operands from
2051 immediate_operand to const_int_operand.
2052 (extzv<mode>): Change predicate of the constant operands from
2053 immediate_operand to const_int_operand and no constraint. Also
2055 (*extzv_trunc<mode>_exts): New pattern.
2057 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2059 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2060 * config/mips/mips-protos.h (mask_low_and_shift_p,
2061 mask_low_and_shift_len): Declare.
2062 * config/mips/mips.c (mask_low_and_shift_p,
2063 mask_low_and_shift_len): New functions.
2064 (mips_print_operand): Handle new operand prefix "m".
2065 * config/mips/mips.md (*cins<mode>): New pattern.
2067 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2069 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2070 optimizing for size.
2072 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2074 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2075 regardless of epilogue_completed.
2077 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2080 * ira-lives.c (process_bb_node_lives): Check setjmp.
2082 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2085 * ira-build.c (form_loop_tree): Reverse BB walk.
2086 (create_bb_allocnos): Likewise.
2087 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2088 (mark_reg_store): Rename to...
2089 (mark_ref_live): ...this and take a df_ref argument instead of
2090 note_stores arguments. Assert that we have a register.
2091 (mark_reg_clobber): Delete.
2092 (def_conflicts_with_inputs_p): New function.
2093 (mark_reg_conflicts): Delete.
2094 (mark_reg_death): Rename to...
2095 (mark_ref_dead): ...this and take a df_ref argument instead of
2096 a register. Assert that we have a register.
2097 (process_bb_node_lives): Hoist frequency calculation out of
2098 instruction walk. Convert from a forwards scan to a backwards scan.
2099 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2100 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2101 (create_allocno_live_ranges): Don't create regs_set.
2103 2008-09-04 Ian Lance Taylor <iant@google.com>
2105 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2106 or REG_LABEL_TARGET.
2107 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2108 comparing MODE with MEM.
2109 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2110 comparing with GF_PREDICT_TAKEN.
2111 (gimple_get_lhs): Change code to enum gimple_code.
2112 (gimple_set_lhs): Likewise.
2113 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2114 * omp-low.c (find_omp_clause): Change kind parameter to enum
2116 * tree-flow.h (find_omp_clause): Update declaration.
2117 * regrename.c (clear_dead_regs): Change kind parameter to enum
2119 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2121 * see.c (see_get_extension_data): Change return type to enum
2122 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2123 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2124 (see_gen_normalized_extension): Change extension_code parameter to
2126 (see_seek_pre_extension_expr): Change extension_code to enum
2128 (see_merge_one_def_extension): Likewise.
2129 (see_handle_relevant_defs): Likewise.
2130 (see_handle_relevant_uses): Likewise.
2131 (see_analyze_one_def): Likewise.
2132 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2133 GIMPLE_ASM rather than ASM_EXPR.
2134 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2135 GIMPLE_RETURN rather than RETURN_EXPR.
2136 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2137 (evaluate_stmt): Likewise.
2138 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2139 to enum vect_relevant.
2140 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2141 compare gimple codes with tree codes.
2143 2008-09-04 Paul Brook <paul@codesourcery.com>
2145 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2147 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2149 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2150 pointer check lost in the recent no-unit-at-a-time patch.
2152 2008-09-04 Jan Hubicka <jh@suse.cz>
2155 * tree-switch-conversion.c (check_final_bb): Accept only IP
2158 2008-09-04 Jan Hubicka <jh@suse.cz>
2160 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2162 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2163 using_ranges argument.
2164 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2165 (vrp_visit_cond_stmt): Update call of
2166 vrp_evaluate_conditional_warnv_with_ops
2168 2008-09-04 Jan Hubicka <jh@suse.cz>
2170 PR tree-optimization/37345
2171 PR tree-optimization/37358
2172 PR tree-optimization/37357
2173 * tree.c (build_function_type_skip_args): Build distinct type copy;
2175 (build_function_decl_skip_args): Set type of new decl not orig decl;
2176 clear DECL_VINDEX for methods turned into functions.
2178 2008-09-04 Nick Clifton <nickc@redhat.com>
2180 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2181 * configure: Regenerate.
2182 * config.in: Regenerate.
2183 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2184 alignment field, if it is supported.
2186 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2188 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2191 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2193 * config/rs6000/rs6000.c (processor_target_table): Do not
2194 enable VMX for POWER6.
2196 2008-09-03 Anton Blanchard <anton@samba.org>
2198 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2199 emit memory barrier before operation.
2201 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2204 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2205 default_elf_asm_output_external.
2207 2008-09-03 Jeff Law <law@redhat.com>
2209 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2211 2008-09-03 Richard Henderson <rth@redhat.com>
2213 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2214 memory barrier to below the test-and-set.
2215 (alpha_split_lock_test_and_set_12): Likewise.
2217 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2221 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2224 * ira-color.c (print_loop_title): Use all_allocnos.
2225 (color_pass): Ditto. Don't add border_allocnos. Check that
2226 subloop allocno in the correspdoning bitmap all_allocnos.
2228 * ira-emit.c (change_loop): Use all_allocnos.
2230 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2232 (ira_create_allocno): Set up all_allocnos bit for the created
2234 (create_cap_allocno): Remove setting mentioned_allocnos.
2235 (create_insn_allocnos): Ditto.
2236 (remove_unnecessary_allocnos): Use all_allocnos.
2237 (check_allocno_creation): Check that allocnos are in the
2238 corresponding bitmap all_allocnos.
2240 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2244 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2245 (process_regs_for_copy): Process subregs. Refine check when cost
2246 is taken into account in ira-costs.c.
2247 (process_reg_shuffles): Use REG_SUBREG_P.
2248 (add_insn_allocno_copies): Ditto. Ignore modes.
2250 * ira-color.c (conflict_allocno_vec): New.
2251 (COST_HOP_DIVISOR): New macro.
2252 (update_copy_costs_1): Use it.
2253 (update_conflict_hard_regno_costs): New function.
2254 (assign_hard_reg): Use it.
2255 (ira_color): Allocate and free conflict_allocno_vec.
2257 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2261 * ira-int.h (ira_sort_insn_chain): Remove.
2263 * ira.c (basic_block_order_nums, chain_insn_order,
2264 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2265 (ira): Don't call ira_sort_insn_chain.
2267 * reload1.c (reload): Don't call ira_sort_insn_chain.
2269 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2272 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2273 which become non throw.
2274 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2275 update_call_expr after updating the flags on the decl.
2277 2008-09-03 Jan Hubicka <jh@suse.cz>
2279 PR tree-optimization/37315
2280 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2281 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2282 (cgraph_analyze_functions): Use node->analyzed
2283 (cgraph_mark_functions_to_output): Likewise.
2284 (cgraph_expand_function): All functions can be released after
2286 (cgraph_optimize): Use gimple_has_body_p.
2287 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2288 (cgraph_decide_inlining_incrementally): Likewise.
2289 (inline_transform): Inline transform.
2290 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2292 (inlinable_function_p): Drop gimple_body check.
2293 (expand_call_inline): Use gimple_has_body_p.
2294 * gimple.c (gimple_has_body_p): New.
2295 * gimple.h (gimple_has_body_p): Add prototype.
2296 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2297 (dump_function_to_file): Use gimple_has_body_p check.
2299 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2302 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2304 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2306 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2308 From Michael Frysinger <michael.frysinger@analog.com>
2309 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2310 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2313 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2316 * doc/extend.texi: Document picoChip builtin functions.
2317 * doc/invoke.texi: Document picoChip options.
2318 * doc/contrib.texi: Add picoChip contribution.
2319 * doc/md.texi: Document picoChip constraints.
2320 * config.gcc: Add picochip-*-*.
2321 * config/picochip/: Add new port.
2323 2008-09-03 Richard Guenther <rguenther@suse.de>
2325 PR tree-optimization/37328
2326 * tree-sra.c (sra_build_assignment): Gimplify properly.
2327 (generate_copy_inout): Take the correct stmt as definition,
2328 remove bogus assert.
2330 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2332 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2335 From Michael Frysinger <michael.frysinger@analog.com>
2336 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2338 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2340 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2341 (__gthread_setspecific): Revert 2008-08-31 change to
2342 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2344 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2346 * diagnostic.c (error_at): New.
2347 * toplev.h (error_at): New prototype.
2348 * c-typeck.c (build_array_ref): Call error_at instead of error.
2349 Pass location to pedwarn.
2351 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2353 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2355 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2357 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2358 VAR_DECL and CONST_DECL.
2360 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2361 Jakub Jelinek <jakub@redhat.com>
2363 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2364 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2365 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2366 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2367 Don't set ix86_save_varrargs_registers.
2368 (ix86_setup_incoming_varargs): Assume cum != NULL.
2369 (ix86_va_start): Check ix86_varargs_gpr_size and
2370 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2371 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2372 from frame pointer if ix86_varargs_gpr_size == 0.
2373 (ix86_compute_frame_layout): Updated.
2374 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2375 (ix86_varargs_gpr_size): Define.
2376 (ix86_varargs_fpr_size): Likewise.
2377 (machine_function): Remove save_varrargs_registers.
2378 Add varargs_gpr_size and varargs_fpr_size.
2380 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2382 * config/alpha/alpha.c (va_list_skip_additions,
2383 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2384 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2387 PR tree-optimization/36766
2388 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2389 for already removed basic blocks.
2392 * real.c (real_maxval): Clear a lower bit to make real_maxval
2393 match get_max_float for IBM long double format.
2395 2008-09-02 Andreas Schwab <schwab@suse.de>
2397 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2398 * configure: Regenerate.
2400 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2402 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2403 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2404 checking for a non-VOID CONSTANT_P.
2406 2008-09-02 Jan Hubicka <jh@suse.cz>
2408 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2409 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2412 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2414 * expr.c (emit_group_store): Don't assert stack temp mode size.
2416 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2417 Tobias Grosser <grosser@fim.uni-passau.de>
2418 Jan Sjodin <jan.sjodin@amd.com>
2419 Harsha Jagasia <harsha.jagasia@amd.com>
2420 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2421 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2422 Adrien Eliche <aeliche@isty.uvsq.fr>
2424 Merge from graphite branch.
2427 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2428 * doc/invoke.texi (-floop-block, -floop-interchange,
2429 -floop-strip-mine): Document new flags.
2430 * tree-into-ssa.c (gimple_vec): Moved...
2431 * tree-loop-distribution.c (rdg_component): Moved...
2432 * cfgloopmanip.c: Include tree-flow.h.
2433 (update_dominators_in_loop): New.
2434 (create_empty_if_region_on_edge): New.
2435 (create_empty_loop_on_edge): New.
2436 (loopify): Use update_dominators_in_loop.
2437 * tree-pass.h (pass_graphite_transforms): Declared.
2438 * configure: Regenerate.
2439 * tree-phinodes.c (make_phi_node): Export.
2440 (add_phi_node_to_bb): New, split from create_phi_node.
2441 * tree-chrec.c (for_each_scev_op): New.
2442 * tree-chrec.h (for_each_scev_op): Declared.
2443 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2444 (remove_statement): Call get_phi_with_result.
2445 * config.in (HAVE_cloog): Undef.
2446 * gdbinit.in (pgg): New.
2447 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2448 * tree-ssa-loop.c (graphite_transforms): New.
2449 (gate_graphite_transforms): New.
2450 (pass_graphite_transforms): New.
2451 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2452 HAVE_cloog): Defined.
2453 * tree-vectorizer.c (rename_variables_in_bb): Export.
2454 * tree-data-ref.c (dr_may_alias_p): Export.
2455 (stmt_simple_memref_p): New.
2456 (find_data_references_in_stmt): Export.
2457 (find_data_references_in_loop): Export.
2458 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2459 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2460 (create_rdg_vertices): Export.
2461 (build_empty_rdg): New.
2462 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2463 * tree-data-ref.h (rdg_component): ... here.
2465 (struct data_reference): Add a field scop.
2467 (find_data_references_in_loop): Declared.
2468 (find_data_references_in_stmt): Declared.
2469 (create_rdg_vertices): Declared.
2470 (dr_may_alias_p): Declared.
2471 (stmt_simple_memref_p): Declared.
2472 (struct rdg_edge): Add a field ddr_p relation.
2473 (build_empty_rdg): Declared.
2474 * lambda.h (lambda_matrix): Declare a VEC of.
2475 (find_induction_var_from_exit_cond): Declared.
2476 (lambda_vector_compare): New.
2477 * common.opt (fgraphite, floop-strip-mine,
2478 floop-interchange, floop-block): New flags.
2479 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2480 * cfgloop.c (is_loop_exit): New.
2481 * cfgloop.h (is_loop_exit): Declared.
2482 (create_empty_if_region_on_edge): Declared.
2483 (create_empty_loop_on_edge): Declared.
2484 * tree-flow.h (add_phi_node_to_bb): Declared.
2485 (make_phi_node): Declared.
2486 (rename_variables_in_bb): Declared.
2487 (perfect_loop_nest_depth): Declared.
2488 (graphite_transform_loops): Declared.
2489 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2490 (graphite.o-warn): Add -Wno-error.
2491 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2492 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2493 (INCLUDES): Add PPLINC, CLOOGINC.
2494 (OBJS-common): Add graphite.o.
2495 (graphite.o): Add rule.
2496 * gimple.h (gimple_vec): ... here.
2497 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2498 * passes.c (init_optimization_passes): Schedule
2499 pass_graphite_transforms.
2501 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2504 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2505 and -fno-toplevel-reorder after handle_options.
2507 2008-09-02 Paul Brook <paul@codesourcery.com>
2509 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2510 (arm_override_options): Set arm_tune_cortex_a9.
2511 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2512 (arm_issue_rate): Handle cortexa9.
2513 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2514 * config/arm/arm-cores.def: Add cortex-a9.
2515 * config/arm/arm-tune.md: Regenerate.
2516 * config/arm/arm.md: Include cortex-a9.md.
2517 (generic_sched, generic_vfp): Add cortexa9.
2518 * config/arm/cortex-a9.md: New file.
2520 2008-09-02 Richard Guenther <rguenther@suse.de>
2522 PR tree-optimization/37327
2523 * tree-vrp.c (register_new_assert_for): Make sure to not have
2524 TREE_OVERFLOW set on the bound.
2526 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2528 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2530 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2531 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2534 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2536 * gcc/config/spu/spu.md (divdf3): Removed.
2538 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2540 PR tree-optimization/37095
2541 * cgraph.c (cgraph_node): When creating new cgraph node after
2542 assembler_name_hash has been populated, record it in the hash
2545 2008-09-01 Paul Brook <paul@codesourcery.com>
2547 * doc/invoke.texi: Document -mword-relocations.
2548 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2549 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2550 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2551 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2552 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2553 (arm_emit_movpair): New function.
2554 (arm_print_operand <c>): Handle sybolic addresses.
2555 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2556 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2557 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2558 * config/arm/arm.opt: Add -mword-relocations.
2559 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2560 (arm_movt, arm_movw): New.
2562 2008-09-01 Paul Brook <paul@codesourcery.com>
2564 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2565 Allow Interworking on ARMv4 EABI based targets.
2566 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2567 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2569 2008-09-01 Paul Brook <paul@codesourcery.com>
2571 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2572 optimized LT0 test. Remove optimization for GT.
2574 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2576 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2577 openmp applications.
2578 * pa-hpux11.h (LIB_SPEC): Likewise.
2580 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2583 2008-09-01 Jan Hubicka <jh@suse.cz>
2585 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2586 present, use only counts; when guessed use only frequencies.
2587 (estimate_bb_frequencies): Use function_frequency.
2588 * profile.c (compute_branch_probabilities): Exit early when
2589 profile reading failed. Set profile_status.
2590 (branch_prob): Do not set profile_status.
2592 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2594 * tree.c (protected_set_expr_location): New.
2595 * tree.h (protected_set_expr_location): New prototype.
2596 * c-tree.h (build_array_ref): Add argument.
2597 (parser_build_unary_op): Same.
2598 * c-typeck.c (build_indirect_ref): Handle new location argument.
2599 (build_array_ref): Same.
2600 (parser_build_unary_op): Same.
2601 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2603 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2605 * c-common.c (finish_label_address_expr): Handle new location argument.
2606 * c-common.h (build_indirect_ref): Add argument.
2607 (finish_label_address_expr): Same.
2608 * c-parser.c (c_parser_unary_expression): Pass location to build
2610 (c_parser_postfix_expression): Same.
2612 2008-09-01 Paul Brook <paul@codesourcery.com>
2614 * config/arm/arm.md: Include cortex-r4f.md.
2615 (attr fpu): Update type list.
2616 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2617 fconstd, fcmps and fcmpd.
2618 (attr tune_cortexr4): Define.
2619 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2620 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2621 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2622 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2623 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2624 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2625 cortex_a8_vfp_farith: Ditto.
2626 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2627 * config/arm/cortex-r4.md: Use tune_cortexr4.
2628 * config/arm/cortex-r4f.md: New file.
2630 2008-09-01 Richard Guenther <rguenther@suse.de>
2632 PR tree-optimization/37305
2633 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2634 the result of constant conversions.
2635 (fold_gimple_assign): Likewise.
2637 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2639 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2640 #ifdef ENABLE_CHECKING.
2642 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2644 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2645 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2646 when !INSN_SCHEDULING.
2648 2008-09-01 Andreas Schwab <schwab@suse.de>
2650 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2652 2008-09-01 Paul Brook <paul@codesourcery.com>
2654 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2656 2008-09-01 Jan Hubicka <jh@suse.cz>
2658 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2660 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2662 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2663 * gimplify.c (gimplify_init_constructor): Add speed operand.
2664 * tree-sra.c (decide_block_copy): Likewise.
2665 * tree-inline.c (estimate_move_cost): Likewise.
2666 * config/alpha/alpha.h (MOVE_RATIO): Update.
2667 * config/frv/frv.c (MOVE_RATIO): Update.
2668 * config/spu/spu.h (MOVE_RATIO): Update.
2669 * config/sparc/sparc.h (MOVE_RATIO): Update.
2670 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2671 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2672 * config/cris/cris.h (MOVE_RATIO): Update.
2673 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2674 * config/arm/arm.h (MOVE_RATIO): Update.
2675 * config/pa/pa.md: Update uses of MOVE_RATIO
2676 * config/pa/pa.h (MOVE_RATIO): Update.
2677 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2678 CLEAR_RATIO, SET_RATIO): Update.
2679 * config/h8300/h8300.h (MOVE_RATIO): Update.
2680 * config/v850/v850.h (MOVE_RATIO): Update.
2681 * config/bfin/bfin.h (MOVE_RATIO): Update.
2683 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2684 Dmitry Melnik <dm@ispras.ru>
2685 Dmitry Zhurikhin <zhur@ispras.ru>
2686 Alexander Monakov <amonakov@ispras.ru>
2687 Maxim Kuvyrkov <maxim@codesourcery.com>
2689 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2690 sel-sched-dump.c, sel-sched-ir.c: New files.
2691 * Makefile.in (OBJS-common): Add selective scheduling object files.
2692 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2693 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2694 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2695 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2696 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2697 (make_forwarder_block): Update loop latch if we have redirected
2698 the loop latch edge.
2699 * cfgloop.c (get_loop_body_in_custom_order): New function.
2700 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2701 (CP_FALLTHRU_PREHEADERS): Likewise.
2702 (get_loop_body_in_custom_order): Declare.
2703 * cfgloopmanip.c (has_preds_from_loop): New.
2704 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2705 Assert that the preheader edge will be fall thru when it is set.
2706 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2707 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2708 fsel-sched-substitution, fselective-scheduling): New flags.
2709 * cse.c (hash_rtx_cb): New.
2711 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2712 sel_sched_insn_cnt): New counters.
2713 * final.c (compute_alignments): Export. Free dominance
2714 info after loop_optimizer_finalize.
2715 * genattr.c (main): Output maximal_insn_latency prototype.
2716 * genautomata.c (output_default_latencies): New.
2717 Factor its code from ...
2718 (output_internal_insn_latency_func): ... here.
2719 (output_internal_maximal_insn_latency_func): New.
2720 (output_maximal_insn_latency_func): New.
2721 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2722 (struct hard_reg_set_iterator): New.
2723 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2724 hard_reg_set_iter_next): New functions.
2725 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2726 * lists.c (remove_free_INSN_LIST_node,
2727 remove_free_EXPR_LIST_node): New functions.
2728 * loop-init.c (loop_optimizer_init): When
2729 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2730 calling create_preheaders.
2731 (loop_optimizer_finalize): Do not verify flow info after reload.
2732 * recog.c (validate_replace_rtx_1): New parameter simplify.
2733 Default it to true. Update all uses. Factor out simplifying
2735 (simplify_while_replacing): ... this new function.
2736 (validate_replace_rtx_part,
2737 validate_replace_rtx_part_nosimplify): New.
2738 * recog.h (validate_replace_rtx_part,
2739 validate_replace_rtx_part_nosimplify): Declare.
2740 * rtl.c (rtx_equal_p_cb): New.
2741 (rtx_equal_p): Use it.
2742 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2743 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2744 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2745 * vecprim.h: Add a vector type for unsigned int.
2746 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2747 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2748 ready_try, cycle_issued_insns, spec_info): Make global.
2749 (readyp): Initialize.
2750 (dfa_lookahead): New global variable.
2751 (old_max_uid, old_last_basic_block): Remove.
2752 (h_i_d): Make it a vector.
2753 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2755 (after_recovery, adding_bb_to_current_region_p):
2756 New variables to handle correct insertion of the recovery code.
2757 (struct ready_list): Move declaration to sched-int.h.
2758 (rgn_n_insns): Removed.
2759 (rtx_vec_t): Move to sched-int.h.
2760 (find_insn_reg_weight): Remove.
2761 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2762 (haifa_init_h_i_d, haifa_finish_h_i_d):
2763 New functions to initialize / finalize haifa instruction data.
2764 (extend_h_i_d, init_h_i_d): Rewrite.
2765 (unlink_other_notes): Move logic to add_to_note_list. Handle
2766 selective scheduler.
2767 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2768 find_fallthru_edge): Make global, remove static prototypes.
2769 (max_issue): Make global. Add privileged_n and state parameters. Use
2771 (extend_global, extend_all): Removed.
2772 (init_before_recovery): Add new param. Fix the handling of the case
2773 when we insert a recovery code before the EXIT which has a predecessor
2774 with a fallthrough edge to it.
2775 (create_recovery_block): Make global. Rename to
2776 sched_create_recovery_block. Update.
2777 (change_pattern): Rename to sched_change_pattern. Make global.
2778 (speculate_insn): Rename to sched_speculate_insn. Make global.
2779 Split haifa-specific functionality into ...
2780 (haifa_change_pattern): New static function.
2781 (sched_extend_bb): New static function.
2782 (sched_init_bbs): New function.
2783 (current_sched_info): Change type to struct haifa_sched_info.
2784 (insn_cost): Adjust for selective scheduling.
2785 (dep_cost_1): New function. Move logic from ...
2786 (dep_cost): ... here.
2787 (dep_cost): Use dep_cost_1.
2788 (contributes_to_priority_p): Use sched_deps_info instead of
2790 (priority): Adjust to work with selective scheduling. Process the
2791 corner case when all dependencies don't contribute to priority.
2792 (rank_for_schedule): Use ds_weak instead of dep_weak.
2793 (advance_state): New function. Move logic from ...
2794 (advance_one_cycle): ... here.
2795 (add_to_note_list, concat_note_lists): New functions.
2796 (rm_other_notes): Make static. Adjust for selective scheduling.
2797 (remove_notes, restore_other_notes): New functions.
2798 (move_insn): Add two arguments. Update assert. Don't call
2800 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2801 Remove more_issue, max_points. Move the code to initialize
2802 max_lookahead_tries to max_issue.
2803 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2804 ready. Adjust use of move_insn. Call restore_other_notes.
2806 (sched_init, sched_finish): Move Haifa-specific initialization/
2808 (haifa_sched_init, haifa_sched_finish): ... respectively.
2810 (setup_sched_dump): New function.
2811 (haifa_init_only_bb): New static function.
2812 (haifa_speculate_insn): New static function.
2813 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2814 (extend_ready, extend_all): Remove.
2815 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2816 (create_check_block_twin, add_to_speculative_block): Use
2817 haifa_insns_init instead of extend_global. Update to use new
2818 initialization functions. Change parameter. Factor out code from
2819 create_check_block_twin to ...
2820 (sched_create_recovery_edges) ... this new function.
2821 (add_block): Remove.
2822 (sched_scan_info): New.
2823 (extend_bb): Use sched_scan_info.
2824 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2825 static functions for walking through scheduling region.
2826 (sched_luids): New vector variable to replace uid_to_luid.
2827 (luids_extend_insn): New function.
2828 (sched_max_luid): New variable.
2829 (luids_init_insn): New function.
2830 (sched_init_luids, sched_finish_luids): New functions.
2831 (insn_luid): New debug function.
2832 (sched_extend_target): New function.
2833 (haifa_init_insn): New static function.
2834 (sched_init_only_bb): New hook.
2835 (sched_split_block): New hook.
2836 (sched_split_block_1): New function.
2837 (sched_create_empty_bb): New hook.
2838 (sched_create_empty_bb_1): New function.
2839 (common_sched_info, ready): New global variables.
2840 (current_sched_info_var): Remove.
2841 (move_block_after_check): Use common_sched_info.
2842 (haifa_luid_for_non_insn): New static function.
2843 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2844 (increase_insn_priority): New.
2845 * modulo-sched.c: (issue_rate): Remove static declaration.
2846 (sms_sched_info): Change type to haifa_sched_info.
2847 (sms_sched_deps_info, sms_common_sched_info): New variables.
2848 (setup_sched_infos): New.
2849 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2850 Do not call regstat_free_calls_crossed.
2851 (sms_print_insn): Use const_rtx.
2852 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2853 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2854 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2855 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2856 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2857 current_sched_info to use it.
2858 (enum reg_pending_barrier_mode): Move to sched-int.h.
2859 (h_d_i_d): New variable. Initialize to NULL.
2860 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2862 (estimate_dep_weak): Remove static declaration.
2863 (sched_has_condition_p): New function. Adjust users of
2864 sched_get_condition to use it instead.
2865 (conditions_mutex_p): Add arguments indicating which conditions are
2867 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2868 argument to indicate whether returned condition is reversed. Do not
2869 generate new rtx when condition should be reversed; indicate it by
2870 setting new argument instead.
2871 (add_dependence_list_and_free): Add deps parameter.
2872 Update all users. Do not free dependence list when
2873 deps context is readonly.
2874 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2876 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2877 (remove_from_deps): New. Use the above functions.
2878 (cur_insn, can_start_lhs_rhs_p): New static variables.
2879 (add_or_update_back_dep_1): Initialize present_dep_type.
2880 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2881 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2882 haifa_note_dep): New functions implementing dependence hooks for
2883 the Haifa scheduler.
2884 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2885 note_dep): New functions.
2886 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
2888 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
2889 (free_deps): Initialize deps->reg_last.
2890 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
2891 sched_analyze_insn): Update to use dependency hooks infrastructure
2892 and readonly contexts.
2893 (deps_analyze_insn): New function. Move part of logic from ...
2894 (sched_analyze): ... here. Also move some logic to ...
2895 (deps_start_bb): ... here. New function.
2896 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
2898 (sched_deps_init): New function. Move code from ...
2899 (init_dependency_caches): ... here. Remove.
2900 (init_deps_data_vector): New.
2901 (sched_deps_finish): New function. Move code from ...
2902 (free_dependency_caches): ... here. Remove.
2903 (init_deps_global, finish_deps_global): Adjust for use with
2904 selective scheduling.
2905 (get_dep_weak): Move logic to ...
2906 (get_dep_weak_1): New function.
2907 (ds_merge): Move logic to ...
2908 (ds_merge_1): New static function.
2909 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
2910 (ds_get_max_dep_weak): New function.
2911 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
2912 (n_insns): Rename to rgn_n_insns.
2913 (debug_ebb_dependencies): New function.
2914 (init_ready_list): Use it.
2915 (begin_schedule_ready): Use sched_init_only_bb.
2916 (ebb_print_insn): Indicate when an insn starts a new cycle.
2917 (contributes_to_priority, compute_jump_reg_dependencies,
2918 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
2919 (add_block1): Remove to ebb_add_block.
2920 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
2921 (schedule_ebb): Initialize them. Use remove_notes instead of
2922 rm_other_notes. Use haifa_local_init/finish.
2923 (schedule_ebbs): Use haifa_sched_init/finish.
2924 * sched-int.h: Include vecprim.h, remove rtl.h.
2925 (struct ready_list): Delete declaration.
2926 (sched_verbose_param, enum sched_pass_id_t,
2927 bb_vec_t, insn_vec_t, rtx_vec_t): New.
2928 (struct sched_scan_info_def): New structure.
2929 (sched_scan_info, sched_scan, sched_init_bbs,
2930 sched_init_luids, sched_finish_luids, sched_extend_target,
2931 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
2932 (struct common_sched_info_def): New.
2933 (common_sched_info, haifa_common_sched_info,
2934 sched_emulate_haifa_p): Declare.
2936 (sched_luids): Declare.
2937 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
2938 (sched_max_luid, insn_luid): Declare.
2939 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
2940 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
2941 print_insn, print_pattern, print_value, haifa_classify_insn,
2942 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
2943 setup_sched_dump, sched_init, sched_finish,
2944 sel_insn_is_speculation_check): Export.
2945 (struct ready_list): Move from haifa-sched.c.
2946 (ready_try, ready, max_issue): Export.
2947 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
2948 sched_init_only_bb, sched_split_block, sched_split_block_1,
2949 sched_create_empty_bb, sched_create_empty_bb_1,
2950 sched_create_recovery_block, sched_create_recovery_edges): Export.
2951 (enum reg_pending_barrier_mode): Export.
2952 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
2954 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
2955 print_insn field. Move add_block and fix_recovery_cfg to
2956 common_sched_info_def. Move compute_jump_reg_dependencies,
2958 (struct sched_deps_info_def): ... this new structure.
2959 (sched_deps_info): Declare.
2960 (struct spec_info_def): Remove weakness_cutoff, add
2961 data_weakness_cutoff and control_weakness_cutoff.
2962 (spec_info): Declare.
2963 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
2965 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
2966 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
2967 (current_sched_info): Change type to struct haifa_sched_info.
2968 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
2969 (h_d_i_d): New variable.
2970 (HDID): New accessor macro.
2971 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
2972 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
2974 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
2975 (enum SCHED_FLAGS): Update for selective scheduler.
2976 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
2977 (init_dependency_caches, free_dependency_caches): Delete declarations.
2978 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
2979 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
2980 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
2981 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
2982 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
2984 (rm_other_notes): Delete declaration.
2985 (schedule_block): Remove one argument.
2986 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
2987 ready_element, ready_lastpos, sched_extend_ready_list,
2988 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
2989 concat_note_lists): Export.
2990 (struct region): Move from sched-rgn.h.
2991 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2992 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2993 BLOCK_TO_BB, CONTAINING_RGN): Export.
2994 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
2995 (current_nr_blocks, current_blocks, target_bb): Likewise.
2996 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
2997 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
2998 sched_rgn_local_init, extend_regions,
2999 rgn_make_new_region_out_of_new_block, compute_priorities,
3000 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3001 extend_rgns, deps_join rgn_setup_common_sched_info,
3002 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3003 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3004 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3005 increase_insn_priority): Likewise.
3006 * sched-rgn.c: Include sel-sched.h.
3007 (ref_counts): New static variable. Use it ...
3008 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3009 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3010 (sched_is_disabled_for_current_region_p): Delete static declaration.
3011 (struct region): Move to sched-int.h.
3012 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3013 ebb_head): Define and initialize.
3014 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3015 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3016 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3018 (find_single_block_region): Add new argument to indicate that EBB
3019 regions should be constructed.
3020 (debug_live): Delete declaration.
3021 (current_nr_blocks, current_blocks, target_bb):
3022 Remove static qualifiers.
3023 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3025 (init_regions): Delete declaration.
3026 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3027 rgn_estimate_number_of_insns): New.
3028 (too_large): Use estimate_number_of_insns.
3029 (haifa_find_rgns): New. Move the code from ...
3030 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3031 (free_trg_info): New.
3032 (compute_trg_info): Allocate candidate tables here instead of ...
3033 (init_ready_list): ... here.
3034 (rgn_print_insn): Use const_rtx.
3035 (contributes_to_priority, extend_regions): Delete static declaration.
3036 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3037 (add_block1): Rename to rgn_add_block.
3038 (debug_rgn_dependencies): Delete static qualifier.
3039 (new_ready): Use sched_deps_info. Simplify.
3040 (rgn_common_sched_info, rgn_const_sched_deps_info,
3041 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3043 (region_sched_info): Rename to rgn_const_sched_info.
3044 (deps_join): New, extracted from ...
3045 (propagate_deps): ... here.
3046 (compute_block_dependences, debug_dependencies): Update for selective
3048 (free_rgn_deps, compute_priorities): New functions.
3049 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3050 sched_rgn_compute_dependencies): New functions.
3051 (schedule_region): Use them.
3052 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3053 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3055 (schedule_insns): Call new functions that were split out.
3056 (rgn_make_new_region_out_of_new_block): New.
3057 (get_rgn_sched_max_insns_priority): New.
3058 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3059 scheduling when appropriate.
3060 * sched-vis.c: Include insn-attr.h.
3061 (print_value, print_pattern): Make global.
3062 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3063 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3064 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3065 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3066 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3067 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3068 hooks. Initialize them to 0.
3069 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3070 * target.h (struct gcc_target): Add them. Rename gen_check field to
3072 * flags.h (sel_sched_switch_set): Declare.
3073 * opts.c (sel_sched_switch_set): New variable.
3074 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3075 pipelining is disabled from command line.
3076 (common_handle_option): Record whether selective scheduling is
3077 requested from command line.
3078 * doc/invoke.texi: Document new flags and parameters.
3079 * doc/tm.texi: Document new target hooks.
3080 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3082 (dfa_state_size): Do not declare locally.
3083 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3084 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3085 rs6000_alloc_sched_context, rs6000_set_sched_context,
3086 rs6000_free_sched_context): New functions.
3087 (struct _rs6000_sched_context): New.
3088 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3090 (rs6000_sched_finish): Do not run for selective scheduling.
3092 2008-08-31 Jan Hubicka <jh@suse.cz>
3094 * frv.c (frv_rtx_costs): Update forward declaration.
3095 * spu.c (spu_rtx_costs): Likewise.
3096 * pdp11.c: Include df.h
3097 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3098 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3099 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3100 * iq2000.c (iq2000_address_cost): Add speed argument.
3101 (iq2000_rtx_costs): Likewise.
3102 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3103 update call of mn10300_address_cost.
3104 * mcore.c: Include df.h
3105 (mcore_rtx_costs): Update prototype.
3106 * score3.c: Include df.h
3107 (score3_rtx_costs): Remove speed argument.
3108 * score7.c: Include df.h
3109 (score7_address_cost): Remove speed argument.
3110 * score-protos.h (score_address_cost): Update prototype.
3111 * score.c: Include df.h
3112 (score_rtx_costs): Update call of costs functions.
3113 * v850.c (v850_rtx_costs): Add bool argument.
3115 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3117 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3119 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3121 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3122 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3124 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3126 * mkmap-flat.awk: Add option pe_dll.
3127 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3128 * config/i386/t-cygwin (SHLIB_LC): Add.
3129 * config/i386/t-mingw32 (SHLIB_LC): Add.
3130 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3131 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3132 (LINK_SPEC): Support libgcc_s.
3133 (LIBGCC_SPEC): Support libgcc_s.
3134 (LIBGCC_SONAME): New.
3136 2008-08-31 Jan Hubicka <jh@suse.cz>
3138 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3139 mistakely had old version of patch.
3141 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3142 (ipcp_estimate_growth): New.
3143 (ipcp_insert_stage): Use ipcp_estimate_growth.
3144 * profile.c (branch_prob): When reading failed, do not consider
3147 2008-08-31 Jan Hubicka <jh@suse.cz>
3149 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3150 loop is optimized for speed.
3152 2008-08-31 Richard Guenther <rguenther@suse.de>
3155 * fold-const.c (fold_binary): Retain conversions in folding
3158 2008-08-31 Jan Hubicka <jh@suse.cz>
3160 * postreload-gcse.c (eliminate_partially_redundant_loads):
3161 Use optimize_bb_for_size_p.
3162 * predict.c (maybe_hot_frequency_p): Make inline.
3163 (maybe_hot_count_p): Break out from ...
3164 (maybe_hot_bb_p): ... this one.
3165 (maybe_hot_edge_p): Simplify.
3166 * basic-block.h (probably_cold_bb_p): Remove.
3168 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3171 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3173 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3174 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3175 Also split V4SFmode.
3176 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3179 2008-08-31 Jan Hubicka <jh@suse.cz>
3181 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3183 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3185 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3188 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3191 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3192 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3194 2008-08-31 Jan Hubicka <jh@suse.cz>
3196 * sparc.h (BRANCH_COST): Fix macro definition.
3197 * avr.c (avr_operand_rtx_cost): Add speed argument.
3198 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3200 2008-08-31 Richard Guenther <rguenther@suse.de>
3202 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3203 types instead of operands. Re-instantiate verifying of
3204 binary expression operands.
3206 2008-08-30 Jan Hubicka <jh@suse.cz>
3208 * fwprop.c (should_replace_address): Add speed attribute.
3209 (PR_OPTIMIZE_FOR_SPEED): New flag.
3210 (propagate_rtx_1): Use it.
3211 (propagate_rtx): Set it.
3212 (try_fwprop_subst): Update call of rtx_costs.
3213 (forward_propagate_and_simplify): LIkewise.
3214 * hooks.c (hook_int_rtx_bool_0): New
3215 (hook_bool_rtx_int_int_intp_false): Replace by ...
3216 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3217 * hooks.h (hook_int_rtx_bool_0): New
3218 (hook_bool_rtx_int_int_intp_false): Replace by ...
3219 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3220 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3221 (prepare_cmp_insn): UPdate call of rtx_cost.
3222 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3223 (reload_cse_simplify_operands): Update call of rtx_cost.
3224 (reload_cse_move2add): call of rtx_cost.
3225 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3226 * rtlanal.c (rtx_cost): Add speed argument.
3227 (address_cost): Add speed argument
3228 (default_address_cost): Likewise.
3229 (insn_rtx_cost): Likewise.
3230 * cfgloopanal.c (seq_cost): Add speed argument.
3231 (target_reg_cost, target_spill_cost): Turn to array.
3232 (init_set_costs): Update for speed.
3233 (estimate_reg_pressure_cost): Add speed argument.
3234 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3235 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3236 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3237 (seq_cost): Add speed argument.
3238 (computation_cost): Add speed arugment.
3239 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3240 (force_expr_to_var_cost): Update for profile info.
3241 (force_var_cost): Likewise.
3242 (split_address_cost): Likewise.
3243 (ptr_difference_cost): Likewise.
3244 (difference_cost): Likewise.
3245 (get_computation_cost_at): Likewise.
3246 (determine_iv_cost): Likewise.
3247 (ivopts_global_cost_for_size): Likewise.
3248 (rewrite_use_address): Likewise.
3249 (tree_ssa_iv_optimize_loop): Initialize speed field.
3250 * cse.c (optimize_this_for_speed_p): New static var.
3251 (notreg_cost): Update call of rtx_cost.
3252 (cse_extended_basic_block): set optimize_this_for_speed_p.
3253 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3254 (noce_try_cmove_arith): Likewise.
3255 (noce_try_sign_mask): LIkewise.
3256 * expr.c (compress_float_constant): Update rtx_cost calls.
3257 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3259 (addr_to_parts): Likewise.
3260 (create_mem_ref): Likewise.
3261 * dse.c (find_shift_sequence): Add speed argument.
3262 (replace_read): Update call.
3263 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3264 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3265 * neg_cost, shift_cost, shiftadd_cost,
3266 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3267 mul_highpart_cost): Increase dimension.
3268 (init_expmed): Initialize for both size and speed.
3269 (expand_shift): Use profile.
3270 (synth_mult): Use profile.
3271 (choose_mult_variant): Use profile.
3272 (expand_mult): Use profile.
3273 (expand_mult_highpart_optab): Use profile.
3274 (expand_mult_highpart): Use profile.
3275 (expand_smod_pow2): Use profile.
3276 (expand_divmod): Use profile.
3277 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3279 * loop-invariant.c (create_new_invariant): Use profile.
3280 (gain_for_invariant): Add speed parameter.
3281 (best_gain_for_invariant): Likewise.
3282 (find_invariants_to_move): Likewise.
3283 (move_single_loop_invariants): Set it.
3284 * target-def.h (TARGET_RTX_COSTS): Use hook.
3285 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3286 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3287 * output.h (default_address_cost): Update prototype.
3288 * combine.c (optimize_this_for_speed_p): New static var.
3289 (combine_validate_cost): Update call of rtx_cost.
3290 (combine_instructions): Set optimize_this_for_speed_p.
3291 (expand_compound_operation): Update call of rtx_cost.
3292 (make_extraction):Update call of rtx_cost.
3293 (force_to_mode):Update call of rtx_cost.
3294 (distribute_and_simplify_rtx):Update call of rtx_cost.
3295 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3296 (estimate_reg_pressure_cost): Update prototype.
3297 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3298 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3300 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3301 (alpha_rtx_costs): Update.
3302 * config/frv/frv.c (frv_rtx_costs): Update.
3303 * config/s390/s390.c (s390_rtx_costs): Update.
3304 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3305 (m32c_rtx_costs): Update.
3306 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3307 (spu_rtx_costs): Update.
3308 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3309 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3310 * config/i386/i386.c (:ix86_address_cost): Update.
3311 (ix86_rtx_costs): Update.
3312 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3313 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3314 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3315 * config/crx/crx.c (crx_address_cost): Update.
3316 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3317 * config/stormy16/stormy16.c
3318 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3319 * config/m68hc11/m68hc11.c
3320 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3321 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3322 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3324 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3326 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3327 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3328 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3329 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3330 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3331 (mcore_rtx_costs): update.
3332 * config/score/score3.c (score3_rtx_costs): Update.
3333 * config/score/score7.c (score7_rtx_costs): Update.
3334 * config/score/score3.h (score3_rtx_costs):Update.
3335 * config/score/score7.h (score7_rtx_costs): Update.
3336 * config/score/score.c (score_rtx_costs): Update.
3337 * config/arm/arm.c (arm_address_cost): Update.
3338 (arm_rtx_costs_1): Update.
3339 (arm_rtx_costs_1): Update.
3340 (arm_size_rtx_costs): Update.
3341 (arm_size_rtx_costs): Update.
3342 (arm_size_rtx_costs): Update.
3343 (arm_xscale_rtx_costs): Update.
3344 (arm_thumb_address_cost): Update.
3345 * config/pa/pa.c (hppa_address_cost): Update.
3346 * config/mips/mips.c (mips_rtx_costs): Update.
3347 * config/vax/vax.c (vax_address_cost): Update.
3348 * config/h8300/h8300.c (h8300_shift_costs): Update.
3349 (h8300_rtx_costs): Update.
3350 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3351 (v850_rtx_costs): Update.
3352 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3353 * config/bfin/bfin.c
3354 (bfin_address_cost): Update.
3355 (bfin_rtx_costs): Update.
3356 * stmt.c (lshift_cheap_p): Update.
3358 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3361 * expmed.c (extract_bit_field_1): Check the mode size to make
3362 sure the vector modes have the same size.
3364 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3366 * dojump.c (top level): Include basic-block.h to declare
3367 optimize_insn_for_speed_p
3369 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3371 * opts.h (CL_SAVE): New option class for marking options that are
3372 target specific options usable in the target attribute.
3373 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3375 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3376 can easily find the target specific options that are safe to use
3377 in the attribute or pragma.
3379 * attribs.c (decl_attributes): Change #pragma GCC option to
3380 #pragma GCC target, and attribute((option(...))) to
3381 attribute((target(...))).
3383 * doc/extend.texi (target attribute): Change from option
3384 attribute. Delete push/pop/reset.
3385 (#pragma GCC target): Change from #pragma GCC option. Delete
3387 (#pragma GCC push_options): Document new pragma.
3388 (#pragma GCC pop_options): Document new pragma.
3389 (#pragma GCC reset_options): Document new pragma.
3391 * targhooks.c (default_target_option_valid_attribute_p): Add
3392 warning about port not supporting target attributes.
3393 (default_target_option_pragma_parse): New function, warn about
3394 #pragma GCC target not being supported.
3396 * targhooks.h (default_target_option_pragma_parse): Add
3399 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3400 TI_CURRENT_OPTION_PRAGMA.
3401 (current_target_pragma): Rename from current_option_pragma.
3403 * target.h: (struct target_option): Delete booleans for changing
3404 the optimization level on hot/cold functions. Change signature of
3405 pragma_parse hook to take a second tree.
3407 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3409 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3410 that the declaration is done at global scope.
3412 * langhooks.c (add_builtin_function_common): Move most of the code
3413 from add_builtin_function here, calling the hook passed in.
3414 (add_builtin_function): Call add_builtin_function_common with
3415 standard builtin hook.
3416 (add_builtin_function_ext_scope): New function to add builtins to
3419 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3421 (add_builtin_function_ext_scope): Add declaration.
3423 * c-pragma.c (handle_pragma_target): Rename from
3424 handle_pragma_option, #pragma GCC option is now #pragma GCC
3425 target. Move warning about port not supporting target options to
3426 default pragma parse hook. Remove push/pop/reset from this
3428 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3429 (option_stack): Delete static variable.
3430 (optimize_stack): Ditto.
3431 (optons_stack): New stack of saved target and optimization
3433 (handle_pragma_push_options): New function to handle pushing both
3434 target and optimization options.
3435 (handle_pragma_pop_options): New function to handle popping both
3436 target and optimization options.
3437 (handle_pragma_reset_options): New function to handle resetting
3438 both target and optimization options to their initial state.
3439 (init_pragma): Rename handle_pragma_option to
3440 handle_pragma_target. Add support for push_options, pop_options,
3441 and reset_options pragmas.
3443 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3444 default_target_option_pragma_parse.
3445 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3446 default_target_option_valid_attribute_p.
3447 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3448 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3449 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3450 optimization level on hot/cold functions.
3452 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3453 if the caller and callee have different optimization levels.
3455 * c-common.c (handle_target_attribute): Rename from
3456 handle_option_attribute, attribute((option(...))) is now
3457 attribute((target(...))). Move warning if the port does not
3458 support target attributes to the default hook.
3459 (handle_hot_attribute): Delete code to change the optimization
3460 level of hot functions.
3461 (handle_cold_attribute): Ditto.
3463 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3464 argument that is the binary tree options to use if there are no
3465 arguments. Call ix86_valid_target_attribute_tree instead of
3466 ix86_valid_option_attribute_tree.
3467 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3468 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3469 ix86_pragma_option_parse.
3471 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3472 Rename from ix86_valid_option_attribute_tree.
3474 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3475 new builtins when the ISA changes.
3476 (ix86_valid_target_attribute_tree): Rename from
3477 ix86_valid_option_attribute_tree. Change callers. If the
3478 function specified optimization options, use those as the starting
3479 point before setting up the target attributes. If the
3480 optimization options were changed in the course of setting the
3481 target attributes, record the new optimization options.
3482 (ix86_valid_target_attribute_tree_inner_p): Rename from
3483 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3484 ix86_add_new_builtins if the ISA changed.
3485 (ix86_valid_target_attribute_p): Rename from
3486 ix86_valid_option_attribute_p. Change callers.
3487 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3488 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3489 as delayed builtin functions.
3490 (struct builtin_isa): New structure to record builtin functions
3491 that should be delayed until the ISA for that function is used.
3492 (ix86_builtins_isa): Change from int to struct to track builtin
3493 functions we want to declare at some point.
3494 (def_builtin): If the front end can delay defining the builtin
3495 functions, don't create builtins for ISAs not part of the default
3497 (def_builtin_const): Ditto.
3498 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3499 __builtin_ia32_pcmov_v2di to be different builtin functions.
3500 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3501 a structure instead of an int.
3502 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3503 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3504 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3505 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3507 * config/ia64/ia64.h
3508 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3509 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3511 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3512 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3513 (LANG_HOOKS_INITIALIZER): Add
3514 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3516 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3519 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3520 the reload address with the index register for SFmode
3521 access with a displacement.
3523 2008-08-30 Jan Hubicka <jh@suse.cz>
3525 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3526 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3527 * dojump.c (do_jump): Likewise.
3528 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3529 (note-if_info): Add BRANCH_COST.
3530 (noce_try_store_flag_constants, noce_try_addcc,
3531 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3532 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3533 find_if_case_2): Use computed branch cost.
3534 * expr.h (BRANCH_COST): Update default.
3535 * predict.c (predictable_edge_p): New function.
3536 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3537 Update BRANCH_COST call.
3538 * basic-block.h (predictable_edge_p): Declare.
3539 * config/alpha/alpha.h (BRANCH_COST): Update.
3540 * config/frv/frv.h (BRANCH_COST): Update.
3541 * config/s390/s390.h (BRANCH_COST): Update.
3542 * config/spu/spu.h (BRANCH_COST): Update.
3543 * config/sparc/sparc.h (BRANCH_COST): Update.
3544 * config/m32r/m32r.h (BRANCH_COST): Update.
3545 * config/i386/i386.h (BRANCH_COST): Update.
3546 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3548 * config/sh/sh.h (BRANCH_COST): Update.
3549 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3550 * config/avr/avr.h (BRANCH_COST): Update.
3551 * config/crx/crx.h (BRANCH_COST): Update.
3552 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3553 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3554 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3555 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3556 * config/ia64/ia64.h (BRANCH_COST): Update.
3557 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3558 * config/arc/arc.h (BRANCH_COST): Update.
3559 * config/score/score.h (BRANCH_COST): Update.
3560 * config/arm/arm.h (BRANCH_COST): Update.
3561 * config/pa/pa.h (BRANCH_COST): Update.
3562 * config/mips/mips.h (BRANCH_COST): Update.
3563 * config/vax/vax.h (BRANCH_COST): Update.
3564 * config/h8300/h8300.h (BRANCH_COST): Update.
3565 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3566 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3567 * doc/tm.texi (BRANCH_COST): Update.
3569 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3572 * config/arm/arm.c (arm_optimization_options): Set
3573 flag_section_anchors to 2 instead of 1 to distinguish it from
3574 -fsection-anchors given explicitely on the command line.
3576 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3578 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3579 final insn of a split.
3581 2008-08-30 Jan Hubicka <jh@suse.cz>
3583 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3584 optimized for speed.
3585 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3586 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3587 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3588 flag_gcse_after_reload_set): New static vars.
3589 (common_handle_option): Enable those flags for profile-use.
3590 (decode_options): Remove optimize_size flags that are handled
3591 on higher granuality.
3592 * tree-vectorizer.c (vectorize_loops): Use
3593 optimize_loop_nest_for_speed_p.
3594 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3595 * tree-predcom.c (tree_predictive_commoning): Use
3596 optimize_loop_for_speed_p.
3597 * varasm.c (assemble_start_function): Use
3598 optimize_function_for_speed_p.
3599 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3600 * predict.c (optimize_loop_for_speed_p): Fix walk.
3602 2008-08-30 Jan Hubicka <jh@suse.cz>
3604 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3606 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3607 profile presence locally.
3609 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3612 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3613 versions before 4.0.
3615 2008-08-29 Jan Hubicka <jh@suse.cz>
3617 * tree-inline.c (insert_init_stmt): Insert sequence even when
3620 2008-08-29 Jeff Law <law@redhat.com>
3622 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3623 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3624 location and class is an FP register.
3626 2008-08-29 Jan Hubicka <jh@suse.cz>
3628 * see.c (see_merge_one_def_extension): Silence used uninitialized
3630 * matrix-reorg.c (check_allocation_function): Likewise.
3631 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3633 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3636 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3637 compute new & and | in type rather than TREE_TYPE (arg0).
3639 * dwarf2out.c (fortran_common): Update comment.
3640 (gen_variable_die): Swap com_die and var_die variables in Fortran
3641 COMMON block handling code.
3643 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3645 * dwarf2out.c (gen_const_die): New function.
3646 (size_of_die, value_format, output_die): Output larger
3647 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3648 (native_encode_initializer): New function.
3649 (tree_add_const_value_attribute): Call it.
3650 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3652 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3653 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3654 TREE_THIS_VOLATILE to add_type_attribute.
3656 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3658 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3661 * dwarf2out.c (loc_by_reference): New function.
3662 (add_location_or_const_value_attribute): Use it.
3665 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3666 as DW_TAG_variable children of DW_TAG_common_block rather than
3667 DW_TAG_member children. Put DW_AT_external to individual
3668 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3670 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3671 loc_descriptor_from_tree_1.
3675 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3676 arguments to imported_module_or_decl.
3677 (debug_nothing_tree_tree): Removed.
3678 (debug_nothing_tree_tree_tree_bool): New prototype.
3679 * debug.c (do_nothing_debug_hooks): Adjust.
3680 (debug_nothing_tree_tree): Removed.
3681 (debug_nothing_tree_tree_tree_bool): New function.
3682 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3683 (gen_variable_die): Put all common vars for the
3684 same COMMON block under one DW_TAG_common_block.
3685 (declare_in_namespace): Return new context_die, for Fortran
3686 return the module DIE instead of adding extra declarations into
3688 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3689 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3690 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3692 (dwarf2out_global_decl): Don't skip Fortran global vars.
3693 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3694 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3695 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3696 DW_TAG_imported_declaration as child of previous
3697 DW_TAG_imported_module.
3698 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3699 * sdbout.c (sdb_debug_hooks): Likewise.
3700 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3702 2008-08-29 Jan Hubicka <jh@suse.cz>
3704 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3706 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3707 * ipa-cp.c (n_cloning_candidates): New static variable.
3708 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3709 (ipcp_print_all_lattices): Improve debug output.
3710 (ipcp_cloning_candidate_p): New function.
3711 (ipcp_initialize_node_lattices): Use it.
3712 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3713 (ipcp_propagate_stage): Prettier debug output.
3714 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3715 (ipcp_print_all_structures): Remove.
3716 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3717 (ipcp_insert_stage): Prettier debug output; call
3718 cgraph_remove_unreachable_nodes before propagating.
3719 (pass_ipa_cp): Schedule function removal pass.
3720 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3722 (cgraph_maybe_hot_edge_p): Move to ...
3723 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3724 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3725 (common_handle_option): Set them; enable ipa-cp when profiling.
3726 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3727 (ipa_print_all_jump_functions): Likewise.
3728 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3729 (ipa_print_node_params, ipa_print_all_params): New.
3730 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3731 ipa_print_all_param_flags): Remove.
3732 (ipa_print_node_params, ipa_print_all_params): New.
3734 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3736 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3737 change from 2008-04-03.
3738 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3740 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3743 * ira-color.c (push_allocnos_to_stack): Truncate
3744 removed_splay_allocno_vec.
3746 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3749 * ira-color (ira_fast_allocation): Don't assign hard registers to
3752 2008-08-29 Jan Hubicka <jh@suse.cz>
3755 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3756 for cold internal loops.
3758 2008-08-29 Richard Guenther <rguenther@suse.de>
3760 * tree-ssa-structalias.c (create_variable_info_for): Do not
3761 create fields for heap vars or vars with a noalias state.
3762 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3765 2008-08-29 Richard Guenther <rguenther@suse.de>
3767 * common.opt (ftree-store-ccp): Mark as preserved for
3768 backward compatibility.
3769 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3770 * tree-pass.h (pass_store_ccp): Remove.
3771 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3772 (first_vdef): Remove declaration.
3773 (get_value_loaded_by): Likewise.
3774 * tree-ssa-ccp.c (do_store_ccp): Remove.
3775 (get_default_value): Simplify as do_store_ccp is always false
3776 now. Do not initialize mem_ref.
3777 (set_value_varying): Likewise.
3778 (canonicalize_float_value): Likewise.
3779 (set_lattice_value): Likewise.
3780 (likely_value): Likewise.
3781 (surely_varying_stmt_p): Likewise.
3782 (ccp_initialize): Likewise.
3783 (ccp_lattice_meet): Likewise.
3784 (ccp_visit_phi_node): Likewise.
3785 (ccp_fold): Likewise.
3786 (evaluate_stmt): Likewise.
3787 (visit_assignment): Likewise.
3788 (ccp_visit_stmt): Likewise.
3789 (execute_ssa_ccp): Fold into ...
3790 (do_ssa_ccp): ... this.
3791 (do_ssa_store_ccp): Remove.
3792 (gate_store_ccp): Likewise.
3793 (pass_store_ccp): Likewise.
3794 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3796 * tree-ssa-propagate.c (first_vdef): Remove.
3797 (get_value_loaded_by): Likewise.
3798 (replace_vuses_in): Likewise.
3799 (substitute_and_fold): Do not call replace_vuses_in.
3800 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3802 2008-08-29 Richard Guenther <rguenther@suse.de>
3805 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3806 PARAM_NOALIAS tags with is_heapvar.
3807 * tree-ssa-operands.c (access_can_touch_variable): Offset
3808 based tests do not apply for heapvars. Fix offset test.
3810 2008-08-29 Jan Hubicka <jh@suse.cz>
3812 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3813 (-fipa-cp-clone): Enabled by default at -O3.
3814 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3815 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3817 2008-08-29 Jan Hubicka <jh@suse.cz>
3819 * tree.c (build_function_type_skip_args,
3820 build_function_decl_skip_args): New functions.
3821 * tree.h (build_function_type_skip_args,
3822 build_function_decl_skip_args): Declare.
3823 * gimple.c (giple_copy_call_skip_args): New function.
3824 (giple_copy_call_skip_args): Declare.
3826 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3827 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3828 (ipcp_node_modifiable_p): ... this one; use
3829 tree_versionable_function_p.
3830 (ipcp_create_replace_map): Improve debug output.
3831 (ipcp_need_redirect_p): Return false when not clonning.
3832 (ipcp_update_callgraph): Skip args.
3833 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3835 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3836 (save_inline_function_body): Update call of tree_function_versioning.
3837 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3838 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3840 (tree_function_versioning): Likewise.
3841 * tree-inline.h (tree_function_versioning): Update prototype.
3843 2008-08-29 Jan Hubicka <jh@suse.cz>
3845 * loop-unswitch.c (unswitch_single_loop): Use
3846 optimize_loop_for_speed_p.
3847 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3848 Use optimize_function_for_size_p.
3849 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3850 * postreload-gcse.c (eliminate_partially_redundant_load):
3851 Use optimize_bb_for_size_p.
3852 * value-prof.c (gimple_divmod_fixed_value_transform,
3853 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3854 gimple_stringops_transform): Use optimize_bb_for_size_p.
3855 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3856 * final.c (compute_alignments): Use optimize_function_for_size_p.
3857 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3858 (fold_builtin_strcpy, fold_builtin_fputs): Use
3859 optimize_function_for_size_p.
3860 * fold-const.c (tree_swap_operands_p): Use
3861 optimize_function_for_size_p.
3862 * recog.c (relax_delay_slots): Likewise.
3863 * tree-ssa-math-opts.c (replace_reciprocal):
3864 Use optimize_bb_for_speed_p.
3865 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3866 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3867 optimize_function_for_size_p.
3868 (cgraph_decide_inlining_of_small_function): Use
3869 optimize_function_for_size_p.
3870 * global.c (find_reg): Use optimize_function_for_size_p.
3871 * opts.c (decode_options): Do not clear flag_tree_ch,
3872 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3873 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3874 work it out from profile.
3875 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3876 optimize_loop_for_speed_p.
3877 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3879 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3880 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3881 * tree-eh.c (decide_copy_try_finally): Use
3882 optimize_function_for_size_p.
3883 * local-alloc.c (block_alloc): Pass BB pointer.
3884 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3885 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3886 * loop-unroll.c (decide_unrolling_and_peeling):
3887 Use optimize_loop_for_size_p.
3888 (decide_peel_completely): Likewise.
3889 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
3890 optimize_loop_for_size_p.
3891 (vect_enhance_data_refs_alignment): Likewise.
3892 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
3893 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
3895 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
3896 (try_crossjump_bb): Use optimize_bb_for_size_p.
3897 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3898 optimize_loop_for_speed_p.
3899 * bb-reorder.c (find_traces_1_round): Likewise.
3900 (copy_bb): Use optimize_bb_for_speed_p.
3901 (duplicate_computed_gotos): Likewise.
3902 * basic-block.h (optimize_loop_nest_for_size_p,
3903 optimize_loop_nest_for_speed_p): New.
3904 * stmt.c (expand_case): Use optimize_insn_for_size_p.
3906 2008-08-29 Tristan Gingold <gingold@adacore.com>
3908 * gcov.c (main): Call expandargv.
3910 2008-08-29 Jan Hubicka <jh@suse.cz>
3912 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
3914 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3916 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
3917 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3919 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
3921 2008-08-29 Jan Hubicka <jh@suse.cz>
3923 * tree-pass.h (pass_strip_predict_hints): Declare.
3924 * predict.c (strip_builtin_expect): Rename to ...
3925 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
3926 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
3927 (tree_estimate_probability): Do not strip builtin_expect.
3928 (pass_strip_predict_hints): New pass.
3929 * tree-inline.c (expand_call_inline): When inlining cold function,
3930 predict it as unlikely.
3931 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
3933 2008-08-29 Richard Guenther <rguenther@suse.de>
3935 PR tree-optimization/37207
3936 * tree-vrp.c (extract_range_from_binary_expr): Also try
3937 to constant fold if only one of the operands is a constant.
3939 2008-08-29 Nick Clifton <nickc@redhat.com>
3941 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
3942 the same way as SYMBOL_REFs.
3944 2008-08-28 Bob Wilson <bob.wilson@acm.org>
3946 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
3948 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3950 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
3951 * config/mips/mips.md (branch_likely): Remove const. Fix
3953 (define_delay for type "branch"): Change to only apply for branch
3954 with likely variant.
3955 (define_delay for type "branch" and "branch_likely" no). New delay
3957 (equality_op): New code iterator.
3958 (bbv, bbinv): New code attributes.
3959 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
3962 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3963 Andrew Pinski <pinskia@gcc.gnu.org>
3966 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
3968 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
3970 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
3971 rule that a symbolic constant must be defined and >= 0 for the
3972 corresponding facility to be present at compile-time.
3973 * gthr-posix.c: Likewise.
3975 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3977 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
3978 * config/mips/mips.md (D): New mode attribute.
3979 (mulsi3, muldi3): Merge it into ...
3980 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
3981 (muldi3_mul3): New pattern.
3982 (mulsi3_mult3): Rename to mulsi3_mul3.
3984 2008-08-28 Jan Hubicka <jh@suse.cz>
3986 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
3988 * predict.c (always_optimize_for_size_p): Rename to ...
3989 (optimize_function_for_size): ... this one; make extern.
3990 (optimize_function_for_speed_p): New.
3991 (optimize_bb_for_size_p, optimize_bb_for_size_p,
3992 optimize_edge_for_size_p,optimize_edge_for_size_p,
3993 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
3994 * basic-block.h (optimize_function_for_size_p,
3995 optimize_function_for_speed_p): Declare.
3996 * i386.md (optimize_size checks): Replace them by appropriate
3998 (standard_80387_constant_p, ix86_compute_frame_layout,
3999 ix86_expand_epilogue, ix86_decompose_address,
4000 print_operand, emit_i387_cw_initialization,
4001 inline_memory_move_cost, ix86_pad_returns,
4002 ix86_reorg): Replace optimize_size checks.
4004 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4006 * rtl.h (simplify_subreg_regno): Declare.
4007 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4008 * simplify-rtx.c (simplify_subreg): ...here.
4009 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4010 subreg_offset_representable_p.
4012 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4015 * c-typeck.c (convert_for_assignment): Give a note describing what
4016 was passed and what was expected.
4018 2008-08-28 Joey Ye <joey.ye@intel.com>
4020 * doc/extend.texi: Document AVX built-in functions.
4021 * doc/invoke.texi: Document -mavx.
4023 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4024 Joey Ye <joey.ye@intel.com>
4025 Xuepeng Guo <xuepeng.guo@intel.com>
4027 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4029 * config/i386/cpuid.h (bit_FMA): New.
4030 (bit_XSAVE): Likewise.
4031 (bit_OSXSAVE): Likewise.
4032 (bit_AVX): Likewise.
4034 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4035 define. Use ASM_OUTPUT_AVX_PREFIX.
4037 * config/i386/gmmintrin.h: New.
4039 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4040 (OPTION_MASK_ISA_AVX_SET): New.
4041 (OPTION_MASK_ISA_FMA_SET): Likewise.
4042 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4043 (OPTION_MASK_ISA_FMA_SET): Likewise.
4044 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4045 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4046 (pta_flags): Add PTA_AVX and PTA_FMA.
4047 (override_options): Handle PTA_AVX and PTA_FMA.
4048 (init_cumulative_args): Handle warn_avx.
4049 (classify_argument): Return 0 for COImode and OImode. Return
4050 1 and X86_64_AVX_CLASS for 256bit vector types.
4051 (examine_argument): Handle X86_64_AVX_CLASS.
4052 (construct_container): Likewise.
4053 (function_arg_advance_32): Pass OImode and 256bit vector types
4055 (function_arg_advance_64): Take a new argument to indicate if a
4056 parameter is named. Handle 256bit vector types. Return
4057 immediately for unnamed 256bit vector mode parameters.
4058 (function_arg_advance): Updated.
4059 (function_arg_32): Add comments for TImode. Handle OImode
4060 and 256bit vector types.
4061 (function_arg_64): Take a new argument to indicate if a
4062 parameter is named. Handle 256bit vector types. Return NULL
4063 for unnamed 256bit vector mode parameters.
4064 (function_arg): Updated.
4065 (setup_incoming_varargs_64): Support
4066 AVX encoding for *sse_prologue_save_insn.
4067 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4068 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4069 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4070 enabled, otherwise return -3.
4071 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4073 (print_reg): Support AVX registers. Handle 'x' and 't'.
4074 Handle 'd' to duplicate the operand.
4075 (print_operand): Likewise. Also support AVX vector compare
4077 (output_387_binary_op): Support AVX.
4078 (output_fp_compare): Likewise.
4079 (ix86_expand_vector_move_misalign): Likewise.
4080 (ix86_attr_length_vex_default): New.
4081 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4082 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4083 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4084 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4085 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4086 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4087 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4088 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4089 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4090 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4091 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4092 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4093 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4094 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4095 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4096 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4097 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4098 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4099 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4100 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4101 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4102 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4103 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4104 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4105 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4106 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4107 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4108 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4109 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4110 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4111 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4112 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4113 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4114 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4115 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4116 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4117 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4118 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4119 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4120 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4121 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4122 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4123 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4124 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4125 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4126 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4127 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4128 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4129 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4130 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4131 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4132 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4133 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4134 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4135 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4136 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4137 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4138 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4139 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4140 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4141 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4142 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4143 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4144 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4145 and IX86_BUILTIN_MOVMSKPS256,
4146 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4147 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4148 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4149 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4150 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4151 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4152 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4153 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4154 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4155 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4156 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4157 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4158 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4159 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4160 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4161 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4162 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4163 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4164 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4165 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4166 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4167 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4168 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4169 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4170 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4171 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4172 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4173 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4174 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4175 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4176 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4177 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4178 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4179 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4180 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4181 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4182 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4183 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4184 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4185 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4186 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4187 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4188 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4189 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4190 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4191 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4192 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4193 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4194 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4195 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4196 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4197 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4198 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4199 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4200 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4201 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4202 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4203 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4205 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4206 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4207 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4208 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4209 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4210 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4211 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4212 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4213 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4214 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4215 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4216 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4217 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4218 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4219 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4220 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4221 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4222 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4223 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4224 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4225 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4226 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4227 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4228 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4229 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4230 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4231 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4232 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4233 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4234 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4235 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4236 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4237 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4238 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4239 IX86_BUILTIN_MOVMSKPS256.
4240 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4241 (ix86_expand_args_builtin): Likewise.
4242 (ix86_expand_special_args_builtin): Likewise.
4243 (ix86_hard_regno_mode_ok): Handle AVX modes.
4244 (ix86_expand_vector_init_duplicate): Likewise.
4245 (ix86_expand_vector_init_one_nonzero): Likewise.
4246 (ix86_expand_vector_init_one_var): Likewise.
4247 (ix86_expand_vector_init_concat): Likewise.
4248 (ix86_expand_vector_init_general): Likewise.
4249 (ix86_expand_vector_set): Likewise.
4250 (ix86_vector_mode_supported_p): Likewise.
4251 (x86_extended_reg_mentioned_p): Check INSN_P before using
4254 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4255 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4257 * config/i386/i386.h (TARGET_AVX): New.
4258 (TARGET_FMA): Likewise.
4259 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4260 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4261 (VALID_AVX256_REG_MODE): New.
4262 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4263 (AVX_FLOAT_MODE_P): Likewise.
4264 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4265 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4266 (AVX_VEC_FLOAT_MODE_P): Likewise.
4267 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4268 (ASM_OUTPUT_OPCODE): Likewise.
4269 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4271 (SSE_REG_MODE_P): Allow 256bit vector modes.
4272 (ix86_args): Add a warn_avx field.
4274 * config/i386/i386.md (UNSPEC_PCMP): New.
4275 (UNSPEC_VPERMIL): Likewise.
4276 (UNSPEC_VPERMIL2): Likewise.
4277 (UNSPEC_VPERMIL2F128): Likewise.
4278 (UNSPEC_MASKLOAD): Likewise.
4279 (UNSPEC_MASKSTORE): Likewise.
4280 (UNSPEC_CAST): Likewise.
4281 (UNSPEC_VTESTP): Likewise.
4282 (UNSPECV_VZEROALL): Likewise.
4283 (UNSPECV_VZEROUPPER): Likewise.
4284 (XMM0_REG): Likewise.
4285 (XMM1_REG): Likewise.
4286 (XMM2_REG): Likewise.
4287 (XMM3_REG): Likewise.
4288 (XMM4_REG): Likewise.
4289 (XMM5_REG): Likewise.
4290 (XMM6_REG): Likewise.
4291 (XMM8_REG): Likewise.
4292 (XMM9_REG): Likewise.
4293 (XMM10_REG): Likewise.
4294 (XMM11_REG): Likewise.
4295 (XMM12_REG): Likewise.
4296 (XMM13_REG): Likewise.
4297 (XMM14_REG): Likewise.
4298 (XMM15_REG): Likewise.
4300 (prefix_vex_imm8): Likewise.
4301 (prefix_vex_w): Likewise.
4302 (length_vex): Likewise.
4305 (*avx_ashlti3): Likewise.
4306 (*avx_lshrti3): Likewise.
4307 (*avx_setcc<mode>): Likewise.
4308 (*fop_<mode>_comm_mixed_avx): Likewise.
4309 (*fop_<mode>_comm_avx): Likewise.
4310 (*fop_<mode>_1_mixed_avx): Likewise.
4311 (*fop_<mode>_1_avx): Likewise.
4312 (*avx_<code><mode>3): Likewise.
4313 (*avx_ieee_smin<mode>3): Likewise.
4314 (*avx_ieee_smax<mode>3): Likewise.
4315 (mode): Add OI, V8SF and V4DF.
4316 (length): Support VEX prefix.
4317 (*cmpfp_i_mixed): Set prefix attribute.
4318 (*cmpfp_i_sse): Likewise.
4319 (*cmpfp_iu_mixed): Likewise.
4320 (*cmpfp_iu_sse): Likewise.
4321 (*movsi_1): Support AVX.
4322 (*movdi_2): Likewise.
4323 (*movdi_1_rex64): Likewise.
4324 (*movti_internal): Likewise.
4325 (*movti_rex64): Likewise.
4326 (*movsf_1): Likewise.
4327 (*movdf_nointeger): Likewise.
4328 (*movdf_integer_rex64): Likewise.
4329 (*movtf_internal): Likewise.
4330 (zero_extendsidi2_32): Likewise.
4331 (zero_extendsidi2_rex64): Likewise.
4332 (*extendsfdf2_mixed): Likewise.
4333 (*extendsfdf2_sse): Likewise.
4334 (*truncdfsf_fast_mixed): Likewise.
4335 (*truncdfsf_fast_sse): Likewise.
4336 (*truncdfsf_mixed): Likewise.
4337 (fix_trunc<mode>di_sse): Likewise.
4338 (fix_trunc<mode>si_sse): Likewise.
4339 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4340 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4341 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4342 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4343 (*rcpsf2_sse): Likewise.
4344 (*rsqrtsf2_sse): Likewise.
4345 (*sqrt<mode>2_sse): Likewise.
4346 (sse4_1_round<mode>2): Likewise.
4347 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4348 Support AVX. Set length attribute properly for AVX.
4350 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4351 (VECTOR_MODES (FLOAT, 32)): Likewise.
4352 (VECTOR_MODE (INT, DI, 8)): Likewise.
4353 (VECTOR_MODE (INT, HI, 32)): Likewise.
4354 (VECTOR_MODE (INT, QI, 64)): Likewise.
4355 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4356 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4357 (VECTOR_MODE (INT, DI, 4)): Removed.
4358 (VECTOR_MODE (INT, SI, 8)): Likewise.
4359 (VECTOR_MODE (INT, HI, 16)): Likewise.
4360 (VECTOR_MODE (INT, QI, 32)): Likewise.
4361 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4362 (INT_MODE (OI, 32)): Likewise.
4364 * config/i386/i386.opt (mavx): New.
4367 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4369 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4370 (*mov<mode>_internal_avx): New.
4371 (*movv2sf_internal_rex64_avx): Likewise.
4372 (*movv2sf_internal_avx): Likewise.
4374 * config/i386/predicates.md (const_4_to_5_operand): New.
4375 (const_6_to_7_operand): Likewise.
4376 (const_8_to_11_operand): Likewise.
4377 (const_12_to_15_operand): Likewise.
4378 (avx_comparison_float_operator): Likewise.
4380 * config/i386/sse.md (AVX256MODEI): New.
4381 (AVX256MODE): Likewise.
4382 (AVXMODEQI): Likewise.
4383 (AVXMODE): Likewise.
4384 (AVX256MODEF2P): Likewise.
4385 (AVX256MODE2P): Likewise.
4386 (AVX256MODE4P): Likewise.
4387 (AVX256MODE8P): Likewise.
4388 (AVXMODEF2P): Likewise.
4389 (AVXMODEF4P): Likewise.
4390 (AVXMODEDCVTDQ2PS): Likewise.
4391 (AVXMODEDCVTPS2DQ): Likewise.
4392 (avxvecmode): Likewise.
4393 (avxvecpsmode): Likewise.
4394 (avxhalfvecmode): Likewise.
4395 (avxscalarmode): Likewise.
4396 (avxcvtvecmode): Likewise.
4397 (avxpermvecmode): Likewise.
4398 (avxmodesuffixf2c): Likewise.
4399 (avxmodesuffixp): Likewise.
4400 (avxmodesuffixs): Likewise.
4401 (avxmodesuffix): Likewise.
4402 (vpermilbits): Likewise.
4403 (pinsrbits): Likewise.
4404 (mov<mode>): Likewise.
4405 (*mov<mode>_internal): Likewise.
4406 (push<mode>1): Likewise.
4407 (movmisalign<mode>): Likewise.
4408 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4409 (avx_movdqu<avxmodesuffix>): Likewise.
4410 (avx_lddqu<avxmodesuffix>): Likewise.
4411 (<plusminus_insn><mode>3): Likewise.
4412 (*avx_<plusminus_insn><mode>3): Likewise.
4413 (*avx_vm<plusminus_insn><mode>3): Likewise.
4414 (mul<mode>3): Likewise.
4415 (*avx_mul<mode>3): Likewise.
4416 (*avx_vmmul<mode>3): Likewise.
4417 (divv8sf3): Likewise.
4418 (divv4df3): Likewise.
4419 (avx_div<mode>3): Likewise.
4420 (*avx_div<mode>3): Likewise.
4421 (*avx_vmdiv<mode>3): Likewise.
4422 (avx_rcpv8sf2): Likewise.
4423 (*avx_vmrcpv4sf2): Likewise.
4424 (sqrtv8sf2): Likewise.
4425 (avx_sqrtv8sf2): Likewise.
4426 (*avx_vmsqrt<mode>2): Likewise.
4427 (rsqrtv8sf2): Likewise.
4428 (avx_rsqrtv8sf2): Likewise.
4429 (*avx_vmrsqrtv4sf2): Likewise.
4430 (<code><mode>3): Likewise.
4431 (*avx_<code><mode>3_finite): Likewise.
4432 (*avx_<code><mode>3): Likewise.
4433 (*avx_vm<code><mode>3): Likewise.
4434 (*avx_ieee_smin<mode>3): Likewise.
4435 (*avx_ieee_smax<mode>3): Likewise.
4436 (avx_addsubv8sf3): Likewise.
4437 (avx_addsubv4df3): Likewise.
4438 (*avx_addsubv4sf3): Likewise.
4439 (*avx_addsubv2df3): Likewise.
4440 (avx_h<plusminus_insn>v4df3): Likewise.
4441 (avx_h<plusminus_insn>v8sf3): Likewise.
4442 (*avx_h<plusminus_insn>v4sf3): Likewise.
4443 (*avx_h<plusminus_insn>v2df3): Likewise.
4444 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4445 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4446 (*avx_maskcmp<mode>3): Likewise.
4447 (avx_nand<mode>3): Likewise.
4448 (*avx_<code><mode>3): Likewise.
4449 (*avx_nand<mode>3): Likewise.
4450 (*avx_<code><mode>3): Likewise.
4451 (*avx_cvtsi2ss): Likewise.
4452 (*avx_cvtsi2ssq): Likewise.
4453 (*avx_cvtsi2sd): Likewise.
4454 (*avx_cvtsi2sdq): Likewise.
4455 (*avx_cvtsd2ss): Likewise.
4456 (avx_cvtss2sd): Likewise.
4457 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4458 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4459 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4460 (*avx_cvtsi2sd): Likewise.
4461 (*avx_cvtsi2sdq): Likewise.
4462 (avx_cvtdq2pd256): Likewise.
4463 (avx_cvtpd2dq256): Likewise.
4464 (avx_cvttpd2dq256): Likewise.
4465 (*avx_cvtsd2ss): Likewise.
4466 (*avx_cvtss2sd): Likewise.
4467 (avx_cvtpd2ps256): Likewise.
4468 (avx_cvtps2pd256): Likewise.
4469 (*avx_movhlps): Likewise.
4470 (*avx_movlhps): Likewise.
4471 (avx_unpckhps256): Likewise.
4472 (*avx_unpckhps): Likewise.
4473 (avx_unpcklps256): Likewise.
4474 (*avx_unpcklps): Likewise.
4475 (avx_movshdup256): Likewise.
4476 (avx_movsldup256): Likewise.
4477 (avx_shufps256): Likewise.
4478 (avx_shufps256_1): Likewise.
4479 (*avx_shufps_<mode>): Likewise.
4480 (*avx_loadhps): Likewise.
4481 (*avx_storelps): Likewise.
4482 (*avx_loadlps): Likewise.
4483 (*avx_movss): Likewise.
4484 (*vec_dupv4sf_avx): Likewise.
4485 (*vec_concatv2sf_avx): Likewise.
4486 (*vec_concatv4sf_avx): Likewise.
4487 (*vec_setv4sf_0_avx): Likewise.
4488 (*vec_setv4sf_avx): Likewise.
4489 (*avx_insertps): Likewise.
4490 (avx_vextractf128<mode>): Likewise.
4491 (vec_extract_lo_<mode>): Likewise.
4492 (vec_extract_hi_<mode>): Likewise.
4493 (vec_extract_lo_<mode>): Likewise.
4494 (vec_extract_hi_<mode>): Likewise.
4495 (vec_extract_lo_v16hi): Likewise.
4496 (vec_extract_hi_v16hi): Likewise.
4497 (vec_extract_lo_v32qi): Likewise.
4498 (vec_extract_hi_v32qi): Likewise.
4499 (avx_unpckhpd256): Likewise.
4500 (*avx_unpckhpd): Likewise.
4501 (avx_movddup256): Likewise.
4502 (*avx_movddup): Likewise.
4503 (avx_unpcklpd256): Likewise.
4504 (*avx_unpcklpd): Likewise.
4505 (avx_shufpd256): Likewise.
4506 (avx_shufpd256_1): Likewise.
4507 (*avx_punpckhqdq): Likewise.
4508 (*avx_punpcklqdq): Likewise.
4509 (*avx_shufpd_<mode>): Likewise.
4510 (*avx_storehpd): Likewise.
4511 (*avx_loadhpd): Likewise.
4512 (*avx_loadlpd): Likewise.
4513 (*avx_movsd): Likewise.
4514 (*vec_concatv2df_avx): Likewise.
4515 (*avx_<plusminus_insn><mode>3): Likewise.
4516 (*avx_<plusminus_insn><mode>3): Likewise.
4517 (*avx_mulv8hi3): Likewise.
4518 (*avxv8hi3_highpart): Likewise.
4519 (*avx_umulv8hi3_highpart): Likewise.
4520 (*avx_umulv2siv2di3): Likewise.
4521 (*avx_mulv2siv2di3): Likewise.
4522 (*avx_pmaddwd): Likewise.
4523 (*avx_mulv4si3): Likewise.
4524 (*avx_ashr<mode>3): Likewise.
4525 (*avx_lshr<mode>3): Likewise.
4526 (*avx_ashl<mode>3): Likewise.
4527 (*avx_<code><mode>3): Likewise.
4528 (*avx_eq<mode>3): Likewise.
4529 (*avx_gt<mode>3): Likewise.
4530 (*avx_nand<mode>3): Likewise.
4531 (*avx_nand<mode>3): Likewise.
4532 (*avx_<code><mode>3): Likewise.
4533 (*avx_<code><mode>3): Likewise.
4534 (*avx_packsswb): Likewise.
4535 (*avx_packssdw): Likewise.
4536 (*avx_packuswb): Likewise.
4537 (*avx_punpckhbw): Likewise.
4538 (*avx_punpcklbw): Likewise.
4539 (*avx_punpckhwd): Likewise.
4540 (*avx_punpcklwd): Likewise.
4541 (*avx_punpckhdq): Likewise.
4542 (*avx_punpckldq): Likewise.
4543 (*avx_pinsr<avxmodesuffixs>): Likewise.
4544 (*avx_pinsrq): Likewise.
4545 (*avx_loadld): Likewise.
4546 (*vec_extractv2di_1_rex64_avx): Likewise.
4547 (*vec_extractv2di_1_avx): Likewise.
4548 (*vec_dupv2di_avx): Likewise.
4549 (*vec_concatv2si_avx): Likewise.
4550 (*vec_concatv4si_1_avx): Likewise.
4551 (*vec_concatv2di_avx): Likewise.
4552 (*vec_concatv2di_rex64_avx): Likewise.
4553 (*avx_uavgv16qi3): Likewise.
4554 (*avx_uavgv8hi3): Likewise.
4555 (*avx_psadbw): Likewise.
4556 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4557 (*avx_phaddwv8hi3): Likewise.
4558 (*avx_phadddv4si3): Likewise.
4559 (*avx_phaddswv8hi3): Likewise.
4560 (*avx_phsubwv8hi3): Likewise.
4561 (*avx_phsubdv4si3): Likewise.
4562 (*avx_phsubswv8hi3): Likewise.
4563 (*avx_pmaddubsw128): Likewise.
4564 (*avx_pmulhrswv8hi3): Likewise.
4565 (*avx_pshufbv16qi3): Likewise.
4566 (*avx_psign<mode>3): Likewise.
4567 (*avx_palignrti): Likewise.
4568 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4569 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4570 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4571 (*avx_mpsadbw): Likewise.
4572 (*avx_packusdw): Likewise.
4573 (*avx_pblendvb): Likewise.
4574 (*avx_pblendw): Likewise.
4575 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4576 (avx_ptest256): Likewise.
4577 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4578 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4579 (*avx_aesenc): Likewise.
4580 (*avx_aesenclast): Likewise.
4581 (*avx_aesdec): Likewise.
4582 (*avx_aesdeclast): Likewise.
4583 (avx_vzeroupper): Likewise.
4584 (avx_vzeroupper_rex64): Likewise.
4585 (avx_vpermil<mode>): Likewise.
4586 (avx_vpermilvar<mode>3): Likewise.
4587 (avx_vpermil2<mode>3): Likewise.
4588 (avx_vperm2f128<mode>3): Likewise.
4589 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4590 (avx_vbroadcastss256): Likewise.
4591 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4592 (avx_vinsertf128<mode>): Likewise.
4593 (vec_set_lo_<mode>): Likewise.
4594 (vec_set_hi_<mode>): Likewise.
4595 (vec_set_lo_<mode>): Likewise.
4596 (vec_set_hi_<mode>): Likewise.
4597 (vec_set_lo_v16hi): Likewise.
4598 (vec_set_hi_v16hi): Likewise.
4599 (vec_set_lo_v32qi): Likewise.
4600 (vec_set_hi_v32qi): Likewise.
4601 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4602 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4603 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4604 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4605 (vec_init<mode>): Likewise.
4606 (*vec_concat<mode>_avx): Likewise.
4607 (blendbits): Support V8SF and V4DF.
4608 (sse2_movq128): Support AVX.
4609 (<sse>_movnt<mode>): Likewise.
4610 (sse2_movntv2di): Likewise.
4611 (sse_rcpv4sf2): Likewise.
4612 (sse_sqrtv4sf2): Likewise.
4613 (sse_rsqrtv4sf2): Likewise.
4614 (<sse>_comi): Likewise.
4615 (<sse>_ucomi): Likewise.
4616 (sse_cvtss2si): Likewise.
4617 (sse_cvtss2si_2): Likewise.
4618 (sse_cvtss2siq): Likewise.
4619 (sse_cvtss2siq_2): Likewise.
4620 (sse_cvttss2si): Likewise.
4621 (sse_cvttss2siq): Likewise.
4622 (sse2_cvtsd2si): Likewise.
4623 (sse2_cvtsd2si_2): Likewise.
4624 (sse2_cvtsd2siq): Likewise.
4625 (sse2_cvtsd2siq_2): Likewise.
4626 (sse2_cvttsd2si): Likewise.
4627 (sse2_cvttsd2siq): Likewise.
4628 (sse2_cvtdq2pd): Likewise.
4629 (*sse2_cvtpd2dq): Likewise.
4630 (*sse2_cvttpd2dq): Likewise.
4631 (*sse2_cvtpd2ps): Likewise.
4632 (sse2_cvtps2pd): Likewise.
4633 (sse3_movshdup): Likewise.
4634 (sse3_movsldup): Likewise.
4635 (sse_storehps): Likewise.
4636 (*sse4_1_extractps): Likewise.
4637 (sse2_storelpd): Likewise.
4638 (vec_dupv2df_sse3): Likewise.
4639 (*vec_concatv2df_sse3): Likewise.
4640 (*sse4_1_pextrb): Likewise.
4641 (*sse4_1_pextrb_memory): Likewise.
4642 (*sse2_pextrw): Likewise.
4643 (*sse4_1_pextrw_memory): Likewise.
4644 (*sse4_1_pextrd): Likewise.
4645 (*sse4_1_pextrq): Likewise.
4646 (sse2_pshufd_1): Likewise.
4647 (sse2_pshuflw_1): Likewise.
4648 (sse2_pshufhw_1): Likewise.
4649 (*sse2_storeq_rex64): Likewise.
4650 (*vec_dupv4si): Likewise.
4651 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4652 (sse2_pmovmskb): Likewise.
4653 (*sse2_maskmovdqu): Likewise.
4654 (*sse2_maskmovdqu_rex64): Likewise.
4655 (sse_ldmxcsr): Likewise.
4656 (sse_stmxcsr): Likewise.
4657 (abs<mode>2): Likewise.
4658 (sse4_1_movntdqa): Likewise.
4659 (sse4_1_phminposuw): Likewise.
4660 (sse4_1_extendv8qiv8hi2): Likewise.
4661 (*sse4_1_extendv8qiv8hi2): Likewise.
4662 (sse4_1_extendv4qiv4si2): Likewise.
4663 (*sse4_1_extendv4qiv4si2): Likewise.
4664 (sse4_1_extendv2qiv2di2): Likewise.
4665 (*sse4_1_extendv2qiv2di2): Likewise.
4666 (sse4_1_extendv4hiv4si2): Likewise.
4667 (*sse4_1_extendv4hiv4si2): Likewise.
4668 (sse4_1_extendv2hiv2di2): Likewise.
4669 (*sse4_1_extendv2hiv2di2): Likewise.
4670 (sse4_1_extendv2siv2di2): Likewise.
4671 (*sse4_1_extendv2siv2di2): Likewise.
4672 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4673 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4674 (sse4_1_zero_extendv4qiv4si2): Likewise.
4675 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4676 (sse4_1_zero_extendv2qiv2di2): Likewise.
4677 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4678 (sse4_1_zero_extendv4hiv4si2): Likewise.
4679 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4680 (sse4_1_zero_extendv2hiv2di2): Likewise.
4681 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4682 (sse4_1_zero_extendv2siv2di2): Likewise.
4683 (*sse4_1_zero_extendv2siv2di2): Likewise.
4684 (sse4_1_ptest): Likewise.
4685 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4686 (sse4_2_pcmpestri): Likewise.
4687 (sse4_2_pcmpestrm): Likewise.
4688 (sse4_2_pcmpistri): Likewise.
4689 (sse4_2_pcmpistrm): Likewise.
4691 (aeskeygenassist): Likewise.
4693 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4695 * config/i386/predicates.md (vzeroall_operation): New.
4697 * config/i386/sse.md (avx_vzeroall): New.
4698 (*avx_vzeroall): Likewise.
4700 2008-08-28 Paul Brook <paul@codesourcery.com>
4701 Mark Shinwell <shinwell@codesourcery.com>
4702 Richard Earnshaw <richard.earnshaw@arm.com>
4704 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4705 (TARGET_MIN_ANCHOR_OFFSET): New.
4706 (arm_override_options): Set correct anchor ranges for Thumb-1
4707 and Thumb-2 if required.
4708 (legitimize_pic_address): Handle case involving a TLS symbol
4709 reference with an addend.
4710 (arm_optimization_options): Enable section anchors at -O1 and
4712 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4713 * config/arm/arm-protos.h (arm_optimization_options): New.
4715 2008-08-28 Nick Clifton <nickc@redhat.com>
4717 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4718 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4721 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4722 * config/v850/v850.md (return): Remove frame size restriction.
4724 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4726 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4728 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4730 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4732 2008-08-28 Paul Brook <paul@codesourcery.com>
4734 * config/arm/vfp11.md: Update license notice.
4735 * config/arm/cortex-r4.md: Ditto.
4737 2008-08-28 Richard Guenther <rguenther@suse.de>
4739 PR tree-optimization/37207
4740 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4743 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4746 * tree.c (int_fits_type_p): Don't forget unsigned integers
4747 of type sizetype which higher end word equals -1.
4749 2008-08-28 Ira Rosen <irar@il.ibm.com>
4751 * target.h (struct vectorize): Add new target builtin.
4752 * tree-vectorizer.c (destroy_loop_vec_info): Call
4753 vect_free_slp_instance instead of vect_free_slp_node.
4754 * tree-vectorizer.h (enum slp_load_perm_type): New.
4755 (struct _slp_instance): Add new fields.
4756 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4757 (SLP_INSTANCE_LOADS): New.
4758 (vect_free_slp_tree): Remove.
4759 (vect_free_slp_instance): Declare.
4760 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4761 (vectorizable_load): Add argument.
4762 (vect_transform_slp_perm_load): New.
4763 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4765 (vect_get_place_in_interleaving_chain): New function.
4766 (vect_free_slp_tree): Make static.
4767 (vect_free_slp_instance): New function.
4768 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4769 collect the load location in the interleaving chain.
4770 (vect_supported_slp_permutation_p): New function.
4771 (vect_supported_load_permutation_p): Likewise.
4772 (vect_analyze_slp_instance): In case of loads permutation, call
4773 vect_supported_load_permutation_p to check that the permutation is
4775 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4776 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4777 (vect_create_mask_and_perm): New function.
4778 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4779 (vectorizable_load): Add an argument. Don't keep the created vectors
4780 statements in the node if permutation is required. Call
4781 vect_transform_slp_perm_load to generate the permutation.
4782 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4783 additional argument.
4784 (vect_schedule_slp_instance): In case of loads permutation, allocate
4785 vectorized statements structure for all the related SLP nodes. Call
4786 vect_transform_stmt with addditional argument.
4787 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4788 * config/spu/spu.c (spu_builtin_vec_perm): New.
4789 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4790 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4791 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4792 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4794 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4796 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4797 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4798 __gthread_cond_signal, __gthread_cond_timedwait,
4799 __gthread_cond_timedwait_recursive): New functions.
4800 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4802 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4805 2008-08-28 Richard Guenther <rguenther@suse.de>
4808 * fold-const.c (maybe_canonicalize_comparison_1): Require
4809 undefined overflow only for canonicalizing A +- CST cmp CST.
4810 Make sure to not generate new constants that are not inside
4811 their TYPE_MIN/MAX_VALUE range.
4812 (maybe_canonicalize_comparison): Remove undefined overflow
4814 (fold_binary): Remove now duplicate folding.
4816 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4818 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4819 use not updated in the last change.
4821 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4823 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4824 (IRA_COVER_CLASSES): Add FPUL_REGS.
4826 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4829 * c-common.c (conversion_warning): Check for null operands.
4831 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4834 * c-decl.c (check_for_loop_decls): Improve error message. Give
4837 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4840 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4841 (convert_for_assignment): Pass corrent OPT_W* parameter to
4842 WARN_FOR_ASSIGNMENT.
4844 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4847 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4849 2008-08-27 Paul Brook <paul@codesourcery.com>
4851 * config.gcc: Loosen checks for arm uclinux eabi targets.
4853 2008-08-27 Paul Brook <paul@codesourcery.com>
4855 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4857 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4859 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4861 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4862 the enumerators of an ENUMERAL_TYPE.
4863 * dbxout.c (dbxout_type): Ditto.
4865 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4868 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4869 (fwprop_addr): Check that the loop_father is not the outer loop.
4871 2008-08-26 Paul Brook <paul@codesourcery.com>
4873 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4874 Remove documentation entry for fmul type.
4875 Use fmuls to annotate single-precision multiplication patterns,
4876 fmuld to annotate double-precision multiplication patterns,
4877 fmacs to annotate single-precision multiply-accumulate patterns
4878 and fmacd to annotate double-precision multiply-accumulate patterns.
4879 * config/arm/vfp11.md: Update reservations accordingly.
4880 * config/arm/arm.md: Note that certain values of the "type"
4881 attribute are documented in vfp.md.
4882 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4883 (v10_cvt): Use new fmul types.
4885 2008-08-26 Paul Brook <paul@codesourcery.com>
4887 * config/arm/vfp.md: Move pipeline description for VFP11 to...
4888 * config/arm/vfp11.md: ...here. New.
4889 * config/arm/arm.md: Include vfp11.md.
4891 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
4893 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
4894 parameter to inform call.
4896 2008-08-26 Jeff Law <law@redhat.com>
4898 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
4899 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
4900 preferred class when copying a constant into a partial word register.
4902 2008-08-26 Ben Elliston <bje@au.ibm.com>
4904 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
4905 * cp/typeck.c: Likewise.
4906 * cp/tree.c: Likewise.
4907 * gimple-low.c: Likewise.
4910 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
4912 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
4913 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
4915 * doc/passes.texi: Describe IRA.
4917 * doc/tm.texi (IRA_COVER_CLASSES,
4918 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
4920 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
4921 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
4922 -fira-propagate-cost, -fno-ira-share-save-slots,
4923 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
4925 * flags.h (ira_algorithm): New enumeration.
4926 (flag_ira_algorithm, flag_ira_verbose): New external variable
4929 * postreload.c (gate_handle_postreload): Don't do post reload
4930 optimizations unless the reload is completed.
4932 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
4935 * tree-pass.h (pass_ira): New external variable declaration.
4937 * reload.h: Add 2008 to the Copyright.
4939 * cfgloopanal.c: Include params.h.
4940 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
4943 * params.h (IRA_MAX_LOOPS_NUM): New macro.
4945 * toplev.c (ira.h): New include.
4946 (flag_ira_algorithm, flag_ira_verbose): New external variables.
4947 (backend_init_target): Call ira_init.
4948 (backend_init): Call ira_init_once.
4949 (finalize): Call finish_ira_once.
4951 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
4952 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
4955 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
4956 may_move_out_cost): New external variable declarations.
4957 (move_table): New typedef.
4959 * caller-save.c: Include headers output.h and ira.h.
4960 (no_caller_save_reg_set): New global variable.
4961 (save_slots_num, save_slots): New variables.
4962 (reg_save_code, reg_restore_code, add_stored_regs): Add
4964 (init_caller_save): Set up no_caller_save_reg_set.
4965 (init_save_areas): Reset save_slots_num.
4966 (saved_hard_reg): New structure.
4967 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
4968 (initiate_saved_hard_regs, new_saved_hard_reg,
4969 finish_saved_hard_regs, saved_hard_reg_compare_func): New
4971 (setup_save_areas): Add code for sharing stack slots.
4972 (all_blocks): New variable.
4973 (save_call_clobbered_regs): Process pseudo-register too.
4974 (mark_set_regs): Process pseudo-register too.
4975 (insert_one_insn): Put the insn after bb note in a empty basic
4976 block. Add insn check.
4978 * global.c (eliminable_regset): Make it external.
4979 (mark_elimination): Use DF_LR_IN for IRA.
4980 (pseudo_for_reload_consideration_p): New.
4981 (build_insn_chain): Make it external. Don't ignore spilled
4982 pseudos for IRA. Use pseudo_for_reload_consideration_p.
4983 (gate_handle_global_alloc): New function.
4984 (pass_global_alloc): Add the gate function.
4986 * opts.c (decode_options): Set up flag_ira. Print the warning for
4988 (common_handle_option): Process -fira-algorithm and -fira-verbose.
4990 * timevar.def (TV_IRA, TV_RELOAD): New passes.
4992 * regmove.c (regmove_optimize): Don't do replacement of output for
4995 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
4996 New external variable declarations.
4998 * local-alloc.c (update_equiv_regs): Make it external. Return
4999 true if jump label rebuilding should be done. Rescan new_insn for
5001 (gate_handle_local_alloc): New function.
5002 (pass_local_alloc): Add the gate function.
5004 * alias.c (value_addr_p, stack_addr_p): New functions.
5005 (nonoverlapping_memrefs_p): Use them for IRA.
5007 * common.opt (fira, fira-algorithm, fira-coalesce,
5008 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5009 fira-verbose): New options.
5011 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5012 move_cost, may_move_in_cost, may_move_out_cost): Make the
5014 (move_table): Remove typedef.
5015 (init_move_cost): Make it external.
5016 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5019 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5020 setup_reg_classes): New function prototypes.
5021 (eliminable_regset): New external variable declaration.
5022 (build_insn_chain, update_equiv_regs): New function prototypes.
5024 * Makefile.in (IRA_INT_H): New definition.
5025 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5026 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5027 (reload1.o, toplev.o): Add dependence on ira.h.
5028 (cfgloopanal.o): Add PARAMS_H.
5029 (caller-save.o): Add dependence on output.h and ira.h.
5030 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5031 ira-emit.o, ira-lives.o): New entries.
5033 * passes.c (pass_ira): New pass.
5035 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5037 * reload1.c (ira.h): Include the header.
5038 (changed_allocation_pseudos): New bitmap.
5039 (init_reload): Initiate the bitmap.
5040 (compute_use_by_pseudos): Permits spilled registers in FROM.
5041 (temp_pseudo_reg_arr): New variable.
5042 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5043 IRA. Call alter_reg with the additional parameter. Don't clear
5044 spilled_pseudos for IRA. Restore original insn chain for IRA.
5045 Clear changed_allocation_pseudos at the end of reload.
5046 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5047 (hard_regno_to_pseudo_regno): New variable.
5048 (count_pseudo): Check spilled pseudos. Set up
5049 hard_regno_to_pseudo_regno.
5050 (count_spilled_pseudo): Check spilled pseudos. Update
5051 hard_regno_to_pseudo_regno.
5052 (find_reg): Use better_spill_reload_regno_p. Check
5053 hard_regno_to_pseudo_regno.
5054 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5056 (eliminate_regs_1): Use additional parameter for alter_reg.
5057 (finish_spills): Set up pseudo_previous_regs only for spilled
5058 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5059 more arguments. Don't clear live_throughout and dead_or_set for
5060 spilled pseudos. Use additional parameter for alter_reg. Call
5061 mark_allocation_change. Set up changed_allocation_pseudos.
5062 Remove sanity check.
5063 (emit_input_reload_insns, delete_output_reload): Use additional
5064 parameter for alter_reg. Call mark_allocation_change.
5065 (substitute, gen_reload_chain_without_interm_reg_p): New
5067 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5069 * testsuite/gcc.dg/20080410-1.c: New file.
5071 * config/s390/s390.h (IRA_COVER_CLASSES,
5072 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5074 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5076 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5078 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5080 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5082 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5084 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5086 2008-08-24 Jeff Law <law@redhat.com>
5087 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5088 when ignoring unavailable registers.
5090 2008-08-24 Jeff Law <law@redhat.com>
5091 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5092 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5093 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5094 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5096 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5097 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5099 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5100 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5101 * reload1.c (find_reg): Process registers in register allocation order.
5103 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5104 * toplev.c (backend_init_target): Move ira_init call from
5106 (lang_dependent_init_target): ...to here.
5108 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5109 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5110 calculate memory move costs for NO_REGS.
5112 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5113 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5114 STACK_REGS is defined.
5116 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5117 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5119 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5120 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5122 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5123 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5124 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5127 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5128 Dorit Nuzman <dorit@il.ibm.com>
5130 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5131 vec_extract_evenv4sf, vec_extract_evenv8hi,
5132 vec_extract_evenv16qi, vec_extract_oddv4si,
5133 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5134 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5135 vec_interleave_highv4si, vec_interleave_lowv4si,
5136 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5137 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5138 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5140 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5143 * config/rs6000/rs6000.c (optimization_options): Don't default to
5144 section anchors without toplevel reorder.
5146 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5148 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5149 (mfc_end_critical_section): Likewise.
5151 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5153 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5154 all type qualifiers from element type to vector type.
5156 2008-08-25 David Daney <ddaney@avtrex.com>
5158 * config/mips/mips.md (immediate_insn): Move up in file, fix
5159 comment typo, reformat.
5160 (fetchop_bit, atomic_hiqi_op memory_barrier,
5161 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5162 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5163 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5164 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5165 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5166 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5167 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5168 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5169 sync_old_nand<mode>, sync_new_nand<mode>,
5170 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5171 test_and_set_12): Moved to sync.md.
5173 * config/mips/sync.md: New file.
5175 2008-08-25 Richard Henderson <rth@redhat.com>
5177 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5178 (regsave): Likewise.
5179 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5180 (output_cfi_directive): Likewise.
5181 (div_data_align): New.
5182 (output_cfi): Use it.
5184 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5186 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5187 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5188 (TARGET_OCTEON): New macro.
5189 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5190 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5191 (ISA_HAS_POP): New macro.
5192 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5194 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5196 * config/mips/mips.md (cpu): Add octeon.
5197 (type): Add pop attribute value.
5198 (popcount<mode>2): New pattern.
5199 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5201 2008-08-24 Jan Hubicka <jh@suse.cz>
5203 * doc/invoke.texi (-fipa-cp-clone): New option.
5204 (-fipa-cp): Update docs.
5205 (--param ipcp-unit-growth):New.
5206 * ipa-cp.c: Include fibheap.h, params.h
5207 (ipcp_initialize_node_lattices): When not cloning, all externally
5208 visible functions are bottom.
5209 (ipcp_need_redirect_p): Accept clones.
5210 (ipcp_insert_stage): Use cost driven heuristics.
5211 (max_count, dead_nodes): New static vars.
5212 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5213 ipcp_const_param_count): New functions.
5214 * common.opt (ipa-cp-clone): New command line option.
5215 * params.def (ipcp-unit-growth): New.
5217 2008-08-24 Jan Hubicka <jh@suse.cz>
5219 * tree-inline.c (tree_function_versioning): Look harder
5220 for referenced vars.
5222 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5224 PR tree-optimization/37185
5225 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5227 2008-08-23 Jan Hubicka <jh@suse.cz>
5229 * ipa-cp.c (ipcp_analyze_node): New function.
5230 (ipcp_update_cloned_node): Use it.
5231 (ipcp_init_stage): Likewise.
5232 * ipa-inline.c (function_insertion_hook_holder): New static var.
5233 (analyze_function): Break out from ....
5234 (inline_generate_summary): Here; register insertion hook.
5235 (cgraph_decide_inlining): Remove hook.
5236 (add_new_function): New function.
5238 2008-08-23 Jan Hubicka <jh@suse.cz>
5240 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5242 2008-08-23 Jan Hubicka <jh@suse.cz>
5244 * ipa-cp.c (constant_val_insert): Remove.
5245 (ipcp_propagate_one_const): Remove.
5246 (ipcp_create_replace_map): Always insert replacements to the map.
5247 (ipcp_insert_stage): Do not try to insert statements by hand.
5248 * tree-inline.c (insert_init_stmt): Break out from ...
5249 (setup_one_parameter): ... here; allow NULL BB pointer.
5250 (tree_function_versioning): Use setup_one_parameter to process
5253 2008-08-23 Jan Hubicka <jh@suse.cz>
5255 * tree.c (decl_address_ip_invariant_p): New function.
5256 * tree.h (decl_address_ip_invariant_p): Declare.
5257 * gimple.c (strip_invariant_refs): Break out from ...
5258 (is_gimple_invariant_address): ... here
5259 (is_gimple_ip_invariant_address): New function.
5260 (is_gimple_ip_invariant): New function.
5261 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5264 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5265 (ipcp_lat_is_insertable): All constants are insertable.
5266 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5267 IPA_CONST_VALUE_REF.
5268 (ipcp_initialize_node_lattices): Propagate all types of operands.
5269 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5270 (ipcp_create_replace_map): Reformat.
5271 (ipcp_need_redirect_p): Simplify.
5272 (ipcp_insert_stage): Check that argument is used before clonning.
5273 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5275 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5276 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5277 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5278 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5279 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5280 * tree-inline.c (tree_function_versioning): Add variables referenced
5283 2008-08-23 Jan Hubicka <jh@suse.cz>
5286 * i386.c (standard_80387_constant_p): Use optimize_size.
5288 2008-08-23 Ira Rosen <irar@il.ibm.com>
5290 PR tree-optimization/37161
5291 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5292 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5293 (vect_determine_vectorization_factor): Move the scalar type
5294 retrieval to vect_get_smallest_scalar_type.
5295 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5296 scalar type. Remove redundant computation.
5297 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5298 (vect_get_slp_defs): Take the type of RHS into account if
5299 necessary by calling vect_get_smallest_scalar_type. Call
5300 vect_get_constant_vectors with additional argument.
5302 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5305 * doc/invoke.texi (Wwrite-strings): Clarify description.
5307 2008-08-23 Ira Rosen <irar@il.ibm.com>
5309 PR tree-optimization/37174
5310 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5311 def stmt is a part of the loop before accessing its stmt_vec_info.
5313 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5316 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5317 (*swap): New insn pattern.
5318 (*ashlqi3): Rename from ashlqi3 insn pattern.
5319 (ashlqi3): New expanders.
5320 (*lshrqi3): Rename from lshrqi3 insn pattern.
5321 (lshrqi3): New expanders.
5322 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5323 lshrqi3_const5, lshrqi3_const6): New splitters.
5324 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5325 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5328 2008-08-22 Richard Guenther <rguenther@suse.de>
5330 PR tree-optimization/37078
5331 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5332 [+INF, +INF] ranges.
5334 2008-08-22 Richard Guenther <rguenther@suse.de>
5336 PR tree-optimization/37143
5337 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5338 a conversion statement instead of a copy.
5340 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5343 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5344 CCCmode, CCOmode and CCSmode destination modes.
5347 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5348 from different units in a single alternative.
5349 (*vec_extractv2sf_1): Ditto.
5350 (*vec_extractv2si_0): Ditto.
5351 (*vec_extractv2si_1): Ditto.
5352 * config/i386/sse.md (sse2_storehpd): Ditto.
5353 (sse2_storelpd): Ditto.
5354 (sse2_loadhpd): Ditto.
5355 (sse2_loadlpd): Ditto.
5358 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5359 (popcountsi2): Ditto.
5360 (clzdi2_abm): Ditto.
5361 (popcountdi2): Ditto.
5362 (clzhi2_abm): Ditto.
5363 (popcounthi2): Ditto.
5365 2008-08-22 Richard Guenther <rguenther@suse.de>
5369 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5370 if the multiplication does not overflow.
5372 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5374 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5376 2008-08-21 Richard Henderson <rth@redhat.com>
5378 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5379 spurrious comma from test.
5380 * configure: Rebuild.
5382 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5385 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5388 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5390 * c-tree.h (grokfield): New argument.
5391 * c-decl.c (grokfield): Handle new location argument.
5392 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5394 2008-08-21 Richard Guenther <rguenther@suse.de>
5396 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5398 2008-08-21 Jan Hubicka <jh@suse.cz>
5400 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5401 (cgraph_add_function_insertion_hook,
5402 cgraph_remove_function_insertion_hook,
5403 cgraph_call_function_insertion_hooks): New functions.
5404 * cgraph.h (cgraph_add_function_insertion_hook,
5405 cgraph_remove_function_insertion_hook,
5406 cgraph_call_function_insertion_hooks): Declare.
5407 * ipa-reference.c (function_insertion_hook_holder): New variable.
5408 (check_operand, look_for_address_of): When checking late, do not care
5409 about module bitmaps.
5410 (add_new_function): New function.
5411 (generate_summary): Register hooks; zero module bitmaps.
5412 (propagate): Unregister hooks.
5413 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5414 (add_new_function): New function.
5415 (generate_summary): Register hook.
5416 (propagate): Remove hook.
5418 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5420 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5421 * ipa-cp.c (ipcp_update_cloned_node): New function.
5422 (build_const_val): Handle functions correctly; bring type logic
5423 into sync with tree-inline.c
5424 (ipcp_init_stage): Take care of computing stuff needed by
5425 indirect inlining; update clones.
5426 (ipcp_generate_summary): Break out of ipcp_driver.
5427 (ipcp_driver): Do only execution and transformation.
5428 (pass_ipa_cp): Make IPA_PASS.
5429 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5431 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5432 ipcp, some info is already available.
5433 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5434 * tree-inline.c (remap_ssa_name): Unshare expression.
5436 2008-08-21 Richard Guenther <rguenther@suse.de>
5438 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5439 a PHI ask VN if it is already available.
5440 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5441 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5443 2008-08-21 Richard Guenther <rguenther@suse.de>
5446 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5447 makes sure to produce a result of the correct type.
5449 2008-08-21 Jan Hubicka <jh@suse.cz>
5450 Backport from LTO branch:
5452 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5453 Jan Hubicka <jh@suse.cz>
5456 (init_state, finish_state, set_function_state, generate_summary):
5458 (scan_stmt): Renamed from scan_function. Changed to keep state in
5459 local static vars rather than cgraph aux field.
5460 (propagate): Renamed from static_execute. Changed to keep state in
5461 local static vars rather than cgraph aux field.
5462 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5463 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5465 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5467 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5468 * ipa-reference.c (init_function_info, generate_summary,
5469 propagate): New functions.
5470 (analyze_function): Call init_function_info.
5471 (static_execute): Stripped into generate_summary and propagate.
5472 (pass_ipa_reference): Made into ipa_opt_pass.
5474 2008-08-21 Richard Guenther <rguenther@suse.de>
5476 PR tree-optimization/37181
5477 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5479 (extract_range_from_unary_expr): Likewise.
5481 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5483 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5485 * toplev.h (pedwarn_at): Likewise.
5486 * builtins.c: Update all calls to pedwarn.
5487 * c-lex.c: Likewise.
5488 * toplev.c: Likewise.
5489 * c-tree.h: Likewise.
5490 * c-decl.c: Likewise.
5491 * c-errors.c: Likewise.
5492 * c-typeck.c: Likewise.
5493 * c-common.c: Likewise.
5494 * c-parser.c: Likewise.
5496 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5499 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5500 with MODE_VECTOR_INT mode.
5502 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5505 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5506 initialized outside the current module.
5507 (warn_uninitialized_var): Ignore left-hand side when walking the
5508 trees. Ignore address expressions. Examine VUSE operands in gimple
5509 statements with a variable declaration on the right-hand side.
5511 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5514 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5516 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5519 * c-common.c (conversion_warning): Do not warn if applying bit-and
5520 operator to unsigned constant that fits in the target type.
5522 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5525 * c-common.c (conversion_warning): Do not warn for artificial
5528 2008-08-20 Richard Guenther <rguenther@suse.de>
5530 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5531 (extract_range_from_binary_expr): Fall back to constant propagation.
5532 (extract_range_from_unary_expr): Likewise.
5534 2008-08-20 Richard Guenther <rguenther@suse.de>
5536 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5537 with TREE_THIS_VOLATILE on shared nodes.
5538 (fold_stmt_r): Likewise.
5540 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5543 * c-parser.c (c_parser_attributes): For keywords use canonical
5544 spelling for attr_name.
5546 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5548 * value-prof.c (check_counter): Revert wrong call to error.
5550 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5552 * profile.c: Update calls to inform.
5553 * value-prof.c: Update calls to inform.
5555 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5557 * diagnostic.c (inform): Add an explicit location_t parameter.
5558 * toplev.h (inform): Update declaration.
5559 * builtins.c: Update all calls to inform.
5560 * c-common.c: Likewise.
5561 * c-decl.c: Likewise.
5562 * c-opts.c: Likewise.
5563 * c-pch.c: Likewise.
5564 * c-pragma.c: Likewise.
5565 * c-typeck.c: Likewise.
5566 * coverage.c: Likewise.
5568 * toplev.c: Likewise.
5569 * tree-cfg.c: Likewise.
5570 * tree-ssa.c: Likewise.
5572 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5575 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5576 V2DI mode, for SSE4.1, use movq instead of vector set if the
5577 second element is zero and inter-unit moves are OK.
5579 2008-08-20 Richard Guenther <rguenther@suse.de>
5581 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5582 properly handle conversion/copy chains after tuplification.
5584 2008-08-20 Richard Guenther <rguenther@suse.de>
5586 * passes.c (init_optimization_passes): Move the second
5587 forwprop pass before alias computation. Remove the second
5588 DCE pass. Remove the first dominator and phi copy/const
5591 2008-08-20 Nick Clifton <nickc@redhat.com>
5593 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5594 support of this feature. Do not assume that a sufficiently new
5595 assembler will support the feature regardless of the target type.
5596 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5597 * configure: Regenerate.
5599 2008-08-20 Richard Guenther <rguenther@suse.de>
5601 * tree-vrp.c (found_in_subgraph): Remove.
5602 (live): New global static.
5603 (live_on_edge): New function.
5604 (blocks_visited): Remove.
5605 (register_edge_assert_for_2): Use live_on_edge.
5606 (find_conditional_asserts): Remove code dealing with
5607 found_in_subgraph. Do not walk the CFG.
5608 (find_switch_asserts): Likewise.
5609 (find_assert_locations_1): Renamed from find_assert_locations.
5610 Move finding assert locations for conditional and switch
5611 statements first. Update live bitmap. Do not walk the CFG.
5612 (find_assert_locations): New function.
5613 (insert_range_assertions): Remove entry of CFG walk.
5614 Adjust call to find_assert_locations.
5615 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5616 that only can appear because of fake exit edges but assert we
5617 never try to insert on those.
5618 (fini_pre): Do not remove fake exit edges here...
5619 (execute_pre): ...but here, before committing edge inserts.
5621 2008-08-19 Richard Guenther <rguenther@suse.de>
5623 * passes.c (init_optimization_passes): Exchange store-ccp
5626 2008-08-19 Rafael EspÃndola <espindola@google.com>
5628 * varasm.c (weak_decls): Move earlier in the file.
5629 (assemble_external): Add weak decls to the weak_decls list.
5630 (declare_weak): Don't add decls to the weak_decls list.
5632 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5635 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5636 before (sse2_shufpd_<mode>).
5638 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5641 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5642 * tree.c (block_nonartificial_location): Likewise.
5644 2008-08-19 Richard Guenther <rguenther@suse.de>
5646 PR tree-optimization/35972
5647 PR tree-optimization/23094
5648 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5650 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5651 handle MISALIGNED_INDIRECT_REF.
5652 (get_ref_from_reference_ops): New helper.
5653 (vn_reference_lookup_pieces): Walk the use-def chain using the
5654 alias-oracle if requested.
5655 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5656 walking the use-def chain.
5657 (compute_avail): But not here.
5658 (create_component_ref_by_pieces_1): Properly handle
5659 MISALIGNED_INDIRECT_REF.
5660 (do_regular_insertion): Handle fully redundant
5661 expressions after PHI-translation also for SSA_NAME values, not
5662 only constants. Correctly use edoubleprime for that.
5664 2008-08-19 Ira Rosen <irar@il.ibm.com>
5666 * tree-vectorizer.c (supportable_widening_operation): Support
5667 multi-step conversion, return the number of steps in such conversion
5668 and the required intermediate types.
5669 (supportable_narrowing_operation): Likewise.
5670 * tree-vectorizer.h (vect_pow2): New function.
5671 (supportable_widening_operation): Change argument types.
5672 (supportable_narrowing_operation): Likewise.
5673 (vectorizable_type_promotion): Add an argument.
5674 (vectorizable_type_demotion): Likewise.
5675 * tree-vect-analyze.c (vect_analyze_operations): Call
5676 vectorizable_type_promotion and vectorizable_type_demotion with
5677 additional argument.
5678 (vect_get_and_check_slp_defs): Detect patterns.
5679 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5681 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5682 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5683 factor according to the smallest type in the loop.
5684 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5685 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5686 supportable_widening_operation with correct arguments.
5687 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5688 operands lists according to the number of vector statements in left
5689 or right node, if exists.
5690 (vect_gen_widened_results_half): Remove unused argument.
5691 (vectorizable_conversion): Call supportable_widening_operation,
5692 supportable_narrowing_operation, and vect_gen_widened_results_half
5693 with correct arguments.
5694 (vectorizable_assignment): Change documentation, support multiple
5696 (vectorizable_operation): Likewise.
5697 (vect_get_loop_based_defs): New function.
5698 (vect_create_vectorized_demotion_stmts): Likewise.
5699 (vectorizable_type_demotion): Support loop-aware SLP and general
5700 multi-step conversion. Call vect_get_loop_based_defs and
5701 vect_create_vectorized_demotion_stmts for transformation.
5702 (vect_create_vectorized_promotion_stmts): New function.
5703 (vectorizable_type_promotion): Support loop-aware SLP and general
5704 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5706 (vectorizable_store): Change documentation, support multiple
5708 (vectorizable_load): Likewise.
5709 (vect_transform_stmt): Pass SLP_NODE to
5710 vectorizable_type_promotion and vectorizable_type_demotion.
5711 (vect_schedule_slp_instance): Move here the calculation of number
5712 of vectorized statements for each node from...
5713 (vect_schedule_slp): ... here.
5714 (vect_transform_loop): Call vect_schedule_slp without the last
5717 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5720 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5721 to == in assert statement.
5722 (vectorizable_reduction): Fix typo.
5724 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5727 * value-prof.c (check_counter): Dereference pointer to overall
5728 count when printing it.
5730 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5732 * profile.h: Really add it.
5734 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5736 * mcf.c: Really add it.
5738 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5739 Vinodha Ramasamy <vinodha@google.com>
5741 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5743 * value-prof.c (check_counter): Fix the counter if
5744 flag_profile_correction is true.
5745 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5746 tree_mod_subtract_transform):
5747 Follow check_counter parameter change.
5748 * common.opt (fprofile-correction): New option.
5750 * profile.h: Likewise.
5751 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5752 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5753 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5755 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5756 flag_profile_correction is set.
5758 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5760 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5762 2008-08-18 Tomas Bily <tbily@suse.cz>
5764 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5765 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5767 * tree-data-ref.c (split_constant_offset_1): Likewise.
5768 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5769 * tree-sra.c (sra_walk_expr): Likewise.
5770 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5771 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5772 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5773 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5775 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5776 * tree-vect-transform.c (vectorizable_type_demotion)
5777 (vectorizable_type_promotion): Likewise.
5778 * tree-inline.c (expand_call_inline):
5779 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5780 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5781 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5782 * expr.c (expand_expr_real_1): Likewise.
5783 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5784 (gimple_assign_unary_useless_conversion_p): Likewise.
5785 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5786 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5787 * fold-const.c (fold_unary): Likewise.
5788 * tree.h (CONVERT_EXPR_P): Likewise.
5789 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5790 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5792 (register_edge_assert_for_2, extract_range_from_unary_expr)
5793 (register_edge_assert_for_1): Likewise.
5795 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5797 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5798 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5799 (enum real_value_const): Delete.
5800 (get_real_const): Delete.
5801 * real.c (get_real_const): Delete.
5802 (dconst_e_ptr): Define.
5803 (dconst_third_ptr): Define.
5804 (dconst_sqrt2_ptr): Define.
5805 * builtins.c: Update all callers.
5807 2008-08-18 Richard Guenther <rguenther@suse.de>
5809 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5810 statement iterator after statement removal.
5812 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5814 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5815 (detect_processor_freebsd): Likewise.
5816 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5818 2008-08-18 Richard Guenther <rguenther@suse.de>
5820 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5821 and loads have the correct types.
5823 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5826 * c-opts.c (cpp_opts): Remove static.
5827 * c-parser.c (cpp_opts): Declare it extern.
5828 (disable_extension_diagnostics): Handle cpp options.
5829 (enable_extension_diagnostics): Likewise.
5831 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5833 * diagnostics.c (permerror_at): Rename as permerror.
5834 (permerror): Delete.
5835 * toplev.h: Likewise.
5837 2008-08-18 Richard Guenther <rguenther@suse.de>
5839 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5840 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5841 Move call_cdce before build_alias. Move copyrename2,
5842 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5843 right after final inlining.
5844 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5845 (pass_build_cfg): But instead via TODO_dump_func.
5847 2008-08-18 Richard Guenther <rguenther@suse.de>
5849 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5851 (scalarize_init): If we failed to generate some initializers
5852 do not generate zeros for not instantiated members. Instead
5853 rely on the copy out.
5854 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5855 about missing flow-sensitive alias info only if we have
5858 2008-08-17 Nick Clifton <nickc@redhat.com>
5860 * doc/extend.texi (Function Attributes): Fix typo in description
5861 if hot function attribute.
5863 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5864 Richard Sandiford <rdsandiford@googlemail.com>
5866 * doc/install.texi (--with-mips-plt): Document.
5867 * doc/invoke.texi (-mplt, -mno-plt): Document.
5868 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5869 and handle ${with_mips_plt}.
5870 * config/mips/mips.opt (mplt): New option.
5871 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5872 (TARGET_ABICALLS_PIC2): Likewise.
5873 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5874 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5875 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5876 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5877 to decide whether to output ".option picX" directives.
5878 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5879 Pass -call_nonpic rather than -KPIC for -mplt.
5880 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5881 on the command line. Also remove it when -mabi=64 is used without
5883 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5884 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5885 TARGET_ABICALLS_PIC0.
5886 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
5888 (mips16_build_function_stub): Only output ".option pic" directives
5889 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
5890 (mips16_build_call_stub): Fix comment and remove redundant
5891 ".set at"/"set .noat" directives.
5892 (mips_function_rodata_section): Use the default behaviour for
5893 TARGET_ABSOLUTE_ABICALLS.
5894 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
5895 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
5896 (mips_restore_gp): Do nothing if the current function doesn't use
5898 (mips_expand_prologue): Only save $gp if the current function uses it.
5899 Use a normal move for TARGET_ABICALLS_PIC0.
5900 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
5902 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
5904 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
5905 of function when handling GLOBAL_POINTER_REGNUM.
5907 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
5910 * common.opt (-fstack-check): Do not declare the variable here.
5911 (-fstack-check=): New option variant.
5912 * doc/invoke.texi (Code Gen Options): Document it.
5913 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
5914 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
5915 (STACK_CHECK_STATIC_BUILTIN): New macro.
5916 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
5917 * opts.c: Include expr.h.
5918 (common_handle_option) <OPT_fold_stack_check_>: New case.
5919 <OPT_fstack_check>: Likewise.
5920 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
5921 consistently in the test for variable-sized types. Adjust for
5922 new behaviour of flag_stack_check.
5923 * explow.c: Include except.h.
5924 (allocate_dynamic_stack_space): Do not take into account
5925 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
5926 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
5927 for variable-sized parameters. Treat all parameters whose size is
5928 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
5929 stack checking is enabled.
5930 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
5931 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
5932 if generic stack checking is enabled.
5933 (expand_function_end): Adjust for new behaviour of flag_stack_check.
5934 * reload1.c (reload): Likewise.
5935 * stmt.c (expand_decl): Assert that all automatic variables have
5936 fixed size at this point and remove dead code.
5937 * flags.h (stack_check_type): New enumeration type.
5938 (flag_stack_check): Declare.
5939 * toplev.c (flag_stack_check): New global variable.
5940 * Makefile.in (opts.o): Add dependency on EXPR_H.
5941 (explow.o): Add dependency on except.h.
5943 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
5945 * config/avr/avr.c (avr_override_options): Reduce value of
5946 PARAM_INLINE_CALL_COST.
5948 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
5950 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
5951 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
5952 lieu of TYPE_MODE (type) throughout.
5954 2008-08-15 Joseph Myers <joseph@codesourcery.com>
5956 * config/arm/arm.c (add_minipool_backward_ref): Check for
5957 8-byte-aligned entries in second case of forcing insertion after a
5958 particular entry. Change third case to avoid inserting
5959 non-8-byte-aligned entries before 8-byte-aligned ones.
5961 2008-08-15 Richard Guenther <rguenther@suse.de>
5963 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
5964 strip components for unknown size accesses.
5966 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
5968 * config/s390/2097.md New file.
5969 * config/s390/s390.md ("z10prop" attribute): Define none,
5970 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
5971 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
5972 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
5973 possible values and apply them to insns as appropriate.
5974 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
5975 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
5976 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
5977 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
5978 ("bfp" mode attribute): Removed. Every occurence replaced
5980 * config/s390/s390.c (struct "z10_cost"): Updated entries.
5981 * config/s390/2084.md (insn_reservation "x_itof"): Updated
5984 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5987 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
5990 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
5992 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
5993 additional argument. Support reduction when duplication is needed due
5994 to data-types of different sizes in the loop.
5995 (get_initial_def_for_induction): Fix printout.
5996 (vect_get_vec_def_for_stmt_copy): Support case where the
5997 vec_stmt_for_operand is a phi node.
5998 (vectorizable_reduction): Support reduction when duplication is needed
5999 due to data-types of different sizes in the loop.
6000 (vectorizable_call): Remove restriction to not vectorize in case we
6001 have data-types of different sizes in the loop.
6002 (vectorizable_conversion): Likewise.
6003 (vectorizable_operation): Likewise.
6004 (vectorizable_type_demotion): Likewise.
6005 (vectorizable_type_promotion): Likewise.
6006 (vectorizable_induction): Add restriction to not vectorize in case
6007 we have data-types of different sizes in the loop.
6009 2008-08-14 Christophe Saout <christophe@saout.de>
6010 Uros Bizjak <ubizjak@gmail.com>
6013 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6014 (*vec_concatv2di_rex64_sse4_1): Ditto.
6015 (*vec_concatv2di_rex64_sse): Ditto.
6017 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6020 * fold-const.c (fold_widened_comparison): Do not allow
6021 sign changes that change the result even if shorter type
6022 is wider than arg1_unw's type.
6024 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6026 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6027 Skip if the multilib testing specifies -march that does not
6028 agree with the one specified in the testcase.
6030 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6032 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6033 zero extend SImode values being converted to TFmode before passing
6036 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6038 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6039 __PPU__ when targeting the Cell/B.E. PPU processor.
6041 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6043 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6044 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6045 Rematerialize the static chain, if any.
6046 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6049 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6051 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6052 (new_loc_descr): Likewise.
6053 (add_loc_descr): Likewise.
6054 (size_of_loc_descr): Likewise.
6055 (size_of_locs): Likewise.
6056 (output_loc_operands): Likewise.
6057 (output_loc_sequence): Likewise.
6058 (new_reg_loc_descr): New.
6059 (build_cfa_loc): Use it.
6060 (build_cfa_aligned_loc): Likewise.
6061 (one_reg_loc_descriptor): Likewise.
6062 (based_loc_descr): Likewise.
6064 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6067 * doc/invoke.texi (Wmain): Update.
6068 * c-decl.c (start_decl): warn_main is only 0 or 1.
6069 (start_function): Likewise. Fix formatting.
6070 (finish_function): Delete redundant warning.
6071 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6072 * c-opts (c_common_handle_option): -Wall only has effect if
6073 warn_main is uninitialized. OPT_Wmain is automatically
6074 handled. -pedantic also enables Wmain.
6075 (c_common_post_options): Handle all logic for Wmain here.
6076 * c-common.c (warn_main): Delete.
6077 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6078 * c-common.h (warn_main): Delete.
6080 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6083 * expr.c (emit_group_store): Allocate stack temp with the
6084 largest alignment when copying from register to stack.
6086 2008-08-13 Richard Guenther <rguenther@suse.de>
6088 * tree.h (maybe_fold_offset_to_address): Declare.
6089 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6090 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6091 Likewise for POINTER_PLUS_EXPR.
6092 (maybe_fold_offset_to_reference): Enable disabled code.
6093 (maybe_fold_offset_to_address): New function.
6094 (fold_stmt_r): Use it.
6095 (fold_gimple_assign): Likewise.
6096 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6097 (gimplify_expr): Likewise.
6099 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6101 * toplev.h (pedwarn_at): Fix declaration.
6103 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6105 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6106 LINK_SPEC): Use %R in -Y P argument.
6108 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6111 * diagnostic.c (pedwarn_at): New.
6112 * toplev.h (pedwarn_at): Declare.
6113 * c-tree.h (build_enumerator): Update declaration.
6114 * c-decl.c (finish_enum): Update comment.
6115 (build_enumerator): Take a location parameter. Give a pedwarn but do
6116 not perform any conversion.
6117 * c-parser.c (c_parser_enum_specifier): Set correct location for
6120 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6123 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6124 expressions except for conversions to signed:1 bitfields. Handle
6125 COND_EXPR with constant operands.
6127 2008-08-13 Richard Guenther <rguenther@suse.de>
6129 PR tree-optimization/15255
6130 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6131 (struct oecount_s): New struct and VEC types.
6133 (oecount_hash): New function.
6134 (oecount_eq): Likewise.
6135 (oecount_cmp): Likewise.
6136 (zero_one_operation): New function.
6137 (build_and_add_sum): Likewise.
6138 (undistribute_ops_list): Perform un-distribution of multiplication
6139 and division on the chain of summands.
6140 (should_break_up_subtract): Also break up subtracts for factors.
6141 (reassociate_bb): Delete dead visited statements.
6142 Call undistribute_ops_list. Re-sort and optimize if it did something.
6143 * passes.c (init_optimization_passes): Move DSE before
6145 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6148 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6150 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6152 * doc/invoke.texi: Revert unintended checkin.
6154 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6157 * gcc.c (include_spec_function): Tweak call to find_a_file.
6159 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6162 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6163 and TRUTH_ORIF_EXPR.
6164 * dojump.c (do_jump): Likewise.
6166 PR tree-optimization/37084
6167 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6168 if id->regimplify, don't assume stmt is a cast assignment.
6170 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6172 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6174 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6177 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6180 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6182 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6183 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6185 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6186 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6187 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6188 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6189 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6191 * doc/tm.texi (Storage Layout): Remove documentation for
6192 TARGET_FLOAT_FORMAT.
6194 * simplify-rtx.c (simplify_binary_operation_1): Replace
6195 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6197 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6199 * real.h (struct real_format): New member has_sign_dependent_rounding.
6200 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6201 spu_single_format, ieee_double_format, mips_double_format,
6202 motorola_double_format, ieee_extended_motorola_format,
6203 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6204 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6205 mips_extended_format, ieee_quad_format, mips_quad_format,
6206 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6207 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6209 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6210 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6211 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6212 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6213 (ROUND_TOWARDS_ZERO): Likewise.
6215 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6216 (FLOAT_MODE_FORMAT): New macro.
6217 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6218 (MODE_COMPOSITE_P): ... this new macro.
6219 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6220 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6221 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6223 * flags.h: Include "real.h".
6225 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6226 REAL_MODE_FORMAT_COMPOSITE_P.
6227 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6229 * doc/tm.texi (Storage Layout): Remove documentation of
6230 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6231 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6232 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6233 they only apply to libgcc2.a.
6235 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6237 * config/spu/float_disf.c: New file.
6238 * config/spu/float_unsdisf.c: New file.
6239 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6240 (LIB2FUNCS_EXCLUDE): Define.
6242 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6243 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6245 * real.h (struct real_format): New member round_towards_zero.
6246 * real.c (round_for_format): Respect fmt->round_towards_zero.
6247 (ieee_single_format, mips_single_format, motorola_single_format,
6248 spu_single_format, ieee_double_format, mips_double_format,
6249 motorola_double_format, ieee_extended_motorola_format,
6250 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6251 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6252 mips_extended_format, ieee_quad_format, mips_quad_format,
6253 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6254 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6256 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6257 real_format to choose rounding mode when calling MPFR functions.
6258 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6259 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6261 * real.h (real_to_decimal_for_mode): Add prototype.
6262 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6263 Respect target rounding mode when generating decimal representation.
6264 (real_to_decimal): New stub for backwards compatibility.
6265 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6266 real_to_decimal_for_mode instead of real_to_decimal.
6268 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6270 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6271 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6273 * real.c (spu_single_format): New variable.
6274 * real.h (spu_single_format): Declare.
6276 * config/spu/spu.c (spu_override_options): Install SFmode format.
6277 (spu_split_immediate): Use integer mode to operate on pieces of
6278 floating-point values in all cases.
6280 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6281 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6282 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6284 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6286 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6288 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6290 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6292 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6295 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6296 on the VAR_DECL instead of TYPE_READONLY on its type.
6298 2008-08-12 Ira Rosen <irar@il.ibm.com>
6300 * tree-vectorizer.c: Depend on langhooks.h.
6301 (supportable_widening_operation): Add two arguments. Support double
6303 (supportable_narrowing_operation): Likewise.
6304 * tree-vectorizer.h (supportable_widening_operation): Add two
6306 (supportable_narrowing_operation): Likewise.
6307 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6308 supportable_widening_operation with correct arguments.
6309 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6310 (vectorizable_type_demotion): Support double type conversions.
6311 (vectorizable_type_promotion): Likewise.
6312 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6314 2008-08-11 Michael Matz <matz@suse.de>
6316 * i386/i386.c (override_options): Move initialisation from
6317 flag_schedule_insns_after_reload to here from ...
6318 (optimization_options): ... here.
6320 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6322 PR rtl-optimization/36998
6323 * dwarf2out.c (compute_barrier_args_size_1,
6324 compute_barrier_args_size): Temporarily remove assertions.
6326 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6329 * tree-ssa.c (struct walk_data): Add new flag
6330 warn_possibly_uninitialized.
6331 (warn_uninitialized_var): Use it.
6332 (warn_uninitialized_vars): New.
6333 (execute_early_warn_uninitialized): Call it.
6334 (execute_late_warn_uninitialized): Likewise.
6336 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6339 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6342 2008-08-09 Jan Hubicka <jh@suse.cz>
6345 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6347 (expand_fix): Be prepared for expansion to fail.
6348 (expand_sfix_optab): Remove instructions if expansion failed.
6350 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6352 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6354 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6355 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6357 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6359 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6360 mips/t-libgcc-mips16 to tmake_file.
6361 * config/mips/mips-protos.h (mips_call_type): New enum.
6362 (mips_pic_base_register, mips_got_load): Declare.
6363 (mips_restore_gp): Take an rtx argument.
6364 (mips_use_pic_fn_addr_reg_p): Declare.
6365 (mips_expand_call): Replace the sibcall_p argument with
6366 a mips_call_type argument. Add a lazy_p parameter.
6367 (mips_split_call): Declare.
6368 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6369 (MIPS16_PIC_TEMP): Likewise.
6370 (reg_class): Delete M16_NA_REGS.
6371 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6372 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6373 (mips_split_hi_p): Declare.
6374 * config/mips/mips.c (mips_split_hi_p): New array.
6375 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6376 (mips_got_symbol_type_p): New function.
6377 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6378 (mips16_stub_function_p): New function.
6379 (mips16_local_function_p): Likewise.
6380 (mips_use_pic_fn_addr_reg_p): Likewise.
6381 (mips_cannot_force_const_mem): Return false for HIGHs.
6382 Extend CONST_INT and symbolic handling to MIPS16, using
6383 mips_symbol_insns to check that the base symbol type is a
6384 legitimate constant. Reject GOT-based constants if
6385 TARGET_MIPS16_PCREL_LOADS.
6386 (mips_const_insns): Check targetm.cannot_force_const_mem when
6387 decomposing a symbolic base and a large offset.
6388 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6389 When calling a function that needs $25 from MIPS16 code,
6390 move the target address into $25 separately and add a USE
6392 (mips16_gp_pseudo_reg): Insert the initializer immediately
6393 before the first real insn.
6394 (mips_pic_base_register, mips_got_load): New functions.
6395 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6396 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6397 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6398 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6399 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6400 also passing NULL_RTX rather than const0_rtx as the aux argument.
6401 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6402 instead of TARGET_EXPLICIT_RELOCS.
6403 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6404 (mips_load_call_address): Replace the sibcall_p argument with
6405 a mips_call_type argument. Use mips_got_load.
6406 (mips16_local_alias): New structure.
6407 (mips16_local_aliases): New variable.
6408 (mips16_local_aliases_hash): New function.
6409 (mips16_local_aliases_eq): Likewise.
6410 (mips16_local_alias): Likewise.
6411 (mips16_stub_function): Likewise.
6412 (mips16_build_function_stub): Create a local alias for the target
6413 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6414 .cpload directive and an R_MIPS_NONE relocation for the target
6415 function, then load the alias rather than the function itself.
6416 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6417 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6418 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6419 (mips16_build_call_stub): Replace the FN parameter with an
6420 FN_PTR parameter. Force the address into a register if it
6421 isn't a call_insn_operand; don't rely on the caller to do this.
6422 If a call to a locally-defined and locally-binding MIPS16
6423 function must be made indirectly, redirect the call to the
6424 function's local alias. Use mips16_stub_function_p,
6425 mips16_stub_function, mips_expand_call and use_reg.
6426 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6427 Use explicit %hi and %lo accesses where possible.
6428 Use MIPS_CALL to generate the correct code form of a
6429 jal instruction. Add clobbers of $18 instead of uses.
6430 Update the call to mips_emit_call_insn.
6431 (mips_expand_call): Replace the SIBCALL_P argument with a
6432 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6433 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6434 allowing it to modify the call address. Update the calls to
6435 mips_load_call_address and mips_emit_call_insn.
6436 (mips_split_call): New function.
6437 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6438 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6439 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6440 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6441 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6443 (mips_cprestore_slot): New function.
6444 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6445 and use mips_cprestore_slot.
6446 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6448 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6449 then use a copygp_mips16 instruction to set up $28.
6450 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6451 (mips16_lay_out_constants): Call split_all_insns_noflow.
6452 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6453 false if TARGET_MIPS16.
6454 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6455 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6456 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6457 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6458 MIPS16 code. Allow MIPS16 o32 PIC.
6459 (mips_override_options): Allow MIPS16 o32 PIC.
6460 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6461 after reload if TARGET_USE_GOT.
6462 (UNSPEC_COPYGP): New constant.
6463 (length): Use a default length of 8 for MIPS16 GOT loads.
6464 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6465 (*got_page<mode>): Check mips_split_hi_p.
6466 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6467 (unspec_got<mode>, unspec_call<mode>): New expanders.
6468 (load_got<mode>, load_call<mode>): Remove the length attributes.
6469 Use a got attribute instead of a type attribute.
6470 (copygp_mips16): New insn.
6471 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6472 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6473 (sibcall, sibcall_value, call, call_value): Update the calls
6474 to mips_expand_call.
6475 (call_internal, call_value_internal): Use mips_split_call.
6476 (call_value_multiple_internal): Likewise.
6477 (call_split): Move after call_internal (the insn it is split from).
6478 (call_internal_direct, call_value_internal_direct): Turn into
6479 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6480 (call_direct_split, call_value_direct_split): New patterns.
6481 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6482 and use M16_REGS instead of M16_NA_REGS.
6483 * config/mips/predicates.md (const_call_insn_operand): Replace
6484 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6485 mips_use_pic_fn_addr_reg_p check.
6486 (move_operand): Reject HIGHs if mips_split_hi_p.
6487 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6488 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6489 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6490 * config/mips/libgcc-mips16.ver: New file.
6491 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6492 $(srcdir)/config/mips/libgcc-mips16.ver.
6494 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6496 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6498 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6499 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6500 (mips16_cfun_returns_in_fpr_p): Likewise.
6502 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6504 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6505 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6506 rather than 4 to PC.
6508 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6510 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6511 (FUNCTION_PROFILER): Save the static chain pointer into $2
6512 beforehand and restore it aftewards.
6513 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6514 address directly into $25 and call the function through $25;
6515 do not clobber $3. Pad the DImode version to cover the space
6516 left by the deleted $25 <- $3 move.
6517 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6518 the removal of the $25 <- $3 move.
6519 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6520 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6522 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6523 Daniel Jacobowitz <dan@codesourcery.com>
6525 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6526 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6527 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6528 * config/mips/mips.c (mips_start_function_definition): New function.
6529 (mips_end_function_definition): Likewise.
6530 (mips_output_function_prologue): Use mips_start_function_definition.
6531 (mips_output_function_epilogue): Use mips_end_function_definition.
6532 (build_mips16_function_stub): Use mips_start_function_definition
6533 and mips_end_function_definition.
6534 (build_mips16_call_stub): Likewise.
6536 2008-08-09 Richard Guenther <rguenther@suse.de>
6538 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6539 * gimple.h (gimple_call_fn): Adjust comment.
6540 (gimple_call_set_fndecl): New function.
6541 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6542 longer having bare FUNCTION_DECL operand.
6543 (gimple_call_return_type): Likewise.
6544 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6546 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6547 (gimple_mod_pow2): Likewise.
6548 (gimple_mod_subtract): Likewise.
6549 (gimple_ic): Likewise.
6550 (gimple_stringop_fixed_value): Likewise.
6551 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6552 longer having bare FUNCTION_DECL operand.
6553 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6554 * omp-low.c (optimize_omp_library_calls): Likewise.
6555 * cgraphunit.c (update_call_expr): Likewise.
6556 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6557 (execute_convert_to_rsqrt): Likewise.
6558 * cfgexpand.c (gimple_to_tree): Simplify.
6559 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6560 bare FUNCTION_DECL operand.
6561 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6562 (convert_gimple_call): Use gimple_call_fndecl.
6563 * c-common.c (c_warn_unused_result): Likewise.
6565 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6568 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6569 (c_finish_return): Likewise.
6570 (c_start_case): Likewise.
6571 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6572 * c-parser.c (c_parser_condition): New. Call
6573 verify_sequence_points.
6574 (c_parser_paren_condition): Call c_parser_condition.
6575 (c_parser_for_statement): Call c_parser_condition.
6577 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6580 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6581 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6582 Moved from diagnostic.h
6583 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6585 (emit_diagnostic): New.
6586 (warning0, pedwarn0): Delete.
6587 (warning, warning_at, pedwarn, permerror): Return bool.
6588 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6589 Moved to diagnostic.c.
6590 (struct diagnostic_context): Use correct type for
6591 classify_diagnostic.
6592 (diagnostic_report_diagnostic): Update declaration.
6593 (emit_diagnostic): Declare.
6594 * errors.c (warning): Return bool.
6595 * errors.h (warning): Update declaration.
6596 * toplev.h (warning0, pedwarn0): Delete.
6597 (warning, warning_at, pedwarn, permerror): Return bool.
6598 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6599 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6600 inform. Update all calls.
6601 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6602 before giving informative note.
6603 (implicit_decl_warning): Likewise.
6604 * c-typeck.c (build_function_call): Likewise.
6605 * tree-sssa.c (warn_uninit): Likewise.
6606 * builtins.c (gimplify_va_arg_expr): Likewise.
6608 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6611 * doc/invoke.texi (-Wextra): Move warning from here...
6612 (-Wuninitialized): ... to here.
6614 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6617 * flags.h (set_Wunused): Delete
6618 * toplev.c (process_options): Handle Wunused flags here.
6619 * opts.c (maybe_warn_unused_parameter): Delete.
6620 (common_handle_option): Replace set_Wunused by warn_unused.
6621 (set_Wextra): Do not handle Wunused-parameter here.
6622 (set_Wunused): Delete.
6623 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6625 * common.opt (Wunused): Add Var and Init.
6626 (Wunused-function): Likewise.
6627 (Wunused-label): Likewise.
6628 (Wunused-parameter): Likewise.
6629 (Wunused-value): Likewise.
6630 (Wunused-variable): Likewise.
6632 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6634 * doc/invoke.texi: Add cpu_type power7.
6635 * config.in (HAVE_AS_VSX): New.
6636 * config.gcc: Add cpu_type power7.
6637 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6639 * configure: Regenerate.
6640 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6642 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6643 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6644 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6646 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6648 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6649 type to vectorize.builtin_conversion.
6650 (vectorizable_conversion): Likewise.
6651 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6652 integral type as input.
6653 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6655 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6656 and ALTIVEC_BUILTIN_VCTSXS.
6657 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6660 2008-08-08 Richard Guenther <rguenther@suse.de>
6662 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6663 (surely_varying_stmt_p): Calls are varying only if they are
6664 non-builtin and not indirect or have no result.
6665 (ccp_fold): Re-instantiate code before the tuples merge.
6667 2008-08-08 Richard Guenther <rguenther@suse.de>
6669 PR tree-optimization/37056
6670 * gimple.h (gimple_assign_rhs_class): New helper function.
6671 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6672 unary operations properly.
6674 2008-08-07 Jan Hubicka <jh@suse.cz>
6676 * i386.h (ix86_size_cost): Declare.
6677 (ix86_cur_cost): New function macro.
6678 * i386.md (peepholes expanding size and splitters): Predicate by
6679 optimize_insn_for_speed_p.
6680 (peepholes reduce size and splitters): Predicate by
6681 optimize_insn_for_size_p.
6682 * i386.c (ix86_size_cost): Rename from ...
6683 (size_cost): This one.
6684 (override_options): Update.
6685 (decide_alg): Likewise.
6686 (ix86_expand_clear): Use RTL profile.
6687 (ix86_pad_returns): Use RTL profile.
6689 2008-08-07 Jan Hubicka <jh@suse.cz>
6691 * recog.c (split_all_insns): Set RTL profile
6692 (peephole2_optimize): Likewise.
6693 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6694 * combine.c (combine_instructions): Likewise.
6696 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6698 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6700 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6702 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6703 value in a6 after the set_frame_ptr insn.
6705 2008-08-07 Richard Henderson <rth@redhat.com>
6708 * gcc.c (cpp_options): Pass along -g*.
6710 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6712 * config/arm/arm.c (output_move_neon): Update comment describing
6713 big-endian vector layout.
6714 (arm_assemble_integer): Do not handle big-endian NEON vectors
6716 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6717 neon_vget_lane<mode>_sext_internal,
6718 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6719 element indices for big-endian.
6721 2008-08-07 Richard Henderson <rth@redhat.com>
6723 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6724 * configure, config.in: Rebuild.
6725 * debug.h (dwarf2out_do_cfi_asm): Declare.
6726 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6727 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6728 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6729 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6731 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6733 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6734 movv2si_internal): Combine into mov<mode>_internal.
6735 (movv2si_internal_2): Remove.
6737 2008-08-07 Jan Hubicka <jh@suse.cz>
6740 * i386.md (single stringop patterns): Enable unconditionally.
6742 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6745 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6747 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6748 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6750 * config/i386/sse.md (sse2_movq128): New.
6752 * doc/extend.texi: Document __builtin_ia32_movq128.
6754 2008-08-07 Richard Guenther <rguenther@suse.de>
6757 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6758 pointers can access anything.
6760 2008-08-06 Jan Hubicka <jh@suse.cz>
6762 * optabs.c (emit_unop_insn): Break out to ...
6763 (maybe_emit_unop_insn): ... this one.
6764 (expand_sfix_optab): Use maybe variant.
6765 * optabs.h (maybe_emit_unop_insn): Declare.
6767 * i386.md (mov0 patterns): Enable by default.
6768 (FP conversion expanders): Disable expansion of code expanding
6769 sequences when instruction should be optimized for size.
6770 (single strinop patterns): Enable when optimizing for size.
6771 (string expanders): Disable expanding of code expanding sequences
6772 when optimizning instruction for size.
6773 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6775 (ix86_fp_comparison_sahf_cost): Likewise.
6776 (ix86_expand_branch): Likewise.
6777 (ix86_expand_ashl_const): Likewise.
6778 (ix86_split_ashl): Likewise.
6779 (ix86_expand_strlen): Likewise.
6780 (ix86_emit_fp_unordered_jump): Likewie.
6782 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6784 * c-common.c: Fix typo.
6785 (c_common_reswords): Activate more C++ keyword warnings.
6787 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6789 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6792 * diagnostic.c (permerror_at): New.
6793 * toplev.h (permerror_at): Declare.
6795 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6796 Ira Rosen <irar@il.ibm.com>
6798 * tree-vect-transform.c (vect_model_simple_cost): Return
6799 immediately if stmt is pure SLP.
6800 (vect_model_store_cost): Ditto.
6801 (vect_model_load_cost): Ditto.
6802 (vectorizable_store): Remove PURE_SLP check before call
6803 to vect_model_store_cost.
6804 (vect_model_store_cost): When checking whether stmt describe
6805 strided access, add a check that it is not slp_node.
6807 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6810 * c-common.c (warn_for_sign_compare): New. Handle separately the
6811 case that 'constant' is zero.
6812 * c-typeck.c (build_binary_op): Move code to c-common.c
6814 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6816 * config/alpha/alpha.c (alpha_preferred_reload_class,
6817 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6818 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6819 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6820 * config/arm/arm.md: Likewise.
6821 * config/avr/avr-protos.h (preferred_reload_class,
6822 test_hard_reg_class, avr_simplify_comparison_p,
6823 out_shift_with_cnt, class_max_nregs): Likewise.
6824 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6825 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6826 preferred_reload_class, test_hard_reg_class): Likewise.
6827 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6828 bfin_memory_move_cost, bfin_secondary_reload,
6829 bfin_output_mi_thunk): Likewise.
6830 * config/crx/crx.c (crx_secondary_reload_class,
6831 crx_memory_move_cost): Likewise.
6832 * config/frv/frv-protos.h (frv_secondary_reload_class,
6833 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6834 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6835 frv_secondary_reload_class, frv_class_likely_spilled_p,
6836 frv_class_max_nregs): Likewise.
6837 * config/h8300/h8300.c (h8300_classify_operand,
6838 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6840 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6841 * config/ia64/ia64.c (ia64_preferred_reload_class,
6842 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6843 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6844 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6846 * config/m68hc11/m68hc11.c (preferred_reload_class,
6847 m68hc11_memory_move_cost): Likewise.
6848 * config/mcore/mcore.c (mcore_secondary_reload_class,
6849 mcore_reload_class): Likewise.
6850 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6851 mips_class_max_nregs, mips_cannot_change_mode_class,
6852 mips_preferred_reload_class, mips_secondary_reload_class,
6853 mips_output_mi_thunk): Likewise.
6854 * config/mmix/mmix.c (mmix_preferred_reload_class,
6855 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6857 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6859 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6860 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6861 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6862 * config/rs6000/rs6000.c (paired_expand_vector_init,
6863 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6864 compare_section_name, rs6000_memory_move_cost): Likewise.
6865 * config/s390/s390.c (s390_emit_compare_and_swap,
6866 s390_preferred_reload_class, s390_secondary_reload,
6867 legitimize_pic_address, legitimize_tls_address,
6868 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6869 s390_class_max_nregs): Likewise.
6870 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6871 * config/s390/s390.md: Likewise.
6872 * config/score/score-protos.h (score_secondary_reload_class,
6873 score_preferred_reload_class): Likewise.
6874 * config/score/score.c (score_preferred_reload_class,
6875 score_secondary_reload_class): Likewise.
6876 * config/score/score3.c (score3_output_mi_thunk,
6877 score3_preferred_reload_class, score3_secondary_reload_class,
6878 score3_hard_regno_mode_ok): Likewise.
6879 * config/score/score3.h (score3_preferred_reload_class,
6880 score3_secondary_reload_class): Likewise.
6881 * config/score/score7.c (score7_output_mi_thunk,
6882 score7_preferred_reload_class, score7_secondary_reload_class,
6883 score7_hard_regno_mode_ok): Likewise.
6884 * config/score/score7.h (score7_preferred_reload_class,
6885 score7_secondary_reload_class): Likewise.
6886 * config/sh/sh.c (prepare_move_operands, output_far_jump,
6887 output_branchy_insn, add_constant, gen_block_redirect,
6888 sh_insn_length_adjustment, sh_cannot_change_mode_class,
6889 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
6890 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6891 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
6892 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
6893 xstormy16_preferred_reload_class): Likewise.
6894 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
6895 xtensa_expand_atomic, override_options,
6896 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
6898 * reorg.c (try_merge_delay_insns): Likewise.
6899 * tree.c (merge_dllimport_decl_attributes): Likewise.
6901 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
6903 2008-08-06 Michael Matz <matz@suse.de>
6905 * Makefile.in (write_entries_to_file): Quote words.
6906 * gengtype.c: (read_input_line): Skip over leading white-space.
6908 2008-08-06 Marc Gauthier <marc@tensilica.com>
6910 * config.gcc: Match more processor names for Xtensa.
6911 * configure.ac: Likewise.
6912 * doc/install.texi (Specific): Likewise.
6913 * configure: Regenerate.
6915 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6917 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
6918 * calls.c (avoid_likely_spilled_reg): Likewise.
6919 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
6920 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
6921 * config/i386/i386.c (ix86_expand_special_args_builtin,
6922 ix86_secondary_reload): Likewise.
6923 * except.c (struct eh_region, gen_eh_region_catch,
6924 remove_unreachable_regions, duplicate_eh_regions,
6925 assign_filter_values, build_post_landing_pads,
6926 sjlj_find_directly_reachable_regions, remove_eh_handler,
6927 reachable_next_level, foreach_reachable_handler,
6928 can_throw_internal_1, can_throw_external_1,
6929 collect_one_action_chain): Likewise.
6930 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
6931 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
6932 * function.c (update_temp_slot_address, instantiate_new_reg,
6933 instantiate_virtual_regs_in_rtx,
6934 instantiate_virtual_regs_in_insn): Likewise.
6935 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
6936 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
6937 gimplify_cleanup_point_expr): Likewise.
6938 * ipa-cp.c (ipcp_lattice_changed): Likewise.
6939 * passes.c (next_pass_1): Likewise.
6940 * print-tree.c (print_node_brief, print_node): Likewise.
6941 * profile.c (branch_prob): Likewise.
6942 * tree-dump.c (dump_register): Likewise.
6943 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
6945 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
6946 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
6947 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
6948 copy_arguments_for_versioning, copy_static_chain): Likewise.
6949 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
6950 add_new_name_mapping, register_new_name_mapping): Likewise.
6951 * tree-mudflap.c (mf_xform_derefs): Likewise.
6952 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
6953 get_init_expr, combine_chains): Likewise.
6954 * tree-pretty-print.c (dump_generic_node): Likewise.
6955 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
6956 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
6957 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
6958 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
6960 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6963 * calls.c (expand_call): Use the biggest preferred stack
6966 2008-08-06 Michael Matz <matz@suse.de>
6969 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
6970 for reused reload, instead of overwriting them.
6972 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6975 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
6976 for incoming stack boundary.
6978 * function.c (assign_parm_find_entry_rtl): Update
6979 parm_stack_boundary.
6981 * function.h (rtl_data): Add parm_stack_boundary.
6983 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
6984 parm_stack_boundary for incoming stack boundary.
6986 2008-08-06 Joseph Myers <joseph@codesourcery.com>
6988 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
6989 for unrepresentable subregs or treat them as equal to other regs
6990 or subregs with the same register number.
6992 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
6995 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
6998 2008-08-06 Jan Hubicka <jh@suse.cz>
7000 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7001 frequencies might be hot.
7003 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7005 * reload.c (find_reloads): Force constants into literal pool
7006 also if they are wrapped in a SUBREG.
7008 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7011 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7012 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7013 Don't allow predicated instructions for data speculation.
7014 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7017 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7019 * haifa-sched.c (extend_global): Split to extend_global_data and
7020 extend_region_data. Update all uses.
7021 (extend_all): Rename to extend_block_data.
7023 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7025 * sched-rgn.c (new_ready): Check if instruction can be
7026 speculatively scheduled before attempting speculation.
7027 (debug_rgn_dependencies): Remove wrongful assert.
7029 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7031 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7033 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7035 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7036 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7037 va_size, and type_size.
7039 2008-08-04 Jason Merrill <jason@redhat.com>
7042 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7043 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7045 2008-08-05 Richard Henderson <rth@redhat.com>
7047 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7048 * configure: Rebuild.
7050 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7053 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7054 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7057 2008-08-05 Richard Henderson <rth@redhat.com>
7059 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7060 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7061 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7062 * common.opt (fdwarf2-cfi-asm): New.
7063 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7064 * config.in, configure: Rebuild.
7065 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7066 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7068 (dw2_force_const_mem): Externalize.
7069 * dwarf2asm.h: Update.
7070 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7071 generate a real label.
7072 (output_cfi_directive): New.
7073 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7074 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7075 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7077 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7078 (output_loc_operands_raw, output_loc_sequence_raw): New.
7079 (output_cfa_loc_raw): New.
7081 2008-08-05 Paul Brook <paul@codesourcery.com>
7083 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7084 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7085 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7086 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7087 * config/arm/arm.h (TARGET_VFPD32): Define.
7088 (TARGET_VFP3): Use TARGET_VFPD32.
7089 (fputype): Add FPUTYPE_VFP3D16.
7090 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7091 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7092 * config/arm/arm-cores.def: Add cortex-r4f.
7093 * config/arm/arm-tune.md: Regenerate.
7095 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7097 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7098 Reword some comments throughout the file.
7100 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7101 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7102 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7103 MFC_MIN_DMA_LIST_ELEMENTS.
7104 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7105 MFC_MAX_DMA_LIST_ELEMENTS.
7107 (MFC_START_ENABLE): Remove PPU-only define.
7108 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7109 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7111 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7112 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7113 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7114 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7115 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7116 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7117 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7119 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7120 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7121 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7122 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7124 (spu_read_machine_status): Fix typo.
7126 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7128 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7129 SUBREG of multi-word hard register.
7130 * config/spu/spu.c (valid_subreg): Likewise.
7131 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7133 2008-08-04 Richard Guenther <rguenther@suse.de>
7135 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7136 the candidate with the stripped base if that base is different
7137 from the original base even for offset zero.
7139 2008-08-04 Richard Guenther <rguenther@suse.de>
7142 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7143 check for no_overflow.
7145 2008-08-04 Richard Guenther <rguenther@suse.de>
7147 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7149 2008-08-04 Paul Brook <paul@codesourcery.com>
7151 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7152 (arm_order_regs_for_local_alloc): New function.
7153 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7155 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7157 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7160 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7161 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7162 (ix86_expand_epilogue): Likewise.
7164 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7166 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7169 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7171 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7172 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7173 (*movv2sf_internal_rex64): Ditto.
7175 2008-08-03 Jan Hubicka <jh@suse.cz>
7177 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7178 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7179 * expmed.c (expand_smod_pow2): Likewise.
7181 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7184 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7185 alternative 0 of operand 1.
7186 (*vec_concatv2di_rex64_sse): Ditto.
7187 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7189 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7190 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7191 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7192 (*movv2sf_internal_rex64): Ditto.
7194 2008-08-02 Richard Guenther <rguenther@suse.de>
7197 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7198 (ssedoublesizemode): New mode attribute.
7199 (sse_shufps): Call gen_sse_shufps_v4sf.
7200 (sse_shufps_1): Macroize.
7201 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7202 (sse2_shufpd_1): Macroize.
7203 (vec_extract_odd, vec_extract_even): New expanders.
7204 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7205 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7206 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7207 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7208 (ix86_expand_vector_set): Likewise.
7209 (ix86_expand_reduc_v4sf): Likewise.
7211 2008-08-01 Doug Kwan <dougkwan@google.com>
7213 * matrix-reorg.c: Re-enable all code.
7214 (struct malloc_call_data): Change CALL_STMT to gimple type.
7215 (collect_data_for_malloc_call): Tuplify.
7216 (struct access_site_info): Change STMT to gimple type.
7217 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7218 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7219 (struct free_info): Change STMT to gimple type.
7220 (struct matrix_access_phi_node): Change PHI to gimple type.
7221 (get_inner_of_cast_expr): Remove.
7222 (may_flatten_matrices_1): Tuplify.
7223 (may_flatten_matrices): Ditto.
7224 (mark_min_matrix_escape_level): Ditto.
7225 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7226 (ssa_accessed_in_call_rhs): New
7227 (ssa_accessed_in_assign_rhs): New
7228 (record_access_alloc_site_info): Tuplify.
7229 (add_allocation_site): Ditto.
7230 (analyze_matrix_allocation_site): Ditto.
7231 (analyze_transpose): Ditto.
7232 (get_index_from_offset): Ditto.
7233 (update_type_size): Ditto.
7234 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7235 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7236 (analyze_accesses_for_phi_node): Tuplify.
7237 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7238 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7239 (analyze_matrix_accesses): Tuplify.
7240 (check_var_data): New call-back type for check_var_notmodified_p.
7241 (check_var_notmodified_p): Tuplify and use call-back struct to
7242 return statement found.
7243 (can_calculate_expr_before_stmt): Factor out statement related code
7245 (can_calculate_stmt_before_stmt): New.
7246 (check_allocation_function): Tuplify.
7247 (find_sites_in_func): Ditto.
7248 (record_all_accesses_in_func): Ditto.
7249 (transform_access_sites): Ditto.
7250 (transform_allocation_sites): Ditto.
7251 (matrix_reorg): Re-enable.
7252 (gate_matrix_reorg): Re-enable.
7254 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7256 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7257 for labels for which it hasn't been set yet. If it has been set,
7258 stop walking insns and continue with next worklist item.
7259 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7260 if the only BARRIER is at the very end of a function.
7262 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7264 * cfgexpand.c (expand_stack_alignment): Assert that
7265 stack_realign_drap and drap_rtx must match.
7267 * function.c (instantiate_new_reg): If DRAP is used to realign
7268 stack, replace virtual_incoming_args_rtx with internal arg
7271 2008-08-01 Richard Guenther <rguenther@suse.de>
7273 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7274 loop information only if we initialized it.
7275 (execute_pre): Call fini_pre with in_fre.
7276 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7277 if we do not unroll because we hit max-completely-peeled-insns.
7278 Use our estimation for consistency, do allow shrinking.
7280 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7282 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7283 with MIN_STACK_BOUNDARY.
7284 (ix86_update_stack_boundary): Likewise.
7285 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7288 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7289 (MIN_STACK_BOUNDARY): This.
7291 2008-08-01 Richard Guenther <rguenther@suse.de>
7294 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7296 2008-08-01 Richard Guenther <rguenther@suse.de>
7298 PR tree-optimization/36988
7299 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7300 do not matter if that doesn't change volatile qualification.
7302 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7304 * configure.ac: Do not generate libada-mk. Do not subst
7306 * libada-mk.in: Remove.
7307 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7308 * configure: Regenerate.
7310 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7312 * tree-pass.h: Added comment about not dumping passes with name
7313 starting with star in struct opt_pass.
7314 * passes.c (register_dump_files_1): Don't do dump for a pass with
7315 name starting with star.
7316 * doc/passes.texi (Pass manager): Mention pass names and special
7317 meaning of star prefix to avoid dump.
7319 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7321 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7323 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7324 (ISA_MIPS64R2): New macro.
7325 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7326 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7327 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7328 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7329 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7330 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7331 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7332 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7333 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7334 Move up to keep list alphabetically sorted.
7335 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7336 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7338 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7339 (-march=@var{arch}): Add mips64r2.
7341 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7343 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7345 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7347 * expr.c (expand_assignment): Check for complete type.
7349 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7352 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7354 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7355 for stack alignment.
7357 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7359 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7361 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7362 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7364 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7366 PR rtl-optimization/36419
7367 * dwarf2out.c (barrier_args_size): New variable.
7368 (compute_barrier_args_size, compute_barrier_args_size_1): New
7370 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7371 if not called yet in the current function, use barrier_args_size
7372 array to find the new args_size value.
7373 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7375 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7378 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7381 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7384 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7385 (dwarf2out_stack_adjust): Use it.
7386 (dwarf2out_frame_debug_expr): Likewise.
7388 2008-07-31 Richard Guenther <rguenther@suse.de>
7390 PR tree-optimization/36978
7391 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7392 the generated condition.
7394 2008-07-31 Richard Guenther <rguenther@suse.de>
7396 * passes.c (init_optimization_passes): Always call
7397 pass_early_warn_uninitialized.
7398 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7399 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7400 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7402 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7405 * builtins.c (maybe_emit_free_warning): New function.
7406 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7407 maybe_emit_free_warning for BUILT_IN_FREE.
7410 * dwarf2out.c (get_context_die): New function.
7411 (force_decl_die, force_type_die): Use it.
7412 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7413 returns NULL, force generation of DW_TAG_typedef and put that into
7416 PR preprocessor/36649
7417 * c-pch.c (c_common_read_pch): Save and restore
7418 line_table->trace_includes across PCH restore.
7420 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7423 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7425 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7428 * final.c (call_from_call_insn): Handle COND_EXEC.
7430 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7432 * builtins.c (std_gimplify_va_arg_expr): Replace
7433 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7434 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7436 2008-07-30 Joey Ye <joey.ye@intel.com>
7437 H.J. Lu <hongjiu.lu@intel.com>
7439 * builtins.c (expand_builtin_setjmp_receiver): Replace
7440 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7441 (expand_builtin_apply_args_1): Likewise.
7442 (expand_builtin_longjmp): Need DRAP for stack alignment.
7443 (expand_builtin_apply): Likewise.
7445 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7446 instead of assign_stack_local to allow alignment reduction.
7448 * calls.c (emit_call_1): Need DRAP for stack alignment if
7450 (expand_call): Replace virtual_incoming_args_rtx with
7451 crtl->args.internal_arg_pointer.
7452 * stmt.c (expand_nl_goto_receiver): Likewise.
7454 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7455 alignment and store to stack_alignment_estimated and
7456 max_used_stack_slot_alignment.
7457 (expand_one_var): Likewise.
7458 (expand_stack_alignment): New function.
7459 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7460 and stack_alignment_estimated fields in rtl_data. Call
7461 expand_stack_alignment at end.
7463 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7464 (MAX_STACK_ALIGNMENT): Likewise.
7465 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7466 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7468 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7469 stack alignment when generating virtual registers.
7471 * function.c (assign_stack_local): Renamed to ...
7472 (assign_stack_local_1): This. Add a parameter to indicate
7473 if it is OK to reduce alignment.
7474 (assign_stack_local): Use it.
7475 (instantiate_new_reg): Instantiate virtual incoming args rtx
7476 to vDRAP if stack realignment and DRAP is needed.
7477 (assign_parms): Collect parameter/return type alignment and
7478 contribute to stack_alignment_estimated.
7479 (locate_and_pad_parm): Likewise.
7480 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7481 with crtl->args.internal_arg_pointer.
7483 * function.h (rtl_data): Add new field drap_reg,
7484 max_used_stack_slot_alignment, stack_alignment_estimated,
7485 stack_realign_needed, need_drap, stack_realign_processed and
7486 stack_realign_finalized.
7487 (stack_realign_fp): New macro.
7488 (stack_realign_drap): Likewise.
7490 * global.c (compute_regsets): Frame pointer is needed when
7491 stack is realigned. Can eliminate frame pointer when stack is
7492 realigned and dynamic realigned argument pointer isn't used.
7494 * reload1.c (update_eliminables): Frame pointer is needed
7495 when stack is realigned.
7496 (init_elim_table): Can eliminate frame pointer when stack is
7497 realigned and dynamic realigned argument pointer isn't used.
7499 * rtl.h (assign_stack_local_1): Declare new funtion.
7501 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7502 (TARGET_GET_DRAP_RTX): Likewise.
7503 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7504 TARGET_GET_DRAP_RTX.
7506 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7508 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7509 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7511 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7512 H.J. Lu <hongjiu.lu@intel.com>
7514 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7515 vdrap_reg, stack_realign and drap_reg_saved.
7516 (add_cfi): Don't allow redefining CFA when DRAP is used.
7517 (reg_save): Handle stack alignment.
7518 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7519 alignment. Don't generate DWARF information for (set fp sp)
7521 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7523 (int_loc_descriptor): Move prototype forward. Also define if
7524 DWARF2_UNWIND_INFO is true.
7525 (output_cfa_loc): Handle DW_CFA_expression.
7526 (build_cfa_aligned_loc): New.
7527 (based_loc_descr): Update assert for stack realign. For local
7528 variables, use sp+offset when stack is aligned without drap and
7529 fp+offset when stack is aligned with drap. For arguments, use
7530 cfa+offset when drap is used to align stack.
7532 2008-07-30 Joey Ye <joey.ye@intel.com>
7533 H.J. Lu <hongjiu.lu@intel.com>
7535 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7537 (ix86_gen_andsp): New.
7538 (ix86_user_incoming_stack_boundary): Likewise.
7539 (ix86_default_incoming_stack_boundary): Likewise.
7540 (ix86_incoming_stack_boundary): Likewise.
7541 (ix86_can_eliminate): Likewise.
7542 (find_drap_reg): Likewise.
7543 (ix86_update_stack_boundary): Likewise.
7544 (ix86_get_drap_rtx): Likewise.
7545 (ix86_finalize_stack_realign_flags): Likewise.
7546 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7547 (TARGET_GET_DRAP_RTX): Likewise.
7548 (override_options): Overide option value for new options.
7549 (ix86_function_ok_for_sibcall): Remove check for
7550 force_align_arg_pointer.
7551 (ix86_handle_cconv_attribute): Likewise.
7552 (ix86_function_regparm): Likewise.
7553 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7554 (ix86_va_start): Replace virtual_incoming_args_rtx with
7555 crtl->args.internal_arg_pointer.
7556 (ix86_select_alt_pic_regnum): Check DRAP register.
7557 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7558 (ix86_compute_frame_layout): Compute frame layout wrt stack
7560 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7561 (ix86_expand_prologue): Decide if stack realignment is needed
7562 and generate prologue code accordingly.
7563 (ix86_expand_epilogue): Generate epilogue code wrt stack
7564 realignment is really needed or not.
7566 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7567 (ABI_STACK_BOUNDARY): Likewise.
7568 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7569 (STACK_REALIGN_DEFAULT): Likewise.
7570 (INCOMING_STACK_BOUNDARY): Likewise.
7571 (MAX_STACK_ALIGNMENT): Likewise.
7572 (ix86_incoming_stack_boundary): Likewise.
7573 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7574 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7575 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7576 (machine_function): Remove force_align_arg_pointer.
7578 * config/i386/i386.md (BX_REG): New.
7579 (R13_REG): Likewise.
7581 * config/i386/i386.opt (mforce_drap): New.
7582 (mincoming-stack-boundary): Likewise.
7583 (mstackrealign): Add Init(-1).
7585 * config/i386/i386-protos.h (ix86_can_eliminate): New
7587 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7589 * doc/extend.texi: Update force_align_arg_pointer.
7591 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7594 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7595 (INCOMING_STACK_BOUNDARY): Likewise.
7596 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7597 (TARGET_GET_DRAP_RTX): Likewise.
7599 2008-07-30 Andreas Schwab <schwab@suse.de>
7601 PR rtl-optimization/36929
7602 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7603 add_insn_before and fix argument order.
7604 (replace_inc_dec_mem): Handle NULL rtx.
7606 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7608 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7610 (arm_compute_initial_elimination_offset): Use it.
7611 (arm_compute_save_reg_mask): Include static chain save slot when
7612 calculating alignment.
7613 (arm_get_frame_offsets): Ditto.
7614 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7615 that we can use to decrement the stack when the stack decrement
7616 could be too big for an immediate value in a single insn.
7617 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7619 2008-07-30 Richard Guenther <rguenther@suse.de>
7621 PR tree-optimization/36967
7622 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7623 Release defs of statements we remove.
7625 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7627 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7628 instead of NULL_RTVEC.
7630 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7634 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7637 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7639 * final.c (call_from_call_insn): New.
7640 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7642 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7644 * configure.ac: Substitute ADA_CFLAGS.
7645 * configure: Regenerate.
7646 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7647 * Makefile.in: Remove mention of X_* variables.
7648 * config/pa/x-ada-hpux10: Remove.
7649 * config/pa/x-ada: Remove.
7651 * doc/fragments.texi: Update.
7653 2008-07-30 Olivier Hainque <hainque@adacore.com>
7655 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7656 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7657 __dso_handle explicitly here.
7659 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7662 * c-typeck.c (build_binary_op): Encapsulate code into...
7663 * c-common.c (shorten_binary_op): ...this new function.
7664 (conversion_warning): Use the new function. Handle non-negative
7665 constant in bitwise-and.
7666 * c-common.h (shorten_binary_op): Declare.
7668 2008-07-30 Olivier Hainque <hainque@adacore.com>
7670 * scan.c (make_sstring_space): Add explicit conversions of
7671 allocator's return value.
7672 * fix-header.c (recognized_function): Likewise.
7674 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7676 * doc/cpp.texi: Update to GFDL 1.2.
7677 * doc/gcc.texi: Do not list GPL as Invariant Section.
7678 * doc/gccint.texi: Likewise. Update copyright years.
7679 * doc/install.texi: Update copyright years.
7681 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7684 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7685 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7687 2008-07-29 Jan Hubicka <jh@suse.cz>
7689 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7690 (grokdeclarator): Likewise.
7691 * langhooks.c (lhd_warn_unused_global_decl): Use
7692 DECL_DECLARED_INLINE_P.
7693 * print-tree.c (print_node): Remove DECL_INLINE check.
7695 2008-07-29 Richard Guenther <rguenther@suse.de>
7697 PR tree-optimization/36945
7698 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7699 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7700 Record invariant addresses un-decomposed.
7701 (copy_reference_ops_from_call): Record reference call
7702 arguments properly. Simplify.
7703 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7704 helper split out from ...
7705 (create_component_ref_by_pieces): ... here. Simplify.
7706 Prepare for recursive invocation for call arguments.
7707 (create_expression_by_pieces): Adjust call to
7708 create_component_ref_by_pieces.
7709 (compute_avail): Process operand 2 of reference ops.
7711 2008-07-29 Richard Guenther <rguenther@suse.de>
7713 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7715 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7717 * c-format.c (check_format_types): Revert unwanted checkin.
7719 2008-07-29 Jan Hubicka <jh@suse.cz>
7721 * flags.h (flag_really_no_inline): Remove.
7722 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7723 * toplev.c (flag_really_no_inline): Remove.
7724 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7725 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7726 (cgraph_decide_inlining_incrementally): Likewise.
7727 (compute_inline_parameters): Likewise.
7728 * opts.c (decode_options): Simplify.
7729 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7730 * common.opt (finline): Initialize to 1.
7731 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7733 2008-07-29 Jan Hubicka <jh@suse.cz>
7735 * predict.c (always_optimize_for_size_p): New function.
7736 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7737 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7738 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7740 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7741 * function.c (prepare_function_start): Set default profile.
7742 * function.h (rtl_data): Add maybe_hot_insn_p.
7743 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7744 (construct_exit_block): Likewise.
7745 (tree_expand_cfg): Likewise.
7747 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7748 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7749 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7750 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7753 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7756 * c-decl.c (merge_decls): Merge USED flags.
7758 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7760 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7761 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7762 next_stack, lab_false and lab_over trees.
7764 2008-07-28 Richard Guenther <rguenther@suse.de>
7766 PR tree-optimization/36957
7767 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7768 (useless_type_conversion_p): Remove.
7769 (types_compatible_p): Remove.
7770 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7771 (useless_type_conversion_p): Declare.
7772 (types_compatible_p): Declare.
7773 (gimple_expr_type): Return the base type only if it is
7774 trivially convertible to the subtype.
7776 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7778 * configure.ac: Use the m4_do macro to concatenate the warnings into
7779 one string in ACX_PROG_CC_WARNING_OPTS,
7780 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7781 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7782 * configure: Regenerate.
7784 2008-07-28 Richard Guenther <rguenther@suse.de>
7786 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7787 (insert_fake_stores): Remove.
7788 (realify_fake_stores): Likewise.
7789 (execute_pre): Remove dead code.
7790 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7791 (find_func_aliases): Deal with it here instead.
7792 Re-enable gcc_unreachable call.
7794 2008-07-28 Richard Guenther <rguenther@suse.de>
7796 Merge from gimple-tuples-branch.
7798 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7799 * gimple.def: New file.
7800 * gsstruct.def: Likewise.
7801 * gimple-iterator.c: Likewise.
7802 * gimple-pretty-print.c: Likewise.
7803 * tree-gimple.c: Removed. Merged into ...
7804 * gimple.c: ... here. New file.
7805 * tree-gimple.h: Removed. Merged into ...
7806 * gimple.h: ... here. New file.
7808 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7809 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7810 --enable-checking=gimple flag.
7811 * config.in: Likewise.
7812 * configure: Regenerated.
7814 * tree-ssa-operands.h: Tuplified.
7815 * tree-vrp.c: Likewise.
7816 * tree-loop-linear.c: Likewise.
7817 * tree-into-ssa.c: Likewise.
7818 * tree-ssa-loop-im.c: Likewise.
7819 * tree-dump.c: Likewise.
7820 * tree-complex.c: Likewise.
7821 * cgraphbuild.c: Likewise.
7822 * tree-ssa-threadupdate.c: Likewise.
7823 * tree-ssa-loop-niter.c: Likewise.
7824 * tree-pretty-print.c: Likewise.
7825 * tracer.c: Likewise.
7826 * gengtype.c: Likewise.
7827 * tree-loop-distribution.c: Likewise.
7828 * tree-ssa-loop-unswitch.c: Likewise.
7829 * cgraph.c: Likewise.
7830 * cgraph.h: Likewise.
7831 * tree-ssa-loop-manip.c: Likewise.
7832 * value-prof.c: Likewise.
7833 * tree-ssa-loop-ch.c: Likewise.
7834 * tree-tailcall.c: Likewise.
7835 * value-prof.h: Likewise.
7838 * tree-pass.h: Likewise.
7839 * ipa-cp.c: Likewise.
7840 * tree-scalar-evolution.c: Likewise.
7841 * tree-scalar-evolution.h: Likewise.
7842 * target.h: Likewise.
7843 * lambda-mat.c: Likewise.
7844 * tree-phinodes.c: Likewise.
7845 * diagnostic.h: Likewise.
7846 * builtins.c: Likewise.
7847 * tree-ssa-alias-warnings.c: Likewise.
7848 * cfghooks.c: Likewise.
7849 * fold-const.c: Likewise.
7850 * cfghooks.h: Likewise.
7851 * omp-low.c: Likewise.
7852 * tree-ssa-dse.c: Likewise.
7853 * ipa-reference.c: Likewise.
7854 * tree-ssa-uncprop.c: Likewise.
7855 * toplev.c: Likewise.
7856 * tree-gimple.c: Likewise.
7857 * tree-gimple.h: Likewise.
7858 * tree-chrec.c: Likewise.
7859 * tree-chrec.h: Likewise.
7860 * tree-ssa-sccvn.c: Likewise.
7861 * tree-ssa-sccvn.h: Likewise.
7862 * cgraphunit.c: Likewise.
7863 * tree-ssa-copyrename.c: Likewise.
7864 * tree-ssa-ccp.c: Likewise.
7865 * tree-ssa-loop-ivopts.c: Likewise.
7866 * tree-nomudflap.c: Likewise.
7867 * tree-call-cdce.c: Likewise.
7868 * ipa-pure-const.c: Likewise.
7869 * c-format.c: Likewise.
7870 * tree-stdarg.c: Likewise.
7871 * tree-ssa-math-opts.c: Likewise.
7872 * tree-ssa-dom.c: Likewise.
7873 * tree-nrv.c: Likewise.
7874 * tree-ssa-propagate.c: Likewise.
7875 * ipa-utils.c: Likewise.
7876 * tree-ssa-propagate.h: Likewise.
7877 * tree-ssa-alias.c: Likewise.
7878 * gimple-low.c: Likewise.
7879 * tree-ssa-sink.c: Likewise.
7880 * ipa-inline.c: Likewise.
7881 * c-semantics.c: Likewise.
7882 * dwarf2out.c: Likewise.
7884 * tree-ssa-loop-ivcanon.c: Likewise.
7885 * predict.c: Likewise.
7886 * tree-ssa-loop.c: Likewise.
7887 * tree-parloops.c: Likewise.
7888 * tree-ssa-address.c: Likewise.
7889 * tree-ssa-ifcombine.c: Likewise.
7890 * matrix-reorg.c: Likewise.
7891 * c-decl.c: Likewise.
7892 * tree-eh.c: Likewise.
7893 * c-pretty-print.c: Likewise.
7894 * lambda-trans.c: Likewise.
7895 * function.c: Likewise.
7896 * langhooks.c: Likewise.
7897 * ebitmap.h: Likewise.
7898 * tree-vectorizer.c: Likewise.
7899 * function.h: Likewise.
7900 * langhooks.h: Likewise.
7901 * tree-vectorizer.h: Likewise.
7902 * ipa-type-escape.c: Likewise.
7903 * ipa-type-escape.h: Likewise.
7904 * domwalk.c: Likewise.
7905 * tree-if-conv.c: Likewise.
7906 * profile.c: Likewise.
7907 * domwalk.h: Likewise.
7908 * tree-data-ref.c: Likewise.
7909 * tree-data-ref.h: Likewise.
7910 * tree-flow-inline.h: Likewise.
7911 * tree-affine.c: Likewise.
7912 * tree-vect-analyze.c: Likewise.
7913 * c-typeck.c: Likewise.
7914 * gimplify.c: Likewise.
7915 * coretypes.h: Likewise.
7916 * tree-ssa-phiopt.c: Likewise.
7917 * calls.c: Likewise.
7918 * tree-ssa-coalesce.c: Likewise.
7919 * tree.def: Likewise.
7920 * tree-dfa.c: Likewise.
7921 * except.c: Likewise.
7922 * except.h: Likewise.
7923 * cfgexpand.c: Likewise.
7924 * tree-cfgcleanup.c: Likewise.
7925 * tree-ssa-pre.c: Likewise.
7926 * tree-ssa-live.c: Likewise.
7927 * tree-sra.c: Likewise.
7928 * tree-ssa-live.h: Likewise.
7929 * tree-predcom.c: Likewise.
7930 * lambda.h: Likewise.
7931 * tree-mudflap.c: Likewise.
7932 * ipa-prop.c: Likewise.
7933 * print-tree.c: Likewise.
7934 * tree-ssa-copy.c: Likewise.
7935 * ipa-prop.h: Likewise.
7936 * tree-ssa-forwprop.c: Likewise.
7937 * ggc-page.c: Likewise.
7938 * c-omp.c: Likewise.
7939 * tree-ssa-dce.c: Likewise.
7940 * tree-vect-patterns.c: Likewise.
7941 * tree-ssa-ter.c: Likewise.
7942 * tree-nested.c: Likewise.
7943 * tree-ssa.c: Likewise.
7944 * lambda-code.c: Likewise.
7945 * tree-ssa-loop-prefetch.c: Likewise.
7946 * tree-inline.c: Likewise.
7947 * tree-inline.h: Likewise.
7948 * tree-iterator.c: Likewise.
7949 * tree-optimize.c: Likewise.
7950 * tree-ssa-phiprop.c: Likewise.
7951 * tree-vect-transform.c: Likewise.
7952 * tree-object-size.c: Likewise.
7953 * tree-outof-ssa.c: Likewise.
7954 * cfgloop.c: Likewise.
7955 * system.h: Likewise.
7956 * tree-profile.c: Likewise.
7957 * cfgloop.h: Likewise.
7958 * c-gimplify.c: Likewise.
7959 * c-common.c: Likewise.
7960 * tree-vect-generic.c: Likewise.
7961 * tree-flow.h: Likewise.
7962 * c-common.h: Likewise.
7963 * basic-block.h: Likewise.
7964 * tree-ssa-structalias.c: Likewise.
7965 * tree-switch-conversion.c: Likewise.
7966 * tree-ssa-structalias.h: Likewise.
7967 * tree-cfg.c: Likewise.
7968 * passes.c: Likewise.
7969 * ipa-struct-reorg.c: Likewise.
7970 * ipa-struct-reorg.h: Likewise.
7971 * tree-ssa-reassoc.c: Likewise.
7972 * cfgrtl.c: Likewise.
7973 * varpool.c: Likewise.
7975 * tree-ssanames.c: Likewise.
7976 * tree-ssa-threadedge.c: Likewise.
7977 * langhooks-def.h: Likewise.
7978 * tree-ssa-operands.c: Likewise.
7979 * config/alpha/alpha.c: Likewise.
7980 * config/frv/frv.c: Likewise.
7981 * config/s390/s390.c: Likewise.
7982 * config/m32c/m32c.c: Likewise.
7983 * config/m32c/m32c-protos.h: Likewise.
7984 * config/spu/spu.c: Likewise.
7985 * config/sparc/sparc.c: Likewise.
7986 * config/i386/i386.c: Likewise.
7987 * config/sh/sh.c: Likewise.
7988 * config/xtensa/xtensa.c: Likewise.
7989 * config/stormy16/stormy16.c: Likewise.
7990 * config/ia64/ia64.c: Likewise.
7991 * config/rs6000/rs6000.c: Likewise.
7992 * config/pa/pa.c: Likewise.
7993 * config/mips/mips.c: Likewise.
7995 2008-07-28 Simon Baldwin <simonb@google.com>
7997 * c-pragma.c (handle_pragma_message): New function.
7998 (init_pragma): Register handle_pragma_message.
7999 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8002 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8004 PR tree-optimization/35252
8005 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8006 REALPART_EXPR to be considered as same load operation.
8008 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8010 PR tree-optimization/36830
8011 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8012 (expressions_equal_p): Return false if only one operand is null.
8014 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8016 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8017 version requirements.
8019 2008-07-26 Olivier Hainque <hainque@adacore.com>
8021 * collect2.c (symkind): New enum. Symbol kinds we care about.
8022 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8023 code and head comment accordingly.
8024 (scan_prog_file): Use symkind names instead of bare integers.
8026 2008-07-25 Jan Hubicka <jh@suse.cz>
8028 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8030 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8031 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8032 * dojump.c (clear_pending_stack_adjust): Likewise.
8033 * print-tree.c (print_node): Ignore DECL_INLINE.
8034 * tree-inline.c (inlinable_function_p): Likewise.
8036 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8038 * doc/extend.texi (hot attribute): Document that the hot attribute
8039 turns on -O3 for some ports.
8040 (cold attribute): Document that the cold attribute turns on -Os
8043 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8044 reflect function specific option support.
8046 * target.h (struct target_option_hooks): Add fields to say whether
8047 the cold attribute implies -Os and the hot attribute implies -O3.
8049 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8050 By default, do not turn on -Os for cold functions.
8051 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8052 not turn on -O3 for hot functions.
8054 * c-common.c (handle_hot_attribute): Use target hook to determine
8055 if hot functions should enable -O3.
8056 (handle_cold_attribute): Use target hook to determine if cold
8057 functions should enable -Os.
8059 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8060 (override_options): Move disable scheduling to
8061 optimization_options.
8062 (optimization_options): Disable scheduling here, not
8064 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8065 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8067 * config/ia64/ia64.c (ia64_override_options): Move setting
8068 scheduling flags to ia64_optimization_options.
8069 (ia64_optimization_options): Disable scheduling options here, and
8070 not in ia64_override_options.
8071 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8072 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8074 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8077 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8079 2008-07-25 Martin Jambor <mjambor@suse.cz>
8081 PR tree-optimization/36926
8082 * ipa-prop.c (ipa_analyze_call_uses): Call
8083 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8085 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8087 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8088 movv2si_internal): Add mem = reg alternative.
8090 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8093 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8094 DEFAULT_PCC_STRUCT_RETURN to 127.
8096 2008-07-24 Jan Hubicka <jh@suse.cz>
8098 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8099 (build_cgraph_edges): Likewise.
8100 * cgraph.c (cgraph_node): Do not update assembler hash.
8101 (cgraph_remove_node): Drop non-unit-at-a-time code.
8102 * tree-pass.h (pass_O0_always_inline): Remove.
8103 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8104 * toplev.c (process_options): Flag unit-at-a-time does not imply
8106 * cgraphunit.c: Update comments.
8107 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8108 (cgraph_assemble_pending_functions): Remove.
8109 (cgraph_reset_node): Drop non-unit-at-a-time code.
8110 (cgraph_finalize_function): Likewise.
8111 (cgraph_analyze_function): Likewise.
8112 (cgraph_finalize_compilation_unit): Likewise.
8113 (cgraph_expand_function): Likewise.
8114 (cgraph_optimize): Likesise.
8115 (save_inline_function_body): Likewise.
8116 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8117 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8118 * ipa-inline.c: Update comments.
8119 (enum inlining_mode): remove INLINE_SPEED.
8120 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8121 (cgraph_mark_inline_edge): Likewise.
8122 (try_inline): Likewise.
8123 (cgraph_decide_inlining_incrementally): Likewise.
8124 (cgraph_gate_inlining): Remove.
8125 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8126 (cgraph_gate_early_inlining): Likewise.
8127 (gate_inline_passes): Remove.
8128 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8129 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8130 pass_O0_always_inline): Remove.
8131 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8132 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8133 * opts.c (no_unit_at_a_time_default): Remove.
8134 (decode_options): Remove flag_unit_at_a_time reset and warning.
8135 * opts.h (no_unit_at_a_time_default): Remove.
8136 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8137 early in GNU dialect.
8138 (merge_decls): Update comment; drop unit-at-a-time check.
8139 (finish_decl): Likewise.
8140 (grok_declaration): Remove flag_inline_trees code.
8141 (finish_functions): Return on function returning non-void on all
8143 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8144 * cfgexpand.c (expand_one_static_var): Remove.
8145 (expand_one_var): Remove expand_one_static_var call.
8146 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8147 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8148 and flag_unit_at_a-time compatibility checks.
8149 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8150 * tree-inline.c (flag_inline_trees): Remove.
8151 (inlinable_function_p): Don't check it.
8152 (expand_call_inline): Remove non-unit-at-a-time code.
8153 * tree-inline.h (flag_inline_trees): Remove.
8154 * tree-optimize.c (execute_early_local_optimizations): Remove
8155 unit-at-a-time checks.
8156 (tree_rest_of_compilation): Likewise.
8157 * combine.c (setup_incoming_promotions): Likewise.
8158 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8159 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8160 * passes.c (pass_inline_parameters): Update comments; remove
8161 O0_alwaysinline pass.
8162 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8163 (execute_one_pass): Likewise.
8164 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8165 (ix86_function_sseregparm): Likewise.
8166 * arm.c (arm_function_in_section_p): Likewise.
8167 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8168 * varpool.c: Update comments.
8169 (decide_is_variable_needed): Remove unit-at-a-time checks.
8170 (varpool_finalize_decl): Likewise.
8172 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8174 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8176 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8178 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8180 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8181 imp symbol extension.
8183 2008-07-23 Ian Lance Taylor <iant@google.com>
8185 * tree-vrp.c (infer_value_range): Ignore asm statements when
8186 looking for memory accesses for -fdelete-null-pointer-checks.
8188 2008-07-24 Ben Elliston <bje@au.ibm.com>
8190 * config/spu/spu-c.c (__vector_keyword): New variable.
8191 (vector_keyword): Likewise.
8192 (spu_categorize_keyword): New function.
8193 (spu_macro_to_expand): Likewise.
8194 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8195 compiling an ISO C dialect.
8197 2008-07-24 Ben Elliston <bje@au.ibm.com>
8199 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8202 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8204 * configure: Regenerate.
8205 * configure.ac: Require texinfo 4.7.
8206 * doc/install.texi: Document texinfo 4.7 requirement.
8208 2008-07-23 Martin Jambor <mjambor@suse.cz>
8210 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8211 rather than for DECL_SAVED_TREE.
8212 * ipa-prop.c: Include diagnostic.h.
8213 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8215 (ipa_detect_param_modifications): Function rewritten from scratch.
8216 (ipa_compute_jump_functions): Changed accesses to modification flags.
8217 (ipa_free_node_params_substructures): Update flags destruction.
8218 (ipa_node_duplication_hook): Update flags duplication.
8219 (ipa_print_all_params_modified): Updated flag access.
8220 * ipa-prop.h (struct ipa_param_flags): New structure.
8221 (struct ipa_node_params): New field modification_analysis_done,
8222 modified_flags changed into param_flags.
8223 (ipa_is_ith_param_modified): Changed to use new flags.
8224 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8226 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8227 ipa-cp.c and split into two functions.
8228 (ipa_print_node_jump_functions): New function.
8229 (compute_scalar_jump_functions): New function.
8230 (type_like_member_ptr_p): New function.
8231 (compute_pass_through_member_ptrs): New function.
8232 (fill_member_ptr_cst_jump_function): New function.
8233 (determine_cst_member_ptr): New function.
8234 (compute_cst_member_ptr_arguments): New function.
8235 (ipa_compute_jump_functions): Complete rewrite.
8236 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8237 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8238 (struct ipa_member_ptr_cst): New structure.
8239 (union jump_func_value): New field member_cst.
8240 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8241 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8242 jump function types.
8243 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8244 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8245 instead of ipcp_print_all_jump_functions.
8246 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8247 only for replacable scalars.
8249 * doc/invoke.texi (Optimize options): Add description of
8250 -findirect-inlining.
8251 * common.opt (flag_indirect_inlining): New flag.
8252 * opts.c (decode_options): Set flag_indirect_inlining when
8255 * ipa-inline.c: Include ipa-prop.h.
8256 (inline_indirect_intraprocedural_analysis): New function.
8257 (inline_generate_summary): Allocate parameter and argument info
8258 structures, call inline_indirect_intraprocedural_analysis on each
8259 node when doing indirect inlining and deallocate indirect inlining
8260 data structures in the end.
8261 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8262 (free_all_ipa_structures_after_iinln): New function.
8263 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8265 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8267 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8268 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8269 of computing the frequency separately.
8270 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8271 of computing the frequency separately.
8272 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8273 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8274 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8275 (ipa_get_stmt_member_ptr_load_param): New function.
8276 (ipa_is_ssa_with_stmt_def): New function.
8277 (ipa_note_param_call): New function.
8278 (ipa_analyze_call_uses): New function.
8279 (ipa_analyze_stmt_uses): New function.
8280 (ipa_analyze_params_uses): New function.
8281 (ipa_free_node_params_substructures): Also free the param_calls linked
8283 (ipa_node_duplication_hook): Also duplicate the param_calls
8285 (ipa_print_node_param_flags): New function.
8286 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8287 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8288 * ipa-prop.h (struct ipa_param_flags): New field called.
8289 (struct ipa_param_call_note): New structure.
8290 (struct ipa_node_params): New fields param_calls and
8292 (ipa_is_ith_param_called): New function.
8293 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8294 ipa_analyze_params_uses and dump parameter flags.
8296 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8297 ipa_propagate_indirect_call_infos if performing indirect inlining,
8298 pass a new parameter new_edges to it.
8299 (add_new_edges_to_heap): New fucntion.
8300 (cgraph_decide_inlining_of_small_functions): New vector
8301 new_indirect_edges for newly found indirect edges , call
8302 ipa_propagate_indirect_call_infos after inlining.
8303 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8304 inlining if performing indirect inlining. Call
8305 free_all_ipa_structures_after_iinln when doing so too.
8306 (inline_generate_summary): Do not call
8307 free_all_ipa_structures_after_iinln here.
8308 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8309 (print_edge_addition_message): New function.
8310 (update_call_notes_after_inlining): New function.
8311 (propagate_info_to_inlined_callees): New function.
8312 (ipa_propagate_indirect_call_infos): New function.
8313 * ipa-prop.h: Include cgraph.h
8314 (struct ipa_param_call_note): Fields reordered, new field processed.
8315 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8317 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8318 rediscovered call statements.
8319 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8320 (dump_cgraph_node): Dump also the indirect_call flag.
8321 (cgraph_clone_edge): Copy also the indirect_call flag.
8322 * tree-inline.c (copy_bb): Do not check for fndecls from call
8323 expressions, check for edge availability when moving clones.
8324 (get_indirect_callee_fndecl): New function.
8325 (expand_call_inline): If callee declaration is not apprent from
8326 the statement, try calling get_indirect_callee_fndecl. Do not
8327 issue warnings or call sorry when not inlinings an indirect edge.
8328 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8330 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8331 bit more frandly to matching.
8332 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8333 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8334 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8336 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8339 * opth-gen.awk: Suppress function specific features when building
8341 * optc-gen.awk: Ditto.
8343 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8346 * diagnostic.c (pedwarn): Add opt parameter.
8348 * c-tree.h (pedwarn_init): Add opt parameter.
8349 (pedwarn_c90): Likewise.
8350 (pedwarn_c99): Likewise.
8351 * c-errors.c (pedwarn_c99): Likewise.
8352 (pedwarn_c90): Likewise.
8353 * toplev.h (pedwarn): Update declaration.
8354 (pedwarn0): Declare.
8355 * c-lex.c: All calls to pedwarn changed.
8356 * builtins.c: All calls to pedwarn changed.
8357 * toplev.c: All calls to pedwarn changed.
8358 * c-decl.c: All calls to pedwarn changed.
8359 * c-typeck.c: All calls to pedwarn changed.
8360 * c-common.c: All calls to pedwarn changed.
8361 * c-parser.c: All calls to pedwarn changed.
8363 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8364 Karthik Kumar <karthikkumar@gmail.com>
8366 * attribs.c (file scope): Include c-common.h.
8367 (decl_attributes): Add support for #pragma GCC optimize and
8370 * targhooks.c (default_can_inline_p): New function that is the
8371 default for the TARGET_CAN_INLINE_P target hook.
8373 * targhooks.h (default_can_inline_p): Add declaration.
8375 * tree.c (cl_optimization_node): New static tree for building
8376 OPTIMIZATION_NODE tree.
8377 (cl_target_option_node): New static tree for building
8378 TARGET_OPTION_NODE tree.
8379 (cl_option_hash_table): New hash table for hashing
8380 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8381 (cl_option_hash_hash): New function to provide the hash value for
8382 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8383 (cl_option_hash_eq): New function to provide an equality test for
8384 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8385 (tree_code_size): Add support for OPTIMIZATION_NODE and
8386 TARGET_OPTION_NODE trees.
8387 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8388 TARGET_OPTION_NODE trees.
8389 (build_optimization_node): Build a tree that has all of the
8390 current optimization options.
8391 (build_target_option_node): Build a tree that has the target
8392 options that might be changed on a per function basis.
8394 * tree.h (file scope): Include options.h.
8395 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8396 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8397 (TREE_OPTIMIZATION): Ditto.
8398 (TREE_TARGET_SPECIFIC): Ditto.
8399 (struct tree_function_decl): Add fields for remembering the
8400 current optimization options and target specific options.
8401 (struct tree_optimization_option): New tree variant that remembers
8402 the optimization options.
8403 (struct tree_target_option): New tree variant that remembers the
8404 target specific flags that might change for compiling a particular
8406 (union tree_node): Include tree_optimization_option and
8407 tree_target_option fields.
8408 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8409 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8410 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8411 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8412 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8413 optimization and target options.
8414 (optimization_default_node): New macro to refer to global_trees
8416 (optimization_current_node): Ditto.
8417 (optimization_cold_node): Ditto.
8418 (optimization_hot_node): Ditto.
8419 (target_option_default_node): Ditto.
8420 (target_option_current_node): Ditto.
8421 (current_option_pragma): Ditto.
8422 (current_optimize_pragma): Ditto.
8424 * target.h (struct gcc_target): Add valid_option_attribute_p,
8425 target_option_save, target_option_restore, target_option_print,
8426 target_option_pragma_parse, and can_inline_p hooks.
8428 * toplev.h (parse_optimize_options): Add declaration.
8429 (fast_math_flags_struct_set_p): Ditto.
8431 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8432 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8435 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8436 tree_can_inline_p hook to see if one function can inline another.
8437 (cgraph_decide_inlining): Ditto.
8438 (cgraph_decide_inlining_incrementally): Ditto.
8440 * opts.c (decode_options): Add support for running multiple times
8441 to allow functions with different target or optimization options
8442 than was specified on the command line.
8443 (fast_math_flags_struct_set_p): New function that is similar to
8444 fast_math_flags_set_p, except it uses the values in the
8445 cl_optimization structure instead of global variables.
8447 * optc-gen.awk: Add support for TargetSave to allow a back end to
8448 declare new fields that need to be saved when using function
8449 specific options. Include flags.h and target.h in the options.c
8450 source. Add support for Save to indicate which options can be set
8451 for individual functions. Generate cl_optimize_save,
8452 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8453 cl_target_option_restore, cl_target_option_print functions to
8454 allow functions to use different optimization or target options.
8456 * opt-functions.awk (var_type_struct): Return the type used for
8457 storing the field in a structure.
8459 * opth-gen.awk: Add support for TargetSave to allow a back end to
8460 declare new fields that need to be saved when using function
8461 specific options. Add support for Save to indicate which options
8462 can be set for individual functions. Only generate one extern for
8463 Mask fields. Generate cl_optimization and cl_target_option
8464 structures to remember optimization and target options.
8466 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8467 collecting new tree nodes.
8468 (TS_TARGET_OPTION): Ditto.
8470 * c-decl.c (merge_decls): Merge function specific target and
8471 optimization options.
8473 * function.c (invoke_set_current_function_hook): If the function
8474 uses different optimization options, change the global variables
8477 * coretypes.h (struct cl_optimization): Add forward reference.
8478 (struct cl_target_option): Ditto.
8480 * c-pragma.c (option_stack): New static vector to remember the
8481 current #pragma GCC option stack.
8482 (handle_pragma_option): New function to support #pragma GCC option
8483 to change target options.
8484 (optimize_stack): New static vector to remember the current
8485 #pragma GCC optimize stack.
8486 (handle_pragma_optimize): New function to support #pragma GCC
8487 optimize to change optimization options.
8488 (init_pragma): Add support for #pragma GCC optimize and #pragma
8491 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8492 optimization options.
8493 (TARGET_OPTION_NODE): New tree code for remembering certain target
8496 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8497 TARGET_OPTION_NODE trees.
8499 * common.opt (-O): Add Optimization flag.
8501 (-fmath-errno): Ditto.
8502 (-falign-functions): Add UInteger flag to make sure flag gets full
8503 int in cl_optimization structure.
8504 (-falign-jumps): Ditto.
8505 (-falign-labels): Ditto.
8506 (-falign-loops): Ditto.
8507 (-fsched-stalled-insns): Ditto.
8508 (-fsched-stalled-insns-dep): Ditto.
8510 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8512 (TARGET_OPTION_SAVE): Ditto.
8513 (TARGET_OPTION_RESTORE): Ditto.
8514 (TARGET_OPTION_PRINT): Ditto.
8515 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8516 (TARGET_CAN_INLINE_P): Ditto.
8517 (TARGET_INITIALIZER): Add new hooks.
8519 * tree-inline.c (tree_can_inline_p): New function to determine
8520 whether one function can inline another. Check if the functions
8521 use compatible optimization options, and also call the backend
8524 * tree-inline.h (tree_can_inline_p): Add declaration.
8526 * c-common.c (c_common_attribute): Add support for option and
8527 optimize attributes.
8528 (handle_option_attribute): Add support for the option attribute to
8529 allow the user to specify different target options for compiling a
8531 (handle_optimize_attribute): Add support for the optimize
8532 attribute to allow the user to specify different optimization
8533 options for compiling a specific function.
8534 (handle_hot_attribute): Turn on -O3 optimization for this one
8535 function if it isn't the default optimization level.
8536 (handle_cold_attribute): Turn on -Os optimization for this one
8537 function if it insn't the default optimization.
8538 (const_char_p): New const char * typedef.
8539 (optimize_args): New static vector to remember the optimization
8541 (parse_optimize_options): New function to set up the optimization
8542 arguments from either the optimize attribute or #pragma GCC optimize.
8544 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8545 (builtin_define_std): Ditto.
8547 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8548 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8549 (x86_64-*-*): Ditto.
8551 * Makefile.in (TREE_H): Add options.h.
8552 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8554 * doc/extend.texi (option attribute): Document new attribute.
8555 (optimize attribute): Ditto.
8556 (hot attribute): Document hot attribute sets -O3.
8557 (cold attribute): Document cold attribute sets -Os.
8558 (#pragma GCC option): Document new pragma.
8559 (#pragma GCC optimize): Ditto.
8561 * doc/options.texi (TargetSave): Document TargetSave syntax.
8562 (UInteger): Document UInteger must be used for certain flags.
8563 (Save): Document Save option to create target specific options
8564 that can be saved/restored on a function specific context.
8566 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8567 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8569 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8570 (TARGET_OPTION_SAVE): Ditto.
8571 (TARGET_OPTION_RESTORE): Ditto.
8572 (TARGET_OPTION_PRINT): Ditto.
8573 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8574 (TARGET_CAN_INLINE_P): Ditto.
8576 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8578 (-mfpmath=both): Ditto.
8580 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8581 Karthik Kumar <karthikkumar@gmail.com>
8583 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8584 (TARGET_POPCNT): Ditto.
8585 (TARGET_SAHF): Ditto.
8586 (TARGET_AES): Ditto.
8587 (TARGET_PCLMUL): Ditto.
8588 (TARGET_CMPXCHG16B): Ditto.
8589 (TARGET_RECIP): Move switch into target_flags.
8590 (TARGET_FUSED_MADD): Ditto.
8591 (ix86_arch_features): Make an unsigned char type.
8592 (ix86_tune_features): Ditto.
8593 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8594 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8595 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8597 * config/i386/i386.opt (arch): New TargetSave field to define
8598 fields that need to be saved for function specific option support.
8601 (branch_cost): Ditto.
8602 (ix86_isa_flags_explicit): Ditto.
8603 (tune_defaulted): Ditto.
8604 (arch_specified): Ditto.
8605 (-m128-long-double): Add Save flag to save option for target
8606 specific option support.
8608 (-maccumulate-outgoing-args): Ditto.
8609 (-malign-double): Ditto.
8610 (-malign-stringops): Ditto.
8611 (-mfancy-math-387): Ditto.
8612 (-mhard-float): Ditto.
8614 (-minline-all-stringops): Ditto.
8615 (-minline-stringops-dynamically): Ditto.
8616 (-mms-bitfields): Ditto.
8617 (-mno-align-stringops): Ditto.
8618 (-mno-fancy-math-387): Ditto.
8619 (-mno-push-args): Ditto.
8620 (-mno-red-zone): Ditto.
8621 (-mpush-args): Ditto.
8622 (-mred-zone): Ditto.
8624 (-msseregparm): Ditto.
8625 (-mstack-arg-probe): Ditto.
8640 (-mrecip): Move flag into target_flags.
8642 (-mno-fused-madd): Ditto.
8643 (-mfused-madd): Ditto.
8644 (-mabm): Move flag into ix86_isa_flags.
8651 * config/i386/i386-c.c: New file for #pragma support.
8652 (ix86_target_macros_internal): New function to #define or #undef
8653 target macros based when the user uses the #pragma GCC option to
8654 change target options.
8655 (ix86_pragma_option_parse): New function to add #pragma GCC option
8657 (ix86_target_macros): Move defining the target macros here from
8658 TARGET_CPU_CPP_BUILTINS in i386.h.
8659 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8660 defined, initialize any subtarget #pragmas.
8662 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8663 REGISTER_TARGET_PRAGMAS.
8665 * config/i386/t-i386: New file for x86 dependencies.
8666 (i386.o): Make dependencies mirror the include files used.
8667 (i386-c.o): New file, add dependencies.
8669 * config/i386/i386-protos.h (override_options): Add bool argument.
8670 (ix86_valid_option_attribute_tree): Add declaration.
8671 (ix86_target_macros): Ditto.
8672 (ix86_register_macros): Ditto.
8674 * config/i386/i386.c (ix86_tune_features): Move initialization of
8675 the target masks to initial_ix86_tune_features to allow functions
8676 to have different target options. Make type unsigned char,
8677 instead of unsigned int.
8678 (initial_ix86_tune_features): New static vector to hold processor
8679 masks for the tune variables.
8680 (ix86_arch_features): Move initialization of the target masks to
8681 initial_ix86_arch_features to allow functions to have different
8682 target options. Make type unsigned char, instead of unsigned int.
8683 (initial_ix86_arch_features): New static vector to hold processor
8684 masks for the arch variables.
8685 (enum ix86_function_specific_strings): New enum to describe the
8686 string options used for attribute((option(...))).
8687 (ix86_target_string): New function to return a string that
8688 describes the target options.
8689 (ix86_debug_options): New function to print the current options in
8691 (ix86_function_specific_save): New function hook to save the
8692 function specific global variables in the cl_target_option structure.
8693 (ix86_function_specific_restore): New function hook to restore the
8694 function specific variables from the cl_target_option structure to
8695 the global variables.
8696 (ix86_function_specific_print): New function hook to print the
8697 target specific options in the cl_target_option structure.
8698 (ix86_valid_option_attribute_p): New function hook to validate
8699 attribute((option(...))) arguments.
8700 (ix86_valid_option_attribute_tree): New function that is common
8701 code between attribute((option(...))) and #pragma GCC option
8702 support that parses the options and returns a tree holding the options.
8703 (ix86_valid_option_attribute_inner_p): New helper function for
8704 ix86_valid_option_attribute_tree.
8705 (ix86_can_inline_p): New function hook to decide if one function
8706 can inline another on a target specific basis.
8707 (ix86_set_current_function); New function hook to switch target
8708 options if the user used attribute((option(...))) or #pragma GCC
8710 (ix86_tune_defaulted): Move to static file scope from
8712 (ix86_arch_specified): Ditto.
8713 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8715 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8716 (OPTION_MASK_ISA_ABM_SET): Ditto.
8717 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8718 (OPTION_MASK_ISA_CX16_SET): Ditto.
8719 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8720 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8721 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8722 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8723 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8724 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8725 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8726 (struct ptt): Move to static file scope from override_options.
8727 (processor_target_table): Ditto.
8729 (ix86_handle_option): Add support for options that are now isa options.
8730 (override_options): Add support for declaring functions that
8731 support different target options than were specified on the
8732 command line. Move struct ptt, processor_target_table, cpu_names,
8733 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8734 Add bool argument. Fix up error messages so the appropriate error
8735 is given for either command line or attribute.
8736 (ix86_previous_fndecl): New static to remember previous function
8737 declaration to see if we need to change target options.
8738 (ix86_builtins_isa): New array to record the ISA of each builtin
8740 (def_builtin): Always create the builtin function, even if the
8741 current ISA doesn't support it.
8742 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8743 tests for those builtins.
8744 (ix86_init_builtins): Remove TARGET_MMX test for calling
8745 ix86_init_mmx_sse_builtins.
8746 (ix86_expand_builtin): If the current ISA doesn't support a given
8747 builtin, signal an error.
8748 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8749 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8750 (TARGET_OPTION_SAVE): Ditto.
8751 (TARGET_OPTION_RESTORE): Ditto.
8752 (TARGET_OPTION_PRINT): Ditto.
8753 (TARGET_CAN_INLINE_P): Ditto.
8755 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8757 * c-typeck.c (build_external_ref): Don't call assemble_external.
8758 * final.c (output_operand): Call assemble_external.
8760 2008-07-21 DJ Delorie <dj@redhat.com>
8762 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8763 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8765 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8767 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8768 original insn and splitter contents into ...
8769 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8770 flag_unsafe_math_optimizations. Add dummy scratch register.
8771 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8772 !flag_unsafe_math_optimizations. Returns number with next
8773 highest magnitude if this is still less or equal to the true
8774 quotient in magnitude.
8776 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8778 * Makefile.in: Replace toplev.h with TOPLEV_H.
8779 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8780 * c-lex.c (fe_file_change): Don't set in_system_header.
8781 * c-parser.c (c_token): Remove in_system_header.
8782 (c_lex_one_token): Don't set in_system_header.
8783 (c_parser_set_source_position_from_token): Don't set in_system_header.
8784 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8787 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8788 * flags.h (in_system_header): Remove.
8789 * function.c (saved_in_system_header): Remove.
8790 (push_cfun): Don't set in_system_header.
8791 (pop_cfun): Don't set in_system_header.
8792 (push_struct_function): Don't set in_system_header.
8793 * input.h (expanded_location): Add sysp.
8794 (in_system_header_at): New.
8795 (in_system_header): New.
8796 * toplev.c (in_system_header): Remove.
8797 * toplev.h: Include input.h
8799 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8800 * tree-ssa.c (warn_uninit): Call warning_at.
8801 (warn_uninitialized_var): Update calls to warn_uninit.
8802 (warn_uninitialized_phi): Update calls to warn_uninit.
8803 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8804 (expand_location): Initialize xloc.sysp.
8805 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8806 (tree_decl_with_vis): Remove in_system_header_flag.
8808 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8811 * recog.c (asm_operand_ok): Change the order of the extra
8812 memory constraint checks.
8814 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8817 * tree-switch-conversion.c (build_one_array): Call
8818 varpool_mark_needed_node and varpool_finalize_decl
8819 instead of assemble_variable.
8821 2008-07-19 Jan Hubicka <jh@suse.cz>
8823 * cgraph.c (cgraph_add_new_function): Do early local passes.
8824 * tree-nrv.c (gate_pass_return_slot): New gate.
8825 (pass_nrv): Add the gate.
8826 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8828 (coalesce_ssa_name): Coalesce SSA names.
8829 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8830 not optimizing so unused user vars remains visible.
8831 * common.opt (flag_tree_ter): Always enable by default.
8832 * tree-ssa-ter.c: Include flags.h
8833 (is_replaceable_p): Check that locations match; when aliasing
8834 is missing be conservative about loads.
8835 * tree-optimize.c (gate_init_datastructures): Remove.
8836 (pass_init_datastructures): New.
8837 * passes.c: Reorder passes so we always go into SSA.
8839 2008-07-19 Jan Hubicka <jh@suse.cz>
8841 * doc/extend.texi (flatten attribute): Remove note about
8843 * doc/invoke.texi (--combine): Likewise.
8844 (-finline-functions-called-once): Update levels when enabled.
8845 (-funit-at-a-time): Document new behaviour.
8846 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8847 -fno-section-anchors when disabled explicitly.
8848 (inline params): They are not ignored now.
8849 (precompiled headers): Remove unit-at-a-time as being incompatible.
8850 * opts.c (decode_options): Handle unit-at-a-time as alias;
8851 imply -fno-section-anchors when toplevel reorder is disabled
8853 * common.opt (ftoplevel-reorder): Set default value to 2.
8854 (funit-at-a-time): Set default value to 1.
8855 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8858 2008-07-19 Jan Hubicka <jh@suse.cz>
8860 * builtins.c (expand_builtin_int_roundingfn,
8861 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8864 2008-07-19 Richard Guenther <rguenther@suse.de>
8867 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8868 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8869 * tree-ssa-pre.c (get_expr_value_id): For newly created
8870 constant value-ids make sure to add the expression to its
8873 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8876 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8877 return value of the builtin is ignored.
8879 2008-07-19 Olivier Hainque <hainque@adacore.com>
8881 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8882 bits, a C conformant malloc implementation has to provide.
8883 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8885 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8889 * reload.c (find_reloads_subreg_address): Only reload address if
8890 reloaded == 0, not for reloaded != 1.
8893 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8894 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8895 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8896 m32c_legitimize_reload_address.
8898 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8899 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8900 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8902 2008-07-19 Olivier Hainque <hainque@adacore.com>
8904 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
8905 argument, saying whether nested array are to be collapsed
8906 into a single array type DIE with multiple subscripts.
8907 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
8908 issues, centralize the nested array types collapsing control and
8909 disable the transformation for Ada.
8911 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
8914 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
8916 (x86_64_shift_adj_2): New expander.
8917 (x86_64_shift_adj_3): Ditto.
8918 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
8919 to split TImode operands.
8920 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
8921 (ix86_split_lshr): Ditto.
8923 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
8925 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
8926 and __CHAR32_TYPE__.
8927 * c-typeck.c (digest_init): Support char16_t and char32_t.
8928 (set_nonincremental_init_from_string): Idem.
8930 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8933 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
8934 PREFERRED_STACK_BOUNDARY.
8935 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8937 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8940 * function.c (locate_and_pad_parm): Cap boundary earlier.
8942 2008-07-17 Julian Brown <julian@codesourcery.com>
8944 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
8945 no-op for targets which don't use DLLs.
8947 2008-07-17 Martin Jambor <mjambor@suse.cz>
8949 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
8950 that nodes are relevant by examining the node->analyzed flag.
8951 (ipcp_init_stage): Check which nodes are relevant, assert that the
8952 relevant ones are also required.
8953 (ipcp_propagate_stage): Check on the side arrays are properly
8955 (ipcp_print_all_jump_functions): Make sure not to touch any node
8956 that is not analyzed or an edge that does not have a corresponding
8957 entry in the on-the-side vectors.
8958 (ipcp_function_scale_print): Likewise.
8959 (ipcp_update_callgraph): Check that the node is relevant.
8960 (ipcp_insert_stage): Check that the node is relevant. Check there is
8961 an info for every node and edge.
8962 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
8963 (ipa_print_all_tree_maps): Likewise and a new variable info.
8964 (ipa_print_all_params_modified): Likewise.
8965 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
8967 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
8970 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
8972 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
8974 PR rtl-optimization/36753
8975 * fwprop.c (use_killed_between): Don't shortcut
8976 single-definition global registers.
8978 2008-07-16 Jan Hubicka <jh@suse.cz>
8980 * cgraph.h (varpool_empty_needed_queue): Declare.
8981 * cgraphunit.c (output_in_order): Mark all variables as needed;
8983 * varpool.c (varpool_assemble_node): Update debug queue.
8984 (varpool_assemble_pending_decls): Don't do it here.
8985 (varpool_empty_needed_queue): New function.
8987 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8989 * recog.c (peephole2_optimize): Fix formatting.
8991 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8993 * c-pch.c (get_ident): Avoid C++ keywords.
8994 * combine-stack-adj.c (single_set_for_csa): Likewise.
8995 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
8996 output_asm_insn): Likewise.
8997 * reload.c (push_secondary_reload, find_reusable_reload,
8998 push_reload, combine_reloads, find_reloads,
8999 debug_reload_to_stream): Likewise.
9000 * reload.h (struct reload): Likewise.
9001 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9002 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9003 emit_output_reload_insns): Likewise.
9004 * targhooks.c (default_secondary_reload): Likewise.
9005 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9007 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9009 * recog.c (validate_change_1, validate_change,
9010 validate_unshare_change, validate_replace_rtx_1, struct
9011 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9013 * reload.c (push_secondary_reload, secondary_reload_class,
9014 scratch_reload_class, find_valid_class, find_reusable_reload,
9015 push_reload, find_dummy_reload, find_reloads_address_1,
9016 find_reloads_address_part, find_equiv_reg): Likewise.
9017 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9018 choose_reload_regs): Likewise.
9019 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9021 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9022 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9023 * sched-rgn.c (concat_INSN_LIST): Likewise.
9024 * stor-layout.c (mode_for_size, mode_for_size_tree,
9025 smallest_mode_for_size): Likewise.
9027 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9029 * cfg.c (dump_reg_info): Avoid C++ keywords.
9030 * dwarf2asm.c (dw2_force_const_mem,
9031 dw2_asm_output_encoded_addr_rtx): Likewise.
9032 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9033 * expmed.c (expand_shift): Likewise.
9034 * global.c (find_reg): Likewise.
9035 * graph.c (draw_edge): Likewise.
9036 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9037 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9038 widen_clz, widen_bswap, expand_parity, expand_unop,
9039 emit_cmp_and_jump_insn_1): Likewise.
9040 * postreload.c (reload_cse_simplify_operands): Likewise.
9041 * ra.h (add_neighbor): Likewise.
9042 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9043 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9044 record_reg_classes, copy_cost, record_address_regs,
9045 invalid_mode_change_p): Likewise.
9046 * regrename.c (regrename_optimize, scan_rtx_reg,
9047 dump_def_use_chain, find_oldest_value_reg,
9048 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9050 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9052 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9053 MASK_POWERPC64 for power4 in previous commit.
9055 2008-07-16 Olivier Hainque <hainque@adacore.com>
9057 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9058 instead of bare conversion to cast const-ness away.
9060 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9062 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9063 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9064 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9065 (TARGET_FUNCTION_VALUE): Define.
9067 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9069 * config/rs6000/rs6000.c (processor_target_table): Add
9070 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9072 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9075 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9076 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9077 m32c_legitimize_reload_address.
9079 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9081 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9082 DECL_IN_SYSTEM_HEADER in sync.
9084 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9086 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9087 * tree-ssa-pre.c (pre_expr_eq): Ditto
9088 (get_constant_for_value_id): Take a type as an argument.
9089 (fully_constant_expression): Pass in type.
9090 (find_or_generate_expression): Short circuit constant case.
9091 (create_expression_by_pieces): Remove special casing of
9093 (do_regular_insertion): Short circuit constant case.
9094 (do_partial_partial_insertion): Ditto.
9096 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9099 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9101 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9103 * config/xtensa/libgcc-xtensa.ver: New file.
9104 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9106 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9108 * df-problems.c (df_set_note): Avoid C++ keywords.
9109 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9110 * dse.c (record_store, remove_useless_values): Likewise.
9111 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9112 gen_reg_rtx_offset, operand_subword, change_address_1,
9113 change_address, adjust_address_1, offset_address,
9114 widen_memory_access, emit_copy_of_insn_after): Likewise.
9115 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9116 * fwprop.c (should_replace_address, propagate_rtx_1,
9117 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9119 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9120 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9121 * lcm.c (compute_insert_delete, pre_edge_lcm,
9122 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9123 * lower-subreg.c (resolve_reg_notes): Likewise.
9124 * mode-switching.c (optimize_mode_switching): Likewise.
9126 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9128 * bt-load.c (add_btr_def, migrate_btr_def,
9129 branch_target_load_optimize): Avoid C++ keywords.
9130 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9132 * combine.c (subst, simplify_set, make_extraction,
9133 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9134 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9135 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9137 2008-07-15 Richard Guenther <rguenther@suse.de>
9140 * c-common.c (strict_aliasing_warning): Do not warn for
9141 TYPE_REF_CAN_ALIAS_ALL pointers.
9142 (c_common_get_alias_set): may_alias types are not special.
9143 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9144 attribute and set can_ref_all accordingly.
9145 (build_reference_type_for_mode): Likewise.
9146 * doc/extend.texi (may_alias): Clarify.
9148 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9151 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9152 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9154 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9157 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9158 gcc_assert, instead call output_operand_lossage.
9160 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9162 * builtins.c (std_canonical_va_list): Treat structure based
9165 2008-07-15 Ben Elliston <bje@au.ibm.com>
9167 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9169 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9171 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9174 2008-07-14 Jan Hubicka <jh@suse.cz>
9176 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9177 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9178 fix predicates and constraints.
9179 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9180 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9182 2008-07-14 Doug Kwan <dougkwan@google.com>
9184 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9185 additional option file arm/eabi.opt.
9186 * config/arm/eabi.h (File): New configuration file for EABI targets.
9187 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9188 SUBSUBTARGET_EXTRA_SPECS.
9189 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9190 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9191 from STARTFILE_SPEC so that it can be referenced in an override.
9192 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9193 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9194 can be referenced in an override.
9195 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9196 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9197 so that it can be referenced in an override.
9198 (LINK_SPEC): Use BPABI_LINK_SPEC.
9199 * config/arm/eabi.opt (File): New.
9201 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9203 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9204 (FIXED_VALUE_H): New variable.
9205 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9206 input.h, fixed-value.h.
9207 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9208 (BASIC_BLOCK_H): Use $(BITMAP_H).
9209 (FUNCTION_H): Add varray.h.
9210 (IPA_REFERENCE_H): Use $(BITMAP_H).
9211 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9212 (DF_H): Use $(BITMAP_H).
9213 (GGC_H): Add statistics.h.
9215 (INSN_ATTR_H): Use it.
9216 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9218 (SYMTAB_H): Add $(OBSTACK_H).
9219 (CPP_INTERNAL_H): New.
9220 (TREE_DUMP_H): Add tree-pass.h.
9221 (TREE_FLOW_H): Use $(BITMAP_H)
9222 (PRETTY_PRINT_H): Use $(INPUT_H).
9223 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9226 (many object files): Fix lots of header dependencies throughout.
9228 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9230 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9232 (s-gtyp-input): Use them to write tmp-gi.list.
9233 (echo_to_gi.list): Remove.
9235 2008-07-14 Richard Guenther <rguenther@suse.de>
9237 * tree-ssa-sccvn.c (pre_info): Remove.
9238 (switch_to_PRE_table): Likewise.
9239 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9240 (set_hashtable_value_ids): Do not create value-ids for the
9242 (run_scc_vn): Remove double test. Remove bogus special-case
9243 in value-number printing.
9244 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9245 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9247 * tree-flow-inline.h (get_value_handle): Remove.
9248 * tree-flow.h (get_value_handle): Remove.
9250 2008-07-14 Martin Jambor <mjambor@suse.cz>
9252 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9253 in which we generate arithmetics is not a subrange.
9255 2008-07-14 Martin Jambor <mjambor@suse.cz>
9257 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9259 2008-07-14 Richard Guenther <rguenther@suse.de>
9261 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9263 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9266 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9267 reload for symbol refs moved to r0 with -fPIC.
9268 (legitimize_pic_address): Use the target register as temporary
9270 (emit_symbolic_move): Adjust comment.
9271 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9274 2008-07-14 Ben Elliston <bje@au.ibm.com>
9276 * c-common.h (C_CPP_HASHNODE): New macro.
9277 * coretypes.h (struct cpp_token): Forward declare.
9278 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9279 the context-sensitive keyword method.
9280 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9281 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9282 expand_bool_pixel): New.
9283 (altivec_categorize_keyword): New function.
9284 (init_vector_keywords): New function.
9285 (rs6000_macro_to_expand): Likewise.
9286 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9287 compiling an ISO C dialect.
9289 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9291 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9292 (create_expression_by_pieces): Fix typo.
9293 (do_regular_insertion): Use debug counter here too.
9295 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9298 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9299 CONST_OK_FOR_LETTER_P. All port-local users changed.
9300 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9301 implement Kp matching power-of-two.
9302 (CONSTRAINT_LEN): Define to match.
9303 * config/cris/cris.md: Replace all use of constraint K with Kc.
9304 ("*btst*): Use Kp for operand 0 of last alternative.
9306 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9309 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9312 2008-07-13 Jan Hubicka <jh@suse.cz>
9314 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9317 2008-07-13 Richard Guenther <rguenther@suse.de>
9320 * langhooks.c (lhd_print_error_function): Deal with recursive
9323 2008-07-12 Jan Hubicka <jh@suse.cz>
9325 * cgraph.c (assembler_name_hash): New static var.
9326 (hash_node_by_assembler_name, eq_assembler_name): New.
9327 (cgraph_node_for_asm): Use hashtable.
9328 (cgraph_remove_node): Maintain hashtable.
9329 (change_decl_assembler_name): Sanity check that names are not changing
9330 after aliasing was processed.
9331 * cgraph.h (varpoon_node): Add next GGC marker.
9332 * tree.c (decl_assembler_name_equal): Constify.
9333 (decl_assembler_name_hash): New.
9334 * tree.h (decl_assembler_name_equal): Constify.
9335 (decl_assembler_name_hash): Update.
9337 2008-07-12 David Daney <ddaney@avtrex.com>
9339 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9342 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9344 * doc/md.texi: Document the MIPS "v" constraint.
9345 * config/mips/mips.h (reg_class): Revert last change.
9346 (REG_CLASS_NAMES): Likewise.
9347 (REG_CLASS_CONTENTS): Likewise.
9348 * config/mips/mips.c (mips_regno_to_class): Likewise.
9349 * config/mips/constraints.md (v): Likewise, but add documentation.
9350 Add a comment to say that this constraint should not be used in
9353 2008-07-11 DJ Delorie <dj@redhat.com>
9355 * config/h8300/h8300.md (length): Fix branch offset limit.
9357 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9359 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9360 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9361 (avr_hard_regno_scratch_ok): New function.
9362 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9363 * config/avr/avr.md (all peepholes that request a scratch register):
9364 Remove avr_peep2_scratch_safe use.
9366 2008-07-11 Tom Tromey <tromey@redhat.com>
9367 Ian Lance Taylor <iant@google.com>
9369 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9370 (struct c_common_resword): Define.
9371 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9372 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9373 (c_common_reswords, num_c_common_reswords): Declare.
9374 * c-common.c (c_common_reswords): New global const array.
9375 (num_c_common_reswords): New const int.
9376 * c-parser.c (struct resword, reswords): Don't define.
9377 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9378 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9379 than reswords. If warning about C++ keywords, give them a special
9381 (c_lex_one_token): Warn about C++ keywords. Call
9382 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9383 (c_parser_external_declaration): Look for RID_xxx rather than
9384 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9385 (c_parser_statement_after_labels): Likewise.
9386 (c_parser_objc_class_instance_variables): Likewise.
9387 (c_parser_objc_class_declaration): Likewise.
9388 (c_parser_objc_try_catch_statement): Likewise.
9389 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9390 (declspecs_add_type): Likewise.
9392 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9394 * ggc-page.c (alloc_page):
9395 Substituting xmalloc, xcalloc with
9396 XNEWVEC and XCNEWVAR macros which add the
9399 2008-07-11 Richard Guenther <rguenther@suse.de>
9401 PR tree-optimization/36765
9402 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9403 aliases from HEAP vars to SMTs.
9405 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9407 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9408 * configure.ac (loose_warn): Move -Wc++-compat from here...
9409 (strict_warn): ...to here.
9410 * configure: Regenerate.
9412 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9414 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9415 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9416 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9417 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9418 excluding more specific h8300-*-* and sh-*-* targets.
9420 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9422 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9424 (execute_pre): Call loop_optimizer_finalize in early exit.
9426 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9429 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9430 uids in the bitmap, not just VAR_DECL uids.
9432 PR rtl-optimization/36419
9433 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9434 (combine_stack_adjustments_for_block): Call it if needed. Delete
9436 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9437 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9438 prologue sp adjustment.
9440 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9443 * opts.c (print_ignored_options): Report postponed diagnostics for
9444 unknown -Wno-* options as warnings, not errors.
9445 (postpone_unknown_option_error): Renamed to...
9446 (postpone_unknown_option_warning): ... this.
9448 2008-07-09 Doug Kwan <dougkwan@google.com>
9451 2008-07-08 Doug Kwan <dougkwan@google.com>
9453 * config/arm/arm.opt (mandroid): New option.
9454 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9455 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9457 (CC1PLUS_SPEC): Same.
9459 (STARTFILE_SPEC): Same.
9460 (ENDFILE_SPEC): Same.
9461 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9464 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9467 * config/mips/mips.h (reg_class): Remove V1_REG.
9468 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9469 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9471 (mips_get_tp): New function.
9472 (mips_legitimize_tls_address): Use it.
9473 * config/mips/constraints.md (v): Delete.
9474 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9475 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9476 After reload, split into a move and ...
9477 (*tls_get_tp_<mode>_split): ...this new instruction.
9479 2008-07-09 David Daney <ddaney@avtrex.com>
9481 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9483 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9485 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9486 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9488 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9489 htab_delete should be called. Don't free c.
9490 (lookup_tmp_var): Create temp_htab lazily.
9491 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9492 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9494 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9495 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9496 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9497 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9498 * tree-sra.c (generate_element_init): Likewise.
9499 * tree-mudflap.c (execute_mudflap_function_ops,
9500 execute_mudflap_function_decls): Likewise.
9501 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9502 * tree-gimple.h (struct gimplify_ctx): New type.
9503 (push_gimplify_context): Adjust prototype.
9505 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9507 * tree-ssa-pre.c (phi_translate_1): Update placement of
9510 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9512 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9513 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9514 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9515 * targhooks.c (default_hard_regno_scratch_ok): New function.
9516 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9517 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9518 * recog.c: Include "target.h".
9519 (peep2_find_free_register): Add check for global regs. Add target
9521 * Makefile.in (recog.o): Depend on target.h.
9523 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9525 * config/sh/sh.c (sh_canonical_va_list_type): New.
9526 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9528 2008-07-09 Raksit Ashok <raksit@google.com>
9530 * doc/invoke.texi (Option Summary): Mention new option
9531 -Wdisallowed-function-list=...
9532 (Warning Options): Document -Wdisallowed-function-list=...
9533 * common.opt (Wdisallowed-function-list=): New flag.
9534 * flags.h (warn_disallowed_functions): External definition of new
9535 boolean warning flag.
9536 (warn_if_disallowed_function_p): Declare new function.
9537 * opts.c (warning_disallowed_functions): New static variable.
9538 (warn_disallowed_functions): New boolean warning flag.
9539 (warn_if_disallowed_function_p): New function.
9540 (add_comma_separated_to_vector): Rename
9541 add_instrument_functions_exclude_list to this.
9542 (common_handle_option): Handle new option. Rename calls to
9543 add_instrument_functions_exclude_list into calls to
9544 add_comma_separated_to_vector.
9545 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9546 based on flag warn_disallowed_functions.
9548 2008-07-09 Christian Bruel <christian.bruel@st.com>
9550 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9551 instead of get_attr_length.
9553 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9555 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9557 * genemit.c (gen_insn): Likewise.
9558 * gengtype.c (note_def_vec): Likewise.
9559 * gengtype.h (note_def_vec): Likewise.
9560 * genoutput.c (struct data, output_insn_data, process_template,
9561 gen_expand, gen_split, note_constraint): Likewise.
9562 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9563 make_insn_sequence): Likewise.
9564 * gensupport.c (record_insn_name): Likewise.
9566 2008-07-08 Doug Kwan <dougkwan@google.com>
9568 * config/arm/arm.opt (mandroid): New option.
9569 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9570 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9572 (CC1PLUS_SPEC): Same.
9574 (STARTFILE_SPEC): Same.
9575 (ENDFILE_SPEC): Same.
9576 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9579 2008-07-08 Raksit Ashok <raksit@google.com>
9581 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9582 (set_storage_via_setmem): Fix expected_align parameter.
9583 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9584 missing from the list.
9585 * doc/md.texi (movmem): Explicitly state that expected alignment is
9586 to be expressed in bytes.
9587 (setmem): Explicitly state that expected alignment is to be expressed
9590 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9592 * reload.c (find_reloads_subreg_address): Do not require validity
9593 of address in original mode before reloading address.
9595 2008-07-07 Tianwei Sheng <tianweis@google.com>
9597 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9598 bounds array access.
9600 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9602 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9604 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9606 Fix PR tree-optimization/23455
9607 Fix PR tree-optimization/35286
9608 Fix PR tree-optimization/35287
9609 * Makefile.in (OBJS-common): Remove tree-vn.o.
9610 (tree-vn.o): Remove.
9611 * dbgcnt.def: Add treepre_insert debug counter.
9612 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9613 (debug_value_expressions): Ditto.
9614 (print_value_expressions): Ditto.
9615 * tree-pretty-print.c (dump_generic_node): Updated for
9616 VALUE_HANDLE removal.
9617 * tree-ssa-dom.c (record_equality): Ditto.
9618 (cprop_operand): Ditto.
9619 (lookup_avail_expr): Ditto.
9620 * tree-ssa-threadedge.c
9621 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9622 (simplify_control_stmt_condition): Ditto.
9623 * tree.c (tree_code_size): Ditto.
9624 (tree_node_structure): Ditto.
9625 (iterative_hash_expr): Ditto.
9627 * tree.h (VALUE_HANDLE_ID): Ditto.
9628 (VALUE_HANDLE_EXPR_SET): Ditto.
9629 (struct tree_value_handle): Ditto.
9630 (union tree_node): Ditto.
9631 * treestruct.def: Ditto.
9632 * tree-vn.c: Removed.
9633 * tree-ssa-pre.c: Rewritten entirely.
9634 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9635 (constant_value_ids): Ditto.
9636 (vn_nary_op_t): Moved to header.
9638 (vn_reference_op_t): Ditto
9639 (vn_reference_t): Ditto.
9640 (next_value_id): New variable.
9641 (VN_INFO): Add an assert.
9642 (vn_constant_eq): New function.
9643 (vn_constant_hash): Ditto.
9644 (get_or_alloc_constant_value_id): Ditto.
9645 (value_id_constant_p): Ditto.
9646 (vn_reference_compute_hash): De-staticify.
9647 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9648 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9649 (valueize_refs): Update opcode if it changes from ssa name to constant.
9650 (vn_reference_lookup_1): Add new argument.
9651 (vn_reference_lookup): Ditto.
9652 (vn_reference_lookup_pieces): New function.
9653 (vn_reference_insert): Add return type. Modify to deal with value ids.
9654 (vn_reference_insert_pieces): New function.
9655 (vn_nary_op_compute_hash): De-staticify.
9656 (vn_nary_op_eq): Ditto.
9657 (vn_nary_op_lookup_pieces): New function.
9658 (vn_nary_op_lookup): Add new argument.
9659 (vn_nary_op_insert_pieces): New function.
9660 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9661 (vn_phi_insert): Ditto.
9662 (visit_unary_op): Update for callee changes.
9663 (visit_binary_op): Ditto.
9664 (visit_reference_op_load): Ditto.
9665 (visit_reference_op_store): Ditto.
9666 (init_scc_vn): Init next_value_id, constant_to_value_id and
9668 (free_scc_vn): Free them.
9669 (set_hashtable_value_ids): New function.
9670 (run_scc_vn): Use it.
9671 (get_max_value_id): New function.
9672 (get_next_value_id): Ditto.
9673 (expressions_equal_p): Moved from tree-vn.c
9674 (sort_vuses): Ditto.
9675 (sort_vuses_heap): Ditto.
9676 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9678 * tree.c (iterative_hash_hashval_t): Made non-static
9679 * tree.h (iterative_hash_hashval_t): Declare it.
9681 2008-07-08 Martin Jambor <mjambor@suse.cz>
9683 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9684 instead of ipa_create_node_params.
9685 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9686 ipa_check_create_edge_args, free them with
9687 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9689 * ipa-prop.c: Include flags.h and tree-inline.h.
9690 (ipa_node_params_vector): New variable.
9691 (ipa_edge_args_vector): New variable.
9692 (edge_removal_hook_holder): New variable.
9693 (node_removal_hook_holder): New variable.
9694 (edge_duplication_hook_holder): New variable.
9695 (node_duplication_hook_holder): New variable.
9696 (ipa_detect_param_modifications): Check for presence of modified flags.
9697 (ipa_compute_jump_functions): Check for presence of jump functions.
9698 (ipa_free_edge_args_substructures): New function.
9699 (ipa_create_node_params): Removed.
9700 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9701 (ipa_free_node_params_substructures): New function.
9702 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9704 (ipa_edge_removal_hook): New function.
9705 (ipa_node_removal_hook): New function.
9706 (duplicate_array): New function.
9707 (ipa_edge_duplication_hook): New function.
9708 (ipa_node_duplication_hook): New function.
9709 (ipa_register_cgraph_hooks): New function.
9710 (ipa_unregister_cgraph_hooks): New function.
9711 (free_all_ipa_structures_after_ipa_cp): New function.
9713 * ipa-prop.h: Include vec.h.
9714 (ipa_node_params_t): New typedef with vector types for it.
9715 (ipa_edge_args_t): New typedef with vector types for it.
9716 (IPA_NODE_REF): Changed to access an on-the-side vector.
9717 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9718 (ipa_check_create_node_params): New function.
9719 (ipa_check_create_edge_args): New function.
9721 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9724 2008-07-07 Tom Tromey <tromey@redhat.com>
9726 * configure, config.in: Rebuilt.
9727 * configure.ac: Don't check for scandir or alphasort.
9729 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9731 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9732 types immediately after creating them.
9734 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9736 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9738 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9740 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9741 dump_constraint_graph.
9742 (dump_constraint_edge): New function.
9743 (dump_constraint_graph): New function.
9744 (debug_constraint_graph): New function.
9745 (dump_constraint): Removed useless comparison.
9746 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9747 (dump_constraint_graph): Declare.
9748 (debug_constraint_graph): Declare.
9749 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9751 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9753 * config/i386/i386.c (is_va_list_char_pointer): New.
9754 (ix86_va_start): Replace compare with ms_va_list_type_node
9755 by is_va_list_char_pointer.
9756 (ix86_gimplify_va_arg): Likewise.
9758 2008-07-07 Martin Jambor <mjambor@suse.cz>
9760 * cgraph.c (cgraph_edge_max_uid): New variable.
9761 (struct cgraph_edge_hook_list): New type.
9762 (struct cgraph_node_hook_list): New type.
9763 (struct cgraph_2edge_hook_list): New type.
9764 (struct cgraph_2node_hook_list): New type.
9765 (first_cgraph_edge_removal_hook): New variable.
9766 (first_cgraph_node_removal_hook): New variable.
9767 (first_cgraph_edge_duplicated_hook): New variable.
9768 (first_cgraph_node_duplicated_hook): New variable.
9769 (cgraph_add_edge_removal_hook): New function.
9770 (cgraph_remove_edge_removal_hook): New function.
9771 (cgraph_call_edge_removal_hooks): New function.
9772 (cgraph_add_node_removal_hook): New function.
9773 (cgraph_remove_node_removal_hook): New function.
9774 (cgraph_call_node_removal_hooks): New function.
9775 (cgraph_add_edge_duplication_hook): New function.
9776 (cgraph_remove_edge_duplication_hook): New function.
9777 (cgraph_call_edge_duplication_hooks): New function.
9778 (cgraph_add_node_duplication_hook): New function.
9779 (cgraph_remove_node_duplication_hook): New function.
9780 (cgraph_call_node_duplication_hooks): New function.
9781 (cgraph_create_edge): Assign to edge uid.
9782 (cgraph_remove_edge): Call edge removal hooks.
9783 (cgraph_node_remove_callees): Call edge removal hooks.
9784 (cgraph_node_remove_callers): Call edge removal hooks.
9785 (cgraph_remove_node): Call node removal hooks.
9786 (cgraph_clone_edge): Call edge duplication hooks.
9787 (cgraph_clone_node): Call node duplication hooks.
9789 * cgraph.h (cgraph_edge): New field uid.
9790 (cgraph_edge_hook): New type.
9791 (cgraph_node_hook): New type.
9792 (cgraph_2edge_hook): New type.
9793 (cgraph_2node_hook): New type.
9795 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9797 * config.in: Regenerate.
9799 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9801 * gcc.c (print_sysroot): New.
9802 (option_map, display_help, process_command): Handle the
9803 -print-sysroot option.
9804 (main): Print the sysroot if requested.
9805 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9807 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9810 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9812 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9814 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9815 (assign_parm_setup_block_p): Also check mode of entry_parm.
9817 2008-07-07 Richard Guenther <rguenther@suse.de>
9819 * tree-ssa-structalias.h (set_used_smts): Remove.
9820 * tree-ssa-structalias.c (used_smts): Likewise.
9821 (set_used_smts): Likewise.
9822 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9823 call to set_used_smts.
9825 2008-07-07 Richard Guenther <rguenther@suse.de>
9827 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9828 (new_var_info): Set it to false.
9829 (solution_set_add): Correctly handle pointers outside a var and
9831 (type_safe): Treat variables with is_full_var properly.
9832 (do_sd_constraint): Likewise.
9833 (do_ds_constraint): Likewise.
9834 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9835 (get_constraint_for_ptr_offset): New function.
9836 (get_constraint_for_component_ref): For addresses at least include
9837 the last field of the variable. Handle is_full_vars properly.
9838 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9839 (handle_ptr_arith): Remove.
9840 (find_func_aliases): Simplify assignment handling.
9841 (create_function_info_for): For parameter and result varinfos set
9843 (create_variable_info_for): Set is_full_var flag whenever we
9844 just created a single varinfo for a decl.
9845 (init_alias_vars): Initialize use_field_sensitive from
9846 max-fields-for-field-sensitive parameter.
9848 2008-07-07 Richard Guenther <rguenther@suse.de>
9850 PR tree-optimization/36713
9851 * tree-flow-inline.h (is_call_used): New function.
9852 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9853 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9854 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9856 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9858 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9860 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9862 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9864 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9865 Nathan Sidwell <nathan@codesourcery.com>
9867 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9868 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9870 * config/m68k/t-linux: New.
9871 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9874 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9876 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9877 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9880 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9882 * gcc.c (execute): Fix -Wc++-compat warning.
9884 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9887 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
9888 constant for little endian.
9890 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
9892 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
9893 mips_base_mips16 instead of TARGET_MIPS16.
9894 (mips_base_mips16): Declare.
9895 * config/mips/mips.c (mips_base_mips16): Make global.
9896 (was_mips16_p): Remove GTY marker.
9897 (was_mips16_pch_p): New variable.
9898 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
9899 (mips_override_options): Force to non-MIPS16 mode initially.
9900 Do not complain about MIPS16 PIC incompatibilities here.
9901 Only allow -mgpopt if -mexplicit-relocs is in force for
9904 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
9906 * configure.ac: Check for caddr_t, define to char * if not defined.
9907 * configure: Regenerate.
9908 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
9909 (mmap_gt_pch_use_address): Likewise.
9910 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
9912 2008-07-06 Richard Guenther <rguenther@suse.de>
9914 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
9915 (new_var_info): Deal with it.
9916 (solution_set_add): Likewise.
9917 (bitpos_of_field): Make signed, fix.
9918 (struct fieldoff): Remove type and decl fields. Make size field
9919 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
9921 (fieldoff_compare): Deal with it.
9922 (push_fields_onto_fieldstack): Remove has_union argument, glob
9923 adjacent non-pointer fields together.
9924 (create_function_info_for): Do not set has_union.
9925 (create_variable_info_for): Simplify.
9927 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
9929 * config.gcc (extra_headers): Add cross-stdarg.h for target
9930 x86_64-*-* and i?86-*-*.
9931 * config/i386/cross-stdarg.h: New.
9932 * builtins.c (std_fn_abi_va_list): New.
9933 (std_canonical_va_list_type): New.
9934 (stabilize_va_list): Replace va_list_type_node use by
9935 mtarget.canonical_va_list_type.
9936 (gimplify_va_arg_expr): Likewise.
9937 (expand_builtin_va_copy): Replace va_list_type_node use by
9938 mtarget.fn_abi_va_list.
9939 * tree-sra.c (is_va_list_type): New helper.
9940 (decl_can_be_decomposed_p): Replace
9941 va_list_type_node use by is_va_list_type.
9942 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
9943 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9944 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
9945 * config/i386/i386-protos.h (ix86_get_valist_type): New.
9946 (ix86_enum_va_list): New.
9947 * config/i386/i386.c (sysv_va_list_type_node): New.
9948 (ms_va_list_type_node): New.
9949 (ix86_function_type_abi): Remove sorry.
9950 (ix86_build_builtin_va_list_abi): New.
9951 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
9953 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
9954 (ix86_init_builtins_va_builtins_abi): New.
9955 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
9957 (ix86_handle_abi_attribute): New.
9958 (attribute_spec): Add sysv_abi and ms_abi.
9959 (ix86_fn_abi_va_list): New.
9960 (ix86_canonical_va_list_type): New.
9961 (ix86_enum_va_list): New.
9962 (TARGET_FN_ABI_VA_LIST): New.
9963 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9964 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
9965 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
9966 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9967 (TARGET_ENUM_VA_LIST): New.
9968 * expr.h (std_fn_abi_va_list): New.
9969 (std_canonical_va_list_type): New.
9970 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
9971 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9972 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
9973 TARGET_CANONICAL_VA_LIST_TYPE.
9974 * target.h (struct gcc_target): Add fn_abi_va_list hook
9975 and canonical_va_list_type hook.
9977 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9979 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
9980 integral and pointer types.
9982 2008-07-04 Roger Sayle <roger@eyesopen.com>
9984 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
9985 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
9987 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
9990 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
9992 2008-07-04 Jakub Jelinek <jakub@redhat.com>
9994 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
9995 build_gimple_modify_stmt.
9996 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
9997 gimple operand. Use fold_build* instead of build*.
9999 2008-07-04 Richard Guenther <rguenther@suse.de>
10001 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10002 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10003 properly to compute the reachability set if we do field-sensitive PTA.
10004 * invoke.texi (max-fields-for-field-sensitive): Document default.
10005 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10006 100 for optimize >= 2.
10008 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10010 * ggc-zone.c (lookup_page_table_if_allocated,
10011 set_page_table_entry, zone_find_object_size, alloc_small_page,
10012 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10013 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10014 -Wc++-compat and/or -Wcast-qual warnings.
10016 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10019 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10020 pic_offset_table_rtx to be marked as used here.
10021 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10022 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10023 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10024 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10025 !TARGET_SECURE_PLT.
10027 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10029 * alloc-pool.c (hash_descriptor, eq_descriptor,
10030 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10031 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10033 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10034 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10035 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10036 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10039 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10041 * tree-flow.h (loop_only_exit_p): Declare.
10042 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10043 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10044 the number of iterations if it is constant. Otherwise, if this is the
10045 only possible exit of the loop, use the conservative estimate on the
10046 number of iterations of the entire loop if available.
10048 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10050 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10051 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10052 Add synchronization functions.
10053 * config/sync.c: New file.
10054 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10055 (LIBGCC_SYNC_CFLAGS): Likewise.
10057 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10060 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10061 (*pushtf_sse): New insn pattern.
10062 (pushtf splitters): New splitters.
10064 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10066 PR middle-end/35736
10067 * predict.c (build_predict_expr): Use void_type_node for the tree
10068 type, instead of NULL_TREE.
10070 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10072 * config/i386/i386.c (contains_aligned_value_p): Return true
10074 (ix86_data_alignment): Align TCmode to 128bits.
10075 (ix86_local_alignment): Likewise.
10077 2008-07-03 Andrew Haley <aph@redhat.com>
10080 * vec.h (VEC_TA): New.
10081 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10082 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10083 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10084 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10085 (C_COMMON_FIXED_TYPES): Remove first arg.
10086 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10087 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10088 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10089 not to use empty macro arguments.
10091 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10093 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10094 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10095 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10096 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10097 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10098 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10099 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10100 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10101 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10102 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10103 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10104 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10105 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10106 config/rs6000/e500crtres64gpr.asm,
10107 config/rs6000/e500crtres64gprctr.asm,
10108 config/rs6000/e500crtrest32gpr.asm,
10109 config/rs6000/e500crtrest64gpr.asm,
10110 config/rs6000/e500crtresx32gpr.asm,
10111 config/rs6000/e500crtresx64gpr.asm,
10112 config/rs6000/e500crtsav32gpr.asm,
10113 config/rs6000/e500crtsav64gpr.asm,
10114 config/rs6000/e500crtsav64gprctr.asm,
10115 config/rs6000/e500crtsavg32gpr.asm,
10116 config/rs6000/e500crtsavg64gpr.asm,
10117 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10118 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10119 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10120 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10121 config/sparc/sol2-cn.asm: Remove .file directives.
10123 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10125 * resource.c (mark_referenced_resources): Look inside
10126 UNSPEC_VOLATILEs and ASM_INPUTs.
10128 2008-07-02 Ian Lance Taylor <iant@google.com>
10130 * rtlanal.c (add_reg_note): New function.
10131 * rtl.h (add_reg_note): Declare.
10132 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10133 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10134 * builtins.c (expand_builtin_longjmp): Likewise.
10135 (expand_builtin_nonlocal_goto): Likewise.
10136 * calls.c (emit_call_1, expand_call): Likewise.
10137 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10138 * cfglayout.c (fixup_reorder_chain): Likewise.
10139 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10140 (commit_one_edge_insertion): Likewise.
10141 * combine.c (move_deaths, distribute_notes): Likewise.
10142 * df-problems.c (df_set_note): Likewise.
10143 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10144 (set_unique_reg_note): Likewise.
10145 (emit_copy_of_insn_after): Likewise.
10146 * expr.c (expand_expr_real): Likewise.
10147 * gcse.c (add_label_notes): Likewise.
10148 * haifa-sched.c (create_check_block_twin): Likewise.
10149 * jump.c (mark_jump_label_1): Likewise.
10150 * loop-doloop.c (add_test, doloop_modify): Likewise.
10151 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10152 * lower-subreg.c (move_eh_region_note): Likewise.
10153 * optabs.c (emit_libcall_block): Likewise.
10154 * predict.c (predict_insn): Likewise.
10155 (combine_predictions_for_insn): Likewise.
10156 * recog.c (peephole2_optimize): Likewise.
10157 * regmove.c (try_auto_increment): Likewise.
10158 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10159 * reload.c (find_reloads): Likewise.
10160 * reload1.c (fixup_eh_region_note): Likewise.
10161 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10162 * reorg.c (delete_prior_computation): Likewise.
10163 (delete_computation, dbr_schedule): Likewise.
10164 * config/pa/pa.c (legitimize_pic_address): Likewise.
10165 * config/sh/sh.c (sh_reorg): Likewise.
10167 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10170 * config/libgcc-glibc.ver: Add %exclude.
10171 * config/m32r/libgcc-glibc.ver: Likwise.
10172 * config/s390/libgcc-glibc.ver: Likwise.
10173 * config/sh/libgcc-glibc.ver: Likwise.
10174 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10176 * config/i386/libgcc-glibc.ver: New.
10178 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10180 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10182 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10183 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10184 i[34567]86-*-linux*, x86_64-*-linux*. Add
10185 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10186 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10187 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10188 i[34567]86-*-linux*, x86_64-*-linux*.
10190 * libgcc-std.ver: Add empty GCC_4.4.0.
10192 * mkmap-symver.awk: Support multiple versions per symbol.
10194 * config/i386/i386.c (ix86_init_builtins): Always define
10195 __builtin_fabsq and __builtin_copysignq with fallbacks.
10196 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10197 and __builtin_copysignq if SSE2 isn't available.
10199 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10200 (LIBGCC2_TF_CEXT): Likwise.
10201 (TF_SIZE): Likwise.
10203 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10205 * config/i386/sfp-machine.h: Moved to libgcc.
10207 * config/i386/sfp-machine.h: New.
10208 * config/i386/t-linux: Likwise.
10210 * config/i386/t-darwin: Remove softfp_wrap_start and
10212 * config/i386/t-darwin64: Likewise.
10214 * config/i386/t-fprules-softfp64: Renamed to ...
10215 * config/i386/t-fprules-softfp: This.
10217 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10218 and softfp_wrap_end.
10220 2008-07-02 Jason Merrill <jason@redhat.com>
10222 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10224 * tree.c (ctor_to_list): New fn.
10225 * tree.h: Declare it.
10226 (CONSTRUCTOR_ELT): New macro.
10227 (CONSTRUCTOR_NELTS): New macro.
10229 2008-07-02 Richard Guenther <rguenther@suse.de>
10231 * tree-ssa-structalias.c (struct variable_info): Reorder
10232 to fill padding on 64bit hosts. Make collapsed_to an int.
10233 (get_varinfo_fc): Deal with that.
10234 (new_var_info): Likewise.
10235 (collapse_rest_of_var): Likewise.
10237 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10239 * doc/install.texi (--enable-java-home): Document.
10240 (--enable-aot-compile-rpm): Likewise.
10241 (--with-arch-directory): Likewise.
10242 (--with-os-directory): Likewise.
10243 (--with-origin-name): Likewise.
10244 (--with-arch-suffix): Likewise.
10245 (--with-jvm-root-dir): Likewise.
10246 (--with-jvm-jar-dir): Likewise.
10247 (--with-python-dir): Likewise.
10249 2008-07-02 Richard Guenther <rguenther@suse.de>
10251 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10252 from decls explicitly. Merge operand checking from tuples.
10254 2008-07-02 Martin Jambor <mjambor@suse.cz>
10256 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10258 2008-07-02 Martin Jambor <mjambor@suse.cz>
10260 * tree-switch-conversion.c: Included timevar.h
10261 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10263 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10265 2008-07-02 Martin Jambor <mjambor@suse.cz>
10267 * tree-switch-conversion.c: Corrected various comments and
10269 (build_constructors): Fixed minor formatting mistakes.
10271 * invoke.texi (Optimize Options): Corrected the
10272 switch-conversion-max-branch-ratio parameter.
10274 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10276 * final.c (asm_insn_count): Return zero for an empty asm body.
10278 2008-07-02 Richard Guenther <rguenther@suse.de>
10280 * bitmap.h (bitmap_set_bit): Return bool.
10281 (bitmap_clear_bit): Likewise.
10282 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10283 write to the bitmap if it would.
10284 (bitmap_clear_bit): Likewise.
10285 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10286 bitmap_set_bit return value.
10287 (add_pred_graph_edge): Likewise.
10288 (add_graph_edge): Likewise.
10289 (do_sd_constraint): Likewise.
10290 (do_ds_constraint): Likewise.
10292 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10294 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10295 Fix -Wc++-compat and/or -Wcast-qual warnings.
10296 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10297 gen_regparm_prefix): Likewise.
10298 * vmsdbgout.c (write_modbeg, lookup_filename,
10299 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10301 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10303 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10304 defaults.h definition apply.
10306 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10308 * function.c (assign_parm_remove_parallels): New.
10309 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10311 (assign_parm_setup_block): Do not handle them.
10312 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10313 assign_parm_remove_parallels.
10315 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10317 * c-typeck.c (convert_for_assignment): Use
10318 vector_targets_convertible_p.
10319 * c-common.c (vector_targets_convertible_p): New.
10320 * c-common.h (vector_targets_convertible_p): New prototype.
10321 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10322 opaque_p_V2SI_type_node.
10324 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10326 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10329 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10331 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10332 TFmode constants via two element DImode vector for hosts with
10333 HOST_BITS_PER_WIDE_INT < 64.
10334 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10335 also for HOST_BITS_PER_WIDE_INT < 64.
10337 2008-07-01 Richard Guenther <rguenther@suse.de>
10339 PR tree-optimization/36666
10340 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10341 (get_constraint_exp_from_ssa_var): Split into ...
10342 (get_constraint_exp_for_temp): ... this ...
10343 (get_constraint_for_ssa_var): ... and that.
10344 Return constraint expressions for all touched sub-fields
10345 if the results address is not taken.
10346 (process_constraint): Remove assertion that aggregate
10347 assignments do not happen at this place.
10348 (get_constraint_for_component_ref): Add address_p argument.
10349 Return constraint expressions for all touched sub-fields
10350 if the results address is not taken.
10351 (do_deref): Use get_constraint_exp_for_temp.
10352 (get_constraint_for_1): Rename from ...
10353 (get_constraint_for): ... this. Add the old function as wrapper.
10354 (do_structure_copy): Use get_constraint_for_1.
10356 2008-07-01 Martin Jambor <mjambor@suse.cz>
10358 * Makefile.in (tree-switch-conversion.o): Add.
10359 (OBJS-common): Add tree-swtch-conversion.o.
10360 * passes.c (init_optimization_passes): Add pass_convert_switch.
10361 * tree-pass.h: (pass_convert_switch): Add.
10362 * tree-switch-conversion.c: New file.
10363 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10364 * common.opt (ftree-cswtch): New option.
10365 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10366 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10367 * opts.c (decode_options): Set flag_tree_switch_conversion when
10368 optimization level is >= 2.
10369 * doc/invoke.texi (Optimize Options): Added description of
10370 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10372 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10374 * config/darwin-driver.c (darwin_default_min_version): Fix
10375 -Wc++-compat warnings.
10377 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10379 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10382 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10384 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10386 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10388 PR rtl-optimization/34744
10389 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10390 (df_scan_free_internal): Free data structures not
10391 allocated in storage pools.
10392 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10393 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10394 df_scan_free_mws_vec.
10395 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10398 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10400 * config/i386/i386.c (contains_aligned_value_p): Return true
10402 (ix86_function_arg_boundary): Return its natural boundary
10404 (return_in_memory_32): Don't check TDmode.
10405 (ix86_split_to_parts): Support splitting into 4 parts and
10406 support TFmode for 32bit target.
10407 (ix86_split_long_move): Support splitting into 4 parts.
10408 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10410 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10411 (ix86_init_builtins): Here.
10412 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10413 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10414 'q' and 'w', respectively.
10416 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10418 (movtf_internal): Likewise.
10419 (<code>tf2): Likewise.
10420 (*absnegtf2_sse): Likewise.
10421 (copysign<mode>3): Likewise.
10422 (copysign<mode>3_const): Likewise.
10423 (copysign<mode>3_var): Likewise.
10424 (define_split UNSPEC_COPYSIGN): Likewise.
10425 * config/i386/sse.md (*nandtf3): Likewise.
10426 (<code>tf3): Likewise.
10427 (*<code>tf3): Likewise.
10429 2008-06-30 Joey Ye <joey.ye@intel.com>
10430 H.J. Lu <hongjiu.lu@intel.com>
10432 * global.c (compute_regsets): Set frame_pointer_needed here.
10433 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10435 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10437 * doc/install.texi (specific): Expand Windows build notes.
10439 2008-06-30 Ira Rosen <irar@il.ibm.com>
10441 PR tree-optimization/36648
10442 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10443 number of prolog iterations by step. Fix the comment.
10445 2008-06-30 Richard Guenther <rguenther@suse.de>
10447 PR middle-end/36671
10448 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10449 handle calls from ECF_MALLOC functions.
10450 (handle_pure_call): ECF_MALLOC functions do not return
10452 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10454 2008-06-29 Andreas Schwab <schwab@suse.de>
10456 * config/m68k/m68k.c (print_operand): Always print a float
10458 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10459 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10462 * config/rs6000/x-linux64: Remove never used file.
10464 2008-06-29 Richard Guenther <rguenther@suse.de>
10466 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10468 (struct alias_info): Move ...
10469 * tree-ssa-alias.c: ... here.
10470 (update_alias_info): Declare.
10471 (compute_may_aliases): Call it.
10472 (update_alias_info): New function.
10473 * tree-ssa-structalias.c (update_alias_info): Move ...
10474 * tree-ssa-alias.c (update_alias_info_1): ... here.
10475 * tree-ssa-structalias.c (process_constraint_1): Remove
10476 unused from_call argument. Rename to ...
10477 (process_constraint): ... this. Delete old wrapper.
10478 (make_constraint_to): Adjust callers.
10479 (handle_const_call): Likewise.
10480 (handle_pure_call): Likewise.
10481 (init_base_vars): Likewise.
10482 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10483 (find_func_aliases): We don't need structure copies for
10485 (make_constraint_from_anything): Remove.
10486 (create_variable_info_for): For globals make constraints
10487 from escaped, not from anything.
10488 (compute_points_to_sets): Do not call update_alias_info.
10489 (ipa_pta_execute): Use make_constraint_from.
10491 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10493 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10494 (bitmap.o-warn, dominance.o-warn): New.
10495 * configure.ac (cxx_compat_warn): Delete.
10496 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10497 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10499 * configure: Regenerate.
10501 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10504 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10506 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10507 * df-scan.c (df_notes_rescan): Likewise.
10508 * ggc-page.c (set_page_table_entry): Likewise.
10509 * intl.c (gcc_gettext_width): Likewise.
10510 * varasm.c (get_unnamed_section, get_noswitch_section,
10511 get_section): Likewise.
10513 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10515 * regrename.c (build_def_use): Don't copy RTX.
10517 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10519 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10520 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10521 punctuation. Use @ref instead of @xref.
10522 (Function Names): Remove stray @display/@end display.
10523 (C++ Attributes): Use @ref instead of @xref.
10524 (Deprecated Features): Fix punctuation around @xref.
10525 (Backwards Compatibility): Likewise.
10526 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10528 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10530 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10531 constants for E500 double.
10533 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10535 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10536 element type of const_vector.
10538 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10540 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10541 Remove FLAGS_REG clobber from expander pattern.
10542 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10543 (anddi3, andsi3, andhi3, andqi3): Ditto.
10544 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10545 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10546 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10547 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10548 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10549 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10550 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10551 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10553 2008-06-28 Richard Guenther <rguenther@suse.de>
10555 * tree-ssa-structalias.c (callused_id, var_callused,
10556 callused_tree): Add.
10557 (handle_pure_call): New function.
10558 (find_func_aliases): Call it.
10559 (find_what_p_points_to): Handle the call-used set.
10560 (clobber_what_escaped): Likewise.
10561 (compute_call_used_vars): New function.
10562 (init_base_vars): Init the call-used variable.
10563 (do_sd_constraint): Do not propagate the solution from CALLUSED
10564 but use CALLUSED as a placeholder.
10565 (solve_graph): Likewise.
10566 * tree-flow-inline.h (gimple_call_used_vars): New function.
10567 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10568 (compute_call_used_vars): Declare.
10569 * tree-ssa-alias.c (set_initial_properties): Call
10570 compute_call_used_vars.
10571 (reset_alias_info): Clear call-used variables.
10572 (add_call_clobber_ops): Assert we are not called for const/pure
10573 functions. Remove handling of them.
10574 (add_call_read_ops): Handle pure functions by adding the
10575 call-used set of variables as VUSEs.
10576 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10577 (delete_tree_ssa): Free it.
10578 * tree-dfa.c (remove_referenced_var): Clear the var from the
10581 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10583 * tree.c (build_varargs_function_type_list): New.
10584 (build_function_type_list_1): New.
10585 (build_function_type_list): Use build_function_type_list_1.
10586 * tree.h (build_varargs_function_type_list): New.
10588 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10591 * config/spu/spu.c (spu_builtin_splats): Do not generate
10592 invalid CONST_VECTOR expressions.
10593 (spu_expand_vector_init): Likewise.
10595 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10597 * optabs.c (libfunc_decls): New variable.
10598 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10599 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10600 for the same function twice.
10602 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10604 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10605 ix86_expand_binary_operator directly.
10606 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10608 (*ashrti3_1): Ditto.
10609 (*lshrti3_1): Ditto.
10610 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10611 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10612 using only one splitter. Conditionaly execute splitter before or
10613 after peephole2 pass.
10614 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10615 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10616 Use only one alternative in asm template.
10617 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10619 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10620 "J" operand constraint for operand 2.
10621 (*ashldi3_cconly_rex64): Ditto.
10622 (*ashrdi3_cmp_rex64): Ditto.
10623 (*ashrdi3_cconly_rex64): Ditto.
10624 (*lshrdi3_cmp_rex64): Ditto.
10625 (*lshrdi3_cconly_rex64): Ditto.
10626 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10627 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10628 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10631 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10633 * gimplify.c (omp_is_private): Don't return true if decl is not
10634 already private on #pragma omp for or #pragma omp parallel for.
10637 * tree-cfg.c (struct move_stmt_d): Replace block field with
10638 orig_block and new_block fields.
10639 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10640 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10641 (move_block_to_fn): Replace vars_map and new_label_map arguments
10642 with struct move_stmt_d pointer.
10643 (replace_block_vars_by_duplicates): New function.
10644 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10645 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10646 all subblocks of ORIG_BLOCK to the new function. Call
10647 replace_block_vars_by_duplicates.
10648 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10649 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10650 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10651 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10652 (expand_omp): Temporarily set input_location to the location of
10653 region's controlling stmt.
10654 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10655 BIND_EXPR, push ctx->block_vars and gimplification vars into
10656 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10657 into dest function.
10658 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10659 there are any BLOCK_VARS.
10660 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10661 OMP_PARALLEL or OMP_TASK stmt.
10662 (lower_omp): Save and restore input_location around the lower_omp_1
10665 2008-06-27 Richard Guenther <rguenther@suse.de>
10667 PR tree-optimization/36400
10668 PR tree-optimization/36373
10669 PR tree-optimization/36344
10670 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10671 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10672 (update_alias_info): Remove call clobbering code.
10673 (make_constraint_to): New helper function.
10674 (make_escape_constraint): Likewise.
10675 (handle_rhs_call): Use it on all pointer containing arguments.
10676 Also mark the static chain escaped.
10677 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10678 instead of ANYTHING.
10679 (make_constraint_from): New helper split out from ...
10680 (make_constraint_from_anything): ... here.
10681 (find_func_aliases): Add constraints for escape sites.
10682 (intra_create_variable_infos): Make constraints from NONLOCAL
10684 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10686 (clobber_what_p_points_to): Remove.
10687 (clobber_what_escaped): New function.
10688 (init_base_vars): Init NONLOCAL and ESCAPED.
10689 (do_sd_constraint): Do not propagate the solution from ESCAPED
10690 but use ESCAPED as a placeholder.
10691 (solve_graph): Likewise.
10692 * tree-flow.h (clobber_what_p_points_to): Remove.
10693 (clobber_what_escaped): Declare.
10694 * tree-ssa-alias.c (set_initial_properties): Call it.
10695 Remove code clobbering escaped pointers.
10697 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10699 * function.c (allocate_struct_function): Only allocate a unique
10700 funcdef_no if the decl is nonzero.
10702 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10704 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10705 * config/mips/mips.c (mips_split_const_insns): New function.
10706 * config/mips/mips.md (move_type): New attribute.
10707 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10708 (dword_mode): New attribute.
10709 (type): Avoid long line. Map "move_type"s to "type"s,
10710 choosing "multi" for doubleword moves if appropriate.
10711 Swap MTC/MFC comments to match their declaration order.
10712 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10713 "type" is "branch" or "jal" is "direct".
10714 (length): Handle "extended_mips16" first. Make the default
10715 "0" for "ghost" instructions. Set the length from "move_type".
10716 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10717 of "type", with "sll0" for the register alternative. Remove the
10718 "extended_mips16" attribute.
10719 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10720 of "type", with "shift_shift" for the register alternative.
10721 Remove the "length" attribute.
10722 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10723 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10724 of "type", with "andi" for the register alternative.
10725 (*zero_extendqihi2): Likewise.
10726 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10727 of "andi" instead of a "type" of "arith".
10728 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10730 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10731 (mov_<store>r, *mov<mode>_ra): Likewise.
10732 (extendsidi2): Use "move_type" instead of "type", with "move"
10733 for the register alternative.
10734 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10735 of "type", with "signext" for the register alternative.
10736 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10737 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10738 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10739 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10740 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10741 (unnamed branch insn): Likewise.
10742 (*movdi_gp32_fp64): Fold into...
10743 (*movdi_32bit): ...here.
10744 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10745 (*movdf_hardfloat): ...this new pattern.
10746 (*movdf_softfloat): Remove redundant FPR alternatives.
10747 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10748 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10749 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10750 the "move" attribute.
10751 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10752 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10753 and "store" for COP loads and stores.
10754 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10755 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10756 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10757 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10758 (*movtf_mips16, *movv2sf): Likewise.
10759 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10760 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10761 (mfhc1<mode>): Use "move_type" instead of "move".
10762 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10763 (loadgp_blockage): Remove the "length" attribute.
10764 (blockage, set_got_version, update_got_version): Likewise.
10765 (call_internal): Remove the "extended_mips16" attribute.
10766 (call_value_internal, call_value_multiple_internal): Likewise.
10767 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10769 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10770 the "length" attribute.
10772 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10774 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10775 -Wcast-qual warnings.
10776 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10777 handle_pragma_pop_macro): Likewise.
10778 * collect2.c (resolve_lib_name): Likewise.
10779 * config/arc/arc.c (arc_init): Likewise.
10780 * config/arm/arm.c (neon_builtin_compare,
10781 locate_neon_builtin_icode): Likewise.
10782 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10783 * config/bfin/bfin.c (bfin_init_machine_status,
10784 bfin_optimize_loop): Likewise.
10785 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10786 * config/cris/cris.c (cris_init_expanders): Likewise.
10787 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10788 * config/darwin.c (machopic_indirection_eq,
10789 machopic_indirection_name, machopic_output_indirection): Likewise.
10790 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10791 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10792 frv_optimize_membar): Likewise.
10793 * config/i386/cygwin.h (mingw_scan,
10794 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10795 * config/i386/cygwin1.c (mingw_scan): Likewise.
10796 * config/i386/i386.c (machopic_output_stub): Likewise.
10797 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10798 i386_pe_unique_section): Likewise.
10799 * config/ia64/ia64.c (ia64_init_machine_status,
10800 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10802 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10803 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10804 * config/m68k/m68k.c (m68k_handle_option,
10805 m68k_sched_md_init_global): Likewise.
10806 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10807 mcore_unique_section): Likewise.
10808 * config/mips/mips.c (mips_block_move_straight,
10809 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10811 * config/mmix/mmix.c (mmix_init_machine_status,
10812 mmix_encode_section_info): Likewise.
10813 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10814 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10815 print_operand_address, output_toc, redefine_groups,
10816 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10817 * config/s390/s390.c (s390_init_machine_status): Likewise.
10818 * config/score/score.c (score_block_move_straight,
10819 score_block_move_loop_body): Likewise.
10820 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10821 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10822 * emit-rtl.c (find_auto_inc): Likewise.
10823 * gcc.c (translate_options, process_command): Likewise.
10824 * reorg.c (dbr_schedule): Likewise.
10825 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10826 * xcoffout.c (xcoffout_declare_function): Likewise.
10828 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10830 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10831 ipa-pta working again.
10833 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10835 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10838 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10840 * config.gcc (powerpc*-*-*): Add new core e500mc.
10841 * config/rs6000/e500mc.md: New file.
10842 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10844 (rs6000_override_options): Add e500mc case to
10845 processor_target_table. Altivec and Spe options not allowed
10846 with e500mc. Add isel instruction to e500mc by
10847 default. Initialize rs6000_cost for e500mc.
10848 (rs6000_issue_rate): Set issue rate for e500mc.
10849 * config/rs6000/rs6000.h (processor_type): Add
10850 PROCESSOR_PPCE500MC.
10851 (ASM_CPU_SPEC): Add e500mc.
10852 Set TARGET_ISEL to rs6000_isel.
10853 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10854 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10855 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10857 * doc/invoke.texi: Add e500mc to list of cpus.
10859 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10862 * c-lex.c (lex_charconst): Initialize unsignedp.
10864 2008-06-27 Olivier Hainque <hainque@adacore.com>
10866 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10867 documented assumptions.
10869 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10871 * dwarf2out.c: Remove trailing white spaces. Break long line
10874 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10876 * libfuncs.h (LTI_synchronize): New libfunc_index.
10877 (synchronize_libfunc): Declare.
10878 * builtins.c (expand_builtin_synchronize): Consider using
10879 synchronize_libfunc before falling back on an asm blockage.
10880 * config/mips/mips.c: Include libfuncs.h
10881 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10883 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10885 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10886 parameter. Copy stack_reg to r11 where appropriate.
10887 (no_global_regs_above): Add gpr parameter.
10888 (rs6000_stack_info): Only add padding for SPE save area if we
10889 are saving SPE GPRs and CR.
10890 (saveres_routine_syms): New variable.
10891 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
10893 (rs6000_savres_routine_sym): New function.
10894 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
10896 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
10897 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
10898 Tweak FPR out-of-line saving.
10899 (rs6000_make_savres_rtx): New function.
10900 (rs6000_use_multiple_p): New function.
10901 (rs6000_savres_strategy): New function.
10902 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
10903 out-of-line if appropriate.
10904 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
10905 if we are optimizing for size.
10906 (GP_SAVE_INLINE): Define.
10907 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
10908 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
10909 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
10910 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
10911 (*save_fpregs_<mode>): Add use of r11.
10912 (*restore_gpregs_<mode>): New insn.
10913 (*return_and_restore_gpregs_<mode>): New insn.
10914 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
10916 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
10917 (*restore_gpregs_spe): New insn.
10918 (*return_and_restore_gpregs_spe): New insn.
10919 * config/rs6000/predicates.md (save_world_operation): Fix check.
10921 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10923 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
10924 this point, so assert that.
10926 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10928 * cfganal.c: Include vec.h and vecprim.h.
10929 (compute_idf): Import from...
10930 * tree-into-ssa (compute_idf): ...here.
10931 * basic-block.h (compute_idf): Export.
10933 2008-06-26 Joseph Myers <joseph@codesourcery.com>
10935 * c-decl.c (merge_decls): Use !current_function_decl to check for
10936 extern declaration of C99 inline function being at file scope.
10938 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
10940 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
10942 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10944 * alias.c (record_alias_subset, init_alias_analysis): Fix
10945 -Wc++-compat and/or -Wcast-qual warnings.
10946 * attribs.c (lookup_attribute_spec): Likewise.
10947 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
10948 copy_bb, connect_traces,
10949 find_rarely_executed_basic_blocks_and_cr): Likewise.
10950 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
10951 note_btr_set, migrate_btr_defs): Likewise.
10952 * builtins.c (result_vector, expand_builtin_memcpy,
10953 expand_builtin_mempcpy_args, expand_builtin_strncpy,
10954 builtin_memset_read_str, expand_builtin_printf,
10955 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
10957 * caller-save.c (mark_set_regs): Likewise.
10958 * calls.c (expand_call, emit_library_call_value_1): Likewise.
10959 * cgraph.c (cgraph_edge): Likewise.
10960 * combine.c (likely_spilled_retval_1): Likewise.
10961 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
10962 htab_counts_entry_del, get_coverage_counts): Likewise.
10963 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
10964 new_cselib_val): Likewise.
10965 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
10966 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
10968 * df-core.c (df_compact_blocks): Likewise.
10969 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
10970 * df-scan.c (df_grow_reg_info, df_ref_create,
10971 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
10972 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
10973 df_record_entry_block_defs, df_record_exit_block_uses,
10974 df_bb_verify): Likewise.
10975 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
10976 DF_REF_EXTRACT_MODE_CONST): New.
10977 * dominance.c (get_immediate_dominator, get_dominated_by,
10978 nearest_common_dominator, root_of_dom_tree,
10979 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
10980 -Wc++-compat and/or -Wcast-qual warnings.
10981 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
10982 record_store, replace_read, check_mem_read_rtx, scan_insn,
10983 dse_step1, dse_record_singleton_alias_set): Likewise.
10984 * dwarf2asm.c (dw2_force_const_mem): Likewise.
10986 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10988 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
10989 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
10990 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
10991 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
10992 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
10993 add_ranges_num, add_ranges_by_labels, file_info_cmp,
10994 file_name_acquire, output_file_names, add_const_value_attribute,
10995 premark_used_types_helper, file_table_eq, file_table_hash,
10996 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
10997 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
10998 -Wcast-qual warnings.
10999 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11000 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11001 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11002 gen_reg_rtx, start_sequence, init_emit): Likewise.
11003 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11004 * except.c (init_eh_for_function, gen_eh_region,
11005 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11006 arh_to_landing_pad, arh_to_label, add_action_record,
11007 add_call_site, switch_to_exception_section): Likewise.
11008 * expmed.c (synth_mult): Likewise.
11009 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11010 store_expr): Likewise.
11011 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11013 * function.c (assign_stack_temp_for_type,
11014 allocate_struct_function, match_asm_constraints_1): Likewise.
11015 * gcov-io.c (gcov_allocate): Likewise.
11016 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11017 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11018 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11019 record_one_set, insert_expr_in_table, insert_set_in_table,
11020 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11021 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11022 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11023 -Wcast-qual warnings.
11025 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11027 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11028 -Wcast-qual warnings.
11029 * gcc.c (process_command): Likewise.
11030 * genattrtab.c (oballoc): Use XOBNEW.
11031 (oballocvec): Define.
11032 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11033 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11034 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11035 -Wc++-compat and/or -Wcast-qual warnings.
11036 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11037 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11038 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11039 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11040 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11041 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11042 add_excls, process_presence_absence_names,
11043 process_presence_absence_patterns, add_presence_absence,
11044 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11045 get_free_state, add_arc, get_free_automata_list_el,
11046 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11047 transform_3, cache_presence, create_ainsns, create_automata,
11048 create_state_ainsn_table, dfa_insn_code_enlarge,
11049 output_trans_func, output_min_issue_delay_func,
11050 output_dead_lock_func, output_reset_func,
11051 output_get_cpu_unit_code_func, output_dfa_start_func,
11052 expand_automata): Likewise.
11053 * genextract.c (gen_insn): Likewise.
11054 * gengtype-lex.l: Likewise.
11055 * gengtype.c (read_input_list, adjust_field_type,
11056 process_gc_options): Likewise.
11057 * genoutput.c (note_constraint): Likewise.
11058 * genpreds.c (mangle, add_constraint): Likewise.
11059 * genrecog.c (process_define_predicate, new_decision,
11060 add_to_sequence): Likewise.
11061 * gensupport.c (record_insn_name): Likewise.
11063 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11065 * config/i386/driver-i386.c (detect_caches_amd,
11066 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11067 and/or -Wcast-qual warnings.
11068 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11069 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11070 gt_pch_save): Likewise.
11071 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11072 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11073 * global.c (compute_regsets): Likewise.
11074 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11075 finish_graph_dump_file): Likewise.
11076 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11077 unlink_bb_notes): Likewise.
11078 * integrate.c (get_hard_reg_initial_val): Likewise.
11079 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11080 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11081 * local-alloc.c (update_equiv_regs): Likewise.
11082 * loop-invariant.c (check_invariant_table_size,
11083 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11085 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11086 altered_reg_used, mark_altered): Likewise.
11087 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11088 insert_var_expansion_initialization,
11089 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11090 release_var_copies): Likewise.
11091 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11092 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11093 analyze_accesses_for_phi_node, check_var_notmodified_p,
11094 check_allocation_function, find_sites_in_func,
11095 record_all_accesses_in_func, transform_access_sites,
11096 transform_allocation_sites): Likewise.
11097 * omp-low.c (new_omp_region, create_omp_child_function_name,
11098 check_omp_nesting_restrictions, check_combined_parallel,
11099 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11100 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11101 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11102 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11104 * opts-common.c (prune_options): Likewise.
11105 * opts.c (add_input_filename, print_filtered_help,
11106 get_option_state): Likewise.
11107 * params.c (add_params): Likewise.
11108 * passes.c (set_pass_for_id, next_pass_1,
11109 do_per_function_toporder, pass_fini_dump_file): Likewise.
11110 * postreload.c (reload_cse_simplify_operands): Likewise.
11111 * predict.c (tree_predicted_by_p, tree_predict_edge,
11112 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11114 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11116 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11118 * recog.c (check_asm_operands, validate_change_1): Likewise.
11119 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11120 subst_asm_stack_regs): Likewise.
11121 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11122 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11123 * regmove.c (reg_is_remote_constant_p): Likewise.
11124 * regrename.c (regrename_optimize, scan_rtx_reg,
11125 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11127 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11128 regstat_compute_calls_crossed): Likewise.
11129 * reload1.c (init_reload, new_insn_chain,
11130 has_nonexceptional_receiver, reload, copy_reloads,
11131 calculate_needs_all_insns, init_elim_table): Likewise.
11132 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11133 * rtl.c (shallow_copy_rtx_stat): Likewise.
11134 * rtlanal.c (parms_set): Likewise.
11135 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11136 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11137 * sched-ebb.c (earliest_block_with_similiar_load,
11138 add_deps_for_risky_insns): Likewise.
11139 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11140 schedule_region): Likewise.
11141 * see.c (eq_descriptor_pre_extension,
11142 hash_descriptor_pre_extension, hash_del_pre_extension,
11143 eq_descriptor_properties, hash_descriptor_properties,
11144 hash_del_properties, see_seek_pre_extension_expr,
11145 see_initialize_data_structures, see_print_register_properties,
11146 see_print_pre_extension_expr, see_delete_merged_def_extension,
11147 see_delete_unmerged_def_extension, see_emit_use_extension,
11148 see_pre_delete_extension, see_map_extension, see_commit_changes,
11149 see_analyze_merged_def_local_prop,
11150 see_analyze_merged_def_local_prop,
11151 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11152 see_set_prop_merged_def, see_set_prop_unmerged_def,
11153 see_set_prop_unmerged_use, see_print_one_extension,
11154 see_merge_one_use_extension, see_merge_one_def_extension,
11155 see_store_reference_and_extension, see_update_uses_relevancy,
11156 see_update_defs_relevancy): Likewise.
11157 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11158 hash_statistics_free, curr_statistics_hash): Likewise.
11159 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11160 expand_asm_operands, expand_return, case_bit_test_cmp,
11161 expand_case): Likewise.
11162 * stor-layout.c (start_record_layout): Likewise.
11163 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11164 gt_pch_save_stringpool): Likewise.
11165 * tree-data-ref.c (hash_stmt_vertex_info,
11166 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11167 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11169 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11172 * config/i386/i386.md : Change constraints of HImode and QImode
11173 immediate operands from "i" to "n". Change SImode "ni" constraint to
11174 "i" and SImode "rmi" constraint to "g". Remove all constraints
11175 from const0_operand and const1_operand predicated operands.
11176 (i): Change QImode and HImode attribute from "i" to "n".
11177 (*subqi_2): Change HImode operands to QImode.
11180 2008-06-25 Olivier Hainque <hainque@adacore.com>
11182 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11185 2008-06-25 Richard Guenther <rguenther@suse.de>
11187 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11188 not overflow the result type.
11190 2008-06-25 Richard Guenther <rguenther@suse.de>
11192 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11193 (vn_lookup): Likewise.
11195 2008-06-25 Richard Guenther <rguenther@suse.de>
11197 PR tree-optimization/35518
11198 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11199 * tree-sra.c (instantiate_element): Use fold_build3 to build
11201 (try_instantiate_multiple_fields): Likewise.
11203 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11205 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11208 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11210 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11211 use_backchain_to_restore_sp to true
11212 if the offset of the link register save area would go over the 32k - 1
11213 offset limit of the load
11216 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11218 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11219 anchor for the type-punning blurb. Cross-reference "Structures
11220 unions enumerations and bit-fields implementation". Provide a
11221 cast-through-pointer example. Make final sentence self-contained.
11222 * doc/implement-c.texi (Structures unions enumerations and
11223 bit-fields implementation): Cross-reference the type-punning blurb
11224 in the -fstrict-aliasing documentation.
11226 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11228 PR middle-end/36594
11229 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11230 the memory instead of the memory itself for the save area.
11232 2008-06-24 Olivier Hainque <hainque@adacore.com>
11233 Nicolas Roche <roche@adacore.com>
11235 * gengtype.c (srcdir_len): size_t instead of int.
11236 (get_file_realbasename): New function. For F a filename, the real
11237 basename of F, with all the path components stripped.
11238 (get_file_srcdir_relative_path): New function. For F a filename, the
11239 relative path to F from $(srcdir).
11240 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11241 get_file_realbasename. Adjust the head comment.
11242 (get_prefix_langdir_index): New function. For F a filename, return the
11243 lang_dir_names[] relative index of the language directory that is
11245 (get_file_langdir): For F a filename, return the name of the language
11246 directory where F is located.
11247 (get_file_gtfilename): New function. The gt- output file name for an
11249 (get_output_file_with_visibility): Replace in-line computations with
11250 uses of get_file_gtfilename and get_prefix_langdir_index.
11251 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11253 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11255 PR tree-optimization/36504
11256 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11257 references without base address.
11259 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11261 PR middle-end/36584
11262 * calls.c (expand_call): Increase alignment for recursive functions.
11264 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11266 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11267 (TARGET_FUNCTION_VALUE): New define.
11268 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11269 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11271 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11273 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11274 (fmod<mode>3): Ditto.
11275 (remainderxf3): Ditto.
11276 (remainder<mode>3): Ditto.
11278 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11281 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11282 REG is a hard register.
11284 PR tree-optimization/36508
11285 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11286 499, don't check it at all in release compilers.
11288 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11290 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11291 together with SSE_TARGET_MATH to disable insn pattern.
11292 (*fop_<MODEF:mode>_2_i387): Ditto.
11293 (*fop_<MODEF:mode>_3_i387): Ditto.
11295 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11297 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11299 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11301 PR middle-end/34906
11302 * gimplify.c (gimplify_asm_expr): Check the return code of
11303 parse_output_constraint call, set function return and is_inout
11304 value if it failed.
11306 2008-06-22 Ian Lance Taylor <iant@google.com>
11308 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11309 (narrowest_signed_type): Likewise.
11310 * c-typeck.c (c_common_type): Change local variable mclass to enum
11312 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11313 tcc_comparison, not the tree code itself.
11314 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11315 (c_expand_expr): Cast modifier to enum expand_modifier.
11316 * c-common.h (C_RID_CODE): Add casts.
11317 (C_SET_RID_CODE): Define.
11318 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11319 (c_lex_one_token): Add cast to avoid warning.
11320 (c_parser_objc_type_name): Rename local typename to type_name.
11321 (check_no_duplicate_clause): Change code parameter to enum
11323 (c_parser_omp_var_list_parens): Change kind parameter to enum
11325 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11326 c_parser_omp_list_var_parens.
11327 (c_parser_omp_threadprivate): Likewise.
11328 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11329 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11330 * c-format.c (NO_FMT): Define.
11331 (printf_length_specs): Use NO_FMT.
11332 (asm_fprintf_length_specs): Likewise.
11333 (gcc_diag_length_specs): Likewise.
11334 (scanf_length_specs): Likewise.
11335 (strfmon_length_specs): Likewise.
11336 (gcc_gfc_length_specs): Likewise.
11337 (printf_flag_specs): Change 0 to STD_C89.
11338 (asm_fprintf_flag_specs): Likewise.
11339 (gcc_diag_flag_specs): Likewise.
11340 (gcc_cxxdiag_flag_specs): Likewise.
11341 (scanf_flag_specs): Likewise.
11342 (strftime_flag_specs): Likewise.
11343 (strfmon_flag_specs): Likewise.
11344 (print_char_table): Likewise.
11345 (asm_fprintf_char_table): Likewise.
11346 (gcc_diag_char_table): Likewise.
11347 (gcc_tdiag_char_table): Likewise.
11348 (gcc_cdiag_char_table): Likewise.
11349 (gcc_cxxdiag_char_table): Likewise.
11350 (gcc_gfc_char_table): Likewise.
11351 (scan_char_table): Likewise.
11352 (time_char_table): Likewis.
11353 (monetary_char_table): Likewise.
11354 * c-format.h (BADLEN): Likewise.
11356 2008-06-21 Ian Lance Taylor <iant@google.com>
11358 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11359 Define END_OF_BASE_TREE_CODES around inclusion.
11360 * tree.c (tree_code_type): New global array.
11361 (tree_code_length, tree_code_name): Likewise.
11362 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11363 $(lang_tree_files).
11364 (all-tree.def, s-alltree): New targets.
11365 (gencheck.h, s-gencheck): Remove.
11366 (tree.o): Depend upon all-tree.def.
11367 (build/gencheck.o): Remove gencheck.h dependency.
11368 (mostlyclean): Don't remove gencheck.h.
11369 * c-common.h (enum c_tree_code): Remove.
11370 * c-lang.c (tree_code_type): Remove.
11371 (tree_code_length, tree_code_name): Remove.
11372 * gencheck.c (tree_codes): Include all-tree.def, rather than
11373 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11375 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11377 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11378 (operator_name_info): Size to MAX_TREE_CODES.
11379 (assignment_operator_name_info): Likewise.
11380 * cp/cp-lang.c (tree_code_type): Remove.
11381 (tree_code_length, tree_code_name): Remove.
11382 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11383 (assignment_operator_name_info): Likewise.
11384 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11386 * cp/mangle.c (write_expression): Likewise.
11387 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11388 * fortran/f95-lang.c (tree_code_type): Remove.
11389 (tree_code_length, tree_code_name): Remove.
11390 * java/java-tree.h (enum java_tree_code): Remove.
11391 * java/lang.c (tree_code_type): Remove.
11392 (tree_code_length, tree_code_name): Remove.
11393 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11394 * objc/objc-act.h (enum objc_tree_code): Remove.
11395 * objc/objc-lang.c (tree_code_type): Remove.
11396 (tree_code_length, tree_code_name): Remove.
11397 * objcp/objcp-lang.c (tree_code_type): Remove.
11398 (tree_code_length, tree_code_name): Remove.
11399 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11400 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11401 * ada/misc.c (tree_code_type): Remove.
11402 (tree_code_length, tree_code_name): Remove.
11404 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11406 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11407 the grand_bitmap_obstack.
11409 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11411 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11412 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11413 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11414 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11415 move_stmt_r, new_label_mapper): Likewise.
11416 * tree-complex.c (cvc_lookup): Likewise.
11417 * tree-dfa.c (create_function_ann): Likewise.
11418 * tree-dump.c (dump_register): Likewise.
11419 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11420 find_phi_replacement_condition): Likewise.
11421 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11422 tree_function_versioning): Likewise.
11423 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11424 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11425 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11426 get_nonlocal_debug_decl, convert_nonlocal_reference,
11427 convert_nonlocal_omp_clauses, get_local_debug_decl,
11428 convert_local_reference, convert_local_omp_clauses,
11429 convert_nl_goto_reference, convert_nl_goto_receiver,
11430 convert_tramp_reference, convert_call_expr): Likewise.
11431 * tree-outof-ssa.c (contains_tree_r): Likewise.
11432 * tree-parloops.c (reduction_phi, initialize_reductions,
11433 eliminate_local_variables_1, add_field_for_reduction,
11434 add_field_for_name, create_phi_for_local_result,
11435 create_call_for_reduction_1, create_loads_for_reductions,
11436 create_stores_for_reduction, create_loads_and_stores_for_name):
11438 * tree-phinodes.c (allocate_phi_node): Likewise.
11439 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11440 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11441 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11442 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11443 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11444 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11445 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11446 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11447 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11448 vn_nary_op_insert): Likewise.
11449 * tree-ssa.c (redirect_edge_var_map_add,
11450 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11451 * tree-vectorizer.c (vectorize_loops): Likewise.
11452 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11453 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11454 tree_cons_stat, build1_stat, build_variant_type_copy,
11455 decl_init_priority_lookup, decl_fini_priority_lookup,
11456 decl_priority_info, decl_restrict_base_lookup,
11457 decl_restrict_base_insert, decl_debug_expr_lookup,
11458 decl_debug_expr_insert, decl_value_expr_lookup,
11459 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11460 type_hash_add, get_file_function_name, tree_check_failed,
11461 tree_not_check_failed, tree_range_check_failed,
11462 omp_clause_range_check_failed, build_omp_clause,
11463 build_vl_exp_stat): Likewise.
11464 * value-prof.c (gimple_histogram_value,
11465 gimple_duplicate_stmt_histograms): Likewise.
11466 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11467 unshare_variable, variable_union_info_cmp_pos, variable_union,
11468 dataflow_set_different_1, dataflow_set_different_2,
11469 vt_find_locations, variable_was_changed, set_variable_part,
11470 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11471 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11472 section_entry_hash, object_block_entry_eq,
11473 object_block_entry_hash, create_block_symbol,
11474 initialize_cold_section_name, default_function_rodata_section,
11475 strip_reg_name, set_user_assembler_name, const_desc_eq,
11476 build_constant_desc, output_constant_def, lookup_constant_def,
11477 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11478 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11479 default_internal_label): Likewise.
11480 * varray.c (varray_init, varray_grow): Likewise.
11481 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11483 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11485 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11486 operators for "test" insn. Macroize insn using SWI mode macro.
11487 (*jcc_fused_2): Ditto.
11488 (*jcc_fused_3): Macroize insn using SWI mode macro.
11489 (*jcc_fused_4): Ditto.
11491 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11493 * tree-ssa-pre.c: Fix typo in comment.
11494 (init_antic, fini_antic): Add explicit funtions for
11495 initializing and deinitializing ANTIC and AVAIL sets.
11496 (create_expression_by_pieces): Fix typo in comment.
11497 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11498 (execute_pre): Eventually dump details about ANTIC_IN.
11500 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11502 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11503 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11504 add_to_obstack, file_at_path, find_a_file, execute,
11505 add_preprocessor_option, add_assembler_option, add_linker_option,
11506 process_command, insert_wrapper, do_option_spec, do_self_spec,
11507 spec_path, do_spec_1, is_directory, main, used_arg,
11508 getenv_spec_function): Likewise.
11509 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11510 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11513 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11515 * doc/rtl.texi: Updated subreg section.
11517 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11520 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11521 node->needed and node->reachable.
11522 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11523 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11524 (expand_task_call): Don't call expand_task_copyfn.
11525 (expand_task_copyfn): Renamed to...
11526 (finalize_task_copyfn): ... this.
11528 2008-06-19 Jan Hubicka <jh@suse.cz>
11530 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11531 clobbering framepointer.
11533 2008-06-19 Jan Hubicka <jh@suse.cz>
11535 * tree-optimize.c (execute_early_local_optimizations): Set
11536 cgraph_state only at first invocation.
11538 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11540 * system.h (-Wc++-compat): Activate as a warning, no an error.
11542 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11544 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11545 instead of "#" in insn asm template.
11546 (*jcc_fused_2): Ditto.
11548 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11550 * config/i386/i386.h (ix86_tune_indices)
11551 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11552 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11553 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11554 (*jcc_fused_2): Ditto.
11555 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11556 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11557 (print operand): Handle 'E' and 'e' code.
11559 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11561 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11562 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11563 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11565 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11567 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11569 (cgraph_expand_function): Use local copy of decl.
11570 (cgraph_expand_all_functions): Remove redundant initialization of
11572 (cgraph_optimize): Reword internal_error message.
11574 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11576 * arm-protos.h (arm_return_in_memory): Remove public
11577 arm_return_in_memory() prototype.
11578 * arm.c (arm_return_in_memory): Add static prototype, add target
11579 hook macro, change definition and comments.
11580 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11582 2008-06-19 Ben Elliston <bje@au.ibm.com>
11584 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11585 real.c: Remove references to IEEE 754R.
11586 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11587 * doc/libgcc.texi (Decimal float library routines): Likewise.
11589 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11591 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11592 (default_unwind_word_mode): Add prototype.
11593 * targhooks.c (default_unwind_word_mode): New function.
11594 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11595 instead of word_mode.
11596 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11597 (TARGET_INITIALIZER): Use it.
11599 * c-common.c (handle_mode_attribute): Support "unwind_word"
11601 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11603 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11604 word_mode to access SjLj_Function_Context member "data".
11605 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11606 conversion from targetm.eh_return_filter_mode () to
11607 targetm.unwind_word_mode () if they differ.
11609 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11610 (BT_FN_UNWINDWORD_PTR): New function type.
11611 (BT_FN_WORD_PTR): Remove.
11612 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11613 * except.c (expand_builtin_extend_pointer): Convert pointer to
11614 targetm.unwind_word_mode () instead of word_mode.
11616 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11617 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11618 (spu_unwind_word_mode): New function.
11619 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11620 (TARGET_UNWIND_WORD_MODE): Define.
11621 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11623 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11625 * config/spu/spu.c (reg_align): Remove.
11626 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11627 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11628 (spu_split_store): Likewise.
11630 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11632 * gcc/tree-vn.c: Fix typo in comment.
11634 2008-06-18 Jan Hubicka <jh@suse.cz>
11636 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11637 toplevel reorder too.
11639 2008-06-18 Jan Hubicka <jh@suse.cz>
11641 * c-opts.c (c_common_post_options): PCH is not compatible with
11643 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11644 -fno-toplevel-reorder by default now.
11646 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11648 PR documentation/30739
11649 * doc/install.texi (Prerequisites): Document dependency on awk.
11651 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11652 Ian Lance Taylor <iant@google.com>
11654 PR rtl-optimization/35604
11655 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11656 only want to change jump destinations, not eventual label comparisons.
11658 2008-06-16 Jan Hubicka <jh@suse.cz>
11660 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11662 (cgraph_analyze_function): Likewise.
11664 2008-06-16 Jan Hubicka <jh@suse.cz>
11666 * cgraph.h (cgraph_mark_if_needed): New function.
11667 * cgraphunit.c (cgraph_mark_if_needed): New function.
11668 * c-decl.c (duplicate_decl): Use it.
11670 2008-06-16 Jan Hubicka <jh@suse.cz>
11672 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11675 2008-06-16 Jan Hubicka <jh@suse.cz>
11677 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11679 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11680 Kazu Hirata <kazu@codesourcery.com>
11681 Maxim Kuvyrkov <maxim@codesourcery.com
11683 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11684 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11685 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11686 EXTRA_SPEC_FUNCTIONS.
11687 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11688 (DRIVER_SELF_SPECS): Adjust.
11689 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11690 * config/mips/st.h, config/mips/t-st: New.
11691 * config/mips/driver-native.c, config/mips/x-native: New.
11692 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11695 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11697 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11699 (ISA_HAS_FP_CONDMOVE): New macro.
11700 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11701 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11702 (ISA_HAS_NMADD3_NMSUB3): New macro.
11703 * config/mips/mips.c (mips_rtx_costs): Update.
11704 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11705 compiling for ST Loongson 2E/2F.
11706 (madd<mode>): Rename to madd4<mode>. Update.
11707 (madd3<mode>): New pattern.
11708 (msub<mode>): Rename to msub4<mode>. Update.
11709 (msub3<mode>): New pattern.
11710 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11711 (nmadd3<mode>): New pattern.
11712 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11713 (nmadd3<mode>_fastmath): New pattern.
11714 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11715 (nmsub3<mode>): New pattern.
11716 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11717 (nmsub3<mode>_fastmath): New pattern.
11718 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11720 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11722 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11723 (DF_REF_INSN_INFO): New.
11724 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11725 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11726 with a NULL DF_REF_INSN_INFO.
11727 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11729 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11730 DF_INSN_INFO_EQ_USES): New.
11731 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11732 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11733 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11734 * df-core.c: Update comment for above changes.
11735 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11736 DF_INSN_UID_* macros.
11737 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11738 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11739 insn rtx. Update all callers.
11740 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11741 df_ref_create_structure, df_insn_refs_collect): Likewise.
11742 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11743 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11744 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11745 macros to access the insn refs.
11746 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11747 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11748 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11749 for accessing the refs.
11750 (try_fwprop_subst): Likewise.
11751 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11752 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11753 for accessing the refs.
11754 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11755 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11756 to look at the insn refs.
11757 (record_uses): Likewise.
11758 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11760 (mark_artificial_uses): Don't mark_insn for artificial refs.
11761 (mark_reg_rependencies): Likewise.
11763 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11765 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11767 * configure: Regenerate.
11769 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11771 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11772 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11773 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11775 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11777 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11778 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11779 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11781 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11783 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11784 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11785 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11787 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11789 * tree-ssa-sccvn.c: Fix format of comments.
11791 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11793 * cgraph.c: Remove unneeded forward declarations of eq_node()
11796 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11798 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11800 (see_update_relevancy): Likewise.
11801 * fwprop.c (try_fwprop_subst): Likewise.
11802 * rtlanal.c (noop_move_p): Likewise.
11803 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11804 notes to non-existing libcall blocks.
11805 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11807 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11808 (dead_libcall_p): Remove.
11809 (delete_trivially_dead_insns): Don't use it.
11810 * web.c (union_defs): Remove comment about keeping nops.
11811 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11812 (compute_hash_table_work): Don't track libcall notes.
11813 (do_local_cprop): Don't take libcall pointers. Don't update
11815 (adjust_libcall_notes): Deleted.
11816 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11817 ever have existed in the first place).
11818 (replace_store_insn): Don't try to remove libcall notes.
11819 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11820 (resolve_reg_notes): Don't call them.
11821 (resolve_simple_move): Likewise.
11822 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11823 Don't remove REG_RETVAL notes.
11824 * emit-rtl.c (try_split): Don't update libcall notes.
11825 (emit_copy_of_insn_after): Dito.
11826 * cselib.c (cselib_current_insn_in_libcall): Remove.
11827 (cselib_process_insn): Don't set/clear it.
11828 (new_elt_loc_list): Don't record it.
11829 (cselib_init): Don't initialize it.
11830 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11831 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11833 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11834 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11835 (init_deps): Don't initialize it.
11836 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11837 * combine.c (delete_noop_moves): Don't update libcall notes.
11838 (can_combine_p): Remove now pointless #if 0 block.
11839 (try_combine): Remove another obsolete #if 0 block.
11840 (distribute_notes): Don't distribute libcall notes.
11841 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11842 * dce.c (libcall_dead_p): Remove.
11843 (delete_unmarked_insns): Don't handle libcall blocks.
11844 (preserve_libcall_for_dce): Remove.
11845 (prescan_insns_for_dce): Don't special-case libcall block insns.
11846 * reload1 (reload): Don't handle libcall notes.
11847 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11850 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11852 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11853 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11854 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11856 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11858 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11859 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11860 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11862 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11864 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11866 2008-06-16 Ira Rosen <irar@il.ibm.com>
11868 PR tree-optimization/36493
11869 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11870 the arguments list. Use VECTYPE to create vector pointer.
11871 (vectorizable_store): Fail if accesses through a pointer to vectype
11872 do not alias the original memory reference operands.
11873 Call vect_create_data_ref_ptr without the removed argument.
11874 (vectorizable_load): Likewise.
11875 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11878 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11881 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11882 reg_equiv_constant.
11884 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11886 * config/mips/loongson2ef.md: New file.
11887 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
11888 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
11889 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
11890 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
11891 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
11893 (loongson2ef.md): New include.
11894 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
11895 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
11896 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
11897 (loongson_gt_<mode>, loongson_extract_halfword)
11898 (loongson_insert_halfword_0, loongson_insert_halfword_2)
11899 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
11900 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
11901 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
11902 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
11903 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
11904 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
11905 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
11906 (vec_interleave_low<mode>): Define type attribute.
11907 * config/mips/mips.c (mips_ls2): New static variable.
11908 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
11909 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
11910 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
11911 Implement target scheduling hooks.
11912 (mips_multipass_dfa_lookahead): Update to handle tuning for
11914 (mips_sched_init): Initialize data for Loongson scheduling.
11915 (mips_ls2_variable_issue): New static function.
11916 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
11918 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
11919 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
11920 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
11921 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
11922 Handle ST Loongson 2E/2F cores.
11923 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
11925 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11927 * omp-low.c (extract_omp_for_data): Fix comment typo.
11930 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11932 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
11933 FIXME note about gcc/config.guess.
11934 * doc/options.texi (Option file format): Remove non-ASCII bytes.
11935 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
11936 * doc/cppopts.texi: Likewise.
11937 * doc/extend.texi: Likewise.
11938 * doc/gcc.texi: Likewise.
11939 * doc/gccint.texi: Likewise.
11940 * doc/gcov.texi: Likewise.
11941 * doc/gty.texi: Likewise.
11942 * doc/hostconfig.texi: Likewise.
11943 * doc/install.texi: Likewise.
11944 * doc/invoke.texi: Likewise.
11945 * doc/loop.texi: Likewise.
11946 * doc/makefile.texi: Likewise.
11947 * doc/md.texi: Likewise.
11948 * doc/passes.texi: Likewise.
11949 * doc/tm.texi: Likewise.
11950 * doc/tree-ssa.texi: Likewise.
11951 * doc/trouble.texi: Likewise.
11953 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
11954 Nathan Sidwell <nathan@codesourcery.com>
11955 Maxim Kuvyrkov <maxim@codesourcery.com>
11956 Richard Sandiford <rdsandiford@googlemail.com>
11958 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
11959 * config/mips/mips-protos.h (mips_expand_vector_init): New.
11960 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
11962 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
11963 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
11964 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
11966 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
11967 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
11968 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
11969 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
11970 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
11971 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
11972 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
11973 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
11974 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
11975 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
11976 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
11977 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
11978 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
11979 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
11980 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
11981 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
11982 (mips_builtins): Add Loongson builtins.
11983 (mips_loongson_2ef_bdesc): New.
11984 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
11985 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
11986 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
11987 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
11989 (mips_expand_vector_init): New.
11990 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
11991 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
11993 * config/mips/mips.md: Add unspec numbers for Loongson
11994 builtins. Include loongson.md.
11995 (MOVE64): Include Loongson vector modes.
11996 (SPLITF): Include Loongson vector modes.
11997 (HALFMODE): Handle Loongson vector modes.
11998 * config/mips/loongson.md: New.
11999 * config/mips/loongson.h: New.
12000 * config.gcc: Add loongson.h header for mips*-*-* targets.
12001 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12003 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12005 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12006 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12007 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12008 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12009 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12010 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12011 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12012 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12013 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12014 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12015 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12016 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12017 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12018 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12019 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12020 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12021 Remove use_fixproto=yes.
12022 (ia64*-*-hpux*): Remove comment about using fixproto.
12023 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12025 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12027 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12029 * configure: Regenerate.
12031 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12033 PR middle-end/36520
12034 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12035 before evaluating it.
12037 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12040 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12041 nested inline functions.
12042 (start_decl, start_function): Don't invert DECL_EXTERNAL
12043 for nested inline functions.
12045 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12047 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12048 splits that must be made for correctness.
12050 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12052 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12053 (AVAIL_NON_MIPS16): Likewise.
12054 (mips_builtin_description): Replace target_flags with a predicate.
12055 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12056 (dspr2_32): New availability predicates.
12057 (MIPS_BUILTIN): New macro.
12058 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12059 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12060 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12061 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12062 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12063 (mips_dsp_32only_bdesc): Merge into...
12064 (mips_builtins): ...this new array.
12065 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12066 (mips_init_builtins): Update after above changes.
12067 (mips_expand_builtin_1): Merge into...
12068 (mips_expand_builtin): ...here and update after above changes.
12070 2008-06-12 Paul Brook <paul@codesourcery.com>
12072 * longlong.h (__arm__): Define count_leading_zeros.
12073 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12074 (clzsi2, clzdi2): New functions.
12075 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12076 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12077 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12078 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12079 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12080 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12081 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12082 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12083 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12084 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12086 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12088 * config/m68k/m68k.c (m68k_tune_flags): New.
12089 (override_options): Compute m68k_tune_flags.
12090 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12091 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12093 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12095 PR middle-end/36506
12096 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12098 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12100 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12101 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12103 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12105 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12106 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12108 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12110 PR middle-end/36506
12111 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12114 2008-06-12 Richard Guenther <rguenther@suse.de>
12116 PR tree-optimization/36345
12117 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12118 add memory_tag_needed flag.
12119 (may_alias_p): Declare.
12120 * tree-ssa-alias.c (may_alias_p): Export.
12121 (set_initial_properties): Use memory_tag_needed flag.
12122 (update_reference_counts): Likewise.
12123 (reset_alias_info): Reset memory_tag_needed flag.
12124 (create_name_tags): Check memory_tag_needed flag.
12125 (dump_points_to_info_for): Dump it.
12126 * tree-ssa-structalias.c (struct variable_info): Remove
12127 directly_dereferenced flag.
12128 (new_var_info): Do not initialize it.
12129 (process_constraint_1): Do not set it.
12130 (update_alias_info): Set is_dereferenced flag.
12131 (set_uids_in_ptset): Use may_alias_p.
12132 (set_used_smts): Check memory_tag_needed flag.
12133 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12134 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12135 memory_tag_needed flag.
12136 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12137 from broken design.
12139 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12141 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12142 red zone for w64 abi.
12143 (ix86_expand_prologue): Likewise.
12144 (ix86_force_to_memory): Likewise.
12145 (ix86_free_from_memory): Likewise.
12147 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12150 * config/rs6000/rs6000.c (rs6000_override_options): Set
12151 rs6000_isel conditionally to the absence of comand line override.
12152 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12153 Remove duplicate rs6000_isel setting.
12154 * config/rs6000/eabispe.h: Ditto.
12156 2008-06-11 Richard Guenther <rguenther@suse.de>
12158 * alias.c (get_alias_set): Use the element alias-set for arrays.
12159 (record_component_aliases): For arrays and vectors do nothing.
12160 * c-common.c (strict_aliasing_warning): Handle the cases
12161 of alias set zero explicitly.
12162 * Makefile.in (dfp.o-warn): Add -Wno-error.
12164 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12166 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12168 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12169 tune_32 tune_64 to supported_defaults. Allow values not
12170 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12171 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12172 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12173 with_cpu_64 to generic for 64-bit-supporting configurations, not
12174 with_cpu. Remove FIXMEs.
12175 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12176 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12177 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12178 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12179 arch_32 and arch_64.
12181 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12182 Olivier Hainque <hainque@adacore.com>
12184 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12185 Use DECL_SIZE_UNIT to retrieve the size of the field.
12187 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12189 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12190 with function calls after declarations. Lay out
12191 neon_float_type_node before further use.
12193 2008-06-11 Richard Guenther <rguenther@suse.de>
12195 * tree-flow.h (may_point_to_global_var): Declare.
12196 * tree-ssa-alias.c (may_point_to_global_var): New function.
12197 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12199 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12201 * configure.ac: Teach that fido supports .debug_line.
12202 * configure: Regenerate.
12204 2008-06-10 Tom Tromey <tromey@redhat.com>
12206 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12209 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12211 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12212 (encode_decimal64, decode_decimal64, encode_decimal128,
12213 decode_decimal128): Reverse order of 32-bit parts of value if host
12214 and target endianness differ.
12216 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12218 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12219 Avoid division by 0.
12220 (tree_mod_pow2_value_transform): Likewise.
12221 (tree_ic_transform): Likewise.
12222 (tree_stringops_transform): Likewise.
12223 (tree_mod_subtract_transform): Likewise.
12224 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12225 (copy_edges_for_bb): Likewise.
12226 (initialize_cfun): Likewise.
12228 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12230 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12231 nonmemory_operand. Add "N" operand constraint.
12233 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12234 (*jcc_btsi_mask): Ditto.
12235 (*jcc_btsi_mask_1): Ditto.
12237 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12239 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12240 TYPE_CANONICAL for copied element type.
12242 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12245 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12246 Add m_CORE2 and m_GENERIC.
12247 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12248 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12250 (*jcc_btdi_rex64): New instruction and split pattern.
12251 (*jcc_btsi): Ditto.
12252 (*jcc_btsi_1): Ditto.
12253 (*btsq): Fix Intel asm dialect operand order.
12257 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12259 PR middle-end/36447
12260 * simplify-rtx.c (simplify_subreg): Add check for shift count
12263 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12265 * doc/md.texi: Synchronize with later constraints.md change.
12266 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12267 with a C implementation.
12268 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12270 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12271 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12272 when moving to and from MD_REGNUM.
12273 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12274 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12275 Handle byte and halfword moves.
12276 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12278 * config/mips/constraints.md (h): Turn into NO_REGS.
12279 (l, x): Update documentation.
12280 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12281 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12282 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12283 (HILO): New mode iterator.
12285 (any_div): New code iterator.
12286 (u): Extend code attribute to div and udiv.
12287 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12288 d_operand in the splitters. Remove redundant CONST_INT checks.
12289 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12290 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12291 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12292 accordingly, using normal moves instead of unspecs to move LO into
12293 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12294 (<u>mulsidi3): Handle expansion in C code.
12295 (<u>mulsidi3_32bit_internal): Rename to...
12296 (<u>mulsidi3_32bit): ...this.
12297 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12298 (*<u>mulsidi3_64bit): Rename to...
12299 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12300 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12301 to set LO and HI to the multiplication result. Use a normal move
12302 for MFLO and an unspec for MFHI.
12303 (*<u>mulsidi3_64bit_parts): Replace with...
12304 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12305 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12306 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12307 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12308 instead of HI. Split the instruction into a separate multiplication
12309 and MFHI if !TARGET_FIX_R4000.
12310 (<su>muldi3_highpart): Likewise.
12311 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12312 and the "=h" clobber.
12313 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12314 (<u>mulditi3): New expander.
12315 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12316 (madsi): Remove "=h" clobber.
12317 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12318 Force the modulus result to be a GPR and split the instruction into
12319 a division followed by an MFHI after reload.
12320 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12321 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12322 the MIPS16 HIGH define_split.
12323 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12324 of acc<->gpr moves to "multi".
12325 (*movdi_64bit): Replace the single "x" alternative with
12326 alternatives for moving into and out of "a".
12327 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12328 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12329 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12330 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12331 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12332 (movti): New expander.
12333 (*movti, *movti_mips16): New insns.
12334 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12335 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12336 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12337 * config/mips/predicates.md (fpr_operand): Delete.
12338 (d_operand): New predicate.
12340 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12342 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12343 failure on some Bourne shells.
12344 (x86_64-*-*): Ditto.
12346 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12348 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12350 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12352 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12353 (sparc-sun-solaris2*): Likewise.
12355 2008-06-09 Arnaud Charlet <charlet@adacore.com
12357 * doc/install.texi: Update requirements to build the Ada compiler.
12359 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12361 * df-scan.c (struct df_scan_problem_data): Remove the
12362 mw_link_pool alloc pool.
12363 (df_scan_free_internal): Don't free it.
12364 (df_scan_alloc): Don't allocate it.
12365 * df.h (struct df_link): Update comment.
12367 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12369 * except.h: Correct checks for when SJLJ exceptions must be used.
12371 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12373 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12376 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12378 PR tree-optimization/36218
12379 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12380 configure for the build system.
12381 (BUILD_LDFLAGS): Define.
12382 * configure: Regenerate.
12383 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12385 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12388 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12389 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12390 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12392 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12394 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12396 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12398 * config.gcc (Obsolete configurations): Remove list of
12400 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12401 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12402 targets matched by those patterns.
12403 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12404 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12405 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12406 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12407 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12408 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12409 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12410 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12411 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12412 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12413 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12414 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12415 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12416 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12417 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12418 Make code for Solaris 7 and greater unconditional for Solaris.
12419 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12420 Remove --with-* handling.
12421 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12422 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12423 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12424 LINK_OS_WINDISS_SPEC): Remove.
12425 * config/rs6000/sysv4.opt (mwindiss): Remove.
12426 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12427 * configure: Regenerate.
12428 * doc/cpp.texi: Don't mention BeOS.
12429 * doc/extend.texi (interrupt): Don't mention MS1.
12430 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12431 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12432 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12433 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12434 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12436 * doc/invoke.texi (MT Options): Remove.
12437 (-mwindiss): Remove.
12438 (CRIS Options): Remove cris-axis-aout references.
12439 (HPPA Options): Don't mention hppa1.1-*-pro.
12440 * doc/md.texi: (MorphoTech family): Remove.
12441 * libgcc2.c: Don't handle UWIN.
12442 * config/alpha/t-unicosmk: Remove.
12443 * config/alpha/unicosmk.h: Remove.
12444 * config/arm/kaos-arm.h: Remove.
12445 * config/arm/kaos-strongarm.h: Remove.
12446 * config/arm/strongarm-coff.h: Remove.
12447 * config/arm/strongarm-elf.h: Remove.
12448 * config/arm/strongarm-pe.h: Remove.
12449 * config/arm/t-strongarm-pe: Remove.
12450 * config/arm/t-xscale-coff: Remove.
12451 * config/arm/t-xscale-elf: Remove.
12452 * config/arm/xscale-coff.h: Remove.
12453 * config/arm/xscale-elf.h: Remove.
12454 * config/chorus.h: Remove.
12455 * config/cris/aout.h: Remove.
12456 * config/cris/aout.opt: Remove.
12457 * config/cris/t-aout: Remove.
12458 * config/i386/beos-elf.h: Remove.
12459 * config/i386/kaos-i386.h: Remove.
12460 * config/i386/ptx4-i.h: Remove.
12461 * config/i386/sco5.h: Remove.
12462 * config/i386/sco5.opt: Remove.
12463 * config/i386/sysv4-cpp.h: Remove.
12464 * config/i386/sysv5.h: Remove.
12465 * config/i386/t-beos: Remove.
12466 * config/i386/t-sco5: Remove.
12467 * config/i386/t-uwin: Remove.
12468 * config/i386/uwin.asm: Remove.
12469 * config/i386/uwin.h: Remove.
12470 * config/kaos.h: Remove.
12471 * config/mips/windiss.h: Remove.
12472 * config/mt: Remove directory.
12473 * config/pa/pa-osf.h: Remove.
12474 * config/pa/pa-pro-end.h: Remove.
12475 * config/pa/t-pro: Remove.
12476 * config/ptx4.h: Remove.
12477 * config/rs6000/beos.h: Remove.
12478 * config/rs6000/kaos-ppc.h: Remove.
12479 * config/rs6000/t-beos: Remove.
12480 * config/rs6000/windiss.h: Remove.
12481 * config/sh/kaos-sh.h: Remove.
12482 * config/sol2-6.h: Remove.
12483 * config/sparc/sol26-sld.h: Remove.
12484 * config/sparc/sysv4-only.h: Remove.
12485 * config/vax/bsd.h: Remove.
12486 * config/vax/t-memfuncs: Remove.
12487 * config/vax/ultrix.h: Remove.
12488 * config/vax/vaxv.h: Remove.
12489 * config/windiss.h: Remove.
12491 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12493 PR rtl-optimization/36438
12494 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12495 for vector shifts with constant scalar shift operands.
12497 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12499 * doc/invoke.texi: Document -march=xlr.
12500 * config/mips/xlr.md: New file.
12501 * config/mips/mips.md: Include it.
12503 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12504 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12505 (mips_rtx_cost_data): Likewise.
12507 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12509 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12510 PRE_INC and PRE_DEC cases.
12512 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12514 PR rtl-optimization/36419
12515 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12516 the emitting jump insn.
12519 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12520 is not bool, boolify the whole *expr_p and convert to the desired type.
12522 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12524 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12525 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12526 Add omp_private_outer_ref hook, add another argument to
12527 omp_clause_default_ctor hook.
12528 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12529 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12530 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12531 hook_tree_tree_tree_tree_null.
12532 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12533 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12534 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12535 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12536 * tree.def (OMP_TASK): New tree code.
12537 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12538 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12539 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12540 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12541 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12542 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12543 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12544 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12545 (OMP_DIRECTIVE_P): Add OMP_TASK.
12546 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12547 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12548 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12549 and OMP_CLAUSE_UNTIED entries.
12550 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12552 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12553 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12554 * tree-pretty-print.c (dump_omp_clause): Handle
12555 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12556 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12557 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12558 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12559 warning about unsigned iterators. Change decl/init/cond/incr
12560 arguments to TREE_VECs, check arguments for all collapsed loops.
12561 (c_finish_omp_taskwait): New function.
12562 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12564 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12565 default_function_array_conversion on init. Add par_clauses argument.
12566 If decl is present in parallel's lastprivate clause, change it to
12567 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12568 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12569 collapse count in clauses.
12570 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12571 c_parser_omp_for_loop callers.
12572 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12573 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12574 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12575 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12577 (c_parser_omp_clause_schedule): Handle schedule(auto).
12578 Include correct location in the error message.
12579 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12580 and PRAGMA_OMP_CLAUSE_UNTIED.
12581 (OMP_TASK_CLAUSE_MASK): Define.
12582 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12583 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12584 * tree-nested.c (convert_nonlocal_omp_clauses,
12585 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12586 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12587 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12588 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12590 (conver_nonlocal_reference, convert_local_reference,
12591 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12592 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12593 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12594 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12595 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12596 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12597 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12598 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12599 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12601 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12602 * c-common.h (c_finish_omp_taskwait): New prototype.
12603 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12604 * tree-parloops.c (create_parallel_loop): Create 1 entry
12605 vectors for OMP_FOR_{INIT,COND,INCR}.
12606 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12607 (make_edges): Handle OMP_TASK.
12608 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12609 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12610 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12611 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12612 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12613 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12614 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12615 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12616 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12617 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12618 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12619 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12620 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12621 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12622 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12623 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12624 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12625 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12626 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12627 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12628 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12629 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12630 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12631 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12632 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12633 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12634 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12635 original iterator is present in lastprivate clause or if
12636 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12637 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12638 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12639 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12640 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12641 if it is set, lookup var in outer contexts too. Handle
12642 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12643 to be implicitly determined firstprivate for task regions.
12644 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12645 if it is set, lookup var in outer contexts too. Set
12646 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12647 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12648 OMP_CLAUSE_UNTIED. Take region_type as last argument
12649 instead of in_parallel and in_combined_parallel.
12650 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12652 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12653 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12654 (new_omp_context): Set default_kind to
12655 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12656 (omp_region_type): New enum.
12657 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12658 fields, add region_type.
12659 (new_omp_context): Take region_type as argument instead of is_parallel
12660 and is_combined_parallel.
12661 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12662 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12663 ctx->is_combined_parallel checks.
12664 (gimplify_omp_task): New function.
12665 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12667 * omp-low.c (extract_omp_for_data): Use schedule(static)
12668 for schedule(auto). Handle pointer and unsigned iterators.
12669 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12670 Add loops argument. Extract data for collapsed OMP_FOR loops.
12671 (expand_parallel_call): Assert sched_kind isn't auto,
12672 map runtime schedule to index 3.
12673 (struct omp_for_data_loop): New type.
12674 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12675 Add loop, loops, collapse and iter_type fields.
12676 (workshare_safe_to_combine_p): Disallow combined for if
12677 iter_type is unsigned long long. Don't combine collapse > 1 loops
12678 unless all bounds and steps are constant. Adjust extract_omp_for_data
12680 (expand_omp_for_generic): Handle pointer, unsigned and long long
12681 iterators. Handle collapsed OMP_FOR loops. Adjust
12682 for struct omp_for_data changes. If libgomp function doesn't return
12683 boolean_type_node, add comparison of the return value with 0.
12684 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12685 pointer, unsigned and long long iterators. Adjust for struct
12686 omp_for_data changes.
12687 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12688 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12689 unsigned long long. Allocate loops array, pass it to
12690 extract_omp_for_data. For collapse > 1 loops use always
12691 expand_omp_for_generic.
12692 (omp_context): Add sfield_map and srecord_type fields.
12693 (is_task_ctx, lookup_sfield): New functions.
12694 (use_pointer_for_field): Use is_task_ctx helper. Change first
12695 argument's type from const_tree to tree. Clarify comment.
12696 In OMP_TASK disallow copy-in/out sharing.
12697 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12698 (install_var_field): Add mask argument. Populate both record_type
12699 and srecord_type if needed.
12700 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12702 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12703 and DECL_FIELD_OFFSET.
12704 (scan_sharing_clauses): Adjust install_var_field callers. For
12705 firstprivate clauses on explicit tasks allocate the var by value in
12706 record_type unconditionally, rather than by reference.
12707 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12708 Use is_taskreg_ctx instead of is_parallel_ctx.
12709 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12710 (create_omp_child_function_name): Add task_copy argument, use
12711 *_omp_cpyfn* names if it is true.
12712 (create_omp_child_function): Add task_copy argument, if true create
12713 *_omp_cpyfn* helper function.
12714 (scan_omp_parallel): Adjust create_omp_child_function callers.
12715 Rename parallel_nesting_level to taskreg_nesting_level.
12716 (scan_omp_task): New function.
12717 (lower_rec_input_clauses): Don't run constructors for firstprivate
12718 explicit task vars which are initialized by *_omp_cpyfn*.
12719 Pass outer var ref to omp_clause_default_ctor hook if
12720 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12721 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12722 OMP_CLAUSE_REDUCTION_INIT.
12723 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12724 avoid duplicate setting of fields. Handle
12725 OMP_CLAUSE_PRIVATE_OUTER_REF.
12726 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12727 copy-out if TREE_READONLY, only copy-in.
12728 (expand_task_copyfn): New function.
12729 (expand_task_call): New function.
12730 (struct omp_taskcopy_context): New type.
12731 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12733 (lower_omp_parallel): Rename to...
12734 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12735 Call create_task_copyfn if srecord_type is needed. Adjust
12737 (task_shared_vars): New variable.
12738 (check_omp_nesting_restrictions): Warn if work-sharing,
12739 barrier, master or ordered region is closely nested inside OMP_TASK.
12740 Add warnings for barrier if closely nested inside of work-sharing,
12741 ordered, or master region.
12742 (scan_omp_1): Call check_omp_nesting_restrictions even for
12743 GOMP_barrier calls. Rename parallel_nesting_level to
12744 taskreg_nesting_level. Handle OMP_TASK.
12745 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12746 work-sharing construct, continue looking for them on parent parallel
12748 (lower_omp_for_lastprivate): Add lastprivate clauses
12749 to the beginning of dlist rather than end. Adjust for struct
12750 omp_for_data changes.
12751 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12752 not after it. Handle collapsed OMP_FOR loops, adjust for
12753 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12754 (get_ws_args_for): Adjust extract_omp_for_data caller.
12755 (scan_omp_for): Handle collapsed OMP_FOR
12756 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12757 (lower_omp_single_simple): If libgomp function doesn't return
12758 boolean_type_node, add comparison of the return value with 0.
12759 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12760 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12761 (parallel_nesting_level): Rename to...
12762 (taskreg_nesting_level): ... this.
12763 (is_taskreg_ctx): New function.
12764 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12765 of is_parallel_ctx.
12766 (execute_lower_omp): Rename parallel_nesting_level to
12767 taskreg_nesting_level.
12768 (expand_omp_parallel): Rename to...
12769 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12770 Call omp_task_call for OMP_TASK regions.
12771 (expand_omp): Adjust caller, handle OMP_TASK.
12772 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12774 * bitmap.c (bitmap_default_obstack_depth): New variable.
12775 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12776 if argument is NULL and bitmap_default_obstack is already initialized.
12777 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12779 * matrix-reorg.c (matrix_reorg): Likewise.
12781 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12783 * config/i386/i386.md (*indirect_jump): Macroize using P
12784 mode iterator. Remove !TARGET_64BIT from insn constraints.
12785 (*tablejump_1): Ditto.
12786 (*indirect_jump_rex64): Remove insn pattern.
12787 (*tablejump_1_rex64): Ditto.
12788 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12789 and eh_return_si insn patterns.
12791 2008-06-06 Richard Guenther <rguenther@suse.de>
12793 * tree-ssa-structalias.c (merge_smts_into): Remove.
12794 (find_what_p_points_to): Do not bother to compute the
12795 points-to set for pt_anything pointers.
12796 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12797 for pt_anything pointers is ok.
12799 2008-06-06 Jan Hubicka <jh@suse.cz>
12801 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12803 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12805 * cgraph.c: Fix typos in comments.
12806 (cgraph_availability_names): Fix string typo.
12807 * fold-const.c: Fix typos in comments.
12808 (fold_binary): Fix typo in warning.
12809 * genautomata.c: Fix typos in comments.
12810 (check_presence_pattern_sets): Fix typo in local variable.
12811 (output_description): Fix typo in output.
12812 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12813 * hwint.h: Likewise.
12814 * matrix-reorg.c (check_allocation_function): Likewise.
12815 * omega.c (smooth_weird_equations): Likewise.
12816 * auto-inc-dec.c: Fix typos in comments.
12817 * bb-reorder.c: Likewise.
12818 * builtins.c: Likewise.
12819 * c-common.c: Likewise.
12820 * c-cppbuiltin.c: Likewise.
12821 * c-parser.c: Likewise.
12822 * c-pretty-print.c: Likewise.
12823 * cfgcleanup.c: Likewise.
12824 * cfgexpand.c: Likewise.
12825 * cfghooks.c: Likewise.
12826 * cfglayout.c: Likewise.
12827 * cfgloopmanip.c: Likewise.
12828 * cgraphunit.c: Likewise.
12829 * coverage.c: Likewise.
12830 * dbxout.c: Likewise.
12831 * df-byte-scan.c: Likewise.
12832 * df-core.c: Likewise.
12833 * df-problems.c: Likewise.
12834 * df-scan.c: Likewise.
12836 * dominance.c: Likewise.
12837 * domwalk.c: Likewise.
12839 * dwarf2out.c: Likewise.
12840 * emit-rtl.c: Likewise.
12841 * et-forest.c: Likewise.
12842 * function.c: Likewise.
12843 * function.h: Likewise.
12845 * gcov-io.c: Likewise.
12846 * gcov.c: Likewise.
12847 * gcse.c: Likewise.
12848 * genattrtab.c: Likewise.
12849 * ggc-page.c: Likewise.
12850 * gimplify.c: Likewise.
12851 * gthr-lynx.h: Likewise.
12852 * haifa-sched.c: Likewise.
12853 * ipa-cp.c: Likewise.
12854 * ipa-inline.c: Likewise.
12855 * ipa-prop.h: Likewise.
12856 * ipa-pure-const.c: Likewise.
12857 * ipa-struct-reorg.c: Likewise.
12858 * ipa-struct-reorg.h: Likewise.
12859 * ipa-type-escape.c: Likewise.
12861 * loop-doloop.c: Likewise.
12862 * mips-tfile.c: Likewise.
12863 * mkmap-flat.awk: Likewise.
12864 * mkmap-symver.awk: Likewise.
12865 * modulo-sched.c: Likewise.
12866 * omp-low.c: Likewise.
12867 * optabs.c: Likewise.
12868 * optabs.h: Likewise.
12869 * opts.c: Likewise.
12870 * passes.c: Likewise.
12871 * postreload-gcse.c: Likewise.
12872 * postreload.c: Likewise.
12873 * predict.c: Likewise.
12874 * pretty-print.h: Likewise.
12875 * profile.c: Likewise.
12876 * protoize.c: Likewise.
12877 * ra-conflict.c: Likewise.
12878 * real.c: Likewise.
12879 * recog.c: Likewise.
12880 * regclass.c: Likewise.
12881 * regs.h: Likewise.
12882 * reload.c: Likewise.
12883 * rtl-error.c: Likewise.
12884 * rtlanal.c: Likewise.
12885 * scan.h: Likewise.
12886 * sched-rgn.c: Likewise.
12888 * stmt.c: Likewise.
12889 * target.h: Likewise.
12890 * tree-dfa.c: Likewise.
12891 * tree-eh.c: Likewise.
12892 * tree-flow-inline.h: Likewise.
12893 * tree-inline.c: Likewise.
12894 * tree-into-ssa.c: Likewise.
12895 * tree-loop-distribution.c: Likewise.
12896 * tree-nested.c: Likewise.
12897 * tree-parloops.c: Likewise.
12898 * tree-pass.h: Likewise.
12899 * tree-pretty-print.c: Likewise.
12900 * tree-profile.c: Likewise.
12901 * tree-scalar-evolution.c: Likewise.
12902 * tree-sra.c: Likewise.
12903 * tree-ssa-alias-warnings.c: Likewise.
12904 * tree-ssa-ccp.c: Likewise.
12905 * tree-ssa-coalesce.c: Likewise.
12906 * tree-ssa-dom.c: Likewise.
12907 * tree-ssa-dse.c: Likewise.
12908 * tree-ssa-forwprop.c: Likewise.
12909 * tree-ssa-live.c: Likewise.
12910 * tree-ssa-live.h: Likewise.
12911 * tree-ssa-loop-im.c: Likewise.
12912 * tree-ssa-loop-ivopts.c: Likewise.
12913 * tree-ssa-loop-niter.c: Likewise.
12914 * tree-ssa-loop-prefetch.c: Likewise.
12915 * tree-ssa-phiopt.c: Likewise.
12916 * tree-ssa-phiprop.c: Likewise.
12917 * tree-ssa-sccvn.c: Likewise.
12918 * tree-ssa-ter.c: Likewise.
12919 * tree-ssa-threadupdate.c: Likewise.
12920 * tree-ssa.c: Likewise.
12921 * tree-vect-analyze.c: Likewise.
12922 * tree-vect-transform.c: Likewise.
12923 * tree-vectorizer.c: Likewise.
12924 * tree-vn.c: Likewise.
12925 * tree-vrp.c: Likewise.
12926 * tree.c: Likewise.
12927 * tree.def: Likewise.
12928 * tree.h: Likewise.
12929 * unwind-dw2-fde.c: Likewise.
12930 * unwind.inc: Likewise.
12931 * value-prof.c: Likewise.
12932 * vmsdbgout.c: Likewise.
12934 2008-06-05 David Edelsohn <edelsohn@gnu.org>
12936 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
12937 always place FP constants in the TOC for TARGET_POWERPC64.
12938 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
12940 2008-06-05 Joseph Myers <joseph@codesourcery.com>
12942 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
12943 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
12944 enable for TARGET_E500_DOUBLE.
12945 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
12946 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
12947 floating-point modes like integer modes for E500 double.
12948 (rs6000_legitimate_offset_address_p): Likewise.
12949 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
12950 addressing for DDmode for E500 double.
12951 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
12952 modes as using 64-bits of registers for E500 double.
12953 (spe_build_register_parallel): Do not handle DDmode or TDmode.
12954 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
12955 specially for E500 double.
12956 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
12957 TDmode for E500 double.
12958 (rs6000_gimplify_va_arg): Only handle SDmode in registers
12959 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
12960 (rs6000_split_multireg_move): Do not handle TDmode specially for
12962 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
12963 using 64-bit registers for E500 double.
12964 (emit_frame_save): Do not handle DDmode specially for E500 double.
12965 (gen_frame_mem_offset): Likewise.
12966 (rs6000_function_value): Do not call spe_build_register_parallel
12967 for DDmode or TDmode.
12968 (rs6000_libcall_value): Likewise.
12969 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
12970 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
12973 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
12975 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
12978 2008-06-04 Junjie Gu <jgu@tensilica.com>
12980 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
12981 comparison for frame pointers.
12983 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12986 * config/avr/avr.h (PUSH_ROUNDING): Remove.
12988 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12991 * builtins.c (expand_builtin_signbit): Don't take lowpart when
12992 register is already smaller or equal to required mode.
12994 2008-06-04 Xinliang David Li <davidxl@google.com>
12996 * tree-call-cdce.c: New file.
12997 (cond_dead_built_in_calls): New static variable.
12998 (input_domain): New struct.
12999 (check_pow): New function.
13000 (check_builtin_call): Ditto.
13001 (check_target_format): Ditto.
13002 (is_call_dce_candidate): Ditto.
13003 (gen_one_condition): Ditto.
13004 (gen_conditions_for_domain): Ditto.
13005 (get_domain): Ditto.
13006 (gen_conditions_for_pow_cst_base): Ditto.
13007 (gen_conditions_for_pow_int_base): Ditto.
13008 (gen_conditions_for_pow): Ditto.
13009 (get_no_error_domain): Ditto.
13010 (gen_shrink_wrap_conditions): Ditto.
13011 (shrink_wrap_one_built_in_call): Ditto.
13012 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13013 (tree_call_cdce): Ditto.
13014 (gate_call_cdce): Ditto.
13015 (pass_call_cdce): New gimple pass.
13016 * passes.c: (init_optimization_passes): New pass.
13017 * tree-pass.h: New pass declaration.
13018 * opts.c (decode_options): New flag setting.
13019 * common.opt: Add -ftree-builtin-call-dce flag.
13020 * Makefile.in: Add new source file.
13021 * tempvar.def: New tv_id.
13022 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13024 2008-06-04 Richard Guenther <rguenther@suse.de>
13026 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13027 (is_call_clobbered): Always check var_ann->call_clobbered.
13028 (mark_call_clobbered): Always set var_ann->call_clobbered.
13029 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13030 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13031 (reset_alias_info): Clear call clobbering info on MTAGs and
13033 (set_pt_anything): Set pt_global_mem.
13034 (create_tag_raw): Adjust comment.
13035 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13037 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13038 Maxim Kuvyrkov <maxim@codesourcery.com>
13040 * config/m68k/m68k.opt (mxgot): New option.
13041 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13042 (m68k_output_addr_const_extra): New.
13043 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13044 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13045 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13046 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13048 2008-06-04 Richard Guenther <rguenther@suse.de>
13050 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13051 negative or non-representable offsets.
13053 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13055 * config/i386/i386.c (ix86_gen_leave): New.
13056 (ix86_gen_pop1): Likewise.
13057 (ix86_gen_add3): Likewise.
13058 (ix86_gen_sub3): Likewise.
13059 (ix86_gen_sub3_carry): Likewise.
13060 (ix86_gen_one_cmpl2): Likewise.
13061 (ix86_gen_monitor): Likewise.
13062 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13063 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13064 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13065 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13066 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13067 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13068 (ix86_expand_epilogue): Updated.
13069 (print_operand): Handle integer register operand for 'z'.
13070 (ix86_expand_strlensi_unroll_1): Likewise.
13071 (ix86_expand_strlen): Likewise.
13072 (ix86_expand_builtin): Likewise.
13073 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13074 mov{q}/mov{l} and add{q}/add{l}.
13076 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13078 * config/i386/i386.md (P): New mode iterator.
13079 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13080 using P mode iterator.
13081 (DFmode push_operand splitter): Ditto.
13082 (XFmode push_operand splitter): Ditto.
13083 (DFmode float_extend SFmode push_operand splitter): Ditto.
13084 (XFmode float_extend SFmode push_operand splitter): Do not generate
13085 SImode pushes for 64bit target. Macroize Dimode and SImode
13086 pushes using P mode iterator.
13087 (XFmode float_extend DFmode push_operand splitter): Ditto.
13089 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13091 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13092 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13093 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13094 return type to int.
13095 (ix86_call_abi_override): Remove check for call_used_regs.
13097 2008-06-03 Richard Guenther <rguenther@suse.de>
13099 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13100 for the lhs of calls if the return type contains pointers.
13102 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13104 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13105 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13106 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13107 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13108 of cfun and DEFAULT_ABI to deceide abi mode.
13109 (DEFAULT_ABI): New.
13110 (REG_PARM_STACK_SPACE): Removed.
13111 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13112 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13113 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13114 (ix86_function_abi): Likewise.
13115 (ix86_function_type_abi): Likewise.
13116 (ix86_call_abi_override): Likewise.
13117 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13118 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13119 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13120 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13122 (X86_64_REGPARM_MAX): New.
13123 (X86_64_SSE_REGPARM_MAX): New.
13124 (X64_REGPARM_MAX): New.
13125 (X64_SSE_REGPARM_MAX): New.
13126 (X86_32_REGPARM_MAX): New.
13127 (X86_32_SSE_REGPARM_MAX): New.
13128 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13129 (ix86_function_regparm): Handle user calling abi.
13130 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13131 by DEFAULT_ABI versus SYSV_ABI check.
13132 (ix86_reg_parm_stack_space): New.
13133 (ix86_function_type_abi): New.
13134 (ix86_call_abi_override): New.
13135 (ix86_function_abi): New.
13136 (ix86_cfun_abi): New.
13137 (init_cumulative_args): Call abi specific initialization.
13138 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13139 (function_arg_64): Extend SSE_REGPARM_MAX check.
13140 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13141 (ix86_pass_by_reference): Likewise.
13142 (ix86_function_value_regno_p): Likewise.
13143 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13144 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13145 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13146 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13147 (setup_incoming_varargs_64): Adjust regparm for call abi.
13148 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13149 (ix86_va_start): Likewise.
13150 (ix86_gimplify_va_arg): Likewise.
13151 (ix86_expand_prologue): Likewise.
13152 (output_pic_addr_const): Likewise.
13153 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13154 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13155 (x86_output_mi_thunk): Likewise.
13156 (x86_function_profiler): Likewise.
13157 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13158 (SYSV_ABI, MS_ABI): New constants.
13159 (DEFAULT_ABI): New.
13160 (init_regs): Add prototype of function in regclass.c file.
13161 (OVERRIDE_ABI_FORMAT): New.
13162 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13163 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13164 (OUTGOING_REG_PARM_STACK_SPACE): New.
13165 (ix86_reg_parm_stack_space): New prototype.
13166 (CUMULATIVE_ARGS): Add call_abi member.
13167 (machine_function): Add call_abi member.
13168 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13169 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13171 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13174 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13175 (avr_builtin_setjmp_frame_value): New function.
13176 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13177 (nonlocal_goto): Define.
13179 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13181 * config/mips/mips.c (mips_emit_loadgp): Return early if
13182 there is nothing do to, otherwise emit a blockage if
13183 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13184 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13186 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13188 * configure.ac: Drop unneeded backslash ending up in config.in.
13189 * acinclude.m4: Likewise.
13190 * config.in: Regenerate.
13192 2008-05-26 Jan Hubicka <jh@suse.cz>
13194 * predict.c (maybe_hot_frequency_p): Break out of...
13195 (maybe_hot_bb_p): ... here.
13196 (maybe_hot_edge_p): New.
13197 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13198 * basic-block.h (maybe_hot_edge_p): Declare.
13200 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13202 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13203 (*cmpfp_<mode>_cc): Ditto.
13204 (*fp_jcc_8<mode>_387): Ditto.
13205 (*fop_<MODEF:mode>_2_i387): Ditto.
13206 (*fop_<MODEF:mode>_3_i387): Ditto.
13207 (*fop_xf_2_i387): Ditto.
13208 (*fop_xf_3_i387): Ditto.
13210 2008-06-02 Tomas Bily <tbily@suse.cz>
13212 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13214 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13216 * config/mips/mips.c (mips_valid_offset_p): New function.
13217 (mips_valid_lo_sum_p): Likewise.
13218 (mips_classify_address): Use them.
13219 (mips_force_address): New function.
13220 (mips_legitimize_address): Use it.
13221 * config/mips/mips.md (MOVE128): New mode iterator.
13222 (movtf): Require TARGET_64BIT. Remove empty strings.
13223 (*movtf_internal): Rename to...
13224 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13225 of "R" and use {,fp}{load,store} attributes instead of "multi".
13226 Use a separate define_split.
13227 (*movtf_mips16): New pattern.
13229 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13231 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13232 * config/mips/mips.c (mips_expand_before_return): New function.
13233 (mips_expand_epilogue): Call it.
13234 * config/mips/mips.md (return): Turn into a define_expand.
13235 (*return): New insn.
13237 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13239 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13240 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13241 functions. Do not emit uses and clobbers of CONCATs; individually
13242 use and clobber their operands.
13243 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13244 gen_clobber, emit_use and gen_use.
13245 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13246 (expand_builtin_return): Likewise.
13247 * cfgbuild.c (count_basic_blocks): Likewise.
13248 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13249 * explow.c (emit_stack_restore): Likewise.
13250 * expmed.c (extract_bit_field_1): Likewise.
13251 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13252 (emit_move_multi_word, store_constructor): Likewise.
13253 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13254 (thread_prologue_and_epilogue_insns): Likewise.
13255 * lower-subreg.c (resolve_simple_move): Likewise.
13256 * optabs.c (widen_operand, expand_binop): Likewise.
13257 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13258 * reload.c (find_reloads): Likewise.
13259 * reload1.c (eliminate_regs_in_insn): Likewise.
13260 * stmt.c (expand_nl_goto_receiver): Likewise.
13261 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13262 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13263 * config/arm/arm.c (arm_load_pic_register): Likewise.
13264 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13265 * config/arm/arm.md (untyped_return): Likewise.
13266 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13267 * config/avr/avr.c (expand_prologue): Likewise.
13268 * config/bfin/bfin.c (do_unlink): Likewise.
13269 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13270 * config/cris/cris.c (cris_expand_prologue): Likewise.
13271 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13272 (machopic_legitimize_pic_address): Likewise.
13273 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13274 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13275 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13276 (ix86_expand_convert_uns_didf_sse): Likewise.
13277 (ix86_expand_vector_init_general): Likewise.
13278 * config/ia64/ia64.md (eh_epilogue): Likewise.
13279 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13280 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13281 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13282 (config/iq2000/iq2000.c): Likewise.
13283 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13284 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13285 (builtin_longjmp): Likewise.
13286 * config/mn10300/mn10300.md (call, call_value): Likewise.
13287 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13288 * config/pdp11/pdp11.md (abshi2): Likewise.
13289 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13290 * config/s390/s390.c (s390_emit_prologue): Likewise.
13291 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13292 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13293 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13294 * config/sh/sh.c (prepare_move_operands): Likewise.
13295 (output_stack_adjust, sh_expand_epilogue): Likewise.
13296 (sh_set_return_address, sh_expand_t_scc): Likewise.
13297 * config/sparc/sparc.c (load_pic_register): Likewise.
13298 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13299 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13300 * config/v850/v850.c (expand_epilogue): Likewise.
13302 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13304 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13305 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13306 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13307 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13308 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13309 stack pointer register.
13310 (output_movhi): Remove code for interrupt specific writing to the
13311 stack pointer register.
13313 2008-05-31 Richard Guenther <rguenther@suse.de>
13315 PR tree-optimization/34244
13316 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13317 (tree_expr_nonzero_warnv_p): Likewise.
13318 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13319 ssa_name_nonnegative_p.
13320 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13321 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13322 not tree_expr_nonzero_warnv_p.
13324 PR tree-optimization/36262
13326 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13328 PR tree-optimization/34244
13329 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13330 (record_numbers_of_iterations): New function.
13331 (execute_vrp): Cache the numbers of iterations of loops.
13332 * tree-scalar-evolution.c (scev_reset_except_niters):
13334 (scev_reset): Use scev_reset_except_niters.
13335 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13337 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13339 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13340 __WORKAROUND_RETS when appropriate.
13342 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13344 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13345 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13347 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13348 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13349 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13350 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13351 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13352 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13353 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13354 *fop_df_1_sse insn patterns using MODEF mode iterator.
13355 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13356 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13357 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13358 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13359 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13360 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13361 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13362 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13363 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13364 (*fop_xf_5_i387): Ditto.
13365 (*fop_xf_6_i387): Ditto.
13367 2008-05-30 Richard Guenther <rguenther@suse.de>
13369 * builtins.c (build_string_literal): Avoid generating
13370 a non-gimple_val result.
13372 2008-05-30 DJ Delorie <dj@redhat.com>
13374 * exec-tool.in: Use an environment variable (private) instead of a
13375 file (shared) as a semaphore, so as to not break parallel builds.
13377 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13379 * optabs.c (maybe_encapsulate_block): Remove.
13380 (emit_libcall_block): Adjust accordingly.
13381 * optabs.h (maybe_encapsulate_block): Remove prototype.
13383 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13384 Don't use maybe_encapsulate_block.
13386 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13388 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13389 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13390 rtx is a SYMBOL_REF before calling get_pool_constant.
13392 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13394 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13396 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13398 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13399 rather than OS names to choose INO_T_EQ definition.
13400 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13401 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13403 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13406 * config/darwin-f.c: New.
13407 * config/t-darwin: Added rule to build darwin-f.o.
13408 * config.gcc: Defined new variable, fortran_target_objs.
13409 (*-*-darwin*): Set fortran_target_objs.
13410 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13411 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13412 * configure: Regenerated.
13414 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13417 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13418 canonical type if needed.
13420 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13422 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13424 2008-05-29 Richard Guenther <rguenther@suse.de>
13426 PR tree-optimization/36343
13427 PR tree-optimization/36346
13428 PR tree-optimization/36347
13429 * tree-flow.h (clobber_what_p_points_to): Declare.
13430 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13431 pointed-to variable is dereferenced is irrelevant to whether
13432 the pointer can access the pointed-to variable.
13433 (clobber_what_p_points_to): New function.
13434 * tree-ssa-alias.c (set_initial_properties): Use it.
13435 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13436 call clobber check for NMTs.
13438 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13440 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13441 for printing gcov_type.
13443 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13445 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13446 and the eh region information.
13447 * value-prof.c (gimple_move_stmt_histograms): New function.
13448 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13450 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13452 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13454 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13456 * value-prof.c (tree_ic_transform): Print counts.
13457 * tree-profile.c (tree_gen_ic_func_profiler):
13458 Clear __gcov_indreict_call_callee variable to avoid misattribution
13461 2008-05-28 Rafael EspÃndola <espindola@google.com>
13463 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13466 2008-05-28 Richard Guenther <rguenther@suse.de>
13468 PR tree-optimization/36339
13469 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13470 and clobbering code out of the loop.
13472 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13474 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13477 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13478 s390_contiguous_bitmask_p, s390_symref_operand_p,
13479 s390_check_symref_alignment, s390_reload_larl_operand,
13480 s390_reload_symref_address): New functions.
13481 (s390_branch_condition_mnemonic): Support compare and branch
13483 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13484 and 'W' constraints.
13485 (s390_secondary_reload): Add secondary reloads for unaligned
13486 symbol refs or symbol refs to floating point or QI/TI mode
13488 (legitimate_address_p): Accept symbol references as addresses.
13489 (s390_expand_insv): Use rotate and insert selected bits
13490 instruction for insv when building for z10.
13491 (print_operand_address): Handle symbol ref addresses.
13492 (print_operand): Output modifier 'c' added for signed byte values.
13493 (s390_encode_section_info): Mark symbol refs with
13494 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13496 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13497 (length attribute): RRF, RRR have 4 byte length.
13498 (FPALL, INTALL): New mode iterators added.
13499 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13500 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13501 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13502 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13503 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13504 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13505 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13506 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13508 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13509 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13510 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13511 reload<INTALL:mode><P:mode>_toreg_z10,
13512 reload<FPALL:mode><P:mode>_tomem_z10,
13513 reload<FPALL:mode><P:mode>_toreg_z10,
13514 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13515 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13516 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13517 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13519 (movmem, clrmem, cmpmem): New splitters added.
13521 * config/s390/predicates.md (larl_operand): Use
13522 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13523 SYMBOL_REF_ALIGN1_P.
13524 (s390_signed_integer_comparison,
13525 s390_unsigned_integer_comparison): New predicates.
13527 * config/s390/s390-protos.h (s390_check_symref_alignment,
13528 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13529 s390_reload_symref_address,
13530 s390_compare_and_branch_condition_mask): Prototypes added.
13532 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13533 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13534 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13536 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13538 * config/s390/s390.c (z10_cost): New cost function for z10.
13539 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13540 (s390_issue_rate): Adjust issue rate for z10.
13541 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13542 (processor_flags): Add PF_Z10.
13543 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13544 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13545 * gcc/config.gcc: Add z10.
13547 2008-05-28 Richard Guenther <rguenther@suse.de>
13549 PR tree-optimization/36291
13550 * tree-flow. h (struct gimple_df): Remove var_anns member.
13551 * tree-flow-inline.h (gimple_var_anns): Remove.
13552 (var_ann): Simplify.
13553 * tree-dfa.c (create_var_ann): Simplify.
13554 (remove_referenced_var): Clear alias info from var_anns of globals.
13555 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13556 (delete_tree_ssa): Clear alias info from var_anns of globals.
13557 Do not free var_anns.
13558 (var_ann_eq): Remove.
13559 (var_ann_hash): Likewise.
13561 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13563 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13564 and loongson2f entries.
13565 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13566 * config/mips/mips.h (processor_type): Add Loongson-2E
13567 and Loongson-2F entries.
13568 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13569 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13570 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13571 * doc/invoke.texi (MIPS Options): Document loongson2e
13572 and loongson2f processor names.
13574 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13578 * config/i386/i386.c (ix86_function_arg_boundary): Use
13579 alignment of canonical type.
13580 (ix86_expand_vector_move): Check unaligned memory access for
13583 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13585 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13586 Moved to the front of file.
13588 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13589 H.J. Lu <hongjiu.lu@intel.com>
13591 * dwarf2out.c (current_fde): New.
13593 (lookup_cfa:): Likewise.
13594 (dwarf2out_end_epilogue): Likewise.
13595 (dwarf2out_note_section_used): Likewise.
13597 2008-05-27 Michael Matz <matz@suse.de>
13600 * c.opt (Wenum-compare): New warning option.
13601 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13603 2008-05-27 Michael Matz <matz@suse.de>
13605 PR middle-end/36326
13606 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13608 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13609 into memory as tail calls.
13611 2008-05-27 Richard Guenther <rguenther@suse.de>
13613 PR tree-optimization/36339
13614 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13615 pointers cause all addressable variables to be call clobbered.
13617 2008-05-27 Richard Guenther <rguenther@suse.de>
13619 PR tree-optimization/36245
13620 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13622 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13624 * config/s390/s390.md: Replace all occurences of the 'm'
13625 constraint with 'RT'.
13627 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13629 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13631 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13633 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13634 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13635 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13637 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13639 * reload.c: (find_reloads): Skip alternatives according to the
13640 "enabled" attribute. Constify the constraint variable.
13641 * recog.c (get_attr_enabled): Add default implementation.
13642 (extract_insn): Set the alternative_enabled_p array
13643 in the recog_data struct.
13644 (preprocess_constraints, constrain_operands): Skip
13645 alternatives according to the "enabled" attribute
13646 * recog.h (struct recog_data): New field alternative_enabled_p.
13647 (skip_alternative): New inline function.
13648 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13649 (record_reg_classes): Skip alternative according to the
13650 "enabled" attribute.
13652 * doc/md.texi: Add documention for the "enabled" attribute.
13654 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13656 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13657 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13658 constraint with TARGET_MEM_CONSTRAINT.
13659 * recog.c (asm_operand_ok, preprocess_constraints,
13660 constrain_operands): Likewise.
13661 * regclass.c (record_reg_classes): Likewise.
13662 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13663 * reload1.c (maybe_fix_stack_asms): Likewise.
13664 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13665 * recog.h: Adjust comment.
13666 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13667 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13668 * doc/md.texi: Add a note to description of 'm' constraint.
13669 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13671 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13673 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13674 that the bitfield is of integral type before testing its precision.
13676 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13677 Sa Liu <saliu@de.ibm.com>
13679 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13680 __modti3, __udivti3, __umodti3 and __udivmodti4.
13681 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13682 that implement TImode mul and div functions.
13683 * config/spu/multi3.c: New. Implement __multi3.
13684 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13685 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13688 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13690 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13691 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13692 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13693 tls_sysv_suffix): New mode and mode attribute iterators.
13694 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13695 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13696 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13697 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13698 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13701 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13703 PR tree-optimization/36329
13704 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13705 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13706 * cgraphbuild.c (initialize_inline_failed): Use the latter
13707 macro in lieu of the former.
13708 * ipa-inline.c (cgraph_mark_inline): Likewise.
13709 (cgraph_decide_inlining_of_small_function): Likewise.
13710 (cgraph_decide_inlining): Likewise.
13711 (cgraph_decide_inlining_incrementally): Likewise.
13713 2008-05-26 Tristan Gingold <gingold@adacore.com>
13714 Anatoly Sokolov <aesok@post.ru>
13716 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13717 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13718 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13719 optimization for 'avr6' architecture.
13721 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13724 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13726 2008-05-26 Richard Guenther <rguenther@suse.de>
13728 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13729 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13731 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13733 PR middle-end/36253
13734 * caller-save.c (insert_restore): Verify alignment of spill space.
13735 (insert_save): Likewise.
13736 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13737 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13738 (STACK_SLOT_ALIGNMENT): Likewise.
13739 * function.c (LOCAL_ALIGNMENT): Removed.
13740 (get_stack_local_alignment): New.
13741 (assign_stack_local): Use it. Set alignment on stack slot.
13742 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13743 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13744 (STACK_SLOT_ALIGNMENT): New.
13745 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13746 stack slot in XFmode.
13748 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13750 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13753 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13754 argument operand in rax isn't removed.
13756 2008-05-26 Richard Guenther <rguenther@suse.de>
13758 PR middle-end/36300
13759 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13760 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13762 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13765 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13767 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13769 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13770 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13772 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13774 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13775 build a trampoline if we don't want one.
13776 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13777 return zero for nested functions if we don't want a trampoline.
13779 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13781 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13783 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13786 * c.opt: Removed undocumented option '-lang-fortran'.
13787 * c-common.h: Removed global variable 'lang_fortran'.
13788 * c-opts.c (c_common_handle_option): Removed code to handle
13789 option '-lang-fortran'. Updated includes.
13790 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13791 definition of '__GFORTRAN__'.
13792 (define__GNUC__): Reimplemented to use BASEVER and
13793 cpp_define_formatted.
13794 (builtin_define_with_value_n): Removed.
13795 * c-incpath.h: Renamed to ...
13796 * incpath.h: ... this.
13797 * c-incpath.c: Renamed to ...
13798 * incpath.c: ... this. Updated includes.
13799 * fix-header.c: Updated includes.
13800 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13801 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13802 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13804 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13806 * tree.h: Update the table of flags used on tree nodes.
13807 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13808 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13809 (FORCED_LABEL): Add access check.
13810 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13811 (ASM_INPUT_P): Likewise.
13812 (ASM_VOLATILE_P): Likewise.
13813 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13814 (OMP_SECTION_LAST): Access private_flag directly.
13815 (OMP_RETURN_NOWAIT): Likewise.
13816 (OMP_PARALLEL_COMBINED): Likewise.
13817 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13818 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13819 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13820 deprecated_flag directly.
13822 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13824 * final.c (frame_pointer_needed): Removed.
13825 * flags.h (frame_pointer_needed): Likewise.
13827 * function.h (rtl_data): Add frame_pointer_needed.
13828 (frame_pointer_needed): New.
13830 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13832 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13834 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13836 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13839 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13841 * c-common.c (strip_array_types): Move function to..
13843 (get_inner_array_type): Delete.
13844 * c-common.h (strip_array_types): Move declaration to..
13846 (get_inner_array_type): Delete.
13847 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13848 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13849 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13850 * config/pa/pa.c (emit_move_sequence): Likewise.
13852 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13854 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13857 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13859 * function.c: Include target hook for nonlocal_goto frame value.
13861 2008-05-24 Richard Guenther <rguenther@suse.de>
13863 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13864 variable can be only accessed through a pointer or a union.
13866 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13868 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13869 * doc/extend.texi: Likewise.
13871 2008-05-23 DJ Delorie <dj@redhat.com>
13873 * config/m32c/jump.md (untyped_call): Add.
13875 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13876 for A24 to PSImode.
13877 (m32c_address_cost): Detail costs for indirect offsets.
13879 2008-05-23 Rafael EspÃndola <espindola@google.com>
13881 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13882 if a node is a SUBREG.
13883 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13886 2008-05-23 Paul Brook <paul@codesourcery.com>
13887 Carlos O'Donell <carlos@codesourcery.com>
13889 * doc/extend.texi: Clarify use of __attribute__((naked)).
13890 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13891 * target.h (gcc_target): Add allocate_stack_slots_for_args.
13892 * function.c (use_register_for_decl): Use
13893 targetm.calls.allocate_stack_slots_for_args.
13894 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13895 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
13896 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
13898 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
13900 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
13902 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
13904 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
13905 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
13906 is only rounded once.
13908 2008-05-23 Richard Guenther <rguenther@suse.de>
13910 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
13912 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
13913 Jakub Jelinek <jakub@redhat.com>
13916 * configure.ac: Handle --enable-cld.
13917 * configure: Regenerated.
13918 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
13919 * config/i386/i386.h (struct machine_function): Add needs_cld field.
13920 (ix86_current_function_needs_cld): New define.
13921 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
13922 (cld): New isns pattern.
13923 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
13924 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
13925 * config/i386/i386.opt (mcld): New option.
13926 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
13927 TARGET_CLD and ix86_current_function_needs_cld.
13928 (override_options): Use -mcld by default for 32-bit code if
13931 * doc/install.texi (Options specification): Document --enable-cld.
13932 * doc/invoke.texi (Machine Dependent Options)
13933 [i386 and x86-64 Options]: Add -mcld option.
13934 (Intel 386 and AMD x86-64 Options): Document -mcld option.
13936 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
13937 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
13938 (return_in_memory_64): Likewise.
13939 (return_in_memory_ms_64): Likewise.
13941 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13943 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
13944 * builtins.c (fold_builtin_fpclassify): New.
13945 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
13946 * builtins.def (BUILT_IN_FPCLASSIFY): New.
13947 * c-common.c (handle_type_generic_attribute): Adjust to accept
13948 fixed arguments before an elipsis.
13949 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
13950 * doc/extend.texi: Document __builtin_fpclassify.
13952 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
13954 * omp-low.c (gate_expand_omp_ssa): Remove.
13955 (pass_expand_omp_ssa): Remove.
13956 (gate_expand_omp): Do not check for flag_openmp_ssa.
13957 * common.opt (-fopenmp-ssa): Remove.
13958 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
13960 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
13962 * config/sh/sh.opt (mfixed-range): New option.
13963 * config/sh/sh-protos.h (sh_fix_range): Declare.
13964 * config/sh/sh.c (sh_fix_range): New function.
13965 * config/sh/sh.h (sh_fixed_range_str): Declare.
13966 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
13968 * doc/invoke.texi (SH Options): Document -mfixed-range.
13970 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
13972 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
13973 it before the redeclaration.
13975 2008-05-22 Anatoly Sokolov <aesok@post.ru>
13977 * config/avr/avr.c (get_sequence_length): Add new function.
13978 (expand_prologue, expand_epilogue): Remove duplicate code.
13980 2008-05-22 Rafael EspÃndola <espindola@google.com>
13982 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
13985 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
13987 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
13988 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
13990 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
13991 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
13992 (vect_update_misalignment_for_peel): Likewise.
13993 (vector_alignment_reachable_p): Likewise.
13994 * tree-vect-transform.c (vectorizable_load): Likewise.
13995 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
13996 (get_vectype_for_scalar_type): Pass mode of scalar_type
13997 to UNITS_PER_SIMD_WORD.
13999 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14000 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14001 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14002 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14003 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14005 2008-05-22 Ira Rosen <irar@il.ibm.com>
14007 PR tree-optimization/36293
14008 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14009 if the first load must be skipped because of a gap.
14011 2008-05-22 Richard Guenther <rguenther@suse.de>
14013 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14014 more cases of offset disambiguation that is possible if
14015 strict-aliasing rules apply.
14016 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14017 for basic offset and type-based disambiguation.
14019 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14021 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14022 ix86_expand_vector_set on V16QImode for SSE4.1.
14024 2008-05-21 Tom Tromey <tromey@redhat.com>
14026 * c.opt (Wimport): Mark as undocumented.
14027 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14029 (Warning Options): Likewise.
14030 * doc/cppopts.texi: Don't mention -Wimport.
14032 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14034 PR tree-optimization/36287
14035 PR tree-optimization/36286
14036 * lambda-code.c (build_access_matrix): Do not use the loop->num
14037 for computing the number of induction variables: use the loop depth
14040 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14043 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14044 option -f(no-)leading-underscore.
14046 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14048 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14049 GET_MODE_NUNITS (mode).
14051 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14053 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14054 (-mmulhw): Add 464 to description.
14055 (-mdlmzb): Likewise.
14056 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14057 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14059 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14060 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14061 * config/rs6000/rs6000.md: Update comments for 464.
14063 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14065 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14067 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14069 * config/i386/sse.md (vec_extractv4sf): Removed.
14070 (vec_extractv2df): Likewise.
14071 (vec_extractv2di): Likewise.
14072 (vec_extractv4si): Likewise.
14073 (vec_extractv8hi): Likewise.
14074 (vec_extractv16qi): Likewise.
14075 (vec_extract<mode>): New.
14077 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14079 * config/i386/sse.md (vec_setv4sf): Removed.
14080 (vec_setv2df): Likewise.
14081 (vec_setv2di): Likewise.
14082 (vec_setv4si): Likewise.
14083 (vec_setv8hi): Likewise.
14084 (vec_setv16qi): Likewise.
14085 (vec_set<mode>): New.
14087 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14089 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14090 goto for vec_concat and vec_interleave.
14092 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14094 * config/i386/sse.md (vec_initv4sf): Removed.
14095 (vec_initv2df): Likewise.
14096 (vec_initv2di): Likewise.
14097 (vec_initv4si): Likewise.
14098 (vec_initv8hi): Likewise.
14099 (vec_initv16qi): Likewise.
14100 (vec_init<mode>): New.
14102 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14104 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14106 2008-05-21 Tom Tromey <tromey@redhat.com>
14108 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14109 (zone_find_object_offset): Likewise.
14110 (gt_ggc_m_S): Likewise.
14111 (highest_bit): Likewise.
14112 * ggc-page.c (gt_ggc_m_S): New function.
14113 * stringpool.c (string_stack): Remove.
14114 (init_stringpool): Update.
14115 (ggc_alloc_string): Use ggc_alloc.
14116 (maybe_delete_ident): New function.
14117 (ggc_purge_stringpool): Likewise.
14118 (gt_ggc_m_S): Remove.
14119 * ggc-common.c (ggc_protect_identifiers): New global.
14120 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14121 ggc_protect_identifiers.
14122 * ggc.h (ggc_protect_identifiers): Declare.
14123 (gt_ggc_m_S): Update.
14124 (ggc_purge_stringpool): Declare.
14125 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14126 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14128 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14130 2008-05-21 David S. Miller <davem@davemloft.net>
14132 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14135 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14137 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14140 2008-05-20 David Daney <ddaney@avtrex.com>
14142 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14143 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14144 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14145 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14146 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14147 (atomic_hiqi_op): New define_code_iterator.
14148 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14149 mips_expand_compare_and_swap_12.
14150 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14151 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14152 (sync_<optab><mode>, sync_old_<optab><mode>,
14153 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14154 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14155 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14156 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14157 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14158 (test_and_set_12): New insn.
14159 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14160 sync_new_<optab><mode>, sync_old_nand<mode>,
14161 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14162 clobber to operand 0 for SI and DI mode insns.
14163 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14164 mips_gen_fn_4): New typedefs.
14165 (mips_gen_fn_ptrs): Define new union type.
14166 (mips_expand_compare_and_swap_12): Remove declaration.
14167 (mips_expand_atomic_qihi): Declare function.
14168 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14169 (mips_expand_atomic_qihi): ... this. Use new generator function
14171 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14172 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14173 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14174 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14175 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14176 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14177 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14178 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14179 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14180 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14183 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14185 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14188 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14190 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14191 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14192 (avr_attribute_table): Add 'OS_main' function attribute.
14193 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14194 functions with 'OS_main' attribute.
14196 2008-05-20 Richard Guenther <rguenther@suse.de>
14198 PR tree-optimization/35204
14199 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14200 helper, split out from ...
14201 (DFS): ... here. Make the DFS walk non-recursive.
14203 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14204 Jan Sjodin <jan.sjodin@amd.com>
14206 PR tree-optimization/36181
14207 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14208 (parallelize_loops): Don't parallelize when the loop has vector
14211 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14212 Sebastian Pop <sebastian.pop@amd.com>
14214 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14215 matrix, and never look at the tree representation of the memory
14217 (linear_transform_loops): Computes parameters and access matrices.
14218 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14220 (access_matrix_get_index_for_parameter): New.
14221 * tree-data-ref.h (struct access_matrix): New.
14222 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14223 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14224 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14225 am_vector_index_for_loop): New.
14226 (struct data_reference): Add field access_matrix.
14227 (DR_ACCESS_MATRIX): New.
14228 (compute_data_dependences_for_loop): Update declaration.
14229 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14230 * lambda.h (lambda_vector_vec_p): Declared.
14231 * lambda-code.c: Depend on pointer-set.h.
14232 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14233 av_for_af_base, av_for_af, build_access_matrix,
14234 lambda_compute_access_matrices): New.
14235 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14237 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14239 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14240 $SOURCEDIR/include.
14242 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14243 Sebastian Pop <sebastian.pop@amd.com>
14245 PR tree-optimization/36206
14246 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14248 (instantiate_scev_1): Rename flags to fold_conversions.
14249 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14250 outeside instantiation_loop.
14251 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14252 (evolution_function_is_affine_or_constant_p): Removed.
14253 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14255 (analyze_siv_subscript): Pass in the loop nest number.
14256 Call evolution_function_is_affine_in_loop instead of
14257 evolution_function_is_affine_p.
14258 (analyze_overlapping_iterations): Pass in the loop nest number.
14260 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14261 Sebastian Pop <sebastian.pop@amd.com>
14263 PR tree-optimization/36206
14264 * tree-chrec.h (chrec_fold_op): New.
14265 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14268 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14270 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14272 (remove_duplicates): Do not set inode on non-inode systems.
14275 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14277 * config.gcc (tm_file): Update comments about relative pathnames.
14279 2008-05-20 Richard Guenther <rguenther@suse.de>
14281 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14282 * tree-ssa-sccvn.c (process_scc): Likewise.
14283 * tree-ssa-sink.c (execute_sink_code): Likewise.
14284 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14285 * tree-vrp.c (process_assert_insertions): Likewise.
14286 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14287 (perform_tree_ssa_dce): Likewise.
14288 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14289 (dump_dominator_optimization_stats): Likewise.
14290 * tree-vectorizer.c (vectorize_loops): Likewise.
14292 2008-05-20 Richard Guenther <rguenther@suse.de>
14294 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14296 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14298 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14299 (ix86_i386elf_return_in_memory): Likewise.
14300 (ix86_i386interix_return_in_memory): Likewise.
14301 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14302 (SUBTARGET_RETURN_IN_MEMORY): New.
14303 * config/i386/i386elf.h: Likewise.
14304 * config/i386/ptx4-i.h: Likewise.
14305 * config/i386/sol2-10.h: Likewise.
14306 * config/i386/sysv4.h: Likewise.
14307 * config/i386/vx-common.h: Likewise.
14308 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14309 * config/i386/i386.c (ix86_return_in_memory): Made static and
14310 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14311 (ix86_i386elf_return_in_memory): Removed.
14312 (ix86_i386interix_return_in_memory): Removed.
14313 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14314 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14316 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14318 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14320 2008-05-19 Xinliang David Li <davidxl@google.com>
14322 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14324 * common.opt: Ditto.
14325 * doc/invoke.texi: Ditto.
14327 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14329 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14330 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14332 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14334 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14335 sizes of operand array from 8/4 to 4/2.
14336 (ix86_expand_vector_init_general): Change size of operand array
14337 from 32 to 16. Remove op0, op1 and half_mode.
14339 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14341 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14342 (ix86_expand_vector_init_interleave): Likewise.
14343 (ix86_expand_vector_init_general): Use them. Assert
14344 word_mode == SImode when n_words == 4.
14346 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14348 * config/i386/i386.c (ix86_secondary_reload): New static function.
14349 (TARGET_SECONDARY_RELOAD): New define.
14350 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14351 * config/i386/i386.md (reload_outqi): Remove.
14353 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14355 PR middle-end/35509
14356 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14357 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14358 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14359 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14360 (fold_builtin_1): Likewise.
14361 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14362 c-common.c (check_builtin_function_arguments): Handle
14363 BUILT_IN_ISINF_SIGN.
14364 * doc/extend.texi: Document __builtin_isinf_sign.
14365 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14367 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14369 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14370 EH cleanup at the end of the pass, search for those that have been
14371 turned into forwarder blocks and do the cleanup on their successor.
14373 2008-05-18 Richard Guenther <rguenther@suse.de>
14375 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14376 pointers to sizetype and vice versa.
14378 2008-05-18 Xinliang David Li <davidxl@google.com>
14380 * gcc/tree-ssa-dce.c: Coding style fix.
14381 (check_pow): Documentation comment.
14382 (check_log): Documenation comment. Coding style fix.
14383 (is_unnecessary_except_errno_call): Ditto.
14384 (gen_conditions_for_pow): Ditto.
14385 (gen_conditions_for_log): Ditto.
14386 (gen_shrink_wrap_conditions): Ditto.
14387 (shrink_wrap_one_built_in_calls): Ditto.
14388 * gcc/doc/invoke.texi: Better documentation string.
14389 * ChangeLog: Fix wrong change log entries from
14390 May 17 checkin on function call DCE.
14392 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14394 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14396 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14398 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14399 * df-problems.c (simulation routines): Fixed block comment to
14400 properly say how to add forwards scanning functions.
14402 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14404 * tree-inline.c (setup_one_parameter): Remove dead code.
14406 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14408 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14409 a BIT_AND_EXPR only for an INTEGER_TYPE.
14411 2008-05-17 Xinliang David Li <davidxl@google.com>
14413 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14414 (check_pow, check_log, is_unnecessary_except_errno_call): New
14415 functions to check for eliminating math functions that are pure
14416 except for setting errno.
14417 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14418 general condition expressions for shrink-wrapping pow/log calls.
14419 (gen_shrink_wrap_conditions): Ditto.
14420 (shrink_wrap_one_built_in_call): Ditto.
14421 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14422 (mark_operand_necessary): If debugging, output if OP is necessary.
14423 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14425 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14427 * gcc/common.opt: New user flag -ftree-builtin-dce.
14428 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14430 2008-05-16 David S. Miller <davem@davemloft.net>
14432 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14433 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14435 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14438 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14440 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14442 * ifcvt.c (dead_or_predicable): Rename
14443 df_simulate_one_insn_backwards to df_simulate_one_insn.
14444 * recog.c (peephole2_optimize): Ditto.
14445 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14447 * df.h: Rename df_simulate_one_insn_backwards to
14448 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14449 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14450 scanning of defs and uses.
14451 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14452 (df_simulate_one_insn_forwards): Removed.
14454 2008-05-16 Doug Kwan <dougkwan@google.com>
14456 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14458 (real_from_string): Handle NaNs and Inf as approriate.
14460 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14462 * doc/gty.texi (Source Files Containing Type Information): Note
14463 that headers should appear first in the gtfiles list.
14465 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14467 * tree.def (COND_EXEC): Properly documented this code.
14469 2008-05-16 Diego Novillo <dnovillo@google.com>
14471 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14472 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14475 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14477 * tree-ssa-dse (max_stmt_uid): Removed.
14478 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14479 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14480 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14481 * function.h (cfun.last_stmt_uid): New field.
14482 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14483 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14485 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14486 (create_stmt_ann): Initialize the ann->uid field.
14487 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14489 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14491 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14493 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14494 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14495 (init_empty_tree_cfg): Call it.
14497 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14499 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14502 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14504 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14505 * tree-dump.c (dump_options): New verbose option.
14506 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14508 * tree-pass.h (TDF_VERBOSE): New dump flag.
14509 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14510 (tree-flow.h): Added include.
14511 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14513 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14515 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14517 From Jie Zhang <jie.zhang@analog.com>
14518 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14519 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14520 mcpu=bf561-none and mcpu=bf561-0.2.
14521 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14522 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14523 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14524 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14525 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14526 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14527 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14529 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14530 (cputype_selected): Remove.
14531 (bfin_handle_option): Don't use cputype_selected.
14532 (override_options): When no mcpu option, enable all workarounds.
14533 Don't use bfin_workarounds.
14534 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14536 (DEFAULT_CPU_TYPE): Don't define.
14538 2008-05-16 Richard Guenther <rguenther@suse.de>
14540 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14541 on deletion of the last stmt.
14543 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14545 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14546 V8HImode for SSE2 and V16QImode for SSE4.1.
14548 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14550 * cgraph.h (compute_inline_parameters): Made public.
14551 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14552 variable_generate_summary, function_write_summary,
14553 variable_write_summary, variable_read_summary. Added generate_summary,
14554 write_summary, read_summary.
14555 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14556 pass_ipa_inline.function_generate_summary, to
14557 compute_inline_parameters.
14558 * ipa-inline.c (compute_inline_parameters): Made public and added
14560 (compute_inline_parameters_for_current): New function.
14561 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14562 (inline_generate_summary): Removed parameter and made to loop over
14564 (pass_ipa_inline): Updated for new IPA_PASS structure.
14565 * passes.c (execute_ipa_summary_passes): Now is called once per
14566 pass rather than once per node*pass.
14568 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14570 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14571 avr_have_mul_p, avr_asm_only_p): Remove variables.
14572 (avr_override_options): Remove initialization of removed variables.
14573 (avr_file_start): Convert removed variables to fields of
14574 'struct base_arch_s *avr_current_arch'.
14575 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14576 (AVR_HAVE_MUL): (Ditto.).
14577 (AVR_HAVE_MOVW): (Ditto.).
14578 (AVR_HAVE_LPMX): (Ditto.).
14579 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14580 avr_asm_only_p): Remove declaration.
14582 2008-05-15 Diego Novillo <dnovillo@google.com>
14584 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14585 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14587 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14589 PR middle-end/36194
14590 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14591 Don't call record_truncated_value from here.
14592 (record_truncated_value): Turn it into a for_each_rtx callback.
14593 (record_truncated_values): New function.
14594 (combine_instructions): Call note_uses with record_truncated_values.
14595 Change name of check_conversion to check_promoted_subreg.
14597 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14599 * doc/sourcebuild.texi: Document support for torture tests.
14601 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14603 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14604 to alternative 4 of operand 2.
14606 2008-05-15 Richard Guenther <rguenther@suse.de>
14608 * tree-pass.h (current_pass): Declare.
14609 (get_pass_for_id): Likewise.
14610 * passes.c (passes_by_id, passes_by_id_size): New globals.
14611 (set_pass_for_id): New function.
14612 (get_pass_for_id): Likewise.
14613 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14614 (execute_function_todo): Flush per function statistics.
14615 * toplev.c (compile_file): Init statistics.
14616 (general_init): Do early statistics initialization.
14617 (finalize): Finish statistics.
14618 * statistics.h (statistics_early_init): Declare.
14619 (statistics_init): Likewise.
14620 (statistics_fini): Likewise.
14621 (statistics_fini_pass): Likewise.
14622 (statistics_counter_event): Likewise.
14623 (statistics_histogram_event): Likewise.
14624 * statistics.c: New file.
14625 * Makefile.in (OBJS-common): Add statistics.o.
14626 (statistics.o): Add dependencies.
14627 * doc/invoke.texi (-fdump-statistics): Document.
14629 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14630 (insert): Likewise.
14631 (execute_pre): Use statistics_counter_event.
14632 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14633 (substitute_and_fold): Increment it. Use statistics_counter_event.
14635 2008-05-15 Diego Novillo <dnovillo@google.com>
14637 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14639 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14640 * tree-ssa-alias.c (new_type_alias): Remove references to
14641 sub-variables from comment.
14642 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14644 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14646 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14647 attribute to 1 only for insertps alternative.
14649 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14651 * config/bfin/bfin.md (loadbytes): New pattern.
14652 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14653 (bfin_init_builtins): Initialize it.
14654 (bdesc_1arg): Add it.
14656 2008-05-15 Sa Liu <saliu@de.ibm.com>
14658 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14659 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14660 * testsuite/lib/target-supports.exp: Add
14661 check_effective_target_fortran_integer_16.
14663 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14665 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14666 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14667 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14668 (TARGET_RETURN_IN_MEMORY): Define.
14670 2008-05-15 Richard Guenther <rguenther@suse.de>
14672 PR middle-end/36244
14673 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14674 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14675 represent unmodifiable vars.
14677 2008-05-15 Richard Guenther <rguenther@suse.de>
14679 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14680 INDIRECT_REF and TARGET_MEM_REF.
14681 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14684 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14685 H.J. Lu <hongjiu.lu@intel.com>
14687 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14688 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14689 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14690 insn alternatives. Add missing alternatives.
14691 (*vec_concatv2di_rex64_sse4_1): Likewise.
14692 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14693 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14694 Require TARGET_SSE.
14696 2008-05-15 Richard Guenther <rguenther@suse.de>
14698 PR tree-optimization/36009
14699 PR tree-optimization/36204
14700 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14701 (determine_invariantness_stmt): Record the loop a store is
14702 always executed in.
14703 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14706 2008-05-15 Richard Guenther <rguenther@suse.de>
14708 PR tree-optimization/34330
14709 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14710 through the pointer will alias the SMT.
14712 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14714 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14716 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14718 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14720 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14721 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14723 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14724 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14725 (vashl_optab): New optab for vector/vector shifts.
14726 (vashr_optab): Ditto.
14727 (vlshr_optab): Ditto.
14728 (vrotl_optab): Ditto.
14729 (vrotr_optab): Ditto.
14730 (optab_subtype): New enum for optab_for_tree_code call.
14731 (optab_for_tree_code): Add enum optab_subtype argument.
14733 * optabs.c (optab_for_tree_code): Take an additional argument to
14734 distinguish between a vector shift by a scalar and vector shift by
14735 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14736 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14737 vector shift by a vector.
14738 (expand_widen_pattern_expr): Pass additional argument to
14739 optab_for_tree_code.
14741 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14742 vrotl_optab, vrotr_optab.
14744 * expr.c (expand_expr_real_1): Update calls to
14745 optab_for_tree_code to distinguish between vector shifted by a
14746 scalar and vector shifted by a vector.
14747 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14748 (supportable_narrowing_operation): Ditto.
14749 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14750 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14751 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14752 (vect_create_epilog_for_reduction): Ditto.
14753 (vectorizable_reduction): Ditto.
14754 (vectorizable_operation): Ditto.
14755 (vect_strided_store_supported): Ditto.
14756 (vect_strided_load_supported): Ditto.
14757 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14758 * expmed.c (expand_shift): Ditto.
14760 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14762 (ashr@var{m}3): Ditto.
14763 (vashl@var{m}3): Document new vector/vector shift standard name.
14764 (vashr@var{m}3): Ditto.
14765 (vlshr@var{m}3): Ditto.
14766 (vrotl@var{m}3): Ditto.
14767 (vrotr@var{m}3): Ditto.
14769 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14770 (PPERM_INVERT): Ditto.
14771 (PPERM_REVERSE): Ditto.
14772 (PPERM_REV_INV): Ditto.
14773 (PPERM_ZERO): Ditto.
14774 (PPERM_ONES): Ditto.
14775 (PPERM_SIGN): Ditto.
14776 (PPERM_INV_SIGN): Ditto.
14777 (PPERM_SRC1): Ditto.
14778 (PPERM_SRC2): Ditto.
14780 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14781 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14782 allows a memory operand to be the value being added, and split it
14783 to improve vectorization.
14784 (sse5_pmacsdqh_mem): Ditto.
14785 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14786 (sse5_mulv2div2di3_high): Ditto.
14787 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14788 (vec_pack_trunc_v4si): Ditto.
14789 (vec_pack_trunc_v2di): Ditto.
14790 (sse5_pcmov_<mode>): Remove code that tried to use use
14791 andps/andnps instead of pcmov.
14792 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14793 pmacsdqh instructions.
14794 (vec_widen_smult_lo_v4si): Ditto.
14796 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14797 (PPERM_INVERT): Ditto.
14798 (PPERM_REVERSE): Ditto.
14799 (PPERM_REV_INV): Ditto.
14800 (PPERM_ZERO): Ditto.
14801 (PPERM_ONES): Ditto.
14802 (PPERM_SIGN): Ditto.
14803 (PPERM_INV_SIGN): Ditto.
14804 (PPERM_SRC1): Ditto.
14805 (PPERM_SRC2): Ditto.
14806 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14808 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14810 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14811 says ignore whether the last reference is a memory operand.
14813 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14814 Paolo Bonzini <bonzini at gnu dot org>
14816 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14819 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14820 (vlshr<mode>3): Rename from vlshr<mode>3.
14821 (vashr<mode>3): Rename from vashr<mode>3.
14822 (mulv4sf3): Change the names of vector shift patterns.
14826 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14829 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14854 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14855 (floatunssidf2_internal): Change vector/vector shift names.
14856 (floatunsdidf2_internal): Ditto.
14863 (vashl<mode>3): Rename from ashl<mode>3.
14864 (vashr<mode>3): Rename from ashr<mode>3.
14865 (vlshr<mode>3): Rename from lshr<mode>3.
14866 (vrotl<mode>3): Rename from rotl<mode>3.
14868 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14871 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14872 multiply gives the wrong value when doing widening multiplies.
14873 (vec_widen_smult_lo_v4si): Ditto.
14875 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14877 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14878 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14879 emit_library_call_value.
14880 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14881 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14882 * calls.c (initialize_argument_information, precompute_arguments,
14883 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14884 (precompute_arguments): Removed flags parameter.
14885 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14887 2008-05-14 Richard Guenther <rguenther@suse.de>
14889 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
14890 Make sure to register the store if the use is a PHI_NODE.
14892 2008-05-14 Olivier Hainque <hainque@adacore.com>
14894 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
14895 memory if the component is to be referenced in BLKmode according
14896 to get_inner_reference.
14898 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
14900 * calls.c (emit_library_call_value_1): Restore code clearing
14901 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
14903 2008-05-14 Olivier Hainque <hainque@adacore.com>
14904 Nicolas Roche <roche@adacore.com>
14906 * configure.ac: Add support for a "gcc_subdir" variable in
14907 config-lang.in, to denote a subdirectory where the language/GCC
14908 integration files are to be found.
14909 * configure: Regenerate.
14911 2008-05-14 Ira Rosen <irar@il.ibm.com>
14913 PR tree-optimization/36098
14914 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
14915 value for the first load in the group in case of a gap.
14916 (vect_build_slp_tree): Check that there are no gaps in loads.
14918 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14920 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
14921 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
14922 expand_copysign_bit, ): Change call to emit_no_conflict_block to
14923 emit_insn and remove unneeded code to construct extra args.
14924 (emit_no_conflict_block): Removed.
14925 * optabls.h: (emit_no_conflict_block): Removed.
14926 * cse.c (cse_extended_basic_block): Remove search for
14927 REG_NO_CONFLICT note.
14928 * global.c: Removed incorrect comment added in revision 117.
14929 * expr.c (convert_move): Change call to emit_no_conflict_block to
14931 * recog.c: Change comments so that they do not mention
14933 * local_alloc.c (combine_regs): Removed last parameter.
14934 (no_conflict_p): Removed.
14935 (block_alloc): Removed note, no_conflict_combined_regno and set
14936 local vars. Removed all code to process REG_NO_CONFLICT blocks.
14937 (combine_regs): Removed already_dead and code to look for
14938 REG_NO_CONFLICT notes.
14939 * lower_subreg (remove_retval_note): Removed code to look for
14940 REG_NO_CONFLICT block.
14941 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
14942 (resolve_clobber): Remove code to process libcalls that have
14943 REG_NO_CONFLICT notes.
14944 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
14946 * combine.c (can_combine_p, distribute_notes): Removed
14947 REG_NO_CONFLICT case.
14948 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
14950 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
14951 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
14953 * reg-notes.def (NO_CONFLICT): Removed.
14955 2008-05-14 David S. Miller <davem@davemloft.net>
14957 * config/sparc/sparc.c (sparc_profile_hook): If
14958 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
14959 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
14960 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14962 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
14964 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
14966 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
14969 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
14970 and op1 expansion before vector concat to have less live pseudos.
14972 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
14974 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14975 ix86_expand_vector_set if supported.
14977 2008-05-13 Diego Novillo <dnovillo@google.com>
14978 Kenneth Zadeck <zadeck@naturalbridge.com>
14980 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
14982 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
14983 phinodes_print_statistics, init_ssanames, fini_ssanames,
14984 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
14985 release_ssa_name, release_defs, replace_ssa_name_symbol,
14986 ssanames_print_statistics): Move ...
14987 * tree-flow.h: ... here.
14988 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
14989 Use FN instead of cfun.
14990 (make_ssa_name_fn): Rename from make_ssa_name.
14991 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
14992 * tree-flow-inline.h (make_ssa_name): Move from
14993 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
14994 * omp-low.c (expand_omp_parallel):
14995 * tree-flow-inline.h (redirect_edge_var_map_result):
14996 * tree-ssa.c (init_tree_ssa): Add argument FN.
14997 Use it instead of cfun. Update all users.
14999 2008-05-13 Tom Tromey <tromey@redhat.com>
15001 PR preprocessor/22168:
15002 * doc/cpp.texi (Top): Update menu.
15003 (Alternatives to Wrapper #ifndef): New node.
15004 (Other Directives): Document deprecation.
15005 (Obsolete Features): Remove menu.
15006 (Assertions): Merge node into Obsolete Features.
15007 (Obsolete once-only headers): Move earlier; rename to Alternatives
15008 to Wrapper #ifndef.
15009 * doc/cppopts.texi: Update.
15010 * c.opt (Wdeprecated): Enable for C and ObjC.
15011 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15012 (C++ Dialect Options): Move -Wno-deprecated from here to...
15013 (Warning Options): ... here.
15015 2008-05-13 Richard Guenther <rguenther@suse.de>
15017 PR middle-end/36227
15018 * fold-const.c (fold_sign_changed_comparison): Do not allow
15019 changes in pointer-ness.
15021 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15024 * config/sh/sh.c (sh_expand_prologue): Don't clear
15025 RTX_FRAME_RELATED_P for push insns.
15027 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15029 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15031 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15033 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15034 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15035 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15037 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15039 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15040 (*vec_concatv4sf_sse): This.
15041 (*sse2_concatv2si): Renamed to ...
15042 (*vec_concatv2si_sse2): This.
15043 (*sse1_concatv2si): Renamed to ...
15044 (*vec_concatv2si_sse): This.
15045 (*vec_concatv2di_rex): Renamed to ...
15046 (*vec_concatv2di_rex64): This.
15047 (*vec_concatv2si_sse4_1): New.
15048 (*vec_concatv2di_rex64_sse4_1): Likewise.
15050 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15052 PR rtl-optimization/36111
15053 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15054 that was created for swappable operands.
15056 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15059 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15060 * configure.ac: Add call to ACX_PROG_GNAT.
15062 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15064 * optc-gen.awk: Fix comment typo.
15066 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15068 * pretty-print.c (pp_integer_with_precision): Use
15069 HOST_LONG_LONG_FORMAT.
15071 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15073 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15075 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15077 * config/i386/i386.c (bdesc_ptest): Removed.
15078 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15079 (bdesc_args): Add __builtin_ia32_ptestz128,
15080 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15081 (ix86_init_mmx_sse_builtins): Updated.
15082 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15083 (ix86_expand_builtin): Updated.
15085 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15087 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15088 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15090 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15092 * value-prof.c (interesting_stringop_to_profile): Do not
15093 return early for BUILT_IN_MEMPCPY.
15095 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15097 * calls.c (expand_call): Don't use callgraph to increase
15098 preferred_stack_boundary.
15100 * cgraph.h (cgraph_rtl_info): Use unsigned on
15101 preferred_incoming_stack_boundary.
15103 * final.c (rest_of_clean_state): Use unsigned on
15104 preferred_stack_boundary.
15106 2008-05-09 Tom Tromey <tromey@redhat.com>
15108 PR preprocessor/22231:
15109 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15112 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15114 PR tree-optimization/36129
15115 * tree-ssa-ccp.c: Include value-prof.h.
15116 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15117 built-in function was folded to a constant.
15118 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15120 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15121 Sebastian Pop <sebastian.pop@amd.com>
15123 * tree-scalar-evolution.c: Document instantiate_scev.
15124 (instantiate_parameters_1): Renamed instantiate_scev_1.
15125 Don't use the same loop for instantiation_loop and evolution_loop.
15126 (instantiate_scev): New.
15127 (instantiate_parameters): Moved...
15128 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15129 same loop twice. Maintains the semantics for this function.
15130 * tree-scalar-evolution.h (instantiate_scev): Declare.
15131 (instantiate_parameters): ...here. Now static inline.
15132 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15133 instead of resolve_mixers.
15135 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15137 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15139 2008-05-09 Tomas Bily <tbily@suse.cz>
15141 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15142 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15143 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15144 * c-common.c (c_common_truthvalue_conversion): Likewise.
15145 * tree-object-size.c (compute_object_offset): Likewise.
15146 * tree-inline.c (estimate_num_insns_1): Likewise.
15147 * varasm.c (const_hash_1, compare_constant, copy_constant)
15148 (compute_reloc_for_constant, output_addressed_constants)
15149 (initializer_constant_valid_p): Likewise.
15150 * c-omp.c (check_omp_for_incr_expr): Likewise.
15151 * gimplify.c (gimplify_expr): Likewise.
15152 * c-typeck.c (c_finish_return): Likewise.
15153 * tree-vectorizer.c (supportable_widening_operation)
15154 (supportable_narrowing_operation): Likewise.
15155 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15156 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15157 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15158 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15159 (descr_info_loc): Likewise.
15160 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15161 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15162 (fold_unary): Likewise.
15163 * builtins.c (get_pointer_alignment): Likewise.
15164 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15165 (instantiate_parameters_1): Likewise.
15166 * tree.c (expr_align, stabilize_reference): Likewise.
15167 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15168 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15169 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15170 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15171 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15172 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15174 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15175 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15176 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15177 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15178 (forward_propagate_comparison)
15179 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15180 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15181 * emit-rtl.c (component_ref_for_mem_expr)
15182 (set_mem_attributes_minus_bitpos): Likewise.
15183 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15184 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15186 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15187 (build_function_call, pointer_diff, build_compound_expr)
15188 (c_finish_return): Likewise.
15189 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15190 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15192 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15193 * expr.c (is_aligning_offset): Likewise.
15194 * tree-ssa-alias.c (is_escape_site): Likewise.
15195 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15196 (check_all_va_list_escapes): Likewise.
15197 * tree-ssa-loop-ivopts.c (determine_base_object)
15198 (determine_common_wider_type): Likewise.
15199 * dojump.c (do_jump): Likewise.
15200 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15201 * tree-gimple.c (is_gimple_cast): Likewise.
15202 * fold-const.c (decode_field_reference, )
15203 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15204 (fold_binary): Likewise.
15205 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15206 (already_warned_in_frontend_p): Likewise.
15207 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15208 * tree.c (really_constant_p, get_unwidened): Likewise.
15209 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15210 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15211 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15213 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15215 (CONVERT_EXPR_P): Define.
15216 (CASE_CONVERT): Define.
15218 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15220 PR middle-end/36117
15221 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15222 (delete_unmarked_insns): When deleting a call, call
15223 delete_unreachable_blocks.
15224 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15225 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15227 2008-05-08 Richard Guenther <rguenther@suse.de>
15229 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15230 (-ftree-salias): Likewise.
15231 (salias-max-implicit-fields): Remove param documentation.
15232 (salias-max-array-elements): Likewise.
15233 * tree-pass.h (pass_create_structure_vars): Remove.
15234 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15235 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15236 * tree-ssa-alias.c (create_structure_vars): Remove.
15237 (gate_structure_vars): Likewise.
15238 (pass_create_structure_vars): Likewise.
15239 (gate_build_alias): Likewise.
15240 (pass_build_alias): Adjust to run always and dump the function.
15241 * common.opt (ftree-salias): Hide.
15242 * passes.c (init_optimization_passes): Remove
15243 pass_create_structure_vars, adjust comment.
15244 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15245 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15246 * opts.c (decode_options): Do not set flag_tree_salias.
15247 (common_handle_option): Add OPT_ftree_salias to the backward
15248 compatibility section.
15250 2008-05-08 Richard Guenther <rguenther@suse.de>
15252 * tree-flow-inline.h (var_can_have_subvars): Move ...
15253 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15254 * tree-flow.h (var_can_have_subvars): Remove.
15255 (push_fields_onto_fieldstack): Remove.
15256 (sort_fieldstack): Likewise.
15257 (struct fieldoff): Move ...
15258 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15259 alias_set and base_for_components fields.
15260 (sort_fieldstack): Make static.
15261 (push_fields_onto_fieldstack): Likewise. Remove code that
15262 handles anything but RECORD_TYPEs. Remove alias_set and
15263 base_for_components handling.
15264 (create_variable_info_for): Adjust.
15266 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15268 * common.opt (Wframe-larger-than=): Shorten the help message
15270 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15272 2008-05-08 Rafael EspÃndola <espindola@google.com>
15274 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15276 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15277 trap and that both operands are gimple values.
15278 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15279 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15282 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15284 * read-rtl.c (join_c_conditions): Return the first string if the
15285 two strings are equal.
15287 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15289 * gensupport.h (pred_data): Add a "num_codes" field.
15290 (add_predicate_code): Declare.
15291 * gensupport.c (add_predicate_code): New function.
15292 (std_pred_table): Add an "allows_const_p" field.
15293 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15294 Remove the (incomplete) list of such codes from the codes field.
15295 (init_predicate_table): Use add_predicate_code. Add all
15296 RTX_CONST_OBJs if allows_const_p is true.
15297 * genrecog.c (process_define_predicate): Use add_predicate_code.
15299 2008-05-08 David Daney <ddaney@avtrex.com>
15300 Richard Sandiford <rsandifo@nildram.co.uk>
15302 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15303 special case of constant zero operands.
15304 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15305 old and new values. Special case constant zero values.
15306 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15308 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15309 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15311 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15314 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15315 similar RTX_CONST_OBJ before CONST_INT.
15317 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15319 * stmt.c (expand_stack_restore): Change sa mode if needed.
15321 2008-05-08 Richard Guenther <rguenther@suse.de>
15323 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15324 return type to bool.
15325 (ix86_sol10_return_in_memory): Likewise.
15326 (ix86_i386elf_return_in_memory): Likewise.
15327 (ix86_i386interix_return_in_memory): Likewise.
15328 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15329 (ix86_sol10_return_in_memory): Likewise.
15330 (ix86_i386elf_return_in_memory): Likewise.
15331 (ix86_i386interix_return_in_memory): Likewise.
15333 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15336 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15338 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15339 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15342 2008-05-08 Richard Guenther <rguenther@suse.de>
15344 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15345 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15346 (DR_SUBVARS): Remove.
15347 * tree-dfa.c (dump_subvars_for): Remove.
15348 (debug_subvars_for): Likewise.
15349 (dump_variable): Do not dump subvars.
15350 (remove_referenced_var): Do not remove subvars.
15351 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15352 (lookup_subvars_for_var): Remove.
15353 (get_subvars_for_var): Likewise.
15354 (get_subvars_at): Likewise.
15355 (get_first_overlapping_subvar): Likewise.
15356 (overlap_subvar): Likewise.
15357 * tree-flow.h (subvar_t): Remove.
15358 (struct var_ann_d): Remove subvars field.
15359 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15360 argument. Remove special handling of SFTs.
15361 (compute_tag_properties): Likewise.
15362 (set_initial_properties): Likewise.
15363 (compute_call_clobbered): Likewise.
15364 (count_mem_refs): Likewise.
15365 (compute_memory_partitions): Likewise.
15366 (compute_flow_insensitive_aliasing): Likewise.
15367 (setup_pointers_and_addressables): Likewise.
15368 (new_type_alias): Likewise.
15369 (struct used_part): Remove.
15370 (used_portions): Likewise.
15371 (struct used_part_map): Likewise.
15372 (used_part_map_eq): Likewise.
15373 (used_part_map_hash): Likewise.
15374 (free_used_part_map): Likewise.
15375 (up_lookup): Likewise.
15376 (up_insert): Likewise.
15377 (get_or_create_used_part_for): Likewise.
15378 (create_sft): Likewise.
15379 (create_overlap_variables_for): Likewise.
15380 (find_used_portions): Likewise.
15381 (create_structure_vars): Likewise.
15382 * tree.def (STRUCT_FIELD_TAG): Remove.
15383 * tree.h (MTAG_P): Adjust.
15384 (struct tree_memory_tag): Remove base_for_components and
15385 unpartitionable flags.
15386 (struct tree_struct_field_tag): Remove.
15387 (SFT_PARENT_VAR): Likewise.
15388 (SFT_OFFSET): Likewise.
15389 (SFT_SIZE): Likewise.
15390 (SFT_NONADDRESSABLE_P): Likewise.
15391 (SFT_ALIAS_SET): Likewise.
15392 (SFT_UNPARTITIONABLE_P): Likewise.
15393 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15394 (union tree_node): Remove sft field.
15395 * alias.c (get_alias_set): Remove special handling of SFTs.
15396 * print-tree.c (print_node): Remove handling of SFTs.
15397 * tree-dump.c (dequeue_and_dump): Likewise.
15398 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15399 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15400 * tree-predcom.c (set_alias_info): Do not set subvars.
15401 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15402 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15403 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15404 (add_vars_for_offset): Remove.
15405 (add_virtual_operand): Remove special handling of SFTs.
15406 (add_call_clobber_ops): Likewise.
15407 (add_call_read_ops): Likewise.
15408 (get_asm_expr_operands): Likewise.
15409 (get_modify_stmt_operands): Likewise.
15410 (get_expr_operands): Likewise.
15411 (add_to_addressable_set): Likewise.
15412 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15413 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15414 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15415 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15416 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15417 (tree_node_structure): Likewise.
15418 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15420 (find_what_p_points_to): Likewise.
15422 2008-05-08 Sa Liu <saliu@de.ibm.com>
15424 * config/spu/spu.md: Fixed subti3 pattern.
15426 2008-05-08 Richard Guenther <rguenther@suse.de>
15428 PR middle-end/36154
15429 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15430 sure to create a representative for trailing arrays for PTA.
15432 2008-05-08 Richard Guenther <rguenther@suse.de>
15434 PR middle-end/36172
15435 * fold-const.c (operand_equal_p): Two objects which types
15436 differ in pointerness are not equal.
15438 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15440 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15441 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15442 (emit_library_call_value_1): Add new variable fndecl initialized by
15443 NULL_TREE. It should be the decl type of orgfun, but this information
15444 seems not to be available here, so it uses the default calling abi.
15445 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15446 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15447 by TARGET_RETURN_IN_MEMORY.
15448 * config/i386/i386-interix.h: Likewise.
15449 * config/i386/i386.h: Likewise.
15450 * config/i386/i386elf.h: Likewise.
15451 * config/i386/ptx4-i.h: Likewise.
15452 * config/i386/sol2-10.h: Likewise.
15453 * config/i386/sysv4.h: Likewise.
15454 * config/i386/vx-common.h: Likewise.
15455 * config/cris/cris.h: Removed #if 0 clause.
15456 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15457 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15459 (ix86_sol10_return_in_memory): Likewise.
15460 (ix86_i386elf_return_in_memory): New.
15461 (ix86_i386interix_return_in_memory): New.
15462 * config/mt/mt-protos.h (mt_return_in_memory): New.
15463 * config/mt/mt.c: Likewise.
15464 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15465 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15466 * config/bfin/bfin.h: Likewise.
15467 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15469 * config/bfin/bfin.c: Likewise.
15470 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15471 * config/alpha/unicosmk.h: Likewise.
15472 * config/i386/cygming.h: Likewise.
15473 * config/iq2000/iq2000.h: Likewise.
15474 * config/mips/mips.h: Likewise.
15475 * config/mn10300/mn10300.h: Likewise.
15476 * config/rs6000/rs6000.h: Likewise.
15477 * config/score/score.h: Likewise.
15478 * config/spu/spu.h: Likewise.
15479 * config/v850/v850.h: Likewise.
15480 * defaults.h: Likewise.
15481 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15482 * expr.c (emit_block_move): Adjust use of
15483 OUTGOING_REG_PARM_STACK_SPACE.
15484 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15485 OUTGOING_REG_PARM_STACK_SPACE.
15486 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15488 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15490 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15491 on OMP_RETURN for OMP_FOR.
15494 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15495 (fortran_common): New function.
15496 (gen_variable_die): Call fortran_common instead of common_check,
15497 adjust for it returning tree instead of rtx. Formatting.
15499 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15503 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15504 * c-decl.c (merge_decls): Ditto.
15505 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15506 to RTL_CONST_OR_PURE_CALL_P.
15507 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15508 Initialized DECL_LOOPING_CONST_PURE.
15509 (process_call_operands): Set tree_side_effects properly.
15510 * tree.h (TREE_READONLY_DECL_P): Removed.
15511 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15512 (DECL_LOOPING_OR_CONST_P): New macro.
15513 (struct tree_function_decl): Added looping_const_or_pure_p.
15514 (ECF_*) Renumbered.
15515 (ECF_LOOPING_OR_CONST_P): New macro.
15516 * rtlanal.c (pure_const_p): Removed.
15517 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15518 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15519 to RTL_CONST_CALL_P.
15520 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15521 (check_decl, check_tree, check_call, scan_function): Initialize
15523 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15524 (static_execute): Set looping true for recursive functions.
15525 Undo setting state to IPA_NEITHER for recursive functions.
15526 * cse.c (cse_insn):
15527 * ifcvt.c (noce_can_store_speculate_p): Changed
15528 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15529 RTL_CONST_OR_PURE_CALL_P.
15530 * dse.c (scan_insn): Ditto.
15531 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15532 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15533 RTL_CONST_OR_PURE_CALL_P.
15534 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15535 pure_call_p to RTL_CONST_CALL_P.
15536 * gimplify.c (gimplify_call_expr): Clear side effects for
15537 non-looping pure and constant calls.
15538 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15539 (flags_from_decl_or_type): Set ecf flags from decl flags.
15540 (initialize_argument_information): Turn off
15541 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15542 Change const to pure if callee_copies is true rather than just
15544 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15545 way of marking pure calls.
15546 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15547 Remove hack that was supposed to fix pr7335 and remove old
15548 way of marking pure calls.
15549 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15550 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15551 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15552 RTL_CONST_OR_PURE_CALL_P.
15553 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15554 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15555 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15556 * sched-deps.c (schedule_analyze): Ditto.
15557 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15558 return_val field of calls to represent pure and const function info.
15559 (CONST_OR_PURE_CALL_P): Deleted macro.
15560 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15561 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15562 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15564 * tree-optimize.c (execute_fixup_cfg): Added test for
15565 ECF_LOOPING_CONST_OR_PURE.
15566 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15568 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15569 effects for looping pure or const calls.
15570 (verify_gimple_expr): Added verification code.
15571 * config/alpha/alpha.c (alpha_legitimize_address,
15572 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15574 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15575 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15576 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15577 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15578 RTL_CONST_OR_PURE_CALL_P.
15579 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15580 and const calls to be deleted.
15582 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15585 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15586 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15587 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15588 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15589 to handle nonimmediate operands.
15590 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15591 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15592 to handle nonimmediate operands.
15593 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15594 (mmx_pmulhrwv4hi3): New expander. Use
15595 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15596 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15597 (sse2_umulv1siv1di3): New expander. Use
15598 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15599 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15600 (mmx_eq<mode>3): New expander. Use
15601 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15602 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15603 (mmx_uavgv8qi3): New expander. Use
15604 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15605 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15606 (mmx_uavgv4hi3): New expander. Use
15607 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15609 * config/i386/sse.md
15610 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15611 to handle nonimmediate operands.
15612 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15613 to handle nonimmediate operands.
15614 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15615 to handle nonimmediate operands.
15616 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15617 to handle nonimmediate operands.
15618 (sse2_unpckhpd_exp): New expander. Use
15619 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15620 (sse2_unpcklpd_exp): New expander. Use
15621 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15622 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15623 to handle nonimmediate operands.
15624 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15625 to handle nonimmediate operands.
15626 (*sse2_<plusminus_insn><mode>3): Rename from
15627 sse2_<plusminus_insn><mode>3 insn pattern.
15628 (sse2_<plusminus_insn><mode>3): New expander. Use
15629 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15630 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15631 (sse2_umulv2siv2di3): New expander. Use
15632 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15633 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15634 (sse4_1_mulv2siv2di3): New expander. Use
15635 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15636 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15637 (sse2_pmaddwd): New expander. Use
15638 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15639 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15640 (sse2_eq<mode>3): New expander. Use
15641 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15642 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15643 (sse4_1_eqv2di3): New expander. Use
15644 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15645 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15646 (sse2_uavgv16qi3): New expander. Use
15647 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15648 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15649 (sse2_uavgv16qi3): New expander. Use
15650 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15651 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15652 (sse2_uavgv8hi3): New expander. Use
15653 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15654 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15655 (ssse3_pmulhrswv8hi3): New expander. Use
15656 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15657 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15658 (ssse3_pmulhrswv4hi3): New expander. Use
15659 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15661 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15662 (<sse>_vmmul<mode>3): Ditto.
15663 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15665 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15666 (ssse3_pmaddubsw): Ditto.
15668 * config/i386/i386.c (struct_builtin_description)
15669 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15670 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15671 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15672 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15673 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15674 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15675 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15676 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15677 (ix86_fixup_binary_operands): Assert that src1
15678 and src2 must have the same mode when swapped.
15679 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15680 and ix86_binary_operator_ok. Do not force operands in registers
15683 2008-05-07 Jan Hubicka <jh@suse.cz>
15685 * cgraph.c (dump_cgraph_node): Update.
15686 * cgraph.h (cgraph_local_info): Break out inline summary.
15687 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15689 * ipa-inline (inline_summary): New accestor function.
15690 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15691 cgraph_decide_inlining, compute_inline_parameters): Update.
15692 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15694 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15696 Cleanup ColdFire scheduling support and add V4 pipeline model.
15698 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15699 (define_attr cpu): Add cfv4 value.
15700 (define_attr type, define_attr type1): Merge into a single 'type'
15701 attribute. Update all uses.
15702 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15703 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15705 (define_attr opx_mem, define_attr opy_mem): Remove.
15706 (define_attr op_mem): Clean up, update comment.
15707 (define_attr size): Use specific values instead of general int.
15708 (define_attr guess, define_attr split): Remove. Update all uses.
15709 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15710 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15711 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15712 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15713 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15714 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15715 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15716 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15717 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15718 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15719 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15720 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15721 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15722 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15723 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15724 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15725 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15726 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15727 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15728 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15729 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15730 Update or set attributes.
15731 (stack_tie): New fake instruction.
15733 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15734 (m68k_sched_attr_size): Update declaration.
15735 (m68k_sched_attr_type2): Remove.
15736 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15737 Declare new bypass predicates.
15739 * config/m68k/m68k.c (m68k_sched_issue_rate,
15740 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15742 (TARGET_SCHED_ISSUE_RATE,
15743 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15744 (override_options): Handle scheduling for ColdFire V4 core.
15745 (m68k_expand_prologue): Emit stack_tie.
15746 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15747 'OP_TYPE_FPN'. Update all uses.
15748 (sched_guess_p): Remove.
15749 (sched_address_type): Handle symbolic addresses.
15750 (sched_get_operand): New static function.
15751 (sched_operand_type): Merge into sched_attr_op_type.
15752 (sched_attr_op_type): Handle FP registers, handle quick constants,
15754 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15755 (m68k_sched_attr_size): Update. Move logic to ...
15756 (sched_get_attr_size_int): New static function.
15757 (sched_get_opxy_mem_type): New static function.
15758 (m68k_sched_attr_op_mem): Update.
15759 (m68k_sched_attr_type2): Remove.
15760 (sched_cfv4_bypass_data): New static variable.
15761 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15762 (m68k_sched_issue_rate): Implement scheduler hook.
15763 (struct _sched_ib: enabled_p): New field.
15764 (m68k_sched_variable_issue): Update. Handle V4.
15765 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15766 sched_dump_class_func_t, sched_dump_split_class,
15767 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15768 sched_dump_dfa_class, m68k_sched_dump): Remove.
15769 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15771 (m68k_sched_init_global): Remove statisctics dumping, introduce
15772 sanity check that all instructions have pipeline reservations. Handle
15774 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15775 Handle ColdFire V4 core.
15776 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15777 New static functions.
15778 (m68k_sched_address_bypass_p): New bypass predicate.
15779 (sched_get_indexed_address_scale): New static function.
15780 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15782 * cf.md: Update comments.
15783 (define_attr type2): Remove. Use 'type' attribute instead.
15785 (cf_ib): Rename to cfv123_ib. Update all uses.
15786 (cf_oep): Rename to cfv123_oep. Update all uses.
15787 (cf_chr): Rename to cfv123_chr. Update all uses.
15788 (cf_mem): Rename to cfv123_mem. Update all uses.
15789 (cf_mac): Move to more appropriate place.
15790 (cfv123_guess): New automaton and cpu_unit.
15791 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15792 Update uses of 'size' attribute. Handle before reload scheduling.
15793 (cfv123_guess): New dummy reservation for unhandled instructions.
15794 (cfv4_*): Pipeline description of ColdFire V4 core.
15795 (ignore): New reservation to handle 'ignore' type.
15797 2008-05-07 Ian Lance Taylor <iant@google.com>
15799 PR middle-end/36013
15800 * gimplify.c (find_single_pointer_decl_1): Don't look through
15802 (find_single_pointer_decl): Adjust comments.
15804 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15806 PR middle-end/36137
15807 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15808 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15810 PR middle-end/36106
15811 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15812 integral type rather than floating point, then VIEW_CONVERT_EXPR
15813 to the floating point type.
15815 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15817 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15818 TFmode op0 to register.
15820 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15822 * c-decl.c (grokdeclarator): Comment typo.
15824 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15826 * tree-flow.h: Remove prototype for computed_goto_p.
15827 * tree-cfg.c (computed_goto_p): Make static.
15829 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15832 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15833 (contains_aligned_value_p): This. Handle _Decimal128.
15834 (ix86_function_arg_boundary): Only align _Decimal128 to its
15835 natural boundary and handle it properly.
15837 2008-05-06 Martin Jambor <mjambor@suse.cz>
15839 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15840 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15841 (ipcp_method_set_orig_node): Removed.
15842 (ipcp_cval_get_cvalue_type): Removed.
15843 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15844 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15845 (ipcp_cval_set_cvalue_type): Removed.
15846 (ipcp_cval_get_cvalue): Removed.
15847 (ipcp_cval_set_cvalue): Removed.
15848 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15849 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15850 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15851 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15852 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15853 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15854 (ipcp_get_ith_lattice): Changed parameters.
15855 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15856 (ipcp_lattice_from_jfunc): Changed parameters.
15857 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15858 (ipcp_method_cval_print): Added temporary variable info.
15859 (ipcp_redirect): Removed already unused local variable caller.
15860 (ipcp_redirect): New temporary variable orig_callee_info
15861 (ipcp_redirect): Removed newly unused local variable callee.
15862 (ipcp_redirect): Removed (a bit confusing) local variable type.
15863 (ipcp_insert_stage): Added local variable info.
15864 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15866 (ipcp_formal_create): Removed.
15867 (ipcp_method_cval_set): Removed.
15868 (ipcp_propagate_stage): Renamed lattice variables.
15869 (ipcp_method_cval_set_cvalue_type): Removed.
15870 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15871 (ipcp_print_all_lattices): Changed printed strings to refer to
15872 lattices rather than cvals.
15873 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15874 (ipcp_propagate_const): Changed formal parameters.
15875 (build_const_val): Changed formal parameters.
15876 (ipcp_insert_stage): Removed useless variable cvalue
15877 (build_const_val): Changed formal parameters.
15878 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15879 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15880 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15881 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15882 (ipcp_print_func_profile_counts): Changed string from "method" to
15884 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15885 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15886 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
15887 (ipcp_structures_print): Renamed to ipcp_print_all_structures
15888 (ipcp_profile_print): Renamed to ipcp_print_profile_data
15889 (ipcp_lat_is_const): Changed parameters and made inline.
15890 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
15891 (ipcp_redirect): Renamed to ipcp_need_redirect_p
15892 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
15893 the predicate condition directly
15894 (ipcp_propagate_stage): Added local variable args. Removed local
15895 variable callee. (Both are mere code simplifications.)
15896 (ipcp_method_dont_insert_const): Renamed to
15897 ipcp_node_not_modifiable_p.
15898 (ipcp_node_not_modifiable_p): Made inline.
15899 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
15900 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
15901 (ipcp_print_all_lattices): Removed variable cvalue
15902 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
15905 2008-05-06 Olivier Hainque <hainque@adacore.com>
15907 * tree-sra.c (try_instantiate_multiple_fields): Early return
15908 if field has POINTER_TYPE.
15910 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
15912 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
15913 by using 'q' specifier for instruction.
15914 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
15916 2008-05-06 Anatoly Sokolov <aesok@post.ru>
15918 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15919 Change mode of zero_extract from QImode to HImode.
15920 (sign bit tests peepholes): (Ditto.).
15922 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
15924 * config/i386/mmx.md: Remove double backslashes from asm templates.
15925 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
15926 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15927 to handle nonimmediate operands.
15928 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
15929 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15930 to handle nonimmediate operands.
15931 (*mmx_<code>v2sf3_finite): New insn pattern.
15932 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
15933 (mmx_<code>v2sf3): New expander. Use
15934 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15935 (mmx_<plusminus_insn><mode>3): New expander. Use
15936 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15937 (*mmx_<plusminus_insn><mode>3): New insn pattern.
15938 (mmx_add<mode>3): Removed.
15939 (mmx_ssadd<mode>3): Ditto.
15940 (mmx_usadd<mode>3): Ditto.
15941 (mmx_sub<mode>3): Ditto.
15942 (mmx_sssub<mode>3): Ditto.
15943 (mmx_ussub<mode>3): Ditto.
15944 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
15945 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
15946 to handle nonimmediate operands.
15947 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
15949 (mmx_smulv4hi3_highpart): New expander. Use
15950 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15951 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
15953 (mmx_umulv4hi3_highpart): New expander. Use
15954 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15955 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
15956 (mmx_<code>v4hi3): New expander. Use
15957 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15958 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
15959 (mmx_<code>v8qi3): New expander. Use
15960 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15961 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
15962 (mmx_<code><mode>3): New expander. Use
15963 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15965 2008-05-05 Jan Hubicka <jh@suse.cz>
15967 PR tree-optimization/36118
15968 * passes.c (pass_init_dump_file): Fix dump header.
15970 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
15972 PR middle-end/36141
15973 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
15974 VCE for function decls.
15976 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15978 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
15980 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15982 * config/i386/i386.md (sat_plusminus): New.
15983 (plusminus_insn): Likewise.
15984 (plusminus_mnemonic): Likewise.
15986 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
15987 (*<addsub><mode>3_cc_overflow): Renamed to ...
15988 (*<plusminus_insn><mode>3_cc_overflow): This.
15989 (*<addsub>si3_zext_cc_overflow): Renamed to ...
15990 (*<plusminus_insn>si3_zext_cc_overflow): This.
15992 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
15993 (<plusminus_insn><mode>3): This.
15994 (*<addsub><mode>3): Renamed to ...
15995 (*<plusminus_insn><mode>3): This.
15996 (<sse>_vm<addsub><mode>3): Renamed to ...
15997 (<sse>_vm<plusminus_insn><mode>3): This.
15998 (sse3_h<addsub>v4sf3): Renamed to ...
15999 (sse3_h<plusminus_insn>v4sf3): This.
16000 (sse3_h<addsub>v2df3): Renamed to ...
16001 (sse3_h<plusminus_insn>v2df3): This.
16002 (<plusminus_insn><mode>3): New.
16003 (*<plusminus_insn><mode>3): Likewise.
16004 (sse2_<plusminus_insn><mode>3): Likewise.
16005 (add<mode>): Removed.
16006 (*add<mode>3): Likewise.
16007 (sse2_ssadd<mode>3): Likewise.
16008 (sse2_usadd<mode>3): Likewise.
16009 (sub<mode>3): Likewise.
16010 (*sub<mode>3): Likewise.
16011 (sse2_sssub<mode>3): Likewise.
16012 (sse2_ussub<mode>3): Likewise.
16014 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16016 * gthr-single.h: Add in required interface elements as per gthr.h.
16017 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16018 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16019 Generalize UNUSED macro.
16020 (__gthread_once): Add.
16021 (__gthread_key_create): Add.
16022 (__gthread_key_delete): Add.
16023 (__gthread_getspecific): Add.
16024 (__gthread_setspecific): Add.
16026 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16028 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16029 the same size types for the indirect reference on the rhs, then
16032 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16034 * config/i386/i386.md
16035 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16036 one insn template instead of template series.
16037 (*xordi_1_rex64): Ditto.
16038 (*xordi_2_rex64): Ditto.
16040 2008-05-05 Ira Rosen <irar@il.ibm.com>
16042 PR tree-optimization/36119
16043 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16046 2008-06-04 Jan Hubicka <jh@suse.cz>
16048 tree-optimization/36100
16049 * tree-pass.h (pass_O0_always_inline): Declare.
16050 * ipa-inline.c (inline_transform): Remove dead code.
16051 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16052 pass_O0_always_inline): New.
16053 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16055 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16057 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16058 mnemonic in this_param move for TARGET_64BIT.
16060 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16062 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16063 (*strmovsi_rex_1): Ditto.
16064 (*strsetsi_1): Ditto.
16065 (*strsetsi_rex_1): Ditto.
16067 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16068 adddicc expanders using SWI mode iterator.
16070 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16073 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16076 2008-05-04 David S. Miller <davem@davemloft.net>
16078 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16079 (sparc*-*-linux*): Use linux.h in tm_file.
16080 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16081 compiler defaulting to 32-bit.
16082 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16084 * config/sparc/linux.h: Remove definitions now obtained
16085 properly from linux.h
16086 * config/sparc/linux64.h: Likewise.
16087 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16088 don't want this setting for 32-bit builds in a biarch compiler.
16089 * doc/install.texi: Add sparc-linux to list of targets
16090 supporting --enable-targets=all.
16092 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16094 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16096 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16098 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16099 after V4SI_FTYPE_V8HI.
16100 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16101 case V4SI_FTYPE_V2DF.
16103 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16105 * doc/invoke.texi (max-flow-memory-locations): Removed.
16106 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16108 2008-05-03 Richard Guenther <rguenther@suse.de>
16110 PR middle-end/34973
16111 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16113 2008-05-02 David S. Miller <davem@davemloft.net>
16115 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16117 2008-05-02 Simon Baldwin <simonb@google.com>
16120 * c-common.h (warn_array_subscript_range): Removed.
16121 * c-common.c (warn_array_subscript_range): Ditto.
16122 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16123 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16125 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16127 * config/i386/i386.c (ix86_special_builtin_type): New.
16128 (bdesc_special_args): Likewise.
16129 (ix86_expand_special_args_builtin): Likewise.
16130 (ix86_init_mmx_sse_builtins): Updated.
16131 (ix86_expand_builtin): Updated.
16132 (ix86_expand_store_builtin): Removed.
16133 (ix86_expand_unop_builtin): Likewise.
16135 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16136 * config/i386/mmintrin.h (__v2sf): Here.
16138 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16140 (_mm_loadl_pi): Likewise.
16141 (_mm_storeh_pi): Replace __v2si with __v2sf.
16142 (_mm_storel_pi): Likewise.
16144 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16145 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16146 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16147 __builtin_ia32_loadlpd.
16149 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16151 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16152 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16153 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16154 (ix86_init_mmx_sse_builtins): Updated.
16155 (ix86_expand_args_builtin): Likewise.
16156 (ix86_expand_builtin): Likewise.
16157 (ix86_expand_unop1_builtin): Renamed to ...
16158 (ix86_expand_unop_vec_merge_builtin): This.
16160 2008-05-01 Jan Hubicka <jh@suse.cz>
16163 * ipa-inline.c (inline_generate_summary): Make static.
16164 (inline_transform): Do not call inlining at -O0; make static.
16165 * passes.c (execute_todo): Add sanity check.
16166 (execute_one_ipa_transform_pass): Execute proper flags.
16168 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16170 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16171 (DECL_NONADDRESSABLE_P): Likewise.
16172 * alias.c (record_component_aliases): Fix comment.
16174 2008-05-01 Simon Baldwin <simonb@google.com>
16176 * c-common.h (warn_array_subscript_range): New function.
16177 * c-common.c (warn_array_subscript_range): Ditto.
16178 * tree-vrp.c (check_array_ref): Corrected code to agree with
16179 comment, ignoring only arrays of size 0 or size 1.
16180 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16182 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16184 * config/i386/i386.c (ix86_builtin_type): Replace
16185 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16186 (bdesc_args): Updated.
16187 (ix86_init_mmx_sse_builtins): Likewise.
16188 (ix86_expand_args_builtin): Likewise.
16190 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16193 * doc/extend.texi: Correct __builtin_ia32_palignr.
16195 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16198 * config/i386/i386.c (bdesc_crc32): Removed.
16199 (ix86_expand_crc32): Likewise.
16200 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16201 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16202 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16203 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16204 UINT_FTYPE_UINT_UCHAR.
16205 (bdesc_args): Updated. Add crc32 builtins.
16206 (ix86_init_mmx_sse_builtins): Updated.
16207 (ix86_expand_args_builtin): Updated to support subreg.
16209 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16211 2008-05-01 Jan Hubicka <jh@suse.cz>
16213 * tree-pass.h (opt_pass): Add IPA_PASS.
16214 (varpool_node, cgraph_node): Forward declare.
16215 (ipa_opt_pass): Define.
16216 (pass_ipa_inline): Turn into ipa_opt_pass.
16217 (pass_apply_inline): Remove.
16218 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16219 (apply_inline): Turn into ....
16220 (inline_transform): ... this one.
16221 (inline_generate_summary): New function.
16222 (pass_apply_inline): Remove.
16223 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16225 (struct function): Add ipa_transforms_to_apply.
16226 * passes.c (register_one_dump_file): Work on IPA_PASS.
16227 (init_optimization_passes): Remove pass_inline_parameters and
16229 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16230 (execute_one_pass) ... here; apply transforms when possible.
16231 (add_ipa_transform_pass, execute_ipa_summary_asses,
16232 execute_one_ipa_transform_pass): New.
16233 (execute_ipa_pass_list): Update for IPA_PASS type.
16235 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16237 * config/i386/i386.c (ix86_builtin_type): Add
16238 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16239 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16240 (bdesc_args): Add SSE4a builtins.
16241 (ix86_init_mmx_sse_builtins): Updated.
16242 (ix86_expand_args_builtin): Likewise.
16243 (ix86_expand_builtin): Likewise.
16245 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16247 * config/i386/i386.c (ix86_builtin_type): Add
16248 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16249 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16250 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16251 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16252 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16253 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16254 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16255 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16256 and DI_FTYPE_DI_DI_INT.
16257 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16258 (ix86_init_mmx_sse_builtins): Updated.
16259 (ix86_expand_args_builtin): Likewise.
16260 (ix86_expand_builtin): Likewise.
16261 (ix86_expand_binop_imm_builtin): Removed.
16263 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16265 2008-04-30 Richard Guenther <rguenther@suse.de>
16267 PR tree-optimization/32921
16268 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16270 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16272 * config/arm/arm.c (arm_unwind_emit): Use
16273 crtl->all_throwers_are_sibcalls instead of
16274 cfun->all_throwers_are_sibcalls.
16275 (arm_output_fn_unwind): Likewise.
16276 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16277 instead of cfun->uses_pic_offset_table.
16278 (frv_expand_prologue): Likewise.
16279 (frv_frame_pointer_required): Likewise.
16280 (frv_expand_fdpic_call): Likewise.
16281 (frv_emit_movsi): Likewise.
16282 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16283 cfun->returns_pcc_struct instead of
16284 current_function_returns_pcc_struct.
16285 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16286 instead of cfun->calls_eh_return.
16287 (m32c_pushm_popm): Likewise.
16288 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16289 "extern" declaration.
16291 2008-04-30 Richard Guenther <rguenther@suse.de>
16293 PR tree-optimization/21636
16294 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16296 (evaluate_stmt): Print the likely value.
16297 (ccp_visit_stmt): Avoid excessive vertical spacing.
16299 2008-04-30 Rafael EspÃndola <espindola@google.com>
16301 * builtins.c (fold_call_expr): Return realret.
16302 * tree-ssa-threadedge.c
16303 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16304 __builtin_object_size.
16306 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16308 * gcc.c (wrapper_string): New variable.
16309 (insert_wrapper): New function.
16310 (execute): New option -wrapper.
16311 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16313 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16315 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16316 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16317 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16319 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16320 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16321 config/rs6000/e500crtres64gprctr.asm,
16322 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16323 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16324 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16325 config/rs6000/e500crtsav64gprctr.asm,
16326 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16327 config/rs6000/e500crtsavg64gprctr.asm: New files.
16328 * config/rs6000/t-ppccomm: Add build rules for new files.
16329 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16330 * config/rs6000/t-netbsd: Add build rules for new files.
16331 (LIB2FUNCS_STATIC_EXTRA): New variable.
16332 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16333 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16334 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16336 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16338 * config/i386/i386.c (ix86_builtin_type): Add
16339 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16340 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16341 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16342 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16343 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16344 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16345 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16346 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16347 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16348 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16349 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16350 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16351 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16352 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16353 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16354 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16355 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16356 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16357 V1DI_FTYPE_V2SI_V2SI.
16358 (bdesc_2arg): Moved to ...
16359 (bdesc_args): Here.
16360 (ix86_init_mmx_sse_builtins): Updated.
16361 (ix86_expand_args_builtin): Updated. Take a pointer
16362 to const struct builtin_description. Handle comparison
16364 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16365 (ix86_expand_builtin): Updated.
16367 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16368 (ssse3_pmaddubsw128): This.
16369 (ssse3_pmaddubswv4hi3): Renamed to ...
16370 (ssse3_pmaddubsw): This.
16372 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16373 (__builtin_ia32_packssdw128): Likewise.
16374 (__builtin_ia32_packuswb128): Likewise.
16375 (__builtin_ia32_pmaddubsw): Likewise.
16376 (__builtin_ia32_pmaddubsw128): Likewise.
16378 2008-04-30 Richard Guenther <rguenther@suse.de>
16380 PR tree-optimization/14847
16381 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16382 (recognize_bits_test): Use it.
16383 (recognize_single_bit_test): Likewise.
16385 2008-04-30 Martin Jambor <mjambor@suse.cz>
16387 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16388 instead of setting number of formal parameters to zero.
16389 (ipcp_init_stage): Do not set the number of actual parameters to zero
16391 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16392 which are called with variable number of arguments.
16393 (ipcp_insert_stage): Explicitely skipping all nodes which are
16394 called with variable number of arguments.
16395 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16396 number of parameters.
16398 * ipa-prop.h (struct ipa_node_params): Added flag
16399 called_with_var_arguments
16400 (ipa_set_param_count): Added. Changed sole setter to use it.
16401 (ipa_get_param_count): Added. All readers of param_count
16402 converted to use it instead.
16403 (ipa_set_called_with_variable_arg): Added.
16404 (ipa_is_called_with_var_arguments): Added.
16405 (ipa_get_ith_param): Added. All readers of param_decls converted
16407 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16409 (ipa_get_cs_argument_count): Added, all readers of argument_count
16411 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16414 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16415 (struct ipcp_lattice): Renamed cval_type to type
16416 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16418 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16419 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16420 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16421 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16422 (build_const_val): Changed the type of parameter cvalue to tree
16423 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16424 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16426 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16429 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16430 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16431 (ipa_add_method): Renamed to ipa_push_func_to_list
16432 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16433 (ipa_callsite_param_count): Removed.
16434 (ipa_callsite_param_count_set): Removed.
16435 (ipa_callsite_param): Removed.
16436 (ipa_callsite_callee): Removed.
16437 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16438 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16439 (ipa_method_formal_count): Removed.
16440 (ipa_method_formal_count_set): Removed.
16441 (ipa_method_get_tree): Removed.
16442 (ipa_method_tree_map_create): Removed.
16443 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16444 (ipa_create_param_decls_array): Creates the array itself
16445 (ipa_create_param_decls_array): Temporary variable info instead of
16446 a few dereferences.
16447 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16448 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16449 (get_type): Removed.
16450 (ipa_jf_get_info_type): Removed.
16451 (ipa_node_create): Renamed to ipa_create_node_params
16452 (ipa_free): Renamed to ipa_free_all_node_params
16453 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16454 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16455 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16456 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16457 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16458 ipa_free_all_edge_args
16459 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16460 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16461 (ipa_create_methodlist_node): Removed.
16462 (ipa_methodlist_method): Removed.
16463 (ipa_methodlist_method_set): Removed.
16464 (ipa_methodlist_next_method): Removed.
16465 (ipa_methodlist_next_method_set): Removed.
16466 (ipa_method_is_modified): Removed.
16467 (ipa_method_modify_create): Removed.
16468 (ipa_method_modify_init): Temporary variable info instead of a few
16470 (ipa_detect_param_modifications): Temporary variable info instead of
16471 a few dereferences.
16472 (ipa_compute_jump_functions): Temporary variable info instead of
16473 a few dereferences.
16474 (ipa_method_modify_set): Removed.
16475 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16476 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16477 than craph_node as the first parameter.
16478 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16479 (ipa_method_modify_init): Removed.
16480 (ipa_compute_jump_functions): Added a temp variable instead of
16481 repeatadly dereferencing the cgraph_edge.aux pointer
16482 (ipa_callsite_param_set_type): Removed.
16483 (ipa_compute_jump_functions): i renamed to index and moved to
16485 (ipa_callsite_param_set_info_type_formal): Removed.
16486 (ipa_callsite_param_set_info_type): Removed.
16487 (ipa_callsite_param_map_create): Removed.
16488 (ipa_callsite_tree): Removed.
16489 (ipa_callsite_caller): Removed.
16490 (ipa_pop_func_from_list): return_method removed to return_func
16492 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16493 prefixed all values with IPA_. Changed all users.
16494 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16495 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16496 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16497 (union parameter_info): Renamed to jump_func_value.
16498 (union jump_func_value): Renamed value to constant
16499 (struct ipa_jump_func): Renamed info_type to value
16500 (struct ipa_node): Renamed to ipa_node_params
16501 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16502 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16503 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16504 (struct ipa_edge): Renamed to ipa_edge_args
16505 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16506 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16507 (struct ipa_methodlist): Renamed to ipa_func_list
16508 (struct ipa_func_list): method_p renamed to node, next_method
16510 (ipa_methodlist_p): Removed, switched all users to struct pointer
16511 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16513 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16515 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16516 (rs6000_emit_epilogue): Use backchain to restore only when we
16517 have a large frame. Make use of frame pointer to restore if we
16518 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16520 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16522 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16523 Add mode to zero_extract.
16524 (sign bit tests peepholes): (Ditto.).
16526 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16528 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16529 Instructions in comments with SSE3.
16530 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16531 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16532 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16533 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16534 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16535 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16536 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16537 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16538 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16539 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16540 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16541 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16542 (bdesc_sse_args): Renamed to ...
16543 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16544 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16545 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16546 IX86_BUILTIN_FABSQ.
16547 (bdesc_1arg): Moved to ...
16548 (bdesc_args): Here.
16549 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16550 Instructions in comments with SSE3.
16551 (ix86_expand_sse_operands_builtin): Renamed to ...
16552 (ix86_expand_args_builtin): This. Updated.
16553 (ix86_expand_unop1_builtin): Update comments.
16554 (ix86_expand_builtin): Updated.
16556 2008-04-29 Richard Guenther <rguenther@suse.de>
16558 PR tree-optimization/36078
16559 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16560 Update virtual SSA form after cleaning up the CFG.
16562 2008-04-29 Richard Guenther <rguenther@suse.de>
16564 PR middle-end/15255
16565 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16567 2008-04-29 Richard Guenther <rguenther@suse.de>
16569 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16570 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16571 (compute_flow_insensitive_aliasing): Do not treat
16572 PTR_IS_REF_ALL pointers special.
16573 (get_smt_for): Likewise.
16574 (may_alias_p): Re-structure.
16575 (is_escape_site): A ref-all pointer conversion is not an escape site.
16576 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16577 PTR_IS_REF_ALL pointers special.
16578 * tree-ssa-structalias.h (struct alias_info): Remove
16579 ref_all_symbol_mem_tag field.
16580 (PTR_IS_REF_ALL): Remove.
16582 2008-04-29 Richard Guenther <rguenther@suse.de>
16584 PR middle-end/36077
16585 * fold-const.c (extract_muldiv_1): In combining division constants
16586 make sure to never overflow.
16588 2008-04-29 Nick Clifton <nickc@redhat.com>
16590 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16592 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16595 * optc-gen.awk: Work around HP-UX/IA awk bug.
16597 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16599 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16602 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16605 * config/i386/i386.md
16606 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16607 Change operand 1 predicate to nonimmediate_operand.
16609 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16612 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16614 * gengtype.c (walk_type, write_func_for_structure): Handle
16616 * doc/gty.texi: Document chain_circular.
16618 2008-04-28 Richard Guenther <rguenther@suse.de>
16620 PR tree-optimization/36066
16621 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16624 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16627 * config/i386/i386.md
16628 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16629 Use match_scratch instead of match_operand for operands 3 and 4.
16631 2008-04-27 Richard Guenther <rguenther@suse.de>
16633 PR tree-optimization/18754
16634 PR tree-optimization/34223
16635 * tree-pass.h (pass_complete_unrolli): Declare.
16636 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16637 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16638 Rewrite loop into loop closed SSA form if it is not already.
16639 (tree_unroll_loops_completely): Re-structure to iterate over
16640 innermost loops with intermediate CFG cleanups.
16641 Unroll outermost loops only if requested or the code does not grow
16643 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16644 loops are available.
16645 (tree_vectorize): Instead do so here.
16646 (tree_complete_unroll): Also unroll outermost loops.
16647 (tree_complete_unroll_inner): New function.
16648 (gate_tree_complete_unroll_inner): Likewise.
16649 (pass_complete_unrolli): New pass.
16650 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16651 uses outside of the loop.
16652 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16653 form if it is available.
16654 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16655 * passes.c (init_optimization_passes): Schedule complete inner
16656 loop unrolling pass before the first CCP pass after final inlining.
16658 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16660 * targhooks.h (default_emutls_var_fields,
16661 default_emutls_var_init): Declare.
16662 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16663 * target.h (struct gcc_target): Add struct emutls member.
16664 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16665 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16666 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16667 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16668 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16669 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16670 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16671 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16672 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16673 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16674 emit debug information.
16675 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16676 * varasm.c: Include targhooks.h.
16677 (emutls_object_section, emutls_tmpl_section): New.
16678 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16679 (EMUTLS_SEPARATOR): New.
16680 (prefix_name): New.
16681 (get_emutls_object_name): New.
16682 (default_emutls_var_fields): New, broken out of ...
16683 (get_emutls_object_type): ... here. Adjust to use target hooks.
16684 (get_emutls_init_templ_addr): Adjust to use target hooks.
16685 (emutls_decl): Adjust to use target hooks.
16686 (emutls_finish): Likewise.
16687 (default_emutls_var_init): New, broken out of ...
16688 (assemble_variable): ... here. Adjust to use target hooks.
16689 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16690 SECCAT_EMUTLS_TMPL.
16691 * c-common.c (handle_section_attribute): Prevent overriding
16692 sections for emulated tls with special sections.
16693 * config/i386/i386.c (x86_64_elf_select_section): Add
16694 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16695 (x86_64_elf_unique_section): Likewise.
16696 * config/vxworks.c: Include tree.h.
16697 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16698 (vxworks_override_options): Set TLS scheme.
16699 * doc/tm.texi (Emulated TLS): New node.
16701 2008-04-26 Simon Baldwin <simonb@google.com>
16704 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16705 with propagated string constants.
16707 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16709 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16710 constraint for operand 2 when operand 0 is memory operand.
16711 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16712 operand 0 is memory operand.
16713 (fix_trunc<mode>_i387_with_temp): Ditto.
16714 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16715 operand 2 when operand 1 is memory operand.
16716 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16717 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16718 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16719 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16720 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16721 operands 2,3 and 4 when operand 1 is memory operand.
16722 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16724 (fistdi2_floor_with_temp): Ditto.
16725 (fist<mode>2_floor_with_temp): Ditto.
16726 (fistdi2_ceil_with_temp): Ditto.
16727 (fist<mode>2_ceil_with_temp): Ditto.
16728 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16730 2008-04-26 David Daney <ddaney@avtrex.com>
16732 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16734 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16735 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16736 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16737 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16738 (compare_and_swap_12): New insn.
16739 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16740 * config/mips/mips.c (mips_force_binary): New function.
16741 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16742 (mips_expand_compare_and_swap_12): New function.
16743 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16745 2008-04-25 Jan Hubicka <jh@suse.cz>
16748 * cfgexpand.c (pass_expand): Turn into RTL pass.
16749 * passes.c (execute_one_pass): Do pass typechecking after execution.
16750 * tree-pass.h (pass_expand): Turn into RTL pass.
16752 * function.h (struct rtl_data): Move here fields
16753 accesses_prior_frames, calls_eh_return, saves_all_registers,
16754 has_nonlocal_goto, has_asm_statement, is_thunk,
16755 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16756 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16757 arg_pointer_save_area_init from struct function; turn into bool.
16758 (struct function): Move
16759 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16760 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16761 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16762 tail_call_emit, arg_pointer_save_area_init
16763 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16764 (current_function_returns_struct, current_function_returns_pcc_struct,
16765 current_function_calls_setjmp, current_function_calls_alloca,
16766 current_function_accesses_prior_frames,
16767 current_function_calls_eh_return, current_function_is_thunk,
16768 current_function_stdarg, current_function_profile,
16769 current_function_limit_stack, current_function_uses_pic_offset_table,
16770 current_function_uses_const_pool, current_function_has_nonlocal_label,
16771 current_function_saves_all_registers,
16772 current_function_has_nonlocal_goto,
16773 current_function_has_asm_statement): Remove accesor macros.
16774 * ra-conflict.c (global_conflicts): Update.
16775 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16776 (suitable_for_tail_call_opt_p): Update.
16777 * builtins.c (expand_builtin_return_addr): Update.
16778 (expand_builtin_setjmp_setup): Update.
16779 (expand_builtin_nonlocal_goto): Update.
16780 * final.c (final_start_function): Update.
16781 (profile_function): Update.
16782 (leaf_function_p): Update.
16783 (only_leaf_regs_used): Update.
16784 * df-scan.c (df_get_exit_block_use_set): Update.
16785 * dojump.c (clear_pending_stack_adjust): Update.
16786 * tree-stdarg.c (gate_optimize_stdarg): Update.
16787 * gimple-low.c (lower_function_body): Update.
16788 * global.c (compute_regsets): Update.
16789 (global_alloc): Update.
16790 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16791 * expr.c (expand_assignment): Update.
16792 * dse.c (dse_step0): Update.
16793 (dse_step1): Update.
16794 * c-decl.c (store_parm_decls): Update.
16795 * local-alloc.c (combine_regs): Update.
16796 (find_free_reg): Update.
16797 * function.c (assign_parms_augmented_arg_list): Update.
16798 (assign_parm_find_data_types): Update.
16799 (assign_parms): Update.
16800 (allocate_struct_function): Update.
16801 (expand_function_start): Update.
16802 (expand_function_end): Update.
16803 (get_arg_pointer_save_area): Update.
16804 (thread_prologue_and_epilogue_insns): Update.
16805 (rest_of_match_asm_constraints): Update.
16806 * stor-layout.c (variable_size): Update.
16807 * gcse.c (gcse_main): Update.
16808 (bypass_jumps): Update.
16809 * gimplify.c (gimplify_function_tree): Update.
16810 * calls.c (emit_call_1): Update.
16811 (expand_call): Update.
16812 * bt-load.c (compute_defs_uses_and_gen): Update.
16813 * except.c (sjlj_assign_call_site_values): Update.
16814 (sjlj_emit_function_enter): Update.
16815 (can_throw_external): Update.
16816 (set_nothrow_function_flags): Update.
16817 (expand_builtin_unwind_init): Update.
16818 (expand_eh_return): Update.
16819 (convert_to_eh_region_ranges): Update.
16820 (output_function_exception_table): Update.
16821 * emit-rtl.c (gen_tmp_stack_mem): Update.
16822 * cfgexpand.c (expand_used_vars): Update.
16823 (tree_expand_cfg): Update.
16824 * cfgcleanup.c (rest_of_handle_jump): Update.
16825 * explow.c (allocate_dynamic_stack_space): Update.
16826 * varasm.c (assemble_start_function): Update.
16827 (force_const_mem): Update.
16828 (mark_constant_pool): Update.
16829 * tree-optimize.c (tree_rest_of_compilation): Update.
16830 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16831 * tree-cfg.c (notice_special_calls): Update.
16832 (is_ctrl_altering_stmt): Update.
16833 (tree_can_make_abnormal_goto): Update.
16834 (tree_purge_dead_abnormal_call_edges): Update.
16835 * config/alpha/predicates.md: Update.
16836 * config/alpha/alpha.c (alpha_sa_mask): Update.
16837 (alpha_sa_size): Update.
16838 (alpha_does_function_need_gp): Update.
16839 (alpha_expand_prologue): Update.
16840 (alpha_start_function): Update.
16841 (alpha_output_function_end_prologue): Update.
16842 (alpha_expand_epilogue): Update.
16843 * config/frv/frv.c (frv_stack_info): Update.
16844 (frv_expand_epilogue): Update.
16845 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16846 (s390_register_info): Update.
16847 (s390_frame_info): Update.
16848 (s390_init_frame_layout): Update.
16849 (s390_can_eliminate): Update.
16850 (save_gprs): Update.
16851 * config/spu/spu.c (spu_split_immediate): Update.
16852 (need_to_save_reg): Update.
16853 (spu_expand_prologue): Update.
16854 (spu_expand_epilogue): Update.
16855 * config/sparc/sparc.md: Update.
16856 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16857 (sparc_tls_got): Update.
16858 (legitimize_pic_address): Update.
16859 (sparc_emit_call_insn): Update.
16860 (sparc_expand_prologue): Update.
16861 (output_return): Update.
16862 (print_operand): Update.
16863 (sparc_function_ok_for_sibcall): Update.
16864 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16865 * config/m32r/m32r.md: Update.
16866 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16867 (m32r_compute_frame_size): Update.
16868 (m32r_expand_prologue): Update.
16869 (m32r_expand_epilogue): Update.
16870 (m32r_legitimize_pic_address): Update.
16871 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16872 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16873 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16874 (gen_push): Update.
16875 (ix86_save_reg): Update.
16876 (ix86_compute_frame_layout): Update.
16877 (ix86_expand_prologue): Update.
16878 (ix86_expand_epilogue): Update.
16879 * config/sh/sh.c (output_stack_adjust): Update.
16880 (calc_live_regs): Update.
16881 (sh5_schedule_saves): Update.
16882 (sh_expand_prologue): Update.
16883 (sh_expand_epilogue): Update.
16884 (sh_setup_incoming_varargs): Update.
16885 (sh_allocate_initial_value): Update.
16886 (sh_get_pr_initial_val): Update.
16887 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
16888 * config/sh/sh.md (label:): Update.
16889 * config/avr/avr.c (out_movhi_mr_r): Update.
16890 * config/crx/crx.h (enum): Update.
16891 * config/xtensa/xtensa.h (along): Update.
16892 * config/stormy16/stormy16.c Update.
16893 (xstormy16_compute_stack_layout): Update.
16894 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
16895 (fr30_expand_prologue): Update.
16896 * config/cris/cris.c (cris_conditional_register_usage): Update.
16897 (cris_reg_saved_in_regsave_area): Update.
16898 (cris_initial_frame_pointer_offset): Update.
16899 (cris_simple_epilogue): Update.
16900 (cris_expand_prologue): Update.
16901 (cris_expand_epilogue): Update.
16902 (cris_expand_pic_call_address): Update.
16903 (cris_asm_output_symbol_ref): Update.
16904 (cris_asm_output_label_ref): Update.
16905 * config/cris/cris.md Update.
16906 * config/iq2000/iq2000.c (compute_frame_size): Update.
16907 (iq2000_expand_epilogue): Update.
16908 * config/mt/mt.h (save_direction): Update.
16909 * config/mn10300/mn10300.c (mn10300_function_value): Update.
16910 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16911 (ia64_secondary_reload_class): Update.
16912 * config/m68k/m68k.c (m68k_save_reg): Update.
16913 (m68k_expand_prologue): Update.
16914 (m68k_expand_epilogue): Update.
16915 (legitimize_pic_address): Update.
16916 * config/rs6000/rs6000.c (rs6000_got_register): Update.
16917 (first_reg_to_save): Update.
16918 (first_altivec_reg_to_save): Update.
16919 (compute_vrsave_mask): Update.
16920 (compute_save_world_info): Update.
16921 (rs6000_stack_info): Update.
16922 (spe_func_has_64bit_regs_p): Update.
16923 (rs6000_ra_ever_killed): Update.
16924 (rs6000_emit_eh_reg_restore): Update.
16925 (rs6000_emit_allocate_stack): Update.
16926 (rs6000_emit_prologue): Update.
16927 (rs6000_emit_epilogue): Update.
16928 (rs6000_output_function_epilogue): Update.
16929 (output_profile_hook): Update.
16930 (rs6000_elf_declare_function_name): Update.
16931 * config/rs6000/rs6000.h (rs6000_args): Update.
16932 * config/rs6000/rs6000.md: Update.
16933 * config/mcore/mcore.c (mcore_expand_prolog): Update.
16934 * config/arc/arc.c (arc_output_function_epilogue): Update.
16935 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
16936 * config/darwin.c (machopic_function_base_name): Update.
16937 * config/score/score3.c (score3_compute_frame_size): Update.
16940 (score3_epilogue): Update.
16941 * config/score/score7.c (score7_compute_frame_size): Update.
16942 (score7_prologue): Update.
16943 (score7_epilogue): Update.
16944 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
16945 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16946 * config/arm/arm.c (use_return_insn): Update.
16947 (require_pic_register): Update.
16948 (arm_load_pic_register): Update.
16949 (arm_compute_save_reg0_reg12_mask): Update.
16950 (arm_compute_save_reg_mask): Update.
16951 (thumb1_compute_save_reg_mask): Update.
16952 (output_return_instruction): Update.
16953 (arm_output_function_prologue): Update.
16954 (arm_output_epilogue): Update.
16955 (arm_get_frame_offsets): Update.
16956 (arm_expand_prologue): Update.
16957 (thumb_pushpop): Update.
16958 (thumb_exit): Update.
16959 (thumb1_expand_prologue): Update.
16960 (thumb1_expand_epilogue): Update.
16961 (arm_unwind_emit): Update.
16962 (arm_output_fn_unwind): Update.
16963 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
16964 * config/arm/arm.md: Update.
16965 * config/pa/pa.md: Update.
16966 * config/pa/pa.c (legitimize_pic_address): Update.
16967 (compute_frame_size): Update.
16968 (hppa_expand_prologue): Update.
16969 (hppa_expand_epilogue): Update.
16970 (borx_reg_operand): Update.
16971 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
16972 (HARD_REGNO_RENAME_OK): Update.
16973 * config/mips/mips.c (mips_global_pointer): Update.
16974 (mips_save_reg_p): Update.
16975 (mips_compute_frame_info): Update.
16976 (mips_frame_pointer_required): Update.
16977 (mips_expand_prologue): Update.
16978 (mips_expand_epilogue): Update.
16979 (mips_can_use_return_insn): Update.
16980 (mips_reorg_process_insns): Update.
16981 * config/v850/v850.c (compute_register_save_size): Update.
16982 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
16983 * config/mmix/mmix.c (along): Update.
16984 (mmix_expand_epilogue): Update.
16985 * config/bfin/bfin.c (legitimize_pic_address): Update.
16986 (must_save_p): Update.
16987 (stack_frame_needed_p): Update.
16988 (add_to_reg): Update.
16989 (bfin_expand_prologue): Update.
16990 * stmt.c (expand_asm_operands): Update.
16991 * reload1.c (reload): Update.
16992 (init_elim_table): Update.
16994 2008-04-25 Bob Wilson <bob.wilson@acm.org>
16996 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
16998 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17000 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17001 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17002 (mov<mode>): Removed.
17003 (*movv4sf_internal): Likewise.
17004 (*movv2df_internal): Likewise.
17006 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17008 * config.gcc (crx-*-elf): Remove deprecation.
17010 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17012 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17013 __gcc_deregister_frame with atexit.
17014 (deregister_frame_dtor): Remove.
17016 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17017 Nathan Sidwell <nathan@codesourcery.com>
17019 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17021 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17022 (rs6000_isel): Likewise.
17023 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17024 (rs6000_isel): New variable.
17025 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17027 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17030 * c-common.c (handle_vector_size_attribute): Call
17031 lang_hooks.types.reconstruct_complex_type instead of
17032 reconstruct_complex_type.
17033 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17034 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17035 * langhooks.h (struct lang_hooks_for_types): Add
17036 reconstruct_complex_type hook.
17037 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17038 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17040 2008-04-24 Richard Guenther <rguenther@suse.de>
17042 * c-common.h (check_builtin_function_arguments): Declare.
17043 * c-common.c (validate_nargs): New function.
17044 (check_builtin_function_arguments): Likewise.
17045 * c-typeck.c (build_function_call): Call
17046 check_builtin_function_arguments.
17047 * builtins.c (fold_builtin_classify): Remove error reporting code.
17048 (fold_builtin_unordered_cmp): Likewise.
17049 (fold_builtin_1): Likewise.
17050 (fold_builtin_n): Likewise.
17052 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17054 PR tree-optimization/36008
17055 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17056 the original op1, rather than delta by step.
17058 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17059 Sebastian Pop <sebastian.pop@amd.com>
17061 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17062 eliminate_local_variables_stmt, eliminate_local_variables,
17063 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17064 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17065 of code delimited by two edges in the CFG.
17066 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17067 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17068 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17069 the case of parallelisation of reductions.
17070 (expr_invariant_in_region_p): New.
17072 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17073 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17075 2008-04-24 Ira Rosen <irar@il.ibm.com>
17076 Richard Guenther <rguenther@suse.de>
17078 PR tree-optimization/36034
17079 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17080 incapable of dealing with loads with gaps.
17082 2008-04-24 Rafael EspÃndola <espindola@google.com>
17084 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17085 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17086 vrp_evaluate_conditional.
17087 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17088 (vrp_evaluate_conditional): Split the cond argument.
17089 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17090 (simplify_stmt_for_jump_threading): Update call to
17091 vrp_evaluate_conditional.
17093 2008-04-24 Ira Rosen <irar@il.ibm.com>
17095 PR tree-optimization/35982
17096 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17097 interleaved data-refs are of the same type.
17099 2008-04-24 Danny Smith <dannysmith@users.net>
17101 * c-format.c (check_format_info_main): Use strncmp rather than a
17102 magic prefix to handle multichar length specs.
17103 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17104 Don't prefix "I64" and "I32" with '\0'.
17106 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17109 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17110 in registers for -m32 only if stdarg_p (fntype).
17112 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17114 PR rtl-optimization/36006
17115 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17116 temp to op0 in order to avoid invalid rtx sharing.
17118 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17120 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17121 check TREE_INVARIANT.
17122 * tree-gimple.c (is_gimple_address): New.
17123 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17124 * tree-gimple.h (is_gimple_address): New.
17125 * tree.h (decl_address_invariant_p): New.
17126 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17127 (build_string): Likewise.
17128 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17129 (tree_invariant_p_1): Likewise.
17130 (save_expr): Use it.
17131 (tree_invariant_p): New.
17132 (skip_simple_arithmetic): Use it.
17133 (stabilize_reference_1): Use it.
17134 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17136 (build1_stat): Drop code to compute TREE_INVARIANT.
17137 (build2_stat): Drop code to compute TREE_INVARIANT.
17138 (build3_stat): Drop code to compute TREE_INVARIANT.
17139 (build4_stat): Drop code to compute TREE_INVARIANT.
17140 (build5_stat): Drop code to compute TREE_INVARIANT.
17141 (build7_stat): Drop code to compute TREE_INVARIANT.
17142 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17143 * tree.h (struct tree_base): Remove invariant_flag.
17144 (TREE_INVARIANT): Remove.
17145 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17146 (fold_builtin_expect): Check TREE_CONSTANT.
17147 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17148 * c-tree.h (c_expr_to_decl): Drop third parameter.
17149 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17150 (build_c_cast): Don't set TREE_INVARIANT.
17151 (pop_init_level): Don't set TREE_INVARIANT.
17152 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17153 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17155 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17156 (gimplify_addr_expr): Adjust comment.
17157 * tree-mudflap.c (mf_build_string):
17158 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17159 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17160 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17161 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17162 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17163 * langhooks.h (struct lang_hooks): Drop third parameter from
17166 2008-04-23 Richard Guenther <rguenther@suse.de>
17168 PR tree-optimization/27799
17169 PR tree-optimization/32921
17170 PR tree-optimization/32624
17171 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17172 SMTs aliases and the tag itself into the solution.
17173 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17174 merge the points-to solution back into the SMT aliases.
17175 (may_alias_p): Use alias_set_subset_of instead of
17176 aliases_conflict_p. A pointer which points to
17177 memory with alias set zero may access any variable.
17179 2008-04-23 Richard Guenther <rguenther@suse.de>
17181 * alias.c (alias_set_subset_of): Correctly handle asking
17182 if zero is a subset of an alias set with zero child.
17183 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17184 (compute_flow_insensitive_aliasing): Correctly walk all
17185 pointers. Do not unnecessarily union sets.
17187 2008-04-23 Richard Guenther <rguenther@suse.de>
17189 PR middle-end/36021
17190 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17192 2008-04-22 Tomas Bily <tbily@suse.cz>
17194 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17196 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17198 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17199 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17200 * tree-inline.c (estimate_num_insns_1): Likewise.
17201 * varasm.c (const_hash_1, compare_constant, copy_constant)
17202 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17203 * emit-rtl.c (component_ref_for_mem_expr)
17204 (set_mem_attributes_minus_bitpos): Likewise.
17205 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17206 (is_aligning_offset): Likewise.
17207 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17208 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17209 * dojump.c (do_jump): Likewise.
17210 * builtins.c (get_pointer_alignment, get_memory_rtx)
17211 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17212 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17214 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17216 PR rtl-optimization/36017
17217 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17218 expanding the library call.
17220 2008-04-22 Ian Lance Taylor <iant@google.com>
17222 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17223 than size_in_bytes.
17225 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17227 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17228 of LR/CTR moves for Power6.
17230 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17232 PR middle-end/36003
17233 * passes.c (init_optimization_passes): Remove
17234 pass_fast_rtl_byte_dce.
17236 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17239 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17240 builtin functions to generate faster code.
17241 (_mm_cvtpu16_ps): Ditto.
17242 (_mm_cvtpi32x2_ps): Ditto.
17244 2008-04-22 Nick Clifton <nickc@redhat.com>
17246 * common.opt (ftree-loop-distribution): Add Optimization
17249 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17250 (frv_expand_builtin_va_start): Likewise.
17252 * config/arm/arm.c (thumb_find_work_register): Fix location of
17253 argument register count.
17255 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17257 Support scheduling for ColdFire V1 and V3 microarchitecture.
17258 Improve scheduling of multiplication instructions.
17260 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17261 (mac): New instruction attribute.
17262 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17263 (m68k_sched_mac): New variable.
17264 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17265 Handle cfv1 and cfv3.
17266 (max_insn_size): New static variable.
17267 (struct _sched_ib): New type.
17268 (sched_ib): New static variable.
17269 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17270 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17271 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17273 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17274 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17275 new variables. Update.
17276 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17277 Add modeling of cfv3 instruction buffer. Update.
17278 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17279 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17280 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17281 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17282 a particular reservation applies to.
17283 (type2): Reorganize attribute values. Rename alu to alu_reg,
17284 alu_l to alu, move_l to omove. Join move to alu. Split mul
17285 to mul_l and mul_w.
17286 (cf_ib_*): Simplify description of instruction buffer.
17287 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17288 (cf_mem): Split into cf_mem1 and cf_mem2.
17289 (cf_v2_move_??): Rename to cfv12_alu_??.
17290 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17291 (cf_v2_mul_??): Remove reservations.
17292 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17293 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17294 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17296 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17297 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17298 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17299 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17300 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17301 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17302 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17303 expansions of the above reservations for instructions of sizes
17306 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17308 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17310 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17312 * coverage.c: Include tree-pass.h.
17313 (coverage_counter_alloc): Print da_file_name to the dump file.
17315 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17317 * sbitmap.c (sbitmap_range_empty_p): New function.
17318 * sbitmap.h (sbitmap_range_empty_p): New function.
17319 * bitmap.h: Now includes obstack.h.
17321 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17322 Kenneth Zadeck <zadeck@naturalbridge.com>
17324 * dbgcnt.def (ra_byte_scan): Added.
17325 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17326 when the last hit happens for a counter.
17327 * timevar.def (TV_DF_BYTE_LR): New variable.
17328 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17329 * passes.c (pass_fast_rtl_byte_dce): New pass.
17330 * fwprop.c (update_df): Added mode to call df_ref_create.
17331 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17332 DF_REF_EXTRACT_OFFSET.
17333 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17334 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17336 (df_ref_extract): Added mode field.
17337 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17338 DF_REF_EXTRACT_OFFSET.
17339 (DF_REF_EXTRACT_MODE): New macro.
17340 (df_byte_lr_bb_info): New structure.
17341 (df_print_byte_regset, df_compute_accessed_bytes,
17342 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17343 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17344 df_byte_lr_simulate_uses,
17345 df_byte_lr_simulate_artificial_refs_at_top,
17346 df_byte_lr_simulate_artificial_refs_at_end,
17347 df_compute_accessed_bytes): New function.
17348 (df_ref_create): Add parameter.
17349 (df_byte_lr_get_bb_info): New inline function.
17350 * df-scan.c (df_ref_record, df_uses_record,
17351 df_ref_create_structure): Added mode parameter.
17352 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17353 df_defs_record, df_uses_record, df_get_conditional_uses,
17354 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17355 df_entry_block_defs_collect, df_exit_block_uses_collect):
17356 Added mode parameter to calls to df_ref_record, df_uses_record,
17357 df_ref_create_structure.
17358 (df_ref_equal_p, df_ref_compare): Added test for modes.
17359 (df_ref_create_structure): Added code to set mode. Renamed
17360 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17361 DF_REF_EXTRACT_OFFSET.
17362 * df-core.c (df_print_byte_regset): New function.
17363 * df-byte-scan.c: New file.
17364 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17365 calls to BITMAP_FREE.
17366 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17367 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17368 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17369 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17370 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17371 df_byte_lr_local_compute, df_byte_lr_init,
17372 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17373 df_byte_lr_transfer_function, df_byte_lr_free,
17374 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17375 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17376 df_byte_lr_simulate_uses,
17377 df_byte_lr_simulate_artificial_refs_at_top,
17378 df_byte_lr_simulate_artificial_refs_at_end): New function.
17379 * dce.c (byte_dce_process_block): New function.
17380 (dce_process_block): au is now passed in rather than computed
17381 locally. Changed loops that look at artificial defs to not look
17382 for conditional or partial ones, because there never are any.
17383 (fast_dce): Now is able to drive byte_dce_process_block or
17384 dce_process_block depending on the kind of dce being done.
17385 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17386 (rest_of_handle_fast_byte_dce): New function.
17387 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17388 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17390 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17393 * gcc.h: Added fortran options that take arguments to
17394 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17397 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17399 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17400 scalarization if on the LHS and not a full access.
17402 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17404 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17406 2008-04-18 Rafael EspÃndola <espindola@google.com>
17408 * tree-vrp.c (find_case_label_index): Fix the binary search.
17409 (find_case_label_range): New.
17410 (vrp_visit_switch_stmt): Use find_case_label_range.
17411 (simplify_switch_using_ranges): Use find_case_label_range.
17413 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17415 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17416 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17418 2008-04-18 Tom Tromey <tromey@redhat.com>
17421 * doc/cpp.texi (Implementation-defined behavior): Mention
17424 2008-04-18 Ian Lance Taylor <iant@google.com>
17426 * fold-const.c (pointer_may_wrap_p): New static function.
17427 (fold_comparison): Add another test for pointer overflow. Use
17428 pointer_may_wrap_p to disable some false positives.
17430 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17432 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17433 (fname_as_string): Match updated cpp_interpret_string prototype.
17434 (fix_string_type): Support char16_t* and char32_t*.
17435 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17436 derivative) nodes. Register as builtin if C++0x.
17437 (c_parse_error): Support CPP_CHAR{16,32}.
17438 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17439 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17440 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17441 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17442 CTI_CHAR32_ARRAY_TYPE>: New elements.
17443 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17444 char32_type_node, signed_char32_type_node, char16_array_type_node,
17445 char32_array_type_node): New defines.
17446 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17447 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17448 (lex_string): Support CPP_STRING{16,32}, match updated
17449 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17450 (lex_charconst): Support CPP_CHAR{16,32}.
17451 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17452 and CPP_STRING{16,32}.
17454 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17457 * aclocal.m4: Regenerate.
17458 * configure: Regenerate.
17460 2008-04-18 Jan Hubicka <jh@suse.cz>
17462 * except.c (dw2_size_of_call_site_table,
17463 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17465 * cgraphbuild.c (build_cgraph_edges): Update.
17466 * tree-pass.h: Update comment.
17467 * final.c (leaf_function_p): Update.
17468 (leaf_renumber_regs): Update.
17469 (rest_of_clean_state): Update.
17470 * omp-low.c (expand_omp_parallel): Update.
17471 * ipa-reference.c (analyze_function): Update.
17472 * reorg.c (find_end_label): Update.
17473 (optimize_skip): Update.
17474 (fill_simple_delay_slots): Update.
17475 (fill_simple_delay_slots): Update.
17476 (make_return_insns): Update.
17477 (dbr_schedule): Update.
17478 * gimple-low.c (record_vars_into): Update.
17479 * cfgbuild.c (make_edges): Update.
17480 * function.c (assign_stack_local): Update.
17481 (assign_parm_adjust_stack_rtl): Update.
17482 (locate_and_pad_parm): Update.
17483 (allocate_struct_function): Do not initialize stack_alignment_needed
17484 and preferred_stack_boundary here.
17485 (stack_protect_prologue): Update.
17486 (stack_protect_epilogue): Update.
17487 (expand_function_start): Initialize stack_alignment_needed,
17488 preferred_stack_boundary and max_jumptable_ents.
17489 (expand_function_end): Update.
17490 (free_after_compilation): Do not NULLify epilogue_delay_list.
17491 * function.h (struct rtl_data): Add stack_protect_guard,
17492 stack_alignment_needed,
17493 preferred_stack_boundary, epilogue_delay_list.
17494 (struct function): Remove value_histograms, stack_alignment_needed,
17495 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17497 unexpanded_var_list, stack_protect_guard.
17498 (current_function_epilogue_delay_list): Remove.
17499 * ipa-type-escape.c (analyze_function): Update.
17500 * gimplify.c (pop_gimplify_context): Update comment.
17501 * calls.c (expand_call): Update.
17502 (emit_library_call_value_1): Update.
17503 * except.c (set_nothrow_function_flags): Update.
17504 * cfgexpand.c (get_decl_align_unit): Update.
17505 (create_stack_guard): Update.
17506 (estimated_stack_frame_size): Update.
17507 (expand_used_vars): Update.
17508 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17509 * explow.c (allocate_dynamic_stack_space): Update.
17510 * tree-ssa-live.c (remove_unused_locals): Update.
17511 * varasm.c (mark_constant_pool): Update.
17512 * tree-inline.c (remap_decls): Update.
17513 (initialize_cfun): Update.
17514 (declare_return_variable): Update.
17515 (inline_forbidden_p): Update.
17516 (expand_call_inline): Update.
17517 (declare_inline_vars): Update.
17518 (tree_function_versioning): Update.
17519 * tree-flow.h (value_histograms): New.
17520 (VALUE_HISTOGRAMS): New macro.
17521 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17523 * tree-cfg.c (set_bb_for_stmt): Update.
17524 (replace_by_duplicate_decl): Update.
17525 (move_block_to_fn): Update.
17526 (new_label_mapper): Update.
17527 (dump_function_to_file): Update.
17528 * ipa-struct-reorg.c (build_data_structure): Update.
17529 * cfgrtl.c (print_rtl_with_bb): Update.
17530 * reload1.c (reload): Update.
17532 * config/i386/i386.c (setup_incoming_varargs_64,
17533 ix86_compute_frame_layout): Update.
17534 * config/arc/arc.c (arc_output_function_epilogue): Update.
17536 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17538 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17539 for FreeBSD as well.
17540 * gthr-posix95.h: Likewise.
17542 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17544 PR rtl-optimization/35838
17545 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17546 out the byte offset of the first subreg.
17548 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17550 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17551 to split_ti instead of three separate calls with single member arrays.
17552 (subti3 splitter): Ditto.
17553 (adddi3 splitter): Ditto with split_di.
17554 (subdi3 splitter): Ditto.
17555 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17556 two separate calls with single member arrays. Swap match_dup
17557 operands 1 and 2 to better fit into the array.
17558 (negdi2 splitter): Ditto with split_di.
17559 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17560 two separate calls with single member arrays. Swap match_dup operands
17561 6 and 7 to better fit into the array.
17563 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17565 * config/i386/i386.c (sse_builtin_type): New.
17566 (bdesc_sse_args): Likewise.
17567 (bdesc_sse_3arg): Removed.
17568 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17569 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17570 IX86_BUILTIN_ROUNDPS.
17571 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17572 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17573 IX86_BUILTIN_ROUNDPS.
17574 (ix86_expand_sse_4_operands_builtin): Removed.
17575 (ix86_expand_sse_operands_builtin): New.
17576 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17577 and CODE_FOR_sse4_1_roundps.
17578 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17579 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17581 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17584 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17585 regs before frame pop when needed. If use_backchain_to_restore_sp
17586 then load backchain into a temp reg to restore vr and vrsave. Add
17587 code to restore vr after frame pop if possible.
17589 2008-04-17 Richard Guenther <rguenther@suse.de>
17591 * tree-vn.c (expressions_equal_p): Do not check type
17592 equality or compatibility before calling operand_equal_p.
17593 * fold-const.c (operand_equal_p): Check equivalence of
17594 integer constants before bailing out due to signedness or
17595 precision differences.
17596 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17597 spurious differences in type qualification. Ignore types
17598 for COMPONENT_REFs at all.
17600 2008-04-17 Christian Bruel <christian.bruel@st.com>
17602 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17603 msw_skip comparison.
17605 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17608 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17611 PR tree-optimization/35899
17612 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17613 rather than TREE_OPERAND.
17615 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17618 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17619 temporary registers. Change operand predicate to general_operand.
17620 (remainderxf3): Ditto.
17622 2008-04-16 Richard Guenther <rguenther@suse.de>
17624 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17625 * tree-affine.c (aff_combination_expand): Look through some
17628 2008-04-15 Doug Kwan <dougkwan@google.com>
17630 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17632 * tree-pretty-print.c (dump_generic_node): Ditto.
17633 * final.c (output_addr_const): Ditto.
17634 * dwarf2out.c (output_cfi): Ditto.
17635 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17636 * print-rtl.c (print_rtx): Ditto.
17637 * print-tree.c (print_node_brief, print_node): Ditto.
17638 * c-common.c (match_case_to_enum_1): Ditto.
17639 * sched-vis.c (print_value): Ditto.
17640 * config/i386/i386.c (print_operand): Cast to long unsigned int
17643 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17644 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17645 MS Windows VirtualProtect function.
17647 2008-04-15 Jan Hubicka <jh@suse.cz>
17649 * gengtype.c (write_root): Param_is argument is OK.
17650 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17651 * function.h: Include varray.h
17652 (rtl_eh): New stucture based on except.c one.
17653 (call_site_record): New forward declaration and vector type.
17654 * calls.c (emit_call_1): Do not call
17655 note_current_region_may_contain_throw.
17656 * except.c (eh_status): Remove cur_region, try_region since they are
17658 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17659 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17660 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17661 Remove call_site_data_used, call_site_data_size.
17662 Turn call_site_record into vector in function.h.
17663 (note_current_region_may_contain_throw): Remove.
17664 (get_exception_pointer, get_exception_filter): Do not take struct
17665 function argument; update.
17666 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17667 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17668 build_post_landing_pads, dw2_build_landing_pads,
17669 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17670 sjlj_emit_function_enter, sjlj_emit_function_enter,
17671 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17672 sjlj_build_landing_pads, finish_eh_generation,
17673 remove_exception_handler_label, remove_eh_handler,
17674 maybe_remove_eh_handler, add_reachable_handler,
17675 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17676 add_action_record, collect_one_action_chain, add_call_site,
17677 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17678 sjlj_output_call_site_table, output_function_exception_table,
17679 * except.h (note_current_region_may_contain_throw): Remove
17680 (get_exception_pointer, get_exception_filter): Do not take struct
17682 * Makefile.in (GTFILES): Put varargs before struct function.
17684 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17686 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17687 punt for STRING_CST.
17688 (get_constraint_for): Deal with STRING_CST here instead.
17690 2008-04-15 Richard Guenther <rguenther@suse.de>
17692 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17693 statements in a basic-block with a backward walk. Do not
17694 substitute into dead statements but instead remove those.
17696 2008-04-15 Richard Guenther <rguenther@suse.de>
17698 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17699 to zero, thus disable creation of SFTs.
17701 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17703 * tree-predcom.c (suitable_reference_p): Return false if the
17704 reference can throw.
17706 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17709 * c-decl.c (finish_decl): If extern or static var has variable
17710 size, set TREE_TYPE (decl) to error_mark_node.
17712 2008-04-15 Rafael EspÃndola <espindola@google.com>
17714 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17717 2008-04-15 Richard Guenther <rguenther@suse.de>
17719 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17720 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17721 (visit_reference_op_load): Do walk vuse-vdef chains on
17722 vn_reference_lookup.
17723 (visit_reference_op_store): But do not here.
17724 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17725 vn_reference_lookup.
17726 (vn_lookup_with_vuses): But do so here.
17728 2008-04-14 Ian Lance Taylor <iant@google.com>
17730 * fold-const.c (fold_overflow_warning): Remove assertion.
17732 2008-04-15 Ben Elliston <bje@au.ibm.com>
17734 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17735 temp1 local variables.
17737 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17740 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17741 ".text.unlikely" section as executable.
17743 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17745 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17746 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17747 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17748 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17749 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17750 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17751 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17753 2008-04-14 Ian Lance Taylor <iant@google.com>
17755 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17756 * fold-const.c (fold_comparison): If appropriate, test
17757 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17758 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17759 reassociating a pointer type.
17760 * doc/invoke.texi (Optimize Options): Document that
17761 -fstrict-overflow applies to pointer wraparound.
17763 2008-04-13 Jan Hubicka <jh@suse.cz>
17765 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17767 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17769 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17770 we are going to "save the world".
17772 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17774 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17775 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17776 operand 0 constraint, not "=".
17778 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17780 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17782 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17784 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17785 of size of positions_needed * CHAR_BIT.
17787 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17789 PR middle-end/35897
17790 * dse.c (store_info): Change positions_needed to unsigned
17792 (lowpart_bitmask): New.
17793 (record_store): Cast to unsigned HOST_WIDE_INT for
17794 positions_needed. Assert width <= size of positions_needed *
17795 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17796 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17797 lowpart_bitmask to set mask.
17799 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17801 * config/bfin/constraints.md: New file.
17802 * config/bfin/bfin.md: Include it.
17803 (adddi3): Use satisfies_constraint functions instead of the old macros.
17804 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17805 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17806 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17807 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17808 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17809 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17810 EXTRA_CONSTRAINT): Delete.
17811 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17812 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17814 * config/bfin/bfin.c: Include "tm-constrs.h".
17815 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17816 Use satisfies_constraint functions instead of the old macros.
17817 * doc/md.texi (Blackfin Constraints): Update file name reference.
17819 2008-04-11 Richard Guenther <rguenther@suse.de>
17821 PR tree-optimization/35869
17822 * tree-vrp.c (execute_vrp): Move switch statement update after
17823 jump threading. Schedule another cfg cleanup run.
17825 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17828 * attribs.c (decl_attributes): Return early on errorneous node.
17830 2008-04-10 Oleg Ryjkov <olegr@google.com>
17832 * tree.h (struct tree_base): Added a new flag default_def_flag.
17833 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17835 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17837 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17839 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17842 * pa.md: Define mode iterator P. Define mode attribute dwc.
17843 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17844 (icacheflush): Likewise.
17845 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17846 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17848 2008-04-11 Ben Elliston <bje@au.ibm.com>
17850 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17852 2008-04-10 Rafael EspÃndola <espindola@google.com>
17854 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17855 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17856 (extract_range_from_expr): The same.
17858 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17860 * config/mips/mips.md (GPR2): New mode iterator.
17861 (seq): Add comment.
17862 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17863 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17864 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17865 Rewrite these to take two modes, the mode of comparison and the
17866 mode of the destination.
17867 * config/mips/mips.c (mips_expand_scc): Instead of having
17868 paradoxical subreg as destination, expand "narrowing" scc if mode
17869 of comparison is SI and target is requested in DI mode.
17870 (mips_emit_int_order_test): Update comment. Make mode of
17871 comparison match CMP0 rather than TARGET. When creating inverse
17872 target use mode of TARGET.
17874 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17876 * gcov-dump.c (tag_summary): Only print summaries for the first
17877 GCOV_COUNTERS_SUMMABLE counters.
17879 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17881 * config/i386/i386.md (absneg): New code iterator.
17882 (absnegprefix): New code attribute.
17883 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17884 patterns using absneg code iterator.
17885 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17886 using absneg code iterator.
17887 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
17888 *neg<mode>2 patterns using absneg code iterator.
17889 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17890 *negextendsfdf2 patterns using absneg code iterator.
17891 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
17892 *negextendsfxf2 patterns using absneg code iterator.
17893 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17894 *negextendsfdf2 patterns using absneg code iterator.
17895 * config/i386/sse.md (<code><mode>2): Macroize expander from
17896 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
17898 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
17900 * config/s390/s390.h: Remove the remains of the recent search
17901 & replace action of current_function_outgoing_args_size.
17903 2008-04-10 Ira Rosen <irar@il.ibm.com>
17905 PR tree-optimization/35821
17906 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
17907 NEW_STMT_LIST is not NULL.
17909 2008-04-09 David Edelsohn <edelsohn@gnu.org>
17912 * toplev.c (process_options): Remove -ffunction-sections debugging
17915 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
17917 PR middle-end/PR28690
17918 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
17919 than gen_rtx_fmt_ee to perform more canonicalizations.
17921 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17924 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
17926 2008-04-09 Richard Guenther <rguenther@suse.de>
17928 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
17929 (dump_function_to_file): Dump function arguments with types.
17931 2008-04-08 Richard Guenther <rguenther@suse.de>
17933 * fold-const.c (fold_widened_comparison): Do not allow
17934 sign-changes that change the result.
17936 2008-04-08 Janis Johnson <janis187@us.ibm.com>
17939 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
17940 kinds of indirect references.
17942 2008-04-08 David Edelsohn <edelsohn@gnu.org>
17944 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
17945 GNU Fortran language string.
17947 2008-04-08 Rafael EspÃndola <espindola@google.com>
17949 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
17950 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
17951 * tree.h (tree_call_nonnegative_warnv_p): New.
17953 2008-04-08 Jan Hubicka <jh@suse.cz>
17955 * function.c (free_after_compilation): Clear out regno_reg_rtx
17958 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
17961 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17963 PR middle-end/PR28690
17964 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
17965 same precedence as REG_POINTER and MEM_POINTER operands.
17967 2008-04-08 Richard Guenther <rguenther@suse.de>
17969 PR middle-end/35834
17970 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
17971 for adding index to base.
17973 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
17975 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
17976 (MINGW_ENABLE_EXECUTE_STACK): New.
17977 (IN_LIBGCC2): For libgcc include windows.h file for
17978 function declarations.
17980 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
17982 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
17983 and tem2 if tem1 is not a REG or MULT.
17985 2008-04-08 Jan Hubicka <jh@suse.cz>
17987 * function.h (incomming_args): Break out of struct function.
17988 (function_subsections): Break out of struct function.
17989 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
17990 return_rtx and hard_reg_initial_vals from struct function.
17991 Kill inl_max_label_num.
17992 (current_function_pops_args, current_function_args_info,
17993 current_function_args_size, current_function_args_size,
17994 current_function_pretend_args_size,
17995 current_function_outgoing_args_size,
17996 current_function_internal_arg_pointer, current_function_return_rtx):
17997 Kill compatibility accestor macros.
17998 * builtins.c (expand_builtin_apply_args_1): Update.
17999 (expand_builtin_next_arg): Update.
18000 * df-scan.c (df_get_call_refs): Update.
18001 * dbxout.c (dbxout_function_end): Update.
18002 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18003 (output_line_info): Update.
18004 (secname_for_decl): Update.
18005 (dwarf2out_var_location): Update.
18006 * function.c (free_after_compilation): Update.
18007 (assign_parm_find_stack_rtl): Update.
18008 (assign_parms): Update.
18009 (expand_dummy_function_end): Update.
18010 (expand_function_end): Update.
18011 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18012 (expand_call): Update.
18013 (emit_library_call_value_1): Update.
18014 (store_one_arg): Update.
18015 * varasm.c (initialize_cold_section_name): Update.
18016 (unlikely_text_section): Update.
18017 (unlikely_text_section_p): Update.
18018 (assemble_start_function): Update.
18019 (assemble_end_function): Update.
18020 (default_section_type_flags): Update.
18021 (switch_to_section): Update.
18022 * integrate.c (set_decl_abstract_flags): Update.
18023 (get_hard_reg_initial_val): Update.
18024 (has_hard_reg_initial_val): Update.
18025 (allocate_initial_values): Update.
18026 * resource.c (init_resource_info): Update.
18027 * config/alpha/alpha.c (NUM_ARGS): Update.
18028 (direct_return): Update.
18029 (alpha_va_start): Update.
18030 (alpha_sa_size): Update.
18031 (alpha_initial_elimination_offset): Update.
18032 (alpha_expand_prologue): Update.
18033 (alpha_start_function): Update.
18034 (alpha_expand_epilogue): Update.
18035 (unicosmk_initial_elimination_offset):
18036 * config/alpha/alpha.md (call expander): Update.
18037 * config/s390/s390.c (s390_register_info): Update.
18038 (s390_register_info): Update.
18039 (s390_frame_info): Update.
18040 (s390_initial_elimination_offset): Update.
18041 (s390_build_builtin_va_list): Update.
18042 (s390_va_start): Update.
18043 * config/spu/spu.c (direct_return): Update.
18044 (spu_expand_prologue): Update.
18045 (spu_initial_elimination_offset): Update.
18046 (spu_build_builtin_va_list): Update.
18047 (spu_va_start): Update.
18048 * config/sparc/sparc.c (sparc_init_modes): Update.
18049 (sparc_compute_frame_size): Update.
18050 (function_value): Update.
18051 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18052 * config/i386/i386.md (return expander): Update.
18053 * config/i386/i386.c (ix86_va_start): Update.
18054 (ix86_can_use_return_insn_p): Update.
18055 (ix86_compute_frame_layout): Update.
18056 (ix86_expand_epilogue): Update.
18057 * config/sh/sh.c (output_stack_adjust): Update.
18058 (calc_live_regs): Update.
18059 (sh_expand_prologue): Update.
18060 (sh_builtin_saveregs): Update.
18061 (sh_va_start): Update.
18062 (initial_elimination_offset): Update.
18063 (sh_allocate_initial_value): Update.
18064 (sh_function_ok_for_sibcall): Update.
18065 (sh_get_pr_initial_val): Update.
18066 * config/sh/sh.md (return expander): Update.
18067 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18068 * config/crx/crx.c (crx_compute_frame): UPdate.
18069 (crx_initial_elimination_offset): UPdate.
18070 * config/xtensa/xtensa.c (compute_frame_size): Update
18071 (xtensa_builtin_saveregs): Update.
18072 (xtensa_va_start): Update.
18073 (order_regs_for_local_alloc): Update.
18074 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18075 (xstormy16_expand_builtin_va_start): Update.
18076 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18077 * config/m68hc11/m68hc11.md (return expanders): Update.
18078 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18079 (expand_epilogue): Update.
18080 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18081 (cris_simple_epilogue): Update.
18082 (cris_expand_prologue): Update.
18083 (cris_expand_epilogue): Update.
18084 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18085 (compute_frame_size): Update.
18086 * config/mt/mt.c (mt_compute_frame_size): Update.
18087 * config/mn10300/mn10300.c (expand_prologue): Update.
18088 (expand_epilogue): Update.
18089 (initial_offset): Update.
18090 (mn10300_builtin_saveregs):
18091 * config/mn10300/mn10300.md (return expander): Update.
18092 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18093 (ia64_initial_elimination_offset): Update.
18094 (ia64_initial_elimination_offset): Update.
18095 (ia64_expand_prologue): Update.
18096 * config/m68k/m68k.md (return expander): Update.
18097 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18098 (rs6000_stack_info): Update.
18099 * config/mcore/mcore.c (layout_mcore_frame): Update.
18100 (mcore_expand_prolog): Update.
18101 * config/arc/arc.c (arc_compute_frame_size): Update.
18102 * config/score/score3.c (score3_compute_frame_size): Update.
18103 * config/score/score7.c (score7_compute_frame_size): Update.
18104 * config/arm/arm.c (use_return_insn): Update.
18105 (thumb_find_work_register): Update.
18106 (arm_compute_save_reg_mask): Update.
18107 (arm_output_function_prologue): Update.
18108 (arm_output_epilogue): Update.
18109 (arm_size_return_regs): Update.
18110 (arm_get_frame_offsets): Update.
18111 (arm_expand_prologue): Update.
18112 (thumb_exit): Update.
18113 (thumb_unexpanded_epilogue): Update.
18114 (thumb1_output_function_prologue): Update.
18115 * config/pa/pa.md (return expander): Update.
18116 * config/pa/pa.c (compute_frame_size): Update.
18117 (hppa_builtin_saveregs): Update.
18118 * config/mips/mips.c (mips_va_start): Update.
18119 (mips16_build_function_stub): Update.
18120 (mips_compute_frame_info): Update.
18121 (mips_restore_gp): Update.
18122 (mips_output_function_prologue): Update.
18123 (mips_expand_prologue): Update.
18124 * config/v850/v850.c (compute_frame_size): Update.
18125 (expand_prologue): * config/mmix/mmix.c (along): update.
18126 (mmix_initial_elimination_offset): update.
18127 (mmix_reorg): update.
18128 (mmix_use_simple_return): update.
18129 (mmix_expand_prologue): update.
18130 (mmix_expand_epilogue): Update.
18131 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18132 (emit_link_insn): Update.
18134 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18136 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18137 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18139 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18142 2008-04-07 Jan Hubicka <jh@suse.cz>
18144 * function.h (rtl): Rename to x_rtl.
18145 (crtl): New define.
18146 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18147 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18148 used_temp_slots avail_temp_slots, temp_slot_level,
18149 nonlocal_goto_handler_labels): Update accesstors.
18150 (rtl): New global variable.
18151 (struct function): Move some fileds to rtl_data.
18152 (get_arg_pointer_save_area): Update prototype.
18153 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18154 get_arg_pointer_save_area.
18155 * expr.c (init_expr): Update
18156 * function.c (get_frame_size): Update
18157 (assign_stack_local): Update
18158 (expand_function_end): Update.
18159 (get_art_pointer_save_area): Update
18161 * emit-rtl.c (rtl): Declare.
18162 (regno_reg_rtx): Declare.
18163 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18165 (gen_reg_rtx): Update.
18166 * varasm.c (n_deferred_constatns): Update accestor.
18167 (init_varasm_status): Do not allocate varasm_status.
18168 (force_const_mem, get_pool_size, output_constant_pool): Update.
18169 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18170 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18171 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18172 * sparc/sparc.h (INIT_EXPANDERS): Update.
18173 * ia64/ia64.h (INIT_EXPANDERS): Update.
18175 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18177 * reload.c (push_secondary_reload): Add missing break to for loop.
18179 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18181 PR middle-end/PR28690
18182 * rtlanal.c: Update copyright years.
18183 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18184 as REG_POINTER and MEM_POINTER operands.
18185 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18186 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18187 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18188 * gcse.c: Update copyright years.
18189 (pre_delete): Call gen_reg_rtx_and_attrs.
18190 (hoist_code): Likewise.
18191 (build_store_vectors): Likewise.
18192 (delete_store): Likewise.
18193 * loop-invariant.c (move_invariant_reg): Likewise.
18194 Update copyright years.
18196 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18198 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18199 control string instead of quoted.
18201 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18203 * doc/rtl.texi: Rewrite of subreg section.
18205 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18208 * config/i386/i386.c (legitimize_pic_address): Add treating
18209 of dllimport SYM_REF's.
18210 (legitimize_dllimport_symbol): Add prototype.
18212 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18214 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18215 reference in constructor with non self-referential type.
18217 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18219 Removal of Return with Depressed Stack Pointer support
18220 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18221 (ECF_SP_DEPRESSED): Likewise.
18222 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18223 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18224 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18225 (expand_call): Do not test ECF_SP_DEPRESSED.
18226 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18227 * function.c (keep_stack_depressed): Delete.
18228 (handle_epilogue_set): Likewise.
18229 (update_epilogue_consts): Likewise.
18230 (emit_equiv_load): Likewise.
18231 (thread_prologue_and_epilogue_insns): Remove support for Return with
18232 Depressed Stack Pointer.
18233 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18235 2008-04-06 Richard Guenther <rguenther@suse.de>
18237 PR tree-optimization/35400
18238 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18239 information from SSA_NAMEs.
18241 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18243 * config/avr/avr.h (avr_mega_p): Remove declaration.
18244 (AVR_MEGA): Remove macro.
18245 * config/avr/avr.c (avr_mega_p): Remove variable.
18246 (avr_override_options): Remove inicializion of avr_mega_p.
18247 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18248 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18249 (avr_jump_mode): (Ditto.).
18250 (avr_output_progmem_section_asm_op): (Ditto.).
18251 (avr_asm_init_sections): (Ditto.).
18252 (avr_asm_init_sections): (Ditto.).
18253 (avr_rtx_costs): (Ditto.).
18254 * config/avr/avr.md: (Ditto.).
18255 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18258 2008-04-06 Richard Guenther <rguenther@suse.de>
18260 PR tree-optimization/35842
18261 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18262 is_gimple_invariant_address.
18264 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18266 * gcc.c (default_compilers): Sync Fortran extensions list with
18267 that in fortran/lang-specs.h.
18268 * doc/invoke.texi: Likewise.
18269 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18270 * dwarf2out.c (gen_compile_unit_die): Likewise.
18272 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18274 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18276 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18279 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18280 attribute is used for nested functions.
18282 2008-04-05 Jan Hubicka <jh@suse.cz>
18284 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18286 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18288 (dump_files): Update.
18289 (enable_rtl_dump_file): Do not accept letter argument.
18290 * tree-pass.h (dump_file_info): Remove letter argument.
18291 * toplev.c (decode_d_option): Update -da handling.
18292 * toplev.h (enable_rtl_dump_file): Update prototype.
18293 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18294 it out based on pass type.
18295 (register_dump_files_1): Likewise.
18296 (init_optimization_passes): Update register_one_dump_file calls.
18297 (execute_one_pass): Sanity check that IPA passes are called at IPA
18298 level and RTL passes at RTL level.
18299 (execute_pass_list): IPA pass can not be after or subpass of
18301 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18302 disallov RTL subpasses of IPA subpasses.
18304 2008-04-05 Ben Elliston <bje@au.ibm.com>
18306 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18307 builtins that return exactly once and do not throw. Cache call to
18310 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18312 PR rtl-optimization/34916
18313 PR middle-end/35519
18314 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18315 between instruction pairs.
18317 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18319 * doc/invoke.texi: Document -mbitops for SH.
18320 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18321 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18322 * config/sh/sh.c (print_operand): Add %t operand code.
18323 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18324 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18325 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18326 (extendqihi2): Likewise.
18327 (movqi_i): Likewise.
18328 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18329 (extv): Use bld instruction for SH2A if possible.
18331 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18332 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18333 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18334 (bset.b, bclr.b): Define peepholes.
18335 * config/sh/sh.opt (mbitops): New option.
18337 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18340 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18341 and view convert expression.
18343 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18346 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18348 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18350 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18352 * config/i386/cpuid.h (bit_AES): New.
18353 (bit_PCLMUL): Likewise.
18355 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18356 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18357 SSE2 if AES or PCLMUL is enabled.
18358 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18359 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18360 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18361 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18362 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18363 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18364 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18365 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18366 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18367 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18368 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18369 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18370 __builtin_ia32_aeskeygenassist128 and
18371 __builtin_ia32_pclmulqdq128.
18372 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18373 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18374 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18376 * config/i386/i386.h (TARGET_AES): New.
18377 (TARGET_PCLMUL): Likewise.
18378 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18380 * config/i386/i386.md (UNSPEC_AESENC): New.
18381 (UNSPEC_AESENCLAST): Likewise.
18382 (UNSPEC_AESDEC): Likewise.
18383 (UNSPEC_AESDECLAST): Likewise.
18384 (UNSPEC_AESIMC): Likewise.
18385 (UNSPEC_AESKEYGENASSIST): Likewise.
18386 (UNSPEC_PCLMUL): Likewise.
18388 * config/i386/i386.opt (maes): New.
18389 (mpclmul): Likewise.
18391 * config/i386/sse.md (aesenc): New pattern.
18392 (aesenclast): Likewise.
18393 (aesdec): Likewise.
18394 (aesdeclast): Likewise.
18395 (aesimc): Likewise.
18396 (aeskeygenassist): Likewise.
18397 (pclmulqdq): Likewise.
18399 * config/i386/wmmintrin.h: New.
18401 * doc/extend.texi: Document AES and PCLMUL built-in function.
18403 * doc/invoke.texi: Document -maes and -mpclmul.
18405 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18407 * function.c (free_after_parsing): Replace with
18408 cxx_push_function_context from C++ front-end.
18409 (allocate_struct_function): Don't call langhook.
18410 * langhooks.h (struct lang_hooks_for_functions): Delete.
18411 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18413 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18414 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18415 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18416 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18417 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18418 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18419 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18421 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18422 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18424 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18427 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18430 2008-04-04 Richard Guenther <rguenther@suse.de>
18432 PR middle-end/35823
18433 * fold-const.c (optimize_minmax_comparison): Use the correct
18434 type for the constant in the simplified comparison.
18436 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18438 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18439 Pass L2 size as "--param l2-cache-size" to the compiler.
18440 (decode_l2_cache): New function to decode L2 cache parameters using
18441 0x8000006 extended cpuid function.
18442 (detect_caches_amd): Determine parameters of L2 cache using
18443 decode_l2_caches function.
18444 (decode_caches_intel): Decode L2 cache parameters.
18445 (detect_caches_intel): Determine L2 cache parameters using
18446 decode_caches_intel and decode_l2_caches functions.
18448 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18450 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18451 secondary input reload for subword loads from the constant pool.
18453 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18456 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18457 constants of the appropriate size for runtime calculations.
18460 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18461 decimal-float literal constant zero.
18463 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18466 * c-parser.c (c_parser_omp_atomic): Call
18467 default_function_array_conversion on the RHS.
18469 PR middle-end/35818
18470 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18471 call is_variable_sized if decl has incomplete type.
18473 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18475 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18477 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18479 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18481 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18482 (sgt<u>): Merge sgt and sgtu into new expander.
18483 (sgt, sgtu): Remove expanders.
18484 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18485 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18486 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18487 *sgtu_<mode>_mips16 into new pattern.
18488 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18489 (sge<u>): Merge sge and sgeu into new expander.
18490 (sge, sgeu): Remove expanders.
18491 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18493 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18494 (slt<u>): Merge slt and sltu into new expander.
18495 (slt, sltu): Remove expanders.
18496 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18497 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18498 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18499 *sltu_<mode>_mips16 into new pattern.
18500 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18501 (sle<u>): Merge sle and sleu into new expander.
18502 (sle, sleu): Remove expanders.
18503 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18504 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18505 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18506 *sleu_<mode>_mips16 into new pattern.
18507 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18509 2008-04-03 Jan Hubicka <jh@suse.cz>
18511 PR tree-optimization/35795
18512 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18513 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18514 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18515 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18516 * score/score3.c (score3_output_mi_thunk): Likewise.
18517 * score/score7.c (score7_output_mi_thunk): Likewise.
18518 * mips/mips.c (mips_output_mi_thunk): Likewise.
18520 2008-04-03 Richard Guenther <rguenther@suse.de>
18522 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18523 conversions. Simplify code.
18525 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18527 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18529 2008-04-03 Tom Tromey <tromey@redhat.com>
18530 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18532 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18533 * config/bfin/t-bfin-linux (generated_files): Add
18534 linux-sysroot-suffix.h.
18535 * doc/install.texi (Prerequisites): Require make 3.80.
18536 * doc/sourcebuild.texi (Front End Directory): Document new
18538 * Makefile.in (generated_files): New variable.
18539 (ALL_HOST_OBJS): New variable.
18540 ($(ALL_HOST_OBJS)): New target.
18542 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18544 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18545 (remap_block): Call id->transform_lang_insert_block instead
18547 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18548 Set id.transform_lang_insert_block to NULL.
18549 (clone_body): Move to cp/optimize.c
18550 * tree-inline.h (struct copy_body_data): Change
18551 transform_lang_insert_block to function pointer.
18552 (copy_generic_body, copy_decl_no_change): Export.
18553 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18554 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18555 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18557 * c-tree.h (insert_block): Kill.
18558 * c-decl.c (insert_block): Kill.
18560 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18562 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18563 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18564 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18566 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18567 argument, call {push,pop}_function_context from here.
18568 * c-parser.c: Use c_{push,pop}_function_context.
18570 * function.c (push_function_context_to): Move meat ...
18571 (push_function_context): ... here. Simplify.
18572 * function.c (pop_function_context_from): Move meat ...
18573 (pop_function_context): ... here. Simplify.
18574 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18576 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18577 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18578 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18579 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18581 2008-04-03 Ben Elliston <bje@au.ibm.com>
18583 * expmed.c (extract_force_align_mem_bit_field): Remove.
18585 2008-04-03 Richard Guenther <rguenther@suse.de>
18587 PR middle-end/35800
18588 * expr.h (try_casesi): Adjust prototype.
18589 * expr.c (try_casesi): Take fallback label as extra parameter.
18590 Use that for gen_casesi if default_label is NULL.
18591 * stmt.c (expand_case): Pass fallback label to try_casesi,
18592 make sure to fill gaps with a fallback label if default_label
18595 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18598 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18600 2008-04-03 Ben Elliston <bje@au.ibm.com>
18602 * expmed.c (extract_split_bit_field): Remove if (0) code.
18603 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18604 (do_ds_constraint): Likewise.
18606 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18608 * doc/cppopts.texi (-dU): Document.
18609 * c-common.h (flag_dump_macros): Update comment.
18610 * c-opts.c (handle_OPT_d): Handle -dU.
18611 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18612 dump_queued_macros, cb_used_define, cb_used_undef): New.
18613 (init_pp_output): Handle -dU.
18614 (cb_line_change): Call dump_queued_macros.
18615 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18617 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18619 * config/avr/predicates.md (io_address_operand): New predicate.
18620 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18621 * config/avr/avr.c (avr_io_address_p): Remove function.
18622 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18623 'avr_io_address_p' function.
18624 (out_movhi_r_mr): (Ditto.).
18625 (out_movqi_mr_r): (Ditto.).
18626 (out_movhi_mr_r): (Ditto.).
18627 (avr_address_cost): (Ditto.).
18629 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18631 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18632 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18633 in 32bit mode when XMM registers are available to avoid store
18635 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18636 corresponding post-reload splitters.
18638 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18640 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18641 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18642 __builtin_ia32_roundss.
18643 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18644 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18645 __builtin_ia32_roundss.
18646 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18647 IX86_BUILTIN_SHUFPD here.
18649 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18651 * config/i386/i386.md (plogic): New.
18652 (plogicprefix): Likewise.
18654 * config/i386/mmx.md (mmx_<code><mode>3): New.
18655 (mmx_and<mode>3): Removed.
18656 (mmx_ior<mode>3): Likewise.
18657 (mmx_xor<mode>3): Likewise.
18659 * config/i386/sse.md (<code><mode>3): New.
18660 (*<code><mode>3): Likewise.
18661 (*<code><mode>3): Likewise.
18662 (<code><mode>3): Likewise.
18663 (*sse_<code><mode>3): Likewise.
18664 (*sse2_<code><mode>3): Likewise.
18665 (<code>tf3): Likewise.
18666 (*<code>tf3): Likewise.
18667 (and<mode>3): Likewise.
18668 (*and<mode>3): Likewise.
18669 (ior<mode>3): Removed.
18670 (*ior<mode>3): Likewise.
18671 (xor<mode>3): Likewise.
18672 (*xor<mode>3): Likewise.
18673 (*and<mode>3): Likewise.
18674 (*ior<mode>3): Likewise.
18675 (*xor<mode>3): Likewise.
18676 (and<mode>3): Likewise.
18677 (*sse_and<mode>3): Likewise.
18678 (*sse2_and<mode>3): Likewise.
18679 (andtf3): Likewise.
18680 (*andtf3): Likewise.
18681 (ior<mode>3): Likewise.
18682 (*sse_ior<mode>3): Likewise.
18683 (*sse2_ior<mode>3): Likewise.
18684 (iortf3): Likewise.
18685 (*iortf3): Likewise.
18686 (xor<mode>3): Likewise.
18687 (*sse_xor<mode>3): Likewise.
18688 (*sse2_xor<mode>3): Likewise.
18689 (xortf3): Likewise.
18690 (*xortf3): Likewise.
18692 2008-04-02 Richard Guenther <rguenther@suse.de>
18694 PR tree-optimization/14495
18695 PR tree-optimization/34793
18696 * tree-vrp.c (struct switch_update): New structure.
18697 (to_remove_edges, to_update_switch_stmts): New VECs.
18698 (simplify_switch_using_ranges): New function. Remove not taken
18699 case labels and edges.
18700 (simplify_stmt_using_ranges): Call it.
18701 (identify_jump_threads): Mark edges we have queued for removal
18702 so we don't thread them.
18703 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18705 * tree-cfg.c (group_case_labels): Deal with missing default label.
18706 (tree_verify_flow_info): Allow missing default label.
18707 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18708 (emit_case_nodes): Likewise.
18709 (expand_case): Do not rely on the default label to be present.
18710 * expr.c (try_casesi): Deal with NULL default_label.
18711 (do_tablejump): Likewise.
18713 2008-04-02 Richard Guenther <rguenther@suse.de>
18715 PR tree-optimization/14495
18716 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18717 SWITCH_EXPR here ...
18718 (vrp_visit_switch_stmt): ... but here (new function).
18719 (find_case_label_index): New helper function.
18720 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18722 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18724 * fwprop.c: Fix ISO-C99ism.
18726 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18729 * Makefile.in (objdir): Set it here.
18730 * configure.ac: Not here. Find dynamic linker characteristics.
18731 * exec-tool.in: Use them.
18732 * aclocal.m4: Regenerate.
18733 * configure: Regenerate.
18735 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18737 * expr.c (expand_var): Delete it.
18738 * expr.h (expand_var): Delete prototype.
18739 * function.c (expand_function_start): Use expand_decl instead.
18740 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18743 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18745 PR rtl-optimization/35542
18746 * fwprop.c (forward_propagate_and_simplify): Replace
18747 loc_reg_mentioned_in_p with reg_mentioned_p.
18749 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18751 PR rtl-optimization/35281
18752 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18753 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18754 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18755 (varying_mem_p): Move above propagate_rtx.
18756 (all_uses_available_at): Do not check MEMs.
18758 2008-04-02 Rafael EspÃndola <espindola@google.com>
18760 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18761 (register_edge_assert_for_2): Split the cond argument.
18762 (register_edge_assert_for_1): Adjust for the change in
18763 register_edge_assert_for_2.
18764 (register_edge_assert_for): Split the cond argument.
18765 (find_switch_asserts): Adjust for the change in
18766 register_edge_assert_for.
18768 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18770 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18771 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18772 offsets for 64-bit mingw.
18773 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18774 abi for x86_64-pc-mingw.
18776 2008-04-02 Richard Guenther <rguenther@suse.de>
18778 * tree-vrp.c (extract_range_from_assert): Make sure to not
18779 produce range min/max with TREE_OVERFOW set.
18780 If merging a anti-range and a range keep the anti-range if
18781 the range covers all values of the type.
18782 (register_edge_assert_for_2): Only allow sign-changing
18783 conversions in detecting canonical range checks. Also
18784 register an assert for the unsigned name if useful.
18786 PR tree-optimization/35787
18787 * tree-vrp.c (vrp_val_max): New function.
18788 (vrp_val_min): Likewise.
18789 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18790 (vrp_val_is_min): Likewise.
18791 (supports_overflow_infinity): Use vrp_val_{min,max}.
18792 (negative_overflow_infinity): Likewise.
18793 (positive_overflow_infinity): Likewise.
18794 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18795 (is_positive_overflow_infinity): Likewise.
18796 (is_overflow_infinity): Likewise.
18797 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18798 vrp_val_is_{min,max}.
18799 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18800 to ranges if possible. Avoid empty ranges.
18802 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18804 PR middle-end/35705
18805 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18806 the expression is a function address.
18808 2008-04-01 George Helffrich <george@gcc.gnu.org>
18810 PR fortran/35154, fortran/23057
18811 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18812 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18813 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18814 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18816 (dbxout_syms): Check for COMMON-based symbol and wrap in
18817 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18818 in bracket for efficiency.
18820 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18821 using DW_TAG_common_block + member offset.
18822 (add_pubname_string): New function.
18823 (dw_expand_expr): New function to find block name and offset for
18825 (common_check): New function to check whether symbol in Fortran COMMON.
18826 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18828 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18831 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18833 2008-04-02 Ben Elliston <bje@au.ibm.com>
18835 * config/v850/v850.md (casesi): Remove if (0) code.
18836 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18837 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18839 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18841 * config/i386/i386.md (rex64suffix): New mode attribute.
18842 (floathi<mode>2): Disable expander for SSE math.
18843 (*floathi<mode>2_1): New insn insn_and_split pattern.
18844 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18845 corresponding post-reload splitters.
18846 (*floathi<mode>2_i387): New macroized insn pattern.
18847 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18848 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18849 insn_and_split pattern.
18850 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18851 New macroized instruction patterns and corresponding post-reload
18853 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18854 and corresponding post-reload splitters.
18855 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18856 New macroized instruction patterns.
18857 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18858 macroized instruction patterns and corresponding post-reload splitters.
18859 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18860 corresponding post-reload splitters.
18861 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18862 New macroized instruction patterns.
18863 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18864 corresponding post-reload splitters.
18865 (*floatsi<mode>2_i387): New macroized instruction patterns.
18867 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18869 * config/i386/i386.md (smaxmin): New.
18870 (umaxmin): Likewise.
18871 (maxminiprefix): Likewise.
18872 (maxminfprefix): Likewise.
18873 (<code><mode>3): Likewise.
18874 (smin<mode>3): Removed.
18875 (smax<mode>3): Likewise.
18877 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18878 (mmx_<code>v4hi3): Likewise.
18879 (mmx_<code>v8qi3): Likewise.
18880 (mmx_smaxv2sf3): Removed.
18881 (mmx_sminv2sf3): Likewise.
18882 (mmx_umaxv8qi3): Likewise.
18883 (mmx_smaxv4hi3): Likewise.
18884 (mmx_uminv8qi3): Likewise.
18885 (mmx_sminv4hi3): Likewise.
18887 * config/i386/sse.md (<addsub><mode>3): New.
18888 (*<addsub><mode>3): Likewise.
18889 (<sse>_vm<addsub><mode>3): Likewise.
18890 (<maxmin><mode>3): Likewise.
18891 (*<maxmin><mode>3_finite): Likewise.
18892 (*<maxmin><mode>3): Likewise.
18893 (<sse>_vm<maxmin><mode>3): Likewise.
18894 (sse3_h<addsub>v4sf3): Likewise.
18895 (sse3_h<addsub>v2df3): Likewise.
18896 (<maxmin>v16qi3): Likewise.
18897 (*<maxmin>v16qi3): Likewise.
18898 (<maxmin>v8hi3): Likewise.
18899 (*<maxmin>v8hi3): Likewise.
18900 (*sse4_1_<maxmin><mode>3): Likewise.
18901 (*sse4_1_<maxmin><mode>3): Likewise.
18902 (add<mode>3): Removed.
18903 (*add<mode>3): Likewise.
18904 (<sse>_vmadd<mode>3): Likewise.
18905 (sub<mode>3): Likewise.
18906 (*sub<mode>3): Likewise.
18907 (<sse>_vmsub<mode>3): Likewise.
18908 (smin<mode>3): Likewise.
18909 (*smin<mode>3_finite): Likewise.
18910 (*smin<mode>3): Likewise.
18911 (<sse>_vmsmin<mode>3): Likewise.
18912 (smax<mode>3): Likewise.
18913 (*smax<mode>3_finite): Likewise.
18914 (*smax<mode>3): Likewise.
18915 (<sse>_vmsmax<mode>3): Likewise.
18916 (sse3_haddv4sf3): Likewise.
18917 (sse3_haddv2df3): Likewise.
18918 (sse3_hsubv4sf3): Likewise.
18919 (sse3_hsubv2df3): Likewise.
18920 (umaxv16qi3): Likewise.
18921 (*umaxv16qi3): Likewise.
18922 (smaxv8hi3): Likewise.
18923 (*smaxv8hi3): Likewise.
18924 (*sse4_1_smax<mode>3): Likewise.
18925 (*sse4_1_umax<mode>3): Likewise.
18926 (uminv16qi3): Likewise.
18927 (*uminv16qi3): Likewise.
18928 (sminv8hi3): Likewise.
18929 (*sminv8hi3): Likewise.
18930 (*sse4_1_smin<mode>3): Likewise.
18931 (*sse4_1_umin<mode>3): Likewise.
18933 2008-04-01 Rafael EspÃndola <espindola@google.com>
18935 * tree-cfg.c (verify_expr): remove in_phi.
18936 (verify_stmt): Don't call walk_tree with verify_expr. Use
18937 is_gimple_min_invariant instead of is_gimple_val.
18939 2008-04-01 Joseph Myers <joseph@codesourcery.com>
18941 * doc/include/gpl_v3.texi: Update for manpage generation.
18942 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
18944 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
18945 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
18946 gpl_v3.texi instead of gpl.texi.
18949 2008-04-01 Jakub Jelinek <jakub@redhat.com>
18952 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
18954 2008-04-01 Rafael EspÃndola <espindola@google.com>
18956 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
18957 (extract_code_and_val_from_cond): Use
18958 extract_code_and_val_from_cond_with_ops.
18960 2008-04-01 Jan Hubicka <jh@suse.cz>
18962 * function.c (free_after_compilation): Free epilogue_delay_list.
18963 (prepare_function_start): Assert that previous compilation was freed.
18965 2008-04-01 Jan Hubicka <jh@suse.cz>
18966 Jim Wilson <wilson@tuliptree.org>
18967 Andreas Tobler <andreast@gcc.gnu.org>
18969 PR middle-end/35781
18970 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
18971 rtl.emit instead cfun->emit.
18972 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
18973 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
18975 2008-04-01 Ben Elliston <bje@au.ibm.com>
18977 * doc/c-tree.texi (Function Basics): Fix grammatical error.
18979 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
18981 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
18983 (fprofile-use): Add var flag_profile_use
18984 * coverage.c (coverage_begin_output): Do not open a gcno file for
18985 output only if -ftest-coverage is set.
18986 Do not add getpwd() to gcda file path.
18987 (build_gcov_info): Check the new flag
18988 flag_profile_datafile_relative_path.
18989 (coverage_init): Use profile_data_prefix.
18990 Read profile counter only if flag_profile_use is set.
18991 * opts.c (common_handle_option): New option fprofile-use=,
18992 fprofile-dir=, fprofile-generate=.
18993 * toplev.c (profile_data_prefix): New variable definition.
18994 * toplev.h (profile_data_prefix): New declaration.
18995 * doc/invoke.tex (Option Summary, Optimization Options):
18998 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19000 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19001 use tmp consistently.
19004 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19005 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19006 UNSPEC_FR_RECIP_APPROX_RES.
19007 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19009 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19012 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19014 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19016 PR middle-end/30186
19017 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19018 element of the vector via a pointer.
19020 2008-03-31 Ian Lance Taylor <iant@google.com>
19022 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19024 2008-03-31 Jan Hubicka <jh@suse.cz>
19026 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19027 get_arg_pointer_save_area.
19028 * expr.c (init_expr): Just clear out rtl.expr.
19029 * function.c (free_after_compilation): Clear out whole RTL structure.
19030 (get_func_frame_size): Merge into ...
19031 (get_frame_size): ... this one.
19032 (assign_stack_local_1): Merge into ...
19033 (assign_stack_local): ... this one.
19034 (expand_function_end): Update call of get_arg_pointer_save_area.
19035 (get_art_pointer_save_area): Remove cfun argument.
19036 * function.h (emit_status): regno_pointer_align does not need length
19037 attribute. Move x_regno_reg_rtx to ...
19038 (regno_reg_rtx): ... new global array.
19039 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19040 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19041 apply_args_value, forced_labels, stack_pointer_delta):
19043 (struct varasm_status): Move here from varasm.c
19044 (struct rtl_data): New. Move here some fields from struct function.
19045 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19046 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19047 used_temp_slots avail_temp_slots, temp_slot_level,
19048 nonlocal_goto_handler_labels): Update accesstors.
19049 (rtl): New global variable.
19050 (struct function): Move some fileds to rtl_data.
19051 (get_arg_pointer_save_area): Update prototype.
19052 * emit-rtl.c (rtl): Declare.
19053 (regno_reg_rtx): Declare.
19054 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19056 (gen_reg_rtx): Update.
19057 (init_virtual_regs): Do not tate emit_status argument.
19058 (init_emit): Do not allocate emit.
19059 * varasm.c (varasm_statuc): Move to function.h.
19060 (n_deferred_constatns): Update accestor.
19061 (init_varasm_status): Do not allocate varasm_status.
19062 (force_const_mem, get_pool_size, output_constant_pool): Update.
19063 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19064 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19066 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19068 PR rtl-optimization/35729
19069 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19072 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19075 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19076 load/store if memory is unaligned.
19077 (*movti_rex64): Likewise.
19079 * config/i386/predicates.md (misaligned_operand): New.
19081 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19084 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19087 2008-03-31 Jan Beulich <jbeulich@novell.com>
19089 * config/ia64/constraints.md: Add 'j' constraint.
19090 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19091 (movdi_internal): Likewise.
19093 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19096 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19098 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19101 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19102 proper error message for the third argument on blendpd and
19105 * config/i386/sse.md (blendbits): New.
19106 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19108 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19110 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19112 2008-03-30 Richard Guenther <rguenther@suse.de>
19114 PR middle-end/31023
19115 * fold-const.c (fold_sign_changed_comparison): Do leave
19116 conversions to base-types alone.
19118 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19120 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19121 the link register if one altivec register is be saved.
19123 2008-03-30 Ben Elliston <bje@au.ibm.com>
19125 * final.c (final_scan_insn): Remove if (0) code.
19127 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19129 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19131 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19133 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19134 of V4SFmode to ix86_binary_operator_ok.
19136 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19138 * config/i386/i386.c (override_options): Initialize
19139 ix86_veclib_handler to ix86_veclibabi_svml when
19140 -mveclibabi=svml is used.
19141 (ix86_veclibabi_svml): New function for SVML ABI style
19142 vectorization support.
19143 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19145 2008-03-28 Rafael EspÃndola <espindola@google.com>
19147 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19148 (tree_binary_nonnegative_warnv_p): Make it public.
19149 (tree_single_nonnegative_warnv_p): Make it public.
19150 (tree_invalid_nonnegative_warnv_p): Make it public.
19151 (tree_unary_nonzero_warnv_p): Make it public.
19152 (tree_binary_nonzero_warnv_p): Make it public
19153 (tree_single_nonzero_warnv_p): Make it public.
19154 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19155 (extract_range_from_binary_expr): Split the expr argument.
19156 (extract_range_from_unary_expr): Split the expr argument.
19157 (extract_range_from_comparison): Split the expr argument.
19158 (extract_range_from_expr): Use the new aux functions.
19159 (vrp_evaluate_conditional_warnv): Use
19160 vrp_evaluate_conditional_warnv_with_ops.
19161 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19162 (tree_binary_nonzero_warnv_p): Declare.
19163 (tree_single_nonzero_warnv_p): Declare.
19164 (tree_expr_nonzero_warnv_p): Declare.
19165 (tree_unary_nonnegative_warnv_p): Declare.
19166 (tree_binary_nonnegative_warnv_p): Declare.
19167 (tree_single_nonnegative_warnv_p): Declare.
19168 (tree_invalid_nonnegative_warnv_p): Declare.
19170 2008-03-28 Richard Guenther <rguenther@suse.de>
19172 PR tree-optimization/30317
19173 PR tree-optimization/30911
19174 PR tree-optimization/34793
19175 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19176 (struct assert_locus_d): New member EXPR.
19177 (register_new_assert_for): Add EXPR parameter to support
19178 ASSERT_EXPR <name, expr OP limit>.
19179 (register_edge_assert_for_1): Adjust callers.
19180 (find_assert_locations): Likewise.
19181 (process_assert_insertions_for): Build condition from expression.
19182 (extract_range_from_assert): Handle ASSERT_EXPRs
19183 of the form ASSERT_EXPR <name, expr OP limit>.
19184 (register_edge_assert_for_2): New helper registering
19185 asserts for comparisons. Recognize range tests of the form
19186 (unsigned)i - CST1 OP CST2.
19187 (register_edge_assert_for_1): Use it.
19188 (register_edge_assert_for): Likewise.
19189 (needs_overflow_infinity): Integer sub-types
19190 do not need overflow infinities.
19191 (vrp_val_is_max): The extreme values of integer sub-types
19192 are those of the base type.
19193 (vrp_val_is_min): Likewise.
19194 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19197 2008-03-28 Nick Clifton <nickc@redhat.com>
19200 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19201 Return GENERAL_REGS for stack adjustment reloads.
19203 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19206 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19207 const_vector when all the vectors are constant.
19209 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19211 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19213 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19214 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19216 (s<code>_sf): Use new scc_sf attribute for opcode names.
19218 2008-03-27 Tom Tromey <tromey@redhat.com>
19220 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19221 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19222 config/spu/t-spu-elf, config/i386/t-interix,
19223 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19224 config/i386/x-darwin, config/i386/x-mingw32,
19225 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19226 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19227 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19228 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19229 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19230 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19231 config/score/t-score-elf, config/arm/t-strongarm-pe,
19232 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19233 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19234 Revert automatic dependency patch.
19236 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19239 * config/i386/i386.c (ix86_function_arg_boundary): Align
19240 decimal floating point to its natural boundary.
19242 2008-03-27 Richard Guenther <rguenther@suse.de>
19244 PR middle-end/35716
19245 * fold-const.c (fold_comparison): Restrict distinct decl
19246 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19247 solely rely on operand_equal_p.
19249 2008-03-27 Richard Guenther <rguenther@suse.de>
19252 * c-common.c (handle_weak_attribute): Reject combination of
19255 2008-03-27 Richard Guenther <rguenther@suse.de>
19257 PR tree-optimization/32810
19258 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19259 conversions from DECL_INITIAL.
19260 (fold_const_aggregate_ref): Likewise from constructor elements.
19262 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19264 * tree-affine.h (aff_combination_expand): Declare.
19265 (get_inner_reference_aff): Likewise.
19266 * tree-affine.c (aff_combination_expand): Split out from
19267 tree_to_aff_combination_expand.
19268 (get_inner_reference_aff): New function.
19269 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19270 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19271 (struct lim_aux_data): sm_done field removed.
19272 (mem_ref_loc_p, mem_ref_locs_p): New types.
19273 (struct mem_ref): Added id, stored, accesses_in_loop,
19274 indep_loop, dep_loop, indep_ref, dep_ref fields.
19275 Removed is_stored, locs and next fields.
19276 (memory_accesses): New variable.
19277 (movement_possibility): Do not allow moving statements
19278 that store to memory.
19279 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19281 (determine_max_movement): For statements with memory references,
19282 find the outermost loop in that the reference is independent.
19283 (move_computations_stmt): Mark the virtual operands for renaming.
19284 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19285 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19286 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19287 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19288 create_vop_ref_mapping, analyze_memory_references,
19289 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19290 get_all_locs_in_loop, ref_always_accessed_p,
19291 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19292 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19293 store_motion_loop, store_motion): New functions.
19294 (struct vop_to_refs_elt): New type.
19295 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19296 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19297 (schedule_sm): Replaced by...
19298 (execute_sm): ... this.
19299 (determine_lsm_ref, hoist_memory_references,
19300 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19301 find_more_ref_vops, free_mem_ref, free_mem_refs,
19302 determine_lsm_loop, determine_lsm): Removed.
19303 (tree_ssa_lim_finalize): Free data structures used by store motion.
19304 (tree_ssa_lim): Call analyze_memory_references. Use
19305 store_motion instead of determine_lsm.
19307 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19309 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19310 rename tmake_file to m68hc11/t-m68hc11.
19311 (mcore): Set inhibit_libc to true.
19312 * config.host (alpha*-dec-*vms*): Set extra_programs.
19313 (interix3*): Don't use host_xmake_file.
19314 * configure.ac: Let config.gcc override inhibit_libc.
19315 * configure: Regenerate.
19317 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19318 * config/t-openbsd-thread: Remove commented out lines.
19320 * config/x-interix: Remove.
19322 * config/m68hc11/t-m68hc11-gas: Rename to...
19323 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19325 * config/mcore/t-mcore: Remove T_CFLAGS.
19326 * config/mcore/t-mcore-pe: Likewise.
19328 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19330 * configure.ac: Replace custom __GNU_SOURCE test with
19331 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19332 * aclocal.m4: Regenerate.
19333 * configure: Regenerate.
19334 * config.in: Regenerate.
19336 2008-03-27 Richard Guenther <rguenther@suse.de>
19338 * fold-const.c (target.h): Include.
19339 (fold_comparison): Fold comparison of addresses of decls
19340 that bind locally or of constants. Consolidate address folding code.
19341 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19342 results from fold_binary_to_constant.
19343 (compare_values_warnv): Likewise.
19345 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19347 PR middle-end/35429
19348 * fold-const.c (fold_truthop): Check for integeral types when folding
19349 a == 0 && b == 0 and a != 0 || b != 0 .
19351 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19353 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19355 2008-03-26 Andreas Schwab <schwab@suse.de>
19357 * doc/invoke.texi: Fix use of @item vs. @itemx.
19359 2008-03-26 Tom Tromey <tromey@redhat.com>
19361 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19362 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19363 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19364 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19365 build/genconstants.o, build/genemit.o, build/genextract.o,
19366 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19367 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19370 2008-03-26 Richard Guenther <rguenther@suse.de>
19373 2008-03-26 Richard Guenther <rguenther@suse.de>
19375 * fold-const.c (target.h): Include.
19376 (fold_comparison): Fold comparison of addresses of two decls
19377 that bind locally. Consolidate address folding code.
19379 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19381 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19382 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19383 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19384 dconstsqrt2, dconstthird, dconste and/or dconst10.
19385 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19386 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19387 dconstsqrt2, dconste): Delete.
19388 (init_emit_once): Likewise. Simplify initializing dconstm1.
19390 * real.c (get_real_const): New.
19391 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19392 dconstsqrt2, dconste): Delete.
19393 (real_value_const, get_real_const): New.
19395 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19397 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19399 * config/i386/i386.c (ix86_function_arg_boundary): Check
19400 BIGGEST_ALIGNMENT instead of 128.
19401 (setup_incoming_varargs_64): Likewise.
19403 2008-03-26 Tom Tromey <tromey@redhat.com>
19405 * Makefile.in (DEPFILES): Add missing '/'.
19407 2008-03-26 Richard Guenther <rguenther@suse.de>
19409 * fold-const.c (target.h): Include.
19410 (fold_comparison): Fold comparison of addresses of two decls
19411 that bind locally. Consolidate address folding code.
19413 2008-03-26 Nick Clifton <nickc@redhat.com>
19416 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19417 not allow INT+INT as a legitimate addressing mode.
19419 2008-03-26 Richard Guenther <rguenther@suse.de>
19421 * tree-flow.h (widen_bitfield): Remove declaration.
19422 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19423 (widen_bitfield): Remove function.
19424 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19427 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19430 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19433 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19435 PR rtl-optimization/35232
19436 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19437 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19438 reg_reloaded_call_part_clobbered here.
19439 (reload_regs_reach_end_p): New function.
19440 (reload_reg_rtx_for_input): New variable.
19441 (reload_reg_rtx_for_output): Likewise.
19442 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19443 when reassigning a pseudo register. Load reloadreg from
19444 reload_reg_rtx_for_input, moving the mode and register
19446 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19447 instead of the original when deciding whether an input reload
19448 would be a no-op or whether an output reload can be deleted.
19449 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19450 when setting up new_spill_reg_store. Load it from
19451 reload_reg_rtx_for_output, moving the mode and register
19453 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19454 instead of the original when deciding whether an output reload
19455 would be a no-op. Do the same when modifying insn notes.
19456 Use rtx_equal_p instead of == to compare the registers.
19457 (inherit_piecemeal_p): Take a mode and two register numbers
19459 (emit_reload_insns): Clear new_spill_reg_store for every hard
19460 register in the reload register. Remove spill registers
19461 from reg_reloaded_valid before considering whether to record
19462 inheritance information for them. Use reload_reg_rtx_for_output
19463 instead of reg_rtx when recording output reloads. Use
19464 reload_reg_rtx_for_input instead of reg_rtx when recording
19465 input reloads. Set or clear reg_reloaded_call_part_clobbered
19466 at the same time as setting reg_reloaded_valid.
19467 (delete_output_reload): Add a new_reload_reg parameter and use it
19468 instead of rld[j].reg_rtx.
19469 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19472 2008-03-25 Tom Tromey <tromey@redhat.com>
19474 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19475 (build/genattr.o): Likewise.
19476 (build/genattrtab.o): Likewise.
19477 (build/gencodes.o): Likewise.
19478 (build/genconfig.o): Likewise.
19479 (build/genconstants.o): Likewise.
19480 (build/genemit.o): Likewise.
19481 (build/genextract.o): Likewise.
19482 (build/genflags.o): Likewise.
19484 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19486 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19487 instead of size_int for integer types.
19488 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19489 to match type of MINUS_EXPR.
19491 2008-03-25 Tom Tromey <tromey@redhat.com>
19493 * configure: Rebuilt.
19494 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19497 2008-03-25 Tom Tromey <tromey@redhat.com>
19499 * config/x-solaris (host-solaris.o): Update.
19500 * config/x-linux (host-linux.o): Update.
19501 * config/x-hpux (host-hpux.o): Update.
19502 * config/x-darwin (host-darwin.o): Update.
19503 * config/v850/t-v850e (v850-c.o): Update.
19504 * config/v850/t-v850 (v850-c.o): Update.
19505 * config/t-vxworks (vxworks.o): Update.
19506 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19507 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19508 * config/spu/t-spu-elf (spu-c.o): Update.
19510 * config/sh/t-symbian (sh-c.o): Update.
19511 (symbian.o): Update.
19512 * config/sh/t-sh (sh-c.o): Update.
19513 * config/score/t-score-elf (score7.o, score3.o): Update.
19514 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19515 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19516 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19517 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19518 (rs6000.o): Remove.
19519 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19520 * config/m32c/t-m32c (m32c-pragma.o): Update.
19521 * config/ia64/t-ia64 (ia64-c.o): Update.
19522 * config/i386/x-mingw32 (host-mingw32.o): Update.
19523 * config/i386/x-i386 (driver-i386.o): Update.
19524 * config/i386/x-darwin (host-i386-darwin.o): Update.
19525 * config/i386/x-cygwin (host-cygwin.o): Update.
19526 * config/i386/t-nwld (nwld.o): Update.
19527 * config/i386/t-netware (netware.o): Update.
19528 * config/i386/t-interix (winnt.o): Update.
19529 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19530 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19531 msformat-c.o): Update.
19532 * config/bfin/t-bfin-linux (generated_files): Add
19533 linux-sysroot-suffix.h.
19534 * config/arm/t-wince-pe (pe.o): Update.
19535 * config/arm/t-strongarm-pe (pe.o): Update.
19536 * config/arm/t-pe (pe.o): Update.
19537 * config/arm/t-arm (arm-c.o): Update.
19538 * doc/install.texi (Prerequisites): Require make 3.80.
19539 * Makefile.in: Remove .o targets.
19540 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19541 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19542 (simple_generated_h, simple_generated_c): Move earlier.
19543 (generated_files): New variable.
19544 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19545 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19546 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19547 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19548 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19549 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19550 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19551 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19552 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19553 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19554 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19555 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19557 (COMPILE.base, COMPILE): New variables.
19558 (%.o): New pattern rule.
19559 (ALL_HOST_OBJS): New variable.
19560 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19561 (dummy-checksum.o, cc1-checksum.o): Remove.
19562 (DRIVER_SHLIB): New variable.
19563 (DRIVER_DEFINES): Use it.
19564 (gencondmd.c): Move out of build/.
19565 (s-conditions): Update.
19566 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19567 (ALL_BUILD_OBJS): Likewise.
19568 (build/%.o): Use BUILDCOMPILE.
19569 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19570 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19571 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19572 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19573 build/genconfig.o, build/genconstants.o, build/genemit.o,
19574 build/genextract.o, build/genflags.o, build/genmddeps.o,
19575 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19576 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19577 build/gen-protos.o, build/scan.o, build/fix-header.o,
19578 build/scan-decls.o): Simplify.
19579 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19580 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19581 prefix.o, toplev.o): Reduce to variable setting.
19582 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19583 ($(out_object_file), gcc-options.o): New targets.
19584 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19585 * configure: Rebuilt.
19586 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19587 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19589 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19591 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19592 complain when we hit an error, return ERROR_MARK_NODE.
19594 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19596 * config/sh/constraints.md (Pso, Psz): New constraints.
19597 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19598 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19600 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19602 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19603 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19605 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19607 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19608 (prefetch_sh2a): New.
19610 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19611 Naveen.H.S <naveen.hs@kpitcummins.com>
19613 * config/sh/constraints.md (I28): New constraint.
19614 * config/sh/sh.c (broken_move): Add support for movi20s.
19615 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19617 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19618 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19619 Naveen.H.S <naveen.hs@kpitcummins.com>
19621 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19622 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19623 (print_operand): Handle resbank in %@ operand code.
19624 (sh_encode_section_info): New.
19625 (push_regs): Add conditions for resbank.
19626 (sh_expand_epilogue): Likewise.
19627 (sh_insert_attributes): Likewise.
19628 (sh_attribute_table): Likewise.
19629 (sh_handle_resbank_handler_attribute): New.
19630 (sh2a_handle_function_vector_handler_attribute): New.
19631 (sh2a_is_function_vector_call): New.
19632 (sh2a_get_function_vector_number): New.
19633 (sh2a_function_vector_p): New.
19634 (sh_cfun_resbank_handler_p): New.
19635 * config/sh/sh.md (calli): Emit jsr/n if possible.
19636 (calli_tbr_rel): New.
19637 (calli_pcrel): Emit jsr/n if possible.
19638 (return_i): Emit rts/n if possible.
19639 (call_valuei_tbr_rel): New.
19640 (call_valuei_pcrel): Add condition for SH2A target.
19641 (call_value): Likewise.
19642 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19643 (sh2a_get_function_vector_number): Likewise.
19644 (sh2a_is_function_vector_call): Likewise.
19645 * doc/extend.texi: Document TBR relative addressing of SH2A.
19646 (resbank): Add description for SH2A.
19648 2008-03-24 Richard Guenther <rguenther@suse.de>
19651 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19652 pointer assignments change conversions according to middle-end rules.
19653 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19654 * configure.ac: Include type checking in yes.
19655 * configure: Regenerate.
19657 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19659 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19660 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19662 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19664 * gthr-vxworks.h (UNUSED): Define.
19666 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19668 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19670 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19672 * doc/extend.texi (Function Attributes): Add missing comma in the
19673 example of the "alloc_size" attribute.
19675 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19678 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19680 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19683 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19686 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19687 of the underlying type of a MS bitfield layout to the natural
19688 alignment of the type.
19690 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19692 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19693 to their natural alignment to avoid store forwarding stalls.
19695 2008-03-22 Richard Guenther <rguenther@suse.de>
19697 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19698 For PHI nodes verify the address is invariant.
19699 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19700 (get_symbol_constant_value): Use is_gimple_min_invariant.
19701 (maybe_fold_stmt_indirect): Likewise.
19703 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19705 PR rtl-optimization/33927
19706 * Makefile.in (dse.o): Depend on $(TM_P_H).
19707 * expr.h (extract_low_bits): Declare.
19708 * expmed.c (extract_low_bits): New function.
19709 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19710 * dse.c: Include tm_p.h.
19711 (find_shift_sequence): Remove the read_reg argument and return the
19712 read value. Emit the instructions instead of returning them.
19713 Iterate on new_mode rather than calculating it each time.
19714 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19715 source to NEW_MODE and extract_low_bits to convert the shifted
19716 value to READ_MODE.
19717 (replace_read): Allow the load and store to have different mode
19718 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19719 or extraction instructions before trying the replacement. Update
19720 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19722 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19724 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19725 to their natural alignment to avoid store forwarding stalls.
19727 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19730 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19731 encouraging but not allowing gprs for input;
19732 change the input constraint to !f#r.
19733 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19735 change the output constraint to !f#r.
19737 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19740 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19741 corresponding post-reload splitters.
19742 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19743 when x87 FP math is selected.
19744 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19745 New function prototype.
19746 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19747 unreachable function to ease macroization of insn patterns.
19749 2008-03-21 Martin Jambor <mjambor@suse.cz>
19751 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19752 reference dumps if ddr is NULL or dependence is unknown.
19754 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19756 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19757 unsigned extension into account.
19758 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19759 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19760 Do computations on a scratch register.
19762 2008-03-21 Richard Guenther <rguenther@suse.de>
19764 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19765 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19766 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19767 * tree-ssa-dom.c (record_equality): Likewise.
19768 * tree-inline.c (copy_body_r): Likewise.
19769 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19772 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19774 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19775 as 'delete_unused' argument.
19777 2008-03-20 Richard Guenther <rguenther@suse.de>
19779 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19780 special casing of constant qualifiers.
19781 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19782 care about them in general.
19783 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19784 regardless of their type.
19785 (fold_stmt_r): Forcefully fold *& if we end up with that.
19787 2008-03-20 Paul Brook <paul@codesourcery.com>
19789 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19790 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19792 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19794 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19795 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19797 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19799 * common.opt (Wmudflap): New option.
19800 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19801 (mx_register_decls): Likewise.
19802 (mudflap_finish_file): Likewise.
19803 * doc/invoke.texi: Document -Wno-mudflap.
19805 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19807 * c-format.c (replace_format_name_to_system_name): New.
19808 (cmp_attribs): New.
19809 (convert_format_name_to_system_name): New.
19810 (decode_format_attr): Add use of convert_format_name_to_system_name.
19811 (format_types_orig): Add gnu_ prefix to names.
19812 (check_format_info_main): Special treating of \0 escaped names for
19813 supporting multi-character format specifiers as I32, I64.
19814 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19815 (gnu_target_overrides_format_attributes): New.
19816 * c-format.h: Add structure target_ovr_attr to hold
19817 system specific formatter names.
19818 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19819 msformat-c.o file to c_target_objs and cxx_target_objs.
19820 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19821 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19822 (TARGET_N_FORMAT_TYPES): New.
19823 * config/i386/msformat-c.c: New.
19824 * config/i386/t-cygming: Add build rule for msformat-c.o.
19825 * doc/extend.texi: Add new format names gnu_* and ms_* and
19827 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19829 2008-03-20 Ira Rosen <irar@il.ibm.com>
19831 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19832 optimizations turned on under -O3.
19833 (ftree-vectorize): Add that the flag is turned on with -O3.
19835 2008-03-20 Ben Elliston <bje@au.ibm.com>
19837 * regmove.c (try_auto_increment): Fix spelling error in comment.
19838 * final.c (final_scan_insn): Likewise.
19840 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19843 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19844 allocator preferences for "y" and "r" class registers.
19845 ("*mov<mode>_internal"): Ditto.
19846 ("*movv2sf_internal_rex64"): Ditto.
19847 ("*movv2sf_internal"): Ditto.
19849 2008-03-19 Michael Matz <matz@suse.de>
19851 PR middle-end/35616
19852 * calls.c (expand_call): Check overlap of arguments with call
19853 address for sibcalls.
19855 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19858 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19859 of the underlying type of a MS bitfield layout to the natural
19860 alignment of the type.
19862 2008-03-19 Jan Hubicka <jh@suse.cz>
19865 * toplev.c (decode_d_option): Handle all CPP flags.
19866 * tree-vrp.c: Update tree_pass descriptors.
19867 * regrename.c: Update tree_pass descriptors.
19868 * fwprop.c: Update tree_pass descriptors.
19869 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19870 * tree-into-ssa.c: Update tree_pass descriptors.
19871 * tree-dump.c: Update tree_pass descriptors.
19872 * tree-complex.c: Update tree_pass descriptors.
19873 * tree-dump.h: Update tree_pass descriptors.
19874 * see.c: Update tree_pass descriptors.
19875 * cgraphbuild.c: Update tree_pass descriptors.
19876 * tracer.c: Update tree_pass descriptors.
19877 * tree-loop-distribution.c: Update tree_pass descriptors.
19878 * cgraph.c: Update tree_pass descriptors.
19879 * postreload-gcse.c: Update tree_pass descriptors.
19880 * postreload.c: Update tree_pass descriptors.
19881 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19882 * tree-tailcall.c: Update tree_pass descriptors.
19883 * tree-pass.h (tree_opt_pass): Rename to ...
19884 (opt_pass) ... this one; add "type" field and remove letter field.
19885 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19886 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
19887 all_lowering_passes): Update declaration.
19888 * ipa-cp.c: Update tree_pass descriptors.
19889 * final.c: Update tree_pass descriptors.
19890 * omp-low.c: Update tree_pass descriptors.
19891 * tree-ssa-dse.c: Update tree_pass descriptors.
19892 * ipa-reference.c: Update tree_pass descriptors.
19893 * tree-ssa-uncprop.c: Update tree_pass descriptors.
19894 * auto-inc-dec.c: Update tree_pass descriptors.
19895 * reorg.c: Update tree_pass descriptors.
19896 * cgraphunit.c: Update tree_pass descriptors.
19897 * tree-ssa-copyrename.c: Update tree_pass descriptors.
19898 * tree-ssa-ccp.c: Update tree_pass descriptors.
19899 * df-core.c: Update tree_pass descriptors.
19900 * mode-switching.c: Update tree_pass descriptors.
19901 * tree-nomudflap.c: Update tree_pass descriptors.
19902 * modulo-sched.c: Update tree_pass descriptors.
19903 * ipa-pure-const.c: Update tree_pass descriptors.
19904 * cse.c: Update tree_pass descriptors.
19905 * web.c: Update tree_pass descriptors.
19906 * tree-stdarg.c: Update tree_pass descriptors.
19907 * tree-ssa-math-opts.c: Update tree_pass descriptors.
19908 * tree-ssa-dom.c: Update tree_pass descriptors.
19909 * tree-nrv.c: Update tree_pass descriptors.
19910 * tree-ssa-alias.c: Update tree_pass descriptors.
19911 * loop-init.c: Update tree_pass descriptors.
19912 * gimple-low.c: Update tree_pass descriptors.
19913 * ipa-inline.c: Update tree_pass descriptors.
19914 * tree-ssa-sink.c: Update tree_pass descriptors.
19915 * global.c: Update tree_pass descriptors.
19916 * ifcvt.c: Update tree_pass descriptors.
19917 * jump.c: Update tree_pass descriptors.
19918 * predict.c: Update tree_pass descriptors.
19919 * tree-ssa-loop.c: Update tree_pass descriptors.
19920 * recog.c: Update tree_pass descriptors.
19921 * dse.c: Update tree_pass descriptors.
19922 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
19923 * tree-eh.c: Update tree_pass descriptors.
19924 * regmove.c: Update tree_pass descriptors.
19926 * function.c: Update tree_pass descriptors.
19927 * tree-vectorizer.c: Update tree_pass descriptors.
19928 * gcse.c: Update tree_pass descriptors.
19929 * ipa-type-escape.c: Update tree_pass descriptors.
19930 * tree-if-conv.c: Update tree_pass descriptors.
19931 * init-regs.c: Update tree_pass descriptors.
19932 * ipa.c: Update tree_pass descriptors.
19933 * tree-ssa-phiopt.c: Update tree_pass descriptors.
19934 * rtl-factoring.c: Update tree_pass descriptors.
19935 * lower-subreg.c: Update tree_pass descriptors.
19936 * bt-load.c: Update tree_pass descriptors.
19937 * tree-dfa.c: Update tree_pass descriptors.
19938 * except.c: Update tree_pass descriptors.
19939 * emit-rtl.c: Update tree_pass descriptors.
19940 * cfgexpand.c: Update tree_pass descriptors.
19941 * tree-cfgcleanup.c: Update tree_pass descriptors.
19942 * cfgcleanup.c: Update tree_pass descriptors.
19943 * tree-ssa-pre.c: Update tree_pass descriptors.
19944 * tree-sra.c: Update tree_pass descriptors.
19945 * tree-mudflap.c: Update tree_pass descriptors.
19946 * tree-ssa-copy.c: Update tree_pass descriptors.
19947 * cfglayout.c: Update tree_pass descriptors.
19948 * tree-ssa-forwprop.c: Update tree_pass descriptors.
19949 * tree-ssa-dce.c: Update tree_pass descriptors.
19950 * tree-ssa.c: Update tree_pass descriptors.
19951 * regclass.c: Update tree_pass descriptors.
19952 * integrate.c: Update tree_pass descriptors.
19953 * tree-optimize.c: Update tree_pass descriptors.
19954 * tree-ssa-phiprop.c: Update tree_pass descriptors.
19955 * tree-object-size.c: Update tree_pass descriptors.
19956 * combine.c: Update tree_pass descriptors.
19957 * tree-outof-ssa.c: Update tree_pass descriptors.
19958 * bb-reorder.c: Update tree_pass descriptors.
19959 * stack-ptr-mod.c: Update tree_pass descriptors.
19960 * var-tracking.c: Update tree_pass descriptors.
19961 * tree-profile.c: Update tree_pass descriptors.
19962 * tree-vect-generic.c: Update tree_pass descriptors.
19963 * reg-stack.c: Update tree_pass descriptors.
19964 * sched-rgn.c: Update tree_pass descriptors.
19965 * tree-ssa-structalias.c: Update tree_pass descriptors.
19966 * tree-cfg.c: Update tree_pass descriptors.
19967 * passes.c (current_pass): Update declaration.
19968 (finish_optimization_passes): Update.
19969 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
19970 (register_one_dump_file, register_dump_files_1, next_pass_1):
19972 (init_optimization_passes): Update handling of new types.
19973 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
19974 * ipa-struct-reorg.c: Update tree_pass descriptors.
19975 * tree-ssa-reassoc.c: Update tree_pass descriptors.
19976 * combine-stack-adj.c: Update tree_pass descriptors.
19977 * cfgrtl.c: Update tree_pass descriptors.
19978 * dce.c: Update tree_pass descriptors.
19979 * tree-ssanames.c: Update tree_pass descriptors.
19981 2008-03-19 Richard Guenther <rguenther@suse.de>
19983 PR middle-end/35609
19984 * tree-ssa.c (walk_data): New structure.
19985 (warn_uninitialized_var): If not always_executed warn with "maybe"
19987 (execute_early_warn_uninitialized): Compute post-dominators.
19988 Initialize always_executed before processing each basic block.
19990 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
19993 * config/i386/i386.c (x86_this_parameter): Calculate correct location
19994 of "this" pointer when "regparm = N" or "fastcall" is in effect.
19996 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19998 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20000 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20002 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20004 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20005 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20006 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20007 target after ignore has been set, and move there also the commputation
20008 of subtarget and original_target.
20009 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20010 (LANG_HOOKS_INITIALIZER): Remove it.
20011 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20013 2008-03-18 Richard Guenther <rguenther@suse.de>
20015 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20016 found an expression with constants, note that in the VN for the lhs.
20017 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20018 fold them to constants if possible. Run cleanup_cfg if done so.
20019 (execute_pre): Return todo.
20020 (do_pre): Likewise.
20021 (execute_fre): Likewise.
20022 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20024 (get_prop_source_stmt): Look through pointer conversions.
20026 2008-03-18 Jan Hubicka <jh@suse.cz>
20028 * tree-pretty-print.c: Include predict.h.
20029 (dump_generic_node): Dump predictor.
20030 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20031 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20032 * gimple-low.c (lower_stmt): Likewise.
20033 * expr.c (expand_expr_real): Likewise.
20034 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20036 (build_predict_expr, build_predict_expr): New.
20037 * predict.h (predictor_name, build_predict_expr): Update.
20038 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20039 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20040 * predict.def (PRED_CONTINUE): Update hitrate.
20041 * tree.def (PREDICT_EXPR): Define.
20042 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20043 do not handle BIND_EXPR.
20044 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20045 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20046 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20049 2008-03-18 Michael Matz <matz@suse.de>
20051 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20053 2008-03-18 Richard Guenther <rguenther@suse.de>
20055 * tree-gimple.h (is_gimple_invariant_address): Declare.
20056 (is_gimple_constant): Likewise.
20057 * tree-gimple.c (is_gimple_constant): New function.
20058 (is_gimple_invariant_address): Likewise.
20059 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20060 and is_gimple_invariant_address.
20061 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20063 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20064 an addressable base.
20066 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20068 PR middle-end/35611
20069 * gimplify.c (gimplify_expr): Gimplify second operand of
20072 2008-03-17 Richard Guenther <rguenther@suse.de>
20074 PR tree-optimization/19637
20075 * fold-const.c (fold_unary): Remove restrictions of removing
20076 intermediate pointer-conversions (P2)(P1)P0.
20077 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20078 conversion to void pointer.
20079 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20081 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20084 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20085 emulated thread local variables.
20087 2008-03-16 Richard Guenther <rguenther@suse.de>
20089 PR middle-end/35607
20090 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20091 expand TREE_INVARIANT operations that are not gimple invariant.
20093 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20095 * doc/extend.texi (Alignment): Say that the ABI controls
20096 the __alignof__ for non-strict-alignment targets rather
20097 than being a recommendation.
20099 2008-03-15 Paul Brook <paul@codesourcery.com>
20101 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20103 (arm_output_fn_unwind): Mark functions that can not be unwound.
20105 2008-03-15 Paul Brook <paul@codesourcery.com>
20107 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20108 extension instructions.
20110 2008-03-15 Richard Guenther <rguenther@suse.de>
20112 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20113 and fold constant aggregate refs.
20114 (fold_const_aggregate_ref): Handle string constants
20115 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20116 (evaluate_stmt): Simplify now that ccp_fold folds constant
20119 2008-03-15 Paul Brook <paul@codesourcery.com>
20121 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20122 (extzv): Use gen_extzv_t2.
20123 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20125 2008-03-15 Richard Guenther <rguenther@suse.de>
20127 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20128 (fold_const_aggregate_ref): Likewise.
20129 (get_value): Return NULL if we don't have any values.
20130 (ccp_finalize): Set const_val to NULL after freeing it.
20131 * tree-flow.h (get_symbol_constant_value): Declare.
20132 (fold_const_aggregate_ref): Likewise.
20133 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20135 2008-03-15 Richard Guenther <rguenther@suse.de>
20137 PR middle-end/35593
20138 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20139 to not produce negative array indices if not allowed. Add
20140 parameter to indicate that.
20141 (maybe_fold_offset_to_component_ref): Allow negative array
20142 indices only for the first member of a structure.
20143 (maybe_fold_offset_to_reference): Allow negative array indices.
20144 (maybe_fold_stmt_addition): Likewise.
20146 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20147 Anatoly Sokolov <aesok@post.ru>
20149 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20150 (avr_arch): Add ARCH_AVR6.
20151 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20152 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20153 instead of fixed value 2.
20154 (print_operand_address): Use gs() asm specifier instead of pm().
20155 (avr_assemble_integer): (Ditto.).
20156 (avr_output_addr_vec_elt): (Ditto.).
20157 (print_operand): Handle "!" code.
20158 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20159 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20160 (AVR_HAVE_EIJMP_EICALL): Define.
20161 (AVR_3_BYTE_PC): Redefine.
20162 (AVR_2_BYTE_PC): (Ditto.).
20163 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20164 (LINK_SPEC): Add atmega2560 and atmega2561.
20165 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20167 * config/avr/avr.md (call_insn): Use eicall instead of icall
20168 for 3 byte PC devices.
20169 (call_value_insn): (Ditto.).
20170 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20171 (indirect_jump): Use only for for 2 byte PC devices.
20172 (*tablejump): (Ditto.).
20173 (*indirect_jump_avr6): Add insn.
20174 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20175 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20176 instead of ijmp for 3 byte PC devices.
20177 (__tablejump2__): (Ditto.).
20178 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20179 (MULITLIB_DIRNAMES): (Ditto.).
20180 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20182 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20184 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20185 "sse2_umulsidi3". Use V1DI mode for operand 0.
20186 ("mmx_psadbw"): Use V1DI mode for operand 0.
20187 * config/i386/i386-modes.def (V1SI): New vector mode.
20188 * config/i386/i386.c (struct builtin_description)
20189 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20190 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20191 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20192 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20193 v1di_ftype_v8qi_v8qi type.
20194 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20196 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20197 __builtin_ia32_pmuludq]: Fix the mode of return value.
20199 2008-03-15 Richard Guenther <rguenther@suse.de>
20201 PR middle-end/35595
20202 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20205 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20207 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20208 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20209 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20210 unless TARGET_SERIALIZE_VOLATILE is enabled.
20211 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20212 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20213 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20215 2008-03-14 Richard Guenther <rguenther@suse.de>
20217 PR tree-optimization/34172
20218 * tree-flow.h (refs_may_alias_p): Declare.
20219 (get_single_def_stmt): Likewise.
20220 (get_single_def_stmt_from_phi): Likewise.
20221 (get_single_def_stmt_with_phi): Likewise.
20222 * tree-dfa.c (refs_may_alias_p): New function.
20223 (get_single_def_stmt): Likewise.
20224 (get_single_def_stmt_from_phi): Likewise.
20225 (get_single_def_stmt_with_phi): Likewise.
20226 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20227 (vn_reference_lookup_1): New helper function.
20228 (vn_reference_lookup): Walk the virtual use-def chain to
20229 continue searching for a match if the def does not alias the
20230 reference we are looking for.
20232 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20234 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20235 archive and Perzl. Update The Written Word listing.
20237 2008-03-14 Richard Guenther <rguenther@suse.de>
20239 PR tree-optimization/34043
20240 PR tree-optimization/33989
20241 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20243 (bitmap_find_leader): Use extra argument to verify dominance
20244 relationship inside a basic-block.
20245 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20246 (find_leader_in_sets): Adjust.
20247 (create_component_ref_by_pieces): Take extra argument for
20248 dominance check, handle lookup failures.
20249 (find_or_generate_expression): Likewise.
20250 (create_expression_by_pieces): Likewise.
20251 (insert_into_preds_of_block): Adjust.
20252 (create_value_expr_from): If asked for, verify all operands
20253 are in the blocks AVAIL_OUT set.
20254 (make_values_for_stmt): Check for SSA_NAMEs that are life
20255 over an abnormal edge.
20256 (compute_avail): Remove such check.
20257 (do_SCCVN_insertion): New function.
20258 (eliminate): If we do not find a leader suitable for replacement
20259 insert a replacement expression from SCCVN if available.
20260 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20261 (struct vn_ssa_aux): Add needs_insertion flag.
20262 * tree-ssa-sccvn.c (may_insert): New global flag.
20263 (copy_reference_ops_from_ref): Value-number union member access
20264 based on its size, not type and member if insertion is allowed.
20265 (visit_reference_op_load): For a weak match from union type
20266 punning lookup a view-converted value and insert a SSA_NAME
20267 for that value if that is not found.
20268 (visit_use): Make dumps shorter. Do not disallow value numbering
20269 SSA_NAMEs that are life over an abnormal edge to constants.
20270 (free_scc_vn): Release inserted SSA_NAMEs.
20271 (run_scc_vn): New flag to specify whether insertion is allowed.
20272 Process SSA_NAMEs in forward order.
20273 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20274 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20275 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20276 pointer type to/from integral types that do not change the
20277 precision to regular conversions.
20279 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20281 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20282 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20283 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20284 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20285 input arguments and the mode of return value. Built-in functions
20286 that operate on whole 64-bit MMX register now use V1DI mode.
20288 2008-03-13 Alon Dayan <alond@il.ibm.com>
20289 Olga Golovanevsky <olga@il.ibm.com>
20291 PR tree-optimization/35041
20292 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20293 to locate the right position in a statement.
20295 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20299 * config/i386/xmmintrin.h: Change all static inline functions to
20300 extern inline and add __gnu_inline__ attribute.
20301 * config/i386/bmintrin.h: Ditto.
20302 * config/i386/smmintrin.h: Ditto.
20303 * config/i386/tmmintrin.h: Ditto.
20304 * config/i386/mmintrin-common.h: Ditto.
20305 * config/i386/ammintrin.h: Ditto.
20306 * config/i386/emmintrin.h: Ditto.
20307 * config/i386/pmmintrin.h: Ditto.
20308 * config/i386/mmintrin.h: Ditto.
20309 * config/i386/mm3dnow.h: Ditto.
20311 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20313 PR middle-end/35185
20314 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20315 (lower_omp_2): New function.
20316 (lower_omp_1, lower_omp): Rewritten.
20318 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20321 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20322 with the phrase "Microsoft Windows compilers".
20323 (Push/Pop Macro Pragmas): New subsection. Document
20324 #pragma push_macro and pragma pop_macro.
20326 2008-03-12 Paul Brook <paul@codesourcery.com>
20328 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20330 2008-03-12 Paul Brook <paul@codesourcery.com>
20332 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20333 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20334 (thumb2_addsi_shortim): Rename ...
20335 (thumb2_addsi_short): ... to this. Allow register operands.
20336 (thumb2_subsi_short): New pattern.
20337 (thumb2_one_cmplsi2_short,
20338 thumb2_negsi2_short): New patterns and peepholes.
20340 2008-03-12 Paul Brook <paul@codesourcery.com>
20342 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20344 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20346 * config/i386/i386.md (int_cond): New code iterator.
20348 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20349 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20350 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20351 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20352 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20353 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20354 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20355 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20357 2008-03-12 Paul Brook <paul@codesourcery.com>
20359 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20360 instead of {arm,thumb}_compute_save_reg_mask.
20361 (output_return_instruction): Ditto.
20362 (thumb_unexpanded_epilogue): Ditto.
20363 (thumb1_expand_prologue): Ditto.
20364 (thumb1_output_function_prologue): Ditto.
20365 (arm_set_return_address): Ditto.
20366 (thumb_set_return_address): Ditto.
20367 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20368 regs to achieve stack alignment.
20369 (thumb1_compute_save_reg_mask): Fix compiler warning.
20370 (arm_output_epilogue): Use offsets->saved_regs_mask.
20371 Adjust stack pointer by poping call clobered registers.
20372 (arm_expand_prologue): Use offsets->saved_regs_mask.
20373 Adjust stack pointer by pushing extra registers.
20374 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20376 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20379 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20380 conversion to the operands of a multiplication.
20382 2008-03-12 Richard Guenther <rguenther@suse.de>
20384 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20385 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20386 * timevar.def (TV_TREE_PHIPROP): Add.
20387 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20388 pass description. Use TV_TREE_PHIPROP.
20389 * tree-ssa-forwprop.c: Remove phiprop code.
20391 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20393 PR middle-end/35549
20394 * omp-low.c (maybe_lookup_decl): Constify first argument.
20395 (use_pointer_for_field): Change last argument from bool to
20396 omp_context *. Disallow shared copy-in/out in nested
20397 parallel if decl is shared in outer parallel too.
20398 (build_outer_var_ref, scan_sharing_clauses,
20399 lower_rec_input_clauses, lower_copyprivate_clauses,
20400 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20402 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20403 Ira Rosen <irar@il.ibm.com>
20405 * tree-vectorizer.c (free_stmt_vec_info): New function.
20406 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20407 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20408 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20409 * tree-vect-transform.c (vectorizable_conversion): Free
20410 vec_oprnds0 if it was allocated.
20411 (vect_permute_store_chain): Remove unused VECs.
20412 (vectorizable_store): Free VECs that are allocated in the..
20414 (vect_transform_strided_load, vectorizable_load): Likewise.
20415 (vect_remove_stores): Simplify the code.
20416 (vect_transform_loop): Move code to vect_remove_stores().
20417 Call vect_remove_stores() and free_stmt_vec_info().
20419 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20421 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20422 TARGET_HPUX. Revise comment.
20423 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20424 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20425 Use sr4 variant of `be' instruction when not generating PIC code.
20426 (attr_length_call): Adjust for above change.
20428 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20430 * ipa-reference.c (static_execute): Remove module_statics_const and
20431 associated setting code.
20433 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20436 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20437 predicate for operand 1.
20438 (paritysi2_cmp): Use register_operand predicate for operand 2.
20439 Use earlyclobber modifier for operand 1. Remove support for
20441 (paritydi2_cmp): Use register_operand predicate for operand 3.
20442 Use earlyclobber modifier for operand 1. Remove support for
20445 2008-03-11 Paul Brook <paul@codesourcery.com>
20446 Vladimir Prus <vladimir@codesourcery.com>
20448 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20449 (arm_compute_save_reg0_reg12_mask): Always
20450 check if register 11 must be saved. Always safe hard frame pointer
20451 when frame_pointer_needeed.
20452 (arm_compute_save_reg_mask): Save IP and PC
20453 only with apcs frames.
20454 (arm_output_epilogue): Adjust Thumb2 codepath to
20455 be also invoked and work for ARM non-apcs frames.
20456 (arm_expand_prologue): Don't bother saving IP
20457 for non-apcs frame, since it's not clobbered by
20458 prologue code. Implement non-apcs frame
20461 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20463 PR rtl-optimization/35281
20464 * expr.c (convert_move): Use a new pseudo for the intermediate
20465 from_mode->word_mode result.
20467 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20469 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20470 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20471 * toplev.c (compile_file): Don't call it.
20473 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20475 PR middle-end/35526
20476 * expr.c (store_expr): Call emit_block_move if the mode
20477 of "temp" RTX is BLKmode.
20479 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20480 Richard Guenther <rguenther@suse.de>
20482 PR tree-optimization/31358
20483 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20484 the step with a NULL_TREE.
20485 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20486 to sizetype if type is a pointer type.
20487 (add_candidate_1): Don't convert the base and step to
20488 the generic type if the orginal type is a pointer type.
20489 (add_iv_value_candidates): Use sizetype for the step
20490 if type is a pointer type.
20491 (cand_value_at): Likewise.
20492 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20494 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20495 Don't convert the tem affine to the type.
20496 (add_elt_to_tree): Use sizetype for the step if a pointer.
20497 Use POINTER_PLUS_EXPR for pointers.
20498 (aff_combination_to_tree): Use sizetype for the step if a
20501 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20503 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20504 Remove commutativity hint.
20506 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20510 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20511 errorneous type. Check that v is a VAR_DECL.
20513 PR middle-end/35099
20514 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20516 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20518 PR tree-optimization/35494
20519 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20520 may be overriden at link and run time.
20522 2008-03-10 Richard Guenther <rguenther@suse.de>
20524 PR tree-optimization/34677
20525 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20526 (poolify_tree): Likewise.
20527 (modify_expr_template): Likewise.
20528 (poolify_modify_stmt): Likewise.
20529 (insert_fake_stores): Handle all component-ref style stores
20530 in addition to INDIRECT_REF. Also handle complex types.
20531 Do not poolify the inserted load.
20532 (realify_fake_stores): Do not rebuild the tree but only
20533 make it a SSA_NAME copy.
20534 (init_pre): Remove initialzation of modify_expr_template.
20535 Do not allocate modify_expr_node_pool.
20536 (fini_pre): Do not free modify_expr_node_pool.
20538 2008-03-10 Paul Brook <paul@codesourcery.com>
20540 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20541 to avoid conflicts.
20543 2008-03-10 Paul Brook <paul@codesourcery.com>
20544 Mark Shinwell <shinwell@codesourcery.com>
20546 * config/arm/cortex-r4.md: New.
20547 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20549 * config/arm/arm.md: Include cortex-r4.md.
20550 (insn): Add smmls, sdiv and udiv values.
20551 (generic_sched): Don't use generic scheduling for Cortex-R4.
20552 (arm_issue_rate): New function.
20553 (TARGET_SCHED_ISSUE_RATE): Define.
20555 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20557 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20559 2008-03-10 Richard Guenther <rguenther@suse.de>
20561 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20562 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20564 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20566 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20567 Set default to true.
20569 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20571 * c.opt (Wsynth): Deprecate.
20572 * doc/invoke.texi (Option Summary, Warning Options): Document
20573 -Wno-format-contains-nul.
20575 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20578 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20579 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20581 2008-03-09 Ira Rosen <irar@il.ibm.com>
20583 * config/rs6000/rs6000.c (builtin_description): Rename vector
20584 left shift operations.
20585 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20586 (altivec_vsl<VI_char>): Rename to ...
20587 (ashl<mode>3): ... new name.
20588 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20590 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20592 2008-03-08 Richard Guenther <rguenther@suse.de>
20594 * coverage.h (tree_coverage_counter_addr): Declare.
20595 * coverage.c (tree_coverage_counter_addr): New function.
20596 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20597 before using again.
20598 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20599 (tree_gen_one_value_profiler): Likewise.
20600 (tree_gen_ic_profiler): Likewise.
20601 (tree_gen_average_profiler): Likewise.
20602 (tree_gen_ior_profiler): Likewise.
20604 2008-03-08 Richard Guenther <rguenther@suse.de>
20606 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20607 (vn_binary_op_insert): Likewise.
20608 (vn_unary_op_lookup): Likewise.
20609 (vn_unary_op_insert): Likewise.
20610 (vn_nary_op_lookup): Declare.
20611 (vn_nary_op_insert): Likewise.
20612 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20613 and binary hashes, use a single obstack for unary_op_pool
20614 and binary_op_pool.
20615 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20616 a single struct vn_nary_op_s. Store tree code length and
20617 a variable number of operands.
20618 (struct vn_reference_op_struct): Remove unused op2.
20619 (vn_reference_op_eq): Do not compare op2.
20620 (vn_reference_op_compute_hash): Do not compute hash of op2.
20621 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20622 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20623 with vn_nary_op_compute_hash.
20624 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20625 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20627 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20629 (visit_unary_op): Call nary functions.
20630 (visit_binary_op): Likewise.
20631 (process_scc): Adjust for struct vn_tables_s changes.
20632 (allocate_vn_table): Likewise.
20633 (free_vn_table): Likewise.
20634 * tree-vn.c (vn_add): Call nary functions.
20635 (vn_lookup): Likewise.
20637 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20640 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20641 wdst back after sync_compare_and_swapqhi_internal.
20643 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20646 * config/i386/i386-modes.def (V1DI): New vector mode.
20647 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20648 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20649 (MMXMODE248): Ditto.
20650 (MMXMODE): Add V1DI mode.
20651 (mmxvecsize): Change DI mode to V1DI mode.
20652 ("mov<mode>): Use MMXMODEI8 mode iterator.
20653 ("*mov<mode>_internal_rex64"): Ditto.
20654 ("*mov<mode>_internal"): Ditto.
20655 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20656 ("mmx_sub<mode>3"): Ditto.
20657 ("mmx_adddi3"): Remove insn pattern.
20658 ("mmx_subdi3"): Ditto.
20659 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20660 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20661 ("mmx_ashl<mode>3"): Ditto.
20662 ("mmx_lshrdi3"): Remove insn pattern.
20663 ("mmx_ashldi3"): Ditto.
20664 * config/i386/i386.c (classify_argument): Handle V1DImode.
20665 (function_arg_advance_32): Ditto.
20666 (function_arg_32): Ditto.
20667 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20668 mmx_addv1di3 insn pattern.
20669 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20670 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20671 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20672 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20673 Remove definitions of built-in functions.
20674 (V1DI_type_node): New node.
20675 (v1di_ftype_v1di_int): Ditto.
20676 (v1di_ftype_v1di_v1di): Ditto.
20677 (v2si_ftype_v2si_si): Ditto.
20678 (v4hi_ftype_v4hi_di): Remove node.
20679 (v2si_ftype_v2si_di): Ditto.
20680 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20681 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20682 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20683 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20684 Add new builtins using def_builtin_const.
20685 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20686 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20687 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20688 * config/i386/mmintrin.h (__v1di): New typedef.
20689 (_mm_add_si64): Cast arguments to __v1di type.
20690 (_mm_sub_si64): Ditto.
20691 (_mm_sll_pi16): Cast __count to __v4hi type.
20692 (_mm_sll_pi32): Cast __count to __v2si type.
20693 (_mm_sll_si64): Cast arguments to __v1di type.
20694 (_mm_srl_pi16): Cast __count to __v4hi type.
20695 (_mm_srl_pi32): Cast __count to __v2si type.
20696 (_mm_srl_si64): Cast arguments to __v1di type.
20697 (_mm_sra_pi16): Cast __count to __v4hi type.
20698 (_mm_sra_pi32): Cast __count to __v2si type.
20699 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20700 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20701 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20702 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20703 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20704 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20705 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20706 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20707 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20708 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20709 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20710 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20712 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20714 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20716 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20719 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20720 reg+const addressing for Altivec modes. Don't generate reg+reg
20721 addressing for TFmode or TDmode quantities.
20723 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20725 * c-common.c (vector_types_convertible_p): Call langhook
20726 instead of comptypes.
20728 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20731 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20732 integral and scalar float variables which have a
20735 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20737 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20738 dwarf_register_span hook when emitting unwind information for
20739 register-to-memory saves.
20740 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20741 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20743 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20745 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20746 for the same VAR_DECL.
20748 2008-03-06 Tom Tromey <tromey@redhat.com>
20750 * treelang: Delete.
20751 * doc/standards.texi (Standards): Don't mention treelang.
20752 * doc/invoke.texi (Overall Options): Don't mention treelang.
20753 * doc/install.texi (Prerequisites): Don't mention bison or
20755 (Configuration): Don't mention treelang.
20756 (Building): Likewise.
20757 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20759 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20761 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20762 word-extractions out of a multi-word object.
20764 2008-03-06 Richard Guenther <rguenther@suse.de>
20766 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20767 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20768 result type and precision.
20769 * expr.c (get_inner_reference): Set unsignedp based on the result
20770 type of BIT_FIELD_REF.
20771 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20772 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20773 (try_instantiate_multiple_fields): Likewise. Use the correct type
20775 (sra_build_assignment): Likewise.
20776 (sra_build_elt_assignment): Likewise.
20777 (sra_explode_bitfield_assignment): Likewise.
20778 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20779 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20780 set BIT_FIELD_REF_UNSIGNED.
20781 (vectorizable_load): Likewise.
20783 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20785 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20788 2008-03-06 Richard Guenther <rguenther@suse.de>
20790 * alias.c (struct alias_set_entry): Move has_zero_child field
20791 to pack with alias_set.
20793 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20795 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20798 2008-03-05 Ian Lance Taylor <iant@google.com>
20800 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20802 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20804 * fwprop.c (update_df): Support width and offset parameters of
20806 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20807 global_conflicts): Change DF_REF_EXTRACT to either
20808 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20809 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20810 * df-scan.c (df_ref_record, df_defs_record,
20811 df_ref_create_structure, df_def_record_1, df_uses_record,
20812 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20813 df_bb_refs_collect, df_entry_block_defs_collect,
20814 df_exit_block_uses_collect): Support new width and offset fields.
20815 (ref_extract_pool): New storage pool.
20816 (df_free_ref): New function.
20817 (df_reg_chain_unlink, df_free_collection_rec,
20818 df_sort_and_compress_refs): Call df_free_ref.
20819 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20821 (df_ref_create_structure): Allocate df_ref_extract if offset and
20822 width fields are used.
20823 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20824 (df_uses_record): Get offset and width from ZERO_EXTRACT
20826 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20827 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20828 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20829 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20830 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20831 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20832 (df_ref_extract): New structure.
20833 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20834 (df_ref_create): Add width and offset parameters.
20836 2008-03-05 Richard Guenther <rguenther@suse.de>
20838 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20839 Use ranges_overlap_p.
20840 (offset_overlaps_with_access): Rename
20841 to ranges_overlap_p and move ...
20842 * tree-flow-inline.h (ranges_overlap_p): ... here.
20844 * tree.h (get_inner_reference, handled_component_p): Update
20847 * tree.h (record_component_aliases, get_alias_set,
20848 alias_sets_conflict_p, alias_sets_must_conflict_p,
20849 objects_must_conflict_p): Move declarations ...
20850 * alias.h (record_component_aliases, get_alias_set,
20851 alias_sets_conflict_p, alias_sets_must_conflict_p,
20852 objects_must_conflict_p): ... here.
20853 Include coretypes.h.
20854 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20856 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20858 * cfg.c: Include tree-flow.h.
20859 (remove_edge_raw): Call redirect_edge_var_map_clear.
20860 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20861 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20862 (redirect_edge_var_map_result): New.
20863 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20864 PENDING_STMT use with redirect_edge_var_map_*.
20865 * tree-ssa.c (edge_var_maps): New definition.
20866 (redirect_edge_var_map_add): New.
20867 (redirect_edge_var_map_clear): New.
20868 (redirect_edge_var_map_dup): New.
20869 (redirect_edge_var_map_vector): New.
20870 (redirect_edge_var_map_destroy): New.
20871 (ssa_redirect_edge): Replace PENDING_STMT use with
20872 redirect_edge_var_map_*.
20873 (flush_pending_stmts): Same.
20874 (delete_tree_ssa): Destroy edge var map.
20875 * tree-flow.h (struct _edge_var_map): New.
20876 Define edge_var_map vector type.
20877 Declare redirect_edge_var_map_* prototypes.
20878 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20879 * tree-cfg.c (reinstall_phi_args): Replace
20880 PENDING_STMT use with redirect_edge_var_map_*.
20882 2008-03-05 Richard Guenther <rguenther@suse.de>
20884 PR tree-optimization/35472
20885 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20886 whose single use_stmt has a overlapping set of loaded and
20887 stored symbols as that use_stmt might be a noop assignment then.
20889 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20891 * gthr-rtems.h: Implement __gthread_mutex_destroy.
20893 2008-03-05 Richard Guenther <rguenther@suse.de>
20896 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
20897 should be constants.
20898 * tree-cfg.c (verify_expr): Verify it.
20899 * fold-const.c (fold_truthop): Remove code generating
20900 BIT_FIELD_REFs of structure bases.
20901 (fold_binary): Likewise.
20902 (fold_ternary): Position and size of BIT_FIELD_REFs are
20903 always host integers.
20904 (make_bit_field_ref): Remove.
20905 (optimize_bit_field_compare): Remove.
20906 (all_ones_mask_p): Remove.
20908 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
20911 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
20912 (split_block_and_df_analyze): New. Split basic block and rebuild
20914 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
20916 (split_pattern_seq): Likewise.
20917 (erase_matching_seqs): Likewise.
20918 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
20920 2008-03-04 Geoff Keating <geoffk@apple.com>
20922 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
20923 declaration and code.
20924 (tree_invalid_nonnegative_warnv_p): Likewise.
20926 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
20928 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
20929 examples. Truncate option-names then causing overfull hbox.
20931 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20934 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
20936 * configure: Rebuilt.
20938 2008-03-04 Rafael EspÃndola <espindola@google.com>
20940 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
20941 (tree_unary_nonnegative_warnv_p): New.
20942 (tree_binary_nonnegative_warnv_p): New.
20943 (tree_single_nonnegative_warnv_p): New.
20944 (tree_invalid_nonnegative_warnv_p): New.
20945 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
20947 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20950 * opts.c (handle_option): Postpone 'unknown option' errors only for
20953 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
20956 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
20959 2008-03-04 Rafael EspÃndola <espindola@google.com>
20961 * fold-const.c (tree_unary_nonzero_warnv_p): New.
20962 (tree_binary_nonzero_warnv_p): New.
20963 (tree_single_nonzero_warnv_p): New.
20964 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
20966 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
20968 PR middle-end/35456
20969 * fold-const.c (fold_cond_expr_with_comparison): Prevent
20970 transformations for modes that have signed zeros.
20971 * ifcvt.c (noce_try_abs): Ditto.
20973 2008-03-04 Joseph Myers <joseph@codesourcery.com>
20975 * config/i386/i386.c (override_options): Force
20976 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
20978 2008-03-04 Jan Hubicka <jh@suse.cz>
20981 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
20984 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20986 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
20987 label to probe the stack.
20989 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20991 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
20992 (__gthr_win32_mutex_destroy): Declare.
20993 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
20994 __gthr_win32_mutex_destroy.
20995 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
20997 2008-03-03 Jan Hubicka <jh@suse.cz>
21000 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21001 aggressive on inlining cold calls.
21003 2008-03-03 Richard Guenther <rguenther@suse.de>
21005 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21006 struct copies into the expression table.
21007 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21008 (try_to_simplify): Likewise.
21009 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21010 integral and pointer arguments which do not change the
21011 precision to NOP_EXPRs.
21012 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21013 VIEW_CONVERT_EXPR case.
21015 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21017 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21018 defined in a loop at depth 0 is invariant.
21019 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21020 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21021 be called at loop depth 0.
21023 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21026 * gcc.c (process_command): Update copyright notice dates.
21027 * gcov.c (print_version): Likewise.
21028 * gcov-dump.c (print_version): Likewise.
21029 * mips-tfile.c (main): Likewise.
21030 * mips-tdump.c (main): Likewise.
21032 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21035 * c-common.c (flag_permissive): Delete.
21036 (constant_expression_warnings): Check flags first.
21037 (constant_expression_error): New.
21038 * c-common.h (flag_permissive): Delete.
21039 (constant_expression_error): Declare.
21040 * flags.h (flag_permissive): Declare. Update description.
21041 * diagnostic.c (pedwarn): Update.
21043 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21044 (permissive_error_kind): New.
21045 * toplev.c (flag_permissive): Define. Update description.
21046 * toplev.h (permissive_error_kind): Declare.
21047 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21048 (pedwarn_c90): Use pedantic_warning_kind.
21049 * c-opts.c (c_common_post_options): flag_permissive does not affect
21050 flag_pedantic_errors.
21052 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21054 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21055 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21056 __absvsi2, __absvDI2): Use unsigned arithmetic.
21058 2008-03-02 Andi Kleen <ak@suse.de>
21059 Richard Guenther <rguenther@suse.de>
21061 * struct-equiv.c: Remove file.
21062 * cfg_cleanup.c (condjump_equiv_p): Remove.
21063 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21064 (struct-equiv.o): Remove rule.
21065 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21066 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21067 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21069 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21071 * ifcvt.c (noce_process_if_block): Try to handle only the then
21072 block if the else block exists but isn't suitable.
21074 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21077 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21078 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21079 regression from previous patch.
21081 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21084 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21086 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21087 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21088 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21089 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21090 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21091 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21092 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21093 (__gthread_mutex_destroy_function): Rename to
21094 __gthread_mutex_destroy.
21095 * gthr-dce.h (__gthread_mutex_destroy): Call
21096 pthread_mutex_destroy.
21097 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21098 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21099 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21101 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21103 * df-scan.c (df_ref_chain_change_bb): Simplify.
21104 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21105 set_block_for_insn if there's any change.
21106 * df.h ((df_insn_change_bb): Fix prototype.
21107 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21108 df_insn_change_bb, don't call set_block_for_insn.
21109 * emit-rtl.c (reorder_insns): Likewise.
21110 * haifa-sched.c (move_insn): Likewise.
21112 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21114 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21116 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21118 * tree-flow-inline.h (next_readonly_imm_use): Return
21119 NULL_USE_OPERAND_P after the end.
21121 2008-03-01 Richard Guenther <rguenther@suse.de>
21123 PR tree-optimization/35411
21124 * tree-sra.c (sra_build_assignment): Split conversion to
21125 final type to a separate statement if we are not assigning
21128 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21130 * fold-const.c (fold_convertible_p): Correct the logic to follow
21131 that in fold_convert().
21133 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21136 * tree-inline.c (build_duplicate_type): When we make a
21137 duplicate type, make it unique in the canonical types system.
21139 2008-02-29 Tom Tromey <tromey@redhat.com>
21141 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21142 input_file_stack_history, input_file_stack_restored): Remove.
21143 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21144 * input.h (struct file_stack): Remove.
21145 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21146 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21148 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21150 (diagnostic_last_module_changed): Add 'map' argument.
21151 (diagnostic_set_last_function): Likewise.
21152 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21153 line map, not input_file_stack.
21154 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21156 2008-02-29 Paul Brook <paul@codesourcery.com>
21158 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21160 2008-02-29 Paul Brook <paul@codesourcery.com>
21162 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21164 2008-02-29 Richard Guenther <rguenther@suse.de>
21166 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21168 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21169 value for comparing for a store match.
21170 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21171 (try_to_simplify): Do not do a full-blown reference lookup.
21173 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21175 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21176 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21178 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21180 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21182 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21183 strides against cache sizes.
21185 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21187 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21190 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21192 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21193 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21194 is smaller than the original promoted value.
21195 (simplify_subreg): If OP is a SUBREG, try to preserve its
21196 SUBREG_PROMOTED_VAR_P information.
21198 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21200 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21201 (VN_INFO_GET): Allocate new objects on the obstack.
21202 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21203 for rpo_numbers_temp, for consistency.
21204 (free_scc_vn): Free the obstack.
21206 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21208 * doc/invoke.texi: Document -ftree-loop-distribution.
21209 * tree-loop-distribution.c: New.
21210 * tree-pass.h (pass_loop_distribution): New.
21211 * graphds.h (struct graph): Add htab_t indices.
21212 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21213 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21214 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21215 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21216 * tree-data-ref.c (debug_data_dependence_relations): New.
21217 (dump_data_dependence_relation): Also print data references.
21218 (free_data_ref): Extern.
21219 (same_access_functions): Moved...
21220 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21221 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21222 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21223 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21224 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21225 (stmts_from_loop): Skip LABEL_EXPR.
21226 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21228 (build_rdg): Initialize rdg->indices htab.
21229 (free_rdg, stores_from_loop, ref_base_address,
21230 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21231 have_similar_memory_accesses_1, ref_base_address_1,
21232 remove_similar_memory_refs): New.
21233 * tree-data-ref.h: Depend on tree-chrec.h.
21234 (debug_data_dependence_relations, free_data_ref): Declared.
21235 (same_access_functions): ... here.
21236 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21238 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21239 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21240 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21241 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21242 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21243 rdg_vertex_for_stmt): Declared.
21244 (struct rdg_edge): Add level.
21246 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21247 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21249 (rdg_has_similar_memory_accesses): New.
21250 * tree-vect-analyze.c: Remove unused static decls.
21251 * lambda.h (dependence_level): New.
21252 * common.opt (ftree-loop-distribution): New.
21253 * tree-flow.h (mark_virtual_ops_in_bb,
21254 slpeel_tree_duplicate_loop_to_edge_cfg,
21255 rename_variables_in_loop): Declared.
21256 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21257 (OBJS-common): Add tree-loop-distribution.o.
21258 (tree-loop-distribution.o): New rule.
21259 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21260 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21261 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21263 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21266 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21267 other than structures and unions.
21269 2008-02-28 Richard Guenther <rguenther@suse.de>
21272 2008-02-26 Richard Guenther <rguenther@suse.de>
21274 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21275 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21276 (lookup_decl_from_uid): Declare.
21277 (remove_decl_from_map): Likewise.
21278 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21279 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21280 (decl_for_uid_map): New global hashtable mapping DECL_UID
21282 (init_ttree): Allocate it.
21283 (insert_decl_to_uid_decl_map): New helper function.
21284 (make_node_stat): Insert new decls into the map.
21285 (copy_node_stat): Likewise.
21286 (lookup_decl_from_uid): New function.
21287 (remove_decl_from_map): Likewise.
21288 (print_decl_for_uid_map_statistics): New helper.
21289 (dump_tree_statistics): Call it.
21291 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21292 (referenced_var_iterator): Adjust.
21293 (FOR_EACH_REFERENCED_VAR): Adjust.
21294 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21295 (num_referenced_vars): Adjust.
21296 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21297 (first_referenced_var): Remove.
21298 (end_referenced_vars_p): Likewise.
21299 (next_referenced_var): Likewise.
21300 (referenced_var_iterator_set): New helper function.
21301 * tree-dfa.c (referenced_var_lookup): Adjust.
21302 (referenced_var_check_and_insert): Likewise.
21303 (remove_referenced_var): Likewise.
21304 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21305 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21306 (verify_call_clobbering): Likewise.
21307 (verify_memory_partitions): Likewise.
21308 (init_tree_ssa): Allocate bitmap instead of hashtable for
21310 (delete_tree_ssa): Adjust.
21311 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21312 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21313 (compute_tag_properties): Likewise.
21314 (set_initial_properties): Likewise.
21315 (find_partition_for): Likewise.
21316 (update_reference_counts): Likewise.
21317 (dump_may_aliases_for): Likewise.
21318 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21319 (add_call_clobber_ops): Likewise.
21320 (add_call_read_ops): Likewise.
21321 (get_asm_expr_operands): Likewise.
21322 * tree-into-ssa.c (dump_decl_set): Likewise.
21323 (update_ssa): Likewise.
21324 * tree-sra.c (scan_function): Likewise.
21325 (decide_instantiations): Likewise.
21326 (scalarize_parms): Likewise.
21327 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21328 (dsa_named_for): Likewise.
21329 * tree-ssa-structalias.c (update_alias_info): Likewise.
21330 (merge_smts_into): Likewise.
21332 2008-02-27 David Daney <ddaney@avtrex.com>
21335 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21336 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21337 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21338 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21339 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21341 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21344 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21345 (BUILT_IN_NEXTTOWARD): Remove.
21346 (BUILT_IN_NEXTTOWARDF): Ditto.
21347 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21348 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21350 2008-02-27 Tom Tromey <tromey@redhat.com>
21352 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21353 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21355 2008-02-27 Jan Beulich <jbeulich@novell.com>
21357 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21358 update the respective field on newdecl.
21360 2008-02-27 Revital Eres <eres@il.ibm.com>
21362 PR rtl-optimization/34999
21363 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21364 crossing edges that ends with a call insn.
21365 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21366 call insn and clear the EDGE_CROSSING flag of the crossing edge
21367 when fixing fallthru edges.
21369 2008-02-27 Richard Guenther <rguenther@suse.de>
21371 PR middle-end/35390
21372 * fold-const.c (fold_unary): Return the correct argument,
21373 converted to the result type.
21375 2008-02-27 Richard Guenther <rguenther@suse.de>
21377 PR middle-end/34971
21378 * expr.c (expand_expr_real_1): Assert on rotates that operate
21380 * fold-const.c (fold_binary): Use the types precision, not the
21381 bitsize of the mode if folding rotate expressions. Build rotates
21382 only for full modes.
21384 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21386 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21387 and CPP_PRAGMA_EOL.
21388 * c-pragma.c (pragma_ns_name): New typedef.
21389 (registered_pp_pragmas): New variable.
21390 (c_pp_lookup_pragma): New function.
21391 (c_register_pragma_1): If flag_preprocess_only, do nothing
21392 for non-expanded pragmas, for expanded ones push pragma's
21393 namespace and name into registered_pp_pragmas vector.
21394 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21395 flag_preprocess_only, don't register GCC pch_preprocess
21396 pragma if flag_preprocess_only.
21397 * c-opts.c (c_common_init): Call init_pragma even if
21398 flag_preprocess_only.
21399 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21400 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21401 cpp_register_pragma if flag_preprocess_only.
21403 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21406 * c-parser.c (c_parser_translation_unit): Warn for empty
21407 translation unit, not empty source file.
21409 2008-02-26 Paul Brook <paul@codesourcery.com>
21411 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21412 operand for Thumb-2.
21413 * config/arm/arm.h (reg_class): Add CORE_REGS.
21414 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21415 (BASE_REG_CLASS): Use CORE_REGS.
21416 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21417 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21418 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21419 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21420 ARM_REGNO_OK_FOR_INDEX_P.
21421 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21422 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21423 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21424 (ldm/stm peepholes): Ditto.
21425 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21426 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21427 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21428 * config/arm/constraints.md: Enable "k" constraint on ARM.
21430 2008-02-27 Ben Elliston <bje@au.ibm.com>
21432 * config/rs6000/rs6000.c: Annotate cache line size field in all
21433 instances of struct processor_costs.
21435 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21437 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21438 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21439 jump_bypass): New counters.
21440 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21441 * dce.c (gate_ud_dce): Same.
21442 (gate_fast_dce): Same.
21443 * dse.c (gate_dse1): New function.
21444 (gate_dse2): New function.
21445 (gate_dse): Merge results of new gate functions.
21446 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21447 (gate_handle_jump_bypass): Add dbg_cnt.
21448 (gate_handle_gcse): Add dbg_cnt.
21449 * ifcvt.c (gate_handle_if_conversion): Same.
21450 (gate_handle_if_after_combine): Same.
21451 (gate_handle_if_after_reload): Same.
21452 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21454 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21456 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21458 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21460 2008-02-26 Jason Merrill <jason@redhat.com>
21463 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21464 alone if it's the naming decl for the type's main variant.
21466 2008-02-26 Tom Tromey <tromey@redhat.com>
21468 * system.h (USE_MAPPED_LOCATION): Poison.
21469 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21470 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21471 (make_goto_expr_edges): Likewise.
21472 (remove_bb): Likewise.
21473 (execute_warn_function_return): Likewise.
21474 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21476 * c-common.c (fname_decl): Remove old location code.
21477 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21479 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21481 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21482 (gen_rtx_ASM_INPUT): Likewise.
21483 (gen_rtx_ASM_INPUT_loc): Likewise.
21484 (get_rtx_asm_OPERANDS): Remove.
21485 * cfglayout.c (insn_locators_alloc): Remove old location code.
21486 (set_curr_insn_source_location): Likewise.
21487 (curr_insn_locator): Likewise.
21488 * print-tree.c (print_node): Remove old location code.
21489 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21490 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21491 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21492 location_from_locus.
21493 (construct_exit_block): Remove old location code.
21494 * emit-rtl.c (force_next_line_note): Remove old location code.
21495 * profile.c (branch_prob): Remove old location code.
21496 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21497 LOC_LINE): Remove old-location variants.
21498 * langhooks.c (lhd_print_error_function): Remove old location
21500 * configure, config.in: Rebuilt.
21501 * configure.ac (--enable-mapped-location): Remove.
21502 * c-decl.c (c_init_decl_processing): Remove old location code.
21503 (finish_function): Likewise.
21504 * recog.c (decode_asm_operands): Remove old location code.
21505 * c-pch.c (c_common_read_pch): Remove old location code.
21506 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21508 * gimple-low.c (lower_function_body): Remove old location code.
21509 * toplev.c (unknown_location): Remove.
21510 (push_srcloc): Remove old-location variant.
21511 (process_options): Remove old location code.
21512 (lang_dependent_init): Likewise.
21513 * input.h (UNKNOWN_LOCATION): Move definition.
21514 (location_t): Undeprecate.
21515 (source_locus): Remove.
21516 (location_from_locus): Remove.
21517 (struct location_s): Remove.
21518 Remove all old-location code.
21519 (input_line, input_filename): Remove.
21520 * final.c (final_scan_insn): Remove old location code.
21521 * diagnostic.c (diagnostic_build_prefix): Remove
21522 USE_MAPPED_LOCATION test.
21523 * tree.h (gimple_stmt) <locus>: Now a location_t.
21524 (tree_exp) <locus>: Likewise.
21525 (DECL_IS_BUILTIN): Remove old-location variant.
21526 (annotate_with_file_line, annotate_with_locus): Likewise.
21527 (expr_locus, set_expr_locus): Update.
21528 * tree.c (build1_stat): Remove old location code.
21529 (last_annotated_node): Remove.
21530 (annotate_with_file_line): Remove old-location variant.
21531 (annotate_with_locus): Likewise.
21532 (expr_location): Remove old location code.
21533 (set_expr_location): Likewise.
21534 (expr_has_location): Likewise.
21535 (expr_locus): Likewise.
21536 (set_expr_locus): Likewise.
21537 (expr_filename): Don't use location_from_locus.
21538 (expr_lineno): Likewise.
21539 * rtl-error.c (location_for_asm): Remove old location code.
21540 * c-lex.c (cb_line_change): Remove old location code.
21541 (fe_file_change): Likewise.
21542 (cb_def_pragma): Likewise.
21543 (c_lex_with_flags): Likewise.
21544 * gengtype.c (do_typedef): Don't special-case location types.
21545 (define_location_structures): Remove.
21546 (main): Don't call define_location_structures.
21547 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21550 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21553 * builtins.def (BUILT_IN_STDARG_START): Remove.
21554 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21555 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21556 * tree-inline.c (inline_forbidden_p_1): Likewise.
21558 2008-02-26 Richard Guenther <rguenther@suse.de>
21560 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21561 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21562 (lookup_decl_from_uid): Declare.
21563 (remove_decl_from_map): Likewise.
21564 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21565 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21566 (decl_for_uid_map): New global hashtable mapping DECL_UID
21568 (init_ttree): Allocate it.
21569 (insert_decl_to_uid_decl_map): New helper function.
21570 (make_node_stat): Insert new decls into the map.
21571 (copy_node_stat): Likewise.
21572 (lookup_decl_from_uid): New function.
21573 (remove_decl_from_map): Likewise.
21574 (print_decl_for_uid_map_statistics): New helper.
21575 (dump_tree_statistics): Call it.
21577 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21578 (referenced_var_iterator): Adjust.
21579 (FOR_EACH_REFERENCED_VAR): Adjust.
21580 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21581 (num_referenced_vars): Adjust.
21582 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21583 (first_referenced_var): Remove.
21584 (end_referenced_vars_p): Likewise.
21585 (next_referenced_var): Likewise.
21586 (referenced_var_iterator_set): New helper function.
21587 * tree-dfa.c (referenced_var_lookup): Adjust.
21588 (referenced_var_check_and_insert): Likewise.
21589 (remove_referenced_var): Likewise.
21590 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21591 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21592 (verify_call_clobbering): Likewise.
21593 (verify_memory_partitions): Likewise.
21594 (init_tree_ssa): Allocate bitmap instead of hashtable for
21596 (delete_tree_ssa): Adjust.
21597 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21598 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21599 (compute_tag_properties): Likewise.
21600 (set_initial_properties): Likewise.
21601 (find_partition_for): Likewise.
21602 (update_reference_counts): Likewise.
21603 (dump_may_aliases_for): Likewise.
21604 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21605 (add_call_clobber_ops): Likewise.
21606 (add_call_read_ops): Likewise.
21607 (get_asm_expr_operands): Likewise.
21608 * tree-into-ssa.c (dump_decl_set): Likewise.
21609 (update_ssa): Likewise.
21610 * tree-sra.c (scan_function): Likewise.
21611 (decide_instantiations): Likewise.
21612 (scalarize_parms): Likewise.
21613 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21614 (dsa_named_for): Likewise.
21615 * tree-ssa-structalias.c (update_alias_info): Likewise.
21616 (merge_smts_into): Likewise.
21618 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21621 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21622 * c-opts.c (c_common_handle_option): Wall enables
21623 Wvolatile-register-var.
21624 * common.opt: Move Wvolatile-register-var to...
21627 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21629 * common.opt (Wlarger-than=): New.
21630 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21632 * opts.c (common_handle_option): Handle -Wlarger-than=.
21633 * optc-gen.awk: Likewise.
21634 * opth-gen.awk: Likewise.
21635 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21636 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21638 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21640 * c-common.c (match_case_to_enum_1): Add appropriate
21641 OPT_W* parameter to warning.
21642 (c_do_switch_warnings): Likewise.
21643 * c-typeck.c (warning_init): Add one more parameter following
21644 'warning' function.
21645 (push_init_level): Update call to warning_init.
21646 (pop_init_level): Likewise.
21647 (add_pending_init): Likewise.
21648 (output_init_element: Likewise.
21650 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21653 * toplev.c (toplev_main): If there are warnings or error, print
21654 errors for ignored options.
21655 * opts.c (ignored_options): New static variable.
21656 (postpone_unknown_option_error): New.
21657 (print_ignored_options): New.
21658 (handle_option): Postpone errors for unknown -Wno-* options.
21659 * opts.h (print_ignored_options): Declare.
21661 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21663 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21666 2008-02-25 Richard Guenther <rguenther@suse.de>
21669 2008-02-25 Richard Guenther <rguenther@suse.de>
21671 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21672 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21673 (lookup_decl_from_uid): Declare.
21674 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21675 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21676 (decl_for_uid_map): New global hashtable mapping DECL_UID
21678 (init_ttree): Allocate it.
21679 (insert_decl_to_uid_decl_map): New helper function.
21680 (make_node_stat): Insert new decls into the map.
21681 (copy_node_stat): Likewise.
21682 (lookup_decl_from_uid): New function.
21683 (print_decl_for_uid_map_statistics): New helper.
21684 (dump_tree_statistics): Call it.
21686 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21687 (referenced_var_iterator): Adjust.
21688 (FOR_EACH_REFERENCED_VAR): Adjust.
21689 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21690 (num_referenced_vars): Adjust.
21691 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21692 (first_referenced_var): Remove.
21693 (end_referenced_vars_p): Likewise.
21694 (next_referenced_var): Likewise.
21695 (referenced_var_iterator_set): New helper function.
21696 * tree-dfa.c (referenced_var_lookup): Adjust.
21697 (referenced_var_check_and_insert): Likewise.
21698 (remove_referenced_var): Likewise.
21699 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21700 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21701 (verify_call_clobbering): Likewise.
21702 (verify_memory_partitions): Likewise.
21703 (init_tree_ssa): Allocate bitmap instead of hashtable for
21705 (delete_tree_ssa): Adjust.
21706 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21707 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21708 (compute_tag_properties): Likewise.
21709 (set_initial_properties): Likewise.
21710 (find_partition_for): Likewise.
21711 (update_reference_counts): Likewise.
21712 (dump_may_aliases_for): Likewise.
21713 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21714 (add_call_clobber_ops): Likewise.
21715 (add_call_read_ops): Likewise.
21716 (get_asm_expr_operands): Likewise.
21717 * tree-into-ssa.c (dump_decl_set): Likewise.
21718 (update_ssa): Likewise.
21719 * tree-sra.c (scan_function): Likewise.
21720 (decide_instantiations): Likewise.
21721 (scalarize_parms): Likewise.
21722 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21723 (dsa_named_for): Likewise.
21724 * tree-ssa-structalias.c (update_alias_info): Likewise.
21725 (merge_smts_into): Likewise.
21727 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21730 * doc/invoke.texi (-fcx-limited-range): Document new option.
21731 * toplev.c (process_options): Handle -fcx-fortran-rules.
21732 * common.opt: Add documentation for -fcx-fortran-rules.
21734 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21737 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21738 actual behaviour and C99.
21740 2008-02-26 Ben Elliston <bje@au.ibm.com>
21742 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21743 (ASM_CPU_POWER6_SPEC): Likewise.
21744 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21745 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21746 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21748 2008-02-25 Richard Guenther <rguenther@suse.de>
21750 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21751 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21752 (lookup_decl_from_uid): Declare.
21753 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21754 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21755 (decl_for_uid_map): New global hashtable mapping DECL_UID
21757 (init_ttree): Allocate it.
21758 (insert_decl_to_uid_decl_map): New helper function.
21759 (make_node_stat): Insert new decls into the map.
21760 (copy_node_stat): Likewise.
21761 (lookup_decl_from_uid): New function.
21762 (print_decl_for_uid_map_statistics): New helper.
21763 (dump_tree_statistics): Call it.
21765 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21766 (referenced_var_iterator): Adjust.
21767 (FOR_EACH_REFERENCED_VAR): Adjust.
21768 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21769 (num_referenced_vars): Adjust.
21770 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21771 (first_referenced_var): Remove.
21772 (end_referenced_vars_p): Likewise.
21773 (next_referenced_var): Likewise.
21774 (referenced_var_iterator_set): New helper function.
21775 * tree-dfa.c (referenced_var_lookup): Adjust.
21776 (referenced_var_check_and_insert): Likewise.
21777 (remove_referenced_var): Likewise.
21778 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21779 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21780 (verify_call_clobbering): Likewise.
21781 (verify_memory_partitions): Likewise.
21782 (init_tree_ssa): Allocate bitmap instead of hashtable for
21784 (delete_tree_ssa): Adjust.
21785 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21786 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21787 (compute_tag_properties): Likewise.
21788 (set_initial_properties): Likewise.
21789 (find_partition_for): Likewise.
21790 (update_reference_counts): Likewise.
21791 (dump_may_aliases_for): Likewise.
21792 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21793 (add_call_clobber_ops): Likewise.
21794 (add_call_read_ops): Likewise.
21795 (get_asm_expr_operands): Likewise.
21796 * tree-into-ssa.c (dump_decl_set): Likewise.
21797 (update_ssa): Likewise.
21798 * tree-sra.c (scan_function): Likewise.
21799 (decide_instantiations): Likewise.
21800 (scalarize_parms): Likewise.
21801 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21802 (dsa_named_for): Likewise.
21803 * tree-ssa-structalias.c (update_alias_info): Likewise.
21804 (merge_smts_into): Likewise.
21806 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21809 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21810 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21811 * alias.h (nonoverlapping_memrefs_p): Likewise.
21813 2008-02-25 Jan Beulich <jbeulich@novell.com>
21815 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21816 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21817 __emultls_get_address, __emultls_register_common,
21818 __floatundi?f, and _Unwind_GetIPInfo.
21819 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21820 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21821 (gen_regparm_prefix): Likewise.
21822 (i386_nlm_encode_section_info): Sync with
21823 config/i386/winnt.c:i386_pe_encode_section_info().
21824 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21825 i386_nlm_mangle_decl_assembler_name): New.
21826 (netware_override_options): New.
21827 * config/i386/netware.h (netware_override_options): Declare.
21828 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21829 (i386_nlm_mangle_decl_assembler_name): Declare.
21830 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21832 2008-02-25 Ben Elliston <bje@au.ibm.com>
21835 * c-decl.c (grokdeclarator): Remove unused local variables
21836 `typedef_type' and `type_as_written'.
21838 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21839 unused local variable `has_hot_blocks'.
21840 (fix_crossing_conditional_branches): Remove unused local variable
21843 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21845 PR middle-end/19984
21846 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21847 using DEF_C99_BUILTIN.
21848 (BUILT_IN_NANF): Ditto.
21849 (BUILT_IN_NANL): Ditto.
21851 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21852 Revital Eres <eres@il.ibm.com>
21854 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21855 regarding the order of two dependent insns in the same row.
21857 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21859 * stor-layout.c (layout_decl): Do not bump the alignment of a
21860 bit-field to more than byte alignment if it is packed.
21862 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21864 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21867 2008-02-24 Diego Novillo <dnovillo@google.com>
21869 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21872 * tree-vrp.c (vrp_evaluate_conditional): With
21873 -Wtype-limits, emit a warning when comparing against a
21874 constant outside the natural range of OP0's type.
21875 * c.opt (Wtype-limits): Move ...
21876 * common.opt (Wtype-limits): ... here.
21878 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21880 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21881 * config/rs6000/e300c2c3.md: New file.
21882 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21884 (rs6000_override_options): Add e300c2 and e300c3 cases to
21885 processor_target_table. Do not allow usage of Altivec or Spe
21886 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21887 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
21888 * config/rs6000/rs6000.h (processor_type): Add
21889 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
21890 (ASM_CPU_SPEC): Add e300c2 and e300c3.
21891 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
21892 and ppce300c3. Include e300c2c3.md.
21894 2008-02-23 David Edelsohn <edelsohn@gnu.org>
21896 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
21897 instead of TARGET_STRICT_ALIGN.
21899 2008-02-23 Joseph Myers <joseph@codesourcery.com>
21901 * explow.c (memory_address): Assert that the generated address is
21904 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21907 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
21908 * config/darwin-ppc-ldouble-patch.def: New file.
21909 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
21910 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
21911 SUBTARGET_INIT_BUILTINS if defined.
21912 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
21915 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21918 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
21919 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
21921 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21924 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
21925 file" warning condtional on -Winvalid-PCH.
21927 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
21929 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
21931 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
21935 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
21936 prevent reload from using MMX registers.
21937 (*mov<mode>_internal): Ditto.
21938 (*movv2sf_internal_rex64): Ditto.
21939 (*movv2sf_internal): Ditto.
21941 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21943 PR documentation/31569
21944 * doc/install.texi2html: Use makeinfo --no-number-sections.
21946 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21948 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
21949 ensure that we can address an entire entity > 8 bytes. Don't
21950 generate reg+reg addressing for such data.
21952 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21954 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
21955 strings when optimizing for size, unless the target cares about
21958 2008-02-22 Tom Tromey <tromey@redhat.com>
21960 * regclass.c (current_pass): Remove declaration.
21962 2008-02-22 Anatoly Sokolov <aesok@post.ru>
21964 * config/avr/libgcc.S (__RAMPZ__): Define.
21965 (__do_copy_data): Add for devices with 128KB code memory.
21967 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21969 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21971 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
21973 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
21975 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
21978 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21981 * c-typeck.c (build_binary_op): Warn about floating point
21982 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
21984 2008-02-21 Janis Johnson <janis187@us.ibm.com>
21987 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
21988 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
21990 (rs6000_override_options): Set altivec_abi as default, not override,
21991 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
21992 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
21993 is used; use new member spe_abi.
21994 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
21995 spe_abi and altivec_abi.
21997 2008-02-22 Tomas Bily <tbily@suse.cz>
21999 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22001 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22004 * config.build (build_file_translate): Set to `CMD //c' only if
22006 * Makefile.in (build_file_translate): Improve comment.
22008 2008-02-21 Jan Hubicka <jh@suse.cz>
22010 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22011 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22012 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22014 2008-02-21 Michael Matz <matz@suse.de>
22017 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22019 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22021 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22022 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22023 as insn constraint.
22024 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22025 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22026 SSE_VEC_FLOAT_MODE_P as insn constraint.
22027 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22028 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22029 sse4a_movntdf using MODEF mode iterator.
22030 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22031 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22032 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22033 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22034 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22035 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22036 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22038 2008-02-21 Richard Guenther <rguenther@suse.de>
22040 * tree.def (PAREN_EXPR): New tree code.
22041 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22043 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22044 * expr.c (expand_expr_real_1): Likewise.
22045 * tree-inline.c (estimate_num_insns_1): Likewise.
22046 * tree-complex.c (expand_complex_move): Likewise.
22047 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22050 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22053 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22055 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22058 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22060 * config/sh/sh.c (find_barrier): Don't go past
22061 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22063 2008-02-20 DJ Delorie <dj@redhat.com>
22065 * config/h8300/h8300.md (insv): Force source operand to be a register.
22067 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22068 as a jump, not as a plain insn.
22070 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22072 * doc/invoke.texi (Warning Options): Add new option
22073 -Wframe-larger-than=.
22074 (-Wframe-larger-than): Document.
22076 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22077 Add declarations for new option variables.
22079 * final.c (final_start_function): Check the frame size
22080 before emission and issue a Wframe-larger-than warning.
22082 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22083 Add definitions for new option variables.
22084 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22086 * common.opt (Wframe-larger-than=): New option.
22088 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22090 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22091 (<sse>_div<mode>3): Ditto.
22092 (<sse>_vmdiv<mode>3): Ditto.
22093 (<sse>_vmsqrt<mode>2): Ditto.
22094 (*smax<mode>3): Ditto.
22095 (sse5_frcz<mode>2): Ditto.
22096 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22097 as insn constraint.
22099 2008-02-20 Richard Guenther <rguenther@suse.de>
22101 PR middle-end/35265
22102 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22103 be happy with INTEGRAL_TYPE_P.
22105 2008-02-20 Richard Guenther <rguenther@suse.de>
22107 * fold-const.c (split_tree): Associate floatig-point expressions
22108 if flag_associative_math is set.
22110 2008-02-20 Richard Guenther <rguenther@suse.de>
22112 * tree.h (fold_real_zero_addition_p): Declare.
22113 * fold-const.c (fold_real_zero_addition_p): Export.
22114 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22115 floating-point operations with zero and one.
22117 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22119 * doc/install.texi: Correct references to CFLAGS, replacing them
22120 with BOOT_CFLAGS. Document flags used during bootstrap for
22123 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22125 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22126 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22127 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22129 (smin<mode>3): Ditto from similar patterns.
22130 (smax<mode>3): Ditto.
22131 (*ieee_smin<mode>3): Ditto.
22132 (*ieee_smax<mode>3): Ditto.
22133 * config/i386/sse.md (sse): New mode attribute.
22134 (mov<mode>): Macroize expander from movv4sf and movv2df using
22135 SSEMODEF2P mode iterator.
22136 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22137 SSE_VEC_FLOAT_MODE_P as insn constraint.
22138 (storent<mode>): Ditto.
22139 (storent<mode>): Macroize expander from storentsf and storentdf using
22140 MODEF mode iterator.
22141 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22142 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22143 (abs<mode>2): Ditto from similar patterns.
22144 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22145 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22146 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22147 (<sse>_vmsqrt<mode>2): Ditto.
22148 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22149 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22150 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22151 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22152 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22153 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22154 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22156 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22157 iterator and SSE_FLOAT_MODE_P as insn constraint.
22158 (<sse>_ucomi): Ditto from similar patterns.
22159 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22160 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22161 SSE_VEC_FLOAT_MODE_P as insn constraint.
22162 (vcond<mode>): Ditto from similar patterns.
22163 (and<mode>3, *and<mode>3): Ditto.
22164 (<sse>_nand<mode>3): Ditto.
22165 (ior<mode>3, *ior<mode>3): Ditto.
22166 (xor<mode>3, *xor<mode>3): Ditto.
22167 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22168 iterator and SSE_FLOAT_MODE_P as insn constraint.
22169 (*nand<mode>3): Ditto from similar patterns.
22170 (*ior<mode>3): Ditto.
22171 (*xor<mode>3): Ditto.
22173 2008-02-20 Ira Rosen <irar@il.ibm.com>
22175 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22176 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22177 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22179 2008-02-19 Jan Hubicka <jh@suse.cz>
22181 * predict.c (tree_bb_level_predictions): Remove variable next
22182 mistakely introduced by previous commit.
22184 2008-02-19 Jan Hubicka <jh@suse.cz>
22186 * predict.c (predict_paths_leading_to): Rewrite.
22187 (predict_paths_for_bb): New.
22188 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22190 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22193 * Makefile.in (build_file_translate): New.
22194 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22195 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22196 * configure.ac (build_file_translate): Substitute it.
22197 * configure: Regenerate.
22199 2008-02-19 Jan Hubicka <jh@suse.cz>
22201 PR rtl-optimization/34408
22202 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22205 2008-02-19 Jan Hubicka <jh@suse.cz>
22207 PR middle-end/28779
22208 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22211 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22214 * config/i386/i386-modes.def: Revert the last DI alignment
22215 change until Ada people can look into it.
22217 2008-02-19 Nick Clifton <nickc@redhat.com>
22219 * opts.c (print_specific_help): Fix typo in --help text.
22221 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22224 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22225 32-bit inline asm without asm alternatives for host GCC < 3.0.
22227 2008-02-19 Richard Guenther <rguenther@suse.de>
22229 PR tree-optimization/34989
22230 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22231 Allow propagation to INDIRECT_REF if we can simplify only.
22233 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22235 * c-common.c (warn_for_collisions_1): Use appropriate option when
22238 2008-02-19 Nick Clifton <nickc@redhat.com>
22241 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22242 (handle_options): Fix indentation.
22243 (print_filtered_help): If no language-specific options were
22244 displayed tell the user how to list all the options supported by
22245 the language's front-end.
22246 (print_specific_help): Fix indentation and remove duplicate line.
22247 (common_handle_option): Handle the -v option.
22248 For --help enable the display of undocumented options if the -v
22249 switch has been included on the command line.
22250 For --help= check for overlaps in the arguments between the option
22251 classes and the language names and issue a warning when they
22252 cannot be disambiguated.
22253 * c.opt (v): Pass on to the common option handler.
22255 2008-02-19 Revital Eres <eres@il.ibm.com>
22257 * modulo-sched.c (sms_schedule): Change dump message when
22258 create_ddg function fails.
22259 (try_scheduling_node_in_cycle): Rename row to cycle.
22260 (print_partial_schedule): Rename CYCLE to ROW.
22262 2008-02-19 Christian Bruel <christian.bruel@st.com>
22263 Zdenek Dvorak <ook@ucw.cz>
22265 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22267 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22270 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22271 (*x86_movdicc_0_m1_se): Ditto.
22273 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22275 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22276 (CMPtype): Define as __gcc_CMPtype.
22277 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22278 (CMPtype): Define as __gcc_CMPtype.
22280 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22282 Support valgrind 3.3 for --enable-checking=valgrind.
22283 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22285 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22286 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22287 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22288 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22289 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22290 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22291 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22293 * ggc-zone.c: Similar.
22294 * ggc-page.c: Similar.
22296 2008-02-19 Paul Brook <paul@codesourcery.com>
22299 * config/arm/ieee754-df.S: Fix do_it typo.
22300 * config/arm/ieee754-sf.S: Fix do_it typo.
22302 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22305 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22306 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22307 (OPTION_MASK_ISA_SSE_SET): Likewise.
22308 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22309 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22310 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22311 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22312 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22313 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22314 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22315 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22316 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22317 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22318 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22319 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22320 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22321 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22322 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22323 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22324 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22325 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22326 (OPTION_MASK_ISA_SSE4): Removed.
22327 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22328 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22329 (override_options): Don't turn on implied SSE/MMX bits in
22332 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22334 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22337 2008-02-18 Joey Ye <joey.ye@intel.com>
22339 PR middle-end/34921
22340 * tree-nested.c (insert_field_into_struct): Set type alignment
22341 to field alignment if the former is less than the latter.
22343 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22345 * BASE-VER: Set to 4.4.0.
22347 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22349 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22350 * doc/cfg.texi: Likewise.
22351 * doc/extend.texi: Likewise.
22352 * doc/gty.texi: Likewise.
22353 * doc/invoke.texi: Likewise.
22354 * doc/loop.texi: Likewise.
22355 * doc/md.texi: Likewise.
22356 * doc/passes.texi: Likewise.
22357 * doc/rtl.texi: Likewise.
22358 * doc/sourcebuild.texi: Likewise.
22359 * doc/tm.texi: Likewise.
22360 * doc/tree-ssa.texi: Likewise.
22362 2008-02-17 Richard Guenther <rguenther@suse.de>
22364 PR middle-end/35227
22365 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22366 without default definition.
22368 2008-02-17 Richard Guenther <rguenther@suse.de>
22370 PR tree-optimization/35231
22371 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22374 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22377 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22378 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22379 libgcc_cmp_return mode.
22381 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22384 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22386 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22388 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22391 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22393 * doc/c-tree.texi: Use `@.' where appropriate.
22394 * doc/extend.texi: Likewise.
22395 * doc/install.texi: Likewise.
22396 * doc/invoke.texi: Likewise.
22397 * doc/loop.texi: Likewise.
22398 * doc/makefile.texi: Likewise.
22399 * doc/md.texi: Likewise.
22400 * doc/passes.texi: Likewise.
22401 * doc/standards.texi: Likewise.
22402 * doc/tm.texi: Likewise.
22404 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22406 PR middle-end/35196
22407 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22409 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22410 rather than in entry_bb.
22412 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22414 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22415 libgcc_cmp_return mode.
22417 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22419 PR middle-end/35130
22420 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22421 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22423 2008-02-15 Richard Guenther <rguenther@suse.de>
22424 Zdenek Dvorak <ook@ucw.cz>
22426 PR tree-optimization/35164
22427 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22428 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22429 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22430 Only propagate addresses which do not have abnormal SSA_NAMEs
22433 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22436 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22438 2008-02-15 Jan Hubicka <jh@suse.cz>
22440 PR middle-end/35149
22441 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22443 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22445 PR middle-end/34621
22446 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22447 when calculating alignment_pad.
22449 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22451 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22452 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22453 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22454 and STACK_BOUNDARY define.
22456 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22458 PR preprocessor/35061
22459 * c-pragma.c (handle_pragma_pop_macro): Check that
22460 pushed_macro_table has been allocated.
22462 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22464 PR middle-end/35136
22465 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22466 (force_gimple_operand): Likewise.
22467 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22468 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22469 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22470 (find_interesting_uses_address): Check addressability and alignment
22471 of the base expression only after substituting bases of IVs into it.
22473 2008-02-14 Michael Matz <matz@suse.de>
22476 * function.c (instantiate_virtual_regs_in_insn): Reload address
22477 before falling back to reloading the whole operand.
22479 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22481 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22482 before the first section switch note.
22484 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22486 * doc/bugreport.texi: Update copyright years.
22487 * doc/c-tree.texi: Likewise.
22488 * doc/cfg.texi: Likewise.
22489 * doc/cpp.texi: Likewise.
22490 * doc/cppinternals.texi: Likewise.
22491 * doc/fragments.texi: Likewise.
22492 * doc/frontends.texi: Likewise.
22493 * doc/gcc.texi: Likewise.
22494 * doc/gty.texi: Likewise.
22495 * doc/hostconfig.texi: Likewise.
22496 * doc/implement-c.texi: Likewise.
22497 * doc/libgcc.texi: Likewise.
22498 * doc/loop.texi: Likewise.
22499 * doc/makefile.texi: Likewise.
22500 * doc/options.texi: Likewise.
22501 * doc/passes.texi: Likewise.
22502 * doc/rtl.texi: Likewise.
22503 * doc/sourcebuild.texi: Likewise.
22504 * doc/standards.texi: Likewise.
22505 * doc/tree-ssa.texi: Likewise.
22506 * doc/trouble.texi: Likewise.
22508 * doc/extend.texi: Use @: or add comma where appropriate.
22509 * doc/invoke.texi: Likewise.
22510 * doc/tm.texi: Likewise.
22512 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22515 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22518 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22520 * doc/md.texi (clz, ctz): Add reference.
22521 * doc/rtl.texi (clz, ctz): Likewise.
22523 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22526 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22529 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22531 * config/s390/s390.c (struct constant_pool): New field
22532 emit_pool_after added.
22533 (s390_mainpool_start): Set the emit_pool_after flag according
22534 to the section switch notes.
22535 (s390_mainpool_finish): Consider emit_pool_after when emitting
22536 the literal pool at the end of the function.
22537 (s390_chunkify_start): Force literal pool splits at section
22540 2008-02-13 Michael Matz <matz@suse.de>
22543 * var-tracking.c (clobber_variable_part): Correctly traverse the
22546 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22549 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22550 Add -fdump-ipa-inline.
22551 * tree-dump.c (dump_files): Remove tree-inlined dump.
22552 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22554 2008-02-12 Richard Guenther <rguenther@suse.de>
22556 PR tree-optimization/35171
22557 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22560 2008-02-12 Richard Guenther <rguenther@suse.de>
22562 PR middle-end/35163
22563 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22564 value-preserving mode. Disallow final truncation.
22566 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22568 PR middle-end/35136
22569 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22570 code from here to...
22571 (force_gimple_operand): ...here.
22573 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22576 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22577 non-compatible pointers.
22578 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22579 different FIELD_DECLs, try harder by comparing field offsets, sizes
22582 PR inline-asm/35160
22583 * function.c (match_asm_constraints_1): Don't replace the same input
22586 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22588 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22589 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22590 (expand_epilogue): Restore RAMPZ register.
22591 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22593 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22595 * config/i386/cygwin.asm: (__alloca): Correct calling
22596 convention and alignment.
22597 (__chkstk): Force 8 byte stack alignment.
22599 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22600 Richard Guenther <rguenther@suse.de>
22602 PR tree-optimization/33992
22603 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22604 the zero we compare against.
22606 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22608 PR libfortran/35063
22609 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22610 to CloseHandle after unlocking to prevent accumulation of handle
22613 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22615 PR middle_end/34150
22616 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22617 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22618 and update LABEL_NUSES during and after reload.
22620 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22622 PR middle-end/34627
22623 * combine.c (simplify_if_then_else): Make sure the comparison is
22624 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22626 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22629 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22630 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22631 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22632 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22633 * tree.h (get_type_static_bounds): Likewise.
22635 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22637 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22638 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22639 Make -Wfoo language annotations match what the compiler outputs.
22641 2008-02-08 Sa Liu <saliu@de.ibm.com>
22643 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22644 intrinsics spu_convts, spu_convtu, spu_convtf.
22646 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22648 * doc/extend.texi (Function Attributes) <noinline>: Mention
22649 asm ("") as method to keep calls.
22651 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22654 * doc/options.texi (Options): Replace references to opts.sh with
22656 * opts-common.c: Likewise.
22657 * optc-gen.awk: Likewise.
22659 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22661 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22663 2008-02-07 Richard Henderson <rth@redhat.com>
22666 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22667 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22670 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22672 PR tree-optimization/35085
22673 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22674 for operand entry oe2 in addition to operand entry oe3 in order to
22675 expose more opportunities for vectorizer sum reduction.
22677 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22680 * Makefile.in (LIBS): Remove $(GMPLIBS).
22681 (cc1-dummy, cc1): Add $(GMPLIBS).
22683 2008-02-06 Jan Hubicka <jh@suse.cz>
22686 * i386.md (moddf_integer): Do not produce partial memory stalls for
22687 targets where it hurts.
22689 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22692 * optabs.c (expand_float): Do not check for decimal modes when
22693 expanding unsigned integer through signed conversion.
22695 2008-02-06 Nick Clifton <nickc@redhat.com>
22697 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22698 inside the clobber with a match_operand and duplicated operand
22699 number in the constraint.
22700 (ineqbranchsi): Delete redundant comment.
22702 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22704 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22705 builtin_define ("__USE_INIT_FINI__").
22706 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22708 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22710 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22712 PR documentation/30330
22713 * doc/invoke.texi (C++ Dialect Options)
22714 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22715 For each warning option -Wfoo that allows -Wno-foo, ensure both
22716 -Wfoo and -Wno-foo are listed in the option index. Fix index
22717 entry of -Wswitch-default, index -Wnormalized= including the
22718 `=', and -Wlarger-than-@var{len} including @var{len}.
22720 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22722 * config/i386/i386.md (floatunssisf2): Use
22723 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22724 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22725 Macroize expander using MODEF mode iterator.
22727 2008-02-05 Diego Novillo <dnovillo@google.com>
22729 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22732 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22734 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22737 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22739 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22742 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22743 to indicate if a message should be generated.
22744 (init_cumulative_args): Updated.
22745 (function_value_32): Likewise.
22747 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22749 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22751 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22754 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22755 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22757 2008-02-04 Diego Novillo <dnovillo@google.com>
22759 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22762 * tree-vrp.c (vrp_evaluate_conditional): With
22763 -Wtype-limits, emit a warning when comparing against a
22764 constant outside the natural range of OP0's type.
22766 2008-02-04 Richard Guenther <rguenther@suse.de>
22768 PR middle-end/33631
22769 * expr.c (count_type_elements): Give for unions instead of
22772 2008-02-04 Richard Guenther <rguenther@suse.de>
22774 PR middle-end/35043
22775 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22776 to TYPE_DOMAINs base type instead of using bitsizetype here.
22778 2008-02-03 Jason Merrill <jason@redhat.com>
22780 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22782 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22785 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22786 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22787 (RS/6000 and PowerPC Options): Fix typos and markup.
22788 * doc/passes.texi (Tree-SSA passes): Likewise.
22790 2008-02-02 Michael Matz <matz@suse.de>
22793 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22794 from record_last_reg_set_info.
22795 (record_last_reg_set_info): Take an RTX argument, iterate over all
22796 constituent hardregs.
22797 (record_last_set_info, record_opr_changes): Change calls to
22798 new signature or to record_last_reg_set_info_regno.
22800 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22802 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22804 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22806 PR rtl-optimization/34773
22807 * reg-notes.def (EQUAL): Mention significance of combination of
22808 REG_EQUAL and REG_RETVAL.
22809 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22810 insn that has a REG_RETVAL.
22812 2008-02-01 Roger Sayle <roger@eyesopen.com>
22815 * configure.ac (--enable-fixed-point): Disable unless explicitly
22817 * configure: Regenerate.
22819 2008-02-01 Richard Guenther <rguenther@suse.de>
22822 * invoke.texi (-finline-limit): Remove no longer true parts
22823 of the documentation. Note that there is no default value.
22825 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22826 Mark Mitchell <mark@codesourcery.com>
22827 Ben Elliston <bje@au.ibm.com>
22830 * doc/extend.texi (Other Builtins): Document.
22832 2008-01-31 Tom Browder <tom.browder@gmail.com>
22834 * doc/c-tree.texi (Types): Fix grammar.
22835 (Expression trees): Ditto.
22836 * doc/passes.texi (Tree-SSA passes): Ditto.
22838 * doc/configterms.texi (Configure Terms): Fix typo.
22839 * doc/cpp.texi (Common Predefined Macros): Ditto.
22840 * doc/md.texi (Machine Constraints): Ditto.
22842 * doc/makefile.texi (Makefile): Add comma.
22844 2008-01-31 Tom Browder <tom.browder@gmail.com>
22845 Gerald Pfeifer <gerald@pfeifer.com>
22847 * doc/sourcebuild.texi (Front End): Remove references to CVS
22848 and CVSROOT/modules.
22849 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22850 (Back End): Remove reference to CVS.
22852 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22855 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22857 (mips16_gp_pseudo_reg): ...here.
22858 * config/mips/mips.md (load_const_gp): Replace with...
22859 (load_const_gp_<mode>): ...this :P-based insn.
22861 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22863 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22864 options. Minor fixes.
22865 (-std): Move reference to standards closer to where language
22866 standards are first mentioned.
22868 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22870 PR rtl-optimization/34995
22871 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22872 parameter and return a bool. If the rtx parameter is nonnull,
22873 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22874 (find_reloads): Update call accordingly. Pass the new operand
22875 if it needed no address reloads, otherwise pass null.
22877 2008-01-30 Richard Henderson <rth@redhat.com>
22880 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22881 for unbounded arrays.
22883 2008-01-30 Silvius Rus <rus@google.com>
22885 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22887 2008-01-30 Jan Hubicka <jh@suse.cz>
22890 * i386.c (init_cumulative_args): Use real function declaration when
22893 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
22895 PR rtl-optimization/34998
22896 * global.c (build_insn_chain): Treat non-subreg_lowpart
22897 SUBREGs of pseudos as clobbering all the words covered by the
22898 SUBREG, not just all the bytes.
22899 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
22900 original df_ref rather than an extract parameter.
22901 (global_conflicts): Update call accordingly.
22903 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
22905 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
22906 the overflow check to make it easier to read.
22907 (__fixtfdi): Change the type of the ll member in union
22908 long_double to UDItype_x.
22910 2008-01-30 Jakub Jelinek <jakub@redhat.com>
22912 PR middle-end/34969
22913 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
22914 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
22915 * tree-inline.c (fold_marked_statements): Call
22916 cgraph_update_edges_for_call_stmt if folding a call statement.
22917 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
22918 debug_generic_stmt calls, reset it back afterwards.
22921 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
22923 * c-typeck.c (build_external_ref): Don't pedwarn about
22924 static vars in current function's scope.
22926 2008-01-29 Joseph Myers <joseph@codesourcery.com>
22928 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
22930 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
22933 * ipa-struct-reorg.c: Fix spelling.
22934 * params.def: Ditto.
22936 2008-01-29 Richard Guenther <rguenther@suse.de>
22938 PR middle-end/35006
22939 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
22941 * tree-inline.c (remap_type): Increment remapping_type_depth
22942 around remapping types.
22943 (copy_body_r): Only add referenced variables if they are referenced
22944 from code, not types.
22946 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
22957 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
22958 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
22960 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
22963 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
22964 pointer for tiny stack.
22966 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22968 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
22970 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22972 * config/vx-common.h: Fix typo in comment.
22974 2008-01-28 Ian Lance Taylor <iant@google.com>
22978 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
22979 coalesce pointers if they have different DECL_NO_TBAA_P values.
22980 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
22981 between variables with different DECL_NO_TBAA_P values.
22983 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
22986 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
22987 are not legitimate small data references on SPE targets.
22989 2008-01-28 David Daney <ddaney@avtrex.com>
22991 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
22993 2008-01-28 David Daney <ddaney@avtrex.com>
22995 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
22997 2008-01-27 Joseph Myers <joseph@codesourcery.com>
22999 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23000 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23001 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23002 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23003 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23004 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23005 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23006 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23008 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23010 * basic-block.h (condjump_equiv_p): Fix comment.
23012 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23014 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23015 print_generic_stmt_indented): Fix comment.
23017 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23019 * configure.ac (__stack_chk_fail): Add detecion for availability
23020 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23021 * configure: Regenerate.
23023 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23025 PR middle-end/34688
23026 * final.c (output_addr_const): Handle TRUNCATE.
23028 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23031 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23032 (zero_cost, infinite_cost): New constants.
23033 (struct cost_pair): Change type of cost to comp_cost.
23034 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23035 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23037 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23038 split_address_cost, ptr_difference_cost, difference_cost,
23039 get_computation_cost_at, get_computation_cost,
23040 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23041 determine_use_iv_cost_condition, determine_use_iv_costs,
23042 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23043 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23044 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23045 Change type of cost to comp_cost.
23046 (determine_iv_cost): Increase cost of non-original ivs, instead
23047 of decreasing the cost of original ones.
23048 (get_address_cost): Indicate the complexity of the addressing mode
23050 (try_add_cand_for): Prefer using ivs not specific to some object.
23051 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23053 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23054 Janis Johnson <janis187@us.ibm.com>
23057 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23058 (TARGET_INSTANTIATE_DECLS): Likewise.
23059 * target.h (expand_to_rtl_hook): New target hook.
23060 (instantiate_decls): Likewise.
23061 * function.c (instantiate_decl): Make non-static. Rename to...
23062 (instantiate_decl_rtl): ... this.
23063 (instantiate_expr): Use instantiate_decl_rtl.
23064 (instantiate_decls_1): Likewise.
23065 (instantiate_decls): Likewise.
23066 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23067 * function.h (instantiate_decl_rtl): Add prototype.
23068 * cfgexpand.c (target.h): New include.
23069 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23070 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23071 (TARGET_INSTANTIATE_DECLS): Likewise.
23072 (TARGET_INITIALIZER): New target hooks added.
23073 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23075 * config/rs6000/rs6000.c (tree-flow.h): New include.
23076 (machine_function): Add sdmode_stack_slot field.
23077 (rs6000_alloc_sdmode_stack_slot): New function.
23078 (rs6000_instantiate_decls): Likewise.
23079 (rs6000_secondary_memory_needed_rtx): Likewise.
23080 (rs6000_check_sdmode): Likewise.
23081 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23082 (TARGET_INSTANTIATE_DECLS): Likewise.
23083 (rs6000_hard_regno_mode_ok): Allow SDmode.
23084 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23085 (rs6000_emit_move): Handle SDmode.
23086 (function_arg_advance): Likewise.
23087 (function_arg): Likewise.
23088 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23089 SDmode var args for 32-bit compiles.
23090 (rs6000_secondary_reload_class): Handle SDmode.
23091 (rs6000_output_function_epilogue): Likewise.
23092 (rs6000_function_value): Simplify if statement.
23093 (rs6000_libcall_value): Likewise.
23094 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23095 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23096 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23097 (movsd_hardfloat): New define_insn.
23098 (movsd_softfloat): Likewise.
23099 (movsd_store): Likewise.
23100 (movsd_load): Likewise.
23101 (extendsddd2): Likewise.
23102 (extendsdtd2): Likewise.
23103 (truncddsd2): Likewise.
23104 (movdd_hardfloat64): Fixup comment.
23105 (UNSPEC_MOVSD_LOAD): New constant.
23106 (UNSPEC_MOVSD_STORE): Likewise.
23108 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23111 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23113 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23114 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23115 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23116 and TRUTH_XOR_EXPR.
23118 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23121 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23122 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23123 __LONGDOUBLE128 too.
23124 * config/rs6000/aix61.h: New file.
23126 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23128 PR rtl-optimization/34959
23129 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23130 popcount and parity rtxes the same mode as their operand.
23131 Truncate or extend the result to the return value's mode
23134 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23137 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23138 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23139 to GOT_VERSION_REGNUM.
23140 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23141 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23142 * config/mips/mips.c (mips_emit_call_insn): New function.
23143 (mips_call_tls_get_addr): Call mips_expand_call directly.
23144 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23146 (mips16_build_call_stub): Likewise. Return the call insn or null.
23147 (mips_expand_call): Update the call to mips16_build_call_stub
23148 accordingly and a remove redundant condition. Assert that MIPS16
23149 stubs do not use lazy binding. Use mips_emit_call_insn and return
23151 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23153 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23154 (mips_avoid_hazard): Remove hazard_set handling.
23155 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23156 (UNSPEC_RESTORE_GP): ...this.
23157 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23158 (FAKE_CALL_REGNO): Rename to...
23159 (GOT_VERSION_REGNUM): ...this.
23160 (type): Add "ghost" value. Add an associated insn reservation.
23161 (hazard_set): Remove.
23162 (exception_receiver): Rename to...
23163 (restore_gp): ...this and update the unspec identifier accordingly.
23164 (exception_receiver, nonlocal_got_receiver): New expanders.
23165 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23166 FAKE_CALL_REGNO. Remove hazard_set attribute.
23167 (set_got_version, update_got_version): New patterns.
23169 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23172 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23174 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23177 * doc/install.texi2html: Generate gcc-vers.texi.
23179 2008-01-25 DJ Delorie <dj@redhat.com>
23181 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23183 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23185 * config/c4x: Remove directory.
23186 * config.gcc (crx-*, mt-*): Mark obsolete.
23187 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23188 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23189 sh-*-rtemscoff*): Remove cases.
23190 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23191 * real.c (encode_c4x_single, decode_c4x_single,
23192 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23193 c4x_extended_format): Remove.
23194 * real.h (c4x_single_format, c4x_extended_format): Remove.
23195 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23197 (Pragmas): Remove comment about c4x pragmas.
23198 * doc/install.texi (c4x): Remove target-specific instructions.
23199 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23200 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23201 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23202 refer to C4x source files as examples.
23203 (C4X_FLOAT_FORMAT): Remove documentation.
23205 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23207 * config/bfin/bfin.c (override_options): Reorder tests so that
23208 flag_pic gets enabled for -msep-data.
23210 2008-01-25 Richard Guenther <rguenther@suse.de>
23212 PR middle-end/32244
23213 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23214 to its bitfield precision if required.
23216 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23218 PR middle-end/33880
23219 * tree-nested.c (walk_omp_for): New function.
23220 (convert_nonlocal_reference, convert_local_reference): Call
23221 walk_omp_for on OMP_FOR.
23222 (convert_call_expr): Call walk_body on OMP_FOR's
23223 OMP_FOR_PRE_INIT_BODY.
23225 2008-01-25 Richard Guenther <rguenther@suse.de>
23227 PR tree-optimization/34966
23228 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23229 default defs and PHI_NODEs we have to insert after the
23230 defining statement.
23232 2008-01-24 Nick Clifton <nickc@redhat.com>
23234 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23235 Provide a default definition.
23236 (LIBGCC2_UNITS_PER_WORD): Likewise.
23238 * config/stormy16/stormy16.c: Include df.h for the prototype
23239 for df_regs_ever_live_p.
23240 (xstormy16_expand_builtin_va_start): Convert the stack offset
23241 into a component_ref and then use POINTER_PLUS_EXPR to add it
23242 to the incoming_virtual_args_rtx.
23243 (xstormy16_gimplify_va_arg_expr): Rename to
23244 xstormy16_gimplify_va_arg_expr.
23245 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23246 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23247 xstormy16_gimplify_va_arg_expr.
23248 Fix up some formatting issues.
23250 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23251 Move to predicates.md.
23252 (xs_hi_general_operand): Likewise.
23253 (xs_hi_nonmemory_operand): Likewise.
23254 * config/stormy16/predicates.md:
23255 (xstormy16_carry_plus_operand): New predicate.
23256 (xs_hi_general_operand): New predicate.
23257 (xs_hi_nonmemory_operand): New predicate.
23258 * config/stormy16/stormy16-protos.h:
23259 (xstormy16_carry_plus_operand): Delete prototype.
23260 (xs_hi_general_operand): Likewise.
23261 (xs_hi_nonmemory_operand): Likewise.
23263 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23264 modifiers as they are no longer needed and they can trigger
23265 reload spill failures.
23267 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23268 with a match_operand in order to help reload.
23270 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23271 constraint with 'e' for the 8th alternative as this version of
23272 the mov.w instruction only accepts the lower 8 registers.
23274 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23277 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23278 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23281 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23283 PR middle-end/33333
23284 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23286 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23288 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23290 (remove_structure): Update allocations list before removing structure.
23292 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23294 * ipa-struct-reorg.c (is_safe_cond_expr,
23295 create_new_stmts_for_cond_expr): Use integer_zerop function,
23296 that recognize not only zero-pointer, but zero-integer too.
23298 2008-01-25 Ben Elliston <bje@au.ibm.com>
23301 * fixproto: Escape "." in sed expression that strips leading "./".
23303 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23306 * gcc.c (SWITCH_OK): Removed.
23307 (SWITCH_LIVE): Changed to bit.
23308 (SWITCH_FALSE): Likewise.
23309 (SWITCH_IGNORE): Likewise.
23310 (switchstr): Change live_cond to unsigned int.
23311 (process_command): Replace SWITCH_OK with 0.
23312 (do_self_spec): Likewise.
23313 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23314 (give_switch): Likewise.
23315 (used_arg): Likewise.
23316 (do_spec_1): Set the SWITCH_IGNORE bit.
23317 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23318 bits. Set the SWITCH_LIVE bit.
23320 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23322 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23324 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23326 PR tree-optimization/34472
23327 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23328 parameter to a "bool *" and set *DATA to false if there is
23329 an unsafe access. Do not delete the structure here.
23330 (check_cond_exprs): Delete it here instead.
23331 (check_cond_exprs, exclude_cold_structs): Do not increase
23332 I when removing a structure.
23334 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23337 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23338 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23340 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23342 PR middle-end/34934
23343 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23344 a fixed vector for stack.
23346 2008-01-24 Ben Elliston <bje@au.ibm.com>
23349 * doc/gcc.texi (Software development): Add a direntry for g++.
23351 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23353 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23354 stale and straggling -fforce-addr comments above.
23356 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23358 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23359 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23361 2008-01-23 Michael Matz <matz@suse.de>
23364 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23367 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23369 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23370 malloc result type.
23372 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23374 * config/avr/avr.c (avr_current_arch): New variable.
23375 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23376 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23377 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23378 (avr_override_options): Init 'avr_current_arch'.
23379 (base_arch_s): Move from here...
23380 * config/avr/avr.h (base_arch_s): ... here. Add new members
23381 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23382 'mega' to 'have_jmp_call'.
23383 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23384 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23386 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23388 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23389 MULTILIB_MATCHES): Ditto.
23391 2008-01-23 Richard Guenther <rguenther@suse.de>
23393 PR middle-end/31529
23394 * cgraphunit.c (cgraph_reset_node): Always mark the node
23395 not reachable if it is not queued already.
23397 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23399 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23400 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23401 (cputype_selected): New static variable.
23402 (bfin_handle_option): Set it if -mcpu is used.
23403 (override_option): Select default set of workarounds if no cpu type
23404 selected on the command line.
23405 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23407 From Michael Frysinger <michael.frysinger@analog.com>
23408 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23409 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23411 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23412 for bf547, bf523, bf524, and bf526.
23413 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23415 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23416 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23417 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23418 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23419 * doc/invoke.texi (Blackfin Options): Document that
23420 -mcpu now accept bf547, bf523, bf524, and bf526.
23422 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23424 PR rtl-optimization/34628
23425 * combine.c (try_combine): Stop and undo after the first combination
23426 if an autoincrement side-effect on the first insn has effectively
23429 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23432 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23433 Offset addresses are not valid for Altivec or paired float modes.
23435 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23438 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23439 if DECL_INITIAL (decl) is error_mark_node.
23442 * c-common.c (handle_vector_size_attribute): Only allow
23443 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23444 the same way as pointer, array etc. types.
23445 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23448 * tree.c (build_type_attribute_qual_variant): Call
23449 build_qualified_type if attributes are equal, but quals are not.
23451 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23454 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23455 * flags.h (warn_strict_aliasing): Remove.
23456 (warn_strict_overflow): Remove.
23457 * opts.c (warn_strict_aliasing): Remove.
23458 (warn_strict_overflow): Remove.
23459 * c-opts.c (c_common_handle_option): -Wall only sets
23460 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23461 (c_common_post_options): Give default values to -Wstrict-aliasing
23462 and -Wstrict-overflow if they are uninitialized.
23463 * common.opt (Wstrict-aliasing): Specify Var and Init.
23464 (Wstrict-overflow): Likewise.
23466 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23468 PR rtl-optimization/26854
23469 PR rtl-optimization/34400
23470 PR rtl-optimization/34884
23471 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23473 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23474 (df_rd_bb_info.expanded_lr_out): Deleted
23475 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23476 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23477 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23478 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23479 Removed code to allocate, initialize or free expanded_lr_out.
23480 (df_rd_bb_local_compute_process_def): Restructured to make more
23482 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23483 sets if the sets are being trimmed.
23485 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23488 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23489 (as_vers): Likewise.
23490 * configure: Regenerated.
23492 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23494 PR middle-end/33092
23495 * tree-pass.h (pass_build_alias): New pass.
23496 * tree-ssa-alias.c (gate_build_alias): New.
23497 (pass_build_alias): New.
23498 * passes.c (init_optimization_passes): Add pass_build_alias after
23499 pass_create_structure_vars.
23501 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23503 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23504 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23505 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23506 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23507 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23508 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23509 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23510 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23511 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23512 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23513 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23514 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23515 * config/s390/s390.md (FP_ALL): New mode iterator.
23516 (_d): New mode attribute.
23517 ("*signbit<mode>2>"): Changed mode of first operand.
23518 ("isinf<mode>2"): Changed mode of first operand.
23519 ("*TDC_insn"): Adaptation for DFP modes.
23521 2008-01-22 Ben Elliston <bje@au.ibm.com>
23523 * tree.c (check_qualified_type): Improve function description.
23525 2008-01-21 Jason Merrill <jason@redhat.com>
23528 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23529 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23532 2008-01-21 DJ Delorie <dj@redhat.com>
23534 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23537 2008-01-21 Richard Guenther <rguenther@suse.de>
23539 PR middle-end/34856
23540 * tree-cfg.c (verify_expr): Allow all invariant expressions
23541 instead of just constant class ones as reference argument.
23542 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23543 like any other constant.
23544 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23546 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23548 * regmove.c (fixup_match_1): Update call crossed frequencies.
23550 2008-01-21 Richard Guenther <rguenther@suse.de>
23553 * tree-inline.c (setup_one_parameter): Deal with mismatched
23554 types using a VIEW_CONVERT_EXPR.
23556 2008-01-21 Alon Dayan <alond@il.ibm.com>
23557 Olga Golovanevsky <olga@il.ibm.com>
23559 PR tree-optimization/34701
23560 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23561 when the structure size is not a power of 2.
23563 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23565 * doc/install.texi: Add doc for --enable-checking=df.
23567 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23569 PR rtl-optimization/34808
23570 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23572 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23574 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23577 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23579 PR rtl-optimization/26854
23580 PR rtl-optimization/34400
23581 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23583 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23584 (df_rd_bb_info.expanded_lr_out): New.
23585 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23586 * loop_iv.c (iv_analysis_loop_init): Ditto.
23587 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23588 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23589 Added code to allocate, initialize or free expanded_lr_out.
23590 (df_rd_bb_local_compute_process_def): Restructured to make
23591 more understandable.
23592 (df_rd_confluence_n): Add code to do nothing with fake edges and
23593 code to no apply invalidate_by_call sets if the sets are being trimmed.
23594 (df_lr_local_finalize): Renamed to df_lr_finalize.
23595 (df_live_local_finalize): Renamed to df_live_finalize.
23597 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23600 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23601 deciding whether to use reciprocal instructions.
23603 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23605 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23606 dwarf2out_note_section_used if cold_text_section is NULL.
23608 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23610 PR gcov-profile/34610
23611 * tree-cfg.c (make_edges): Mark both outgoing edges from
23612 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23613 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23614 from OMP_FOR and OMP_CONTINUE outgoing edges.
23616 * tree-profile.c (tree_profiling): Return early if
23617 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23619 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23620 from cfun to child_cfun.
23621 * function.h (struct function): Add after_tree_profile bit.
23623 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23625 * config/avr/avr.S (_exit): Disable interrupt.
23627 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23628 Steven Bosscher <stevenb.gcc@gmail.com>
23630 PR rtl-optimization/26854
23631 PR rtl-optimization/34400
23632 * df-problems.c (df_live_scratch): New scratch bitmap.
23633 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23634 (df_live_reset): Clear the proper bitmaps.
23635 (df_live_bb_local_compute): Only process the artificial defs once
23636 since the order is not important.
23637 (df_live_init): Init the df_live sets only with the variables
23638 found live by df_lr.
23639 (df_live_transfer_function): Use the df_lr sets to prune the
23640 df_live sets as they are being computed.
23641 (df_live_free): Free df_live_scratch.
23643 2008-01-18 Ian Lance Taylor <iant@google.com>
23645 * common.opt: Add fmerge-debug-strings.
23646 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23647 flag_merge_debug_strings rather than flag_merge_constants.
23648 * doc/invoke.texi (Option Summary): Mention
23649 -fmerge-debug-strings.
23650 (Debugging Options): Document -fmerge-debug-strings.
23652 2008-01-18 Ian Lance Taylor <iant@google.com>
23655 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23656 (struct tree_function_decl): Add new field operator_new_flag.
23657 * tree-inline.c (expand_call_inline): When inlining a call to
23658 operator new, force the return value to go into a variable, and
23659 set DECL_NO_TBAA_P on that variable.
23660 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23662 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23665 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23666 DWARF2_DEBUGGING_INFO.
23667 (dwarf2out_note_section_used): Ditto. Add prototype.
23668 (have_multiple_function_sections, text_section_used,
23669 cold_text_section_used, *cold_text_sections): Move declarations
23672 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23674 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23675 field and add signal_ra.
23676 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23677 assignments to frame state pc. Move end of stack check after
23678 MD_FALLBACK_FRAME_STATE_FOR.
23679 (uw_update_context_1): Use frame state signal_regs if set, instead
23680 of checking signal_frame flag.
23681 (uw_update_context): Use frame state signal_ra if set.
23682 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23683 * config/xtensa/linux-unwind.h: New file.
23685 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23687 * modulo-sched.c (get_sched_window): Fix comment typo.
23689 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23691 PR tree-optimization/34648
23692 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23694 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23696 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23697 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23699 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23701 PR rtl-optimization/34400
23702 * df-core.c (df_worklist_dataflow_overeager,
23703 df_worklist_dataflow_doublequeue): New functions.
23704 (df_worklist_dataflow): Two different worklist solvers.
23705 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23708 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23711 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23712 and ftree-parallelize-loops.
23714 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23716 PR rtl-optimization/34826
23717 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23719 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23721 * global.c (find_reg): Mark the eh regs as used if necessary.
23722 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23723 * ra.h (struct allocno): no_eh_reg field added. Changed
23724 no_stack_reg type to bitfield.
23726 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23728 * tree.c (substitute_in_expr): Add missing 'break'.
23730 2008-01-17 Richard Guenther <rguenther@suse.de>
23732 PR tree-optimization/34825
23733 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23734 x / x as division to handle.
23736 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23738 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23739 "-pthread" is specified.
23740 * pa-hpux11.h (LIB_SPEC): Likewise.
23742 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23743 Peter Bergner <bergner@vnet.ibm.com>
23745 PR rtl-optimization/33796
23746 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23748 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23750 PR libgfortran/34699
23751 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23753 * pa-hpux10.h (LINK_SPEC): Likewise.
23754 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23756 2008-01-16 Richard Guenther <rguenther@suse.de>
23758 PR middle-end/32628
23759 * fold-const.c (fold_convert_const_int_from_int): Do not
23760 set overflow if that occured only because of a sign extension
23761 change when converting from/to a sizetype with the same
23762 precision and signedness.
23764 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23767 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23768 location address to the correct place. Update copyright year.
23770 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23772 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23773 no dependences in the dependence_relations vector.
23775 2008-01-16 Jan Hubicka <jh@suse.cz>
23777 PR rtl-optimization/31396
23778 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23779 * cfg.c (dump_reg_info): Print it.
23780 * regs.h (struct reg_info_t): add freq_calls_crossed.
23781 (REG_FREQ_CALLS_CROSSED): New macro.
23782 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23783 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23784 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23785 regmove_optimize): Update call crossed frequencies.
23786 * local-alloc.c (struct qty): Add freq_calls_crossed.
23787 (alloc_qty): Copute freq_calls_crossed.
23788 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23789 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23790 * ra.h (struct allocno): Add freq_calls_crossed.
23792 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23794 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23795 libgomp when compiling with ftree-parallelize-loops.
23796 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23798 2008-01-16 Richard Guenther <rguenther@suse.de>
23800 PR tree-optimization/34769
23801 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23802 * tree.c (int_cst_value): Instead make this function more
23803 permissive in what it accepts as valid input. Document this
23804 function always sign-extends the value.
23806 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23807 Richard Guenther <rguenther@suse.de>
23810 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23811 (gimple_fold_indirect_ref_rhs): ... this.
23812 (gimple_fold_indirect_ref): New function with foldings
23813 that preserve lvalueness.
23814 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23815 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23816 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23817 to fold an INDIRECT_REF, fall back to the old use of
23818 fold_indirect_ref_1.
23820 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23822 * tree-data-ref.c (subscript_dependence_tester_1): Call
23823 free_conflict_function.
23824 (compute_self_dependence): Same.
23826 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23829 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23830 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23832 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23833 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23834 for DWARF2_UNWIND_INFO targets.
23836 2008-01-16 Richard Guenther <rguenther@suse.de>
23839 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23840 type qualifiers for function types.
23842 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23844 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23845 loop_iterator li from previous commit.
23847 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23849 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23851 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23853 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23854 (parallelize_loops): Don't parallelize irreducible components.
23856 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23859 * c-opts (c_common_post_options): Do not enable CPP
23860 flag_pedantic_errors by default.
23862 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23864 PR rtl-optimization/31944
23865 * cse.c (remove_pseudo_from_table): New function.
23866 (merge_equiv_classes): Use above function to remove pseudo-registers.
23867 (invalidate): Likewise.
23869 2008-01-13 Richard Guenther <rguenther@suse.de>
23871 PR middle-end/34601
23872 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23873 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23875 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23877 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23878 validate_change to unshare the source of the PC set.
23880 2008-01-12 Jan Hubicka <jh@suse.cz>
23882 PR middle-end/32135
23883 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23884 references above array bounds. This might trigger bounds checks for
23885 pointers to arrays.
23887 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23889 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
23890 new_replaceable_dependencies.
23892 2008-01-12 Doug Kwan <dougkwan@google.com>
23894 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
23895 instead of OPT_Wreturn_type in warning due to ignored return type
23897 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
23898 options included in -Wextra.
23899 * c.opt: New option -Wignored_qualifiers.
23900 * doc/invoke.texi (Warning Options, -Wextra): Add new option
23901 -Wignore_qualifiers.
23902 (-Wignored-qualifiers): Document.
23903 (-Wreturn-type): Remove description of functionality now handled
23904 by -Wignored-qualifiers.
23906 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
23909 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
23910 NOP_EXPR if it is between integral types with the same precision.
23912 2008-01-12 Jan Hubicka <jh@suse.cz>
23915 * invoke.texi (max-inline-recursive-depth): Fix default value.
23917 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
23919 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
23922 2008-01-11 Bob Wilson <bob.wilson@acm.org>
23924 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
23926 2008-01-11 James E. Wilson <wilson@specifix.com>
23929 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
23931 2008-01-11 Anatoly Sokolov <aesok@post.ru>
23933 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
23934 save/restore frame pointer register and don't use 'call-prologues'
23935 optimization in function with "OS_task" attribute.
23937 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
23939 PR middle-end/31309
23940 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
23941 when copying to memory.
23943 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
23945 PR rtl-optimization/30905
23946 * cfgcleanup.c: Include dce.h
23947 (crossjumps_occured): New global variable.
23948 (try_crossjump_bb): Exit loop after finding a fallthru edge.
23949 If something changed, set crossjumps_occured to true.
23950 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
23951 Don't add/remove fake edges to exit here...
23952 (cleanup_cfg): ...but do it here, when crossjumping.
23953 Run a fast DCE when successful crossjumps occured in the latest
23954 iteration of try_optimize_cfg.
23956 2008-01-11 Richard Guenther <rguenther@suse.de>
23958 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
23959 (struct vn_unary_op_s): Likewise.
23960 (vn_reference_insert): Free old reference on hash collision.
23962 2008-01-10 Raksit Ashok <raksit@google.com>
23964 PR rtl-optimization/27971
23965 * combine.c (find_split_point): Split PLUS expressions which are
23966 inside a MEM rtx, and whose first operand is complex.
23968 2008-01-10 DJ Delorie <dj@redhat.com>
23970 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
23971 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
23972 (m32c_hard_regno_ok): Call the underlying function.
23974 2008-01-10 Richard Guenther <rguenther@suse.de>
23976 PR middle-end/34683
23977 * tree-cfg.c (tree_merge_blocks): Do not go through the
23978 full-blown folding and stmt updating path if we just deal
23979 with virtual operands.
23980 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
23981 test for abnormal SSA_NAMEs.
23983 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
23985 PR middle-end/34641
23986 * reload.c (push_reload): Add assertions. All constants from
23987 reg_equiv_constant should have been used for replacing the respective
23989 (find_reloads_address): Invoke find_reloads_address_part for
23990 constant taken from the reg_equiv_constant array.
23992 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
23994 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
23995 field (valnum) the first in the struct. Replace bools with
23998 2008-01-10 Richard Guenther <rguenther@suse.de>
24000 PR tree-optimization/34651
24001 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24002 types and ordering for masking and converting.
24004 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24006 PR tree-optimization/34017
24007 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24008 also for PHI_NODE expressions.
24010 2008-01-09 Jan Hubicka <jh@suse.cz>
24012 PR tree-optimization/34708
24013 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24014 based on number of case labels.
24015 (init_inline_once): Remove switch_cost.
24016 * tree-inline.h (eni_weights_d): Remove switch_cost.
24018 2008-01-09 Richard Guenther <rguenther@suse.de>
24019 Andrew Pinski <andrew_pinski@playstation.sony.com>
24021 PR middle-end/30132
24022 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24023 temporary if an rvalue is ok or an lvalue is not required.
24025 2008-01-09 Richard Guenther <rguenther@suse.de>
24027 PR middle-end/34458
24028 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24029 adjust return type.
24031 2008-01-09 Richard Guenther <rguenther@suse.de>
24033 PR middle-end/34679
24034 * tree.c (host_integerp): Check for sizetype only if the
24035 type is an integer type.
24037 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24040 * opts.c (decode_options): Disable inlining of functions called
24041 once if not in unit-at-a-time mode.
24043 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24045 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24047 2008-01-08 Richard Guenther <rguenther@suse.de>
24049 PR middle-end/31863
24050 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24051 out early if the result will be unused.
24053 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24058 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24059 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24062 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24064 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24065 for vectorization tuned.
24067 2008-01-08 Richard Guenther <rguenther@suse.de>
24069 PR tree-optimization/34683
24070 * tree-ssa-operands.c (operand_build_cmp): Export.
24071 * tree-ssa-operands.h (operand_build_cmp): Declare.
24072 * tree-vn.c (vuses_compare): Remove.
24073 (sort_vuses): Use operand_build_cmp.
24074 (sort_vuses_heap): Likewise.
24075 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24076 to re-use old VEC if available. Do not sort already sorted VUSEs.
24077 (vdefs_to_vec): Do not sort already sorted VDEFs.
24079 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24081 PR middle-end/34694
24082 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24084 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24087 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24088 limitations of reciprocal sequences on x86 targets.
24090 2008-01-08 Richard Guenther <rguenther@suse.de>
24092 PR tree-optimization/34683
24093 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24095 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24098 * config/darwin.c (darwin_mergeable_string_section): Don't use
24099 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24101 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24104 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24105 negxf2. Macroize expander using X87MODEF mode iterator. Change
24106 predicates of op0 and op1 to register_operand.
24107 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24108 expander using X87MODEF mode iterator. Change predicates of
24109 op0 and op1 to register_operand.
24110 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24111 corresponding patterns and macroize using MODEF macro. Change
24112 predicates of op0 and op1 to register_operand and remove
24113 "m" constraint. Disparage "r" alternative with "!".
24114 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24115 macroize using X87MODEF macro. Change predicates of op0 and op1
24116 to register_operand and remove "m" constraint. Disparage "r"
24117 alternative with "!".
24118 (absneg splitter with memory operands): Remove.
24119 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24120 patterns and macroize using X87MODEF mode iterator.
24121 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24122 Change predicate of op1 to register_operand.
24123 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24124 for memory operands.
24126 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24128 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24130 2008-01-07 Richard Guenther <rguenther@suse.de>
24132 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24135 2008-01-07 Richard Guenther <rguenther@suse.de>
24137 PR tree-optimization/34683
24138 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24139 VOPs of the needed size to save memory. Use VEC_quick_push
24140 to save compile-time.
24141 (vdefs_to_vec): Likewise.
24143 2008-01-07 Sa Liu <saliu@de.ibm.com>
24145 * config/spu/spu.md (divdf3): Genetate inline code for double
24146 division. The implementation doesn't handle INF or NAN, therefore it
24147 only applies when -ffinite-math-only is given.
24149 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24152 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24153 * doc/cpp.texi ([Common Predefined Macros]): Document.
24155 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24157 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24158 order to use commutative addition instead of subtraction.
24160 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24161 Mircea Namolaru <namolaru@il.ibm.com>
24162 Vladimir Yanovsky <yanov@il.ibm.com>
24163 Revital Eres <eres@il.ibm.com>
24165 PR tree-optimization/34263
24166 * tree-outof-ssa.c (process_single_block_loop_latch,
24167 contains_tree_r): New functions.
24168 (analyze_edges_for_bb): Call process_single_block_loop_latch
24169 function to empty single-basic-block latch block if possible.
24171 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24173 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24175 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24177 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24179 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24181 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24183 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24185 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24187 PR tree-optimization/34618
24188 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24191 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24194 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24195 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24196 Update copyright year.
24198 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24199 Update copyright year.
24200 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24203 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24205 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24206 edge does not point to current bb before changing need_assert.
24208 2008-01-04 Richard Guenther <rguenther@suse.de>
24210 PR middle-end/34029
24211 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24212 for verifying purposes if they are is_gimple_min_invariant.
24214 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24216 PR tree-optimization/34448
24217 PR tree-optimization/34465
24218 * gimplify.c (gimplify_init_constructor): Add new parameter
24219 notify_temp_creation. Use it.
24220 (gimplify_modify_expr_rhs): Take volatiles into account when
24221 optimizing constructors.
24222 Do not optimize constructors if gimplify_init_constructor will dump to
24224 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24225 * gcc.c-torture/compile/pr34448.c: New.
24227 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24229 PR gcov-profile/34609
24230 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24231 return_slot if result is TREE_ADDRESSABLE.
24233 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24235 * config/mips/mips.md (sqrt_condition): Tweak comment.
24236 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24238 2008-01-03 Tom Tromey <tromey@redhat.com>
24241 * c-common.c (c_type_hash): Handle VLAs.
24243 2008-01-03 Jan Hubicka <jh@suse.cz>
24245 PR tree-optimization/31081
24246 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24247 0 when inlining and not inlining to first basic block.
24248 (remap_decl): When var is initialized to 0, don't set default_def.
24249 (expand_call_inline): Set entry_bb.
24250 * tree-inline.h (copy_body_data): Add entry_bb.
24252 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24255 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24258 PR tree-optimization/29484
24259 * tree-inline.c (inline_forbidden_p_2): New function.
24260 (inline_forbidden_p): Disallow inlining if some static var
24261 has an address of a local LABEL_DECL in its initializer.
24262 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24265 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24267 PR tree-optimization/34635
24268 * tree-data-ref.c (add_other_self_distances): Make sure that the
24269 evolution step is constant.
24271 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24273 PR middle-end/34608
24274 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24276 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24278 * tree-sra.c (scalarize_init): Insert the generate_element_init
24279 statements after the generate_element_zero statements.
24281 2008-01-02 Richard Guenther <rguenther@suse.de>
24283 PR middle-end/34093
24284 PR middle-end/31976
24285 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24286 for very large number of operands instead of ICEing.
24288 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24291 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24292 while stack probing.
24294 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24296 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24299 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24301 PR libmudflap/26442
24302 * tree-mudflap.c (mx_register_decls): Guard warning by
24303 !DECL_ARTIFICIAL check.
24305 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24307 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24308 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24309 sse5_perm<mode>): Fix constraints.